activa -Wextra -Wpedantic i neteja warnings

.clang-tidy

@@ -8,72 +8,100 @@ Checks:
   - -bugprone-integer-division
   - -bugprone-easily-swappable-parameters
   - -bugprone-narrowing-conversions
-  - -modernize-avoid-c-arrays,-warnings-as-errors
+  - -modernize-avoid-c-arrays
 
 WarningsAsErrors: '*'
-# Solo headers del propio código fuente (external/ y spv/ tienen su propio .clang-tidy dummy)
-HeaderFilterRegex: 'source/.*'
+# Headers nostres (excloem source/external/ que conté dependències de tercers no editables)
+HeaderFilterRegex: 'source/(core|game|utils)/'
 FormatStyle: file
 
 CheckOptions:
   # bugprone-empty-catch: aceptar catches vacíos marcados con @INTENTIONAL en un comentario
   - { key: bugprone-empty-catch.IgnoreCatchWithKeywords, value: '@INTENTIONAL' }
 
-  # Variables locales en snake_case
+  # =====================================================================
+  # CONSTANTES → UPPER_CASE (compile-time y runtime, en cualquier scope)
+  # =====================================================================
+  # Todo lo que sea const o constexpr se identifica visualmente en UPPER_CASE,
+  # sin importar si es global, local, miembro o static.
+
+  # constexpr en cualquier scope (globales y locales)
+  - { key: readability-identifier-naming.ConstexprVariableCase, value: UPPER_CASE }
+
+  # Constantes globales (const no-constexpr)
+  - { key: readability-identifier-naming.GlobalConstantCase, value: UPPER_CASE }
+
+  # Constantes locales (const en función)
+  - { key: readability-identifier-naming.LocalConstantCase, value: UPPER_CASE }
+
+  # Static const a nivel de archivo/namespace
+  - { key: readability-identifier-naming.StaticConstantCase, value: UPPER_CASE }
+
+  # Miembros static const/constexpr de clase (p.ej. static constexpr int MAX = 100;)
+  - { key: readability-identifier-naming.ClassConstantCase, value: UPPER_CASE }
+
+  # Miembros const no-static de clase (p.ej. const int limit;)
+  - { key: readability-identifier-naming.ConstantMemberCase, value: UPPER_CASE }
+
+  # Valores de enums
+  - { key: readability-identifier-naming.EnumConstantCase, value: UPPER_CASE }
+
+  # NOTA: Los parámetros const NO se tratan como constantes aquí.
+  # Un parámetro sigue siendo un parámetro aunque sea const → hereda ParameterCase.
+
+  # =====================================================================
+  # VARIABLES NO-CONST
+  # =====================================================================
+
+  # Variables locales
   - { key: readability-identifier-naming.VariableCase, value: lower_case }
+  - { key: readability-identifier-naming.LocalVariableCase, value: lower_case }
 
-  # Miembros privados en snake_case con sufijo _
-  - { key: readability-identifier-naming.PrivateMemberCase, value: lower_case }
-  - { key: readability-identifier-naming.PrivateMemberSuffix, value: _ }
+  # Parámetros de función
+  - { key: readability-identifier-naming.ParameterCase, value: lower_case }
 
-  # Miembros protegidos en snake_case con sufijo _
-  - { key: readability-identifier-naming.ProtectedMemberCase, value: lower_case }
-  - { key: readability-identifier-naming.ProtectedMemberSuffix, value: _ }
-
-  # Miembros públicos en snake_case (sin sufijo)
-  - { key: readability-identifier-naming.PublicMemberCase, value: lower_case }
-
-  # Namespaces en CamelCase
-  - { key: readability-identifier-naming.NamespaceCase, value: CamelCase }
-
-  # Variables estáticas privadas como miembros privados
+  # Variables estáticas no-const (static locales, static file-scope,
+  # y static members no-const de clase como el instance_ de un Singleton).
+  # Sufijo _ para marcar que tienen storage estático.
   - { key: readability-identifier-naming.StaticVariableCase, value: lower_case }
   - { key: readability-identifier-naming.StaticVariableSuffix, value: _ }
 
-  # Constantes estáticas sin sufijo
-  - { key: readability-identifier-naming.StaticConstantCase, value: UPPER_CASE }
+  # =====================================================================
+  # MIEMBROS DE CLASE NO-CONST
+  # =====================================================================
+  # Privados: snake_case con sufijo _
+  - { key: readability-identifier-naming.PrivateMemberCase, value: lower_case }
+  - { key: readability-identifier-naming.PrivateMemberSuffix, value: _ }
 
-  # Constantes globales en UPPER_CASE
-  - { key: readability-identifier-naming.GlobalConstantCase, value: UPPER_CASE }
+  # Protegidos: snake_case con sufijo _
+  - { key: readability-identifier-naming.ProtectedMemberCase, value: lower_case }
+  - { key: readability-identifier-naming.ProtectedMemberSuffix, value: _ }
 
-  # Variables constexpr globales en UPPER_CASE
-  - { key: readability-identifier-naming.ConstexprVariableCase, value: UPPER_CASE }
+  # Públicos: snake_case sin sufijo
+  - { key: readability-identifier-naming.PublicMemberCase, value: lower_case }
 
-  # Constantes locales en UPPER_CASE
-  - { key: readability-identifier-naming.LocalConstantCase, value: UPPER_CASE }
-
-  # Constexpr miembros en UPPER_CASE (sin sufijo)
-  - { key: readability-identifier-naming.ConstexprMemberCase, value: UPPER_CASE }
-
-  # Constexpr miembros privados/protegidos con sufijo _
-  - { key: readability-identifier-naming.ConstexprMethodCase, value: UPPER_CASE }
-
-  # Clases, structs y enums en CamelCase
+  # =====================================================================
+  # TIPOS
+  # =====================================================================
   - { key: readability-identifier-naming.ClassCase, value: CamelCase }
   - { key: readability-identifier-naming.StructCase, value: CamelCase }
   - { key: readability-identifier-naming.EnumCase, value: CamelCase }
+  - { key: readability-identifier-naming.UnionCase, value: CamelCase }
+  - { key: readability-identifier-naming.TypeAliasCase, value: CamelCase }
+  - { key: readability-identifier-naming.TypedefCase, value: CamelCase }
+  - { key: readability-identifier-naming.TemplateParameterCase, value: CamelCase }
 
-  # Valores de enums en UPPER_CASE
-  - { key: readability-identifier-naming.EnumConstantCase, value: UPPER_CASE }
+  # Namespaces
+  - { key: readability-identifier-naming.NamespaceCase, value: CamelCase }
 
-  # Métodos en camelBack (sin sufijos)
+  # =====================================================================
+  # FUNCIONES Y MÉTODOS (incluyendo constexpr)
+  # =====================================================================
+  # Un método/función constexpr es un invocable, no una constante → camelBack.
+  - { key: readability-identifier-naming.FunctionCase, value: camelBack }
+  - { key: readability-identifier-naming.ConstexprFunctionCase, value: camelBack }
   - { key: readability-identifier-naming.MethodCase, value: camelBack }
   - { key: readability-identifier-naming.PrivateMethodCase, value: camelBack }
   - { key: readability-identifier-naming.ProtectedMethodCase, value: camelBack }
   - { key: readability-identifier-naming.PublicMethodCase, value: camelBack }
-
-  # Funciones en camelBack
-  - { key: readability-identifier-naming.FunctionCase, value: camelBack }
-
-  # Parámetros en lower_case
-  - { key: readability-identifier-naming.ParameterCase, value: lower_case }
+  - { key: readability-identifier-naming.ConstexprMethodCase, value: camelBack }

.githooks/pre-commit

@@ -0,0 +1,92 @@
+#!/usr/bin/env bash
+# Pre-commit hook: aplica clang-format als fitxers C++ staged abans del commit.
+# - Només toca fitxers staged dins source/ (exclou source/external/).
+# - Avorta el commit si hi ha canvis NO staged en aquests fitxers (per no incloure'ls sense voler).
+
+set -euo pipefail
+
+if ! command -v clang-format >/dev/null 2>&1; then
+    echo "pre-commit: clang-format no trobat — saltant format check" >&2
+    exit 0
+fi
+
+mapfile -t STAGED < <(git diff --cached --name-only --diff-filter=ACMR \
+    | grep -E '^source/.*\.(cpp|hpp|h)$' \
+    | grep -vE '^source/external/' || true)
+
+if [ ${#STAGED[@]} -eq 0 ]; then
+    exit 0
+fi
+
+UNSTAGED_DIRTY=()
+for f in "${STAGED[@]}"; do
+    if ! git diff --quiet -- "$f"; then
+        UNSTAGED_DIRTY+=("$f")
+    fi
+done
+
+if [ ${#UNSTAGED_DIRTY[@]} -gt 0 ]; then
+    echo "pre-commit: aquests fitxers tenen canvis NO staged i estan al commit." >&2
+    echo "            Fes 'git add' o 'git stash' abans de continuar:" >&2
+    printf '  %s\n' "${UNSTAGED_DIRTY[@]}" >&2
+    exit 1
+fi
+
+clang-format -i "${STAGED[@]}"
+git add -- "${STAGED[@]}"
+
+# --- clang-tidy només sobre els fitxers staged ---
+if ! command -v clang-tidy >/dev/null 2>&1; then
+    echo "pre-commit: clang-tidy no trobat — saltant tidy" >&2
+    exit 0
+fi
+
+REPO_ROOT="$(git rev-parse --show-toplevel)"
+BUILD_DIR="$REPO_ROOT/build"
+
+if [ ! -f "$BUILD_DIR/compile_commands.json" ]; then
+    echo "pre-commit: generant compile_commands.json (build dir buit)..." >&2
+    cmake -S "$REPO_ROOT" -B "$BUILD_DIR" >/dev/null
+fi
+
+echo "pre-commit: clang-tidy sobre ${#STAGED[@]} fitxer(s)..." >&2
+if ! clang-tidy -p "$BUILD_DIR" --quiet "${STAGED[@]}"; then
+    echo "pre-commit: clang-tidy ha trobat errors — commit avortat" >&2
+    exit 1
+fi
+
+# --- cppcheck només sobre els .cpp staged ---
+if ! command -v cppcheck >/dev/null 2>&1; then
+    echo "pre-commit: cppcheck no trobat — saltant cppcheck" >&2
+    exit 0
+fi
+
+CPP_STAGED=()
+for f in "${STAGED[@]}"; do
+    [[ "$f" == *.cpp ]] && CPP_STAGED+=("$f")
+done
+
+if [ ${#CPP_STAGED[@]} -eq 0 ]; then
+    exit 0
+fi
+
+echo "pre-commit: cppcheck sobre ${#CPP_STAGED[@]} fitxer(s)..." >&2
+if ! cppcheck \
+        --enable=warning,style,performance,portability \
+        --std=c++20 \
+        --language=c++ \
+        --inline-suppr \
+        --suppress=missingIncludeSystem \
+        --suppress=toomanyconfigs \
+        --suppress='*:*source/external/*' \
+        --suppress='*:*source/core/rendering/sdl3gpu/spv/*' \
+        --suppress=normalCheckLevelMaxBranches \
+        -D_DEBUG \
+        -DLINUX_BUILD \
+        --quiet \
+        --error-exitcode=1 \
+        -I "$REPO_ROOT/source" \
+        "${CPP_STAGED[@]}"; then
+    echo "pre-commit: cppcheck ha trobat errors — commit avortat" >&2
+    exit 1
+fi

CMakeLists.txt

@@ -79,23 +79,23 @@ set(APP_SOURCES
     source/core/system/director.cpp
 
     # Scenes (cinemàtiques i menús reescrits)
-    source/scenes/timeline.cpp
-    source/scenes/sprite_mover.cpp
-    source/scenes/frame_animator.cpp
-    source/scenes/palette_fade.cpp
-    source/scenes/surface_handle.cpp
-    source/scenes/scene_registry.cpp
-    source/scenes/scene_utils.cpp
-    source/scenes/boot_loader_scene.cpp
-    source/scenes/mort_scene.cpp
-    source/scenes/banner_scene.cpp
-    source/scenes/menu_scene.cpp
-    source/scenes/intro_new_logo_scene.cpp
-    source/scenes/intro_scene.cpp
-    source/scenes/intro_sprites_scene.cpp
-    source/scenes/slides_scene.cpp
-    source/scenes/credits_scene.cpp
-    source/scenes/secreta_scene.cpp
+    source/game/scenes/timeline.cpp
+    source/game/scenes/sprite_mover.cpp
+    source/game/scenes/frame_animator.cpp
+    source/game/scenes/palette_fade.cpp
+    source/game/scenes/surface_handle.cpp
+    source/game/scenes/scene_registry.cpp
+    source/game/scenes/scene_utils.cpp
+    source/game/scenes/boot_loader_scene.cpp
+    source/game/scenes/mort_scene.cpp
+    source/game/scenes/banner_scene.cpp
+    source/game/scenes/menu_scene.cpp
+    source/game/scenes/intro_new_logo_scene.cpp
+    source/game/scenes/intro_scene.cpp
+    source/game/scenes/intro_sprites_scene.cpp
+    source/game/scenes/slides_scene.cpp
+    source/game/scenes/credits_scene.cpp
+    source/game/scenes/secreta_scene.cpp
 
     # Game
     source/game/options.cpp
@@ -153,14 +153,12 @@ if(NOT APPLE AND NOT EMSCRIPTEN)
         "${HEADERS_DIR}/postfx_vert_spv.h"
         "${HEADERS_DIR}/postfx_frag_spv.h"
         "${HEADERS_DIR}/upscale_frag_spv.h"
-        "${HEADERS_DIR}/downscale_frag_spv.h"
         "${HEADERS_DIR}/crtpi_frag_spv.h"
     )
     set(ALL_SHADER_SOURCES
         "${SHADERS_DIR}/postfx.vert"
         "${SHADERS_DIR}/postfx.frag"
         "${SHADERS_DIR}/upscale.frag"
-        "${SHADERS_DIR}/downscale.frag"
         "${SHADERS_DIR}/crtpi_frag.glsl"
     )
 
@@ -218,6 +216,12 @@ target_include_directories(${PROJECT_NAME} PUBLIC
     "${CMAKE_BINARY_DIR}"
 )
 
+# Capçaleres de tercers a source/external/ — tractades com a sistema per
+# silenciar warnings (gif.h, etc.) que no controlem.
+target_include_directories(${PROJECT_NAME} SYSTEM PUBLIC
+    "${CMAKE_SOURCE_DIR}/source/external"
+)
+
 # Enlazar SDL3
 if(APPLE AND MACOS_BUNDLE)
     target_compile_definitions(${PROJECT_NAME} PRIVATE MACOS_BUNDLE)
@@ -234,7 +238,7 @@ else()
 endif()
 
 # --- FLAGS DE COMPILACIÓN ---
-target_compile_options(${PROJECT_NAME} PRIVATE -Wall)
+target_compile_options(${PROJECT_NAME} PRIVATE -Wall -Wextra -Wpedantic)
 target_compile_options(${PROJECT_NAME} PRIVATE $<$<CONFIG:RELEASE>:-Os -ffunction-sections -fdata-sections>)
 
 # --- CONFIGURACIÓN POR PLATAFORMA ---
@@ -260,11 +264,6 @@ elseif(EMSCRIPTEN)
     set_target_properties(${PROJECT_NAME} PROPERTIES SUFFIX ".html")
 endif()
 
-# Ejecutable en la raíz del proyecto (solo nativos). A Emscripten queda dins build/.
-if(NOT EMSCRIPTEN)
-    set_target_properties(${PROJECT_NAME} PROPERTIES RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR})
-endif()
-
 # --- EINA STANDALONE: pack_resources ---
 # Executable auxiliar que empaqueta `data/` a `resources.pack` (format AEE1).
 # No es compila per defecte (EXCLUDE_FROM_ALL). Build explícit:
@@ -276,14 +275,14 @@ if(NOT EMSCRIPTEN)
         source/core/resources/resource_pack.cpp
     )
     target_include_directories(pack_resources PRIVATE "${CMAKE_SOURCE_DIR}/source")
-    target_compile_options(pack_resources PRIVATE -Wall)
+    target_compile_options(pack_resources PRIVATE -Wall -Wextra -Wpedantic)
 
     # --- Regeneració automàtica de resources.pack ---
     # Cada `cmake --build build` torna a empaquetar `data/` si algun fitxer ha
     # canviat. Evita debugar amb un pack obsolet. CONFIGURE_DEPENDS força CMake
     # a re-globbar a la pròxima invocació (recull fitxers nous afegits a data/).
     file(GLOB_RECURSE DATA_FILES CONFIGURE_DEPENDS "${CMAKE_SOURCE_DIR}/data/*")
-    set(RESOURCE_PACK "${CMAKE_SOURCE_DIR}/resources.pack")
+    set(RESOURCE_PACK "${CMAKE_BINARY_DIR}/resources.pack")
 
     add_custom_command(
         OUTPUT ${RESOURCE_PACK}
@@ -298,6 +297,26 @@ if(NOT EMSCRIPTEN)
 
     add_custom_target(resource_pack ALL DEPENDS ${RESOURCE_PACK})
     add_dependencies(${PROJECT_NAME} resource_pack)
+
+    # --- CÒPIA DE gamecontrollerdb.txt AL COSTAT DEL BINARI ---
+    # SDL_AddGamepadMappingsFromFile només llegeix del filesystem real (no del
+    # pack), així que el fitxer ha de viure al directori del binari. Es copia
+    # només si existeix per no fallar la build d'algú que encara no ha fet
+    # `make controllerdb`.
+    if(EXISTS "${CMAKE_SOURCE_DIR}/gamecontrollerdb.txt")
+        set(CONTROLLER_DB "${CMAKE_BINARY_DIR}/gamecontrollerdb.txt")
+        add_custom_command(
+            OUTPUT ${CONTROLLER_DB}
+            COMMAND ${CMAKE_COMMAND} -E copy_if_different
+                "${CMAKE_SOURCE_DIR}/gamecontrollerdb.txt"
+                "${CONTROLLER_DB}"
+            DEPENDS "${CMAKE_SOURCE_DIR}/gamecontrollerdb.txt"
+            COMMENT "Copiant gamecontrollerdb.txt → build/"
+            VERBATIM
+        )
+        add_custom_target(controller_db ALL DEPENDS ${CONTROLLER_DB})
+        add_dependencies(${PROJECT_NAME} controller_db)
+    endif()
 endif()
 
 # --- STATIC ANALYSIS TARGETS ---

Makefile

@@ -2,14 +2,14 @@
 # DIRECTORIES
 # ==============================================================================
 DIR_ROOT       := $(dir $(abspath $(MAKEFILE_LIST)))
-DIR_BIN        := $(addsuffix /, $(DIR_ROOT))
+BUILDDIR       := build
 
 # ==============================================================================
 # TOOLS
 # ==============================================================================
 SHADER_CMAKE   := $(DIR_ROOT)tools/shaders/compile_spirv.cmake
 SHADERS_DIR    := $(DIR_ROOT)data/shaders
-HEADERS_DIR    := $(DIR_ROOT)source/core/rendering/sdl3gpu
+HEADERS_DIR    := $(DIR_ROOT)source/core/rendering/sdl3gpu/spv
 ifeq ($(OS),Windows_NT)
     GLSLC      := $(shell where glslc 2>NUL)
 else
@@ -20,7 +20,7 @@ endif
 # TARGET NAMES
 # ==============================================================================
 TARGET_NAME    := aee
-TARGET_FILE    := $(DIR_BIN)$(TARGET_NAME)
+TARGET_FILE    := $(BUILDDIR)/$(TARGET_NAME)
 APP_NAME       := Aventures en Egipte
 DIST_DIR       := dist
 RELEASE_FOLDER := dist/_tmp
@@ -61,7 +61,7 @@ endif
 # WINDOWS-SPECIFIC VARIABLES
 # ==============================================================================
 ifeq ($(OS),Windows_NT)
-    WIN_TARGET_FILE    := $(DIR_BIN)$(APP_NAME)
+    WIN_TARGET_FILE    := $(BUILDDIR)/$(APP_NAME)
     WIN_RELEASE_FILE   := $(RELEASE_FOLDER)/$(APP_NAME)
     # Escapa apòstrofs per a PowerShell (duplica ' → ''). Sense això, APP_NAMEs
     # com "JailDoctor's Dilemma" trencarien el parsing de -Destination '...'.
@@ -96,12 +96,31 @@ else
 endif
 
 # ==============================================================================
-# CMAKE GENERATOR (Windows needs explicit MinGW Makefiles generator)
+# CMAKE GENERATOR (usa Ninja si está disponible; si no, MinGW Makefiles en
+# Windows / generador por defecto en Linux/macOS). Ninja paraleliza mejor.
 # ==============================================================================
 ifeq ($(OS),Windows_NT)
-    CMAKE_GEN := -G "MinGW Makefiles"
+    # Dins MSYS2/Git Bash/MinGW, $(shell ...) usa sh.exe i "NUL" NO és
+    # dispositiu — un redirect "2>NUL" crearia un fitxer literal anomenat
+    # NUL al cwd. Detectem MSYSTEM per usar /dev/null en aquests entorns.
+    ifneq ($(MSYSTEM),)
+        NULDEV := /dev/null
+    else
+        NULDEV := NUL
+    endif
+    HAS_NINJA := $(shell ninja --version 2>$(NULDEV))
+    ifneq ($(HAS_NINJA),)
+        CMAKE_GEN := -G "Ninja"
+    else
+        CMAKE_GEN := -G "MinGW Makefiles"
+    endif
 else
-    CMAKE_GEN :=
+    HAS_NINJA := $(shell ninja --version 2>/dev/null)
+    ifneq ($(HAS_NINJA),)
+        CMAKE_GEN := -G "Ninja"
+    else
+        CMAKE_GEN :=
+    endif
 endif
 
 # ==============================================================================
@@ -115,10 +134,21 @@ debug:
 	@cmake $(CMAKE_GEN) -S . -B build -DCMAKE_BUILD_TYPE=Debug -DGIT_HASH=$(GIT_HASH)
 	@cmake --build build
 
+run: all
+	@./$(TARGET_FILE)
+
+run-debug: debug
+	@./$(TARGET_FILE)
+
+clean:
+	@rm -rf $(BUILDDIR)
+
+rebuild: clean all
+
 # ==============================================================================
 # REGLAS PARA COMPILACIÓN DE SHADERS (multiplataforma via cmake)
 # ==============================================================================
-compile_shaders:
+compile-shaders:
 ifdef GLSLC
 	@cmake -D GLSLC=$(GLSLC) -D SHADERS_DIR=$(SHADERS_DIR) -D HEADERS_DIR=$(HEADERS_DIR) -P $(SHADER_CMAKE)
 else
@@ -129,26 +159,26 @@ endif
 pack:
 	@cmake $(CMAKE_GEN) -S . -B build -DCMAKE_BUILD_TYPE=Release -DGIT_HASH=$(GIT_HASH)
 	@cmake --build build --target pack_resources
-	@./build/pack_resources data resources.pack
+	@./build/pack_resources data build/resources.pack
 
 # ==============================================================================
 # RELEASE AUTOMÁTICO (detecta SO)
 # ==============================================================================
 release:
 ifeq ($(OS),Windows_NT)
-	@"$(MAKE)" _windows_release
+	@"$(MAKE)" _windows-release
 else
 ifeq ($(UNAME_S),Darwin)
-	@$(MAKE) _macos_release
+	@$(MAKE) _macos-release
 else
-	@$(MAKE) _linux_release
+	@$(MAKE) _linux-release
 endif
 endif
 
 # ==============================================================================
 # COMPILACIÓN PARA WINDOWS (RELEASE)
 # ==============================================================================
-_windows_release: pack
+_windows-release: pack
 	@echo off
 	@echo Creando release para Windows - Version: $(VERSION)
 
@@ -162,7 +192,7 @@ _windows_release: pack
 	@powershell -Command "if (-not (Test-Path '$(RELEASE_FOLDER)')) {New-Item '$(RELEASE_FOLDER)' -ItemType Directory}"
 
 # Copia ficheros (resources.pack substitueix la carpeta data/)
-	@powershell -Command "Copy-Item 'resources.pack' -Destination '$(RELEASE_FOLDER)'"
+	@powershell -Command "Copy-Item 'build/resources.pack' -Destination '$(RELEASE_FOLDER)'"
 	@powershell -Command "Copy-Item 'LICENSE' -Destination '$(RELEASE_FOLDER)'"
 	@powershell -Command "Copy-Item 'README.md' -Destination '$(RELEASE_FOLDER)'"
 	@powershell -Command "Copy-Item 'gamecontrollerdb.txt' -Destination '$(RELEASE_FOLDER)'"
@@ -181,15 +211,31 @@ _windows_release: pack
 # ==============================================================================
 # COMPILACIÓN PARA MACOS (RELEASE)
 # ==============================================================================
-_macos_release: pack
+_macos-release: pack
 	@echo "Creando release para macOS - Version: $(VERSION)"
 
-# Verificar e instalar create-dmg si es necesario
-	@which create-dmg > /dev/null || (echo "Instalando create-dmg..." && brew install create-dmg)
-
-# Compila la versión para procesadores Intel con cmake
-	@cmake -S . -B build/intel -DCMAKE_BUILD_TYPE=Release -DCMAKE_OSX_ARCHITECTURES=x86_64 -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 -DMACOS_BUNDLE=ON -DGIT_HASH=$(GIT_HASH)
-	@cmake --build build/intel
+# Verifica dependencias necesarias (create-dmg). Si falta, intenta instalarla
+# con brew; si brew tampoco está, indica el comando exacto al usuario.
+	@command -v create-dmg >/dev/null 2>&1 || { \
+		echo ""; \
+		echo "============================================"; \
+		echo "  Falta la dependencia: create-dmg"; \
+		echo "============================================"; \
+		if command -v brew >/dev/null 2>&1; then \
+			echo "  Instalando con: brew install create-dmg"; \
+			brew install create-dmg || { \
+				echo ""; \
+				echo "  ERROR: 'brew install create-dmg' ha fallado."; \
+				echo "  Ejecuta el comando manualmente y vuelve a probar."; \
+				exit 1; \
+			}; \
+		else \
+			echo "  Homebrew no está instalado."; \
+			echo "  Instálalo desde https://brew.sh y luego ejecuta:"; \
+			echo "      brew install create-dmg"; \
+			exit 1; \
+		fi; \
+	}
 
 # Elimina datos de compilaciones anteriores
 	$(RMDIR) "$(RELEASE_FOLDER)"
@@ -204,7 +250,7 @@ _macos_release: pack
 	$(MKDIR) "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Resources"
 
 # Copia carpetas y ficheros (resources.pack substitueix la carpeta data/)
-	cp resources.pack "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Resources"
+	cp build/resources.pack "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Resources"
 	cp gamecontrollerdb.txt "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Resources"
 	cp -R release/macos/frameworks/SDL3.xcframework/macos-arm64_x86_64/SDL3.framework "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Frameworks"
 	cp release/icons/*.icns "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Resources"
@@ -218,30 +264,49 @@ _macos_release: pack
 	sed -i '' '/<key>CFBundleShortVersionString<\/key>/{n;s|<string>.*</string>|<string>'"$$RAW_VERSION"'</string>|;}' "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Info.plist"; \
 	sed -i '' '/<key>CFBundleVersion<\/key>/{n;s|<string>.*</string>|<string>'"$$RAW_VERSION"'</string>|;}' "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/Info.plist"
 
-# Copia el ejecutable Intel al bundle
-	cp "$(TARGET_FILE)" "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/MacOS/$(TARGET_NAME)"
-
-# Firma la aplicación
-	codesign --deep --force --sign - --timestamp=none "$(RELEASE_FOLDER)/$(APP_NAME).app"
-
-# Empaqueta el .dmg de la versión Intel con create-dmg
-	@echo "Creando DMG Intel con iconos de 96x96..."
-	create-dmg \
-	  --volname "$(APP_NAME)" \
-	  --window-pos 200 120 \
-	  --window-size 720 300 \
-	  --icon-size 96 \
-	  --text-size 12 \
-	  --icon "$(APP_NAME).app" 278 102 \
-	  --icon "LICENSE" 441 102 \
-	  --icon "README.md" 604 102 \
-	  --app-drop-link 115 102 \
-	  --hide-extension "$(APP_NAME).app" \
-	  "$(MACOS_INTEL_RELEASE)" \
-	  "$(RELEASE_FOLDER)" || true
-	@echo "Release Intel creado: $(MACOS_INTEL_RELEASE)"
+# Compila y empaqueta la versión Intel (best-effort: si falla, se omite el
+# DMG Intel y continúa con la build de Apple Silicon).
+	@echo ""
+	@echo "============================================"
+	@echo "  Compilando version Intel (x86_64)"
+	@echo "============================================"
+	@if cmake -S . -B build/intel -DCMAKE_BUILD_TYPE=Release \
+	          -DCMAKE_OSX_ARCHITECTURES=x86_64 \
+	          -DCMAKE_OSX_DEPLOYMENT_TARGET=10.15 \
+	          -DMACOS_BUNDLE=ON -DGIT_HASH=$(GIT_HASH) \
+	   && cmake --build build/intel; then \
+		cp "$(TARGET_FILE)" "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/MacOS/$(TARGET_NAME)"; \
+		codesign --deep --force --sign - --timestamp=none "$(RELEASE_FOLDER)/$(APP_NAME).app"; \
+		echo "Creando DMG Intel con iconos de 96x96..."; \
+		create-dmg \
+		  --volname "$(APP_NAME)" \
+		  --window-pos 200 120 \
+		  --window-size 720 300 \
+		  --icon-size 96 \
+		  --text-size 12 \
+		  --icon "$(APP_NAME).app" 278 102 \
+		  --icon "LICENSE" 441 102 \
+		  --icon "README.md" 604 102 \
+		  --app-drop-link 115 102 \
+		  --hide-extension "$(APP_NAME).app" \
+		  "$(MACOS_INTEL_RELEASE)" \
+		  "$(RELEASE_FOLDER)" || true; \
+		echo "Release Intel creado: $(MACOS_INTEL_RELEASE)"; \
+	else \
+		echo ""; \
+		echo "============================================"; \
+		echo "  WARNING: la build Intel ha fallado."; \
+		echo "  Se omite el DMG Intel y se continúa con"; \
+		echo "  la build de Apple Silicon."; \
+		echo "============================================"; \
+		echo ""; \
+	fi
 
 # Compila la versión para procesadores Apple Silicon con cmake
+	@echo ""
+	@echo "============================================"
+	@echo "  Compilando version Apple Silicon (arm64)"
+	@echo "============================================"
 	@cmake -S . -B build/arm -DCMAKE_BUILD_TYPE=Release -DCMAKE_OSX_ARCHITECTURES=arm64 -DCMAKE_OSX_DEPLOYMENT_TARGET=11.0 -DMACOS_BUNDLE=ON -DGIT_HASH=$(GIT_HASH)
 	@cmake --build build/arm
 	cp "$(TARGET_FILE)" "$(RELEASE_FOLDER)/$(APP_NAME).app/Contents/MacOS/$(TARGET_NAME)"
@@ -298,26 +363,26 @@ wasm:
 	ssh maverick 'cd /home/sergio/gitea/web_jailgames && ./deploy.sh'
 	@echo "Deployed to maverick"
 
-# Versió Debug del build wasm: build local sense deploy. Sortida a dist/wasm_debug/.
-wasm_debug:
+# Versió Debug del build wasm: build local sense deploy. Sortida a dist/wasm-debug/.
+wasm-debug:
 	@echo "Compilando WebAssembly Debug - Version: $(VERSION)"
 	docker run --rm \
 		--user $(shell id -u):$(shell id -g) \
 		-v $(DIR_ROOT):/src \
 		-w /src \
 		emscripten/emsdk:latest \
-		bash -c "emcmake cmake -S . -B build/wasm_debug -DCMAKE_BUILD_TYPE=Debug -DGIT_HASH=$(GIT_HASH) && cmake --build build/wasm_debug"
-	@$(MKDIR) "$(DIST_DIR)/wasm_debug"
-	@cp build/wasm_debug/$(TARGET_NAME).html $(DIST_DIR)/wasm_debug/
-	@cp build/wasm_debug/$(TARGET_NAME).js $(DIST_DIR)/wasm_debug/
-	@cp build/wasm_debug/$(TARGET_NAME).wasm $(DIST_DIR)/wasm_debug/
-	@cp build/wasm_debug/$(TARGET_NAME).data $(DIST_DIR)/wasm_debug/
-	@echo "Output: $(DIST_DIR)/wasm_debug/$(TARGET_NAME).html"
+		bash -c "emcmake cmake -S . -B build/wasm-debug -DCMAKE_BUILD_TYPE=Debug -DGIT_HASH=$(GIT_HASH) && cmake --build build/wasm-debug"
+	@$(MKDIR) "$(DIST_DIR)/wasm-debug"
+	@cp build/wasm-debug/$(TARGET_NAME).html $(DIST_DIR)/wasm-debug/
+	@cp build/wasm-debug/$(TARGET_NAME).js $(DIST_DIR)/wasm-debug/
+	@cp build/wasm-debug/$(TARGET_NAME).wasm $(DIST_DIR)/wasm-debug/
+	@cp build/wasm-debug/$(TARGET_NAME).data $(DIST_DIR)/wasm-debug/
+	@echo "Output: $(DIST_DIR)/wasm-debug/$(TARGET_NAME).html"
 
 # ==============================================================================
 # COMPILACIÓN PARA LINUX (RELEASE)
 # ==============================================================================
-_linux_release: pack
+_linux-release: pack
 	@echo "Creando release para Linux - Version: $(VERSION)"
 
 # Compila con cmake
@@ -329,7 +394,7 @@ _linux_release: pack
 	$(MKDIR) "$(RELEASE_FOLDER)"
 
 # Copia ficheros (resources.pack substitueix la carpeta data/)
-	cp resources.pack "$(RELEASE_FOLDER)"
+	cp build/resources.pack "$(RELEASE_FOLDER)"
 	cp LICENSE "$(RELEASE_FOLDER)"
 	cp README.md "$(RELEASE_FOLDER)"
 	cp gamecontrollerdb.txt "$(RELEASE_FOLDER)"
@@ -368,6 +433,13 @@ cppcheck:
 	@cmake $(CMAKE_GEN) -S . -B build -DCMAKE_BUILD_TYPE=Release -DGIT_HASH=$(GIT_HASH)
 	@cmake --build build --target cppcheck
 
+# ==============================================================================
+# GIT HOOKS
+# ==============================================================================
+hooks-install:
+	@git config core.hooksPath .githooks
+	@echo "Git hooks activats: $(shell pwd)/.githooks"
+
 # DESCÀRREGA DE GAMECONTROLLERDB
 # ==============================================================================
 controllerdb:
@@ -387,14 +459,18 @@ help:
 	@echo "    make                     - Compilar amb cmake (Release)"
 	@echo "    make debug               - Compilar amb cmake (Debug)"
 	@echo ""
+	@echo "  Execucio:"
+	@echo "    make run                 - Compilar (Release) i executar"
+	@echo "    make run-debug           - Compilar (Debug) i executar"
+	@echo ""
 	@echo "  Release:"
 	@echo "    make release             - Crear release (detecta SO automaticament)"
 	@echo "    make wasm                - Build WebAssembly (requereix Docker) + deploy a maverick"
-	@echo "    make wasm_debug          - Build WebAssembly Debug local (sense deploy)"
+	@echo "    make wasm-debug          - Build WebAssembly Debug local (sense deploy)"
 	@echo ""
 	@echo "  Eines:"
-	@echo "    make compile_shaders     - Compilar shaders SPIR-V"
-	@echo "    make pack                - Empaquetar data/ a resources.pack (format AEE1)"
+	@echo "    make compile-shaders     - Compilar shaders SPIR-V"
+	@echo "    make pack                - Empaquetar data/ a $(BUILDDIR)/resources.pack (format AEE1)"
 	@echo "    make controllerdb        - Actualitzar gamecontrollerdb.txt des de SDL_GameControllerDB"
 	@echo ""
 	@echo "  Qualitat de codi:"
@@ -405,8 +481,11 @@ help:
 	@echo "    make cppcheck            - Anàlisi estàtic amb cppcheck"
 	@echo ""
 	@echo "  Altres:"
+	@echo "    make clean               - Esborrar carpeta $(BUILDDIR)/"
+	@echo "    make rebuild             - clean + all"
+	@echo "    make hooks-install       - Activar git hooks del projecte"
 	@echo "    make help                - Mostrar esta ajuda"
 	@echo ""
 	@echo "  Versio actual: $(VERSION) ($(GIT_HASH))"
 
-.PHONY: all debug pack release wasm wasm_debug _windows_release _linux_release _macos_release compile_shaders controllerdb format format-check tidy tidy-fix cppcheck help
+.PHONY: all debug run run-debug clean rebuild pack release wasm wasm-debug _windows-release _linux-release _macos-release compile-shaders controllerdb format format-check tidy tidy-fix cppcheck hooks-install help

data/input/keys.yaml

@@ -27,9 +27,6 @@ keys:
   - id: toggle_aspect_ratio
     code: "F5"
     desc: "Aspecte 4:3 / pixels quadrats"
-  - id: toggle_supersampling
-    code: "F6"
-    desc: "Activa/desactiva supersampling"
   - id: next_shader
     code: "F7"
     desc: "Tipus de shader (PostFX / CRT-Pi)"

data/locale/ca.yaml

@@ -26,7 +26,6 @@ menu:
     screen: "Pantalla"
     shader: "Shader"
     aspect_4_3: "Aspecte 4:3"
-    supersampling: "Supersampling"
     vsync: "Vsync"
     scaling_mode: "Escala"
     shader_type: "Tipus shader"
@@ -79,8 +78,6 @@ notifications:
   shader_off: "Shader off"
   aspect_43: "4:3 CRT"
   aspect_square: "Píxels quadrats"
-  ss_on: "Supersampling on"
-  ss_off: "Supersampling off"
   preset_fmt: "Preset: %s"
   filter_linear: "Filtre: linear"
   filter_nearest: "Filtre: nearest"

data/shaders/downscale.frag

@@ -1,48 +0,0 @@
-#version 450
-layout(location = 0) in  vec2 v_uv;
-layout(location = 0) out vec4 out_color;
-
-layout(set = 2, binding = 0) uniform sampler2D source;
-
-layout(set = 3, binding = 0) uniform DownscaleUniforms {
-    int algorithm;  // 0 = Lanczos2 (ventana 2, ±2 taps), 1 = Lanczos3 (ventana 3, ±3 taps)
-    float pad0;
-    float pad1;
-    float pad2;
-} u;
-
-// Kernel Lanczos normalizado: sinc(t) * sinc(t/a) para |t| < a, 0 fuera.
-float lanczos(float t, float a) {
-    t = abs(t);
-    if (t < 0.0001) { return 1.0; }
-    if (t >= a) { return 0.0; }
-    const float PI = 3.14159265358979;
-    float pt = PI * t;
-    return (a * sin(pt) * sin(pt / a)) / (pt * pt);
-}
-
-void main() {
-    vec2 src_size = vec2(textureSize(source, 0));
-    // Posición en coordenadas de texel (centros de texel en N+0.5)
-    vec2 p = v_uv * src_size;
-    vec2 p_floor = floor(p);
-
-    float a = (u.algorithm == 0) ? 2.0 : 3.0;
-    int win = int(a);
-
-    vec4 color = vec4(0.0);
-    float weight_sum = 0.0;
-
-    for (int j = -win; j <= win; j++) {
-        for (int i = -win; i <= win; i++) {
-            // Centro del texel (i,j) relativo a p_floor
-            vec2 tap_center = p_floor + vec2(float(i), float(j)) + 0.5;
-            vec2 offset = tap_center - p;
-            float w = lanczos(offset.x, a) * lanczos(offset.y, a);
-            color += texture(source, tap_center / src_size) * w;
-            weight_sum += w;
-        }
-    }
-
-    out_color = (weight_sum > 0.0) ? (color / weight_sum) : vec4(0.0, 0.0, 0.0, 1.0);
-}

data/shaders/postfx.frag

@@ -6,7 +6,9 @@
 //          xxd -i postfx.frag.spv > ../../source/core/rendering/sdl3gpu/postfx_frag_spv.h
 //
 // PostFXUniforms must match exactly the C++ struct in sdl3gpu_shader.hpp
-// (8 floats, 32 bytes, std140/scalar layout).
+// (16 floats = 4 × vec4 = 64 bytes, std140/scalar layout).
+// IMPORTANT: Qualsevol canvi ací cal replicar-lo a mà a
+// source/core/rendering/sdl3gpu/msl/postfx_frag.msl.h (no hi ha generador).
 
 layout(location = 0) in  vec2 v_uv;
 layout(location = 0) out vec4 out_color;
@@ -15,7 +17,7 @@ layout(set = 2, binding = 0) uniform sampler2D scene;
 
 layout(set = 3, binding = 0) uniform PostFXUniforms {
     float vignette_strength;
-    float chroma_strength;
+    float chroma_min;       // intensitat mínima de l'aberració cromàtica
     float scanline_strength;
     float screen_height;
     float mask_strength;
@@ -24,10 +26,28 @@ layout(set = 3, binding = 0) uniform PostFXUniforms {
     float bleeding;
     float pixel_scale;   // physical pixels per logical pixel (vh / tex_height_)
     float time;          // seconds since SDL init
-    float oversample;    // supersampling factor (1.0 = off, 3.0 = 3×SS)
-    float flicker;       // 0 = off, 1 = phosphor flicker ~50 Hz — 48 bytes total (3 × 16)
+    float flicker;       // 0 = off, 1 = phosphor flicker ~50 Hz
+    float chroma_max;    // intensitat màxima; si == chroma_min → chroma estàtic
+    // vec4 #3 — paràmetres de scanlines (exposats per preset YAML)
+    float scan_dark_ratio;  // fracció de subfila fosca per fila lògica (1/3 ≈ 0.333)
+    float scan_dark_floor;  // multiplicador de brillantor de la subfila fosca
+    float scan_edge_soft;   // 0 = step dur; 1 = suavitzat d'1 píxel físic (estil crtpi)
+    float pad3;             // padding per tancar a 64 bytes (4 × vec4)
 } u;
 
+// Mostreig bilinear horitzontal d'un canal RGB. Evita el "tic-tac" del sampler
+// NEAREST quan l'offset de chroma és subpíxel: sense interpolar, l'offset
+// arrodonia entre 1 i 2 píxels i el drift temporal feia un parpelleig discret.
+float sampleBilinearX(vec2 uv_target, int channel) {
+    vec2 tex_size = vec2(textureSize(scene, 0));
+    float px = uv_target.x * tex_size.x - 0.5;
+    float p_floor = floor(px);
+    float f = px - p_floor;
+    vec4 c0 = texture(scene, vec2((p_floor + 0.5) / tex_size.x, uv_target.y));
+    vec4 c1 = texture(scene, vec2((p_floor + 1.5) / tex_size.x, uv_target.y));
+    return mix(c0[channel], c1[channel], f);
+}
+
 // YCbCr helpers for NTSC bleeding
 vec3 rgb_to_ycc(vec3 rgb) {
     return vec3(
@@ -69,11 +89,11 @@ void main() {
     vec3 base = texture(scene, uv).rgb;
 
     // Sangrado NTSC — difuminado horizontal de crominancia.
-    // step = 1 pixel lógico de juego en UV (corrige SS: textureSize.x = game_w * oversample).
+    // step = 1 pixel lógico de juego en UV.
     vec3 colour;
     if (u.bleeding > 0.0) {
         float tw   = float(textureSize(scene, 0).x);
-        float step = u.oversample / tw;  // 1 pixel lógico en UV
+        float step = 1.0 / tw;  // 1 pixel lógico en UV
         vec3 ycc    = rgb_to_ycc(base);
         vec3 ycc_l2 = rgb_to_ycc(texture(scene, uv - vec2(2.0*step, 0.0)).rgb);
         vec3 ycc_l1 = rgb_to_ycc(texture(scene, uv - vec2(1.0*step, 0.0)).rgb);
@@ -85,10 +105,14 @@ void main() {
         colour = base;
     }
 
-    // Aberración cromática (drift animado con time para efecto NTSC real)
-    float ca = u.chroma_strength * 0.005 * (1.0 + 0.15 * sin(u.time * 7.3));
-    colour.r = texture(scene, uv + vec2(ca, 0.0)).r;
-    colour.b = texture(scene, uv - vec2(ca, 0.0)).b;
+    // Aberración cromática — intensitat varia entre chroma_min i chroma_max amb
+    // una sinusoidal (si min == max, queda estàtica). Mostreig bilinear horitzontal
+    // per evitar el "tic-tac" del NEAREST sampler quan l'offset és subpíxel.
+    if (u.chroma_min > 0.0 || u.chroma_max > 0.0) {
+        float ca = mix(u.chroma_min, u.chroma_max, 0.5 + 0.5 * sin(u.time * 7.3)) * 0.005;
+        colour.r = sampleBilinearX(uv + vec2(ca, 0.0), 0);
+        colour.b = sampleBilinearX(uv - vec2(ca, 0.0), 2);
+    }
 
     // Corrección gamma (linealizar antes de scanlines, codificar después)
     if (u.gamma_strength > 0.0) {
@@ -96,22 +120,20 @@ void main() {
         colour = mix(colour, lin, u.gamma_strength);
     }
 
-    // Scanlines — proporción 2/3 brillantes + 1/3 oscuras por fila lógica.
-    // Casos especiales: 1 subfila → sin efecto; 2 subfilas → 1+1 (50/50).
-    // Constantes ajustables:
-    const float SCAN_DARK_RATIO = 0.333;  // fracción de subfilas oscuras (ps >= 3)
-    const float SCAN_DARK_FLOOR = 0.42;   // multiplicador de brillo de subfilas oscuras
+    // Scanlines — tècnica dels 3 subpíxels verticals per píxel lògic (aee/projecte_2026):
+    // franja fosca ocupant `scan_dark_ratio` al final de cada fila lògica. La transició es
+    // suavitza amb smoothstep d'ample ≈ 1 píxel físic (estil crtpi: filtratge analític
+    // continu), controlat per `scan_edge_soft`. A 0 és equivalent al step dur antic.
     if (u.scanline_strength > 0.0) {
-        float ps          = max(1.0, round(u.pixel_scale));
-        float frac_in_row = fract(uv.y * u.screen_height);
-        float row_pos     = floor(frac_in_row * ps);
-        // bright_rows: cuántas subfilas son brillantes
-        //   ps==1 → ps (todo brillante → is_dark nunca se activa)
-        //   ps==2 → 1 brillante + 1 oscura
-        //   ps>=3 → floor(ps * (1 - DARK_RATIO)) brillantes
-        float bright_rows = (ps < 2.0) ? ps : ((ps < 3.0) ? 1.0 : floor(ps * (1.0 - SCAN_DARK_RATIO)));
-        float is_dark     = step(bright_rows, row_pos);
-        float scan        = mix(1.0, SCAN_DARK_FLOOR, is_dark);
+        float ps          = max(u.pixel_scale, 1.0);
+        float sub         = fract(uv.y * u.screen_height);     // [0,1) dins la fila lògica
+        float dark_center = 1.0 - u.scan_dark_ratio * 0.5;     // centre de la franja fosca
+        float d           = abs(sub - dark_center);
+        d                 = min(d, 1.0 - d);                   // wrap a la fila següent
+        float half_width  = u.scan_dark_ratio * 0.5;
+        float softness    = u.scan_edge_soft * 0.5 / ps;       // mig píxel físic a cada costat
+        float band        = 1.0 - smoothstep(half_width - softness, half_width + softness, d);
+        float scan        = mix(1.0, u.scan_dark_floor, band);
         colour           *= mix(1.0, scan, u.scanline_strength);
     }
 

source/core/audio/audio.cpp

@@ -8,7 +8,7 @@
 // Implementación de stb_vorbis (debe estar ANTES de incluir jail_audio.hpp).
 // clang-format off
 #undef STB_VORBIS_HEADER_ONLY
-#include "external/stb_vorbis.c"
+#include "external/stb_vorbis.c"  // NOLINT(bugprone-suspicious-include): stb header-only library
 // stb_vorbis.c filtra les macros L, C i R (i PLAYBACK_*) al TU. Les netegem
 // perquè xocarien amb noms de paràmetres de plantilla en altres headers.
 #undef L
@@ -40,15 +40,15 @@ Audio::Audio() { initSDLAudio(); }
 
 // Destructor
 Audio::~Audio() {
-    JA_Quit();
+    Ja::quit();
 }
 
 // Método principal
 void Audio::update() {
-    JA_Update();
+    Ja::update();
 
     // Sincronizar estado: detectar cuando la música se para (ej. fade-out completado)
-    if (instance && instance->music_.state == MusicState::PLAYING && JA_GetMusicState() != JA_MUSIC_PLAYING) {
+    if (instance && instance->music_.state == MusicState::PLAYING && Ja::getMusicState() != Ja::MusicState::PLAYING) {
         instance->music_.state = MusicState::STOPPED;
     }
 }
@@ -62,18 +62,22 @@ void Audio::playMusic(const std::string& name, const int loop, const int crossfa
         return;
     }
 
-    if (!music_enabled_) return;
+    if (!music_enabled_) {
+        return;
+    }
 
     auto* resource = AudioResource::getMusic(name);
-    if (resource == nullptr) return;
+    if (resource == nullptr) {
+        return;
+    }
 
     if (crossfade_ms > 0 && music_.state == MusicState::PLAYING) {
-        JA_CrossfadeMusic(resource, crossfade_ms, loop);
+        Ja::crossfadeMusic(resource, crossfade_ms, loop);
     } else {
         if (music_.state == MusicState::PLAYING) {
-            JA_StopMusic();
+            Ja::stopMusic();
         }
-        JA_PlayMusic(resource, loop);
+        Ja::playMusic(resource, loop);
     }
 
     music_.name = name;
@@ -82,16 +86,18 @@ void Audio::playMusic(const std::string& name, const int loop, const int crossfa
 }
 
 // Reproduce la música por puntero (con crossfade opcional)
-void Audio::playMusic(JA_Music_t* music, const int loop, const int crossfade_ms) {
-    if (!music_enabled_ || music == nullptr) return;
+void Audio::playMusic(Ja::Music* music, const int loop, const int crossfade_ms) {
+    if (!music_enabled_ || music == nullptr) {
+        return;
+    }
 
     if (crossfade_ms > 0 && music_.state == MusicState::PLAYING) {
-        JA_CrossfadeMusic(music, crossfade_ms, loop);
+        Ja::crossfadeMusic(music, crossfade_ms, loop);
     } else {
         if (music_.state == MusicState::PLAYING) {
-            JA_StopMusic();
+            Ja::stopMusic();
         }
-        JA_PlayMusic(music, loop);
+        Ja::playMusic(music, loop);
     }
 
     music_.name.clear();  // nom desconegut quan es passa per punter
@@ -102,7 +108,7 @@ void Audio::playMusic(JA_Music_t* music, const int loop, const int crossfade_ms)
 // Pausa la música
 void Audio::pauseMusic() {
     if (music_enabled_ && music_.state == MusicState::PLAYING) {
-        JA_PauseMusic();
+        Ja::pauseMusic();
         music_.state = MusicState::PAUSED;
     }
 }
@@ -110,7 +116,7 @@ void Audio::pauseMusic() {
 // Continua la música pausada
 void Audio::resumeMusic() {
     if (music_enabled_ && music_.state == MusicState::PAUSED) {
-        JA_ResumeMusic();
+        Ja::resumeMusic();
         music_.state = MusicState::PLAYING;
     }
 }
@@ -118,7 +124,7 @@ void Audio::resumeMusic() {
 // Detiene la música
 void Audio::stopMusic() {
     if (music_enabled_) {
-        JA_StopMusic();
+        Ja::stopMusic();
         music_.state = MusicState::STOPPED;
     }
 }
@@ -126,42 +132,42 @@ void Audio::stopMusic() {
 // Reproduce un sonido por nombre
 void Audio::playSound(const std::string& name, Group group) const {
     if (sound_enabled_) {
-        JA_PlaySound(AudioResource::getSound(name), 0, static_cast<int>(group));
+        Ja::playSound(AudioResource::getSound(name), 0, static_cast<int>(group));
     }
 }
 
 // Reproduce un sonido por puntero directo
-void Audio::playSound(JA_Sound_t* sound, Group group) const {
+void Audio::playSound(Ja::Sound* sound, Group group) const {
     if (sound_enabled_ && sound != nullptr) {
-        JA_PlaySound(sound, 0, static_cast<int>(group));
+        Ja::playSound(sound, 0, static_cast<int>(group));
     }
 }
 
 // Detiene todos los sonidos
 void Audio::stopAllSounds() const {
     if (sound_enabled_) {
-        JA_StopChannel(-1);
+        Ja::stopChannel(-1);
     }
 }
 
 // Realiza un fundido de salida de la música
 void Audio::fadeOutMusic(int milliseconds) const {
     if (music_enabled_ && getRealMusicState() == MusicState::PLAYING) {
-        JA_FadeOutMusic(milliseconds);
+        Ja::fadeOutMusic(milliseconds);
     }
 }
 
 // Consulta directamente el estado real de la música en jailaudio
 auto Audio::getRealMusicState() -> MusicState {
-    JA_Music_state ja_state = JA_GetMusicState();
+    Ja::MusicState ja_state = Ja::getMusicState();
     switch (ja_state) {
-        case JA_MUSIC_PLAYING:
+        case Ja::MusicState::PLAYING:
             return MusicState::PLAYING;
-        case JA_MUSIC_PAUSED:
+        case Ja::MusicState::PAUSED:
             return MusicState::PAUSED;
-        case JA_MUSIC_STOPPED:
-        case JA_MUSIC_INVALID:
-        case JA_MUSIC_DISABLED:
+        case Ja::MusicState::STOPPED:
+        case Ja::MusicState::INVALID:
+        case Ja::MusicState::DISABLED:
         default:
             return MusicState::STOPPED;
     }
@@ -170,17 +176,17 @@ auto Audio::getRealMusicState() -> MusicState {
 // Establece el volumen de los sonidos (float 0.0..1.0)
 void Audio::setSoundVolume(float sound_volume, Group group) const {
     sound_volume = std::clamp(sound_volume, MIN_VOLUME, MAX_VOLUME);
-    const bool active = enabled_ && sound_enabled_;
-    const float CONVERTED_VOLUME = active ? sound_volume * Options::audio.volume : 0.0F;
-    JA_SetSoundVolume(CONVERTED_VOLUME, static_cast<int>(group));
+    const bool ACTIVE = enabled_ && sound_enabled_;
+    const float CONVERTED_VOLUME = ACTIVE ? sound_volume * Options::audio.volume : 0.0F;
+    Ja::setSoundVolume(CONVERTED_VOLUME, static_cast<int>(group));
 }
 
 // Establece el volumen de la música (float 0.0..1.0)
 void Audio::setMusicVolume(float music_volume) const {
     music_volume = std::clamp(music_volume, MIN_VOLUME, MAX_VOLUME);
-    const bool active = enabled_ && music_enabled_;
-    const float CONVERTED_VOLUME = active ? music_volume * Options::audio.volume : 0.0F;
-    JA_SetMusicVolume(CONVERTED_VOLUME);
+    const bool ACTIVE = enabled_ && music_enabled_;
+    const float CONVERTED_VOLUME = ACTIVE ? music_volume * Options::audio.volume : 0.0F;
+    Ja::setMusicVolume(CONVERTED_VOLUME);
 }
 
 // Aplica la configuración
@@ -201,7 +207,7 @@ void Audio::initSDLAudio() {
     if (!SDL_Init(SDL_INIT_AUDIO)) {
         std::cout << "SDL_AUDIO could not initialize! SDL Error: " << SDL_GetError() << '\n';
     } else {
-        JA_Init(FREQUENCY, SDL_AUDIO_S16LE, 2);
+        Ja::init(FREQUENCY, SDL_AUDIO_S16LE, 2);
         enable(Options::audio.enabled);
     }
 }

source/core/audio/audio.hpp

@@ -1,10 +1,16 @@
 #pragma once
 
+#include <cmath>    // Para std::lround
 #include <cstdint>  // Para int8_t, uint8_t
 #include <memory>   // Para std::unique_ptr
 #include <string>   // Para string
 #include <utility>  // Para move
 
+namespace Ja {
+    struct Music;
+    struct Sound;
+}  // namespace Ja
+
 // --- Clase Audio: gestor de audio (singleton) ---
 // Implementació canònica, byte-idèntica entre projectes.
 // Els volums es manegen internament com a float 0.0–1.0; la capa de
@@ -43,17 +49,17 @@ class Audio {
     static void update();  // Actualización del sistema de audio
 
     // --- Control de música ---
-    void playMusic(const std::string& name, int loop = -1, int crossfade_ms = 0);   // Reproducir música por nombre (con crossfade opcional)
-    void playMusic(struct JA_Music_t* music, int loop = -1, int crossfade_ms = 0);  // Reproducir música por puntero (con crossfade opcional)
-    void pauseMusic();                                                              // Pausar reproducción de música
-    void resumeMusic();                                                             // Continua la música pausada
-    void stopMusic();                                                               // Detener completamente la música
-    void fadeOutMusic(int milliseconds) const;                                      // Fundido de salida de la música
+    void playMusic(const std::string& name, int loop = -1, int crossfade_ms = 0);  // Reproducir música por nombre (con crossfade opcional)
+    void playMusic(Ja::Music* music, int loop = -1, int crossfade_ms = 0);         // Reproducir música por puntero (con crossfade opcional)
+    void pauseMusic();                                                             // Pausar reproducción de música
+    void resumeMusic();                                                            // Continua la música pausada
+    void stopMusic();                                                              // Detener completamente la música
+    void fadeOutMusic(int milliseconds) const;                                     // Fundido de salida de la música
 
     // --- Control de sonidos ---
-    void playSound(const std::string& name, Group group = Group::GAME) const;   // Reproducir sonido puntual por nombre
-    void playSound(struct JA_Sound_t* sound, Group group = Group::GAME) const;  // Reproducir sonido puntual por puntero
-    void stopAllSounds() const;                                                 // Detener todos los sonidos
+    void playSound(const std::string& name, Group group = Group::GAME) const;  // Reproducir sonido puntual por nombre
+    void playSound(Ja::Sound* sound, Group group = Group::GAME) const;         // Reproducir sonido puntual por puntero
+    void stopAllSounds() const;                                                // Detener todos los sonidos
 
     // --- Control de volumen (API interna: float 0.0..1.0) ---
     void setSoundVolume(float volume, Group group = Group::ALL) const;  // Ajustar volumen de efectos
@@ -62,7 +68,7 @@ class Audio {
     // --- Helpers de conversió per a la capa de presentació ---
     // UI (menús, notificacions) manega enters 0..100; internament viu float 0..1.
     static constexpr auto toPercent(float volume) -> int {
-        return static_cast<int>(volume * 100.0F + 0.5F);
+        return static_cast<int>(std::lround(volume * 100.0F));
     }
     static constexpr auto fromPercent(int percent) -> float {
         return static_cast<float>(percent) / 100.0F;

source/core/audio/audio_adapter.cpp

@@ -4,11 +4,11 @@
 
 namespace AudioResource {
 
-    JA_Music_t* getMusic(const std::string& name) {
+    auto getMusic(const std::string& name) -> Ja::Music* {
         return Resource::Cache::get()->getMusic(name);
     }
 
-    JA_Sound_t* getSound(const std::string& name) {
+    auto getSound(const std::string& name) -> Ja::Sound* {
         return Resource::Cache::get()->getSound(name);
     }
 

source/core/audio/audio_adapter.hpp

@@ -1,17 +1,19 @@
 #pragma once
 
 // --- Audio Resource Adapter ---
-// Aquest fitxer exposa una interfície comuna a Audio per obtenir JA_Music_t* /
-// JA_Sound_t* per nom. Cada projecte la implementa en audio_adapter.cpp
+// Aquest fitxer exposa una interfície comuna a Audio per obtenir Ja::Music* /
+// Ja::Sound* per nom. Cada projecte la implementa en audio_adapter.cpp
 // delegant al seu singleton de recursos (Resource::get(), Resource::Cache::get(),
 // etc.). Això permet que audio.hpp/audio.cpp siguin idèntics entre projectes.
 
 #include <string>  // Para string
 
-struct JA_Music_t;
-struct JA_Sound_t;
+namespace Ja {
+    struct Music;
+    struct Sound;
+}  // namespace Ja
 
 namespace AudioResource {
-    JA_Music_t* getMusic(const std::string& name);
-    JA_Sound_t* getSound(const std::string& name);
+    auto getMusic(const std::string& name) -> Ja::Music*;
+    auto getSound(const std::string& name) -> Ja::Sound*;
 }  // namespace AudioResource

source/core/input/gamepad.cpp

@@ -11,8 +11,8 @@
 
 namespace Gamepad {
 
-    static SDL_Gamepad* pad_ = nullptr;
-    static SDL_JoystickID pad_id_ = 0;
+    static SDL_Gamepad* pad = nullptr;
+    static SDL_JoystickID pad_id = 0;
 
     // Emscripten-only: SDL 3.4+ ja no casa el GUID dels mandos web (el gamepad.id
     // de Chrome/Android no porta Vendor/Product, el parser extreu valors
@@ -52,11 +52,11 @@ namespace Gamepad {
     // Recorta el nom visible del mando: trim des del primer '(' o '['
     // (per a evitar coses com "Retroid Controller (vendor: 1001) ..."),
     // elimina espais finals i talla a 25 caràcters.
-    static std::string prettyName(const char* raw) {
-        std::string name = (raw && *raw) ? raw : "Gamepad";
-        const auto pos = name.find_first_of("([");
-        if (pos != std::string::npos) {
-            name.erase(pos);
+    static auto prettyName(const char* raw) -> std::string {
+        std::string name = ((raw != nullptr) && (*raw != 0)) ? raw : "Gamepad";
+        const auto POS = name.find_first_of("([");
+        if (POS != std::string::npos) {
+            name.erase(POS);
         }
         while (!name.empty() && name.back() == ' ') {
             name.pop_back();
@@ -64,7 +64,9 @@ namespace Gamepad {
         if (name.size() > 25) {
             name.resize(25);
         }
-        if (name.empty()) name = "Gamepad";
+        if (name.empty()) {
+            name = "Gamepad";
+        }
         return name;
     }
 
@@ -72,16 +74,16 @@ namespace Gamepad {
     static constexpr Sint16 STICK_DEADZONE = 12000;
 
     // Estat previ per a detecció de flanc (edge-triggered)
-    static bool prev_up_ = false;
-    static bool prev_down_ = false;
-    static bool prev_left_ = false;
-    static bool prev_right_ = false;
-    static bool prev_south_ = false;
-    static bool prev_east_ = false;
-    static bool prev_west_ = false;
-    static bool prev_north_ = false;
-    static bool prev_start_ = false;
-    static bool prev_back_ = false;
+    static bool prev_up = false;
+    static bool prev_down = false;
+    static bool prev_left = false;
+    static bool prev_right = false;
+    static bool prev_south = false;
+    static bool prev_east = false;
+    static bool prev_west = false;
+    static bool prev_north = false;
+    static bool prev_start = false;
+    static bool prev_back = false;
 
     static void notify(const std::string& name, const char* status_key) {
         std::string msg = name.empty() ? "Gamepad" : name;
@@ -98,14 +100,16 @@ namespace Gamepad {
     static void openFirstGamepad() {
         int count = 0;
         SDL_JoystickID* ids = SDL_GetJoysticks(&count);
-        if (ids) {
+        if (ids != nullptr) {
             for (int i = 0; i < count; ++i) {
                 installWebStandardMapping(ids[i]);
-                if (!SDL_IsGamepad(ids[i])) continue;
-                pad_ = SDL_OpenGamepad(ids[i]);
-                if (pad_) {
-                    pad_id_ = ids[i];
-                    SDL_Log("Gamepad connectat: %s", SDL_GetGamepadName(pad_));
+                if (!SDL_IsGamepad(ids[i])) {
+                    continue;
+                }
+                pad = SDL_OpenGamepad(ids[i]);
+                if (pad != nullptr) {
+                    pad_id = ids[i];
+                    SDL_Log("Gamepad connectat: %s", SDL_GetGamepadName(pad));
                     break;
                 }
             }
@@ -128,16 +132,16 @@ namespace Gamepad {
     }
 
     void destroy() {
-        if (pad_) {
-            SDL_CloseGamepad(pad_);
-            pad_ = nullptr;
-            pad_id_ = 0;
+        if (pad != nullptr) {
+            SDL_CloseGamepad(pad);
+            pad = nullptr;
+            pad_id = 0;
         }
         SDL_QuitSubSystem(SDL_INIT_GAMEPAD);
     }
 
     auto isConnected() -> bool {
-        return pad_ != nullptr;
+        return pad != nullptr;
     }
 
     void handleEvent(const SDL_Event& event) {
@@ -145,30 +149,32 @@ namespace Gamepad {
         // GAMEPAD_ADDED) perquè SDL no reconeix el GUID. Escoltem els dos i
         // injectem el mapping estàndard abans d'obrir el mando.
         if (event.type == SDL_EVENT_GAMEPAD_ADDED || event.type == SDL_EVENT_JOYSTICK_ADDED) {
-            if (!pad_) {
+            if (pad == nullptr) {
                 SDL_JoystickID jid = event.jdevice.which;
                 installWebStandardMapping(jid);
-                if (!SDL_IsGamepad(jid)) return;
-                pad_ = SDL_OpenGamepad(jid);
-                if (pad_) {
-                    pad_id_ = jid;
-                    std::string name = prettyName(SDL_GetGamepadName(pad_));
+                if (!SDL_IsGamepad(jid)) {
+                    return;
+                }
+                pad = SDL_OpenGamepad(jid);
+                if (pad != nullptr) {
+                    pad_id = jid;
+                    std::string name = prettyName(SDL_GetGamepadName(pad));
                     SDL_Log("Gamepad connectat: %s", name.c_str());
                     notifyConnected(name);
                 }
             }
         } else if (event.type == SDL_EVENT_GAMEPAD_REMOVED || event.type == SDL_EVENT_JOYSTICK_REMOVED) {
-            if (pad_ && event.jdevice.which == pad_id_) {
-                std::string saved_name = prettyName(SDL_GetGamepadName(pad_));
+            if ((pad != nullptr) && event.jdevice.which == pad_id) {
+                std::string saved_name = prettyName(SDL_GetGamepadName(pad));
                 SDL_Log("Gamepad desconnectat: %s", saved_name.c_str());
-                SDL_CloseGamepad(pad_);
-                pad_ = nullptr;
-                pad_id_ = 0;
+                SDL_CloseGamepad(pad);
+                pad = nullptr;
+                pad_id = 0;
                 // Neteja qualsevol tecla virtual que poguera estar premuda
-                JI_SetVirtualKey(SDL_SCANCODE_UP, JI_VSRC_GAMEPAD, false);
-                JI_SetVirtualKey(SDL_SCANCODE_DOWN, JI_VSRC_GAMEPAD, false);
-                JI_SetVirtualKey(SDL_SCANCODE_LEFT, JI_VSRC_GAMEPAD, false);
-                JI_SetVirtualKey(SDL_SCANCODE_RIGHT, JI_VSRC_GAMEPAD, false);
+                Ji::setVirtualKey(SDL_SCANCODE_UP, Ji::VirtualSource::GAMEPAD, false);
+                Ji::setVirtualKey(SDL_SCANCODE_DOWN, Ji::VirtualSource::GAMEPAD, false);
+                Ji::setVirtualKey(SDL_SCANCODE_LEFT, Ji::VirtualSource::GAMEPAD, false);
+                Ji::setVirtualKey(SDL_SCANCODE_RIGHT, Ji::VirtualSource::GAMEPAD, false);
                 notifyDisconnected(saved_name);
             }
         }
@@ -189,79 +195,86 @@ namespace Gamepad {
         SDL_PushEvent(&e);
     }
 
-    void update() {
-        if (!pad_) return;
+    // Estat agregat d'un frame: D-pad i stick combinats, més botons frontals.
+    struct PadState {
+        bool up;
+        bool down;
+        bool left;
+        bool right;
+        bool south;
+        bool east;
+        bool west;
+        bool north;
+        bool start;
+        bool back;
+    };
 
-        // D-pad
-        bool dup = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_DPAD_UP);
-        bool ddn = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_DPAD_DOWN);
-        bool dlt = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_DPAD_LEFT);
-        bool drt = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_DPAD_RIGHT);
+    static auto readPadState() -> PadState {
+        const Sint16 LX = SDL_GetGamepadAxis(pad, SDL_GAMEPAD_AXIS_LEFTX);
+        const Sint16 LY = SDL_GetGamepadAxis(pad, SDL_GAMEPAD_AXIS_LEFTY);
+        return PadState{
+            .up = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_DPAD_UP) || LY < -STICK_DEADZONE,
+            .down = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_DPAD_DOWN) || LY > STICK_DEADZONE,
+            .left = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_DPAD_LEFT) || LX < -STICK_DEADZONE,
+            .right = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_DPAD_RIGHT) || LX > STICK_DEADZONE,
+            .south = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_SOUTH),
+            .east = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_EAST),
+            .west = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_WEST),
+            .north = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_NORTH),
+            .start = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_START),
+            .back = SDL_GetGamepadButton(pad, SDL_GAMEPAD_BUTTON_BACK),
+        };
+    }
 
-        // Stick esquerre amb dead-zone
-        Sint16 lx = SDL_GetGamepadAxis(pad_, SDL_GAMEPAD_AXIS_LEFTX);
-        Sint16 ly = SDL_GetGamepadAxis(pad_, SDL_GAMEPAD_AXIS_LEFTY);
-        bool sup = ly < -STICK_DEADZONE;
-        bool sdn = ly > STICK_DEADZONE;
-        bool slt = lx < -STICK_DEADZONE;
-        bool srt = lx > STICK_DEADZONE;
+    static void handleMenuNavigation(const PadState& s) {
+        if (s.up && !prev_up) { pushKey(SDL_SCANCODE_UP); }
+        if (s.down && !prev_down) { pushKey(SDL_SCANCODE_DOWN); }
+        if (s.left && !prev_left) { pushKey(SDL_SCANCODE_LEFT); }
+        if (s.right && !prev_right) { pushKey(SDL_SCANCODE_RIGHT); }
+        if (s.east && !prev_east) { pushKey(SDL_SCANCODE_RETURN); }
+        if (s.south && !prev_south) { pushKey(SDL_SCANCODE_BACKSPACE); }
+        // Mentre el menú està obert, el joc no ha de rebre moviment.
+        Ji::setVirtualKey(SDL_SCANCODE_UP, Ji::VirtualSource::GAMEPAD, false);
+        Ji::setVirtualKey(SDL_SCANCODE_DOWN, Ji::VirtualSource::GAMEPAD, false);
+        Ji::setVirtualKey(SDL_SCANCODE_LEFT, Ji::VirtualSource::GAMEPAD, false);
+        Ji::setVirtualKey(SDL_SCANCODE_RIGHT, Ji::VirtualSource::GAMEPAD, false);
+    }
 
-        bool up = dup || sup;
-        bool dn = ddn || sdn;
-        bool lt = dlt || slt;
-        bool rt = drt || srt;
-
-        // Botons frontals (layout SDL: SOUTH=A/Cross, EAST=B/Circle, WEST=X/Square, NORTH=Y/Triangle)
-        bool south = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_SOUTH);
-        bool east = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_EAST);
-        bool west = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_WEST);
-        bool north = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_NORTH);
-        bool start = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_START);
-        bool back = SDL_GetGamepadButton(pad_, SDL_GAMEPAD_BUTTON_BACK);
-
-        // Select (Back) → obre/tanca menú de servei (flanc)
-        if (back && !prev_back_) pushKey(KeyConfig::scancode("menu_toggle"));
-        // Start → pausa (flanc)
-        if (start && !prev_start_) pushKey(KeyConfig::scancode("pause_toggle"));
-
-        if (Menu::isOpen()) {
-            // Navegació del menú per flanc
-            if (up && !prev_up_) pushKey(SDL_SCANCODE_UP);
-            if (dn && !prev_down_) pushKey(SDL_SCANCODE_DOWN);
-            if (lt && !prev_left_) pushKey(SDL_SCANCODE_LEFT);
-            if (rt && !prev_right_) pushKey(SDL_SCANCODE_RIGHT);
-            // EAST accepta, SOUTH cancela / endarrere
-            if (east && !prev_east_) pushKey(SDL_SCANCODE_RETURN);
-            if (south && !prev_south_) pushKey(SDL_SCANCODE_BACKSPACE);
-
-            // Assegura que el joc no rep tecles de moviment mentre el menú està obert
-            JI_SetVirtualKey(SDL_SCANCODE_UP, JI_VSRC_GAMEPAD, false);
-            JI_SetVirtualKey(SDL_SCANCODE_DOWN, JI_VSRC_GAMEPAD, false);
-            JI_SetVirtualKey(SDL_SCANCODE_LEFT, JI_VSRC_GAMEPAD, false);
-            JI_SetVirtualKey(SDL_SCANCODE_RIGHT, JI_VSRC_GAMEPAD, false);
-        } else {
-            // Moviment al joc — level-triggered (polling)
-            JI_SetVirtualKey(SDL_SCANCODE_UP, JI_VSRC_GAMEPAD, up);
-            JI_SetVirtualKey(SDL_SCANCODE_DOWN, JI_VSRC_GAMEPAD, dn);
-            JI_SetVirtualKey(SDL_SCANCODE_LEFT, JI_VSRC_GAMEPAD, lt);
-            JI_SetVirtualKey(SDL_SCANCODE_RIGHT, JI_VSRC_GAMEPAD, rt);
-            // Qualsevol dels 4 botons frontals avança escenes (JI_AnyKey via Enter sintètic)
-            if ((south && !prev_south_) || (east && !prev_east_) ||
-                (west && !prev_west_) || (north && !prev_north_)) {
-                pushKey(SDL_SCANCODE_RETURN);
-            }
+    static void handleGameInput(const PadState& s) {
+        Ji::setVirtualKey(SDL_SCANCODE_UP, Ji::VirtualSource::GAMEPAD, s.up);
+        Ji::setVirtualKey(SDL_SCANCODE_DOWN, Ji::VirtualSource::GAMEPAD, s.down);
+        Ji::setVirtualKey(SDL_SCANCODE_LEFT, Ji::VirtualSource::GAMEPAD, s.left);
+        Ji::setVirtualKey(SDL_SCANCODE_RIGHT, Ji::VirtualSource::GAMEPAD, s.right);
+        const bool ANY_FRONT_EDGE = (s.south && !prev_south) || (s.east && !prev_east) ||
+            (s.west && !prev_west) || (s.north && !prev_north);
+        if (ANY_FRONT_EDGE) {
+            pushKey(SDL_SCANCODE_RETURN);
         }
+    }
 
-        prev_up_ = up;
-        prev_down_ = dn;
-        prev_left_ = lt;
-        prev_right_ = rt;
-        prev_south_ = south;
-        prev_east_ = east;
-        prev_west_ = west;
-        prev_north_ = north;
-        prev_start_ = start;
-        prev_back_ = back;
+    void update() {
+        if (pad == nullptr) {
+            return;
+        }
+        const PadState S = readPadState();
+        // Flancs globals: Select i Start sempre operen.
+        if (S.back && !prev_back) { pushKey(KeyConfig::scancode("menu_toggle")); }
+        if (S.start && !prev_start) { pushKey(KeyConfig::scancode("pause_toggle")); }
+        if (Menu::isOpen()) {
+            handleMenuNavigation(S);
+        } else {
+            handleGameInput(S);
+        }
+        prev_up = S.up;
+        prev_down = S.down;
+        prev_left = S.left;
+        prev_right = S.right;
+        prev_south = S.south;
+        prev_east = S.east;
+        prev_west = S.west;
+        prev_north = S.north;
+        prev_start = S.start;
+        prev_back = S.back;
     }
 
 }  // namespace Gamepad

source/core/input/global_inputs.cpp

@@ -1,6 +1,7 @@
 #include "core/input/global_inputs.hpp"
 
 #include <cstdio>
+#include <functional>
 #include <string>
 
 #include "core/input/key_config.hpp"
@@ -17,117 +18,71 @@ namespace GlobalInputs {
     static bool fullscreen_prev = false;
     static bool shader_prev = false;
     static bool aspect_prev = false;
-    static bool ss_prev = false;
     static bool next_shader_prev = false;
     static bool next_preset_prev = false;
     static bool texture_filter_prev = false;
     static bool render_info_prev = false;
 
+    // Patró comú: lectura amb detecció de flanc + acumulació al flag "consumed".
+    // `on_press` només s'executa al flanc puja; `prev` es manté actualitzat.
+    static auto edgeTrigger(const char* key_id, bool& prev, const std::function<void()>& on_press) -> bool {
+        const bool PRESSED = Ji::keyPressed(KeyConfig::scancode(key_id));
+        if (PRESSED && !prev) {
+            on_press();
+        }
+        prev = PRESSED;
+        return PRESSED;
+    }
+
     auto handle() -> bool {
         bool consumed = false;
-
-        // F1 — Reduir zoom
-        bool dec_zoom = JI_KeyPressed(KeyConfig::scancode("dec_zoom"));
-        if (dec_zoom && !dec_zoom_prev) {
+        consumed |= edgeTrigger("dec_zoom", dec_zoom_prev, [] {
             Screen::get()->decZoom();
             char msg[32];
             snprintf(msg, sizeof(msg), Locale::get("notifications.zoom_fmt"), Screen::get()->getZoom());
             Overlay::showNotification(msg);
-        }
-        if (dec_zoom) consumed = true;
-        dec_zoom_prev = dec_zoom;
-
-        // F2 — Augmentar zoom
-        bool inc_zoom = JI_KeyPressed(KeyConfig::scancode("inc_zoom"));
-        if (inc_zoom && !inc_zoom_prev) {
+        });
+        consumed |= edgeTrigger("inc_zoom", inc_zoom_prev, [] {
             Screen::get()->incZoom();
             char msg[32];
             snprintf(msg, sizeof(msg), Locale::get("notifications.zoom_fmt"), Screen::get()->getZoom());
             Overlay::showNotification(msg);
-        }
-        if (inc_zoom) consumed = true;
-        inc_zoom_prev = inc_zoom;
-
-        // F3 — Toggle pantalla completa
-        bool fullscreen = JI_KeyPressed(KeyConfig::scancode("fullscreen"));
-        if (fullscreen && !fullscreen_prev) {
+        });
+        consumed |= edgeTrigger("fullscreen", fullscreen_prev, [] {
             Screen::get()->toggleFullscreen();
             Overlay::showNotification(Screen::get()->isFullscreen() ? Locale::get("notifications.fullscreen") : Locale::get("notifications.windowed"));
-        }
-        if (fullscreen) consumed = true;
-        fullscreen_prev = fullscreen;
-
-        // F4 — Toggle shaders
-        bool shader = JI_KeyPressed(KeyConfig::scancode("toggle_shader"));
-        if (shader && !shader_prev) {
+        });
+        consumed |= edgeTrigger("toggle_shader", shader_prev, [] {
             Screen::get()->toggleShaders();
             Overlay::showNotification(Options::video.shader_enabled ? Locale::get("notifications.shader_on") : Locale::get("notifications.shader_off"));
-        }
-        if (shader) consumed = true;
-        shader_prev = shader;
-
-        // F5 — Toggle aspect ratio 4:3
-        bool aspect = JI_KeyPressed(KeyConfig::scancode("toggle_aspect_ratio"));
-        if (aspect && !aspect_prev) {
+        });
+        consumed |= edgeTrigger("toggle_aspect_ratio", aspect_prev, [] {
             Screen::get()->toggleAspectRatio();
             Overlay::showNotification(Options::video.aspect_ratio_4_3 ? Locale::get("notifications.aspect_43") : Locale::get("notifications.aspect_square"));
-        }
-        if (aspect) consumed = true;
-        aspect_prev = aspect;
-
-        // F6 — Toggle supersampling
-        bool ss = JI_KeyPressed(KeyConfig::scancode("toggle_supersampling"));
-        if (ss && !ss_prev) {
-            if (Screen::get()->toggleSupersampling()) {
-                Overlay::showNotification(Options::video.supersampling ? Locale::get("notifications.ss_on") : Locale::get("notifications.ss_off"));
-            }
-        }
-        if (ss) consumed = true;
-        ss_prev = ss;
-
-        // F7 — Canviar tipus de shader (PostFX ↔ CrtPi)
-        bool next_shader = JI_KeyPressed(KeyConfig::scancode("next_shader"));
-        if (next_shader && !next_shader_prev) {
+        });
+        consumed |= edgeTrigger("next_shader", next_shader_prev, [] {
             if (Screen::get()->nextShaderType()) {
                 char msg[64];
                 snprintf(msg, sizeof(msg), "%s: %s", Screen::get()->getActiveShaderName(), Screen::get()->getCurrentPresetName());
                 Overlay::showNotification(msg);
             }
-        }
-        if (next_shader) consumed = true;
-        next_shader_prev = next_shader;
-
-        // F8 — Pròxim preset del shader actiu
-        bool next_preset = JI_KeyPressed(KeyConfig::scancode("next_shader_preset"));
-        if (next_preset && !next_preset_prev) {
+        });
+        consumed |= edgeTrigger("next_shader_preset", next_preset_prev, [] {
             if (Screen::get()->nextPreset()) {
                 char msg[64];
                 snprintf(msg, sizeof(msg), Locale::get("notifications.preset_fmt"), Screen::get()->getCurrentPresetName());
                 Overlay::showNotification(msg);
             }
-        }
-        if (next_preset) consumed = true;
-        next_preset_prev = next_preset;
-
-        // F9 — Cicla filtre de textura (NEAREST ↔ LINEAR), sempre aplicat
-        bool texture_filter = JI_KeyPressed(KeyConfig::scancode("cycle_texture_filter"));
-        if (texture_filter && !texture_filter_prev) {
+        });
+        consumed |= edgeTrigger("cycle_texture_filter", texture_filter_prev, [] {
             Screen::get()->cycleTextureFilter(+1);
             Overlay::showNotification(Options::video.texture_filter == Options::TextureFilter::LINEAR
                     ? Locale::get("notifications.filter_linear")
                     : Locale::get("notifications.filter_nearest"));
-        }
-        if (texture_filter) consumed = true;
-        texture_filter_prev = texture_filter;
-
-        // F10 — Toggle render info (FPS, driver, shader)
-        bool render_info = JI_KeyPressed(KeyConfig::scancode("toggle_render_info"));
-        if (render_info && !render_info_prev) {
+        });
+        consumed |= edgeTrigger("toggle_render_info", render_info_prev, [] {
             Overlay::toggleRenderInfo();
-        }
-        if (render_info) consumed = true;
-        render_info_prev = render_info;
-
+        });
         return consumed;
     }
 

source/core/input/global_inputs.hpp

@@ -1,7 +1,7 @@
 #pragma once
 
 namespace GlobalInputs {
-    // Comprovar una vegada per frame, després de JI_Update()
+    // Comprovar una vegada per frame, després de Ji::update()
     // Retorna true si ha consumit alguna tecla (per suprimir-la de la capa de joc)
     auto handle() -> bool;
 }  // namespace GlobalInputs

source/core/input/key_config.cpp

@@ -1,5 +1,6 @@
 #include "core/input/key_config.hpp"
 
+#include <algorithm>
 #include <fstream>
 #include <iostream>
 #include <utility>
@@ -10,13 +11,15 @@
 namespace KeyConfig {
 
     namespace {
-        std::vector<KeyEntry> entries_;
-        std::unordered_map<std::string, size_t> index_;
-        std::string overrides_path_;
+        std::vector<KeyEntry> key_entries;
+        std::unordered_map<std::string, size_t> index_table;
+        std::string overrides_path;
 
         auto findIndex(const std::string& id) -> size_t {
-            auto it = index_.find(id);
-            if (it == index_.end()) return SIZE_MAX;
+            auto it = index_table.find(id);
+            if (it == index_table.end()) {
+                return SIZE_MAX;
+            }
             return it->second;
         }
 
@@ -30,7 +33,9 @@ namespace KeyConfig {
             std::string content(buf.begin(), buf.end());
             try {
                 auto yaml = fkyaml::node::deserialize(content);
-                if (!yaml.contains("keys")) return;
+                if (!yaml.contains("keys")) {
+                    return;
+                }
 
                 for (const auto& node : yaml["keys"]) {
                     KeyEntry entry;
@@ -47,10 +52,10 @@ namespace KeyConfig {
                     entry.scancode = sc;
                     entry.default_scancode = sc;
 
-                    index_[entry.id] = entries_.size();
-                    entries_.push_back(std::move(entry));
+                    index_table[entry.id] = key_entries.size();
+                    key_entries.push_back(std::move(entry));
                 }
-                std::cout << "KeyConfig: " << entries_.size() << " tecles carregades de "
+                std::cout << "KeyConfig: " << key_entries.size() << " tecles carregades de "
                           << defaults_resource_path << '\n';
             } catch (const fkyaml::exception& e) {
                 std::cerr << "KeyConfig: error parsejant YAML: " << e.what() << '\n';
@@ -59,7 +64,9 @@ namespace KeyConfig {
 
         void applyOverrides(const std::string& disk_path) {
             std::ifstream file(disk_path);
-            if (!file.good()) return;
+            if (!file.good()) {
+                return;
+            }
 
             std::string content((std::istreambuf_iterator<char>(file)),
                 std::istreambuf_iterator<char>());
@@ -67,7 +74,9 @@ namespace KeyConfig {
 
             try {
                 auto yaml = fkyaml::node::deserialize(content);
-                if (!yaml.contains("overrides")) return;
+                if (!yaml.contains("overrides")) {
+                    return;
+                }
 
                 int applied = 0;
                 for (const auto& kv : yaml["overrides"].as_map()) {
@@ -84,8 +93,8 @@ namespace KeyConfig {
                                   << "' per '" << id << "'\n";
                         continue;
                     }
-                    entries_[idx].scancode = sc;
-                    entries_[idx].code = code;
+                    key_entries[idx].scancode = sc;
+                    key_entries[idx].code = code;
                     applied++;
                 }
                 if (applied > 0) {
@@ -100,66 +109,75 @@ namespace KeyConfig {
 
     void init(const std::string& defaults_resource_path,
         const std::string& user_overrides_disk_path) {
-        entries_.clear();
-        index_.clear();
-        overrides_path_ = user_overrides_disk_path;
+        key_entries.clear();
+        index_table.clear();
+        overrides_path = user_overrides_disk_path;
 
         loadDefaults(defaults_resource_path);
-        if (!overrides_path_.empty()) {
-            applyOverrides(overrides_path_);
+        if (!overrides_path.empty()) {
+            applyOverrides(overrides_path);
         }
     }
 
     void destroy() {
-        entries_.clear();
-        index_.clear();
-        overrides_path_.clear();
+        key_entries.clear();
+        index_table.clear();
+        overrides_path.clear();
     }
 
     auto scancode(const std::string& id) -> SDL_Scancode {
         auto idx = findIndex(id);
-        if (idx == SIZE_MAX) return SDL_SCANCODE_UNKNOWN;
-        return entries_[idx].scancode;
+        if (idx == SIZE_MAX) {
+            return SDL_SCANCODE_UNKNOWN;
+        }
+        return key_entries[idx].scancode;
     }
 
     auto scancodePtr(const std::string& id) -> SDL_Scancode* {
         auto idx = findIndex(id);
-        if (idx == SIZE_MAX) return nullptr;
-        return &entries_[idx].scancode;
+        if (idx == SIZE_MAX) {
+            return nullptr;
+        }
+        return &key_entries[idx].scancode;
     }
 
     void setScancode(const std::string& id, SDL_Scancode sc) {
         auto idx = findIndex(id);
-        if (idx == SIZE_MAX) return;
-        entries_[idx].scancode = sc;
+        if (idx == SIZE_MAX) {
+            return;
+        }
+        key_entries[idx].scancode = sc;
         const char* name = SDL_GetScancodeName(sc);
-        entries_[idx].code = (name != nullptr) ? name : "";
+        key_entries[idx].code = (name != nullptr) ? name : "";
     }
 
     auto isGuiKey(SDL_Scancode sc) -> bool {
-        if (sc == SDL_SCANCODE_UNKNOWN) return false;
-        for (const auto& e : entries_) {
-            if (e.scancode == sc) return true;
+        if (sc == SDL_SCANCODE_UNKNOWN) {
+            return false;
         }
-        return false;
+        return std::ranges::any_of(key_entries, [sc](const auto& e) { return e.scancode == sc; });
     }
 
     auto entries() -> const std::vector<KeyEntry>& {
-        return entries_;
+        return key_entries;
     }
 
     auto saveOverrides() -> bool {
-        if (overrides_path_.empty()) return false;
+        if (overrides_path.empty()) {
+            return false;
+        }
 
         // Recull només les entrades remapeades.
         std::vector<const KeyEntry*> changed;
-        for (const auto& e : entries_) {
-            if (e.scancode != e.default_scancode) changed.push_back(&e);
+        for (const auto& e : key_entries) {
+            if (e.scancode != e.default_scancode) {
+                changed.push_back(&e);
+            }
         }
 
-        std::ofstream file(overrides_path_);
+        std::ofstream file(overrides_path);
         if (!file.is_open()) {
-            std::cerr << "KeyConfig: no es pot escriure " << overrides_path_ << '\n';
+            std::cerr << "KeyConfig: no es pot escriure " << overrides_path << '\n';
             return false;
         }
 

source/core/input/key_remap.cpp

@@ -9,15 +9,17 @@ namespace KeyRemap {
 
     static void mirror(SDL_Scancode custom, SDL_Scancode standard, const bool* ks) {
         if (custom == standard || custom == SDL_SCANCODE_UNKNOWN) {
-            JI_SetVirtualKey(standard, JI_VSRC_REMAP, false);
+            Ji::setVirtualKey(standard, Ji::VirtualSource::REMAP, false);
             return;
         }
-        JI_SetVirtualKey(standard, JI_VSRC_REMAP, ks[custom]);
+        Ji::setVirtualKey(standard, Ji::VirtualSource::REMAP, ks[custom]);
     }
 
     void update() {
         const bool* ks = SDL_GetKeyboardState(nullptr);
-        if (!ks) return;
+        if (ks == nullptr) {
+            return;
+        }
         mirror(Options::keys_game.up, SDL_SCANCODE_UP, ks);
         mirror(Options::keys_game.down, SDL_SCANCODE_DOWN, ks);
         mirror(Options::keys_game.left, SDL_SCANCODE_LEFT, ks);

source/core/jail/jdraw8.cpp

@@ -12,24 +12,26 @@
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
 #endif
-#include "external/gif.h"
+// NOLINTBEGIN(clang-analyzer-unix.Malloc): codi extern de tercers, no l'auditem.
+#include <gif.h>  // tercer-part: resolt via SYSTEM include path (source/external/)
+// NOLINTEND(clang-analyzer-unix.Malloc)
 #if defined(__clang__)
 #pragma clang diagnostic pop
 #elif defined(__GNUC__)
 #pragma GCC diagnostic pop
 #endif
 
-JD8_Surface screen = nullptr;
-JD8_Palette main_palette = nullptr;
+Jd8::Surface screen = nullptr;
+Jd8::Palette main_palette = nullptr;
 Uint32* pixel_data = nullptr;
 
-void JD8_Init() {
+void Jd8::init() {
     screen = new Uint8[64000]{};
     main_palette = new Color[256]{};
-    pixel_data = new Uint32[320 * 200]{};
+    pixel_data = new Uint32[std::size_t{320} * 200]{};
 }
 
-void JD8_Quit() {
+void Jd8::quit() {
     delete[] screen;
     delete[] main_palette;
     delete[] pixel_data;
@@ -38,63 +40,64 @@ void JD8_Quit() {
     pixel_data = nullptr;
 }
 
-void JD8_ClearScreen(Uint8 color) {
+void Jd8::clearScreen(Uint8 color) {
     memset(screen, color, 64000);
 }
 
-JD8_Surface JD8_NewSurface() {
+auto Jd8::newSurface() -> Jd8::Surface {
     return new Uint8[64000]{};
 }
 
 // Helper intern: deriva el basename d'una ruta per a buscar al Cache.
-static std::string jd8_basename(const char* file) {
+static auto pathBasename(const char* file) -> std::string {
     std::string s = file;
     auto pos = s.find_last_of("/\\");
     return pos == std::string::npos ? s : s.substr(pos + 1);
 }
 
-JD8_Surface JD8_LoadSurface(const char* file) {
+auto Jd8::loadSurface(const char* file) -> Jd8::Surface {
     // Prova primer el Resource::Cache. Si l'asset és precarregat, copiem
     // els 64KB des del cache (microsegons) i ens estalviem la decodificació
     // GIF. Mantenim el contracte de la funció: el caller rep un buffer
-    // fresc que ha d'alliberar amb JD8_FreeSurface.
+    // fresc que ha d'alliberar amb Jd8::freeSurface.
     if (Resource::Cache::get() != nullptr) {
         try {
-            const auto& cached = Resource::Cache::get()->getSurfacePixels(jd8_basename(file));
-            JD8_Surface image = JD8_NewSurface();
+            const auto& cached = Resource::Cache::get()->getSurfacePixels(pathBasename(file));
+            Jd8::Surface image = Jd8::newSurface();
             memcpy(image, cached.data(), 64000);
             return image;
         } catch (const std::exception&) {
-            // No està al cache (asset no llistat al manifest). Fallback.
+            // @INTENTIONAL: no està al cache (asset no llistat al manifest), fallback al loader.
         }
     }
 
     auto buffer = ResourceHelper::loadFile(file);
-    unsigned short w, h;
+    unsigned short w;
+    unsigned short h;
     Uint8* pixels = LoadGif(buffer.data(), &w, &h);
     if (pixels == nullptr) {
         printf("Unable to load bitmap: %s\n", SDL_GetError());
         exit(1);
     }
-    JD8_Surface image = JD8_NewSurface();
+    Jd8::Surface image = Jd8::newSurface();
     memcpy(image, pixels, 64000);
     free(pixels);
     return image;
 }
 
-JD8_Palette JD8_LoadPalette(const char* file) {
+auto Jd8::loadPalette(const char* file) -> Jd8::Palette {
     // Sempre retorna un buffer de 256 colors reservat amb `new Color[256]`
     // — el caller és responsable d'alliberar-lo amb `delete[]` (o lliurar-ne
-    // l'ownership a `JD8_SetScreenPalette`).
-    JD8_Palette palette = new Color[256];
+    // l'ownership a `Jd8::setScreenPalette`).
+    auto* palette = new Color[256];
 
     if (Resource::Cache::get() != nullptr) {
         try {
-            const auto& cached = Resource::Cache::get()->getPaletteBytes(jd8_basename(file));
+            const auto& cached = Resource::Cache::get()->getPaletteBytes(pathBasename(file));
             memcpy(palette, cached.data(), 768);
             return palette;
         } catch (const std::exception&) {
-            // No està al cache — fallback a lectura + LoadPalette.
+            // @INTENTIONAL: no està al cache, fallback a lectura + LoadPalette.
         }
     }
 
@@ -105,19 +108,21 @@ JD8_Palette JD8_LoadPalette(const char* file) {
     return palette;
 }
 
-void JD8_SetScreenPalette(JD8_Palette palette) {
-    if (main_palette == palette) return;
+void Jd8::setScreenPalette(Jd8::Palette palette) {
+    if (main_palette == palette) {
+        return;
+    }
     delete[] main_palette;
     main_palette = palette;
 }
 
-void JD8_FillSquare(int ini, int height, Uint8 color) {
-    const int offset = ini * 320;
-    const int size = height * 320;
-    memset(&screen[offset], color, size);
+void Jd8::fillSquare(int ini, int height, Uint8 color) {
+    const int OFFSET = ini * 320;
+    const int SIZE = height * 320;
+    memset(&screen[OFFSET], color, SIZE);
 }
 
-void JD8_FillRect(int x, int y, int w, int h, Uint8 color) {
+void Jd8::fillRect(int x, int y, int w, int h, Uint8 color) {
     if (x < 0) {
         w += x;
         x = 0;
@@ -126,19 +131,25 @@ void JD8_FillRect(int x, int y, int w, int h, Uint8 color) {
         h += y;
         y = 0;
     }
-    if (x + w > 320) w = 320 - x;
-    if (y + h > 200) h = 200 - y;
-    if (w <= 0 || h <= 0) return;
+    if (x + w > 320) {
+        w = 320 - x;
+    }
+    if (y + h > 200) {
+        h = 200 - y;
+    }
+    if (w <= 0 || h <= 0) {
+        return;
+    }
     for (int row = y; row < y + h; ++row) {
         memset(&screen[x + (row * 320)], color, w);
     }
 }
 
-void JD8_Blit(JD8_Surface surface) {
+void Jd8::blit(const Uint8* surface) {
     memcpy(screen, surface, 64000);
 }
 
-void JD8_Blit(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh) {
+void Jd8::blit(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh) {
     int src_pointer = sx + (sy * 320);
     int dst_pointer = x + (y * 320);
     for (int i = 0; i < sh; i++) {
@@ -148,7 +159,7 @@ void JD8_Blit(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh)
     }
 }
 
-void JD8_BlitToSurface(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, JD8_Surface dest) {
+void Jd8::blitToSurface(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Jd8::Surface dest) {
     int src_pointer = sx + (sy * 320);
     int dst_pointer = x + (y * 320);
     for (int i = 0; i < sh; i++) {
@@ -158,54 +169,62 @@ void JD8_BlitToSurface(int x, int y, JD8_Surface surface, int sx, int sy, int sw
     }
 }
 
-void JD8_BlitCK(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, Uint8 colorkey) {
+void Jd8::blitCK(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Uint8 colorkey) {
     int src_pointer = sx + (sy * 320);
     int dst_pointer = x + (y * 320);
     for (int j = 0; j < sh; j++) {
         for (int i = 0; i < sw; i++) {
-            if (surface[src_pointer + i] != colorkey) screen[dst_pointer + i] = surface[src_pointer + i];
+            if (surface[src_pointer + i] != colorkey) {
+                screen[dst_pointer + i] = surface[src_pointer + i];
+            }
         }
         src_pointer += 320;
         dst_pointer += 320;
     }
 }
 
-void JD8_BlitCKCut(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, Uint8 colorkey) {
+void Jd8::blitCKCut(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Uint8 colorkey) {
     int src_pointer = sx + (sy * 320);
     int dst_pointer = x + (y * 320);
     for (int j = 0; j < sh; j++) {
         for (int i = 0; i < sw; i++) {
-            if (surface[src_pointer + i] != colorkey && (x + i >= 0) && (y + j >= 0) && (x + i < 320) && (y + j < 200)) screen[dst_pointer + i] = surface[src_pointer + i];
+            if (surface[src_pointer + i] != colorkey && (x + i >= 0) && (y + j >= 0) && (x + i < 320) && (y + j < 200)) {
+                screen[dst_pointer + i] = surface[src_pointer + i];
+            }
         }
         src_pointer += 320;
         dst_pointer += 320;
     }
 }
 
-void JD8_BlitCKScroll(int y, JD8_Surface surface, int sx, int sy, int sh, Uint8 colorkey) {
+void Jd8::blitCKScroll(int y, const Uint8* surface, int sx, int sy, int sh, Uint8 colorkey) {
     int dst_pointer = y * 320;
     for (int j = sy; j < sy + sh; j++) {
         for (int i = 0; i < 320; i++) {
             int x = (i + sx) % 320;
-            if (surface[x + j * 320] != colorkey) screen[dst_pointer] = surface[x + j * 320];
+            if (surface[x + (j * 320)] != colorkey) {
+                screen[dst_pointer] = surface[x + (j * 320)];
+            }
             dst_pointer++;
         }
     }
 }
 
-void JD8_BlitCKToSurface(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, JD8_Surface dest, Uint8 colorkey) {
+void Jd8::blitCKToSurface(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Jd8::Surface dest, Uint8 colorkey) {
     int src_pointer = sx + (sy * 320);
     int dst_pointer = x + (y * 320);
     for (int j = 0; j < sh; j++) {
         for (int i = 0; i < sw; i++) {
-            if (surface[src_pointer + i] != colorkey) dest[dst_pointer + i] = surface[src_pointer + i];
+            if (surface[src_pointer + i] != colorkey) {
+                dest[dst_pointer + i] = surface[src_pointer + i];
+            }
         }
         src_pointer += 320;
         dst_pointer += 320;
     }
 }
 
-void JD8_Flip() {
+void Jd8::flip() {
     // Converteix el framebuffer indexat (paletted) a ARGB (pixel_data).
     // El Director crida aquesta funció després del tick de cada escena
     // per preparar el frame abans de presentar-lo. Ja no fa yield —
@@ -218,23 +237,23 @@ void JD8_Flip() {
     }
 }
 
-Uint32* JD8_GetFramebuffer() {
+auto Jd8::getFramebuffer() -> Uint32* {
     return pixel_data;
 }
 
-void JD8_FreeSurface(JD8_Surface surface) {
+void Jd8::freeSurface(Jd8::Surface surface) {  // NOLINT(readability-non-const-parameter): allibera memòria, no pot ser const
     delete[] surface;
 }
 
-Uint8 JD8_GetPixel(JD8_Surface surface, int x, int y) {
+auto Jd8::getPixel(const Uint8* surface, int x, int y) -> Uint8 {
     return surface[x + (y * 320)];
 }
 
-void JD8_PutPixel(JD8_Surface surface, int x, int y, Uint8 pixel) {
+void Jd8::putPixel(Jd8::Surface surface, int x, int y, Uint8 pixel) {
     surface[x + (y * 320)] = pixel;
 }
 
-void JD8_SetPaletteColor(Uint8 index, Uint8 r, Uint8 g, Uint8 b) {
+void Jd8::setPaletteColor(Uint8 index, Uint8 r, Uint8 g, Uint8 b) {
     main_palette[index].r = r << 2;
     main_palette[index].g = g << 2;
     main_palette[index].b = b << 2;
@@ -245,26 +264,26 @@ void JD8_SetPaletteColor(Uint8 index, Uint8 r, Uint8 g, Uint8 b) {
 // el caller decideix quan fer Flip.
 namespace {
 
-    enum class FadeType {
-        None = 0,
-        Out,
-        ToPal,
+    enum class FadeType : std::uint8_t {
+        NONE = 0,
+        OUT,
+        TO_PAL,
     };
 
     constexpr int FADE_STEPS = 32;
 
-    FadeType fade_type = FadeType::None;
+    FadeType fade_type = FadeType::NONE;
     Color fade_target[256];
     int fade_step = 0;
 
-    void apply_fade_step() {
-        if (fade_type == FadeType::Out) {
+    void applyFadeStep() {
+        if (fade_type == FadeType::OUT) {
             for (int i = 0; i < 256; i++) {
                 main_palette[i].r = main_palette[i].r >= 8 ? main_palette[i].r - 8 : 0;
                 main_palette[i].g = main_palette[i].g >= 8 ? main_palette[i].g - 8 : 0;
                 main_palette[i].b = main_palette[i].b >= 8 ? main_palette[i].b - 8 : 0;
             }
-        } else if (fade_type == FadeType::ToPal) {
+        } else if (fade_type == FadeType::TO_PAL) {
             for (int i = 0; i < 256; i++) {
                 main_palette[i].r = main_palette[i].r <= int(fade_target[i].r) - 8
                     ? main_palette[i].r + 8
@@ -281,37 +300,39 @@ namespace {
 
 }  // namespace
 
-void JD8_FadeStartOut() {
-    fade_type = FadeType::Out;
+void Jd8::fadeStartOut() {
+    fade_type = FadeType::OUT;
     fade_step = 0;
 }
 
-void JD8_FadeStartToPal(JD8_Palette pal) {
-    fade_type = FadeType::ToPal;
+void Jd8::fadeStartToPal(const Color* pal) {
+    fade_type = FadeType::TO_PAL;
     memcpy(fade_target, pal, sizeof(Color) * 256);
     fade_step = 0;
 }
 
-bool JD8_FadeIsActive() {
-    return fade_type != FadeType::None;
+auto Jd8::fadeIsActive() -> bool {
+    return fade_type != FadeType::NONE;
 }
 
-bool JD8_FadeTickStep() {
-    if (fade_type == FadeType::None) return true;
+auto Jd8::fadeTickStep() -> bool {
+    if (fade_type == FadeType::NONE) {
+        return true;
+    }
 
-    apply_fade_step();
+    applyFadeStep();
     fade_step++;
 
     if (fade_step >= FADE_STEPS) {
-        fade_type = FadeType::None;
+        fade_type = FadeType::NONE;
         return true;
     }
     return false;
 }
 
 // Els shims bloquejants `JD8_FadeOut` i `JD8_FadeToPal` han estat
-// eliminats a Phase B.2: feien un bucle de 32 iteracions amb `JD8_Flip`
+// eliminats a Phase B.2: feien un bucle de 32 iteracions amb `Jd8::flip`
 // entre cada una que només funcionava mentre l'entorn tenia fibers i
-// `JD8_Flip` cedia el control al Director. Ara tot fade es fa tick a
-// tick via `scenes::PaletteFade` (que encapsula `JD8_FadeStartOut` /
-// `JD8_FadeStartToPal` + `JD8_FadeTickStep`).
+// `Jd8::flip` cedia el control al Director. Ara tot fade es fa tick a
+// tick via `Scenes::PaletteFade` (que encapsula `Jd8::fadeStartOut` /
+// `Jd8::fadeStartToPal` + `Jd8::fadeTickStep`).

source/core/jail/jdraw8.hpp

@@ -1,80 +1,78 @@
-#pragma once
-#include <SDL3/SDL.h>
-
-struct Color {
-    Uint8 r;
-    Uint8 g;
-    Uint8 b;
-};
-
-using JD8_Surface = Uint8*;
-using JD8_Palette = Color*;
-
-void JD8_Init();
-
-void JD8_Quit();
-
-void JD8_ClearScreen(Uint8 color);
-
-JD8_Surface JD8_NewSurface();
-
-JD8_Surface JD8_LoadSurface(const char* file);
-
-JD8_Palette JD8_LoadPalette(const char* file);
-
-void JD8_SetScreenPalette(JD8_Palette palette);
-
-void JD8_FillSquare(int ini, int height, Uint8 color);
-
-// Omple un rectangle arbitrari de la pantalla amb un color paletat.
-// Pensat per a UI senzilla (barra de progrés del BootLoader, etc.).
-void JD8_FillRect(int x, int y, int w, int h, Uint8 color);
-
-void JD8_Blit(JD8_Surface surface);
-
-void JD8_Blit(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh);
-
-void JD8_BlitToSurface(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, JD8_Surface dest);
-
-void JD8_BlitCK(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, Uint8 colorkey);
-
-void JD8_BlitCKCut(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, Uint8 colorkey);
-
-void JD8_BlitCKScroll(int y, JD8_Surface surface, int sx, int sy, int sh, Uint8 colorkey);
-
-void JD8_BlitCKToSurface(int x, int y, JD8_Surface surface, int sx, int sy, int sw, int sh, JD8_Surface dest, Uint8 colorkey);
-
-// Converteix la pantalla indexada a ARGB. El Director crida aquesta
-// funció al final de cada tick i després llegeix el framebuffer via
-// JD8_GetFramebuffer() per presentar-lo.
-void JD8_Flip();
-
-// Accés al framebuffer ARGB de 320x200 actualitzat per l'última crida a
-// JD8_Flip(). Propietat de jdraw8 — el caller no ha de lliberar-lo.
-Uint32* JD8_GetFramebuffer();
-
-void JD8_FreeSurface(JD8_Surface surface);
-
-Uint8 JD8_GetPixel(JD8_Surface surface, int x, int y);
-
-void JD8_PutPixel(JD8_Surface surface, int x, int y, Uint8 pixel);
-
-void JD8_SetPaletteColor(Uint8 index, Uint8 r, Uint8 g, Uint8 b);
-
-// API de fade no bloquejant (màquina d'estats). `FadeStart*` inicia el
-// fade; `FadeTickStep` aplica un pas i retorna `true` quan el fade ha
-// acabat. Un pas correspon visualment a una iteració del fade original
-// (32 passos en total). El caller és responsable de fer el Flip entre
-// passos si el vol veure animat. `FadeIsActive` permet saber si hi ha
-// un fade en curs per a enllaçar-lo amb un altre subsistema.
-// L'embolcall `scenes::PaletteFade` ho fa més idiomàtic per a escenes.
-void JD8_FadeStartOut();
-void JD8_FadeStartToPal(JD8_Palette pal);
-bool JD8_FadeTickStep();
-bool JD8_FadeIsActive();
-
-// JD_Font JD_LoadFont( char *file, int width, int height);
-
-// void JD_DrawText( int x, int y, JD_Font *source, char *text);
-
-// char *JD_GetFPS();
+#pragma once
+#include <SDL3/SDL.h>
+
+struct Color {
+    Uint8 r;
+    Uint8 g;
+    Uint8 b;
+};
+
+namespace Jd8 {
+
+    using Surface = Uint8*;
+    using Palette = Color*;
+
+    void init();
+
+    void quit();
+
+    void clearScreen(Uint8 color);
+
+    auto newSurface() -> Surface;
+
+    auto loadSurface(const char* file) -> Surface;
+
+    auto loadPalette(const char* file) -> Palette;
+
+    void setScreenPalette(Palette palette);
+
+    void fillSquare(int ini, int height, Uint8 color);
+
+    // Omple un rectangle arbitrari de la pantalla amb un color paletat.
+    // Pensat per a UI senzilla (barra de progrés del BootLoader, etc.).
+    void fillRect(int x, int y, int w, int h, Uint8 color);
+
+    void blit(const Uint8* surface);
+
+    void blit(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh);
+
+    void blitToSurface(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Surface dest);
+
+    void blitCK(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Uint8 colorkey);
+
+    void blitCKCut(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Uint8 colorkey);
+
+    void blitCKScroll(int y, const Uint8* surface, int sx, int sy, int sh, Uint8 colorkey);
+
+    void blitCKToSurface(int x, int y, const Uint8* surface, int sx, int sy, int sw, int sh, Surface dest, Uint8 colorkey);
+
+    // Converteix la pantalla indexada a ARGB. El Director crida aquesta
+    // funció al final de cada tick i després llegeix el framebuffer via
+    // getFramebuffer() per presentar-lo.
+    void flip();
+
+    // Accés al framebuffer ARGB de 320x200 actualitzat per l'última crida a
+    // flip(). Propietat de jdraw8 — el caller no ha de lliberar-lo.
+    auto getFramebuffer() -> Uint32*;
+
+    void freeSurface(Surface surface);
+
+    auto getPixel(const Uint8* surface, int x, int y) -> Uint8;
+
+    void putPixel(Surface surface, int x, int y, Uint8 pixel);
+
+    void setPaletteColor(Uint8 index, Uint8 r, Uint8 g, Uint8 b);
+
+    // API de fade no bloquejant (màquina d'estats). `fadeStart*` inicia el
+    // fade; `fadeTickStep` aplica un pas i retorna `true` quan el fade ha
+    // acabat. Un pas correspon visualment a una iteració del fade original
+    // (32 passos en total). El caller és responsable de fer el Flip entre
+    // passos si el vol veure animat. `fadeIsActive` permet saber si hi ha
+    // un fade en curs per a enllaçar-lo amb un altre subsistema.
+    // L'embolcall `Scenes::PaletteFade` ho fa més idiomàtic per a escenes.
+    void fadeStartOut();
+    void fadeStartToPal(const Color* pal);
+    auto fadeTickStep() -> bool;
+    auto fadeIsActive() -> bool;
+
+}  // namespace Jd8

source/core/jail/jfile.cpp

@@ -3,6 +3,7 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
+#include <algorithm>
 #include <filesystem>
 #include <fstream>
 #include <string>
@@ -14,33 +15,39 @@
 
 namespace {
 
-    struct keyvalue {
+    struct Keyvalue {
         std::string key;
         std::string value;
     };
 
-    std::vector<keyvalue> config;
+    std::vector<Keyvalue> config;
     std::string resource_folder;
     std::string config_folder;
 
-    void load_config_values() {
+    void loadConfigValues() {
         config.clear();
-        const std::string config_file = config_folder + "/config.txt";
-        std::ifstream fi(config_file);
-        if (!fi.is_open()) return;
+        const std::string CONFIG_FILE = config_folder + "/config.txt";
+        std::ifstream fi(CONFIG_FILE);
+        if (!fi.is_open()) {
+            return;
+        }
 
         std::string line;
         while (std::getline(fi, line)) {
-            const auto eq = line.find('=');
-            if (eq == std::string::npos) continue;
-            config.push_back({line.substr(0, eq), line.substr(eq + 1)});
+            const auto EQ = line.find('=');
+            if (EQ == std::string::npos) {
+                continue;
+            }
+            config.push_back({line.substr(0, EQ), line.substr(EQ + 1)});
         }
     }
 
-    void save_config_values() {
-        const std::string config_file = config_folder + "/config.txt";
-        std::ofstream fo(config_file);
-        if (!fo.is_open()) return;
+    void saveConfigValues() {
+        const std::string CONFIG_FILE = config_folder + "/config.txt";
+        std::ofstream fo(CONFIG_FILE);
+        if (!fo.is_open()) {
+            return;
+        }
         for (const auto& pair : config) {
             fo << pair.key << '=' << pair.value << '\n';
         }
@@ -48,17 +55,17 @@ namespace {
 
 }  // namespace
 
-void file_setresourcefolder(const char* str) {
+void Jf::setResourceFolder(const char* str) {
     resource_folder = str;
 }
 
-const char* file_getresourcefolder() {
+auto Jf::getResourceFolder() -> const char* {
     return resource_folder.c_str();
 }
 
 // Crea la carpeta del sistema on guardar les dades.
 // Accepta rutes amb subdirectoris (ex: "jailgames/aee") i crea tota la jerarquia.
-void file_setconfigfolder(const char* foldername) {
+void Jf::setConfigFolder(const char* foldername) {
 #ifdef _WIN32
     const char* base = getenv("APPDATA");
     if (!base) base = "C:/";
@@ -76,15 +83,18 @@ void file_setconfigfolder(const char* foldername) {
     // arranque dins del navegador. La config no persistirà entre recàrregues
     // (MEMFS és volàtil); caldria IDBFS si volguéssem persistència a web.
     struct passwd* pw = getpwuid(getuid());
-    const char* homedir = (pw && pw->pw_dir && pw->pw_dir[0]) ? pw->pw_dir : nullptr;
-    if (!homedir || !homedir[0]) homedir = getenv("HOME");
-    if (!homedir || !homedir[0]) homedir = "/tmp";
+    const char* homedir = ((pw != nullptr) && (pw->pw_dir != nullptr) && (pw->pw_dir[0] != 0)) ? pw->pw_dir : nullptr;
+    if ((homedir == nullptr) || (homedir[0] == 0)) {
+        homedir = getenv("HOME");
+    }
+    if ((homedir == nullptr) || (homedir[0] == 0)) {
+        homedir = "/tmp";
+    }
     config_folder = std::string(homedir) + "/.config/" + foldername;
+#else
+    config_folder = std::string("/tmp/jailgames_config/") + foldername;
 #endif
 
-    if (config_folder.empty()) {
-        config_folder = "/tmp/jailgames_config";
-    }
     std::error_code ec;
     std::filesystem::create_directories(config_folder, ec);
     // A emscripten/MEMFS create_directories pot fallar (p.ex. parent
@@ -92,33 +102,35 @@ void file_setconfigfolder(const char* foldername) {
     // volàtil al navegador de totes formes: ignorem l'error i continuem.
 }
 
-const char* file_getconfigfolder() {
-    thread_local std::string folder;
-    folder = config_folder + "/";
-    return folder.c_str();
+auto Jf::getConfigFolder() -> const char* {
+    thread_local std::string folder_;
+    folder_ = config_folder + "/";
+    return folder_.c_str();
 }
 
-const char* file_getconfigvalue(const char* key) {
-    if (config.empty()) load_config_values();
-    for (const auto& pair : config) {
-        if (pair.key == key) {
-            thread_local std::string value_cache;
-            value_cache = pair.value;
-            return value_cache.c_str();
-        }
+auto Jf::getConfigValue(const char* key) -> const char* {
+    if (config.empty()) {
+        loadConfigValues();
+    }
+    const auto IT = std::ranges::find_if(config, [key](const Keyvalue& pair) { return pair.key == key; });
+    if (IT != config.end()) {
+        thread_local std::string value_cache_;
+        value_cache_ = IT->value;
+        return value_cache_.c_str();
     }
     return nullptr;
 }
 
-void file_setconfigvalue(const char* key, const char* value) {
-    if (config.empty()) load_config_values();
-    for (auto& pair : config) {
-        if (pair.key == key) {
-            pair.value = value;
-            save_config_values();
-            return;
-        }
+void Jf::setConfigValue(const char* key, const char* value) {
+    if (config.empty()) {
+        loadConfigValues();
+    }
+    const auto IT = std::ranges::find_if(config, [key](const Keyvalue& pair) { return pair.key == key; });
+    if (IT != config.end()) {
+        IT->value = value;
+        saveConfigValues();
+        return;
     }
     config.push_back({std::string(key), std::string(value)});
-    save_config_values();
+    saveConfigValues();
 }

source/core/jail/jfile.hpp

@@ -1,10 +1,14 @@
 #pragma once
 
-void file_setconfigfolder(const char* foldername);
-const char* file_getconfigfolder();
+namespace Jf {
 
-void file_setresourcefolder(const char* str);
-const char* file_getresourcefolder();
+    void setConfigFolder(const char* foldername);
+    auto getConfigFolder() -> const char*;
 
-const char* file_getconfigvalue(const char* key);
-void file_setconfigvalue(const char* key, const char* value);
+    void setResourceFolder(const char* str);
+    auto getResourceFolder() -> const char*;
+
+    auto getConfigValue(const char* key) -> const char*;
+    void setConfigValue(const char* key, const char* value);
+
+}  // namespace Jf

source/core/jail/jgame.cpp

@@ -2,7 +2,7 @@
 
 namespace {
 
-    bool quitting = false;
+    bool is_quitting = false;
     Uint32 update_ticks = 0;
     Uint32 update_time = 0;
     Uint32 cycle_counter = 0;
@@ -10,48 +10,48 @@ namespace {
 
 }  // namespace
 
-void JG_Init() {
+void Jg::init() {
     SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO);
     update_time = SDL_GetTicks();
     last_delta_time = update_time;
 }
 
-void JG_Finalize() {
+void Jg::finalize() {
     SDL_Quit();
 }
 
-void JG_QuitSignal() {
-    quitting = true;
+void Jg::quitSignal() {
+    is_quitting = true;
 }
 
-bool JG_Quitting() {
-    return quitting;
+auto Jg::quitting() -> bool {
+    return is_quitting;
 }
 
-void JG_SetUpdateTicks(Uint32 milliseconds) {
+void Jg::setUpdateTicks(Uint32 milliseconds) {
     update_ticks = milliseconds;
 }
 
-bool JG_ShouldUpdate() {
-    const Uint32 now = SDL_GetTicks();
-    if (now - update_time > update_ticks) {
-        update_time = now;
+auto Jg::shouldUpdate() -> bool {
+    const Uint32 NOW = SDL_GetTicks();
+    if (NOW - update_time > update_ticks) {
+        update_time = NOW;
         cycle_counter++;
         return true;
     }
     // No toca update — retornem false sense més. Des de Phase B.2 ja no
-    // hi ha fibers: cap caller fa spin-waits (`while (!JG_ShouldUpdate())`)
+    // hi ha fibers: cap caller fa spin-waits (`while (!Jg::shouldUpdate())`)
     // i el Director pren el control del main loop frame a frame.
     return false;
 }
 
-Uint32 JG_GetCycleCounter() {
+auto Jg::getCycleCounter() -> Uint32 {
     return cycle_counter;
 }
 
-Uint32 JG_GetDeltaMs() {
-    const Uint32 now = SDL_GetTicks();
-    const Uint32 delta = now - last_delta_time;
-    last_delta_time = now;
-    return delta;
+auto Jg::getDeltaMs() -> Uint32 {
+    const Uint32 NOW = SDL_GetTicks();
+    const Uint32 DELTA = NOW - last_delta_time;
+    last_delta_time = NOW;
+    return DELTA;
 }

source/core/jail/jgame.hpp

@@ -1,20 +1,24 @@
-#pragma once
-#include <SDL3/SDL.h>
-
-void JG_Init();
-
-void JG_Finalize();
-
-void JG_QuitSignal();
-
-bool JG_Quitting();
-
-void JG_SetUpdateTicks(Uint32 milliseconds);
-
-bool JG_ShouldUpdate();
-
-Uint32 JG_GetCycleCounter();
-
-// Temps transcorregut (en ms) des de l'última crida a JG_GetDeltaMs.
-// Helper per a la migració progressiva a time-based (Fase 4+).
-Uint32 JG_GetDeltaMs();
+#pragma once
+#include <SDL3/SDL.h>
+
+namespace Jg {
+
+    void init();
+
+    void finalize();
+
+    void quitSignal();
+
+    auto quitting() -> bool;
+
+    void setUpdateTicks(Uint32 milliseconds);
+
+    auto shouldUpdate() -> bool;
+
+    auto getCycleCounter() -> Uint32;
+
+    // Temps transcorregut (en ms) des de l'última crida a Jg::getDeltaMs.
+    // Helper per a la migració progressiva a time-based (Fase 4+).
+    auto getDeltaMs() -> Uint32;
+
+}  // namespace Jg

source/core/jail/jinput.cpp

@@ -1,5 +1,6 @@
 #include "core/jail/jinput.hpp"
 
+#include <algorithm>
 #include <cstring>
 
 #include "core/system/director.hpp"
@@ -16,20 +17,20 @@ namespace {
 
     bool key_pressed = false;
 
-    // Temps restant en mil·lisegons durant el qual JI_KeyPressed/JI_AnyKey
+    // Temps restant en mil·lisegons durant el qual Ji::keyPressed/Ji::anyKey
     // retornen false. Utilitzat per a evitar que pulsacions fortuïtes
     // saltin cinemàtiques al començament.
-    float wait_ms = 0.0f;
+    float wait_ms = 0.0F;
 
-    // Per a calcular el delta entre crides a JI_Update sense que els callers
+    // Per a calcular el delta entre crides a Ji::update sense que els callers
     // hagen de passar-lo explícitament. Es reinicia a la primera crida.
     Uint64 last_update_tick = 0;
 
     bool input_blocked = false;
 
-    Uint8 virtual_keystates[JI_VSRC_COUNT][SDL_SCANCODE_COUNT] = {{0}};
+    Uint8 virtual_keystates[static_cast<size_t>(Ji::VirtualSource::COUNT)][SDL_SCANCODE_COUNT] = {{0}};
 
-    Uint8 scancode_to_ascii(Uint8 scancode) {
+    auto scancodeToAscii(Uint8 scancode) -> Uint8 {
         if (scancode >= SDL_SCANCODE_A && scancode <= SDL_SCANCODE_Z) {
             return static_cast<Uint8>('a' + (scancode - SDL_SCANCODE_A));
         }
@@ -38,75 +39,93 @@ namespace {
 
 }  // namespace
 
-void JI_DisableKeyboard(Uint32 time) {
+void Ji::disableKeyboard(Uint32 time) {
     wait_ms = static_cast<float>(time);
 }
 
-void JI_SetInputBlocked(bool blocked) {
+void Ji::setInputBlocked(bool blocked) {
     input_blocked = blocked;
 }
 
-void JI_SetVirtualKey(int scancode, int source, bool pressed) {
-    if (scancode < 0 || scancode >= SDL_SCANCODE_COUNT) return;
-    if (source < 0 || source >= JI_VSRC_COUNT) return;
-    virtual_keystates[source][scancode] = pressed ? 1 : 0;
+void Ji::setVirtualKey(int scancode, VirtualSource source, bool pressed) {
+    if (scancode < 0 || scancode >= SDL_SCANCODE_COUNT) {
+        return;
+    }
+    const auto SRC_IDX = static_cast<size_t>(source);
+    if (SRC_IDX >= static_cast<size_t>(VirtualSource::COUNT)) {
+        return;
+    }
+    virtual_keystates[SRC_IDX][scancode] = pressed ? 1 : 0;
 }
 
-void JI_moveCheats(Uint8 scancode) {
+void Ji::moveCheats(Uint8 scancode) {
     cheat[0] = cheat[1];
     cheat[1] = cheat[2];
     cheat[2] = cheat[3];
     cheat[3] = cheat[4];
-    cheat[4] = scancode_to_ascii(scancode);
+    cheat[4] = scancodeToAscii(scancode);
 }
 
-void JI_Update() {
+void Ji::update() {
     // El director ha processat tots els events. Ací només refresquem
     // el snapshot del teclat i consumim el flag de tecla polsada.
     if (keystates == nullptr) {
-        keystates = SDL_GetKeyboardState(NULL);
+        keystates = SDL_GetKeyboardState(nullptr);
     }
 
-    const Uint64 now = SDL_GetTicks();
-    if (last_update_tick == 0) last_update_tick = now;
-    const float delta_ms = static_cast<float>(now - last_update_tick);
-    last_update_tick = now;
+    const Uint64 NOW = SDL_GetTicks();
+    if (last_update_tick == 0) {
+        last_update_tick = NOW;
+    }
+    const auto DELTA_MS = static_cast<float>(NOW - last_update_tick);
+    last_update_tick = NOW;
 
-    if (wait_ms > 0.0f) {
-        wait_ms -= delta_ms;
-        if (wait_ms < 0.0f) wait_ms = 0.0f;
+    if (wait_ms > 0.0F) {
+        wait_ms -= DELTA_MS;
+        wait_ms = std::max(wait_ms, 0.0F);
     }
 
     // Consumim el flag de "alguna tecla no-GUI polsada" del director
     key_pressed = Director::get()->consumeKeyPressed();
 }
 
-bool JI_KeyPressed(int key) {
-    if (wait_ms > 0.0f || keystates == nullptr) return false;
-    // Input bloquejat (p.ex. menú flotant obert)
-    if (input_blocked) return false;
-    // ESC bloquejada pel Director (primera pulsació mostra notificació)
-    if (key == SDL_SCANCODE_ESCAPE && Director::get()->isEscBlocked()) return false;
-    if (key < 0 || key >= SDL_SCANCODE_COUNT) return false;
-    if (keystates[key] != 0) return true;
-    for (int src = 0; src < JI_VSRC_COUNT; src++) {
-        if (virtual_keystates[src][key] != 0) return true;
+auto Ji::keyPressed(int key) -> bool {
+    if (wait_ms > 0.0F || keystates == nullptr) {
+        return false;
     }
-    return false;
+    // Input bloquejat (p.ex. menú flotant obert)
+    if (input_blocked) {
+        return false;
+    }
+    // ESC bloquejada pel Director (primera pulsació mostra notificació)
+    if (key == SDL_SCANCODE_ESCAPE && Director::get()->isEscBlocked()) {
+        return false;
+    }
+    if (key < 0 || key >= SDL_SCANCODE_COUNT) {
+        return false;
+    }
+    if (static_cast<int>(keystates[key]) != 0) {
+        return true;
+    }
+    return std::ranges::any_of(virtual_keystates, [key](const auto& vk) { return vk[key] != 0; });
 }
 
-bool JI_CheatActivated(const char* cheat_code) {
-    const size_t len = std::strlen(cheat_code);
-    if (len > sizeof(cheat)) return false;
+auto Ji::cheatActivated(const char* cheat_code) -> bool {
+    const size_t LEN = std::strlen(cheat_code);
+    if (LEN > sizeof(cheat)) {
+        return false;
+    }
     // Compara contra els últims `len` caràcters del buffer. El buffer té
     // mida fixa 5 i acumula sempre el darrer tecle a la posició 4.
-    const size_t offset = sizeof(cheat) - len;
-    for (size_t i = 0; i < len; i++) {
-        if (cheat[offset + i] != static_cast<Uint8>(cheat_code[i])) return false;
+    const size_t OFFSET = sizeof(cheat) - LEN;
+    for (size_t i = 0; i < LEN; i++) {
+        if (cheat[OFFSET + i] != static_cast<Uint8>(cheat_code[i])) {
+            return false;
+        }
     }
     return true;
 }
 
-bool JI_AnyKey() {
-    return wait_ms > 0.0f ? false : key_pressed;
+auto Ji::anyKey() -> bool {
+    return wait_ms > 0.0F ? false : key_pressed;
 }

source/core/jail/jinput.hpp

@@ -1,25 +1,36 @@
-#pragma once
-#include <SDL3/SDL.h>
-
-void JI_DisableKeyboard(Uint32 time);
-
-// Bloqueja tot l'input cap al joc (JI_KeyPressed retorna false per a tot)
-void JI_SetInputBlocked(bool blocked);
-
-// Estableix l'estat d'una tecla virtual. Múltiples fonts (gamepad, remap)
-// s'agrupen per OR. JI_KeyPressed retorna true si el teclat real O qualsevol
-// font virtual està premuda.
-enum JI_VirtualSource {
-    JI_VSRC_GAMEPAD = 0,
-    JI_VSRC_REMAP = 1,
-    JI_VSRC_COUNT
-};
-void JI_SetVirtualKey(int scancode, int source, bool pressed);
-
-void JI_Update();
-
-bool JI_KeyPressed(int key);
-
-bool JI_CheatActivated(const char* cheat_code);
-
-bool JI_AnyKey();
+#pragma once
+#include <SDL3/SDL.h>
+
+#include <cstdint>
+
+namespace Ji {
+
+    void disableKeyboard(Uint32 time);
+
+    // Bloqueja tot l'input cap al joc (Ji::keyPressed retorna false per a tot)
+    void setInputBlocked(bool blocked);
+
+    // Estableix l'estat d'una tecla virtual. Múltiples fonts (gamepad, remap)
+    // s'agrupen per OR. Ji::keyPressed retorna true si el teclat real O qualsevol
+    // font virtual està premuda.
+    enum class VirtualSource : std::uint8_t {
+        GAMEPAD = 0,
+        REMAP = 1,
+        COUNT = 2
+    };
+    void setVirtualKey(int scancode, VirtualSource source, bool pressed);
+
+    void update();
+
+    // Avança el buffer rotatori de cheats afegint `scancode` per detectar
+    // seqüències com "reviu", "alone", "obert". Usat pel Director quan rep
+    // un KEY_DOWN; el joc no l'ha de cridar directament.
+    void moveCheats(Uint8 scancode);
+
+    auto keyPressed(int key) -> bool;
+
+    auto cheatActivated(const char* cheat_code) -> bool;
+
+    auto anyKey() -> bool;
+
+}  // namespace Ji

source/core/locale/locale.cpp

@@ -9,24 +9,30 @@
 
 namespace Locale {
 
-    static std::unordered_map<std::string, std::string> strings_;
+    static std::unordered_map<std::string, std::string> strings_table;
 
     // Aplana un node YAML en claus amb notació punt
     static void traverse(const fkyaml::node& node, const std::string& prefix) {
         if (node.is_mapping()) {
             for (auto it = node.begin(); it != node.end(); ++it) {
-                std::string key = it.key().get_value<std::string>();
-                std::string full = prefix.empty() ? key : prefix + "." + key;
+                auto key = it.key().get_value<std::string>();
+                std::string full = prefix;
+                if (!full.empty()) {
+                    full += ".";
+                }
+                full += key;
                 traverse(it.value(), full);
             }
         } else if (node.is_scalar()) {
             try {
-                strings_[prefix] = node.get_value<std::string>();
-            } catch (...) {}
+                strings_table[prefix] = node.get_value<std::string>();
+            } catch (...) {
+                // @INTENTIONAL: si el valor no és string vàlid, l'ignorem i continuem.
+            }
         }
     }
 
-    bool load(const char* filename) {
+    auto load(const char* filename) -> bool {
         auto buffer = ResourceHelper::loadFile(filename);
         if (buffer.empty()) {
             std::cerr << "Locale: unable to load " << filename << '\n';
@@ -36,9 +42,9 @@ namespace Locale {
 
         try {
             auto yaml = fkyaml::node::deserialize(content);
-            strings_.clear();
+            strings_table.clear();
             traverse(yaml, "");
-            std::cout << "Locale loaded: " << strings_.size() << " string(s) from " << filename << '\n';
+            std::cout << "Locale loaded: " << strings_table.size() << " string(s) from " << filename << '\n';
             return true;
         } catch (const fkyaml::exception& e) {
             std::cerr << "Locale: error parsing " << filename << ": " << e.what() << '\n';
@@ -47,8 +53,10 @@ namespace Locale {
     }
 
     auto get(const char* key) -> const char* {
-        auto it = strings_.find(key);
-        if (it != strings_.end()) return it->second.c_str();
+        auto it = strings_table.find(key);
+        if (it != strings_table.end()) {
+            return it->second.c_str();
+        }
         return key;  // fallback: retorna la clau mateixa
     }
 

source/core/locale/locale.hpp

@@ -4,7 +4,7 @@
 // Les claus són nested amb notació punt ("menu.items.zoom").
 // Si una clau no existeix, Locale::get torna la clau mateixa (útil per debug).
 namespace Locale {
-    bool load(const char* filename);
+    auto load(const char* filename) -> bool;
 
     // Retorna la cadena associada a la clau. El punter és estable durant tota la
     // sessió (no canvia), per tant es pot guardar en const char*.

source/core/rendering/menu.cpp

@@ -1,5 +1,6 @@
 #include "core/rendering/menu.hpp"
 
+#include <algorithm>
 #include <cmath>
 #include <cstdio>
 #include <functional>
@@ -48,21 +49,21 @@ namespace Menu {
     static constexpr float HEIGHT_RATE = 12.0F;  // smoothing exponencial de l'alçada (~150 ms al 90%)
 
     // --- Items ---
-    enum class ItemKind { Toggle,
-        Cycle,
-        IntRange,
-        Submenu,
-        KeyBind,
-        Action };
+    enum class ItemKind : std::uint8_t { TOGGLE,
+        CYCLE,
+        INT_RANGE,
+        SUBMENU,
+        KEY_BIND,
+        ACTION };
 
     struct Item {
         const char* label;
         ItemKind kind;
-        std::function<std::string()> getValue;  // opcional
-        std::function<void(int dir)> change;    // per Toggle/Cycle/IntRange
-        std::function<void()> enter;            // per Submenu i Action
-        SDL_Scancode* scancode{nullptr};        // per KeyBind
-        std::function<bool()> visible;          // nullptr ⇒ sempre visible
+        std::function<std::string()> get_value;  // opcional
+        std::function<void(int dir)> change;     // per TOGGLE/CYCLE/INT_RANGE
+        std::function<void()> enter;             // per SUBMENU i ACTION
+        SDL_Scancode* scancode{nullptr};         // per KEY_BIND
+        std::function<bool()> visible{nullptr};  // nullptr ⇒ sempre visible
     };
 
     struct Page {
@@ -72,96 +73,101 @@ namespace Menu {
         std::string subtitle;  // opcional — si no buit, es dibuixa sota el títol
     };
 
-    static bool isVisible(const Item& it) { return !it.visible || it.visible(); }
+    static auto isVisible(const Item& it) -> bool { return !it.visible || it.visible(); }
 
     // Troba el pròxim ítem visible en direcció `dir` (±1) a partir de `from`.
     // Si cap és visible retorna `from`.
-    static int nextVisibleCursor(const Page& p, int from, int dir) {
-        const int n = static_cast<int>(p.items.size());
-        if (n <= 0) return from;
-        for (int i = 1; i <= n; ++i) {
-            int idx = ((from + dir * i) % n + n) % n;
-            if (isVisible(p.items[idx])) return idx;
+    static auto nextVisibleCursor(const Page& p, int from, int dir) -> int {
+        const int N = static_cast<int>(p.items.size());
+        if (N <= 0) {
+            return from;
+        }
+        for (int i = 1; i <= N; ++i) {
+            int idx = ((from + dir * i) % N + N) % N;
+            if (isVisible(p.items[idx])) {
+                return idx;
+            }
         }
         return from;
     }
 
     // --- Estat ---
-    static std::vector<Page> stack_;
-    static std::unique_ptr<Text> font_;
-    static float open_anim_{0.0F};   // 0 = tancat, 1 = obert
-    static float animated_h_{0.0F};  // alçada actual animada (smoothing cap al target visible)
-    static Uint32 last_ticks_{0};
-    static SDL_Scancode* capturing_{nullptr};  // != null → esperant tecla per assignar
-    static bool closing_{false};               // true mentre l'animació de tancament és en curs
+    static std::vector<Page> stack;
+    static std::unique_ptr<Text> font;
+    static float open_anim{0.0F};   // 0 = tancat, 1 = obert
+    static float animated_h{0.0F};  // alçada actual animada (smoothing cap al target visible)
+    static Uint32 last_ticks{0};
+    static SDL_Scancode* capturing{nullptr};  // != null → esperant tecla per assignar
+    static bool closing{false};               // true mentre l'animació de tancament és en curs
 
     // --- Transició entre pàgines ---
     static constexpr float TRANSITION_SPEED = 5.5F;  // ~180 ms
-    static Page transition_outgoing_{"", {}, 0};
-    static bool transition_active_{false};
-    static float transition_progress_{1.0F};
-    static int transition_dir_{+1};  // +1 endavant, -1 enrere
+    static Page transition_outgoing{.title = "", .items = {}, .cursor = 0, .subtitle = ""};
+    static bool transition_active{false};
+    static float transition_progress{1.0F};
+    static int transition_dir{+1};  // +1 endavant, -1 enrere
 
     // Helpers per triggerar transicions
-    static void pushPage(Page newPage) {
-        transition_outgoing_ = stack_.back();
-        stack_.push_back(std::move(newPage));
-        transition_active_ = true;
-        transition_progress_ = 0.0F;
-        transition_dir_ = +1;
+    static void pushPage(Page new_page) {
+        transition_outgoing = stack.back();
+        stack.push_back(std::move(new_page));
+        transition_active = true;
+        transition_progress = 0.0F;
+        transition_dir = +1;
     }
     static void popPage() {
-        transition_outgoing_ = stack_.back();
-        stack_.pop_back();
-        transition_active_ = true;
-        transition_progress_ = 0.0F;
-        transition_dir_ = -1;
+        transition_outgoing = stack.back();
+        stack.pop_back();
+        transition_active = true;
+        transition_progress = 0.0F;
+        transition_dir = -1;
     }
 
     // --- Helpers ---
 
-    static std::string yesNo(bool b) { return b ? Locale::get("menu.values.yes") : Locale::get("menu.values.no"); }
-    static std::string onOff(bool b) { return b ? Locale::get("menu.values.on") : Locale::get("menu.values.off"); }
+    static auto yesNo(bool b) -> std::string { return b ? Locale::get("menu.values.yes") : Locale::get("menu.values.no"); }
+    static auto onOff(bool b) -> std::string { return b ? Locale::get("menu.values.on") : Locale::get("menu.values.off"); }
 
     // --- Builders de pàgines ---
 
-    static Page buildVideo();
-    static Page buildAudio();
-    static Page buildControls();
-    static Page buildGame();
-    static Page buildSystem();
+    static auto buildVideo() -> Page;
+    static auto buildAudio() -> Page;
+    static auto buildControls() -> Page;
+    static auto buildGame() -> Page;
+    static auto buildSystem() -> Page;
 
-    static Page buildRoot() {
-        Page p{Locale::get("menu.titles.root"), {}, 0};
-        p.items.push_back({Locale::get("menu.items.video"), ItemKind::Submenu, nullptr, nullptr, [] { pushPage(buildVideo()); }, nullptr});
-        p.items.push_back({Locale::get("menu.items.audio"), ItemKind::Submenu, nullptr, nullptr, [] { pushPage(buildAudio()); }, nullptr});
-        p.items.push_back({Locale::get("menu.items.controls"), ItemKind::Submenu, nullptr, nullptr, [] { pushPage(buildControls()); }, nullptr});
-        p.items.push_back({Locale::get("menu.items.game"), ItemKind::Submenu, nullptr, nullptr, [] { pushPage(buildGame()); }, nullptr});
-        p.items.push_back({Locale::get("menu.items.system"), ItemKind::Submenu, nullptr, nullptr, [] { pushPage(buildSystem()); }, nullptr});
+    static auto buildRoot() -> Page {
+        Page p{.title = Locale::get("menu.titles.root"), .items = {}, .cursor = 0, .subtitle = ""};
+        p.items.push_back({Locale::get("menu.items.video"), ItemKind::SUBMENU, nullptr, nullptr, [] { pushPage(buildVideo()); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.audio"), ItemKind::SUBMENU, nullptr, nullptr, [] { pushPage(buildAudio()); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.controls"), ItemKind::SUBMENU, nullptr, nullptr, [] { pushPage(buildControls()); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.game"), ItemKind::SUBMENU, nullptr, nullptr, [] { pushPage(buildGame()); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.system"), ItemKind::SUBMENU, nullptr, nullptr, [] { pushPage(buildSystem()); }, nullptr});
         return p;
     }
 
-    static Page buildVideo() {
-        Page p{Locale::get("menu.titles.video"), {}, 0};
+    static auto buildVideo() -> Page {
+        Page p{.title = Locale::get("menu.titles.video"), .items = {}, .cursor = 0, .subtitle = ""};
 
         // Zoom i fullscreen: sense sentit a WASM (el navegador posseix el canvas)
 #ifndef __EMSCRIPTEN__
-        p.items.push_back({Locale::get("menu.items.zoom"), ItemKind::IntRange, [] {
+        p.items.push_back({Locale::get("menu.items.zoom"), ItemKind::INT_RANGE, [] {
                 char buf[16];
                 std::snprintf(buf, sizeof(buf), "%dX", Screen::get()->getZoom());
                 return std::string(buf); }, [](int dir) {
-                if (dir < 0) Screen::get()->decZoom();
-                else if (dir > 0) Screen::get()->incZoom(); }, nullptr, nullptr});
+                if (dir < 0) { Screen::get()->decZoom();
+                } else if (dir > 0) { Screen::get()->incZoom(); 
+} }, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.screen"), ItemKind::Toggle, [] { return std::string(Screen::get()->isFullscreen() ? Locale::get("menu.values.fullscreen") : Locale::get("menu.values.windowed")); }, [](int) { Screen::get()->toggleFullscreen(); }, nullptr, nullptr, nullptr});
+        p.items.push_back({Locale::get("menu.items.screen"), ItemKind::TOGGLE, [] { return std::string(Screen::get()->isFullscreen() ? Locale::get("menu.values.fullscreen") : Locale::get("menu.values.windowed")); }, [](int) { Screen::get()->toggleFullscreen(); }, nullptr, nullptr, nullptr});
 #endif
 
         // Opcions visuals generals (sempre visibles)
-        p.items.push_back({Locale::get("menu.items.aspect_4_3"), ItemKind::Toggle, [] { return yesNo(Options::video.aspect_ratio_4_3); }, [](int) { Screen::get()->toggleAspectRatio(); }, nullptr, nullptr, nullptr});
+        p.items.push_back({Locale::get("menu.items.aspect_4_3"), ItemKind::TOGGLE, [] { return yesNo(Options::video.aspect_ratio_4_3); }, [](int) { Screen::get()->toggleAspectRatio(); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.vsync"), ItemKind::Toggle, [] { return onOff(Options::video.vsync); }, [](int) { Screen::get()->toggleVSync(); }, nullptr, nullptr, nullptr});
+        p.items.push_back({Locale::get("menu.items.vsync"), ItemKind::TOGGLE, [] { return onOff(Options::video.vsync); }, [](int) { Screen::get()->toggleVSync(); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.scaling_mode"), ItemKind::Cycle, [] {
+        p.items.push_back({Locale::get("menu.items.scaling_mode"), ItemKind::CYCLE, [] {
                 switch (Options::video.scaling_mode) {
                     case Options::ScalingMode::DISABLED: return std::string(Locale::get("menu.values.scaling_disabled"));
                     case Options::ScalingMode::STRETCH: return std::string(Locale::get("menu.values.scaling_stretch"));
@@ -171,35 +177,33 @@ namespace Menu {
                 }
                 return std::string(Locale::get("menu.values.scaling_integer")); }, [](int dir) { Screen::get()->cycleScalingMode(dir); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.texture_filter"), ItemKind::Cycle, [] { return std::string(Options::video.texture_filter == Options::TextureFilter::LINEAR
+        p.items.push_back({Locale::get("menu.items.texture_filter"), ItemKind::CYCLE, [] { return std::string(Options::video.texture_filter == Options::TextureFilter::LINEAR
                                                                                                    ? Locale::get("menu.values.linear")
                                                                                                    : Locale::get("menu.values.nearest")); }, [](int dir) { Screen::get()->cycleTextureFilter(dir); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.internal_resolution"), ItemKind::IntRange, [] {
+        p.items.push_back({Locale::get("menu.items.internal_resolution"), ItemKind::INT_RANGE, [] {
                 char buf[16];
                 std::snprintf(buf, sizeof(buf), "%dX", Options::video.internal_resolution);
                 return std::string(buf); }, [](int dir) { Screen::get()->changeInternalResolution(dir); }, nullptr, nullptr, nullptr});
 
         // Bloc shaders: no disponible a WASM (NO_SHADERS, sense SDL3 GPU a WebGL2)
 #ifndef __EMSCRIPTEN__
-        p.items.push_back({Locale::get("menu.items.shader"), ItemKind::Toggle, [] { return onOff(Options::video.shader_enabled); }, [](int) { Screen::get()->toggleShaders(); }, nullptr, nullptr, nullptr});
+        p.items.push_back({Locale::get("menu.items.shader"), ItemKind::TOGGLE, [] { return onOff(Options::video.shader_enabled); }, [](int) { Screen::get()->toggleShaders(); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.shader_type"), ItemKind::Cycle, [] { return std::string(Screen::get()->getActiveShaderName()); }, [](int dir) {
-                if (dir < 0) Screen::get()->prevShaderType();
-                else Screen::get()->nextShaderType(); }, nullptr, nullptr, [] { return Options::video.shader_enabled; }});
+        p.items.push_back({Locale::get("menu.items.shader_type"), ItemKind::CYCLE, [] { return std::string(Screen::get()->getActiveShaderName()); }, [](int dir) {
+                if (dir < 0) { Screen::get()->prevShaderType();
+                } else { Screen::get()->nextShaderType(); 
+} }, nullptr, nullptr, [] { return Options::video.shader_enabled; }});
 
-        p.items.push_back({Locale::get("menu.items.preset"), ItemKind::Cycle, [] { return std::string(Screen::get()->getCurrentPresetName()); }, [](int dir) {
-                if (dir < 0) Screen::get()->prevPreset();
-                else Screen::get()->nextPreset(); }, nullptr, nullptr, [] { return Options::video.shader_enabled; }});
+        p.items.push_back({Locale::get("menu.items.preset"), ItemKind::CYCLE, [] { return std::string(Screen::get()->getCurrentPresetName()); }, [](int dir) {
+                if (dir < 0) { Screen::get()->prevPreset();
+                } else { Screen::get()->nextPreset(); 
+} }, nullptr, nullptr, [] { return Options::video.shader_enabled; }});
 
-        p.items.push_back({Locale::get("menu.items.supersampling"), ItemKind::Toggle, [] { return onOff(Options::video.supersampling); }, [](int) { Screen::get()->toggleSupersampling(); }, nullptr, nullptr, [] {
-                if (!Options::video.shader_enabled) return false;
-                const char* name = Screen::get()->getActiveShaderName();
-                return name && std::string(name) == "POSTFX"; }});
 #endif
 
         // Informació de render
-        p.items.push_back({Locale::get("menu.items.render_info"), ItemKind::Cycle, [] {
+        p.items.push_back({Locale::get("menu.items.render_info"), ItemKind::CYCLE, [] {
                 switch (Options::render_info.position) {
                     case Options::RenderInfoPosition::OFF: return std::string(Locale::get("menu.values.off"));
                     case Options::RenderInfoPosition::TOP: return std::string(Locale::get("menu.values.top"));
@@ -207,88 +211,92 @@ namespace Menu {
                 }
                 return std::string(Locale::get("menu.values.off")); }, [](int dir) { Overlay::cycleRenderInfo(dir); }, nullptr, nullptr, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.uptime"), ItemKind::Toggle, [] { return onOff(Options::render_info.show_time); }, [](int) { Options::render_info.show_time = !Options::render_info.show_time; }, nullptr, nullptr, [] { return Options::render_info.position != Options::RenderInfoPosition::OFF; }});
+        p.items.push_back({Locale::get("menu.items.uptime"), ItemKind::TOGGLE, [] { return onOff(Options::render_info.show_time); }, [](int) { Options::render_info.show_time = !Options::render_info.show_time; }, nullptr, nullptr, [] { return Options::render_info.position != Options::RenderInfoPosition::OFF; }});
 
         return p;
     }
 
     // Converteix volum 0..1 a percentatge i ho formata com "50%"
-    static std::string volPct(float v) {
-        int pct = static_cast<int>(v * 100.0F + 0.5F);
-        if (pct < 0) pct = 0;
-        if (pct > 100) pct = 100;
+    static auto volPct(float v) -> std::string {
+        int pct = static_cast<int>(std::lround(v * 100.0F));
+        pct = std::max(pct, 0);
+        pct = std::min(pct, 100);
         char buf[8];
         std::snprintf(buf, sizeof(buf), "%d%%", pct);
-        return std::string(buf);
+        return {buf};
     }
 
     // Canvi +/- d'un volum en steps de 0.05 (5%) amb clamping
     static void stepVolume(float& v, int dir) {
         v += (dir >= 0 ? 0.05F : -0.05F);
-        if (v < 0.0F) v = 0.0F;
-        if (v > 1.0F) v = 1.0F;
+        v = std::max(v, 0.0F);
+        v = std::min(v, 1.0F);
         Options::applyAudio();
     }
 
-    static Page buildControls() {
-        Page p{Locale::get("menu.titles.controls"), {}, 0};
-        p.items.push_back({Locale::get("menu.items.move_up"), ItemKind::KeyBind, nullptr, nullptr, nullptr, &Options::keys_game.up});
-        p.items.push_back({Locale::get("menu.items.move_down"), ItemKind::KeyBind, nullptr, nullptr, nullptr, &Options::keys_game.down});
-        p.items.push_back({Locale::get("menu.items.move_left"), ItemKind::KeyBind, nullptr, nullptr, nullptr, &Options::keys_game.left});
-        p.items.push_back({Locale::get("menu.items.move_right"), ItemKind::KeyBind, nullptr, nullptr, nullptr, &Options::keys_game.right});
-        p.items.push_back({Locale::get("menu.items.menu_key"), ItemKind::KeyBind, nullptr, nullptr, nullptr, KeyConfig::scancodePtr("menu_toggle")});
+    static auto buildControls() -> Page {
+        Page p{.title = Locale::get("menu.titles.controls"), .items = {}, .cursor = 0, .subtitle = ""};
+        p.items.push_back({Locale::get("menu.items.move_up"), ItemKind::KEY_BIND, nullptr, nullptr, nullptr, &Options::keys_game.up});
+        p.items.push_back({Locale::get("menu.items.move_down"), ItemKind::KEY_BIND, nullptr, nullptr, nullptr, &Options::keys_game.down});
+        p.items.push_back({Locale::get("menu.items.move_left"), ItemKind::KEY_BIND, nullptr, nullptr, nullptr, &Options::keys_game.left});
+        p.items.push_back({Locale::get("menu.items.move_right"), ItemKind::KEY_BIND, nullptr, nullptr, nullptr, &Options::keys_game.right});
+        p.items.push_back({Locale::get("menu.items.menu_key"), ItemKind::KEY_BIND, nullptr, nullptr, nullptr, KeyConfig::scancodePtr("menu_toggle")});
         return p;
     }
 
-    static Page buildAudio() {
-        Page p{Locale::get("menu.titles.audio"), {}, 0};
+    static auto buildAudio() -> Page {
+        Page p{.title = Locale::get("menu.titles.audio"), .items = {}, .cursor = 0, .subtitle = ""};
 
-        p.items.push_back({Locale::get("menu.items.master_enable"), ItemKind::Toggle, [] { return onOff(Options::audio.enabled); }, [](int) {
+        p.items.push_back({Locale::get("menu.items.master_enable"), ItemKind::TOGGLE, [] { return onOff(Options::audio.enabled); }, [](int) {
                 Options::audio.enabled = !Options::audio.enabled;
                 Options::applyAudio(); }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.master_volume"), ItemKind::IntRange, [] { return volPct(Options::audio.volume); }, [](int dir) { stepVolume(Options::audio.volume, dir); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.master_volume"), ItemKind::INT_RANGE, [] { return volPct(Options::audio.volume); }, [](int dir) { stepVolume(Options::audio.volume, dir); }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.music"), ItemKind::Toggle, [] { return onOff(Options::audio.music.enabled); }, [](int) {
+        p.items.push_back({Locale::get("menu.items.music"), ItemKind::TOGGLE, [] { return onOff(Options::audio.music.enabled); }, [](int) {
                 Options::audio.music.enabled = !Options::audio.music.enabled;
                 Options::applyAudio(); }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.music_volume"), ItemKind::IntRange, [] { return volPct(Options::audio.music.volume); }, [](int dir) { stepVolume(Options::audio.music.volume, dir); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.music_volume"), ItemKind::INT_RANGE, [] { return volPct(Options::audio.music.volume); }, [](int dir) { stepVolume(Options::audio.music.volume, dir); }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.sounds"), ItemKind::Toggle, [] { return onOff(Options::audio.sound.enabled); }, [](int) {
+        p.items.push_back({Locale::get("menu.items.sounds"), ItemKind::TOGGLE, [] { return onOff(Options::audio.sound.enabled); }, [](int) {
                 Options::audio.sound.enabled = !Options::audio.sound.enabled;
                 Options::applyAudio(); }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.sounds_volume"), ItemKind::IntRange, [] { return volPct(Options::audio.sound.volume); }, [](int dir) { stepVolume(Options::audio.sound.volume, dir); }, nullptr});
+        p.items.push_back({Locale::get("menu.items.sounds_volume"), ItemKind::INT_RANGE, [] { return volPct(Options::audio.sound.volume); }, [](int dir) { stepVolume(Options::audio.sound.volume, dir); }, nullptr});
 
         return p;
     }
 
-    static Page buildGame() {
-        Page p{Locale::get("menu.titles.game"), {}, 0};
+    static auto buildGame() -> Page {
+        Page p{.title = Locale::get("menu.titles.game"), .items = {}, .cursor = 0, .subtitle = ""};
 
-        p.items.push_back({Locale::get("menu.items.use_new_logo"), ItemKind::Toggle, [] { return yesNo(Options::game.use_new_logo); }, [](int) { Options::game.use_new_logo = !Options::game.use_new_logo; }, nullptr});
+        p.items.push_back({Locale::get("menu.items.use_new_logo"), ItemKind::TOGGLE, [] { return yesNo(Options::game.use_new_logo); }, [](int) { Options::game.use_new_logo = !Options::game.use_new_logo; }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.show_title_credits"), ItemKind::Toggle, [] { return yesNo(Options::game.show_title_credits); }, [](int) { Options::game.show_title_credits = !Options::game.show_title_credits; }, nullptr});
+        p.items.push_back({Locale::get("menu.items.show_title_credits"), ItemKind::TOGGLE, [] { return yesNo(Options::game.show_title_credits); }, [](int) { Options::game.show_title_credits = !Options::game.show_title_credits; }, nullptr});
 
-        p.items.push_back({Locale::get("menu.items.show_preload"), ItemKind::Toggle, [] { return yesNo(Options::game.show_preload); }, [](int) { Options::game.show_preload = !Options::game.show_preload; }, nullptr});
+        p.items.push_back({Locale::get("menu.items.show_preload"), ItemKind::TOGGLE, [] { return yesNo(Options::game.show_preload); }, [](int) { Options::game.show_preload = !Options::game.show_preload; }, nullptr});
 
         return p;
     }
 
-    static Page buildSystem() {
-        Page p{Locale::get("menu.titles.system"), {}, 0};
+    static auto buildSystem() -> Page {
+        Page p{.title = Locale::get("menu.titles.system"), .items = {}, .cursor = 0, .subtitle = ""};
         p.subtitle = std::string("v") + Texts::VERSION + " (" + Version::GIT_HASH + ")";
 
-        p.items.push_back({Locale::get("menu.items.restart"), ItemKind::Action, nullptr, nullptr, [] {
-                               if (Director::get()) Director::get()->requestRestart();
+        p.items.push_back({Locale::get("menu.items.restart"), ItemKind::ACTION, nullptr, nullptr, [] {
+                               if (Director::get()) {
+                                   Director::get()->requestRestart();
+                               }
                            },
             nullptr,
             nullptr});
 
 #ifndef __EMSCRIPTEN__
-        p.items.push_back({Locale::get("menu.items.exit_game"), ItemKind::Action, nullptr, nullptr, [] {
-                               if (Director::get()) Director::get()->requestQuit();
+        p.items.push_back({Locale::get("menu.items.exit_game"), ItemKind::ACTION, nullptr, nullptr, [] {
+                               if (Director::get()) {
+                                   Director::get()->requestQuit();
+                               }
                            },
             nullptr,
             nullptr});
@@ -301,34 +309,42 @@ namespace Menu {
 
     // Alpha blending per pixel sobre el buffer ARGB (ABGR en memòria)
     static void blendRect(Uint32* buf, int x, int y, int w, int h, Uint32 src_argb, Uint8 src_alpha) {
-        const Uint8 sa = src_alpha;
-        const Uint8 sr = src_argb & 0xFF;
-        const Uint8 sg = (src_argb >> 8) & 0xFF;
-        const Uint8 sb = (src_argb >> 16) & 0xFF;
-        const Uint8 inv = 255 - sa;
+        const Uint8 SA = src_alpha;
+        const Uint8 SR = src_argb & 0xFF;
+        const Uint8 SG = (src_argb >> 8) & 0xFF;
+        const Uint8 SB = (src_argb >> 16) & 0xFF;
+        const Uint8 INV = 255 - SA;
         for (int row = y; row < y + h; row++) {
-            if (row < 0 || row >= SCREEN_H) continue;
+            if (row < 0 || row >= SCREEN_H) {
+                continue;
+            }
             for (int col = x; col < x + w; col++) {
-                if (col < 0 || col >= SCREEN_W) continue;
-                Uint32* p = &buf[col + row * SCREEN_W];
+                if (col < 0 || col >= SCREEN_W) {
+                    continue;
+                }
+                Uint32* p = &buf[col + (row * SCREEN_W)];
                 Uint32 dst = *p;
                 Uint8 dr = dst & 0xFF;
                 Uint8 dg = (dst >> 8) & 0xFF;
                 Uint8 db = (dst >> 16) & 0xFF;
-                Uint8 r = (sr * sa + dr * inv) / 255;
-                Uint8 g = (sg * sa + dg * inv) / 255;
-                Uint8 b = (sb * sa + db * inv) / 255;
-                *p = 0xFF000000u | (static_cast<Uint32>(b) << 16) | (static_cast<Uint32>(g) << 8) | r;
+                Uint8 r = (SR * SA + dr * INV) / 255;
+                Uint8 g = (SG * SA + dg * INV) / 255;
+                Uint8 b = (SB * SA + db * INV) / 255;
+                *p = 0xFF000000U | (static_cast<Uint32>(b) << 16) | (static_cast<Uint32>(g) << 8) | r;
             }
         }
     }
 
     static void fillRect(Uint32* buf, int x, int y, int w, int h, Uint32 color) {
         for (int row = y; row < y + h; row++) {
-            if (row < 0 || row >= SCREEN_H) continue;
+            if (row < 0 || row >= SCREEN_H) {
+                continue;
+            }
             for (int col = x; col < x + w; col++) {
-                if (col < 0 || col >= SCREEN_W) continue;
-                buf[col + row * SCREEN_W] = color;
+                if (col < 0 || col >= SCREEN_W) {
+                    continue;
+                }
+                buf[col + (row * SCREEN_W)] = color;
             }
         }
     }
@@ -343,12 +359,9 @@ namespace Menu {
     // Mida final de la caixa segons el nombre d'items *visibles*.
     // body = (N-1) * ITEM_SPACING + charH — així BOTTOM_PAD és el buit real
     // sota el text del darrer ítem, no un buit extra per sobre d'un "slot" buit.
-    static int boxHeight(const Page& page) {
-        int n = 0;
-        for (const auto& it : page.items) {
-            if (isVisible(it)) ++n;
-        }
-        int body = (n == 0) ? 8 : (n - 1) * ITEM_SPACING + 8;
+    static auto boxHeight(const Page& page) -> int {
+        const int N = static_cast<int>(std::count_if(page.items.begin(), page.items.end(), [](const auto& it) { return isVisible(it); }));
+        int body = (N == 0) ? 8 : ((N - 1) * ITEM_SPACING) + 8;
         int header = HEADER_H + (page.subtitle.empty() ? 0 : SUBTITLE_H);
         return header + body + BOTTOM_PAD;
     }
@@ -356,94 +369,104 @@ namespace Menu {
     // --- API pública ---
 
     void init() {
-        font_ = std::make_unique<Text>("fonts/8bithud.fnt", "fonts/8bithud.gif");
-        stack_.clear();
-        open_anim_ = 0.0F;
-        closing_ = false;
-        last_ticks_ = SDL_GetTicks();
+        font = std::make_unique<Text>("fonts/8bithud.fnt", "fonts/8bithud.gif");
+        stack.clear();
+        open_anim = 0.0F;
+        closing = false;
+        last_ticks = SDL_GetTicks();
     }
 
     void destroy() {
-        font_.reset();
-        stack_.clear();
-        closing_ = false;
+        font.reset();
+        stack.clear();
+        closing = false;
     }
 
     // "Actiu": accepta input. Durant l'animació de tancament la pila encara
     // té pàgines però ja no ha de processar tecles.
     auto isOpen() -> bool {
-        return !stack_.empty() && !closing_;
+        return !stack.empty() && !closing;
     }
 
     // "Visible": encara hi ha caixa per pintar (incloent close animation).
     auto isVisible() -> bool {
-        return !stack_.empty();
+        return !stack.empty();
     }
 
     void toggle() {
-        if (closing_ && !stack_.empty()) {
+        if (closing && !stack.empty()) {
             // Cancel·la el tancament en curs — continua l'animació cap a "obert"
-            // des del valor actual d'open_anim_.
-            closing_ = false;
-            last_ticks_ = SDL_GetTicks();
+            // des del valor actual d'open_anim.
+            closing = false;
+            last_ticks = SDL_GetTicks();
             return;
         }
         if (isOpen()) {
             close();
         } else {
-            stack_.push_back(buildRoot());
-            open_anim_ = 0.0F;
-            closing_ = false;
-            animated_h_ = static_cast<float>(boxHeight(stack_.back()));
-            last_ticks_ = SDL_GetTicks();
+            stack.push_back(buildRoot());
+            open_anim = 0.0F;
+            closing = false;
+            animated_h = static_cast<float>(boxHeight(stack.back()));
+            last_ticks = SDL_GetTicks();
         }
     }
 
-    // close() no buida la pila immediatament: marca closing_ i deixa que
-    // render() faça decréixer open_anim_ fins a 0. En aquell moment es neteja
+    // close() no buida la pila immediatament: marca closing i deixa que
+    // render() faça decréixer open_anim fins a 0. En aquell moment es neteja
     // l'estat. Si es crida estant ja tancat o tancant-se, no-op.
     void close() {
-        if (stack_.empty() || closing_) return;
-        closing_ = true;
-        capturing_ = nullptr;
-        transition_active_ = false;
-        transition_progress_ = 1.0F;
-        last_ticks_ = SDL_GetTicks();
+        if (stack.empty() || closing) {
+            return;
+        }
+        closing = true;
+        capturing = nullptr;
+        transition_active = false;
+        transition_progress = 1.0F;
+        last_ticks = SDL_GetTicks();
     }
 
     auto isCapturing() -> bool {
-        return capturing_ != nullptr;
+        return capturing != nullptr;
     }
 
     void captureKey(SDL_Scancode sc) {
-        if (!capturing_) return;
+        if (capturing == nullptr) {
+            return;
+        }
         if (sc == SDL_SCANCODE_ESCAPE) {
             // Cancel·la
-            capturing_ = nullptr;
+            capturing = nullptr;
             return;
         }
-        *capturing_ = sc;
-        capturing_ = nullptr;
+        *capturing = sc;
+        capturing = nullptr;
     }
 
-    void handleKey(SDL_Scancode sc) {
-        if (!isOpen()) return;
-        Page& page = stack_.back();
-        if (page.items.empty()) {
-            // Pàgina buida — només backspace surt
-            if (sc == SDL_SCANCODE_BACKSPACE) {
-                if (stack_.size() > 1)
-                    popPage();
-                else
-                    close();
+    static void backOrClose() {
+        if (stack.size() > 1) {
+            popPage();
+        } else {
+            close();
+        }
+    }
+
+    // Activació d'un ítem (RETURN/KP_ENTER): SUBMENU/ACTION criden enter,
+    // KEY_BIND inicia captura, la resta avança change(+1).
+    static void activateItem(Item& item) {
+        if (item.kind == ItemKind::SUBMENU || item.kind == ItemKind::ACTION) {
+            if (item.enter) {
+                item.enter();
             }
-            return;
-        }
-        // Si el cursor està sobre un ítem ocultat (p. ex. una acció anterior el va ocultar),
-        // reubica'l al pròxim visible abans de processar l'entrada.
-        if (!isVisible(page.items[page.cursor])) {
-            page.cursor = nextVisibleCursor(page, page.cursor, +1);
+        } else if (item.kind == ItemKind::KEY_BIND) {
+            capturing = item.scancode;
+        } else if (item.change) {
+            item.change(+1);
         }
+    }
+
+    static void applyKeyToItem(Page& page, SDL_Scancode sc) {
+        Item& item = page.items[page.cursor];
         switch (sc) {
             case SDL_SCANCODE_UP:
                 page.cursor = nextVisibleCursor(page, page.cursor, -1);
@@ -452,59 +475,66 @@ namespace Menu {
                 page.cursor = nextVisibleCursor(page, page.cursor, +1);
                 break;
             case SDL_SCANCODE_LEFT:
-                if (page.items[page.cursor].kind != ItemKind::Submenu &&
-                    page.items[page.cursor].change) {
-                    page.items[page.cursor].change(-1);
+                if (item.kind != ItemKind::SUBMENU && item.change) {
+                    item.change(-1);
                 }
                 break;
             case SDL_SCANCODE_RIGHT:
-                if (page.items[page.cursor].kind != ItemKind::Submenu &&
-                    page.items[page.cursor].change) {
-                    page.items[page.cursor].change(+1);
+                if (item.kind != ItemKind::SUBMENU && item.change) {
+                    item.change(+1);
                 }
                 break;
             case SDL_SCANCODE_RETURN:
             case SDL_SCANCODE_KP_ENTER:
-                if (page.items[page.cursor].kind == ItemKind::Submenu ||
-                    page.items[page.cursor].kind == ItemKind::Action) {
-                    if (page.items[page.cursor].enter) page.items[page.cursor].enter();
-                } else if (page.items[page.cursor].kind == ItemKind::KeyBind) {
-                    capturing_ = page.items[page.cursor].scancode;
-                } else if (page.items[page.cursor].change) {
-                    page.items[page.cursor].change(+1);
-                }
+                activateItem(item);
                 break;
             case SDL_SCANCODE_BACKSPACE:
-                if (stack_.size() > 1)
-                    popPage();
-                else
-                    close();
+                backOrClose();
                 break;
             default:
                 break;
         }
-        // Després de qualsevol acció, si el cursor quedara sobre un ítem ocult
-        // (possible si una acció ha canviat la visibilitat pròpia de l'ítem actual,
-        // edge case defensiu), salta al següent visible.
-        if (!stack_.empty()) {
-            Page& top = stack_.back();
+    }
+
+    void handleKey(SDL_Scancode sc) {
+        if (!isOpen()) {
+            return;
+        }
+        Page& page = stack.back();
+        if (page.items.empty()) {
+            if (sc == SDL_SCANCODE_BACKSPACE) {
+                backOrClose();
+            }
+            return;
+        }
+        if (!isVisible(page.items[page.cursor])) {
+            page.cursor = nextVisibleCursor(page, page.cursor, +1);
+        }
+        applyKeyToItem(page, sc);
+        // Defensa: si una acció ha amagat l'ítem que tenim sota el cursor,
+        // saltem al pròxim visible.
+        if (!stack.empty()) {
+            Page& top = stack.back();
             if (!top.items.empty() && !isVisible(top.items[top.cursor])) {
                 top.cursor = nextVisibleCursor(top, top.cursor, +1);
             }
         }
     }
 
+    // Forward decl: renderOneItem viu sota renderPageContent però aquest l'ha de cridar.
+    static void renderOneItem(Uint32* pixel_data, const Item& item, bool selected, int box_x, int y, int x_offset, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max);
+
     // Dibuixa el contingut d'una pàgina amb un offset horitzontal i un rang de clip.
     // box_x/box_y són les coordenades de la caixa (per calcular posicions relatives);
     // clip_x_min/clip_x_max limiten on es dibuixa text i la línia separadora.
     static void renderPageContent(Uint32* pixel_data, const Page& page, int box_x, int box_y, int x_offset, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) {
         // Títol
-        int title_w = font_->width(page.title);
-        int title_x = box_x + (BOX_W - title_w) / 2 + x_offset;
-        font_->drawClipped(pixel_data, title_x, box_y + TITLE_PAD_Y, page.title, TITLE_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+        int title_w = font->width(page.title);
+        int title_x = box_x + ((BOX_W - title_w) / 2) + x_offset;
+        font->drawClipped(pixel_data, title_x, box_y + TITLE_PAD_Y, page.title, TITLE_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
 
         // Línia sota el títol (també lliscada) — clippada manualment
-        int title_line_y = box_y + TITLE_PAD_Y + font_->charHeight() + 2;
+        int title_line_y = box_y + TITLE_PAD_Y + font->charHeight() + 2;
         if (title_line_y >= clip_y_min && title_line_y < clip_y_max) {
             int line_x = box_x + 4 + x_offset;
             int line_w = BOX_W - 8;
@@ -518,151 +548,186 @@ namespace Menu {
         // Subtítol opcional (sota la línia del títol, abans dels items)
         int items_y = title_line_y + 4;
         if (!page.subtitle.empty()) {
-            int sub_w = font_->width(page.subtitle.c_str());
-            int sub_x = box_x + (BOX_W - sub_w) / 2 + x_offset;
-            font_->drawClipped(pixel_data, sub_x, items_y, page.subtitle.c_str(), LABEL_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            int sub_w = font->width(page.subtitle.c_str());
+            int sub_x = box_x + ((BOX_W - sub_w) / 2) + x_offset;
+            font->drawClipped(pixel_data, sub_x, items_y, page.subtitle.c_str(), LABEL_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
             items_y += SUBTITLE_H;
         }
         // Compta visibles — si cap, dibuixa placeholder (caixa totalment col·lapsada però oberta)
-        int visible_count = 0;
-        for (const auto& it : page.items)
-            if (isVisible(it)) ++visible_count;
-        if (visible_count == 0) {
+        const int VISIBLE_COUNT = static_cast<int>(std::count_if(page.items.begin(), page.items.end(), [](const auto& it) { return isVisible(it); }));
+        if (VISIBLE_COUNT == 0) {
             const char* empty_text = Locale::get("menu.values.empty");
-            int ew = font_->width(empty_text);
-            font_->drawClipped(pixel_data, box_x + (BOX_W - ew) / 2 + x_offset, items_y + 2, empty_text, EMPTY_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            int ew = font->width(empty_text);
+            font->drawClipped(pixel_data, box_x + ((BOX_W - ew) / 2) + x_offset, items_y + 2, empty_text, EMPTY_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
             return;
         }
 
-        int y_slot = 0;  // índex de fila visible (independent de l'índex real de l'ítem)
+        int y_slot = 0;
         for (size_t i = 0; i < page.items.size(); i++) {
             const Item& item = page.items[i];
-            if (!isVisible(item)) continue;
-            int y = items_y + y_slot * ITEM_SPACING;
-            ++y_slot;
-            bool selected = (static_cast<int>(i) == page.cursor);
-            Uint32 label_color = selected ? CURSOR_COLOR : LABEL_COLOR;
-
-            // Action: sense valor a la dreta — centrem el label amb el cursor just a l'esquerra.
-            if (item.kind == ItemKind::Action) {
-                int lw = font_->width(item.label);
-                int lx = box_x + (BOX_W - lw) / 2 + x_offset;
-                if (selected) {
-                    font_->drawClipped(pixel_data, lx - font_->width("> "), y, ">", CURSOR_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-                }
-                font_->drawClipped(pixel_data, lx, y, item.label, label_color, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            if (!isVisible(item)) {
                 continue;
             }
-
-            if (selected) {
-                font_->drawClipped(pixel_data, box_x + 4 + x_offset, y, ">", CURSOR_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-            }
-
-            font_->drawClipped(pixel_data, box_x + ITEM_PAD_X + x_offset, y, item.label, label_color, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-
-            if (item.kind == ItemKind::Submenu) {
-                const char* arrow = ">>";
-                int aw = font_->width(arrow);
-                Uint32 ac = selected ? CURSOR_COLOR : VALUE_COLOR;
-                font_->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - aw + x_offset, y, arrow, ac, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-            } else if (item.kind == ItemKind::KeyBind) {
-                bool this_capturing = (capturing_ == item.scancode);
-                const char* text = this_capturing ? Locale::get("menu.values.press_key") : (item.scancode ? SDL_GetScancodeName(*item.scancode) : "");
-                if (!text || !*text) text = Locale::get("menu.values.unknown");
-                int tw = font_->width(text);
-                Uint32 tc = this_capturing ? 0xFF00FFFF : (selected ? CURSOR_COLOR : VALUE_COLOR);
-                font_->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - tw + x_offset, y, text, tc, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-            } else if (item.getValue) {
-                std::string value = item.getValue();
-                int value_w = font_->width(value.c_str());
-                Uint32 value_color = selected ? CURSOR_COLOR : VALUE_COLOR;
-                font_->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - value_w + x_offset, y, value.c_str(), value_color, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
-            }
+            const int Y = items_y + (y_slot * ITEM_SPACING);
+            ++y_slot;
+            const bool SELECTED = (static_cast<int>(i) == page.cursor);
+            renderOneItem(pixel_data, item, SELECTED, box_x, Y, x_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
         }
     }
 
+    static auto keybindText(const Item& item, bool this_capturing) -> const char* {
+        const char* text = nullptr;
+        if (this_capturing) {
+            text = Locale::get("menu.values.press_key");
+        } else if (item.scancode != nullptr) {
+            text = SDL_GetScancodeName(*item.scancode);
+        } else {
+            text = "";
+        }
+        if ((text == nullptr) || (*text == 0)) {
+            text = Locale::get("menu.values.unknown");
+        }
+        return text;
+    }
+
+    static void renderActionItem(Uint32* pixel_data, const Item& item, bool selected, int box_x, int y, int x_offset, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) {
+        const Uint32 LABEL_COLOR_LOCAL = selected ? CURSOR_COLOR : LABEL_COLOR;
+        const int LW = font->width(item.label);
+        const int LX = box_x + ((BOX_W - LW) / 2) + x_offset;
+        if (selected) {
+            font->drawClipped(pixel_data, LX - font->width("> "), y, ">", CURSOR_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+        }
+        font->drawClipped(pixel_data, LX, y, item.label, LABEL_COLOR_LOCAL, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+    }
+
+    static auto keybindColor(bool this_capturing, bool selected) -> Uint32 {
+        if (this_capturing) {
+            return 0xFF00FFFF;
+        }
+        return selected ? CURSOR_COLOR : VALUE_COLOR;
+    }
+
+    static void renderItemValue(Uint32* pixel_data, const Item& item, bool selected, int box_x, int y, int x_offset, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) {
+        if (item.kind == ItemKind::SUBMENU) {
+            const char* arrow = ">>";
+            const int AW = font->width(arrow);
+            const Uint32 AC = selected ? CURSOR_COLOR : VALUE_COLOR;
+            font->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - AW + x_offset, y, arrow, AC, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            return;
+        }
+        if (item.kind == ItemKind::KEY_BIND) {
+            const bool THIS_CAPTURING = (capturing == item.scancode);
+            const char* text = keybindText(item, THIS_CAPTURING);
+            const int TW = font->width(text);
+            const Uint32 TC = keybindColor(THIS_CAPTURING, selected);
+            font->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - TW + x_offset, y, text, TC, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            return;
+        }
+        if (item.get_value) {
+            const std::string VALUE = item.get_value();
+            const int VALUE_W = font->width(VALUE.c_str());
+            const Uint32 VALUE_COLOR_LOCAL = selected ? CURSOR_COLOR : VALUE_COLOR;
+            font->drawClipped(pixel_data, box_x + BOX_W - ITEM_PAD_X - VALUE_W + x_offset, y, VALUE.c_str(), VALUE_COLOR_LOCAL, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+        }
+    }
+
+    static void renderOneItem(Uint32* pixel_data, const Item& item, bool selected, int box_x, int y, int x_offset, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) {
+        if (item.kind == ItemKind::ACTION) {
+            renderActionItem(pixel_data, item, selected, box_x, y, x_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            return;
+        }
+        const Uint32 LABEL_COLOR_LOCAL = selected ? CURSOR_COLOR : LABEL_COLOR;
+        if (selected) {
+            font->drawClipped(pixel_data, box_x + 4 + x_offset, y, ">", CURSOR_COLOR, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+        }
+        font->drawClipped(pixel_data, box_x + ITEM_PAD_X + x_offset, y, item.label, LABEL_COLOR_LOCAL, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+        renderItemValue(pixel_data, item, selected, box_x, y, x_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+    }
+
     void render(Uint32* pixel_data) {
-        if (!isVisible() || !font_ || !pixel_data) return;
+        if (!isVisible() || !font || (pixel_data == nullptr)) {
+            return;
+        }
 
         // Delta time
         Uint32 now = SDL_GetTicks();
-        float dt = static_cast<float>(now - last_ticks_) / 1000.0F;
-        last_ticks_ = now;
-        if (closing_) {
-            open_anim_ -= CLOSE_SPEED * dt;
-            if (open_anim_ <= 0.0F) {
+        float dt = static_cast<float>(now - last_ticks) / 1000.0F;
+        last_ticks = now;
+        if (closing) {
+            open_anim -= CLOSE_SPEED * dt;
+            if (open_anim <= 0.0F) {
                 // Animació de tancament completada — buida l'estat de veritat.
-                open_anim_ = 0.0F;
-                stack_.clear();
-                animated_h_ = 0.0F;
-                closing_ = false;
+                open_anim = 0.0F;
+                stack.clear();
+                animated_h = 0.0F;
+                closing = false;
                 return;
             }
-        } else if (open_anim_ < 1.0F) {
-            open_anim_ += OPEN_SPEED * dt;
-            if (open_anim_ > 1.0F) open_anim_ = 1.0F;
+        } else if (open_anim < 1.0F) {
+            open_anim += OPEN_SPEED * dt;
+            open_anim = std::min(open_anim, 1.0F);
         }
 
         // Avança transició
-        if (transition_active_) {
-            transition_progress_ += TRANSITION_SPEED * dt;
-            if (transition_progress_ >= 1.0F) {
-                transition_progress_ = 1.0F;
-                transition_active_ = false;
+        if (transition_active) {
+            transition_progress += TRANSITION_SPEED * dt;
+            if (transition_progress >= 1.0F) {
+                transition_progress = 1.0F;
+                transition_active = false;
             }
         }
 
-        const Page& page = stack_.back();
-        const int current_h = boxHeight(page);
+        const Page& page = stack.back();
+        const int CURRENT_H = boxHeight(page);
 
         // Smoothing exponencial de l'alçada cap al target (pàgina actual + ítems visibles).
         // Permet que el menú reaccione amb animació quan una opció canvia la visibilitat
         // d'altres ítems en calent (p. ex. shader=off → shader_type/preset/supersampling).
-        if (animated_h_ <= 0.0F) {
-            animated_h_ = static_cast<float>(current_h);
+        if (animated_h <= 0.0F) {
+            animated_h = static_cast<float>(CURRENT_H);
         } else {
-            float diff = static_cast<float>(current_h) - animated_h_;
+            float diff = static_cast<float>(CURRENT_H) - animated_h;
             if (std::fabs(diff) < 0.5F) {
-                animated_h_ = static_cast<float>(current_h);
+                animated_h = static_cast<float>(CURRENT_H);
             } else {
                 float t = HEIGHT_RATE * dt;
-                if (t > 1.0F) t = 1.0F;
-                animated_h_ += diff * t;
+                t = std::min(t, 1.0F);
+                animated_h += diff * t;
             }
         }
 
-        float eased = Easing::outQuad(open_anim_);
+        float eased = Easing::outQuad(open_anim);
 
         // Calcula alçada (amb transició si escau)
-        int target_h = static_cast<int>(animated_h_);
-        if (transition_active_) {
-            int outgoing_h = boxHeight(transition_outgoing_);
-            float tp = Easing::outQuad(transition_progress_);
-            target_h = Easing::lerpInt(outgoing_h, static_cast<int>(animated_h_), tp);
+        int target_h = static_cast<int>(animated_h);
+        if (transition_active) {
+            int outgoing_h = boxHeight(transition_outgoing);
+            float tp = Easing::outQuad(transition_progress);
+            target_h = Easing::lerpInt(outgoing_h, static_cast<int>(animated_h), tp);
         }
 
         // Caixa creix verticalment durant l'obertura
         int box_h = static_cast<int>(target_h * eased);
-        if (box_h < 2) box_h = 2;
+        box_h = std::max(box_h, 2);
         int box_x = (SCREEN_W - BOX_W) / 2;
         int box_y = (SCREEN_H - box_h) / 2;
 
         // Fons semi-transparent (alpha escalat per l'animació d'obertura)
-        Uint8 alpha = static_cast<Uint8>(BG_ALPHA * eased);
+        auto alpha = static_cast<Uint8>(BG_ALPHA * eased);
         blendRect(pixel_data, box_x, box_y, BOX_W, box_h, BG_COLOR, alpha);
 
         // El contingut només apareix quan la caixa és prou gran
-        if (open_anim_ >= 0.9F) {
+        if (open_anim >= 0.9F) {
             int clip_x_min = box_x + 1;
             int clip_x_max = box_x + BOX_W - 1;
             int clip_y_min = box_y + 1;
             int clip_y_max = box_y + box_h - 1;
 
-            if (transition_active_) {
-                float tp = Easing::outQuad(transition_progress_);
-                int out_offset = static_cast<int>(-transition_dir_ * BOX_W * tp);
-                int new_offset = static_cast<int>(transition_dir_ * BOX_W * (1.0F - tp));
-                renderPageContent(pixel_data, transition_outgoing_, box_x, box_y, out_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
+            if (transition_active) {
+                float tp = Easing::outQuad(transition_progress);
+                int out_offset = static_cast<int>(-transition_dir * BOX_W * tp);
+                int new_offset = static_cast<int>(transition_dir * BOX_W * (1.0F - tp));
+                renderPageContent(pixel_data, transition_outgoing, box_x, box_y, out_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
                 renderPageContent(pixel_data, page, box_x, box_y, new_offset, clip_x_min, clip_x_max, clip_y_min, clip_y_max);
             } else {
                 renderPageContent(pixel_data, page, box_x, box_y, 0, clip_x_min, clip_x_max, clip_y_min, clip_y_max);

source/core/rendering/overlay.cpp

@@ -14,7 +14,7 @@
 
 namespace Overlay {
 
-    static std::unique_ptr<Text> font_;
+    static std::unique_ptr<Text> font;
 
     // --- Aspecte de la notificació ---
     static constexpr Uint32 NOTIF_BG_COLOR = 0xFF2E1A1A;    // Fons blau fosc (ABGR)
@@ -33,7 +33,7 @@ namespace Overlay {
 
     // --- Estat de les notificacions ---
 
-    enum class Status { RISING,
+    enum class Status : std::uint8_t { RISING,
         STAY,
         VANISHING,
         FINISHED };
@@ -52,12 +52,12 @@ namespace Overlay {
         int box_h{0};  // Alçada de la caixa (calculat al crear)
     };
 
-    static std::vector<Notification> notifications_;
-    static Uint32 last_ticks_ = 0;
+    static std::vector<Notification> notifications;
+    static Uint32 last_ticks = 0;
 
     // --- Render info ---
-    static Options::RenderInfoPosition info_visible_pos_ = Options::RenderInfoPosition::OFF;
-    static float info_anim_ = 0.0F;  // 0 = fora de pantalla, 1 = posició final
+    static Options::RenderInfoPosition info_visible_pos = Options::RenderInfoPosition::OFF;
+    static float info_anim = 0.0F;  // 0 = fora de pantalla, 1 = posició final
     static constexpr float INFO_SLIDE_SPEED = 5.0F;
 
     // Segments del render info — cadascú amb la seva pròpia visibilitat animada
@@ -69,17 +69,17 @@ namespace Overlay {
         bool visible{false};
         bool mono_digits{false};  // si true, dígits amb amplada fixa (la resta natural)
     };
-    static InfoSegment info_segments_[INFO_SEGMENT_COUNT];
+    static InfoSegment info_segments[INFO_SEGMENT_COUNT];
 
     // --- Crèdits cinematogràfics ---
     // Usen el sistema de notificacions en posició TOP_CENTER_DROP.
-    enum class CreditsPhase { IDLE,
+    enum class CreditsPhase : std::uint8_t { IDLE,
         DELAY,
         PLAYING_1,
         GAP,
         PLAYING_2 };
-    static CreditsPhase credits_phase_ = CreditsPhase::IDLE;
-    static float credits_timer_ = 0.0F;  // segons dins la phase actual
+    static CreditsPhase credits_phase = CreditsPhase::IDLE;
+    static float credits_timer = 0.0F;  // segons dins la phase actual
     static constexpr float CREDITS_DELAY = 2.0F;
     static constexpr float CREDITS_GAP = 0.4F;
     static constexpr float CREDITS_HOLD = 7.5F;
@@ -87,281 +87,268 @@ namespace Overlay {
     static constexpr Uint32 CREDITS_FG = NOTIF_TEXT_COLOR;  // mateix cian
 
     // --- Doble ESC per a eixir ---
-    static bool esc_waiting_ = false;
+    static bool esc_waiting = false;
 
     void init() {
-        font_ = std::make_unique<Text>("fonts/8bithud.fnt", "fonts/8bithud.gif");
-        last_ticks_ = SDL_GetTicks();
+        font = std::make_unique<Text>("fonts/8bithud.fnt", "fonts/8bithud.gif");
+        last_ticks = SDL_GetTicks();
     }
 
     void destroy() {
-        font_.reset();
-        notifications_.clear();
+        font.reset();
+        notifications.clear();
     }
 
     // Pinta un rectangle sòlid dins els límits de la pantalla
     static void drawRect(Uint32* pixel_data, int rx, int ry, int rw, int rh, Uint32 color) {
         for (int row = ry; row < ry + rh; row++) {
-            if (row < 0 || row >= SCREEN_H) continue;
+            if (row < 0 || row >= SCREEN_H) {
+                continue;
+            }
             for (int col = rx; col < rx + rw; col++) {
-                if (col < 0 || col >= SCREEN_W) continue;
-                pixel_data[col + row * SCREEN_W] = color;
+                if (col < 0 || col >= SCREEN_W) {
+                    continue;
+                }
+                pixel_data[col + (row * SCREEN_W)] = color;
             }
         }
     }
 
+    static void updateNotifFsm(Notification& notif, float dt) {
+        switch (notif.status) {
+            case Status::RISING:
+                notif.anim += SLIDE_SPEED * dt;
+                if (notif.anim >= 1.0F) {
+                    notif.anim = 1.0F;
+                    notif.status = Status::STAY;
+                    notif.timer = 0.0F;
+                }
+                break;
+            case Status::STAY:
+                notif.timer += dt;
+                if (notif.timer >= notif.duration) {
+                    notif.status = Status::VANISHING;
+                }
+                break;
+            case Status::VANISHING:
+                notif.anim -= SLIDE_SPEED * dt;
+                if (notif.anim <= 0.0F) {
+                    notif.status = Status::FINISHED;
+                }
+                break;
+            case Status::FINISHED:
+                break;
+        }
+    }
+
+    static void computeNotifBoxPos(const Notification& notif, int& box_x, int& box_y) {
+        switch (notif.pos) {
+            case NotifPosition::TOP_LEFT_SLIDE:
+                box_x = NOTIF_MARGIN_X - static_cast<int>((1.0F - notif.anim) * (notif.box_w + NOTIF_MARGIN_X));
+                box_y = NOTIF_MARGIN_Y;
+                break;
+            case NotifPosition::TOP_CENTER_DROP:
+                box_x = (SCREEN_W - notif.box_w) / 2;
+                box_y = NOTIF_MARGIN_Y - static_cast<int>((1.0F - notif.anim) * (notif.box_h + NOTIF_MARGIN_Y));
+                break;
+        }
+    }
+
+    static void drawNotifTextLine(Uint32* pixel_data, const std::string& line, int line_x, int line_y, const Notification& notif) {
+        if (notif.style == NotifStyle::SHADOW) {
+            font->draw(pixel_data, line_x + 1, line_y + 1, line.c_str(), notif.accent_color);
+        } else if (notif.style == NotifStyle::OUTLINE) {
+            font->draw(pixel_data, line_x, line_y - 1, line.c_str(), notif.accent_color);
+            font->draw(pixel_data, line_x, line_y + 1, line.c_str(), notif.accent_color);
+            font->draw(pixel_data, line_x - 1, line_y, line.c_str(), notif.accent_color);
+            font->draw(pixel_data, line_x + 1, line_y, line.c_str(), notif.accent_color);
+        }
+        font->draw(pixel_data, line_x, line_y, line.c_str(), notif.text_color);
+    }
+
+    static void renderOneNotification(Uint32* pixel_data, const Notification& notif) {
+        int box_x = 0;
+        int box_y = 0;
+        computeNotifBoxPos(notif, box_x, box_y);
+        if (notif.style == NotifStyle::BOX) {
+            drawRect(pixel_data, box_x, box_y, notif.box_w, notif.box_h, notif.accent_color);
+        }
+        const int LINE_H = font->charHeight();
+        int line_y = box_y + NOTIF_PADDING_V;
+        for (const auto& line : notif.lines) {
+            const int LINE_W = font->width(line.c_str());
+            const int LINE_X = box_x + ((notif.box_w - LINE_W) / 2);
+            drawNotifTextLine(pixel_data, line, LINE_X, line_y, notif);
+            line_y += LINE_H + 1;
+        }
+    }
+
+    static void updateRenderInfoFsm(float dt) {
+        const auto DESIRED = Options::render_info.position;
+        if (DESIRED == info_visible_pos) {
+            if (info_anim < 1.0F) {
+                info_anim = std::min(info_anim + (INFO_SLIDE_SPEED * dt), 1.0F);
+            }
+        } else if (info_visible_pos == Options::RenderInfoPosition::OFF) {
+            info_visible_pos = DESIRED;
+            info_anim = 0.0F;
+        } else {
+            info_anim -= INFO_SLIDE_SPEED * dt;
+            if (info_anim <= 0.0F) {
+                info_anim = 0.0F;
+                info_visible_pos = DESIRED;
+            }
+        }
+        for (auto& seg : info_segments) {
+            const float TARGET = seg.visible ? 1.0F : 0.0F;
+            if (seg.anim < TARGET) {
+                seg.anim = std::min(seg.anim + (SEG_SPEED * dt), TARGET);
+            } else if (seg.anim > TARGET) {
+                seg.anim = std::max(seg.anim - (SEG_SPEED * dt), TARGET);
+            }
+        }
+    }
+
+    static auto computeInfoTotalWidth(int digit_cell) -> float {
+        float total_w = 0.0F;
+        for (const auto& seg : info_segments) {
+            if (seg.anim > 0.0F && !seg.text.empty()) {
+                const int W = seg.mono_digits
+                    ? font->widthMonoDigits(seg.text.c_str(), digit_cell)
+                    : font->width(seg.text.c_str());
+                total_w += static_cast<float>(W) * Easing::outQuad(seg.anim);
+            }
+        }
+        return total_w;
+    }
+
+    static void drawInfoSegment(Uint32* pixel_data, const InfoSegment& seg, int xi, int info_y, int digit_cell) {
+        if (seg.mono_digits) {
+            font->drawMonoDigits(pixel_data, xi + 1, info_y + 1, seg.text.c_str(), Options::render_info.shadow_color, digit_cell);
+            font->drawMonoDigits(pixel_data, xi, info_y, seg.text.c_str(), Options::render_info.text_color, digit_cell);
+        } else {
+            font->draw(pixel_data, xi + 1, info_y + 1, seg.text.c_str(), Options::render_info.shadow_color);
+            font->draw(pixel_data, xi, info_y, seg.text.c_str(), Options::render_info.text_color);
+        }
+    }
+
+    static void renderRenderInfo(Uint32* pixel_data) {
+        if (info_visible_pos == Options::RenderInfoPosition::OFF || info_anim <= 0.0F) {
+            return;
+        }
+        const int DIGIT_CELL = font->charBoxWidth() - 1;
+        const float TOTAL_W = computeInfoTotalWidth(DIGIT_CELL);
+        if (TOTAL_W <= 0.0F) {
+            return;
+        }
+        const float EASED_Y = Easing::outQuad(info_anim);
+        const int CH = font->charHeight();
+        const int FINAL_Y = (info_visible_pos == Options::RenderInfoPosition::TOP) ? 1 : SCREEN_H - CH - 1;
+        const int START_Y = (info_visible_pos == Options::RenderInfoPosition::TOP) ? -CH - 1 : SCREEN_H;
+        const int INFO_Y = START_Y + static_cast<int>(static_cast<float>(FINAL_Y - START_Y) * EASED_Y);
+        float cur_x = (SCREEN_W - TOTAL_W) / 2.0F;
+        for (const auto& seg : info_segments) {
+            if (seg.anim <= 0.01F || seg.text.empty()) {
+                continue;
+            }
+            const int XI = static_cast<int>(cur_x);
+            const int SEG_W = seg.mono_digits
+                ? font->widthMonoDigits(seg.text.c_str(), DIGIT_CELL)
+                : font->width(seg.text.c_str());
+            drawInfoSegment(pixel_data, seg, XI, INFO_Y, DIGIT_CELL);
+            cur_x += static_cast<float>(SEG_W) * Easing::outQuad(seg.anim);
+        }
+    }
+
+    static void renderPauseIndicator(Uint32* pixel_data) {
+        if ((Director::get() == nullptr) || !Director::get()->isPaused()) {
+            return;
+        }
+        const char* pause_text = Locale::get("notifications.pause");
+        const int W = font->width(pause_text);
+        const int X = SCREEN_W - W - 4;
+        const int Y = 4;
+        font->draw(pixel_data, X, Y - 1, pause_text, 0xFFFFFFFF);
+        font->draw(pixel_data, X, Y + 1, pause_text, 0xFFFFFFFF);
+        font->draw(pixel_data, X - 1, Y, pause_text, 0xFFFFFFFF);
+        font->draw(pixel_data, X + 1, Y, pause_text, 0xFFFFFFFF);
+        font->draw(pixel_data, X, Y, pause_text, 0xFF0000FF);
+    }
+
+    static void emitCreditsLines(const char* role_key, const char* name_key) {
+        showNotification(
+            {std::string(Locale::get(role_key)), std::string(Locale::get(name_key))},
+            CREDITS_HOLD,
+            NotifPosition::TOP_CENTER_DROP,
+            NotifStyle::OUTLINE,
+            CREDITS_BG,
+            CREDITS_FG);
+    }
+
+    static void advanceCredits(float dt) {
+        if (credits_phase == CreditsPhase::IDLE) {
+            return;
+        }
+        credits_timer += dt;
+        switch (credits_phase) {
+            case CreditsPhase::DELAY:
+                if (credits_timer >= CREDITS_DELAY) {
+                    emitCreditsLines("credits.port_role", "credits.port_name");
+                    credits_phase = CreditsPhase::PLAYING_1;
+                    credits_timer = 0.0F;
+                }
+                break;
+            case CreditsPhase::PLAYING_1:
+                if (notifications.empty()) {
+                    credits_phase = CreditsPhase::GAP;
+                    credits_timer = 0.0F;
+                }
+                break;
+            case CreditsPhase::GAP:
+                if (credits_timer >= CREDITS_GAP) {
+                    emitCreditsLines("credits.modern_role", "credits.modern_name");
+                    credits_phase = CreditsPhase::PLAYING_2;
+                    credits_timer = 0.0F;
+                }
+                break;
+            case CreditsPhase::PLAYING_2:
+                if (notifications.empty()) {
+                    credits_phase = CreditsPhase::IDLE;
+                    credits_timer = 0.0F;
+                }
+                break;
+            case CreditsPhase::IDLE:
+                break;
+        }
+    }
+
     void render(Uint32* pixel_data) {
-        if (!font_ || !pixel_data) return;
+        if (!font || (pixel_data == nullptr)) {
+            return;
+        }
+        const Uint32 NOW = SDL_GetTicks();
+        const float DT = static_cast<float>(NOW - last_ticks) / 1000.0F;
+        last_ticks = NOW;
 
-        // Calcula delta time
-        Uint32 now = SDL_GetTicks();
-        float dt = static_cast<float>(now - last_ticks_) / 1000.0F;
-        last_ticks_ = now;
-
-        // Actualitza i pinta cada notificació
-        for (auto& notif : notifications_) {
-            switch (notif.status) {
-                case Status::RISING:
-                    notif.anim += SLIDE_SPEED * dt;
-                    if (notif.anim >= 1.0F) {
-                        notif.anim = 1.0F;
-                        notif.status = Status::STAY;
-                        notif.timer = 0.0F;
-                    }
-                    break;
-
-                case Status::STAY:
-                    notif.timer += dt;
-                    if (notif.timer >= notif.duration) {
-                        notif.status = Status::VANISHING;
-                    }
-                    break;
-
-                case Status::VANISHING:
-                    notif.anim -= SLIDE_SPEED * dt;
-                    if (notif.anim <= 0.0F) {
-                        notif.status = Status::FINISHED;
-                    }
-                    break;
-
-                case Status::FINISHED:
-                    break;
-            }
-
-            if (notif.status == Status::FINISHED) continue;
-
-            // Posició segons el tipus
-            int box_x = 0;
-            int box_y = 0;
-            switch (notif.pos) {
-                case NotifPosition::TOP_LEFT_SLIDE: {
-                    int target_x = NOTIF_MARGIN_X;
-                    int target_y = NOTIF_MARGIN_Y;
-                    box_x = target_x - static_cast<int>((1.0F - notif.anim) * (notif.box_w + NOTIF_MARGIN_X));
-                    box_y = target_y;
-                    break;
-                }
-                case NotifPosition::TOP_CENTER_DROP: {
-                    int target_y = NOTIF_MARGIN_Y;
-                    box_x = (SCREEN_W - notif.box_w) / 2;
-                    // Baixa des de sobre de la pantalla fins a target_y
-                    box_y = target_y - static_cast<int>((1.0F - notif.anim) * (notif.box_h + NOTIF_MARGIN_Y));
-                    break;
-                }
-            }
-
-            // Pinta fons (si BOX)
-            if (notif.style == NotifStyle::BOX) {
-                drawRect(pixel_data, box_x, box_y, notif.box_w, notif.box_h, notif.accent_color);
-            }
-
-            // Pinta el text línia a línia (amb ombra o contorn segons style)
-            int line_h = font_->charHeight();
-            int line_y = box_y + NOTIF_PADDING_V;
-            for (const auto& line : notif.lines) {
-                int line_w = font_->width(line.c_str());
-                int line_x = box_x + (notif.box_w - line_w) / 2;  // centrat dins la caixa
-                if (notif.style == NotifStyle::SHADOW) {
-                    font_->draw(pixel_data, line_x + 1, line_y + 1, line.c_str(), notif.accent_color);
-                } else if (notif.style == NotifStyle::OUTLINE) {
-                    // Contorn 4-direccional (N, S, E, W)
-                    font_->draw(pixel_data, line_x, line_y - 1, line.c_str(), notif.accent_color);
-                    font_->draw(pixel_data, line_x, line_y + 1, line.c_str(), notif.accent_color);
-                    font_->draw(pixel_data, line_x - 1, line_y, line.c_str(), notif.accent_color);
-                    font_->draw(pixel_data, line_x + 1, line_y, line.c_str(), notif.accent_color);
-                }
-                font_->draw(pixel_data, line_x, line_y, line.c_str(), notif.text_color);
-                line_y += line_h + 1;
+        for (auto& notif : notifications) {
+            updateNotifFsm(notif, DT);
+            if (notif.status != Status::FINISHED) {
+                renderOneNotification(pixel_data, notif);
             }
         }
 
-        // Render info (FPS, driver, shader) — animat amb slide vertical
-        // State machine: visible_pos s'actualitza cap a desired quan anim arriba a 0
-        {
-            const auto desired = Options::render_info.position;
-            if (desired == info_visible_pos_) {
-                // Mateix lloc: entra fins a 1
-                if (info_anim_ < 1.0F) {
-                    info_anim_ += INFO_SLIDE_SPEED * dt;
-                    if (info_anim_ > 1.0F) info_anim_ = 1.0F;
-                }
-            } else {
-                // Canvi: si visible_pos està OFF, commuta directament
-                if (info_visible_pos_ == Options::RenderInfoPosition::OFF) {
-                    info_visible_pos_ = desired;
-                    info_anim_ = 0.0F;
-                } else {
-                    // Ix del lloc actual
-                    info_anim_ -= INFO_SLIDE_SPEED * dt;
-                    if (info_anim_ <= 0.0F) {
-                        info_anim_ = 0.0F;
-                        info_visible_pos_ = desired;
-                    }
-                }
-            }
+        updateRenderInfoFsm(DT);
+        renderRenderInfo(pixel_data);
 
-            // Actualitza animacions individuals dels segments
-            for (auto& seg : info_segments_) {
-                float target = seg.visible ? 1.0F : 0.0F;
-                if (seg.anim < target) {
-                    seg.anim += SEG_SPEED * dt;
-                    if (seg.anim > target) seg.anim = target;
-                } else if (seg.anim > target) {
-                    seg.anim -= SEG_SPEED * dt;
-                    if (seg.anim < target) seg.anim = target;
-                }
-            }
-
-            // Render si hi ha alguna cosa visible
-            if (info_visible_pos_ != Options::RenderInfoPosition::OFF && info_anim_ > 0.0F) {
-                const int DIGIT_CELL = font_->charBoxWidth() - 1;  // amplada uniforme per dígit
-
-                // Calcula amplada total interpolant cada segment per la seva anim
-                float total_w = 0.0F;
-                for (auto& seg : info_segments_) {
-                    if (seg.anim > 0.0F && !seg.text.empty()) {
-                        int w = seg.mono_digits
-                            ? font_->widthMonoDigits(seg.text.c_str(), DIGIT_CELL)
-                            : font_->width(seg.text.c_str());
-                        total_w += w * Easing::outQuad(seg.anim);
-                    }
-                }
-                if (total_w > 0.0F) {
-                    float eased_y = Easing::outQuad(info_anim_);
-                    int ch = font_->charHeight();
-                    int final_y;
-                    int start_y;
-                    if (info_visible_pos_ == Options::RenderInfoPosition::TOP) {
-                        final_y = 1;
-                        start_y = -ch - 1;
-                    } else {
-                        final_y = SCREEN_H - ch - 1;
-                        start_y = SCREEN_H;
-                    }
-                    int info_y = start_y + static_cast<int>((final_y - start_y) * eased_y);
-
-                    // Dibuixa cada segment en la seva posició x acumulada
-                    float cur_x = (SCREEN_W - total_w) / 2.0F;
-                    for (auto& seg : info_segments_) {
-                        if (seg.anim > 0.01F && !seg.text.empty()) {
-                            int xi = static_cast<int>(cur_x);
-                            int seg_w = seg.mono_digits
-                                ? font_->widthMonoDigits(seg.text.c_str(), DIGIT_CELL)
-                                : font_->width(seg.text.c_str());
-                            if (seg.mono_digits) {
-                                font_->drawMonoDigits(pixel_data, xi + 1, info_y + 1, seg.text.c_str(), Options::render_info.shadow_color, DIGIT_CELL);
-                                font_->drawMonoDigits(pixel_data, xi, info_y, seg.text.c_str(), Options::render_info.text_color, DIGIT_CELL);
-                            } else {
-                                font_->draw(pixel_data, xi + 1, info_y + 1, seg.text.c_str(), Options::render_info.shadow_color);
-                                font_->draw(pixel_data, xi, info_y, seg.text.c_str(), Options::render_info.text_color);
-                            }
-                            cur_x += seg_w * Easing::outQuad(seg.anim);
-                        }
-                    }
-                }
-            }
+        std::erase_if(notifications, [](const Notification& n) { return n.status == Status::FINISHED; });
+        if (esc_waiting && notifications.empty()) {
+            esc_waiting = false;
         }
 
-        // Elimina les acabades
-        notifications_.erase(
-            std::remove_if(notifications_.begin(), notifications_.end(), [](const Notification& n) { return n.status == Status::FINISHED; }),
-            notifications_.end());
+        renderPauseIndicator(pixel_data);
+        advanceCredits(DT);
 
-        // Si la notificació d'ESC ha desaparegut, reseteja l'estat
-        if (esc_waiting_ && notifications_.empty()) {
-            esc_waiting_ = false;
-        }
-
-        // Indicador de pausa persistent (cantó superior dret)
-        if (Director::get() && Director::get()->isPaused()) {
-            const char* pause_text = Locale::get("notifications.pause");
-            int w = font_->width(pause_text);
-            int x = SCREEN_W - w - 4;
-            int y = 4;
-            // Contorn blanc 4-direccional
-            font_->draw(pixel_data, x, y - 1, pause_text, 0xFFFFFFFF);
-            font_->draw(pixel_data, x, y + 1, pause_text, 0xFFFFFFFF);
-            font_->draw(pixel_data, x - 1, y, pause_text, 0xFFFFFFFF);
-            font_->draw(pixel_data, x + 1, y, pause_text, 0xFFFFFFFF);
-            // Text en roig
-            font_->draw(pixel_data, x, y, pause_text, 0xFF0000FF);
-        }
-
-        // Crèdits seqüencials — dispara notificacions TOP_CENTER_DROP una darrere l'altra.
-        if (credits_phase_ != CreditsPhase::IDLE) {
-            credits_timer_ += dt;
-            switch (credits_phase_) {
-                case CreditsPhase::DELAY:
-                    if (credits_timer_ >= CREDITS_DELAY) {
-                        showNotification(
-                            {std::string(Locale::get("credits.port_role")),
-                                std::string(Locale::get("credits.port_name"))},
-                            CREDITS_HOLD,
-                            NotifPosition::TOP_CENTER_DROP,
-                            NotifStyle::OUTLINE,
-                            CREDITS_BG,
-                            CREDITS_FG);
-                        credits_phase_ = CreditsPhase::PLAYING_1;
-                        credits_timer_ = 0.0F;
-                    }
-                    break;
-                case CreditsPhase::PLAYING_1:
-                    if (notifications_.empty()) {
-                        credits_phase_ = CreditsPhase::GAP;
-                        credits_timer_ = 0.0F;
-                    }
-                    break;
-                case CreditsPhase::GAP:
-                    if (credits_timer_ >= CREDITS_GAP) {
-                        showNotification(
-                            {std::string(Locale::get("credits.modern_role")),
-                                std::string(Locale::get("credits.modern_name"))},
-                            CREDITS_HOLD,
-                            NotifPosition::TOP_CENTER_DROP,
-                            NotifStyle::OUTLINE,
-                            CREDITS_BG,
-                            CREDITS_FG);
-                        credits_phase_ = CreditsPhase::PLAYING_2;
-                        credits_timer_ = 0.0F;
-                    }
-                    break;
-                case CreditsPhase::PLAYING_2:
-                    if (notifications_.empty()) {
-                        credits_phase_ = CreditsPhase::IDLE;
-                        credits_timer_ = 0.0F;
-                    }
-                    break;
-                case CreditsPhase::IDLE:
-                    break;
-            }
-        }
-
-        // Neteja notificacions finalitzades
-        notifications_.erase(
-            std::remove_if(notifications_.begin(), notifications_.end(), [](const Notification& n) { return n.status == Status::FINISHED; }),
-            notifications_.end());
-
-        // Menú flotant per damunt de tot (isVisible inclou l'animació de tancament)
+        std::erase_if(notifications, [](const Notification& n) { return n.status == Status::FINISHED; });
         if (Menu::isVisible()) {
             Menu::render(pixel_data);
         }
@@ -378,7 +365,7 @@ namespace Overlay {
         Uint32 accent_color,
         Uint32 text_color) {
         // Reemplaça la notificació anterior
-        notifications_.clear();
+        notifications.clear();
 
         Notification notif;
         notif.lines = lines;
@@ -391,15 +378,15 @@ namespace Overlay {
         // Calcula l'amplada màxima de les línies
         int max_w = 0;
         for (const auto& line : lines) {
-            int w = font_->width(line.c_str());
-            if (w > max_w) max_w = w;
+            int w = font->width(line.c_str());
+            max_w = std::max(w, max_w);
         }
         notif.box_w = max_w + NOTIF_PADDING_H * 2;
-        int line_h = font_->charHeight();
+        int line_h = font->charHeight();
         int line_count = static_cast<int>(lines.size());
         notif.box_h = line_count * line_h + (line_count - 1) * 1 + NOTIF_PADDING_V * 2;
 
-        notifications_.push_back(notif);
+        notifications.push_back(notif);
     }
 
     void toggleRenderInfo() { cycleRenderInfo(+1); }
@@ -414,45 +401,47 @@ namespace Overlay {
     void setRenderInfoSegments(const char* s0, const char* s1, const char* s2, const char* s3, unsigned int mono_mask) {
         const char* segs[INFO_SEGMENT_COUNT] = {s0, s1, s2, s3};
         for (int i = 0; i < INFO_SEGMENT_COUNT; i++) {
-            info_segments_[i].mono_digits = (mono_mask >> i) & 1u;
+            info_segments[i].mono_digits = (((mono_mask >> i) & 1U) != 0U);
             if (segs[i] != nullptr && *segs[i] != '\0') {
-                info_segments_[i].text = segs[i];
-                info_segments_[i].visible = true;
+                info_segments[i].text = segs[i];
+                info_segments[i].visible = true;
             } else {
-                info_segments_[i].visible = false;
+                info_segments[i].visible = false;
             }
         }
     }
 
     void startCredits() {
-        if (credits_phase_ != CreditsPhase::IDLE) return;
-        credits_phase_ = CreditsPhase::DELAY;
-        credits_timer_ = 0.0F;
+        if (credits_phase != CreditsPhase::IDLE) {
+            return;
+        }
+        credits_phase = CreditsPhase::DELAY;
+        credits_timer = 0.0F;
     }
 
     void cancelCredits() {
-        credits_phase_ = CreditsPhase::IDLE;
-        credits_timer_ = 0.0F;
-        notifications_.clear();
+        credits_phase = CreditsPhase::IDLE;
+        credits_timer = 0.0F;
+        notifications.clear();
     }
 
     auto creditsActive() -> bool {
-        return credits_phase_ != CreditsPhase::IDLE;
+        return credits_phase != CreditsPhase::IDLE;
     }
 
     auto isEscConsumed() -> bool {
-        return esc_waiting_;
+        return esc_waiting;
     }
 
     auto handleEscape() -> bool {
-        if (!esc_waiting_) {
+        if (!esc_waiting) {
             // Primera pulsació: mostra avís i consumeix
-            esc_waiting_ = true;
+            esc_waiting = true;
             showNotification(Locale::get("notifications.exit_double_esc"), 2.0F);
             return true;  // Consumit
         }
         // Segona pulsació: deixa passar
-        esc_waiting_ = false;
+        esc_waiting = false;
         return false;
     }
 

source/core/rendering/overlay.hpp

@@ -2,6 +2,7 @@
 
 #include <SDL3/SDL.h>
 
+#include <cstdint>
 #include <string>
 #include <vector>
 
@@ -13,13 +14,13 @@ namespace Overlay {
     void render(Uint32* pixel_data);
 
     // Posició + animació d'una notificació
-    enum class NotifPosition {
+    enum class NotifPosition : std::uint8_t {
         TOP_LEFT_SLIDE,   // Cantó superior esquerra, slide horizontal des de fora
         TOP_CENTER_DROP,  // Centrat horitzontal, baixa des de sobre
     };
 
     // Estil de la notificació: caixa de fons, ombra o contorn del text
-    enum class NotifStyle {
+    enum class NotifStyle : std::uint8_t {
         BOX,      // Rectangle de fons amb accent_color
         SHADOW,   // Sense fons, text amb ombra (offset +1,+1) en accent_color
         OUTLINE,  // Sense fons, text amb contorn 4-direccional en accent_color

source/core/rendering/screen.cpp

@@ -1,5 +1,6 @@
 #include "core/rendering/screen.hpp"
 
+#include <algorithm>
 #include <cstdio>
 #include <iostream>
 
@@ -55,18 +56,18 @@ namespace {
 }  // namespace
 #endif  // __EMSCRIPTEN__
 
-std::unique_ptr<Screen> Screen::instance_;
+std::unique_ptr<Screen> Screen::instance;
 
 void Screen::init() {
-    instance_ = std::unique_ptr<Screen>(new Screen());
+    instance = std::unique_ptr<Screen>(new Screen());
 }
 
 void Screen::destroy() {
-    instance_.reset();
+    instance.reset();
 }
 
 auto Screen::get() -> Screen* {
-    return instance_.get();
+    return instance.get();
 }
 
 Screen::Screen() {
@@ -76,15 +77,15 @@ Screen::Screen() {
 
     calculateMaxZoom();
 
-    if (zoom_ < 1) zoom_ = 1;
-    if (zoom_ > max_zoom_) zoom_ = max_zoom_;
+    zoom_ = std::max(zoom_, 1);
+    zoom_ = std::min(zoom_, max_zoom_);
 
     // Clamp de la resolució interna a [1, max_zoom_]. Llegir del YAML i
     // ajustar aquí és l'únic moment en què es fa — el menú re-clampa cada
     // canvi. Si la pantalla és més petita que el valor desat (p.ex. canvi
     // de monitor), baixem al màxim suportat.
-    if (Options::video.internal_resolution < 1) Options::video.internal_resolution = 1;
-    if (Options::video.internal_resolution > max_zoom_) Options::video.internal_resolution = max_zoom_;
+    Options::video.internal_resolution = std::max(Options::video.internal_resolution, 1);
+    Options::video.internal_resolution = std::min(Options::video.internal_resolution, max_zoom_);
 
     int w = GAME_WIDTH * zoom_;
     int h = Options::video.aspect_ratio_4_3 ? static_cast<int>(GAME_HEIGHT * 1.2F) * zoom_ : GAME_HEIGHT * zoom_;
@@ -124,15 +125,25 @@ Screen::~Screen() {
     if (shader_backend_) {
 #ifndef NO_SHADERS
         auto* gpu = dynamic_cast<Rendering::SDL3GPUShader*>(shader_backend_.get());
-        if (gpu) gpu->destroy();
+        if (gpu != nullptr) {
+            gpu->destroy();
+        }
 #endif
         shader_backend_.reset();
     }
 
-    if (internal_texture_sdl_) SDL_DestroyTexture(internal_texture_sdl_);
-    if (texture_) SDL_DestroyTexture(texture_);
-    if (renderer_) SDL_DestroyRenderer(renderer_);
-    if (window_) SDL_DestroyWindow(window_);
+    if (internal_texture_sdl_ != nullptr) {
+        SDL_DestroyTexture(internal_texture_sdl_);
+    }
+    if (texture_ != nullptr) {
+        SDL_DestroyTexture(texture_);
+    }
+    if (renderer_ != nullptr) {
+        SDL_DestroyRenderer(renderer_);
+    }
+    if (window_ != nullptr) {
+        SDL_DestroyWindow(window_);
+    }
 }
 
 void Screen::initShaders() {
@@ -143,7 +154,9 @@ void Screen::initShaders() {
     // curtcircuiten cap al fallback SDL_Renderer.
     return;
 #else
-    if (!Options::video.gpu_acceleration) return;
+    if (!Options::video.gpu_acceleration) {
+        return;
+    }
 
     shader_backend_ = std::make_unique<Rendering::SDL3GPUShader>();
 
@@ -165,13 +178,7 @@ void Screen::initShaders() {
     shader_backend_->setScalingMode(Options::video.scaling_mode);
     shader_backend_->setVSync(Options::video.vsync);
     shader_backend_->setTextureFilter(Options::video.texture_filter);
-    shader_backend_->setStretch4_3(Options::video.aspect_ratio_4_3);
-    shader_backend_->setDownscaleAlgo(Options::video.downscale_algo);
-
-    if (Options::video.supersampling) {
-        shader_backend_->setOversample(3);
-    }
-
+    shader_backend_->setStretch43(Options::video.aspect_ratio_4_3);
     shader_backend_->setInternalResolution(Options::video.internal_resolution);
 
     // Resol el shader actiu des del config
@@ -218,28 +225,28 @@ void Screen::present(Uint32* pixel_data) {
         // no trencar la selecció de l'usuari.
         Rendering::PostFXParams clean{};
         shader_backend_->setPostFXParams(clean);
-        const auto prev_shader = shader_backend_->getActiveShader();
-        if (prev_shader != Rendering::ShaderType::POSTFX) {
+        const auto PREV_SHADER = shader_backend_->getActiveShader();
+        if (PREV_SHADER != Rendering::ShaderType::POSTFX) {
             shader_backend_->setActiveShader(Rendering::ShaderType::POSTFX);
         }
         shader_backend_->uploadPixels(pixel_data, GAME_WIDTH, GAME_HEIGHT);
         shader_backend_->render();
-        if (prev_shader != Rendering::ShaderType::POSTFX) {
-            shader_backend_->setActiveShader(prev_shader);
+        if (PREV_SHADER != Rendering::ShaderType::POSTFX) {
+            shader_backend_->setActiveShader(PREV_SHADER);
         }
     } else {
-        // Fallback SDL_Renderer. A mult=1, flux directe original: logical
+        // Fallback SDL_Renderer. A MULT=1, flux directe original: logical
         // presentation (setada per applyFallbackPresentation) + scale mode de
-        // texture_ segons l'opció. A mult>1, la còpia intermèdia crea la
+        // texture_ segons l'opció. A MULT>1, la còpia intermèdia crea la
         // font ampliada (NN via GPU), i es presenta via logical presentation
         // a la mida de la font intermèdia.
         SDL_UpdateTexture(texture_, nullptr, pixel_data, GAME_WIDTH * sizeof(Uint32));
 
-        const int mult = Options::video.internal_resolution;
-        if (mult > 1) {
+        const int MULT = Options::video.internal_resolution;
+        if (MULT > 1) {
             ensureFallbackInternalTexture();
             if (internal_texture_sdl_ != nullptr) {
-                // Còpia NN a la textura intermèdia (mult·game). Sampler NN
+                // Còpia NN a la textura intermèdia (MULT·game). Sampler NN
                 // per construcció: volem píxels grans i nets.
                 SDL_SetTextureScaleMode(texture_, SDL_SCALEMODE_NEAREST);
                 SDL_SetRenderTarget(renderer_, internal_texture_sdl_);
@@ -248,7 +255,7 @@ void Screen::present(Uint32* pixel_data) {
                 SDL_SetRenderTarget(renderer_, nullptr);
 
                 // Filtre global al pas final → finestra (via logical presentation
-                // que applyFallbackPresentation ja configura amb mida game·mult).
+                // que applyFallbackPresentation ja configura amb mida game·MULT).
                 SDL_ScaleMode final_scale = (Options::video.texture_filter == Options::TextureFilter::LINEAR)
                     ? SDL_SCALEMODE_LINEAR
                     : SDL_SCALEMODE_NEAREST;
@@ -260,9 +267,9 @@ void Screen::present(Uint32* pixel_data) {
             }
             // Si la creació de la textura intermèdia ha fallat, caiem al path normal.
         }
-        // mult=1 (o fallback-del-fallback): texture_ directament. El scale mode
+        // MULT=1 (o fallback-del-fallback): texture_ directament. El scale mode
         // el manté applyFallbackPresentation — però el re-apliquem per si la
-        // ruta mult>1 el va sobreescriure anteriorment.
+        // ruta MULT>1 el va sobreescriure anteriorment.
         SDL_ScaleMode direct_scale = (Options::video.texture_filter == Options::TextureFilter::LINEAR)
             ? SDL_SCALEMODE_LINEAR
             : SDL_SCALEMODE_NEAREST;
@@ -282,19 +289,25 @@ void Screen::toggleFullscreen() {
 }
 
 void Screen::incZoom() {
-    if (fullscreen_ || zoom_ >= max_zoom_) return;
+    if (fullscreen_ || zoom_ >= max_zoom_) {
+        return;
+    }
     zoom_++;
     adjustWindowSize();
 }
 
 void Screen::decZoom() {
-    if (fullscreen_ || zoom_ <= 1) return;
+    if (fullscreen_ || zoom_ <= 1) {
+        return;
+    }
     zoom_--;
     adjustWindowSize();
 }
 
 void Screen::setZoom(int zoom) {
-    if (zoom < 1 || zoom > max_zoom_ || fullscreen_) return;
+    if (zoom < 1 || zoom > max_zoom_ || fullscreen_) {
+        return;
+    }
     zoom_ = zoom;
     adjustWindowSize();
 }
@@ -306,22 +319,10 @@ void Screen::toggleShaders() {
     }
 }
 
-auto Screen::toggleSupersampling() -> bool {
-    // SS només té sentit amb shaders on i pipeline PostFX (el Lanczos downscale
-    // i el camí SS s'apliquen al pas de PostFX; CRTPI fa el seu propi
-    // submostreig intern i no usa aquesta via).
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return false;
-    if (!Options::video.shader_enabled) return false;
-    if (shader_backend_->getActiveShader() != Rendering::ShaderType::POSTFX) return false;
-    Options::video.supersampling = !Options::video.supersampling;
-    shader_backend_->setOversample(Options::video.supersampling ? 3 : 1);
-    return true;
-}
-
 void Screen::toggleAspectRatio() {
     Options::video.aspect_ratio_4_3 = !Options::video.aspect_ratio_4_3;
     if (shader_backend_) {
-        shader_backend_->setStretch4_3(Options::video.aspect_ratio_4_3);
+        shader_backend_->setStretch43(Options::video.aspect_ratio_4_3);
     } else {
         applyFallbackPresentation();
     }
@@ -366,9 +367,11 @@ void Screen::cycleTextureFilter(int dir) {
 
 void Screen::changeInternalResolution(int dir) {
     int next = Options::video.internal_resolution + (dir >= 0 ? 1 : -1);
-    if (next < 1) next = 1;
-    if (next > max_zoom_) next = max_zoom_;
-    if (next == Options::video.internal_resolution) return;
+    next = std::max(next, 1);
+    next = std::min(next, max_zoom_);
+    if (next == Options::video.internal_resolution) {
+        return;
+    }
     Options::video.internal_resolution = next;
 
     // Propaga al backend actiu. Al fallback path, la textura es recrea al
@@ -381,8 +384,12 @@ void Screen::changeInternalResolution(int dir) {
 }
 
 auto Screen::nextShaderType() -> bool {
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return false;
-    if (!Options::video.shader_enabled) return false;
+    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) {
+        return false;
+    }
+    if (!Options::video.shader_enabled) {
+        return false;
+    }
 
     if (shader_backend_->getActiveShader() == Rendering::ShaderType::POSTFX) {
         shader_backend_->setActiveShader(Rendering::ShaderType::CRTPI);
@@ -397,16 +404,24 @@ auto Screen::nextShaderType() -> bool {
 }
 
 auto Screen::nextPreset() -> bool {
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return false;
-    if (!Options::video.shader_enabled) return false;
+    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) {
+        return false;
+    }
+    if (!Options::video.shader_enabled) {
+        return false;
+    }
 
     if (shader_backend_->getActiveShader() == Rendering::ShaderType::POSTFX) {
-        if (Options::postfx_presets.empty()) return false;
+        if (Options::postfx_presets.empty()) {
+            return false;
+        }
         Options::current_postfx_preset = (Options::current_postfx_preset + 1) % static_cast<int>(Options::postfx_presets.size());
         Options::video.current_postfx_preset = Options::postfx_presets[Options::current_postfx_preset].name;
         applyCurrentPostFXPreset();
     } else {
-        if (Options::crtpi_presets.empty()) return false;
+        if (Options::crtpi_presets.empty()) {
+            return false;
+        }
         Options::current_crtpi_preset = (Options::current_crtpi_preset + 1) % static_cast<int>(Options::crtpi_presets.size());
         Options::video.current_crtpi_preset = Options::crtpi_presets[Options::current_crtpi_preset].name;
         applyCurrentCrtPiPreset();
@@ -420,17 +435,25 @@ auto Screen::prevShaderType() -> bool {
 }
 
 auto Screen::prevPreset() -> bool {
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return false;
-    if (!Options::video.shader_enabled) return false;
+    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) {
+        return false;
+    }
+    if (!Options::video.shader_enabled) {
+        return false;
+    }
 
     if (shader_backend_->getActiveShader() == Rendering::ShaderType::POSTFX) {
-        if (Options::postfx_presets.empty()) return false;
+        if (Options::postfx_presets.empty()) {
+            return false;
+        }
         int n = static_cast<int>(Options::postfx_presets.size());
         Options::current_postfx_preset = (Options::current_postfx_preset - 1 + n) % n;
         Options::video.current_postfx_preset = Options::postfx_presets[Options::current_postfx_preset].name;
         applyCurrentPostFXPreset();
     } else {
-        if (Options::crtpi_presets.empty()) return false;
+        if (Options::crtpi_presets.empty()) {
+            return false;
+        }
         int n = static_cast<int>(Options::crtpi_presets.size());
         Options::current_crtpi_preset = (Options::current_crtpi_preset - 1 + n) % n;
         Options::video.current_crtpi_preset = Options::crtpi_presets[Options::current_crtpi_preset].name;
@@ -440,13 +463,17 @@ auto Screen::prevPreset() -> bool {
 }
 
 auto Screen::getCurrentPresetName() const -> const char* {
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return "---";
+    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) {
+        return "---";
+    }
     if (shader_backend_->getActiveShader() == Rendering::ShaderType::POSTFX) {
-        if (Options::current_postfx_preset < static_cast<int>(Options::postfx_presets.size()))
+        if (Options::current_postfx_preset < static_cast<int>(Options::postfx_presets.size())) {
             return Options::postfx_presets[Options::current_postfx_preset].name.c_str();
+        }
     } else {
-        if (Options::current_crtpi_preset < static_cast<int>(Options::crtpi_presets.size()))
+        if (Options::current_crtpi_preset < static_cast<int>(Options::crtpi_presets.size())) {
             return Options::crtpi_presets[Options::current_crtpi_preset].name.c_str();
+        }
     }
     return "---";
 }
@@ -458,22 +485,30 @@ void Screen::setActiveShader(Rendering::ShaderType type) {
 }
 
 void Screen::applyCurrentPostFXPreset() {
-    if (!shader_backend_ || Options::postfx_presets.empty()) return;
+    if (!shader_backend_ || Options::postfx_presets.empty()) {
+        return;
+    }
     const auto& preset = Options::postfx_presets[Options::current_postfx_preset];
     Rendering::PostFXParams p;
     p.vignette = preset.vignette;
     p.scanlines = preset.scanlines;
-    p.chroma = preset.chroma;
+    p.chroma_min = preset.chroma_min;
+    p.chroma_max = preset.chroma_max;
     p.mask = preset.mask;
     p.gamma = preset.gamma;
     p.curvature = preset.curvature;
     p.bleeding = preset.bleeding;
     p.flicker = preset.flicker;
+    p.scan_dark_ratio = preset.scan_dark_ratio;
+    p.scan_dark_floor = preset.scan_dark_floor;
+    p.scan_edge_soft = preset.scan_edge_soft;
     shader_backend_->setPostFXParams(p);
 }
 
 void Screen::applyCurrentCrtPiPreset() {
-    if (!shader_backend_ || Options::crtpi_presets.empty()) return;
+    if (!shader_backend_ || Options::crtpi_presets.empty()) {
+        return;
+    }
     const auto& preset = Options::crtpi_presets[Options::current_crtpi_preset];
     Rendering::CrtPiParams p;
     p.scanline_weight = preset.scanline_weight;
@@ -498,12 +533,14 @@ auto Screen::isHardwareAccelerated() const -> bool {
 }
 
 auto Screen::getActiveShaderName() const -> const char* {
-    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) return "SENSE GPU";
+    if (!shader_backend_ || !shader_backend_->isHardwareAccelerated()) {
+        return "SENSE GPU";
+    }
     return shader_backend_->getActiveShader() == Rendering::ShaderType::POSTFX ? "POSTFX" : "CRT-PI";
 }
 
 void Screen::updateRenderInfo() {
-    static const Uint32 start_ticks = SDL_GetTicks();
+    static const Uint32 START_TICKS = SDL_GetTicks();
     std::string driver = gpu_driver_.empty() ? "sdl" : toLower(gpu_driver_);
 
     // Segment 0: FPS + driver (sempre visible)
@@ -515,27 +552,24 @@ void Screen::updateRenderInfo() {
         shader_seg = " - " + toLower(getActiveShaderName()) + " " + toLower(getCurrentPresetName());
     }
 
-    // Segment 2: supersampling indicator
-    const char* ss_seg = (Options::video.shader_enabled && Options::video.supersampling) ? " (ss)" : nullptr;
-
-    // Segment 3: hora (només si show_time)
+    // Segment 2: hora (només si show_time)
     char time_buf[32] = {0};
     if (Options::render_info.show_time) {
-        Uint32 elapsed = SDL_GetTicks() - start_ticks;
+        Uint32 elapsed = SDL_GetTicks() - START_TICKS;
         int minutes = elapsed / 60000;
         int seconds = (elapsed / 1000) % 60;
         int centis = (elapsed / 10) % 100;
         snprintf(time_buf, sizeof(time_buf), " - %d:%02d.%02d", minutes, seconds, centis);
     }
 
-    // Dígits en mono a FPS (segment 0) i TEMPS (segment 3): els dígits canvien
+    // Dígits en mono a FPS (segment 0) i TEMPS (segment 2): els dígits canvien
     // contínuament mentre els símbols del voltant ("fps", ":", ".", " - ") no
     Overlay::setRenderInfoSegments(
         fps_driver.c_str(),
         shader_seg.empty() ? nullptr : shader_seg.c_str(),
-        ss_seg,
-        time_buf[0] ? time_buf : nullptr,
-        0b1001);
+        (time_buf[0] != 0) ? time_buf : nullptr,
+        nullptr,
+        0b0101);
 }
 
 void Screen::applyFallbackPresentation() {
@@ -544,7 +578,9 @@ void Screen::applyFallbackPresentation() {
     SDL_ScaleMode scale = (Options::video.texture_filter == Options::TextureFilter::LINEAR)
         ? SDL_SCALEMODE_LINEAR
         : SDL_SCALEMODE_NEAREST;
-    if (texture_) SDL_SetTextureScaleMode(texture_, scale);
+    if (texture_ != nullptr) {
+        SDL_SetTextureScaleMode(texture_, scale);
+    }
 
     // Si 4:3 actiu, la finestra ja té aspect 4:3 (alçada × 1.2); STRETCH és
     // l'única opció viable al path fallback (el GPU path fa l'upscale 4:3 abans
@@ -573,14 +609,16 @@ void Screen::applyFallbackPresentation() {
     }
     // Amb resolució interna N > 1, la mida lògica creix proporcionalment
     // perquè SDL scale des de 320·N × 200·N a la finestra — menys aggressive linear.
-    const int mult = Options::video.internal_resolution < 1 ? 1 : Options::video.internal_resolution;
-    SDL_SetRenderLogicalPresentation(renderer_, GAME_WIDTH * mult, GAME_HEIGHT * mult, mode);
+    const int MULT = Options::video.internal_resolution < 1 ? 1 : Options::video.internal_resolution;
+    SDL_SetRenderLogicalPresentation(renderer_, GAME_WIDTH * MULT, GAME_HEIGHT * MULT, mode);
 }
 
 void Screen::ensureFallbackInternalTexture() {
-    if (renderer_ == nullptr) return;
-    const int mult = Options::video.internal_resolution;
-    if (mult <= 1) {
+    if (renderer_ == nullptr) {
+        return;
+    }
+    const int MULT = Options::video.internal_resolution;
+    if (MULT <= 1) {
         // No cal textura intermèdia — recicla si la teníem.
         if (internal_texture_sdl_ != nullptr) {
             SDL_DestroyTexture(internal_texture_sdl_);
@@ -589,7 +627,9 @@ void Screen::ensureFallbackInternalTexture() {
         }
         return;
     }
-    if (internal_texture_sdl_ != nullptr && internal_texture_mult_ == mult) return;
+    if (internal_texture_sdl_ != nullptr && internal_texture_mult_ == MULT) {
+        return;
+    }
 
     if (internal_texture_sdl_ != nullptr) {
         SDL_DestroyTexture(internal_texture_sdl_);
@@ -598,15 +638,15 @@ void Screen::ensureFallbackInternalTexture() {
     internal_texture_sdl_ = SDL_CreateTexture(renderer_,
         SDL_PIXELFORMAT_ABGR8888,
         SDL_TEXTUREACCESS_TARGET,
-        GAME_WIDTH * mult,
-        GAME_HEIGHT * mult);
+        GAME_WIDTH * MULT,
+        GAME_HEIGHT * MULT);
     if (internal_texture_sdl_ == nullptr) {
-        std::cerr << "Screen: failed to create fallback internal texture (×" << mult << "): "
+        std::cerr << "Screen: failed to create fallback internal texture (×" << MULT << "): "
                   << SDL_GetError() << '\n';
         internal_texture_mult_ = 0;
         return;
     }
-    internal_texture_mult_ = mult;
+    internal_texture_mult_ = MULT;
 }
 
 void Screen::adjustWindowSize() {
@@ -620,11 +660,11 @@ void Screen::adjustWindowSize() {
 void Screen::calculateMaxZoom() {
     SDL_DisplayID display = SDL_GetPrimaryDisplay();
     const SDL_DisplayMode* mode = SDL_GetCurrentDisplayMode(display);
-    if (mode) {
+    if (mode != nullptr) {
         int max_w = mode->w / GAME_WIDTH;
         int max_h = mode->h / GAME_HEIGHT;
         max_zoom_ = (max_w < max_h) ? max_w : max_h;
-        if (max_zoom_ < 1) max_zoom_ = 1;
+        max_zoom_ = std::max(max_zoom_, 1);
     }
 }
 

source/core/rendering/screen.hpp

@@ -30,7 +30,6 @@ class Screen {
     // no es complia. Els callers (F-keys, menú) poden suprimir notificacions
     // o feedback quan la crida no ha tingut efecte.
     void toggleShaders();
-    auto toggleSupersampling() -> bool;  // false si GPU off / shaders off / actiu != POSTFX
     void toggleAspectRatio();
     void cycleScalingMode(int dir);  // Cicla DISABLED/STRETCH/LETTERBOX/OVERSCAN/INTEGER
     void toggleVSync();
@@ -71,7 +70,7 @@ class Screen {
     void applyFallbackPresentation();      // Logical presentation + scale mode per al path SDL_Renderer
     void ensureFallbackInternalTexture();  // Recrea internal_texture_sdl_ si cal (fallback path)
 
-    static std::unique_ptr<Screen> instance_;
+    static std::unique_ptr<Screen> instance;
 
     SDL_Window* window_{nullptr};
     SDL_Renderer* renderer_{nullptr};

source/core/rendering/sdl3gpu/msl/crtpi_frag.msl.h

@@ -0,0 +1,144 @@
+#pragma once
+
+#ifdef __APPLE__
+
+// Fragment shader del shader "crtpi" (algoritme CRT-Pi): scanlines amb
+// pesos gaussians, multisample opcional, gamma i màscara de subpíxels.
+namespace Rendering::Msl {
+
+    inline constexpr const char* kCrtpiFrag = R"(
+#include <metal_stdlib>
+using namespace metal;
+
+struct PostVOut {
+    float4 pos [[position]];
+    float2 uv;
+};
+
+struct CrtPiUniforms {
+    float scanline_weight;
+    float scanline_gap_brightness;
+    float bloom_factor;
+    float input_gamma;
+    float output_gamma;
+    float mask_brightness;
+    float curvature_x;
+    float curvature_y;
+    int mask_type;
+    int enable_scanlines;
+    int enable_multisample;
+    int enable_gamma;
+    int enable_curvature;
+    int enable_sharper;
+    float texture_width;
+    float texture_height;
+};
+
+static float2 crtpi_distort(float2 coord, float2 screen_scale, float cx, float cy) {
+    float2 curvature = float2(cx, cy);
+    float2 barrel_scale = 1.0f - (0.23f * curvature);
+    coord *= screen_scale;
+    coord -= 0.5f;
+    float rsq = coord.x * coord.x + coord.y * coord.y;
+    coord += coord * (curvature * rsq);
+    coord *= barrel_scale;
+    if (abs(coord.x) >= 0.5f || abs(coord.y) >= 0.5f) { return float2(-1.0f); }
+    coord += 0.5f;
+    coord /= screen_scale;
+    return coord;
+}
+
+static float crtpi_scan_weight(float dist, float sw, float gap) {
+    return max(1.0f - dist * dist * sw, gap);
+}
+
+static float crtpi_scan_line(float dy, float filter_w, float sw, float gap, bool ms) {
+    float w = crtpi_scan_weight(dy, sw, gap);
+    if (ms) {
+        w += crtpi_scan_weight(dy - filter_w, sw, gap);
+        w += crtpi_scan_weight(dy + filter_w, sw, gap);
+        w *= 0.3333333f;
+    }
+    return w;
+}
+
+fragment float4 crtpi_fs(PostVOut                in    [[stage_in]],
+                          texture2d<float>        tex   [[texture(0)]],
+                          sampler                 samp  [[sampler(0)]],
+                          constant CrtPiUniforms& u     [[buffer(0)]]) {
+    float2 tex_size = float2(u.texture_width, u.texture_height);
+    // Amplada del filtre de scanline analític. 768 = alçada de referència
+    // CRT a la qual es va tarar l'algoritme original; 3 = divisió per
+    // subpíxel (R/G/B) del multisample. El resultat escala amb la textura
+    // d'entrada, de manera que més alçada → filtre més fi.
+    const float CRT_REFERENCE_HEIGHT = 768.0f;
+    const float SUBPIXEL_DIV = 3.0f;
+    float filter_width = (CRT_REFERENCE_HEIGHT / u.texture_height) / SUBPIXEL_DIV;
+    float2 texcoord = in.uv;
+
+    if (u.enable_curvature != 0) {
+        texcoord = crtpi_distort(texcoord, float2(1.0f, 1.0f), u.curvature_x, u.curvature_y);
+        if (texcoord.x < 0.0f) { return float4(0.0f, 0.0f, 0.0f, 1.0f); }
+    }
+
+    float2 coord_in_pixels = texcoord * tex_size;
+    float2 tc;
+    float scan_weight;
+
+    if (u.enable_sharper != 0) {
+        float2 temp = floor(coord_in_pixels) + 0.5f;
+        tc = temp / tex_size;
+        float2 deltas = coord_in_pixels - temp;
+        scan_weight = crtpi_scan_line(deltas.y, filter_width, u.scanline_weight, u.scanline_gap_brightness, u.enable_multisample != 0);
+        float2 signs = sign(deltas);
+        deltas.x *= 2.0f;
+        deltas = deltas * deltas;
+        deltas.y = deltas.y * deltas.y;
+        deltas.x *= 0.5f;
+        deltas.y *= 8.0f;
+        deltas /= tex_size;
+        deltas *= signs;
+        tc = tc + deltas;
+    } else {
+        float temp_y  = floor(coord_in_pixels.y) + 0.5f;
+        float y_coord = temp_y / tex_size.y;
+        float dy      = coord_in_pixels.y - temp_y;
+        scan_weight   = crtpi_scan_line(dy, filter_width, u.scanline_weight, u.scanline_gap_brightness, u.enable_multisample != 0);
+        float sign_y  = sign(dy);
+        dy = dy * dy;
+        dy = dy * dy;
+        dy *= 8.0f;
+        dy /= tex_size.y;
+        dy *= sign_y;
+        tc = float2(texcoord.x, y_coord + dy);
+    }
+
+    float3 colour = tex.sample(samp, tc).rgb;
+
+    if (u.enable_scanlines != 0) {
+        if (u.enable_gamma != 0) { colour = pow(colour, float3(u.input_gamma)); }
+        colour *= scan_weight * u.bloom_factor;
+        if (u.enable_gamma != 0) { colour = pow(colour, float3(1.0f / u.output_gamma)); }
+    }
+
+    if (u.mask_type == 1) {
+        float wm = fract(in.pos.x * 0.5f);
+        float3 mask = (wm < 0.5f) ? float3(u.mask_brightness, 1.0f, u.mask_brightness)
+                                   : float3(1.0f, u.mask_brightness, 1.0f);
+        colour *= mask;
+    } else if (u.mask_type == 2) {
+        float wm = fract(in.pos.x * 0.3333333f);
+        float3 mask = float3(u.mask_brightness);
+        if (wm < 0.3333333f)      mask.x = 1.0f;
+        else if (wm < 0.6666666f) mask.y = 1.0f;
+        else                      mask.z = 1.0f;
+        colour *= mask;
+    }
+
+    return float4(colour, 1.0f);
+}
+)";
+
+}  // namespace Rendering::Msl
+
+#endif  // __APPLE__

source/core/rendering/sdl3gpu/msl/postfx_frag.msl.h

@@ -0,0 +1,168 @@
+#pragma once
+
+#ifdef __APPLE__
+
+// Fragment shader del shader "postfx": vignette, chroma, scanlines, mask,
+// gamma, curvature, bleeding i flicker. Els paràmetres venen via uniforms.
+//
+// IMPORTANT: mantenir sincronitzat a mà amb data/shaders/postfx.frag. SDL3 GPU
+// compila aquest string MSL en runtime; no hi ha generador automàtic. Qualsevol
+// canvi a la struct d'uniforms o a la lògica del GLSL cal replicar-lo ací al
+// mateix commit. Mida total = 64 bytes (4 × vec4).
+namespace Rendering::Msl {
+
+    inline constexpr const char* kPostfxFrag = R"(
+#include <metal_stdlib>
+using namespace metal;
+
+struct PostVOut {
+    float4 pos [[position]];
+    float2 uv;
+};
+
+struct PostFXUniforms {
+    float vignette_strength;
+    float chroma_min;
+    float scanline_strength;
+    float screen_height;
+    float mask_strength;
+    float gamma_strength;
+    float curvature;
+    float bleeding;
+    float pixel_scale;
+    float time;
+    float flicker;
+    float chroma_max;
+    // vec4 #3 — paràmetres de scanlines (exposats per preset YAML)
+    float scan_dark_ratio;
+    float scan_dark_floor;
+    float scan_edge_soft;
+    float pad3;
+};
+
+// Mostreig bilinear horitzontal d'un canal RGB. Evita el "tic-tac" del sampler
+// NEAREST quan l'offset de chroma és subpíxel.
+static float sampleBilinearX(float2 uv_target, int channel, texture2d<float> scene, sampler samp) {
+    float2 tex_size = float2(scene.get_width(), scene.get_height());
+    float px = uv_target.x * tex_size.x - 0.5f;
+    float p_floor = floor(px);
+    float f = px - p_floor;
+    float4 c0 = scene.sample(samp, float2((p_floor + 0.5f) / tex_size.x, uv_target.y));
+    float4 c1 = scene.sample(samp, float2((p_floor + 1.5f) / tex_size.x, uv_target.y));
+    return mix(c0[channel], c1[channel], f);
+}
+
+static float3 rgb_to_ycc(float3 rgb) {
+    return float3(
+         0.299f*rgb.r + 0.587f*rgb.g + 0.114f*rgb.b,
+        -0.169f*rgb.r - 0.331f*rgb.g + 0.500f*rgb.b + 0.5f,
+         0.500f*rgb.r - 0.419f*rgb.g - 0.081f*rgb.b + 0.5f
+    );
+}
+static float3 ycc_to_rgb(float3 ycc) {
+    float y  = ycc.x;
+    float cb = ycc.y - 0.5f;
+    float cr = ycc.z - 0.5f;
+    return clamp(float3(
+        y + 1.402f*cr,
+        y - 0.344f*cb - 0.714f*cr,
+        y + 1.772f*cb
+    ), 0.0f, 1.0f);
+}
+
+fragment float4 postfx_fs(PostVOut                 in    [[stage_in]],
+                           texture2d<float>         scene [[texture(0)]],
+                           sampler                  samp  [[sampler(0)]],
+                           constant PostFXUniforms& u     [[buffer(0)]]) {
+    float2 uv = in.uv;
+
+    if (u.curvature > 0.0f) {
+        float2 c = uv - 0.5f;
+        float rsq = dot(c, c);
+        float2 dist = float2(0.05f, 0.1f) * u.curvature;
+        float2 barrelScale = 1.0f - 0.23f * dist;
+        c += c * (dist * rsq);
+        c *= barrelScale;
+        if (abs(c.x) >= 0.5f || abs(c.y) >= 0.5f) {
+            return float4(0.0f, 0.0f, 0.0f, 1.0f);
+        }
+        uv = c + 0.5f;
+    }
+
+    float3 base = scene.sample(samp, uv).rgb;
+
+    float3 colour;
+    if (u.bleeding > 0.0f) {
+        float tw    = float(scene.get_width());
+        float step  = 1.0f / tw;
+        float3 ycc    = rgb_to_ycc(base);
+        float3 ycc_l2 = rgb_to_ycc(scene.sample(samp, uv - float2(2.0f*step, 0.0f)).rgb);
+        float3 ycc_l1 = rgb_to_ycc(scene.sample(samp, uv - float2(1.0f*step, 0.0f)).rgb);
+        float3 ycc_r1 = rgb_to_ycc(scene.sample(samp, uv + float2(1.0f*step, 0.0f)).rgb);
+        float3 ycc_r2 = rgb_to_ycc(scene.sample(samp, uv + float2(2.0f*step, 0.0f)).rgb);
+        ycc.yz = (ycc_l2.yz + ycc_l1.yz*2.0f + ycc.yz*2.0f + ycc_r1.yz*2.0f + ycc_r2.yz) / 8.0f;
+        colour = mix(base, ycc_to_rgb(ycc), u.bleeding);
+    } else {
+        colour = base;
+    }
+
+    // Chroma — varia entre chroma_min i chroma_max via sinusoidal; si min == max
+    // queda estàtic. Mostreig bilinear horitzontal per evitar el "tic-tac" del
+    // NEAREST sampler amb offsets subpíxel.
+    if (u.chroma_min > 0.0f || u.chroma_max > 0.0f) {
+        float ca = mix(u.chroma_min, u.chroma_max, 0.5f + 0.5f * sin(u.time * 7.3f)) * 0.005f;
+        colour.r = sampleBilinearX(uv + float2(ca, 0.0f), 0, scene, samp);
+        colour.b = sampleBilinearX(uv - float2(ca, 0.0f), 2, scene, samp);
+    }
+
+    if (u.gamma_strength > 0.0f) {
+        float3 lin = pow(colour, float3(2.4f));
+        colour = mix(colour, lin, u.gamma_strength);
+    }
+
+    // Scanlines — 3 subpíxels per fila lògica (2 brillants + 1 fosca). Transició
+    // suavitzada amb smoothstep d'ample ≈ 1 píxel físic (estil crtpi: filtratge
+    // analític continu). scan_edge_soft = 0 recupera el step dur de l'original.
+    if (u.scanline_strength > 0.0f) {
+        float ps          = max(u.pixel_scale, 1.0f);
+        float sub         = fract(uv.y * u.screen_height);
+        float dark_center = 1.0f - u.scan_dark_ratio * 0.5f;
+        float d           = abs(sub - dark_center);
+        d                 = min(d, 1.0f - d);
+        float half_width  = u.scan_dark_ratio * 0.5f;
+        float softness    = u.scan_edge_soft * 0.5f / ps;
+        float band        = 1.0f - smoothstep(half_width - softness, half_width + softness, d);
+        float scan        = mix(1.0f, u.scan_dark_floor, band);
+        colour           *= mix(1.0f, scan, u.scanline_strength);
+    }
+
+    if (u.gamma_strength > 0.0f) {
+        float3 enc = pow(colour, float3(1.0f/2.2f));
+        colour = mix(colour, enc, u.gamma_strength);
+    }
+
+    float2 d = uv - 0.5f;
+    float vignette = 1.0f - dot(d, d) * u.vignette_strength;
+    colour *= clamp(vignette, 0.0f, 1.0f);
+
+    if (u.mask_strength > 0.0f) {
+        float whichMask = fract(in.pos.x * 0.3333333f);
+        float3 mask = float3(0.80f);
+        if (whichMask < 0.3333333f)       mask.x = 1.0f;
+        else if (whichMask < 0.6666667f)  mask.y = 1.0f;
+        else                              mask.z = 1.0f;
+        colour = mix(colour, colour * mask, u.mask_strength);
+    }
+
+    if (u.flicker > 0.0f) {
+        float flicker_wave = sin(u.time * 100.0f) * 0.5f + 0.5f;
+        colour *= 1.0f - u.flicker * 0.04f * flicker_wave;
+    }
+
+    return float4(colour, 1.0f);
+}
+)";
+
+}  // namespace Rendering::Msl
+
+#endif  // __APPLE__

source/core/rendering/sdl3gpu/msl/postfx_vert.msl.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#ifdef __APPLE__
+
+// Vertex shader compartit per tots els pipelines de post-procés:
+// fullscreen-triangle que cobreix tota l'àrea del swapchain amb UVs a [0,1].
+namespace Rendering::Msl {
+
+    inline constexpr const char* kPostfxVert = R"(
+#include <metal_stdlib>
+using namespace metal;
+
+struct PostVOut {
+    float4 pos [[position]];
+    float2 uv;
+};
+
+vertex PostVOut postfx_vs(uint vid [[vertex_id]]) {
+    const float2 positions[3] = { {-1.0, -1.0}, {3.0, -1.0}, {-1.0, 3.0} };
+    const float2 uvs[3]       = { { 0.0,  1.0}, {2.0,  1.0}, { 0.0,-1.0} };
+    PostVOut out;
+    out.pos = float4(positions[vid], 0.0, 1.0);
+    out.uv  = uvs[vid];
+    return out;
+}
+)";
+
+}  // namespace Rendering::Msl
+
+#endif  // __APPLE__

source/core/rendering/sdl3gpu/msl/upscale_frag.msl.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#ifdef __APPLE__
+
+// Fragment shader d'upscale (mostreig directe). S'usa per al pas de resolució
+// interna (scene_texture → internal_texture) quan internal_resolution > 1.
+namespace Rendering::Msl {
+
+    inline constexpr const char* kUpscaleFrag = R"(
+#include <metal_stdlib>
+using namespace metal;
+struct VertOut { float4 pos [[position]]; float2 uv; };
+fragment float4 upscale_fs(VertOut in [[stage_in]],
+    texture2d<float> scene [[texture(0)]],
+    sampler smp [[sampler(0)]])
+{
+    return scene.sample(smp, in.uv);
+}
+)";
+
+}  // namespace Rendering::Msl
+
+#endif  // __APPLE__

source/core/rendering/sdl3gpu/sdl3gpu_shader.hpp

@@ -7,20 +7,28 @@
 
 // PostFX uniforms pushed to fragment stage each frame.
 // Must match the MSL struct and GLSL uniform block layout.
-// 12 floats = 48 bytes — meets Metal/Vulkan 16-byte alignment requirement.
+// 16 floats = 64 bytes (4 × vec4) — meets Metal/Vulkan 16-byte alignment.
 struct PostFXUniforms {
+    // vec4 #0
     float vignette_strength;  // 0 = none, ~0.8 = subtle
-    float chroma_strength;    // 0 = off, ~0.2 = subtle chromatic aberration
+    float chroma_min;         // aberració cromàtica mínima (sempre present)
     float scanline_strength;  // 0 = off, 1 = full
     float screen_height;      // logical height in pixels (used by bleeding effect)
-    float mask_strength;      // 0 = off, 1 = full phosphor dot mask
-    float gamma_strength;     // 0 = off, 1 = full gamma 2.4/2.2 correction
-    float curvature;          // 0 = flat, 1 = max barrel distortion
-    float bleeding;           // 0 = off, 1 = max NTSC chrominance bleeding
-    float pixel_scale;        // physical pixels per logical pixel (vh / tex_height_)
-    float time;               // seconds since SDL init (SDL_GetTicks() / 1000.0f)
-    float oversample;         // supersampling factor (1.0 = off, 3.0 = 3×SS)
-    float flicker;            // 0 = off, 1 = phosphor flicker ~50 Hz — keep struct at 48 bytes (3 × 16)
+    // vec4 #1
+    float mask_strength;   // 0 = off, 1 = full phosphor dot mask
+    float gamma_strength;  // 0 = off, 1 = full gamma 2.4/2.2 correction
+    float curvature;       // 0 = flat, 1 = max barrel distortion
+    float bleeding;        // 0 = off, 1 = max NTSC chrominance bleeding
+    // vec4 #2
+    float pixel_scale;  // physical pixels per logical pixel (vh / tex_height_)
+    float time;         // seconds since SDL init (SDL_GetTicks() / 1000.0f)
+    float flicker;      // 0 = off, 1 = phosphor flicker ~50 Hz
+    float chroma_max;   // si == chroma_min queda estàtic; si != pulsa sinusoidalment
+    // vec4 #3 — paràmetres de forma de les scanlines (exposats per preset)
+    float scan_dark_ratio;  // fracció de subfila fosca (1/3 = 0.333 per defecte)
+    float scan_dark_floor;  // brillantor de la subfila fosca (0.42 per defecte)
+    float scan_edge_soft;   // suavitzat de la transició (0 = step dur, 1 = 1px físic)
+    float pad3;
 };
 
 // CrtPi uniforms pushed to fragment stage each frame.
@@ -49,15 +57,6 @@ struct CrtPiUniforms {
     float texture_height;  // Alto del canvas en píxeles (inyectado en render)
 };
 
-// Downscale uniforms pushed to the Lanczos downscale fragment stage.
-// 1 int + 3 floats = 16 bytes — meets Metal/Vulkan alignment.
-struct DownscaleUniforms {
-    int algorithm;  // 0 = Lanczos2 (ventana 2), 1 = Lanczos3 (ventana 3)
-    float pad0;
-    float pad1;
-    float pad2;
-};
-
 namespace Rendering {
 
     /**
@@ -78,7 +77,7 @@ namespace Rendering {
             const std::string& fragment_source) -> bool override;
 
         void render() override;
-        void setTextureSize(float width, float height) override {}
+        void setTextureSize(float /*width*/, float /*height*/) override {}
         void cleanup() final;  // Libera pipeline/texturas pero mantiene el device vivo
         void destroy();        // Limpieza completa (device + swapchain); llamar solo al cerrar
         [[nodiscard]] auto isHardwareAccelerated() const -> bool override { return is_initialized_; }
@@ -99,15 +98,6 @@ namespace Rendering {
         // Selecciona el mode de presentació lògica (DISABLED/STRETCH/LETTERBOX/OVERSCAN/INTEGER)
         void setScalingMode(Options::ScalingMode mode) override;
 
-        // Establece factor de supersampling (1 = off, 3 = 3×SS)
-        void setOversample(int factor) override;
-
-        // Selecciona algoritmo de downscale: 0=bilinear legacy, 1=Lanczos2, 2=Lanczos3
-        void setDownscaleAlgo(int algo) override;
-
-        // Devuelve las dimensiones de la textura de supersampling (0,0 si SS desactivado)
-        [[nodiscard]] auto getSsTextureSize() const -> std::pair<int, int> override;
-
         // Selecciona el shader de post-procesado activo (POSTFX o CRTPI)
         void setActiveShader(ShaderType type) override;
 
@@ -118,8 +108,8 @@ namespace Rendering {
         [[nodiscard]] auto getActiveShader() const -> ShaderType override { return active_shader_; }
 
         // Estirament vertical 4:3 (fusionat amb l'upscale pass)
-        void setStretch4_3(bool enabled) override;
-        [[nodiscard]] auto isStretch4_3() const -> bool override { return stretch_4_3_; }
+        void setStretch43(bool enabled) override;
+        [[nodiscard]] auto isStretch43() const -> bool override { return stretch_4_3_; }
 
         // Filtre de textura global (sempre aplicat, independent de 4:3)
         void setTextureFilter(Options::TextureFilter filter) override {
@@ -146,39 +136,62 @@ namespace Rendering {
             Uint32 num_uniform_buffers) -> SDL_GPUShader*;
 
         auto createPipeline() -> bool;
-        auto createCrtPiPipeline() -> bool;              // Pipeline dedicado para el shader CrtPi
-        auto reinitTexturesAndBuffer() -> bool;          // Recrea scene_texture_ y upload_buffer_
-        auto recreateScaledTexture(int factor) -> bool;  // Recrea scaled_texture_ para factor dado
-        auto recreateInternalTexture() -> bool;          // Recrea internal_texture_ (res interna × N)
-        static auto calcSsFactor(float zoom) -> int;     // Primer múltiplo de 3 >= zoom (mín 3)
+        auto createCrtPiPipeline() -> bool;      // Pipeline dedicado para el shader CrtPi
+        auto reinitTexturesAndBuffer() -> bool;  // Recrea scene_texture_ y upload_buffer_
+        auto recreateInternalTexture() -> bool;  // Recrea internal_texture_ (res interna × N)
         // Devuelve el mejor present mode disponible: IMMEDIATE > MAILBOX > VSYNC
         [[nodiscard]] auto bestPresentMode(bool vsync) const -> SDL_GPUPresentMode;
 
         SDL_Window* window_ = nullptr;
         SDL_GPUDevice* device_ = nullptr;
-        SDL_GPUGraphicsPipeline* pipeline_ = nullptr;                   // PostFX pass (→ swapchain o → postfx_texture_)
-        SDL_GPUGraphicsPipeline* crtpi_pipeline_ = nullptr;             // CrtPi pass (→ swapchain directo, sin SS)
-        SDL_GPUGraphicsPipeline* postfx_offscreen_pipeline_ = nullptr;  // PostFX → postfx_texture_ (B8G8R8A8, solo con Lanczos)
-        SDL_GPUGraphicsPipeline* upscale_pipeline_ = nullptr;           // Upscale pass (solo con SS)
-        SDL_GPUGraphicsPipeline* downscale_pipeline_ = nullptr;         // Lanczos downscale (solo con SS + algo > 0)
-        SDL_GPUTexture* scene_texture_ = nullptr;                       // Canvas del joc (game_width_ × game_height_)
-        SDL_GPUTexture* internal_texture_ = nullptr;                    // Resolució interna ampliada (game·N × game·N), si N>1
-        SDL_GPUTexture* scaled_texture_ = nullptr;                      // Upscale target (game×factor, amb 4:3 si actiu)
-        SDL_GPUTexture* postfx_texture_ = nullptr;                      // PostFX output a resolució escalada, sols amb Lanczos
+        SDL_GPUGraphicsPipeline* pipeline_ = nullptr;          // PostFX pass → swapchain
+        SDL_GPUGraphicsPipeline* crtpi_pipeline_ = nullptr;    // CrtPi pass → swapchain
+        SDL_GPUGraphicsPipeline* upscale_pipeline_ = nullptr;  // Upscale per al pas de resolució interna
+        SDL_GPUTexture* scene_texture_ = nullptr;              // Canvas del joc (game_width_ × game_height_)
+        SDL_GPUTexture* internal_texture_ = nullptr;           // Resolució interna ampliada (game·N × game·N), si N>1
         SDL_GPUTransferBuffer* upload_buffer_ = nullptr;
         SDL_GPUSampler* sampler_ = nullptr;         // NEAREST
-        SDL_GPUSampler* linear_sampler_ = nullptr;  // LINEAR
+        SDL_GPUSampler* linear_sampler_ = nullptr;  // LINEAR (per texture_filter_linear_)
 
-        PostFXUniforms uniforms_{.vignette_strength = 0.6F, .chroma_strength = 0.15F, .scanline_strength = 0.7F, .screen_height = 200.0F, .pixel_scale = 1.0F, .oversample = 1.0F};
-        CrtPiUniforms crtpi_uniforms_{.scanline_weight = 6.0F, .scanline_gap_brightness = 0.12F, .bloom_factor = 3.5F, .input_gamma = 2.4F, .output_gamma = 2.2F, .mask_brightness = 0.80F, .curvature_x = 0.05F, .curvature_y = 0.10F, .mask_type = 2, .enable_scanlines = 1, .enable_multisample = 1, .enable_gamma = 1};
+        PostFXUniforms uniforms_{
+            .vignette_strength = 0.6F,
+            .chroma_min = 0.15F,
+            .scanline_strength = 0.7F,
+            .screen_height = 200.0F,
+            .mask_strength = 0.0F,
+            .gamma_strength = 0.0F,
+            .curvature = 0.0F,
+            .bleeding = 0.0F,
+            .pixel_scale = 1.0F,
+            .time = 0.0F,
+            .flicker = 0.0F,
+            .chroma_max = 0.15F,
+            .scan_dark_ratio = 0.333F,
+            .scan_dark_floor = 0.42F,
+            .scan_edge_soft = 1.0F,
+            .pad3 = 0.0F};
+        CrtPiUniforms crtpi_uniforms_{
+            .scanline_weight = 6.0F,
+            .scanline_gap_brightness = 0.12F,
+            .bloom_factor = 3.5F,
+            .input_gamma = 2.4F,
+            .output_gamma = 2.2F,
+            .mask_brightness = 0.80F,
+            .curvature_x = 0.05F,
+            .curvature_y = 0.10F,
+            .mask_type = 2,
+            .enable_scanlines = 1,
+            .enable_multisample = 1,
+            .enable_gamma = 1,
+            .enable_curvature = 0,
+            .enable_sharper = 0,
+            .texture_width = 0.0F,
+            .texture_height = 0.0F};
         ShaderType active_shader_ = ShaderType::POSTFX;  // Shader de post-procesado activo
 
         int game_width_ = 0;  // Dimensions originals del canvas
         int game_height_ = 0;
-        int ss_factor_ = 0;       // Factor SS activo (3, 6, 9...) o 0 si SS desactivado
-        int oversample_ = 1;      // SS on/off (1 = off, >1 = on)
-        int downscale_algo_ = 1;  // 0 = bilinear legacy, 1 = Lanczos2, 2 = Lanczos3
-        int internal_res_ = 1;    // Multiplicador de resolució interna (1 = off)
+        int internal_res_ = 1;  // Multiplicador de resolució interna (1 = off)
         std::string driver_name_;
         std::string preferred_driver_;  // Driver preferido; vacío = auto (SDL elige)
         bool is_initialized_ = false;

source/core/rendering/shader_backend.hpp

@@ -2,6 +2,7 @@
 
 #include <SDL3/SDL.h>
 
+#include <cstdint>
 #include <string>
 #include <utility>
 
@@ -10,7 +11,7 @@
 namespace Rendering {
 
     /** @brief Identificador del shader de post-procesado activo */
-    enum class ShaderType { POSTFX,
+    enum class ShaderType : std::uint8_t { POSTFX,
         CRTPI };
 
     /**
@@ -20,12 +21,19 @@ namespace Rendering {
     struct PostFXParams {
         float vignette = 0.0F;   // Intensidad de la viñeta
         float scanlines = 0.0F;  // Intensidad de las scanlines
-        float chroma = 0.0F;     // Aberración cromática
+        // Aberració cromàtica — varia entre min i max via sinusoidal; si coincideixen
+        // queda estàtica. min > 0 garanteix que la imatge mai sigui lliure de chroma.
+        float chroma_min = 0.0F;
+        float chroma_max = 0.0F;
         float mask = 0.0F;       // Máscara de fósforo RGB
         float gamma = 0.0F;      // Corrección gamma (blend 0=off, 1=full)
         float curvature = 0.0F;  // Curvatura barrel CRT
         float bleeding = 0.0F;   // Sangrado de color NTSC
         float flicker = 0.0F;    // Parpadeo de fósforo CRT ~50 Hz
+        // Forma de les scanlines — 3 subpíxels per fila lògica per defecte.
+        float scan_dark_ratio = 0.333F;  // fracció obscura (1/3)
+        float scan_dark_floor = 0.42F;   // brillantor subfila fosca
+        float scan_edge_soft = 1.0F;     // 0 = step dur; 1 = suavitzat 1 px físic
     };
 
     /**
@@ -111,27 +119,6 @@ namespace Rendering {
          */
         virtual void setScalingMode(Options::ScalingMode /*mode*/) {}
 
-        /**
-         * @brief Establece el factor de supersampling (1 = off, 3 = 3× SS)
-         * Con factor > 1, la textura GPU se crea a game×factor resolución y
-         * las scanlines se hornean en CPU (uploadPixels). El sampler usa LINEAR.
-         */
-        virtual void setOversample(int /*factor*/) {}
-
-        /**
-         * @brief Selecciona el algoritmo de downscale tras el PostFX (SS activo).
-         * 0 = bilinear legacy (comportamiento actual, sin textura intermedia),
-         * 1 = Lanczos2 (ventana 2, ~25 muestras), 2 = Lanczos3 (ventana 3, ~49 muestras).
-         */
-        virtual void setDownscaleAlgo(int /*algo*/) {}
-        [[nodiscard]] virtual auto getDownscaleAlgo() const -> int { return 0; }
-
-        /**
-         * @brief Devuelve las dimensiones de la textura de supersampling.
-         * @return Par (ancho, alto) en píxeles; (0, 0) si SS está desactivado.
-         */
-        [[nodiscard]] virtual auto getSsTextureSize() const -> std::pair<int, int> { return {0, 0}; }
-
         /**
          * @brief Verifica si el backend está usando aceleración por hardware
          * @return true si usa aceleración (OpenGL/Metal/Vulkan)
@@ -170,8 +157,8 @@ namespace Rendering {
          * @brief Activa/desactiva estirament vertical 4:3 (200→240 línies efectives).
          * Només afecta el viewport, no les textures ni els shaders.
          */
-        virtual void setStretch4_3(bool /*enabled*/) {}
-        [[nodiscard]] virtual auto isStretch4_3() const -> bool { return false; }
+        virtual void setStretch43(bool /*enabled*/) {}
+        [[nodiscard]] virtual auto isStretch43() const -> bool { return false; }
 
         /**
          * @brief Filtre de textura global per a l'upscale final (sempre aplicat).

source/core/rendering/text.cpp

@@ -1,5 +1,6 @@
 #include "core/rendering/text.hpp"
 
+#include <algorithm>
 #include <cstdio>
 #include <cstdlib>
 #include <cstring>
@@ -12,7 +13,8 @@
 
 // Forward declarations de gif.h (inclòs des de jdraw8.cpp, no es pot incloure dos vegades)
 struct rgb;
-extern unsigned char* LoadGif(unsigned char* data, unsigned short* w, unsigned short* h);
+// NOLINTNEXTLINE(readability-identifier-naming) — exportat per external/gif.h, no controlem el nom.
+extern auto LoadGif(unsigned char* data, unsigned short* w, unsigned short* h) -> unsigned char*;
 
 Text::Text(const char* fnt_file, const char* gif_file) {
     loadBitmap(gif_file);
@@ -23,7 +25,9 @@ Text::Text(const char* fnt_file, const char* gif_file) {
 
 auto Text::nextCodepoint(const char*& ptr) -> uint32_t {
     auto byte = static_cast<uint8_t>(*ptr);
-    if (byte == 0) return 0;
+    if (byte == 0) {
+        return 0;
+    }
 
     uint32_t cp = 0;
     int extra = 0;
@@ -47,7 +51,9 @@ auto Text::nextCodepoint(const char*& ptr) -> uint32_t {
     ptr++;
     for (int i = 0; i < extra; i++) {
         auto cont = static_cast<uint8_t>(*ptr);
-        if ((cont & 0xC0) != 0x80) return 0xFFFD;
+        if ((cont & 0xC0) != 0x80) {
+            return 0xFFFD;
+        }
         cp = (cp << 6) | (cont & 0x3F);
         ptr++;
     }
@@ -71,7 +77,9 @@ void Text::loadFont(const char* fnt_file) {
 
     while (std::getline(stream, line)) {
         // Ignora comentaris i línies buides
-        if (line.empty() || line[0] == '#') continue;
+        if (line.empty() || line[0] == '#') {
+            continue;
+        }
 
         // Elimina comentaris inline
         auto comment_pos = line.find('#');
@@ -133,9 +141,10 @@ void Text::loadBitmap(const char* gif_file) {
     int w = raw[6] | (raw[7] << 8);
     int h = raw[8] | (raw[9] << 8);
 
-    unsigned short gw = 0, gh = 0;
+    unsigned short gw = 0;
+    unsigned short gh = 0;
     Uint8* pixels = LoadGif(raw, &gw, &gh);
-    if (!pixels) {
+    if (pixels == nullptr) {
         std::cerr << "Text: unable to decode GIF: " << gif_file << '\n';
         return;
     }
@@ -150,50 +159,57 @@ void Text::loadBitmap(const char* gif_file) {
 
 // --- Renderitzat ---
 
-void Text::draw(Uint32* pixel_data, int x, int y, const char* text, Uint32 color) const {
-    if (bitmap_.empty() || !pixel_data) return;
+auto Text::resolveGlyph(uint32_t cp) const -> const GlyphInfo* {
+    auto it = glyphs_.find(cp);
+    if (it != glyphs_.end()) {
+        return &it->second;
+    }
+    it = glyphs_.find('?');
+    return (it != glyphs_.end()) ? &it->second : nullptr;
+}
 
-    const char* ptr = text;
-    int cursor_x = x;
-
-    while (*ptr) {
-        uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
-
-        auto it = glyphs_.find(cp);
-        if (it == glyphs_.end()) {
-            it = glyphs_.find('?');
-            if (it == glyphs_.end()) {
-                cursor_x += box_width_;
+void Text::blitGlyph(Uint32* pixel_data, int dst_x, int dst_y, const GlyphInfo& glyph, Uint32 color, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) const {
+    const int GY_START = std::max(0, clip_y_min - dst_y);
+    const int GY_END = std::min(box_height_, clip_y_max - dst_y);
+    const int GX_START = std::max(0, clip_x_min - dst_x);
+    const int GX_END = std::min(glyph.w, clip_x_max - dst_x);
+    for (int gy = GY_START; gy < GY_END; gy++) {
+        const int SRC_Y = glyph.y + gy;
+        if (SRC_Y >= bitmap_height_) {
+            continue;
+        }
+        const int DST_ROW = dst_y + gy;
+        for (int gx = GX_START; gx < GX_END; gx++) {
+            const int SRC_X = glyph.x + gx;
+            if (SRC_X >= bitmap_width_) {
                 continue;
             }
-        }
-
-        const auto& glyph = it->second;
-
-        // Pinta glifo pixel a pixel
-        for (int gy = 0; gy < box_height_; gy++) {
-            int dst_y = y + gy;
-            if (dst_y < 0 || dst_y >= SCREEN_HEIGHT) continue;
-
-            for (int gx = 0; gx < glyph.w; gx++) {
-                int dst_x = cursor_x + gx;
-                if (dst_x < 0 || dst_x >= SCREEN_WIDTH) continue;
-
-                int src_x = glyph.x + gx;
-                int src_y = glyph.y + gy;
-
-                if (src_x >= bitmap_width_ || src_y >= bitmap_height_) continue;
-
-                Uint8 pixel = bitmap_[src_x + src_y * bitmap_width_];
-                // Píxel no transparent (índex 0 és fons típicament)
-                if (pixel != 0) {
-                    pixel_data[dst_x + dst_y * SCREEN_WIDTH] = color;
-                }
+            const Uint8 PIXEL = bitmap_[SRC_X + (SRC_Y * bitmap_width_)];
+            if (PIXEL != 0) {
+                pixel_data[(dst_x + gx) + (DST_ROW * SCREEN_WIDTH)] = color;
             }
         }
+    }
+}
 
-        cursor_x += glyph.w + 1;  // +1 kerning
+void Text::draw(Uint32* pixel_data, int x, int y, const char* text, Uint32 color) const {
+    if (bitmap_.empty() || (pixel_data == nullptr)) {
+        return;
+    }
+    const char* ptr = text;
+    int cursor_x = x;
+    while (*ptr != 0) {
+        uint32_t cp = nextCodepoint(ptr);
+        if (cp == 0) {
+            break;
+        }
+        const GlyphInfo* glyph = resolveGlyph(cp);
+        if (glyph == nullptr) {
+            cursor_x += box_width_;
+            continue;
+        }
+        blitGlyph(pixel_data, cursor_x, y, *glyph, color, 0, SCREEN_WIDTH, 0, SCREEN_HEIGHT);
+        cursor_x += glyph->w + 1;
     }
 }
 
@@ -204,152 +220,82 @@ void Text::drawCentered(Uint32* pixel_data, int y, const char* text, Uint32 colo
 }
 
 void Text::drawClipped(Uint32* pixel_data, int x, int y, const char* text, Uint32 color, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) const {
-    if (bitmap_.empty() || !pixel_data) return;
-
-    // Descart ràpid si el glifo sencer cau fora verticalment
-    if (y + box_height_ <= clip_y_min || y >= clip_y_max) return;
-
+    if (bitmap_.empty() || (pixel_data == nullptr)) {
+        return;
+    }
+    if (y + box_height_ <= clip_y_min || y >= clip_y_max) {
+        return;
+    }
+    const int X_MIN = std::max(0, clip_x_min);
+    const int X_MAX = std::min(SCREEN_WIDTH, clip_x_max);
+    const int Y_MIN = std::max(0, clip_y_min);
+    const int Y_MAX = std::min(SCREEN_HEIGHT, clip_y_max);
     const char* ptr = text;
     int cursor_x = x;
-
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
-
-        auto it = glyphs_.find(cp);
-        if (it == glyphs_.end()) {
-            it = glyphs_.find('?');
-            if (it == glyphs_.end()) {
-                cursor_x += box_width_;
-                continue;
-            }
+        if (cp == 0) {
+            break;
         }
-
-        const auto& glyph = it->second;
-
-        // Si el glifo està completament fora del clip horitzontal, salta
-        if (cursor_x + glyph.w <= clip_x_min || cursor_x >= clip_x_max) {
-            cursor_x += glyph.w + 1;
+        const GlyphInfo* glyph = resolveGlyph(cp);
+        if (glyph == nullptr) {
+            cursor_x += box_width_;
             continue;
         }
-
-        for (int gy = 0; gy < box_height_; gy++) {
-            int dst_y = y + gy;
-            if (dst_y < 0 || dst_y >= SCREEN_HEIGHT) continue;
-            if (dst_y < clip_y_min || dst_y >= clip_y_max) continue;
-
-            for (int gx = 0; gx < glyph.w; gx++) {
-                int dst_x = cursor_x + gx;
-                if (dst_x < 0 || dst_x >= SCREEN_WIDTH) continue;
-                if (dst_x < clip_x_min || dst_x >= clip_x_max) continue;
-
-                int src_x = glyph.x + gx;
-                int src_y = glyph.y + gy;
-                if (src_x >= bitmap_width_ || src_y >= bitmap_height_) continue;
-
-                Uint8 pixel = bitmap_[src_x + src_y * bitmap_width_];
-                if (pixel != 0) {
-                    pixel_data[dst_x + dst_y * SCREEN_WIDTH] = color;
-                }
-            }
+        if (cursor_x + glyph->w > X_MIN && cursor_x < X_MAX) {
+            blitGlyph(pixel_data, cursor_x, y, *glyph, color, X_MIN, X_MAX, Y_MIN, Y_MAX);
         }
-
-        cursor_x += glyph.w + 1;
+        cursor_x += glyph->w + 1;
     }
 }
 
 void Text::drawMono(Uint32* pixel_data, int x, int y, const char* text, Uint32 color, int cell_w) const {
-    if (bitmap_.empty() || !pixel_data) return;
-
+    if (bitmap_.empty() || (pixel_data == nullptr)) {
+        return;
+    }
     const char* ptr = text;
     int cursor_x = x;
-
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
-
-        auto it = glyphs_.find(cp);
-        if (it == glyphs_.end()) {
-            it = glyphs_.find('?');
-            if (it == glyphs_.end()) {
-                cursor_x += cell_w;
-                continue;
-            }
+        if (cp == 0) {
+            break;
         }
-
-        const auto& glyph = it->second;
-        // Centra el glif dins la cel·la
-        int glyph_x = cursor_x + (cell_w - glyph.w) / 2;
-
-        for (int gy = 0; gy < box_height_; gy++) {
-            int dst_y = y + gy;
-            if (dst_y < 0 || dst_y >= SCREEN_HEIGHT) continue;
-
-            for (int gx = 0; gx < glyph.w; gx++) {
-                int dst_x = glyph_x + gx;
-                if (dst_x < 0 || dst_x >= SCREEN_WIDTH) continue;
-
-                int src_x = glyph.x + gx;
-                int src_y = glyph.y + gy;
-                if (src_x >= bitmap_width_ || src_y >= bitmap_height_) continue;
-
-                Uint8 pixel = bitmap_[src_x + src_y * bitmap_width_];
-                if (pixel != 0) {
-                    pixel_data[dst_x + dst_y * SCREEN_WIDTH] = color;
-                }
-            }
+        const GlyphInfo* glyph = resolveGlyph(cp);
+        if (glyph == nullptr) {
+            cursor_x += cell_w;
+            continue;
         }
-
+        const int GLYPH_X = cursor_x + ((cell_w - glyph->w) / 2);
+        blitGlyph(pixel_data, GLYPH_X, y, *glyph, color, 0, SCREEN_WIDTH, 0, SCREEN_HEIGHT);
         cursor_x += cell_w;
     }
 }
 
 void Text::drawMonoDigits(Uint32* pixel_data, int x, int y, const char* text, Uint32 color, int digit_cell_w) const {
-    if (bitmap_.empty() || !pixel_data) return;
-
+    if (bitmap_.empty() || (pixel_data == nullptr)) {
+        return;
+    }
     const char* ptr = text;
     int cursor_x = x;
     bool first = true;
-
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
-
-        auto it = glyphs_.find(cp);
-        if (it == glyphs_.end()) {
-            it = glyphs_.find('?');
-            if (it == glyphs_.end()) {
-                if (!first) cursor_x += 1;
-                cursor_x += box_width_;
-                first = false;
-                continue;
-            }
+        if (cp == 0) {
+            break;
         }
-
-        const auto& glyph = it->second;
-        bool is_digit = (cp >= '0' && cp <= '9');
-
-        if (!first) cursor_x += 1;  // kerning
-
-        int glyph_x = is_digit ? cursor_x + (digit_cell_w - glyph.w) / 2 : cursor_x;
-
-        for (int gy = 0; gy < box_height_; gy++) {
-            int dst_y = y + gy;
-            if (dst_y < 0 || dst_y >= SCREEN_HEIGHT) continue;
-            for (int gx = 0; gx < glyph.w; gx++) {
-                int dst_x = glyph_x + gx;
-                if (dst_x < 0 || dst_x >= SCREEN_WIDTH) continue;
-                int src_x = glyph.x + gx;
-                int src_y = glyph.y + gy;
-                if (src_x >= bitmap_width_ || src_y >= bitmap_height_) continue;
-                Uint8 pixel = bitmap_[src_x + src_y * bitmap_width_];
-                if (pixel != 0) {
-                    pixel_data[dst_x + dst_y * SCREEN_WIDTH] = color;
-                }
-            }
+        if (!first) {
+            cursor_x += 1;  // kerning
         }
-
-        cursor_x += is_digit ? digit_cell_w : glyph.w;
+        const GlyphInfo* glyph = resolveGlyph(cp);
+        if (glyph == nullptr) {
+            cursor_x += box_width_;
+            first = false;
+            continue;
+        }
+        const bool IS_DIGIT = (cp >= '0' && cp <= '9');
+        const int GLYPH_X = IS_DIGIT ? cursor_x + ((digit_cell_w - glyph->w) / 2) : cursor_x;
+        blitGlyph(pixel_data, GLYPH_X, y, *glyph, color, 0, SCREEN_WIDTH, 0, SCREEN_HEIGHT);
+        cursor_x += IS_DIGIT ? digit_cell_w : glyph->w;
         first = false;
     }
 }
@@ -358,32 +304,41 @@ auto Text::widthMonoDigits(const char* text, int digit_cell_w) const -> int {
     const char* ptr = text;
     int w = 0;
     bool first = true;
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
-        if (!first) w += 1;  // kerning
+        if (cp == 0) {
+            break;
+        }
+        if (!first) {
+            w += 1;  // kerning
+        }
         first = false;
         bool is_digit = (cp >= '0' && cp <= '9');
         if (is_digit) {
             w += digit_cell_w;
         } else {
             auto it = glyphs_.find(cp);
-            if (it == glyphs_.end()) it = glyphs_.find('?');
-            if (it != glyphs_.end())
+            if (it == glyphs_.end()) {
+                it = glyphs_.find('?');
+            }
+            if (it != glyphs_.end()) {
                 w += it->second.w;
-            else
+            } else {
                 w += box_width_;
+            }
         }
     }
     return w;
 }
 
-auto Text::widthMono(const char* text, int cell_w) const -> int {
+auto Text::widthMono(const char* text, int cell_w) -> int {
     const char* ptr = text;
     int count = 0;
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
+        if (cp == 0) {
+            break;
+        }
         count++;
     }
     return count * cell_w;
@@ -394,16 +349,20 @@ auto Text::width(const char* text) const -> int {
     int w = 0;
     bool first = true;
 
-    while (*ptr) {
+    while (*ptr != 0) {
         uint32_t cp = nextCodepoint(ptr);
-        if (cp == 0) break;
+        if (cp == 0) {
+            break;
+        }
 
         auto it = glyphs_.find(cp);
         if (it == glyphs_.end()) {
             it = glyphs_.find('?');
         }
 
-        if (!first) w += 1;  // kerning
+        if (!first) {
+            w += 1;  // kerning
+        }
         first = false;
 
         if (it != glyphs_.end()) {

source/core/rendering/text.hpp

@@ -28,7 +28,7 @@ class Text {
     // Calcula ancho en píxeles d'un text
     [[nodiscard]] auto width(const char* text) const -> int;
     // Amplada mono: nombre de codepoints × cell_w
-    [[nodiscard]] auto widthMono(const char* text, int cell_w) const -> int;
+    [[nodiscard]] static auto widthMono(const char* text, int cell_w) -> int;
     // Amplada mono-dígits: amplada natural, però substituint els dígits per digit_cell_w
     [[nodiscard]] auto widthMonoDigits(const char* text, int digit_cell_w) const -> int;
     [[nodiscard]] auto charHeight() const -> int { return box_height_; }
@@ -57,6 +57,13 @@ class Text {
     void loadFont(const char* fnt_file);
     void loadBitmap(const char* gif_file);
 
+    // Resolt un codepoint al GlyphInfo corresponent o al fallback '?'.
+    // Retorna nullptr si ni el codepoint ni el fallback existeixen.
+    [[nodiscard]] auto resolveGlyph(uint32_t cp) const -> const GlyphInfo*;
+    // Pinta un glif a (dst_x, dst_y) amb clipping per finestra.
+    // Si la finestra és tota la pantalla, passar clip_x_min=0, clip_x_max=SCREEN_WIDTH, idem y.
+    void blitGlyph(Uint32* pixel_data, int dst_x, int dst_y, const GlyphInfo& glyph, Uint32 color, int clip_x_min, int clip_x_max, int clip_y_min, int clip_y_max) const;
+
     static constexpr int SCREEN_WIDTH = 320;
     static constexpr int SCREEN_HEIGHT = 200;
 };

source/core/resources/resource_cache.cpp

@@ -15,8 +15,10 @@
 // ni inline, així que no podem tornar-lo a incloure aquí. Ens fiem de les
 // declaracions extern dels símbols que ens calen (linkatge C++ normal,
 // igual que fa text.cpp).
-extern unsigned char* LoadGif(unsigned char* data, unsigned short* w, unsigned short* h);
-extern unsigned char* LoadPalette(unsigned char* data);
+// NOLINTBEGIN(readability-identifier-naming) — símbols externs de gif.h.
+extern auto LoadGif(unsigned char* data, unsigned short* w, unsigned short* h) -> unsigned char*;
+extern auto LoadPalette(unsigned char* data) -> unsigned char*;
+// NOLINTEND(readability-identifier-naming)
 
 namespace Resource {
 
@@ -33,7 +35,7 @@ namespace Resource {
         }
     }  // namespace
 
-    auto Cache::getMusic(const std::string& name) -> JA_Music_t* {
+    auto Cache::getMusic(const std::string& name) -> Ja::Music* {
         auto it = std::ranges::find_if(musics_, [&](const auto& m) { return m.name == name; });
         if (it != musics_.end()) {
             return it->music.get();
@@ -42,7 +44,7 @@ namespace Resource {
         throw std::runtime_error("Music not found: " + name);
     }
 
-    auto Cache::getSound(const std::string& name) -> JA_Sound_t* {
+    auto Cache::getSound(const std::string& name) -> Ja::Sound* {
         auto it = std::ranges::find_if(sounds_, [&](const auto& s) { return s.name == name; });
         if (it != sounds_.end()) {
             return it->sound.get();
@@ -79,7 +81,7 @@ namespace Resource {
     }
 
     void Cache::calculateTotal() {
-        auto* list = List::get();
+        const auto* list = List::get();
         total_count_ = static_cast<int>(
             list->getListByType(List::Type::MUSIC).size() +
             list->getListByType(List::Type::SOUND).size() +
@@ -90,7 +92,9 @@ namespace Resource {
     }
 
     auto Cache::getProgress() const -> float {
-        if (total_count_ == 0) return 1.0F;
+        if (total_count_ == 0) {
+            return 1.0F;
+        }
         return static_cast<float>(loaded_count_) / static_cast<float>(total_count_);
     }
 
@@ -101,67 +105,64 @@ namespace Resource {
         std::cout << "Resource::Cache: precarregant " << total_count_ << " assets\n";
     }
 
-    auto Cache::loadStep(int budget_ms) -> bool {
-        if (stage_ == LoadStage::DONE) return true;
+    void Cache::stepEachInList(List::Type type, const std::function<void()>& clear_fn, LoadStage next, const std::function<void(size_t)>& load_fn) {
+        auto items = List::get()->getListByType(type);
+        if (stage_index_ == 0) {
+            clear_fn();
+        }
+        if (stage_index_ >= items.size()) {
+            stage_ = next;
+            stage_index_ = 0;
+            return;
+        }
+        load_fn(stage_index_++);
+    }
 
-        const Uint64 start_ns = SDL_GetTicksNS();
-        const Uint64 budget_ns = static_cast<Uint64>(budget_ms) * 1'000'000ULL;
-        auto* list = List::get();
+    void Cache::stepTextFiles() {
+        auto data_items = List::get()->getListByType(List::Type::DATA);
+        auto font_items = List::get()->getListByType(List::Type::FONT);
+        auto items = data_items;
+        items.insert(items.end(), font_items.begin(), font_items.end());
+        if (stage_index_ == 0) {
+            text_files_.clear();
+        }
+        if (stage_index_ >= items.size()) {
+            stage_ = LoadStage::DONE;
+            stage_index_ = 0;
+            std::cout << "Resource::Cache: precarrega completada (" << loaded_count_ << "/" << total_count_ << ")\n";
+            return;
+        }
+        loadOneTextFile(stage_index_++);
+    }
+
+    auto Cache::loadStep(int budget_ms) -> bool {
+        if (stage_ == LoadStage::DONE) {
+            return true;
+        }
+
+        const Uint64 START_NS = SDL_GetTicksNS();
+        const Uint64 BUDGET_NS = static_cast<Uint64>(budget_ms) * 1'000'000ULL;
 
         while (stage_ != LoadStage::DONE) {
             switch (stage_) {
-                case LoadStage::MUSICS: {
-                    auto items = list->getListByType(List::Type::MUSIC);
-                    if (stage_index_ == 0) musics_.clear();
-                    if (stage_index_ >= items.size()) {
-                        stage_ = LoadStage::SOUNDS;
-                        stage_index_ = 0;
-                        break;
-                    }
-                    loadOneMusic(stage_index_++);
+                case LoadStage::MUSICS:
+                    stepEachInList(List::Type::MUSIC, [this] { musics_.clear(); }, LoadStage::SOUNDS, [this](size_t i) { loadOneMusic(i); });
                     break;
-                }
-                case LoadStage::SOUNDS: {
-                    auto items = list->getListByType(List::Type::SOUND);
-                    if (stage_index_ == 0) sounds_.clear();
-                    if (stage_index_ >= items.size()) {
-                        stage_ = LoadStage::BITMAPS;
-                        stage_index_ = 0;
-                        break;
-                    }
-                    loadOneSound(stage_index_++);
+                case LoadStage::SOUNDS:
+                    stepEachInList(List::Type::SOUND, [this] { sounds_.clear(); }, LoadStage::BITMAPS, [this](size_t i) { loadOneSound(i); });
                     break;
-                }
-                case LoadStage::BITMAPS: {
-                    auto items = list->getListByType(List::Type::BITMAP);
-                    if (stage_index_ == 0) surfaces_.clear();
-                    if (stage_index_ >= items.size()) {
-                        stage_ = LoadStage::TEXT_FILES;
-                        stage_index_ = 0;
-                        break;
-                    }
-                    loadOneBitmap(stage_index_++);
+                case LoadStage::BITMAPS:
+                    stepEachInList(List::Type::BITMAP, [this] { surfaces_.clear(); }, LoadStage::TEXT_FILES, [this](size_t i) { loadOneBitmap(i); });
                     break;
-                }
-                case LoadStage::TEXT_FILES: {
-                    auto data_items = list->getListByType(List::Type::DATA);
-                    auto font_items = list->getListByType(List::Type::FONT);
-                    auto items = data_items;
-                    items.insert(items.end(), font_items.begin(), font_items.end());
-                    if (stage_index_ == 0) text_files_.clear();
-                    if (stage_index_ >= items.size()) {
-                        stage_ = LoadStage::DONE;
-                        stage_index_ = 0;
-                        std::cout << "Resource::Cache: precarrega completada (" << loaded_count_ << "/" << total_count_ << ")\n";
-                        break;
-                    }
-                    loadOneTextFile(stage_index_++);
+                case LoadStage::TEXT_FILES:
+                    stepTextFiles();
                     break;
-                }
                 case LoadStage::DONE:
                     break;
             }
-            if ((SDL_GetTicksNS() - start_ns) >= budget_ns) break;
+            if ((SDL_GetTicksNS() - START_NS) >= BUDGET_NS) {
+                break;
+            }
         }
 
         return stage_ == LoadStage::DONE;
@@ -178,12 +179,12 @@ namespace Resource {
             std::cerr << "Resource::Cache: no s'ha pogut llegir " << path << '\n';
             return;
         }
-        JA_Music_t* music = JA_LoadMusic(bytes.data(), static_cast<Uint32>(bytes.size()), path.c_str());
+        Ja::Music* music = Ja::loadMusic(bytes.data(), static_cast<Uint32>(bytes.size()), path.c_str());
         if (music == nullptr) {
-            std::cerr << "Resource::Cache: JA_LoadMusic ha fallat per " << path << '\n';
+            std::cerr << "Resource::Cache: Ja::loadMusic ha fallat per " << path << '\n';
             return;
         }
-        musics_.push_back(MusicResource{.name = name, .music = std::unique_ptr<JA_Music_t, MusicDeleter>(music)});
+        musics_.push_back(MusicResource{.name = name, .music = std::unique_ptr<Ja::Music, MusicDeleter>(music)});
         ++loaded_count_;
         std::cout << "  [music ] " << name << '\n';
     }
@@ -199,12 +200,12 @@ namespace Resource {
             std::cerr << "Resource::Cache: no s'ha pogut llegir " << path << '\n';
             return;
         }
-        JA_Sound_t* sound = JA_LoadSound(bytes.data(), static_cast<uint32_t>(bytes.size()));
+        Ja::Sound* sound = Ja::loadSound(bytes.data(), static_cast<uint32_t>(bytes.size()));
         if (sound == nullptr) {
-            std::cerr << "Resource::Cache: JA_LoadSound ha fallat per " << path << '\n';
+            std::cerr << "Resource::Cache: Ja::loadSound ha fallat per " << path << '\n';
             return;
         }
-        sounds_.push_back(SoundResource{.name = name, .sound = std::unique_ptr<JA_Sound_t, SoundDeleter>(sound)});
+        sounds_.push_back(SoundResource{.name = name, .sound = std::unique_ptr<Ja::Sound, SoundDeleter>(sound)});
         ++loaded_count_;
         std::cout << "  [sound ] " << name << '\n';
     }

source/core/resources/resource_cache.hpp

@@ -3,10 +3,13 @@
 #include <SDL3/SDL.h>
 
 #include <cstddef>
+#include <cstdint>
+#include <functional>
 #include <memory>
 #include <string>
 #include <vector>
 
+#include "core/resources/resource_list.hpp"
 #include "core/resources/resource_types.hpp"
 
 namespace Resource {
@@ -26,8 +29,8 @@ namespace Resource {
         auto operator=(const Cache&) -> Cache& = delete;
 
         // Getters: throw runtime_error si el nom no existeix al cache.
-        auto getMusic(const std::string& name) -> JA_Music_t*;
-        auto getSound(const std::string& name) -> JA_Sound_t*;
+        auto getMusic(const std::string& name) -> Ja::Music*;
+        auto getSound(const std::string& name) -> Ja::Sound*;
         auto getSurfacePixels(const std::string& name) -> const std::vector<Uint8>&;
         auto getPaletteBytes(const std::string& name) -> const std::vector<Uint8>&;
         auto getTextFile(const std::string& name) -> const std::vector<uint8_t>&;
@@ -42,7 +45,7 @@ namespace Resource {
        private:
         Cache() = default;
 
-        enum class LoadStage {
+        enum class LoadStage : std::uint8_t {
             MUSICS,
             SOUNDS,
             BITMAPS,
@@ -55,6 +58,8 @@ namespace Resource {
         void loadOneSound(size_t index);
         void loadOneBitmap(size_t index);
         void loadOneTextFile(size_t index);
+        void stepEachInList(List::Type type, const std::function<void()>& clear_fn, LoadStage next, const std::function<void(size_t)>& load_fn);
+        void stepTextFiles();
 
         std::vector<MusicResource> musics_;
         std::vector<SoundResource> sounds_;

source/core/resources/resource_helper.cpp

@@ -9,30 +9,34 @@
 namespace ResourceHelper {
 
     namespace {
-        ResourcePack pack_;
-        bool pack_loaded_ = false;
-        bool fallback_enabled_ = true;
+        ResourcePack pack_obj;
+        bool pack_loaded = false;
+        bool fallback_enabled = true;
 
         auto readFromDisk(const std::string& relative_path) -> std::vector<uint8_t> {
-            const std::string full = std::string(file_getresourcefolder()) + relative_path;
-            std::ifstream file(full, std::ios::binary | std::ios::ate);
-            if (!file) return {};
+            const std::string FULL = std::string(Jf::getResourceFolder()) + relative_path;
+            std::ifstream file(FULL, std::ios::binary | std::ios::ate);
+            if (!file) {
+                return {};
+            }
 
             std::streamsize size = file.tellg();
             file.seekg(0, std::ios::beg);
 
             std::vector<uint8_t> data(size);
-            if (!file.read(reinterpret_cast<char*>(data.data()), size)) return {};
+            if (!file.read(reinterpret_cast<char*>(data.data()), size)) {
+                return {};
+            }
             return data;
         }
     }  // namespace
 
     auto initializeResourceSystem(const std::string& pack_file, bool enable_fallback) -> bool {
-        fallback_enabled_ = enable_fallback;
-        pack_loaded_ = pack_.loadPack(pack_file);
+        fallback_enabled = enable_fallback;
+        pack_loaded = pack_obj.loadPack(pack_file);
 
-        if (pack_loaded_) {
-            std::cout << "ResourceHelper: pack loaded (" << pack_.getResourceCount()
+        if (pack_loaded) {
+            std::cout << "ResourceHelper: pack loaded (" << pack_obj.getResourceCount()
                       << " entries) from " << pack_file << '\n';
         } else if (enable_fallback) {
             std::cout << "ResourceHelper: no pack at " << pack_file
@@ -46,22 +50,22 @@ namespace ResourceHelper {
     }
 
     void shutdownResourceSystem() {
-        pack_.clear();
-        pack_loaded_ = false;
+        pack_obj.clear();
+        pack_loaded = false;
     }
 
     auto loadFile(const std::string& relative_path) -> std::vector<uint8_t> {
-        if (pack_loaded_ && pack_.hasResource(relative_path)) {
-            return pack_.getResource(relative_path);
+        if (pack_loaded && pack_obj.hasResource(relative_path)) {
+            return pack_obj.getResource(relative_path);
         }
-        if (fallback_enabled_) {
+        if (fallback_enabled) {
             return readFromDisk(relative_path);
         }
         return {};
     }
 
     auto hasPack() -> bool {
-        return pack_loaded_;
+        return pack_loaded;
     }
 
 }  // namespace ResourceHelper

source/core/resources/resource_helper.hpp

@@ -5,7 +5,7 @@
 #include <vector>
 
 // API d'alt nivell per a llegir recursos. Prova primer el pack (si està
-// carregat), després cau al fitxer solt dins `file_getresourcefolder()`
+// carregat), després cau al fitxer solt dins `Jf::getResourceFolder()`
 // si el fallback està activat.
 namespace ResourceHelper {
 

source/core/resources/resource_list.cpp

@@ -95,11 +95,21 @@ namespace Resource {
     }
 
     auto List::parseAssetType(const std::string& type_str) -> Type {
-        if (type_str == "DATA") return Type::DATA;
-        if (type_str == "BITMAP") return Type::BITMAP;
-        if (type_str == "MUSIC") return Type::MUSIC;
-        if (type_str == "SOUND") return Type::SOUND;
-        if (type_str == "FONT") return Type::FONT;
+        if (type_str == "DATA") {
+            return Type::DATA;
+        }
+        if (type_str == "BITMAP") {
+            return Type::BITMAP;
+        }
+        if (type_str == "MUSIC") {
+            return Type::MUSIC;
+        }
+        if (type_str == "SOUND") {
+            return Type::SOUND;
+        }
+        if (type_str == "FONT") {
+            return Type::FONT;
+        }
         throw std::runtime_error("Unknown asset type: " + type_str);
     }
 

source/core/resources/resource_list.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <memory>
 #include <string>
 #include <unordered_map>
@@ -13,7 +14,7 @@ namespace Resource {
     // iterar per categoria a l'hora de carregar.
     class List {
        public:
-        enum class Type : int {
+        enum class Type : std::uint8_t {
             DATA,
             BITMAP,
             MUSIC,

source/core/resources/resource_pack.cpp

@@ -5,6 +5,7 @@
 #include <filesystem>
 #include <fstream>
 #include <iostream>
+#include <numeric>
 
 const std::string ResourcePack::DEFAULT_ENCRYPT_KEY = "AEE_RESOURCES__2026";
 
@@ -21,15 +22,13 @@ ResourcePack::~ResourcePack() {
 
 auto ResourcePack::calculateChecksum(const std::vector<uint8_t>& data) -> uint32_t {
     // djb2-like hash, seed 0x12345678 (idèntic a CCAE).
-    uint32_t checksum = 0x12345678;
-    for (unsigned char b : data) {
-        checksum = ((checksum << 5) + checksum) + b;
-    }
-    return checksum;
+    return std::accumulate(data.begin(), data.end(), uint32_t{0x12345678}, [](uint32_t acc, unsigned char b) { return ((acc << 5) + acc) + b; });
 }
 
 void ResourcePack::encryptData(std::vector<uint8_t>& data, const std::string& key) {
-    if (key.empty()) return;
+    if (key.empty()) {
+        return;
+    }
     for (size_t i = 0; i < data.size(); ++i) {
         data[i] ^= static_cast<uint8_t>(key[i % key.length()]);
     }
@@ -161,23 +160,25 @@ auto ResourcePack::addDirectory(const std::string& directory) -> bool {
         return false;
     }
 
-    for (const auto& entry : std::filesystem::recursive_directory_iterator(directory)) {
-        if (!entry.is_regular_file()) continue;
-
-        std::string filepath = entry.path().string();
-        std::string filename = std::filesystem::relative(entry.path(), directory).string();
-        std::ranges::replace(filename, '\\', '/');
-
-        if (!addFile(filename, filepath)) {
-            return false;
-        }
-    }
-    return true;
+    namespace fs = std::filesystem;
+    return std::all_of(fs::recursive_directory_iterator(directory),
+        fs::recursive_directory_iterator{},
+        [&](const fs::directory_entry& entry) {
+            if (!entry.is_regular_file()) {
+                return true;
+            }
+            std::string filepath = entry.path().string();
+            std::string filename = fs::relative(entry.path(), directory).string();
+            std::ranges::replace(filename, '\\', '/');
+            return addFile(filename, filepath);
+        });
 }
 
 auto ResourcePack::getResource(const std::string& filename) -> std::vector<uint8_t> {
     auto it = resources_.find(filename);
-    if (it == resources_.end()) return {};
+    if (it == resources_.end()) {
+        return {};
+    }
 
     const ResourceEntry& entry = it->second;
     if (entry.offset + entry.size > data_.size()) {

source/core/resources/resource_types.hpp

@@ -8,38 +8,39 @@
 #include <vector>
 
 // Forward declarations to keep this header light.
-struct JA_Music_t;
-struct JA_Sound_t;
-
-void JA_DeleteMusic(JA_Music_t* music);
-void JA_DeleteSound(JA_Sound_t* sound);
+namespace Ja {
+    struct Music;
+    struct Sound;
+    void deleteMusic(Music* music);
+    void deleteSound(Sound* sound);
+}  // namespace Ja
 
 namespace Resource {
 
     struct MusicDeleter {
-        void operator()(JA_Music_t* music) const noexcept {
+        void operator()(Ja::Music* music) const noexcept {
             if (music != nullptr) {
-                JA_DeleteMusic(music);
+                Ja::deleteMusic(music);
             }
         }
     };
 
     struct SoundDeleter {
-        void operator()(JA_Sound_t* sound) const noexcept {
+        void operator()(Ja::Sound* sound) const noexcept {
             if (sound != nullptr) {
-                JA_DeleteSound(sound);
+                Ja::deleteSound(sound);
             }
         }
     };
 
     struct MusicResource {
         std::string name;
-        std::unique_ptr<JA_Music_t, MusicDeleter> music;
+        std::unique_ptr<Ja::Music, MusicDeleter> music;
     };
 
     struct SoundResource {
         std::string name;
-        std::unique_ptr<JA_Sound_t, SoundDeleter> sound;
+        std::unique_ptr<Ja::Sound, SoundDeleter> sound;
     };
 
     // Una entrada BITMAP descodifica un GIF i emmagatzema els seus

source/core/system/director.cpp

@@ -20,107 +20,104 @@
 #include "game/info.hpp"
 #include "game/modulegame.hpp"
 #include "game/options.hpp"
-#include "scenes/banner_scene.hpp"
-#include "scenes/boot_loader_scene.hpp"
-#include "scenes/credits_scene.hpp"
-#include "scenes/intro_new_logo_scene.hpp"
-#include "scenes/intro_scene.hpp"
-#include "scenes/menu_scene.hpp"
-#include "scenes/mort_scene.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/scene_registry.hpp"
-#include "scenes/secreta_scene.hpp"
-#include "scenes/slides_scene.hpp"
+#include "game/scenes/banner_scene.hpp"
+#include "game/scenes/boot_loader_scene.hpp"
+#include "game/scenes/credits_scene.hpp"
+#include "game/scenes/intro_new_logo_scene.hpp"
+#include "game/scenes/intro_scene.hpp"
+#include "game/scenes/menu_scene.hpp"
+#include "game/scenes/mort_scene.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/scene_registry.hpp"
+#include "game/scenes/secreta_scene.hpp"
+#include "game/scenes/slides_scene.hpp"
 
-// Cheats del joc original — declarats a jinput.cpp
-extern void JI_moveCheats(Uint8 new_key);
-
-std::unique_ptr<Director> Director::instance_;
+std::unique_ptr<Director> Director::instance;
 
 Director::~Director() = default;
 
 void Director::initGameContext() {
-    info::ctx.num_habitacio = Options::game.habitacio_inicial;
-    info::ctx.num_piramide = Options::game.piramide_inicial;
-    info::ctx.diners = Options::game.diners_inicial;
-    info::ctx.diamants = Options::game.diamants_inicial;
-    info::ctx.vida = Options::game.vides;
-    info::ctx.momies = 0;
-    info::ctx.nou_personatge = false;
-    info::ctx.pepe_activat = false;
+    Info::ctx.num_habitacio = Options::game.habitacio_inicial;
+    Info::ctx.num_piramide = Options::game.piramide_inicial;
+    Info::ctx.diners = Options::game.diners_inicial;
+    Info::ctx.diamants = Options::game.diamants_inicial;
+    Info::ctx.vida = Options::game.vides;
+    Info::ctx.momies = 0;
+    Info::ctx.nou_personatge = false;
+    Info::ctx.pepe_activat = false;
 
     FILE* ini = fopen("trick.ini", "rb");
     if (ini != nullptr) {
-        info::ctx.nou_personatge = true;
+        Info::ctx.nou_personatge = true;
         fclose(ini);
     }
 }
 
-std::unique_ptr<scenes::Scene> Director::createNextScene() {
+auto Director::createNextScene() const -> std::unique_ptr<Scenes::Scene> {
     // Mentre el Resource::Cache no haja acabat de precarregar, executem
     // el BootLoaderScene — pinta una barra de progrés i avança la
     // càrrega per pressupost de temps. Quan acaba, retorna i tornem ací
     // amb el cache plenament disponible per a la resta d'escenes.
     if (Resource::Cache::get() != nullptr && !Resource::Cache::get()->isLoadDone()) {
-        return std::make_unique<scenes::BootLoaderScene>();
+        return std::make_unique<Scenes::BootLoaderScene>();
     }
     if (game_state_ == 0) {
-        // Gameplay. ModuleGame és una scenes::Scene des de la Phase A.
+        // Gameplay. ModuleGame és una Scenes::Scene des de la Phase A.
         return std::make_unique<ModuleGame>();
     }
     // game_state_ == 1: dispatch al registry per num_piramide. Replica
     // del redirect que el vell ModuleSequence::Go() feia: si el jugador
     // arriba a la Secreta (6) sense prou diners, salta als slides de
     // fracàs (7) abans de buscar l'escena al registry.
-    if (info::ctx.num_piramide == 6 && info::ctx.diners < 200) {
-        info::ctx.num_piramide = 7;
+    if (Info::ctx.num_piramide == 6 && Info::ctx.diners < 200) {
+        Info::ctx.num_piramide = 7;
     }
-    return scenes::SceneRegistry::instance().tryCreate(info::ctx.num_piramide);
+    return Scenes::SceneRegistry::instance().tryCreate(Info::ctx.num_piramide);
 }
 
 void Director::init() {
-    instance_ = std::unique_ptr<Director>(new Director());
+    instance = std::unique_ptr<Director>(new Director());
     Gamepad::init();
 
     // Registre d'escenes. Cada entrada = un state_key (`num_piramide`)
-    // amb una factory de `scenes::Scene`. iterate() consulta aquest
+    // amb una factory de `Scenes::Scene`. iterate() consulta aquest
     // registry per a tots els states de seqüència (game_state_ == 1); si
     // una clau no apareix ací, Director surt ordenadament.
-    auto& registry = scenes::SceneRegistry::instance();
-    registry.registerScene(0, [] { return std::make_unique<scenes::MenuScene>(); });
-    registry.registerScene(100, [] { return std::make_unique<scenes::MortScene>(); });
+    auto& registry = Scenes::SceneRegistry::instance();
+    registry.registerScene(0, [] { return std::make_unique<Scenes::MenuScene>(); });
+    registry.registerScene(100, [] { return std::make_unique<Scenes::MortScene>(); });
     // BannerScene cobreix les piràmides 2..5 (el vell doBanner decideix
-    // pel switch intern llegint info::ctx.num_piramide).
+    // pel switch intern llegint Info::ctx.num_piramide).
     for (int p = 2; p <= 5; ++p) {
-        registry.registerScene(p, [] { return std::make_unique<scenes::BannerScene>(); });
+        registry.registerScene(p, [] { return std::make_unique<Scenes::BannerScene>(); });
     }
     // SlidesScene cobreix els dos states on el vell `doSlides` s'invocava:
     // - num_piramide == 1: slides narratius inicials (entrada al joc)
     // - num_piramide == 7: slides de fracàs (ve del redirect 6→7 quan
     //   l'usuari no té prou diners per a la Secreta)
-    registry.registerScene(1, [] { return std::make_unique<scenes::SlidesScene>(); });
-    registry.registerScene(7, [] { return std::make_unique<scenes::SlidesScene>(); });
-    registry.registerScene(6, [] { return std::make_unique<scenes::SecretaScene>(); });
-    registry.registerScene(8, [] { return std::make_unique<scenes::CreditsScene>(); });
+    registry.registerScene(1, [] { return std::make_unique<Scenes::SlidesScene>(); });
+    registry.registerScene(7, [] { return std::make_unique<Scenes::SlidesScene>(); });
+    registry.registerScene(6, [] { return std::make_unique<Scenes::SecretaScene>(); });
+    registry.registerScene(8, [] { return std::make_unique<Scenes::CreditsScene>(); });
     // State 255 (intro): dues variants segons `Options::game.use_new_logo`.
     // La factory tria a runtime — així es pot togglar des del menú sense
     // re-registrar. Les dues escenes construeixen una IntroSpritesScene
     // com a sub-escena per a la part d'animacions de sprites.
-    registry.registerScene(255, []() -> std::unique_ptr<scenes::Scene> {
+    registry.registerScene(255, []() -> std::unique_ptr<Scenes::Scene> {
         if (Options::game.use_new_logo) {
-            return std::make_unique<scenes::IntroNewLogoScene>();
+            return std::make_unique<Scenes::IntroNewLogoScene>();
         }
-        return std::make_unique<scenes::IntroScene>();
+        return std::make_unique<Scenes::IntroScene>();
     });
 }
 
 void Director::destroy() {
     Gamepad::destroy();
-    instance_.reset();
+    instance.reset();
 }
 
 auto Director::get() -> Director* {
-    return instance_.get();
+    return instance.get();
 }
 
 void Director::togglePause() {
@@ -139,120 +136,104 @@ void Director::setup() {
     has_frame_ = false;
 }
 
-bool Director::iterate() {
+void Director::applyRestart() {
+    restart_requested_ = false;
+    Audio::get()->stopMusic();
+    Audio::get()->stopAllSounds();
+    initGameContext();
+    Info::ctx.num_piramide = 255;
+    current_scene_.reset();
+    game_state_ = 1;
+    has_frame_ = false;
+    Menu::close();
+    Ji::setInputBlocked(false);
+}
+
+void Director::maybeStartTitleCredits() {
+    static bool credits_triggered_ = false;
+    if (credits_triggered_ || Info::ctx.num_piramide != 0) {
+        return;
+    }
+    if (Options::game.show_title_credits) {
+        Overlay::startCredits();
+    }
+    credits_triggered_ = true;
+}
+
+auto Director::tickActiveScene() -> bool {
+    if (current_scene_ && (current_scene_->done() || Jg::quitting())) {
+        game_state_ = current_scene_->nextState();
+        current_scene_.reset();
+    }
+    if (!current_scene_) {
+        if (game_state_ == -1 || Jg::quitting()) {
+            return false;
+        }
+        current_scene_ = createNextScene();
+        if (!current_scene_) {
+            return false;
+        }
+        current_scene_->onEnter();
+        last_tick_ms_ = SDL_GetTicks();
+    }
+
+    Ji::update();
+    const Uint32 NOW = SDL_GetTicks();
+    const int DELTA_MS = static_cast<int>(NOW - last_tick_ms_);
+    last_tick_ms_ = NOW;
+    current_scene_->tick(DELTA_MS);
+
+    Jd8::flip();
+    std::memcpy(game_frame_, Jd8::getFramebuffer(), sizeof(game_frame_));
+    has_frame_ = true;
+    return true;
+}
+
+auto Director::iterate() -> bool {
     if (quit_requested_) {
-        JG_QuitSignal();
-        current_scene_.reset();  // destrueix l'escena actual ordenadament
+        Jg::quitSignal();
+        current_scene_.reset();
         return false;
     }
-
-    // Reinici "suau": processat al començament del frame per no manipular
-    // l'escena des d'una lambda del menú mentre encara s'està executant.
     if (restart_requested_) {
-        restart_requested_ = false;
-        Audio::get()->stopMusic();
-        Audio::get()->stopAllSounds();
-        // Reinicialitza info::ctx des d'Options (vides, diners, diamants...)
-        // en lloc de ctx.reset() pla que deixaria vida=0 → jugador mort.
-        initGameContext();
-        // Força l'intro independentment de `piramide_inicial` (que pot estar
-        // configurat a una piràmide intermèdia per a proves ràpides).
-        info::ctx.num_piramide = 255;
-        current_scene_.reset();
-        game_state_ = 1;  // 1 = dispatch via SceneRegistry per num_piramide
-        has_frame_ = false;
-        Menu::close();
-        JI_SetInputBlocked(false);  // el menú ho havia bloquejat — cal desfer-ho
+        applyRestart();
     }
-
     if (!context_initialized_) {
         initGameContext();
         context_initialized_ = true;
     }
 
-    constexpr Uint32 FRAME_MS_VSYNC = 16;    // ~60 FPS amb VSync
-    constexpr Uint32 FRAME_MS_NO_VSYNC = 4;  // ~250 FPS sense VSync (límit superior)
-
-    const Uint32 frame_start = SDL_GetTicks();
+    constexpr Uint32 FRAME_MS_VSYNC = 16;
+    constexpr Uint32 FRAME_MS_NO_VSYNC = 4;
+    const Uint32 FRAME_START = SDL_GetTicks();
 
     Gamepad::update();
     KeyRemap::update();
     GlobalInputs::handle();
     Mouse::updateCursorVisibility();
-
-    // Bombeig de l'àudio: reomple l'stream de música i para els canals
-    // drenats. Substituïx el callback de SDL_AddTimer de la versió
-    // antiga — imprescindible per al port a emscripten.
     Audio::update();
 
-    // Dispara els crèdits cinematogràfics la primera vegada que el joc
-    // arriba al menú del títol (info::ctx.num_piramide == 0).
-    static bool credits_triggered = false;
-    if (!credits_triggered && info::ctx.num_piramide == 0) {
-        if (Options::game.show_title_credits) {
-            Overlay::startCredits();
-        }
-        credits_triggered = true;
-    }
+    maybeStartTitleCredits();
 
-    // Si l'overlay ja no bloqueja ESC (timeout), desbloquegem
     if (esc_blocked_ && !Overlay::isEscConsumed()) {
         esc_blocked_ = false;
     }
 
-    // Avança l'escena (si no estem pausats). En pausa, es manté l'escena
-    // congelada i re-presentem l'últim frame amb l'overlay fresc per
-    // damunt.
     if (!paused_) {
-        // Transicions: si l'escena actual ha acabat (o s'ha senyalat
-        // quit), llegim el seu next state i la destruïm per crear la
-        // següent a continuació.
-        if (current_scene_ && (current_scene_->done() || JG_Quitting())) {
-            game_state_ = current_scene_->nextState();
-            current_scene_.reset();
+        if (!tickActiveScene()) {
+            return false;
         }
-
-        // Si no hi ha escena activa, construeix la pròxima segons
-        // game_state_ i info::ctx. Si és impossible (game_state_ == -1,
-        // quit, o state no registrat), eixim del loop.
-        if (!current_scene_) {
-            if (game_state_ == -1 || JG_Quitting()) return false;
-            current_scene_ = createNextScene();
-            if (!current_scene_) return false;
-            current_scene_->onEnter();
-            last_tick_ms_ = SDL_GetTicks();
-        }
-
-        // Tick de l'escena. JI_Update refresca key_pressed/any_key; el
-        // delta_ms és el temps real transcorregut des de l'últim tick.
-        JI_Update();
-        const Uint32 now = SDL_GetTicks();
-        const int delta_ms = static_cast<int>(now - last_tick_ms_);
-        last_tick_ms_ = now;
-        current_scene_->tick(delta_ms);
-
-        // Converteix `screen` indexat → `pixel_data` ARGB amb la paleta
-        // actual. JD8_Flip ja no fa yield (Phase B.2 eliminà els fibers);
-        // ara només omple el framebuffer perquè el Director l'aprofite.
-        JD8_Flip();
-        std::memcpy(game_frame_, JD8_GetFramebuffer(), sizeof(game_frame_));
-        has_frame_ = true;
     }
 
-    // Presenta sempre: parteix del frame net del joc, afegeix overlay i envia
     if (has_frame_) {
         std::memcpy(presentation_buffer_, game_frame_, sizeof(presentation_buffer_));
         Screen::get()->present(presentation_buffer_);
     }
 
-    // Límit de framerate segons VSync.
-    // Nota: quan el runtime posseïx el main loop (SDL_AppIterate /
-    // emscripten), aquest SDL_Delay no és ideal. Fase 7 afegirà un mode
-    // que es basa en el timing intern de SDL en lloc del delay explícit.
-    const Uint32 target_ms = Options::video.vsync ? FRAME_MS_VSYNC : FRAME_MS_NO_VSYNC;
-    const Uint32 elapsed = SDL_GetTicks() - frame_start;
-    if (elapsed < target_ms) {
-        SDL_Delay(target_ms - elapsed);
+    const Uint32 TARGET_MS = Options::video.vsync ? FRAME_MS_VSYNC : FRAME_MS_NO_VSYNC;
+    const Uint32 ELAPSED = SDL_GetTicks() - FRAME_START;
+    if (ELAPSED < TARGET_MS) {
+        SDL_Delay(TARGET_MS - ELAPSED);
     }
 
     return true;
@@ -262,7 +243,7 @@ void Director::teardown() {
     // Senyal de quit i descàrrega ordenada de l'escena en curs. Els
     // destructors de cada escena són no-bloquejants — ja no fan fades
     // bloquejants. La resta de cleanup la gestiona `destroy()`.
-    JG_QuitSignal();
+    Jg::quitSignal();
     current_scene_.reset();
 }
 
@@ -270,7 +251,9 @@ void Director::run() {
     setup();
     while (true) {
         pollAllEvents();
-        if (!iterate()) break;
+        if (!iterate()) {
+            break;
+        }
     }
     teardown();
 }
@@ -282,113 +265,101 @@ void Director::pollAllEvents() {
     }
 }
 
+auto Director::handleMenuEvent(const SDL_Event& event) -> bool {
+    // Empassar-se el KEY_UP d'una tecla que el menú va consumir en KEY_DOWN.
+    if (event.type == SDL_EVENT_KEY_UP && event.key.scancode >= 0 &&
+        event.key.scancode < SDL_SCANCODE_COUNT && menu_keys_held_[event.key.scancode]) {
+        menu_keys_held_[event.key.scancode] = false;
+        return true;
+    }
+    const bool KEY_DOWN = event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat;
+    // Captura de tecla (remapeig al menú): intercepta KEY_DOWN abans de tot.
+    if (Menu::isCapturing() && KEY_DOWN) {
+        Menu::captureKey(event.key.scancode);
+        menu_keys_held_[event.key.scancode] = true;
+        return true;
+    }
+    // Pausa / menú toggle.
+    if (KEY_DOWN && event.key.scancode == KeyConfig::scancode("pause_toggle")) {
+        togglePause();
+        menu_keys_held_[event.key.scancode] = true;
+        return true;
+    }
+    if (KEY_DOWN && event.key.scancode == KeyConfig::scancode("menu_toggle")) {
+        Menu::toggle();
+        Ji::setInputBlocked(Menu::isOpen());
+        menu_keys_held_[event.key.scancode] = true;
+        return true;
+    }
+    // Si el menú està obert, consumeix tot l'input de teclat.
+    if (Menu::isOpen() && KEY_DOWN) {
+        if (event.key.scancode == SDL_SCANCODE_ESCAPE) {
+            Menu::close();
+            Ji::setInputBlocked(false);
+            esc_swallow_until_release_ = true;
+        } else {
+            Menu::handleKey(event.key.scancode);
+            if (!Menu::isOpen()) {
+                Ji::setInputBlocked(false);
+            }
+        }
+        menu_keys_held_[event.key.scancode] = true;
+        return true;
+    }
+    if (Menu::isOpen() && event.type == SDL_EVENT_KEY_UP) {
+        return true;
+    }
+    return false;
+}
+
+auto Director::handleEscapeEvent(const SDL_Event& event) -> bool {
+    // Salta els crèdits amb qualsevol tecla que arribe al joc.
+    if (event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat && Overlay::creditsActive()) {
+        Overlay::cancelCredits();
+        return true;
+    }
+    // Allibera el bloqueig d'ESC quan l'usuari la deixa anar.
+    if (event.type == SDL_EVENT_KEY_UP && event.key.scancode == SDL_SCANCODE_ESCAPE && esc_swallow_until_release_) {
+        esc_swallow_until_release_ = false;
+        return true;
+    }
+    // ESC KEY_DOWN: bloqueja per polling i decideix notificació vs eixida.
+    if (event.type == SDL_EVENT_KEY_DOWN && event.key.scancode == SDL_SCANCODE_ESCAPE && !event.key.repeat) {
+        esc_blocked_ = true;
+        if (!Overlay::isEscConsumed()) {
+            Overlay::handleEscape();
+        } else {
+            esc_blocked_ = false;
+            key_pressed_ = true;
+            Jg::quitSignal();
+            paused_ = false;
+        }
+        return true;
+    }
+    return false;
+}
+
 void Director::handleEvent(const SDL_Event& event) {
     if (event.type == SDL_EVENT_QUIT) {
-        JG_QuitSignal();
+        Jg::quitSignal();
         requestQuit();
     }
-    // Hot-plug de gamepad (a Emscripten els dispositius web entren com
-    // JOYSTICK_ADDED/REMOVED perquè SDL no reconeix el GUID)
     if (event.type == SDL_EVENT_GAMEPAD_ADDED || event.type == SDL_EVENT_GAMEPAD_REMOVED ||
         event.type == SDL_EVENT_JOYSTICK_ADDED || event.type == SDL_EVENT_JOYSTICK_REMOVED) {
         Gamepad::handleEvent(event);
         return;
     }
-    // Empassar-se el KEY_UP de qualsevol tecla que el menú va consumir en KEY_DOWN
-    if (event.type == SDL_EVENT_KEY_UP && event.key.scancode >= 0 &&
-        event.key.scancode < SDL_SCANCODE_COUNT && menu_keys_held_[event.key.scancode]) {
-        menu_keys_held_[event.key.scancode] = false;
+    if (handleMenuEvent(event)) {
         return;
     }
-    // Captura de tecla (remapeig al menú): intercepta KEY_DOWN abans de tot
-    if (Menu::isCapturing() && event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat) {
-        Menu::captureKey(event.key.scancode);
-        menu_keys_held_[event.key.scancode] = true;
+    if (handleEscapeEvent(event)) {
         return;
     }
-    // Pausa: F11 (o tecla configurada) pausa/reprén la simulació.
-    // No mostrem notificació — l'indicador persistent "Pausa" a la cantonada
-    // superior dreta (pintat per Overlay) ja comunica l'estat.
-    if (event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat &&
-        event.key.scancode == KeyConfig::scancode("pause_toggle")) {
-        togglePause();
-        menu_keys_held_[event.key.scancode] = true;
-        return;
-    }
-    // Menú: F12 (o tecla configurada) obre/tanca el menú flotant
-    if (event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat &&
-        event.key.scancode == KeyConfig::scancode("menu_toggle")) {
-        Menu::toggle();
-        JI_SetInputBlocked(Menu::isOpen());
-        menu_keys_held_[event.key.scancode] = true;
-        return;
-    }
-    // Si el menú està obert, consumeix tot l'input de teclat
-    if (Menu::isOpen() && event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat) {
-        if (event.key.scancode == SDL_SCANCODE_ESCAPE) {
-            Menu::close();
-            JI_SetInputBlocked(false);
-            // Empassa l'ESC fins al release perquè el joc no la veja per polling
-            esc_swallow_until_release_ = true;
-        } else {
-            Menu::handleKey(event.key.scancode);
-            // El menú pot haver-se tancat (p.ex. Backspace al nivell arrel)
-            if (!Menu::isOpen()) {
-                JI_SetInputBlocked(false);
-            }
-        }
-        menu_keys_held_[event.key.scancode] = true;
-        return;
-    }
-    if (Menu::isOpen() && event.type == SDL_EVENT_KEY_UP) {
-        return;  // no deixem passar KEY_UP al joc tampoc
-    }
-    // Salta els crèdits amb qualsevol tecla que arribe al joc. Es fa DESPRÉS
-    // del toggle del menú/pausa i del handling del menú obert — així F12 i
-    // SELECT (gamepad) obrin el menú sense cancel·lar els crèdits, i la
-    // navegació per dins del menú tampoc els anul·la.
-    if (event.type == SDL_EVENT_KEY_DOWN && !event.key.repeat && Overlay::creditsActive()) {
-        Overlay::cancelCredits();
-        return;
-    }
-    // Allibera el bloqueig d'ESC quan l'usuari la deixa anar
-    if (event.type == SDL_EVENT_KEY_UP && event.key.scancode == SDL_SCANCODE_ESCAPE && esc_swallow_until_release_) {
-        esc_swallow_until_release_ = false;
-        return;
-    }
-    // ESC: interceptem KEY_DOWN per bloquejar-la ABANS que el joc la veja per polling
-    if (event.type == SDL_EVENT_KEY_DOWN && event.key.scancode == SDL_SCANCODE_ESCAPE && !event.key.repeat) {
-        esc_blocked_ = true;  // Bloqueja ESC per polling immediatament
-        if (!Overlay::isEscConsumed()) {
-            // Primera pulsació: mostra notificació
-            Overlay::handleEscape();
-        } else {
-            // Segona pulsació: senyal d'eixida al joc
-            esc_blocked_ = false;
+    if (event.type == SDL_EVENT_KEY_UP && event.key.scancode != SDL_SCANCODE_ESCAPE) {
+        const auto SC = event.key.scancode;
+        if (!KeyConfig::isGuiKey(SC)) {
             key_pressed_ = true;
-            JG_QuitSignal();
-            // Si estem en pausa, la desactivem: el fiber del joc està
-            // congelat i necessita ser reprès per veure la senyal de
-            // quit i poder tornar de forma natural.
-            paused_ = false;
-        }
-        return;  // no processa més aquest event
-    }
-    if (event.type == SDL_EVENT_KEY_UP) {
-        if (event.key.scancode == SDL_SCANCODE_ESCAPE) {
-            // Ja processat a KEY_DOWN, només deixem netejar el bloqueig
-            // quan l'overlay faça timeout
-            return;
-        } else {
-            // Comprova si és una tecla d'UI registrada (no passa al joc).
-            // KeyConfig::isGuiKey cobreix totes les tecles GUI a la vegada,
-            // incloent pause_toggle i menu_toggle (defensa en profunditat:
-            // aquestes ja s'haurien hagut de menjar al swallow d'amunt).
-            const auto sc = event.key.scancode;
-            if (!KeyConfig::isGuiKey(sc)) {
-                key_pressed_ = true;
-                JI_moveCheats(sc);
-            }
+            Ji::moveCheats(SC);
         }
     }
     Mouse::handleEvent(event);
@@ -396,7 +367,7 @@ void Director::handleEvent(const SDL_Event& event) {
 
 void Director::requestQuit() {
     quit_requested_ = true;
-    JG_QuitSignal();
+    Jg::quitSignal();
 }
 
 void Director::requestRestart() {

source/core/system/director.hpp

@@ -6,11 +6,11 @@
 #include <cstdint>
 #include <memory>
 
-#include "scenes/scene.hpp"
+#include "game/scenes/scene.hpp"
 
 // El Director és l'únic thread del runtime. Cada iterate() fa input →
-// tick de l'escena actual → JD8_Flip → overlay → present → sleep al frame
-// target. Totes les escenes (`scenes::Scene` i `ModuleGame`) són
+// tick de l'escena actual → Jd8::flip → overlay → present → sleep al frame
+// target. Totes les escenes (`Scenes::Scene` i `ModuleGame`) són
 // tick-based i no bloquegen — no hi ha fibers, mutex ni condition_variable.
 // Compatible amb SDL_AppIterate i amb el futur port a emscripten.
 class Director {
@@ -28,46 +28,53 @@ class Director {
     // per l'event loop de SDL3 en lloc d'un bucle propi — imprescindible
     // per al port a emscripten, on el runtime posseïx el main loop.
     void setup();
-    bool iterate();  // torna false quan el joc vol eixir
+    auto iterate() -> bool;  // torna false quan el joc vol eixir
     void teardown();
     void handleEvent(const SDL_Event& event);
 
     // Demana l'eixida (ex: segona pulsació d'ESC o SDL_QUIT)
     void requestQuit();
-    auto isQuitRequested() const -> bool { return quit_requested_; }
+    [[nodiscard]] auto isQuitRequested() const -> bool { return quit_requested_; }
 
-    // Demana un reinici "suau": para música i sons, reseteja info::ctx i
+    // Demana un reinici "suau": para música i sons, reseteja Info::ctx i
     // torna a l'intro (state 255). Es processa al començament del pròxim
     // iterate() per evitar manipular l'escena des d'una lambda del menú.
     void requestRestart();
 
-    // Consumeix el flag de "tecla polsada" (com l'antic JI_AnyKey)
+    // Consumeix el flag de "tecla polsada" (com l'antic Ji::anyKey)
     auto consumeKeyPressed() -> bool;
 
     // Indica si ESC està bloquejada (el joc no l'ha de veure)
-    auto isEscBlocked() const -> bool { return esc_blocked_ || esc_swallow_until_release_; }
+    [[nodiscard]] auto isEscBlocked() const -> bool { return esc_blocked_ || esc_swallow_until_release_; }
 
     // Pausa: mentre està activa, iterate() no avança l'escena — es
     // continua presentant el darrer frame amb overlay fresc.
     void togglePause();
-    auto isPaused() const -> bool { return paused_; }
+    [[nodiscard]] auto isPaused() const -> bool { return paused_; }
 
-   public:
     ~Director();
 
    private:
     Director() = default;
 
-    static std::unique_ptr<Director> instance_;
+    static std::unique_ptr<Director> instance;
 
     void pollAllEvents();  // drenatge amb SDL_PollEvent, només per al bucle natiu
 
-    // Inicialitza info::ctx a partir de Options::game.* i comprova trick.ini.
+    // Inicialitza Info::ctx a partir de Options::game.* i comprova trick.ini.
     // Es crida una sola vegada des d'iterate() a la primera invocació.
-    void initGameContext();
-    // Construeix l'escena apropiada segons game_state_ i info::ctx.
+    static void initGameContext();
+    // Construeix l'escena apropiada segons game_state_ i Info::ctx.
     // Retorna nullptr si l'state actual no té escena registrada (bug).
-    std::unique_ptr<scenes::Scene> createNextScene();
+    [[nodiscard]] auto createNextScene() const -> std::unique_ptr<Scenes::Scene>;
+    // Helpers d'iterate() — extrets per reduir complexitat cognitiva.
+    void applyRestart();
+    static void maybeStartTitleCredits();
+    auto tickActiveScene() -> bool;  // true = continuar; false = sortir del loop
+
+    // Helpers d'handleEvent() — cada un retorna true si l'event s'ha consumit.
+    auto handleMenuEvent(const SDL_Event& event) -> bool;
+    auto handleEscapeEvent(const SDL_Event& event) -> bool;
 
     // Buffers persistents entre iteracions. Abans eren locals a run(),
     // ara són membres perquè iterate() els pot reutilitzar sense tornar-los
@@ -78,7 +85,7 @@ class Director {
 
     // Estat de l'escena actual. Abans vivia al stack del GameFiber; des
     // de la Phase B.2 de la migració viu directament al Director.
-    std::unique_ptr<scenes::Scene> current_scene_;
+    std::unique_ptr<Scenes::Scene> current_scene_;
     int game_state_{1};  // 0 = gameplay (ModuleGame), 1 = via SceneRegistry, -1 = quit
     Uint32 last_tick_ms_{0};
     bool context_initialized_{false};
@@ -89,9 +96,9 @@ class Director {
     std::atomic<bool> esc_blocked_{false};
     std::atomic<bool> paused_{false};
     // Quan el menú tanca amb ESC, empassem-nos l'ESC fins que l'usuari la deixe anar,
-    // per no fer eixir el joc al proper poll de JI_KeyPressed.
+    // per no fer eixir el joc al proper poll de Ji::keyPressed.
     std::atomic<bool> esc_swallow_until_release_{false};
     // Tecles consumides pel menú (KEY_DOWN): el KEY_UP associat cal empassar-lo
-    // per evitar que el joc (JI_AnyKey / JI_moveCheats) les veja quan el menú tanca.
+    // per evitar que el joc (Ji::anyKey / Ji::moveCheats) les veja quan el menú tanca.
     bool menu_keys_held_[SDL_SCANCODE_COUNT]{};
 };

source/external/.clang-tidy

@@ -1,4 +1,4 @@
 # source/external/.clang-tidy
 Checks: '-*'
 WarningsAsErrors: ''
-HeaderFilterRegex: ''
+HeaderFilterRegex: ''

source/external/gif.h

@@ -1,3 +1,4 @@
+// NOLINTBEGIN(clang-analyzer-unix.Malloc) — codi extern de tercers, no l'auditem
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
@@ -510,3 +511,4 @@ unsigned char* LoadGif(unsigned char *buffer, unsigned short* w, unsigned short*
     
     fclose( gif_file );
 }*/
+// NOLINTEND(clang-analyzer-unix.Malloc)

source/game/bola.cpp

@@ -1,12 +1,12 @@
 #include "game/bola.hpp"
 
-#include <stdlib.h>
+#include <cstdlib>
 
 #include "core/jail/jgame.hpp"
 
-Bola::Bola(JD8_Surface gfx, Prota* sam)
+Bola::Bola(Jd8::Surface gfx, Prota* sam)
     : Sprite(gfx) {
-    this->sam = sam;
+    this->sam_ = sam;
 
     entitat.frames.reserve(2);
     entitat.frames.push_back({30, 155, 15, 15});
@@ -17,36 +17,46 @@ Bola::Bola(JD8_Surface gfx, Prota* sam)
 
     this->cur_frame = 0;
     this->o = 0;
-    this->cycles_per_frame = 4;
+    this->cycles_per_frame_ = 4;
     this->x = 20;
     this->y = 100;
-    this->contador = 0;
+    this->contador_ = 0;
 }
 
 void Bola::draw() {
-    if (this->contador == 0) Sprite::draw();
+    if (this->contador_ == 0) {
+        Sprite::draw();
+    }
 }
 
 void Bola::update() {
-    if (this->contador == 0) {
+    if (this->contador_ == 0) {
         // Augmentem la x
         this->x++;
-        if (this->x == 280) this->contador = 200;
+        if (this->x == 280) {
+            this->contador_ = 200;
+        }
 
         // Augmentem el frame
-        if (JG_GetCycleCounter() % this->cycles_per_frame == 0) {
+        if (Jg::getCycleCounter() % this->cycles_per_frame_ == 0) {
             this->cur_frame++;
-            if (this->cur_frame == entitat.animacions[this->o].frames.size()) this->cur_frame = 0;
+            if (this->cur_frame == entitat.animacions[this->o].frames.size()) {
+                this->cur_frame = 0;
+            }
         }
 
         // Comprovem si ha tocat a Sam
-        if (this->x > (this->sam->x - 7) && this->x < (this->sam->x + 7) && this->y > (this->sam->y - 7) && this->y < (this->sam->y + 7)) {
-            this->contador = 200;
-            info::ctx.vida--;
-            if (info::ctx.vida == 0) this->sam->o = 5;
+        if (this->x > (this->sam_->x - 7) && this->x < (this->sam_->x + 7) && this->y > (this->sam_->y - 7) && this->y < (this->sam_->y + 7)) {
+            this->contador_ = 200;
+            Info::ctx.vida--;
+            if (Info::ctx.vida == 0) {
+                this->sam_->o = 5;
+            }
         }
     } else {
-        this->contador--;
-        if (this->contador == 0) this->x = 20;
+        this->contador_--;
+        if (this->contador_ == 0) {
+            this->x = 20;
+        }
     }
 }

source/game/bola.hpp

@@ -6,12 +6,12 @@
 
 class Bola : public Sprite {
    public:
-    explicit Bola(JD8_Surface gfx, Prota* sam);
+    explicit Bola(Jd8::Surface gfx, Prota* sam);
 
     void draw() override;
     void update();
 
    protected:
-    Uint8 contador;
-    Prota* sam;
+    Uint8 contador_;
+    Prota* sam_;
 };

source/game/defaults.hpp

@@ -16,10 +16,8 @@ namespace Defaults::KeysGame {
 namespace Defaults::Video {
     constexpr bool GPU_ACCELERATION = true;
     constexpr bool SHADER_ENABLED = false;
-    constexpr bool SUPERSAMPLING = false;
     constexpr bool VSYNC = true;
     constexpr bool ASPECT_RATIO_4_3 = false;  // CRT original estira 200→240
-    constexpr int DOWNSCALE_ALGO = 1;         // 0=bilinear, 1=Lanczos2, 2=Lanczos3
     constexpr int INTERNAL_RESOLUTION = 1;    // Multiplicador enter de la textura font abans del pipeline
     // TextureFilter i ScalingMode viuen a Options (requereixen #include, evitem dependència circular).
 }  // namespace Defaults::Video

source/game/engendro.cpp

@@ -1,10 +1,10 @@
 #include "game/engendro.hpp"
 
-#include <stdlib.h>
+#include <cstdlib>
 
 #include "core/jail/jgame.hpp"
 
-Engendro::Engendro(JD8_Surface gfx, Uint16 x, Uint16 y)
+Engendro::Engendro(Jd8::Surface gfx, Uint16 x, Uint16 y)
     : Sprite(gfx) {
     entitat.frames.reserve(4);
     for (int py = 50; py <= 65; py += 15) {
@@ -22,23 +22,27 @@ Engendro::Engendro(JD8_Surface gfx, Uint16 x, Uint16 y)
     entitat.animacions[0].frames = {0, 1, 2, 3, 2, 1};
 
     this->cur_frame = 0;
-    this->vida = 18;
+    this->vida_ = 18;
     this->x = x;
     this->y = y;
     this->o = 0;
-    this->cycles_per_frame = 30;
+    this->cycles_per_frame_ = 30;
 }
 
-bool Engendro::update() {
+auto Engendro::update() -> bool {
     bool mort = false;
 
-    if (JG_GetCycleCounter() % this->cycles_per_frame == 0) {
+    if (Jg::getCycleCounter() % this->cycles_per_frame_ == 0) {
         this->cur_frame++;
-        if (this->cur_frame == entitat.animacions[this->o].frames.size()) this->cur_frame = 0;
-        this->vida--;
+        if (this->cur_frame == entitat.animacions[this->o].frames.size()) {
+            this->cur_frame = 0;
+        }
+        this->vida_--;
     }
 
-    if (vida == 0) mort = true;
+    if (vida_ == 0) {
+        mort = true;
+    }
 
     return mort;
 }

source/game/engendro.hpp

@@ -4,10 +4,10 @@
 
 class Engendro : public Sprite {
    public:
-    explicit Engendro(JD8_Surface gfx, Uint16 x, Uint16 y);
+    explicit Engendro(Jd8::Surface gfx, Uint16 x, Uint16 y);
 
-    bool update();
+    auto update() -> bool;
 
    protected:
-    Uint8 vida;
+    Uint8 vida_;
 };

source/game/info.cpp

@@ -1,4 +1,4 @@
 #include "game/info.hpp"
 
-// La instància `info::ctx` està definida com a `inline` al header;
+// La instància `Info::ctx` està definida com a `inline` al header;
 // aquest fitxer es manté per a si cal afegir lògica addicional més endavant.

source/game/info.hpp

@@ -1,6 +1,6 @@
 #pragma once
 
-namespace info {
+namespace Info {
 
     struct GameContext {
         int num_piramide = 0;
@@ -17,8 +17,8 @@ namespace info {
     };
 
     // Instància única de l'estat del joc. Reemplaça les variables soltes del
-    // namespace `info::` per una struct encapsulada. A Fase 5 (single-threaded)
+    // namespace `Info::` per una struct encapsulada. A Fase 5 (single-threaded)
     // es podrà passar per referència als mòduls en lloc d'accedir via singleton.
     inline GameContext ctx;
 
-}  // namespace info
+}  // namespace Info

source/game/mapa.cpp

@@ -1,198 +1,215 @@
 #include "game/mapa.hpp"
 
-#include <stdlib.h>
+#include <algorithm>
+#include <cstdlib>
 
 #include "core/jail/jgame.hpp"
 #include "core/jail/jinput.hpp"
 
-Mapa::Mapa(JD8_Surface gfx, Prota* sam) {
-    this->gfx = gfx;
-    this->sam = sam;
+Mapa::Mapa(Jd8::Surface gfx, Prota* sam) {
+    this->gfx_ = gfx;
+    this->sam_ = sam;
 
     this->preparaFondoEstatic();
     this->preparaTombes();
 
-    this->ultim_vertex.columna = 255;
-    this->frame_torxes = 0;
+    this->ultim_vertex_.columna = 255;
+    this->frame_torxes_ = 0;
 
-    this->farao = false;
-    this->clau = false;
-    this->porta_oberta = false;
-    this->nova_momia = false;
+    this->farao_ = false;
+    this->clau_ = false;
+    this->porta_oberta_ = false;
+    this->nova_momia_ = false;
 }
 
-Mapa::~Mapa(void) {
-    JD8_FreeSurface(this->fondo);
+Mapa::~Mapa() {
+    Jd8::freeSurface(this->fondo_);
 }
 
 void Mapa::draw() {
-    if (info::ctx.num_piramide != 4) {
-        switch (sam->o) {
+    if (Info::ctx.num_piramide != 4) {
+        switch (sam_->o) {
             case 0:  // Down
-                JD8_BlitCKToSurface(sam->x, sam->y, this->gfx, 15, 125 + sam->frame_pejades, 15, 1, this->fondo, 255);
+                Jd8::blitCKToSurface(sam_->x, sam_->y, this->gfx_, 15, 125 + sam_->frame_pejades, 15, 1, this->fondo_, 255);
                 break;
             case 1:  // Up
-                JD8_BlitCKToSurface(sam->x, sam->y + 15, this->gfx, 0, 125 + (14 - sam->frame_pejades), 15, 1, this->fondo, 255);
+                Jd8::blitCKToSurface(sam_->x, sam_->y + 15, this->gfx_, 0, 125 + (14 - sam_->frame_pejades), 15, 1, this->fondo_, 255);
                 break;
             case 2:  // Right
-                JD8_BlitCKToSurface(sam->x + 7, sam->y, this->gfx, 30 + sam->frame_pejades, 125, 1, 15, this->fondo, 255);
+                Jd8::blitCKToSurface(sam_->x + 7, sam_->y, this->gfx_, 30 + sam_->frame_pejades, 125, 1, 15, this->fondo_, 255);
                 break;
             case 3:  // Left
-                JD8_BlitCKToSurface(sam->x + 8, sam->y, this->gfx, 45 + (14 - sam->frame_pejades), 125, 1, 15, this->fondo, 255);
+                Jd8::blitCKToSurface(sam_->x + 8, sam_->y, this->gfx_, 45 + (14 - sam_->frame_pejades), 125, 1, 15, this->fondo_, 255);
+                break;
+            default:
                 break;
         }
     }
 
-    JD8_Blit(this->fondo);
+    Jd8::blit(this->fondo_);
 
     // Pinta tombes
     for (int y = 0; y < 4; y++) {
         for (int x = 0; x < 4; x++) {
-            JD8_BlitCK(35 + (x * 65), 45 + (y * 35), this->gfx, this->tombes[x + y * 4].x, this->tombes[x + y * 4].y, 50, 20, 255);
+            Jd8::blitCK(35 + (x * 65), 45 + (y * 35), this->gfx_, this->tombes[x + (y * 4)].x, this->tombes[x + (y * 4)].y, 50, 20, 255);
         }
     }
 
-    JD8_BlitCK(45, 15, this->gfx, 30 + (this->frame_torxes * 25), 80, 25, 15, 255);
-    JD8_BlitCK(95, 15, this->gfx, 30 + (this->frame_torxes * 25), 80, 25, 15, 255);
-    JD8_BlitCK(195, 15, this->gfx, 30 + (this->frame_torxes * 25), 80, 25, 15, 255);
-    JD8_BlitCK(245, 15, this->gfx, 30 + (this->frame_torxes * 25), 80, 25, 15, 255);
+    Jd8::blitCK(45, 15, this->gfx_, 30 + (this->frame_torxes_ * 25), 80, 25, 15, 255);
+    Jd8::blitCK(95, 15, this->gfx_, 30 + (this->frame_torxes_ * 25), 80, 25, 15, 255);
+    Jd8::blitCK(195, 15, this->gfx_, 30 + (this->frame_torxes_ * 25), 80, 25, 15, 255);
+    Jd8::blitCK(245, 15, this->gfx_, 30 + (this->frame_torxes_ * 25), 80, 25, 15, 255);
 };
 
 void Mapa::update() {
-    if (((sam->x - 20) % 65 == 0) && ((sam->y - 30) % 35 == 0) && ((this->ultim_vertex.columna != (sam->x - 20) / 65) || (this->ultim_vertex.fila != (sam->y - 30) / 35))) {
-        this->vertex.columna = (sam->x - 20) / 65;
-        this->vertex.fila = (sam->y - 30) / 35;
-        if (this->ultim_vertex.columna != 255) this->comprovaUltimCami();
-        this->ultim_vertex = this->vertex;
+    if (((sam_->x - 20) % 65 == 0) && ((sam_->y - 30) % 35 == 0) && ((this->ultim_vertex_.columna != (sam_->x - 20) / 65) || (this->ultim_vertex_.fila != (sam_->y - 30) / 35))) {
+        this->vertex_.columna = (sam_->x - 20) / 65;
+        this->vertex_.fila = (sam_->y - 30) / 35;
+        if (this->ultim_vertex_.columna != 255) {
+            this->comprovaUltimCami();
+        }
+        this->ultim_vertex_ = this->vertex_;
     }
 
-    if (this->porta_oberta && sam->x == 150 && sam->y == 30) {
-        if (JI_KeyPressed(SDL_SCANCODE_UP)) {
-            this->sam->o = 4;
-            this->sam->y -= 15;
+    if (this->porta_oberta_ && sam_->x == 150 && sam_->y == 30) {
+        if (Ji::keyPressed(SDL_SCANCODE_UP)) {
+            this->sam_->o = 4;
+            this->sam_->y -= 15;
         }
     }
 
-    if (JG_GetCycleCounter() % 8 == 0) {
-        this->frame_torxes++;
-        this->frame_torxes = this->frame_torxes % 4;
+    if (Jg::getCycleCounter() % 8 == 0) {
+        this->frame_torxes_++;
+        this->frame_torxes_ = this->frame_torxes_ % 4;
     }
 }
 
-bool Mapa::novaMomia() {
-    bool resultat = nova_momia;
-    nova_momia = false;
+auto Mapa::novaMomia() -> bool {
+    bool resultat = nova_momia_;
+    nova_momia_ = false;
     return resultat;
 }
 
 void Mapa::preparaFondoEstatic() {
     // Prepara el fondo est�tic de l'habitaci�
-    this->fondo = JD8_NewSurface();
-    if (info::ctx.num_piramide == 6) {
-        JD8_BlitToSurface(9, 2, this->gfx, 227, 185, 92, 7, this->fondo);  // Text "SECRETA"
+    this->fondo_ = Jd8::newSurface();
+    if (Info::ctx.num_piramide == 6) {
+        Jd8::blitToSurface(9, 2, this->gfx_, 227, 185, 92, 7, this->fondo_);  // Text "SECRETA"
     } else {
-        JD8_BlitToSurface(9, 2, this->gfx, 60, 185, 39, 7, this->fondo);   // Text "NIVELL"
-        JD8_BlitToSurface(72, 6, this->gfx, 153, 189, 3, 1, this->fondo);  // Ralleta entre num piramide i num habitacio
+        Jd8::blitToSurface(9, 2, this->gfx_, 60, 185, 39, 7, this->fondo_);   // Text "NIVELL"
+        Jd8::blitToSurface(72, 6, this->gfx_, 153, 189, 3, 1, this->fondo_);  // Ralleta entre num piramide i num habitacio
+    }
+    Jd8::blitToSurface(130, 2, this->gfx_, 225, 192, 19, 8, this->fondo_);  // Montonet de monedes + signe '='
+    Jd8::blitToSurface(220, 2, this->gfx_, 160, 185, 48, 7, this->fondo_);  // Text "ENERGIA"
+    if (Info::ctx.diners >= 200) {
+        Jd8::blitToSurface(175, 3, this->gfx_, 60, 193, 7, 6, this->fondo_);
     }
-    JD8_BlitToSurface(130, 2, this->gfx, 225, 192, 19, 8, this->fondo);  // Montonet de monedes + signe '='
-    JD8_BlitToSurface(220, 2, this->gfx, 160, 185, 48, 7, this->fondo);  // Text "ENERGIA"
-    if (info::ctx.diners >= 200) JD8_BlitToSurface(175, 3, this->gfx, 60, 193, 7, 6, this->fondo);
 
     // Pinta taulells
     for (int y = 0; y < 11; y++) {
         for (int x = 0; x < 19; x++) {
-            switch (info::ctx.num_piramide) {
+            switch (Info::ctx.num_piramide) {
                 case 1:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 0, 80, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 0, 80, 15, 15, this->fondo_);
                     break;
                 case 2:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 25, 95, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 25, 95, 15, 15, this->fondo_);
                     break;
                 case 3:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 40, 95, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 40, 95, 15, 15, this->fondo_);
                     break;
                 case 4:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 175 + ((rand() % 3) * 15), 80, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 175 + ((rand() % 3) * 15), 80, 15, 15, this->fondo_);
                     break;
                 case 5:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 130, 80, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 130, 80, 15, 15, this->fondo_);
                     break;
                 case 6:
-                    JD8_BlitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx, 145, 80, 15, 15, this->fondo);
+                    Jd8::blitToSurface(20 + (x * 15), 30 + (y * 15), this->gfx_, 145, 80, 15, 15, this->fondo_);
+                    break;
+                default:
                     break;
             }
         }
     }
 
     // Pinta vores de les parets
-    JD8_BlitCKToSurface(5, 15, this->gfx, 30, 110, 15, 15, this->fondo, 255);
-    JD8_BlitCKToSurface(295, 15, this->gfx, 45, 110, 15, 15, this->fondo, 255);
-    JD8_BlitCKToSurface(5, 180, this->gfx, 0, 155, 15, 20, this->fondo, 255);
-    JD8_BlitCKToSurface(295, 180, this->gfx, 15, 155, 15, 20, this->fondo, 255);
+    Jd8::blitCKToSurface(5, 15, this->gfx_, 30, 110, 15, 15, this->fondo_, 255);
+    Jd8::blitCKToSurface(295, 15, this->gfx_, 45, 110, 15, 15, this->fondo_, 255);
+    Jd8::blitCKToSurface(5, 180, this->gfx_, 0, 155, 15, 20, this->fondo_, 255);
+    Jd8::blitCKToSurface(295, 180, this->gfx_, 15, 155, 15, 20, this->fondo_, 255);
 
     // Pinta parets verticals
     for (int i = 0; i < 10; i++) {
-        JD8_BlitToSurface(5, 30 + (i * 15), this->gfx, 0, 110, 15, 15, this->fondo);
-        JD8_BlitToSurface(295, 30 + (i * 15), this->gfx, 15, 110, 15, 15, this->fondo);
+        Jd8::blitToSurface(5, 30 + (i * 15), this->gfx_, 0, 110, 15, 15, this->fondo_);
+        Jd8::blitToSurface(295, 30 + (i * 15), this->gfx_, 15, 110, 15, 15, this->fondo_);
     }
 
     // Pinta parets hortzintals
     for (int i = 0; i < 11; i++) {
-        JD8_BlitToSurface(20 + (i * 25), 185, this->gfx, 0, 95, 25, 15, this->fondo);
-        JD8_BlitToSurface(20 + (i * 25), 15, this->gfx, 0, 95, 25, 15, this->fondo);
+        Jd8::blitToSurface(20 + (i * 25), 185, this->gfx_, 0, 95, 25, 15, this->fondo_);
+        Jd8::blitToSurface(20 + (i * 25), 15, this->gfx_, 0, 95, 25, 15, this->fondo_);
     }
 
     // Pinta la porta
-    JD8_BlitCKToSurface(150, 18, this->gfx, 0, 143, 15, 12, this->fondo, 255);
+    Jd8::blitCKToSurface(150, 18, this->gfx_, 0, 143, 15, 12, this->fondo_, 255);
 
-    if (info::ctx.num_piramide == 2) {
-        JD8_BlitToSurface(5, 100, this->gfx, 30, 140, 15, 15, this->fondo);
+    if (Info::ctx.num_piramide == 2) {
+        Jd8::blitToSurface(5, 100, this->gfx_, 30, 140, 15, 15, this->fondo_);
     }
 }
 
-void swap(Uint8& a, Uint8& b) {
+void swap(Uint8& a, Uint8& b) noexcept {
     Uint8 temp = a;
     a = b;
     b = temp;
 }
 
 void Mapa::preparaTombes() {
-    const Uint8 contingut = info::ctx.num_piramide == 6 ? CONTE_DIAMANT : CONTE_RES;
-    int cx = info::ctx.num_piramide == 6 ? 270 : 0;
-    int cy = info::ctx.num_piramide == 6 ? 50 : 0;
+    const Uint8 CONTINGUT = Info::ctx.num_piramide == 6 ? CONTE_DIAMANT : CONTE_RES;
+    int cx = Info::ctx.num_piramide == 6 ? 270 : 0;
+    int cy = Info::ctx.num_piramide == 6 ? 50 : 0;
 
-    for (int i = 0; i < 16; i++) {
-        this->tombes[i].contingut = contingut;
-        this->tombes[i].oberta = false;
-        this->tombes[i].costat[0] = false;
-        this->tombes[i].costat[1] = false;
-        this->tombes[i].costat[2] = false;
-        this->tombes[i].costat[3] = false;
-        this->tombes[i].x = cx;
-        this->tombes[i].y = cy;
+    for (auto& tombe : this->tombes) {
+        tombe.contingut = CONTINGUT;
+        tombe.oberta = false;
+        tombe.costat[0] = false;
+        tombe.costat[1] = false;
+        tombe.costat[2] = false;
+        tombe.costat[3] = false;
+        tombe.x = cx;
+        tombe.y = cy;
+    }
+    if (Info::ctx.num_piramide == 6) {
+        return;
     }
-    if (info::ctx.num_piramide == 6) return;
     this->tombes[0].contingut = CONTE_FARAO;
     this->tombes[1].contingut = CONTE_CLAU;
     this->tombes[2].contingut = CONTE_PERGAMI;
     this->tombes[3].contingut = CONTE_MOMIA;
-    for (int i = 4; i < 8; i++) this->tombes[i].contingut = CONTE_RES;
-    for (int i = 8; i < 16; i++) this->tombes[i].contingut = CONTE_TRESOR;
+    for (int i = 4; i < 8; i++) {
+        this->tombes[i].contingut = CONTE_RES;
+    }
+    for (int i = 8; i < 16; i++) {
+        this->tombes[i].contingut = CONTE_TRESOR;
+    }
 
-    for (int i = 0; i < 50; i++) swap(this->tombes[rand() % 16].contingut, this->tombes[rand() % 16].contingut);
+    for (int i = 0; i < 50; i++) {
+        swap(this->tombes[rand() % 16].contingut, this->tombes[rand() % 16].contingut);
+    }
 }
 
-Uint8 minim(Uint8 a, Uint8 b) {
+auto minim(Uint8 a, Uint8 b) -> Uint8 {
     return (a < b) ? a : b;
 }
 
 void Mapa::comprovaUltimCami() {
-    Uint8 col_aux = abs(this->vertex.columna - this->ultim_vertex.columna);
-    Uint8 fil_aux = abs(this->vertex.fila - this->ultim_vertex.fila);
+    Uint8 col_aux = abs(this->vertex_.columna - this->ultim_vertex_.columna);
+    Uint8 fil_aux = abs(this->vertex_.fila - this->ultim_vertex_.fila);
 
     if (col_aux > fil_aux) {  // Cam� horitzontal
-        Uint8 cami_fila = this->vertex.fila;
-        Uint8 cami_columna = minim(this->vertex.columna, this->ultim_vertex.columna);
+        Uint8 cami_fila = this->vertex_.fila;
+        Uint8 cami_columna = minim(this->vertex_.columna, this->ultim_vertex_.columna);
 
         Sint8 caixa_avall = (cami_fila << 2) + cami_columna;
         Sint8 caixa_amunt = caixa_avall - 4;
@@ -206,8 +223,8 @@ void Mapa::comprovaUltimCami() {
             this->comprovaCaixa(caixa_amunt);
         }
     } else {  // Cam� vertical
-        Uint8 cami_columna = this->vertex.columna;
-        Uint8 cami_fila = minim(this->vertex.fila, this->ultim_vertex.fila);
+        Uint8 cami_columna = this->vertex_.columna;
+        Uint8 cami_fila = minim(this->vertex_.fila, this->ultim_vertex_.fila);
 
         Sint8 caixa_dreta = (cami_fila << 2) + cami_columna;
         Sint8 caixa_esquerra = caixa_dreta - 1;
@@ -225,11 +242,14 @@ void Mapa::comprovaUltimCami() {
 
 void Mapa::comprovaCaixa(Uint8 num) {
     // Si la tomba ja està oberta, no hi ha res que mirar
-    if (this->tombes[num].oberta) return;
+    if (this->tombes[num].oberta) {
+        return;
+    }
 
     // Si algun costat encara no està passat, no hi ha res que fer
-    for (int i = 0; i < 4; i++)
-        if (!this->tombes[num].costat[i]) return;
+    if (std::ranges::any_of(this->tombes[num].costat, [](bool c) { return !c; })) {
+        return;
+    }
 
     // Sinó, pos la acabem d'obrir
     this->tombes[num].oberta = true;
@@ -241,29 +261,33 @@ void Mapa::comprovaCaixa(Uint8 num) {
             break;
         case CONTE_TRESOR:
             this->tombes[num].x = 100;
-            info::ctx.diners++;
+            Info::ctx.diners++;
             break;
         case CONTE_FARAO:
             this->tombes[num].x = 150;
-            this->farao = true;
+            this->farao_ = true;
             break;
         case CONTE_CLAU:
             this->tombes[num].x = 200;
-            this->clau = true;
+            this->clau_ = true;
             break;
         case CONTE_MOMIA:
             this->tombes[num].y = 175;
-            this->nova_momia = true;
+            this->nova_momia_ = true;
             break;
         case CONTE_PERGAMI:
             this->tombes[num].x = 250;
-            this->sam->pergami = true;
+            this->sam_->pergami = true;
             break;
         case CONTE_DIAMANT:
             this->tombes[num].y = 70;
-            info::ctx.diamants++;
-            info::ctx.diners += VALOR_DIAMANT;
-            if (info::ctx.diamants == 16) this->farao = this->clau = true;
+            Info::ctx.diamants++;
+            Info::ctx.diners += VALOR_DIAMANT;
+            if (Info::ctx.diamants == 16) {
+                this->farao_ = this->clau_ = true;
+            }
+            break;
+        default:
             break;
     }
 
@@ -271,8 +295,8 @@ void Mapa::comprovaCaixa(Uint8 num) {
 }
 
 void Mapa::comprovaPorta() {
-    if (this->clau && this->farao) {
-        JD8_BlitCKToSurface(150, 18, this->gfx, 15, 143, 15, 12, this->fondo, 255);
-        porta_oberta = true;
+    if (this->clau_ && this->farao_) {
+        Jd8::blitCKToSurface(150, 18, this->gfx_, 15, 143, 15, 12, this->fondo_, 255);
+        porta_oberta_ = true;
     }
 }

source/game/mapa.hpp

@@ -1,17 +1,21 @@
 #pragma once
 
+#include <cstdint>
+
 #include "core/jail/jdraw8.hpp"
 #include "game/info.hpp"
 #include "game/prota.hpp"
 
-#define CONTE_RES 0
-#define CONTE_TRESOR 1
-#define CONTE_FARAO 2
-#define CONTE_CLAU 3
-#define CONTE_MOMIA 4
-#define CONTE_PERGAMI 5
-#define CONTE_DIAMANT 6
-#define VALOR_DIAMANT 5
+enum : std::uint8_t {
+    CONTE_RES = 0,
+    CONTE_TRESOR = 1,
+    CONTE_FARAO = 2,
+    CONTE_CLAU = 3,
+    CONTE_MOMIA = 4,
+    CONTE_PERGAMI = 5,
+    CONTE_DIAMANT = 6,
+    VALOR_DIAMANT = 5
+};
 
 struct Tomba {
     bool costat[4];
@@ -27,17 +31,17 @@ struct Vertex {
 
 class Mapa {
    public:
-    explicit Mapa(JD8_Surface gfx, Prota* sam);
-    ~Mapa(void);
+    explicit Mapa(Jd8::Surface gfx, Prota* sam);
+    ~Mapa();
 
     Mapa(const Mapa&) = delete;
-    Mapa& operator=(const Mapa&) = delete;
+    auto operator=(const Mapa&) -> Mapa& = delete;
     Mapa(Mapa&&) = delete;
-    Mapa& operator=(Mapa&&) = delete;
+    auto operator=(Mapa&&) -> Mapa& = delete;
 
     void draw();
     void update();
-    bool novaMomia();
+    auto novaMomia() -> bool;
     void comprovaCaixa(Uint8 num);
 
     Tomba tombes[16];
@@ -49,16 +53,16 @@ class Mapa {
     void comprovaUltimCami();
     void comprovaPorta();
 
-    JD8_Surface gfx;
-    JD8_Surface fondo;
-    Vertex vertex;
-    Vertex ultim_vertex;
-    Uint8 frame_torxes;
+    Jd8::Surface gfx_;
+    Jd8::Surface fondo_;
+    Vertex vertex_;
+    Vertex ultim_vertex_;
+    Uint8 frame_torxes_;
 
-    Prota* sam;
+    Prota* sam_;
 
-    bool farao;
-    bool clau;
-    bool porta_oberta;
-    bool nova_momia;
+    bool farao_;
+    bool clau_;
+    bool porta_oberta_;
+    bool nova_momia_;
 };

source/game/marcador.cpp

@@ -1,60 +1,63 @@
 #include "game/marcador.hpp"
 
-Marcador::Marcador(JD8_Surface gfx, Prota* sam) {
-    this->gfx = gfx;
-    this->sam = sam;
-}
-
-Marcador::~Marcador(void) {
+Marcador::Marcador(Jd8::Surface gfx, Prota* sam) {
+    this->gfx_ = gfx;
+    this->sam_ = sam;
 }
 
 void Marcador::draw() {
-    if (info::ctx.num_piramide < 6) {
-        this->pintaNumero(55, 2, info::ctx.num_piramide);
-        this->pintaNumero(80, 2, info::ctx.num_habitacio);
+    if (Info::ctx.num_piramide < 6) {
+        this->pintaNumero(55, 2, Info::ctx.num_piramide);
+        this->pintaNumero(80, 2, Info::ctx.num_habitacio);
     }
 
-    this->pintaNumero(149, 2, info::ctx.diners / 100);
-    this->pintaNumero(156, 2, (info::ctx.diners % 100) / 10);
-    this->pintaNumero(163, 2, info::ctx.diners % 10);
+    this->pintaNumero(149, 2, Info::ctx.diners / 100);
+    this->pintaNumero(156, 2, (Info::ctx.diners % 100) / 10);
+    this->pintaNumero(163, 2, Info::ctx.diners % 10);
 
-    if (this->sam->pergami) JD8_BlitCK(190, 1, this->gfx, 209, 185, 15, 14, 255);
+    if (this->sam_->pergami) {
+        Jd8::blitCK(190, 1, this->gfx_, 209, 185, 15, 14, 255);
+    }
 
-    JD8_BlitCK(271, 1, this->gfx, 0, 20, 15, info::ctx.vida * 3, 255);
-    if (info::ctx.vida < 5) JD8_BlitCK(271, 1 + (info::ctx.vida * 3), this->gfx, 75, 20, 15, 15 - (info::ctx.vida * 3), 255);
+    Jd8::blitCK(271, 1, this->gfx_, 0, 20, 15, Info::ctx.vida * 3, 255);
+    if (Info::ctx.vida < 5) {
+        Jd8::blitCK(271, 1 + (Info::ctx.vida * 3), this->gfx_, 75, 20, 15, 15 - (Info::ctx.vida * 3), 255);
+    }
 }
 
 void Marcador::pintaNumero(Uint16 x, Uint16 y, Uint8 num) {
     switch (num) {
         case 0:
-            JD8_BlitCK(x, y, this->gfx, 141, 193, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 141, 193, 10, 7, 255);
             break;
         case 1:
-            JD8_BlitCK(x, y, this->gfx, 100, 185, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 100, 185, 10, 7, 255);
             break;
         case 2:
-            JD8_BlitCK(x, y, this->gfx, 110, 185, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 110, 185, 10, 7, 255);
             break;
         case 3:
-            JD8_BlitCK(x, y, this->gfx, 120, 185, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 120, 185, 10, 7, 255);
             break;
         case 4:
-            JD8_BlitCK(x, y, this->gfx, 130, 185, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 130, 185, 10, 7, 255);
             break;
         case 5:
-            JD8_BlitCK(x, y, this->gfx, 140, 185, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 140, 185, 10, 7, 255);
             break;
         case 6:
-            JD8_BlitCK(x, y, this->gfx, 101, 193, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 101, 193, 10, 7, 255);
             break;
         case 7:
-            JD8_BlitCK(x, y, this->gfx, 111, 193, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 111, 193, 10, 7, 255);
             break;
         case 8:
-            JD8_BlitCK(x, y, this->gfx, 121, 193, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 121, 193, 10, 7, 255);
             break;
         case 9:
-            JD8_BlitCK(x, y, this->gfx, 131, 193, 10, 7, 255);
+            Jd8::blitCK(x, y, this->gfx_, 131, 193, 10, 7, 255);
+            break;
+        default:
             break;
     }
 }

source/game/marcador.hpp

@@ -6,14 +6,14 @@
 
 class Marcador {
    public:
-    explicit Marcador(JD8_Surface gfx, Prota* sam);
-    ~Marcador(void);
+    explicit Marcador(Jd8::Surface gfx, Prota* sam);
+    ~Marcador() = default;
 
     void draw();
 
    protected:
     void pintaNumero(Uint16 x, Uint16 y, Uint8 num);
 
-    JD8_Surface gfx;
-    Prota* sam;
+    Jd8::Surface gfx_;
+    Prota* sam_;
 };

source/game/modulegame.cpp

@@ -8,66 +8,72 @@
 #include "core/jail/jinput.hpp"
 
 ModuleGame::ModuleGame() {
-    this->gfx = JD8_LoadSurface(info::ctx.pepe_activat ? "gfx/frames2.gif" : "gfx/frames.gif");
-    JG_SetUpdateTicks(10);
+    this->gfx_ = Jd8::loadSurface(Info::ctx.pepe_activat ? "gfx/frames2.gif" : "gfx/frames.gif");
+    Jg::setUpdateTicks(10);
 
-    this->sam = std::make_unique<Prota>(this->gfx);
-    this->mapa = std::make_unique<Mapa>(this->gfx, this->sam.get());
-    this->marcador = std::make_unique<Marcador>(this->gfx, this->sam.get());
-    if (info::ctx.num_piramide == 2) {
-        this->bola = std::make_unique<Bola>(this->gfx, this->sam.get());
+    this->sam_ = std::make_unique<Prota>(this->gfx_);
+    this->mapa_ = std::make_unique<Mapa>(this->gfx_, this->sam_.get());
+    this->marcador_ = std::make_unique<Marcador>(this->gfx_, this->sam_.get());
+    if (Info::ctx.num_piramide == 2) {
+        this->bola_ = std::make_unique<Bola>(this->gfx_, this->sam_.get());
     }
 
     this->iniciarMomies();
 }
 
 ModuleGame::~ModuleGame() {
-    JD8_FreeSurface(this->gfx);
+    Jd8::freeSurface(this->gfx_);
 }
 
 void ModuleGame::onEnter() {
     // Primera Draw per omplir `screen` amb el contingut del gameplay
     // abans que el fade-in arranque. Si no, les primeres iteracions del
     // fade interpolarien cap a una paleta amb pantalla buida.
-    this->Draw();
+    this->draw();
 
     // Audio::playMusic ja és idempotent: si la pista actual coincideix amb la
     // demanada, no fa res. Per això podem cridar-lo cada onEnter sense
     // desencadenar restarts indesitjats.
-    const char* music_name = info::ctx.num_piramide == 3 ? "piramide_3.ogg"
-        : info::ctx.num_piramide == 2                    ? "piramide_2.ogg"
-        : info::ctx.num_piramide == 6                    ? "secreta.ogg"
-                                                         : "piramide_1_4_5.ogg";
+    const char* music_name = "piramide_1_4_5.ogg";
+    if (Info::ctx.num_piramide == 3) {
+        music_name = "piramide_3.ogg";
+    } else if (Info::ctx.num_piramide == 2) {
+        music_name = "piramide_2.ogg";
+    } else if (Info::ctx.num_piramide == 6) {
+        music_name = "secreta.ogg";
+    }
     Audio::get()->playMusic(music_name);
 
     // Arranca el fade-in tick-based. El `PaletteFade` avança un pas (de
     // 32) per cada tick; durant aquesta fase el gameplay no corre,
     // només Draw+fade. Substituïx la crida bloquejant `JD8_FadeToPal`.
-    fade_.startFadeTo(JD8_LoadPalette(info::ctx.pepe_activat ? "gfx/frames2.gif" : "gfx/frames.gif"));
-    phase_ = Phase::FadingIn;
+    fade_.startFadeTo(Jd8::loadPalette(Info::ctx.pepe_activat ? "gfx/frames2.gif" : "gfx/frames.gif"));
+    phase_ = Phase::FADING_IN;
 }
 
 void ModuleGame::tick(int delta_ms) {
     switch (phase_) {
-        case Phase::FadingIn:
+        case Phase::FADING_IN:
             // No redibuixem durant el fade: el `screen` ja va ser omplit
-            // per la Draw() d'onEnter. Només el JD8_Flip del caller muta
+            // per la Draw() d'onEnter. Només el Jd8::flip del caller muta
             // pixel_data segons la paleta que avança pas a pas.
             fade_.tick(delta_ms);
-            if (fade_.done()) phase_ = Phase::Playing;
-            break;
-
-        case Phase::Playing:
-            this->Draw();
-            this->Update();
-            if (this->final_ != 0) {
-                this->applyFinalTransitions();
-                fade_.startFadeOut();
-                phase_ = Phase::FadingOut;
+            if (fade_.done()) {
+                phase_ = Phase::PLAYING;
             }
             break;
 
-        case Phase::FadingOut:
+        case Phase::PLAYING:
+            this->draw();
+            this->update();
+            if (this->final_ != 0) {
+                this->applyFinalTransitions();
+                fade_.startFadeOut();
+                phase_ = Phase::FADING_OUT;
+            }
+            break;
+
+        case Phase::FADING_OUT:
             // No redibuixem: el `screen` té l'últim frame pintat per la
             // fase Playing (just abans que Update() setegés `final_`).
             // El vell `JD8_FadeOut` feia exactament això — flips amb
@@ -75,95 +81,111 @@ void ModuleGame::tick(int delta_ms) {
             // mostraria l'estat post-Update del sprite (p.ex. el prota
             // "tornant" davant la porta després d'haver eixit).
             fade_.tick(delta_ms);
-            if (fade_.done()) phase_ = Phase::Done;
+            if (fade_.done()) {
+                phase_ = Phase::DONE;
+            }
             break;
 
-        case Phase::Done:
+        case Phase::DONE:
             break;
     }
 }
 
-int ModuleGame::nextState() const {
-    if (JG_Quitting()) return -1;
-    if (info::ctx.num_habitacio == 1 ||
-        info::ctx.num_piramide == 100 ||
-        info::ctx.num_piramide == 7) {
+auto ModuleGame::nextState() const -> int {
+    if (Jg::quitting()) {
+        return -1;
+    }
+    if (Info::ctx.num_habitacio == 1 ||
+        Info::ctx.num_piramide == 100 ||
+        Info::ctx.num_piramide == 7) {
         return 1;
     }
     return 0;
 }
 
-void ModuleGame::applyFinalTransitions() {
+void ModuleGame::applyFinalTransitions() const {
     if (this->final_ == 1) {
-        info::ctx.num_habitacio++;
-        if (info::ctx.num_habitacio == 6) {
-            info::ctx.num_habitacio = 1;
-            info::ctx.num_piramide++;
+        Info::ctx.num_habitacio++;
+        if (Info::ctx.num_habitacio == 6) {
+            Info::ctx.num_habitacio = 1;
+            Info::ctx.num_piramide++;
+        }
+        if (Info::ctx.num_piramide == 6 && Info::ctx.num_habitacio == 2) {
+            Info::ctx.num_piramide++;
         }
-        if (info::ctx.num_piramide == 6 && info::ctx.num_habitacio == 2) info::ctx.num_piramide++;
     } else if (this->final_ == 2) {
-        info::ctx.num_piramide = 100;
+        Info::ctx.num_piramide = 100;
     }
 }
 
-void ModuleGame::Draw() {
-    // No crida JD8_Flip — el caller (mini-loop del fiber, o Director a
+void ModuleGame::draw() {
+    // No crida Jd8::flip — el caller (mini-loop del fiber, o Director a
     // Phase B.2) ho fa després de cada tick.
-    this->mapa->draw();
-    this->marcador->draw();
-    this->sam->draw();
-    for (auto& m : this->momies) m->draw();
-    if (this->bola) this->bola->draw();
+    this->mapa_->draw();
+    this->marcador_->draw();
+    this->sam_->draw();
+    for (auto& m : this->momies_) {
+        m->draw();
+    }
+    if (this->bola_) {
+        this->bola_->draw();
+    }
 }
 
-void ModuleGame::Update() {
-    if (JG_ShouldUpdate()) {
-        JI_Update();
+void ModuleGame::update() {
+    if (Jg::shouldUpdate()) {
+        Ji::update();
 
-        this->final_ = this->sam->update();
-        const auto erased = std::erase_if(this->momies, [](auto& m) { return m->update(); });
-        info::ctx.momies -= static_cast<int>(erased);
-        if (this->bola) this->bola->update();
-        this->mapa->update();
-        if (this->mapa->novaMomia()) {
-            this->momies.emplace_back(std::make_unique<Momia>(this->gfx, true, 0, 0, this->sam.get()));
-            info::ctx.momies++;
+        this->final_ = this->sam_->update();
+        const auto ERASED = std::erase_if(this->momies_, [](auto& m) { return m->update(); });
+        Info::ctx.momies -= static_cast<int>(ERASED);
+        if (this->bola_) {
+            this->bola_->update();
+        }
+        this->mapa_->update();
+        if (this->mapa_->novaMomia()) {
+            this->momies_.emplace_back(std::make_unique<Momia>(this->gfx_, true, 0, 0, this->sam_.get()));
+            Info::ctx.momies++;
         }
 
-        if (JI_CheatActivated("reviu")) info::ctx.vida = 5;
-        if (JI_CheatActivated("alone")) {
-            this->momies.clear();
-            info::ctx.momies = 0;
+        if (Ji::cheatActivated("reviu")) {
+            Info::ctx.vida = 5;
         }
-        if (JI_CheatActivated("obert")) {
+        if (Ji::cheatActivated("alone")) {
+            this->momies_.clear();
+            Info::ctx.momies = 0;
+        }
+        if (Ji::cheatActivated("obert")) {
             for (int i = 0; i < 16; i++) {
-                this->mapa->tombes[i].costat[0] = true;
-                this->mapa->tombes[i].costat[1] = true;
-                this->mapa->tombes[i].costat[2] = true;
-                this->mapa->tombes[i].costat[3] = true;
-                this->mapa->comprovaCaixa(i);
+                this->mapa_->tombes[i].costat[0] = true;
+                this->mapa_->tombes[i].costat[1] = true;
+                this->mapa_->tombes[i].costat[2] = true;
+                this->mapa_->tombes[i].costat[3] = true;
+                this->mapa_->comprovaCaixa(i);
             }
         }
 
-        if (JI_KeyPressed(SDL_SCANCODE_ESCAPE)) {
-            JG_QuitSignal();
+        if (Ji::keyPressed(SDL_SCANCODE_ESCAPE)) {
+            Jg::quitSignal();
         }
     }
 }
 
 void ModuleGame::iniciarMomies() {
-    if (info::ctx.num_habitacio == 1) {
-        info::ctx.momies = 1;
+    if (Info::ctx.num_habitacio == 1) {
+        Info::ctx.momies = 1;
     } else {
-        info::ctx.momies++;
+        Info::ctx.momies++;
+    }
+    if (Info::ctx.num_piramide == 6) {
+        Info::ctx.momies = 8;
     }
-    if (info::ctx.num_piramide == 6) info::ctx.momies = 8;
 
     int x = 20;
     int y = 170;
-    bool dimonis = info::ctx.num_piramide == 6;
-    for (int i = 0; i < info::ctx.momies; i++) {
-        this->momies.emplace_back(std::make_unique<Momia>(this->gfx, dimonis, x, y, this->sam.get()));
+    bool dimonis = Info::ctx.num_piramide == 6;
+    for (int i = 0; i < Info::ctx.momies; i++) {
+        this->momies_.emplace_back(std::make_unique<Momia>(this->gfx_, dimonis, x, y, this->sam_.get()));
         x += 65;
         if (x == 345) {
             x = 20;

source/game/modulegame.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <memory>
 #include <vector>
 
@@ -9,60 +10,60 @@
 #include "game/marcador.hpp"
 #include "game/momia.hpp"
 #include "game/prota.hpp"
-#include "scenes/palette_fade.hpp"
-#include "scenes/scene.hpp"
+#include "game/scenes/palette_fade.hpp"
+#include "game/scenes/scene.hpp"
 
 // Escena de gameplay pur. Reemplaça el vell `Go()` bloquejant amb
-// l'interfície `scenes::Scene` tick-based: `onEnter()` arranca la
+// l'interfície `Scenes::Scene` tick-based: `onEnter()` arranca la
 // música i un fade-in, el `tick()` avança un frame (Draw + Update
-// gated per JG_ShouldUpdate), i quan la partida acaba fa un fade-out
+// gated per Jg::shouldUpdate), i quan la partida acaba fa un fade-out
 // abans de retornar el next state.
 //
 // Tres fases internes:
-//   1. FadingIn  — fade-in 32 passos mentre el render segueix viu.
+//   1. FADING_IN  — fade-in 32 passos mentre el render segueix viu.
 //   2. Playing   — gameplay normal; `final_` es setja quan el prota mor
 //                  o canvia de sala. `Update()` només avança cada 10 ms
-//                  via `JG_ShouldUpdate` (ticker fix del jail).
-//   3. FadingOut — fade-out 32 passos mantenint l'últim frame visible
+//                  via `Jg::shouldUpdate` (ticker fix del jail).
+//   3. FADING_OUT — fade-out 32 passos mantenint l'últim frame visible
 //                  (substituïx el `JD8_FadeOut` bloquejant que feia el
 //                  destructor legacy).
-class ModuleGame : public scenes::Scene {
+class ModuleGame : public Scenes::Scene {
    public:
     ModuleGame();
     ~ModuleGame() override;
 
     ModuleGame(const ModuleGame&) = delete;
-    ModuleGame& operator=(const ModuleGame&) = delete;
+    auto operator=(const ModuleGame&) -> ModuleGame& = delete;
     ModuleGame(ModuleGame&&) = delete;
-    ModuleGame& operator=(ModuleGame&&) = delete;
+    auto operator=(ModuleGame&&) -> ModuleGame& = delete;
 
     void onEnter() override;
     void tick(int delta_ms) override;
-    bool done() const override { return phase_ == Phase::Done; }
-    int nextState() const override;
+    [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
+    [[nodiscard]] auto nextState() const -> int override;
 
    private:
-    enum class Phase {
-        FadingIn,
-        Playing,
-        FadingOut,
-        Done,
+    enum class Phase : std::uint8_t {
+        FADING_IN,
+        PLAYING,
+        FADING_OUT,
+        DONE,
     };
 
-    void Draw();    // render a `screen`; no crida JD8_Flip (ho fa el caller)
-    void Update();  // gated per JG_ShouldUpdate
+    void draw();    // render a `screen`; no crida Jd8::flip (ho fa el caller)
+    void update();  // gated per Jg::shouldUpdate
 
     void iniciarMomies();
-    void applyFinalTransitions();  // muta info::ctx quan final_ passa a !=0
+    void applyFinalTransitions() const;  // muta Info::ctx quan final_ passa a !=0
 
-    Phase phase_{Phase::FadingIn};
-    scenes::PaletteFade fade_;
+    Phase phase_{Phase::FADING_IN};
+    Scenes::PaletteFade fade_;
     Uint8 final_{0};
-    JD8_Surface gfx{nullptr};
+    Jd8::Surface gfx_{nullptr};
 
-    std::unique_ptr<Mapa> mapa;
-    std::unique_ptr<Prota> sam;
-    std::unique_ptr<Marcador> marcador;
-    std::vector<std::unique_ptr<Momia>> momies;
-    std::unique_ptr<Bola> bola;
+    std::unique_ptr<Mapa> mapa_;
+    std::unique_ptr<Prota> sam_;
+    std::unique_ptr<Marcador> marcador_;
+    std::vector<std::unique_ptr<Momia>> momies_;
+    std::unique_ptr<Bola> bola_;
 };

source/game/momia.cpp

@@ -1,13 +1,13 @@
 #include "game/momia.hpp"
 
-#include <stdlib.h>
+#include <cstdlib>
 
 #include "core/jail/jgame.hpp"
 
-Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
+Momia::Momia(Jd8::Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
     : Sprite(gfx) {
     this->dimoni = dimoni;
-    this->sam = sam;
+    this->sam_ = sam;
 
     entitat.frames.reserve(20);
     for (int row = 0; row < 4; row++) {
@@ -15,9 +15,13 @@ Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
             Frame f;
             f.w = 15;
             f.h = 15;
-            if (info::ctx.num_piramide == 4) f.h -= 5;
+            if (Info::ctx.num_piramide == 4) {
+                f.h -= 5;
+            }
             f.x = (col * 15) + 75;
-            if (this->dimoni) f.x += 75;
+            if (this->dimoni) {
+                f.x += 75;
+            }
             f.y = 20 + (row * 15);
             entitat.frames.push_back(f);
         }
@@ -26,20 +30,20 @@ Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
     entitat.animacions.resize(4);
     for (int i = 0; i < 4; i++) {
         entitat.animacions[i].frames = {
-            static_cast<Uint8>(0 + i * 5),
-            static_cast<Uint8>(1 + i * 5),
-            static_cast<Uint8>(2 + i * 5),
-            static_cast<Uint8>(1 + i * 5),
-            static_cast<Uint8>(0 + i * 5),
-            static_cast<Uint8>(3 + i * 5),
-            static_cast<Uint8>(4 + i * 5),
-            static_cast<Uint8>(3 + i * 5),
+            static_cast<Uint8>(0 + (i * 5)),
+            static_cast<Uint8>(1 + (i * 5)),
+            static_cast<Uint8>(2 + (i * 5)),
+            static_cast<Uint8>(1 + (i * 5)),
+            static_cast<Uint8>(0 + (i * 5)),
+            static_cast<Uint8>(3 + (i * 5)),
+            static_cast<Uint8>(4 + (i * 5)),
+            static_cast<Uint8>(3 + (i * 5)),
         };
     }
 
     this->cur_frame = 0;
     this->o = rand() % 4;
-    this->cycles_per_frame = 4;
+    this->cycles_per_frame_ = 4;
 
     if (this->dimoni) {
         if (x == 0) {
@@ -48,7 +52,7 @@ Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
             this->x = x;
         }
         if (y == 0) {
-            if (this->sam->y > 100) {
+            if (this->sam_->y > 100) {
                 this->y = 30;
             } else {
                 this->y = 170;
@@ -56,7 +60,7 @@ Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
         } else {
             this->y = y;
         }
-        this->engendro = std::make_unique<Engendro>(gfx, this->x, this->y);
+        this->engendro_ = std::make_unique<Engendro>(gfx, this->x, this->y);
     } else {
         this->x = x;
         this->y = y;
@@ -64,90 +68,117 @@ Momia::Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam)
 }
 
 void Momia::draw() {
-    if (this->engendro) {
-        this->engendro->draw();
+    if (this->engendro_) {
+        this->engendro_->draw();
     } else {
         Sprite::draw();
 
-        if (info::ctx.num_piramide == 4) {
-            if ((JG_GetCycleCounter() % 40) < 20) {
-                JD8_BlitCK(this->x, this->y, this->gfx, 220, 80, 15, 15, 255);
+        if (Info::ctx.num_piramide == 4) {
+            if ((Jg::getCycleCounter() % 40) < 20) {
+                Jd8::blitCK(this->x, this->y, this->gfx_, 220, 80, 15, 15, 255);
             } else {
-                JD8_BlitCK(this->x, this->y, this->gfx, 235, 80, 15, 15, 255);
+                Jd8::blitCK(this->x, this->y, this->gfx_, 235, 80, 15, 15, 255);
             }
         }
     }
 }
 
-bool Momia::update() {
-    bool morta = false;
-
-    if (this->engendro) {
-        if (this->engendro->update()) {
-            this->engendro.reset();
-        }
-        return morta;
+void Momia::pickHorizontalThenVertical() {
+    if (this->x > this->sam_->x) {
+        this->o = 3;
+    } else if (this->x < this->sam_->x) {
+        this->o = 2;
+    } else if (this->y < this->sam_->y) {
+        this->o = 0;
+    } else if (this->y > this->sam_->y) {
+        this->o = 1;
     }
-
-    if (this->sam->o < 4 && (this->dimoni || info::ctx.num_piramide == 5 || JG_GetCycleCounter() % 2 == 0)) {
-        if ((this->x - 20) % 65 == 0 && (this->y - 30) % 35 == 0) {
-            if (this->dimoni) {
-                if (rand() % 2 == 0) {
-                    if (this->x > this->sam->x) {
-                        this->o = 3;
-                    } else if (this->x < this->sam->x) {
-                        this->o = 2;
-                    } else if (this->y < this->sam->y) {
-                        this->o = 0;
-                    } else if (this->y > this->sam->y) {
-                        this->o = 1;
-                    }
-                } else {
-                    if (this->y < this->sam->y) {
-                        this->o = 0;
-                    } else if (this->y > this->sam->y) {
-                        this->o = 1;
-                    } else if (this->x > this->sam->x) {
-                        this->o = 3;
-                    } else if (this->x < this->sam->x) {
-                        this->o = 2;
-                    }
-                }
-            } else {
-                this->o = rand() % 4;
-            }
-        }
-
-        switch (this->o) {
-            case 0:
-                if (y < 170) this->y++;
-                break;
-            case 1:
-                if (y > 30) this->y--;
-                break;
-            case 2:
-                if (x < 280) this->x++;
-                break;
-            case 3:
-                if (x > 20) this->x--;
-                break;
-        }
-
-        if (JG_GetCycleCounter() % this->cycles_per_frame == 0) {
-            this->cur_frame++;
-            if (this->cur_frame == entitat.animacions[this->o].frames.size()) this->cur_frame = 0;
-        }
-
-        if (this->x > (this->sam->x - 7) && this->x < (this->sam->x + 7) && this->y > (this->sam->y - 7) && this->y < (this->sam->y + 7)) {
-            morta = true;
-            if (this->sam->pergami) {
-                this->sam->pergami = false;
-            } else {
-                info::ctx.vida--;
-                if (info::ctx.vida == 0) this->sam->o = 5;
-            }
-        }
-    }
-
-    return morta;
+}
+
+void Momia::pickVerticalThenHorizontal() {
+    if (this->y < this->sam_->y) {
+        this->o = 0;
+    } else if (this->y > this->sam_->y) {
+        this->o = 1;
+    } else if (this->x > this->sam_->x) {
+        this->o = 3;
+    } else if (this->x < this->sam_->x) {
+        this->o = 2;
+    }
+}
+
+void Momia::pickDirection() {
+    if (!this->dimoni) {
+        this->o = rand() % 4;
+        return;
+    }
+    if (rand() % 2 == 0) {
+        pickHorizontalThenVertical();
+    } else {
+        pickVerticalThenHorizontal();
+    }
+}
+
+void Momia::stepInDirection() {
+    switch (this->o) {
+        case 0:
+            if (y < 170) { this->y++; }
+            break;
+        case 1:
+            if (y > 30) { this->y--; }
+            break;
+        case 2:
+            if (x < 280) { this->x++; }
+            break;
+        case 3:
+            if (x > 20) { this->x--; }
+            break;
+        default:
+            break;
+    }
+}
+
+auto Momia::collidesWithSam() const -> bool {
+    return this->x > (this->sam_->x - 7) && this->x < (this->sam_->x + 7) &&
+        this->y > (this->sam_->y - 7) && this->y < (this->sam_->y + 7);
+}
+
+void Momia::applyCollisionWithSam() {
+    if (this->sam_->pergami) {
+        this->sam_->pergami = false;
+        return;
+    }
+    Info::ctx.vida--;
+    if (Info::ctx.vida == 0) {
+        this->sam_->o = 5;
+    }
+}
+
+auto Momia::update() -> bool {
+    if (this->engendro_) {
+        if (this->engendro_->update()) {
+            this->engendro_.reset();
+        }
+        return false;
+    }
+    const bool SAM_ALIVE = this->sam_->o < 4;
+    const bool MAY_STEP = this->dimoni || Info::ctx.num_piramide == 5 || Jg::getCycleCounter() % 2 == 0;
+    if (!SAM_ALIVE || !MAY_STEP) {
+        return false;
+    }
+    if ((this->x - 20) % 65 == 0 && (this->y - 30) % 35 == 0) {
+        pickDirection();
+    }
+    stepInDirection();
+    if (Jg::getCycleCounter() % this->cycles_per_frame_ == 0) {
+        this->cur_frame++;
+        if (this->cur_frame == entitat.animacions[this->o].frames.size()) {
+            this->cur_frame = 0;
+        }
+    }
+    if (collidesWithSam()) {
+        applyCollisionWithSam();
+        return true;
+    }
+    return false;
 }

source/game/momia.hpp

@@ -9,14 +9,21 @@
 
 class Momia : public Sprite {
    public:
-    explicit Momia(JD8_Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam);
+    explicit Momia(Jd8::Surface gfx, bool dimoni, Uint16 x, Uint16 y, Prota* sam);
 
     void draw() override;
-    bool update();
+    auto update() -> bool;
 
     bool dimoni;
 
    protected:
-    Prota* sam;
-    std::unique_ptr<Engendro> engendro;
+    Prota* sam_;
+    std::unique_ptr<Engendro> engendro_;
+
+    void pickDirection();
+    void pickHorizontalThenVertical();
+    void pickVerticalThenHorizontal();
+    void stepInDirection();
+    [[nodiscard]] auto collidesWithSam() const -> bool;
+    void applyCollisionWithSam();
 };

source/game/options.cpp

@@ -1,5 +1,6 @@
 #include "game/options.hpp"
 
+#include <algorithm>
 #include <fstream>
 #include <iostream>
 #include <string>
@@ -58,16 +59,21 @@ namespace Options {
             auto yaml = fkyaml::node::deserialize(content);
             if (yaml.contains("game")) {
                 const auto& node = yaml["game"];
-                if (node.contains("habitacio_inicial"))
+                if (node.contains("habitacio_inicial")) {
                     game.habitacio_inicial = node["habitacio_inicial"].get_value<int>();
-                if (node.contains("piramide_inicial"))
+                }
+                if (node.contains("piramide_inicial")) {
                     game.piramide_inicial = node["piramide_inicial"].get_value<int>();
-                if (node.contains("vides"))
+                }
+                if (node.contains("vides")) {
                     game.vides = node["vides"].get_value<int>();
-                if (node.contains("diamants_inicial"))
+                }
+                if (node.contains("diamants_inicial")) {
                     game.diamants_inicial = node["diamants_inicial"].get_value<int>();
-                if (node.contains("diners_inicial"))
+                }
+                if (node.contains("diners_inicial")) {
                     game.diners_inicial = node["diners_inicial"].get_value<int>();
+                }
             }
             return true;
         } catch (const fkyaml::exception& e) {
@@ -80,7 +86,9 @@ namespace Options {
     // com a punt d'entrada únic per als callsites legacy del menú; el cos
     // ja no toca jail_audio directament.
     void applyAudio() {
-        if (::Audio::get() == nullptr) return;
+        if (::Audio::get() == nullptr) {
+            return;
+        }
         ::Audio::get()->enable(audio.enabled);
         ::Audio::get()->enableMusic(audio.music.enabled);
         ::Audio::get()->enableSound(audio.sound.enabled);
@@ -91,114 +99,142 @@ namespace Options {
     // --- Funcions helper de càrrega ---
 
     static void loadAudioConfigFromYaml(const fkyaml::node& yaml) {
-        if (!yaml.contains("audio")) return;
+        if (!yaml.contains("audio")) {
+            return;
+        }
         const auto& node = yaml["audio"];
 
-        if (node.contains("enabled"))
+        if (node.contains("enabled")) {
             audio.enabled = node["enabled"].get_value<bool>();
+        }
 
-        if (node.contains("volume"))
+        if (node.contains("volume")) {
             audio.volume = node["volume"].get_value<float>();
+        }
 
         if (node.contains("music")) {
             const auto& music = node["music"];
-            if (music.contains("enabled"))
+            if (music.contains("enabled")) {
                 audio.music.enabled = music["enabled"].get_value<bool>();
-            if (music.contains("volume"))
+            }
+            if (music.contains("volume")) {
                 audio.music.volume = music["volume"].get_value<float>();
+            }
         }
 
         if (node.contains("sound")) {
             const auto& sound = node["sound"];
-            if (sound.contains("enabled"))
+            if (sound.contains("enabled")) {
                 audio.sound.enabled = sound["enabled"].get_value<bool>();
-            if (sound.contains("volume"))
+            }
+            if (sound.contains("volume")) {
                 audio.sound.volume = sound["volume"].get_value<float>();
+            }
         }
     }
 
     static void loadVideoConfigFromYaml(const fkyaml::node& yaml) {
-        if (!yaml.contains("video")) return;
+        if (!yaml.contains("video")) {
+            return;
+        }
         const auto& node = yaml["video"];
 
-        if (node.contains("gpu_acceleration"))
+        if (node.contains("gpu_acceleration")) {
             video.gpu_acceleration = node["gpu_acceleration"].get_value<bool>();
-        if (node.contains("shader_enabled"))
+        }
+        if (node.contains("shader_enabled")) {
             video.shader_enabled = node["shader_enabled"].get_value<bool>();
-        if (node.contains("supersampling"))
-            video.supersampling = node["supersampling"].get_value<bool>();
+        }
         if (node.contains("scaling_mode")) {
             auto s = node["scaling_mode"].get_value<std::string>();
-            if (s == "disabled")
+            if (s == "disabled") {
                 video.scaling_mode = ScalingMode::DISABLED;
-            else if (s == "stretch")
+            } else if (s == "stretch") {
                 video.scaling_mode = ScalingMode::STRETCH;
-            else if (s == "letterbox")
+            } else if (s == "letterbox") {
                 video.scaling_mode = ScalingMode::LETTERBOX;
-            else if (s == "overscan")
+            } else if (s == "overscan") {
                 video.scaling_mode = ScalingMode::OVERSCAN;
-            else
+            } else {
                 video.scaling_mode = ScalingMode::INTEGER;
+            }
         }
-        if (node.contains("vsync"))
+        if (node.contains("vsync")) {
             video.vsync = node["vsync"].get_value<bool>();
-        if (node.contains("aspect_ratio_4_3"))
+        }
+        if (node.contains("aspect_ratio_4_3")) {
             video.aspect_ratio_4_3 = node["aspect_ratio_4_3"].get_value<bool>();
+        }
         if (node.contains("texture_filter")) {
             auto s = node["texture_filter"].get_value<std::string>();
             video.texture_filter = (s == "linear") ? TextureFilter::LINEAR : TextureFilter::NEAREST;
         }
-        if (node.contains("downscale_algo"))
-            video.downscale_algo = node["downscale_algo"].get_value<int>();
         if (node.contains("internal_resolution")) {
             video.internal_resolution = node["internal_resolution"].get_value<int>();
-            if (video.internal_resolution < 1) video.internal_resolution = 1;
+            video.internal_resolution = std::max(video.internal_resolution, 1);
         }
-        if (node.contains("current_shader"))
+        if (node.contains("current_shader")) {
             video.current_shader = node["current_shader"].get_value<std::string>();
-        if (node.contains("current_postfx_preset"))
+        }
+        if (node.contains("current_postfx_preset")) {
             video.current_postfx_preset = node["current_postfx_preset"].get_value<std::string>();
-        if (node.contains("current_crtpi_preset"))
+        }
+        if (node.contains("current_crtpi_preset")) {
             video.current_crtpi_preset = node["current_crtpi_preset"].get_value<std::string>();
+        }
     }
 
     static void loadRenderInfoFromYaml(const fkyaml::node& yaml) {
-        if (!yaml.contains("render_info")) return;
+        if (!yaml.contains("render_info")) {
+            return;
+        }
         const auto& node = yaml["render_info"];
 
         if (node.contains("position")) {
             auto pos = node["position"].get_value<std::string>();
-            if (pos == "top")
+            if (pos == "top") {
                 render_info.position = RenderInfoPosition::TOP;
-            else if (pos == "bottom")
+            } else if (pos == "bottom") {
                 render_info.position = RenderInfoPosition::BOTTOM;
-            else
+            } else {
                 render_info.position = RenderInfoPosition::OFF;
+            }
         }
-        if (node.contains("show_time"))
+        if (node.contains("show_time")) {
             render_info.show_time = node["show_time"].get_value<bool>();
-        if (node.contains("text_color"))
+        }
+        if (node.contains("text_color")) {
             render_info.text_color = static_cast<Uint32>(node["text_color"].get_value<uint64_t>());
-        if (node.contains("shadow_color"))
+        }
+        if (node.contains("shadow_color")) {
             render_info.shadow_color = static_cast<Uint32>(node["shadow_color"].get_value<uint64_t>());
+        }
     }
 
     static void loadWindowConfigFromYaml(const fkyaml::node& yaml) {
-        if (!yaml.contains("window")) return;
+        if (!yaml.contains("window")) {
+            return;
+        }
         const auto& node = yaml["window"];
 
-        if (node.contains("zoom"))
+        if (node.contains("zoom")) {
             window.zoom = node["zoom"].get_value<int>();
-        if (node.contains("fullscreen"))
+        }
+        if (node.contains("fullscreen")) {
             window.fullscreen = node["fullscreen"].get_value<bool>();
+        }
     }
 
     // Helper: carrega una SDL_Scancode des d'un string (nom SDL de la tecla).
     static void loadScancodeField(const fkyaml::node& node, const std::string& key, SDL_Scancode& target) {
-        if (!node.contains(key)) return;
+        if (!node.contains(key)) {
+            return;
+        }
         auto name = node[key].get_value<std::string>();
         SDL_Scancode sc = SDL_GetScancodeFromName(name.c_str());
-        if (sc != SDL_SCANCODE_UNKNOWN) target = sc;
+        if (sc != SDL_SCANCODE_UNKNOWN) {
+            target = sc;
+        }
     }
 
     static void loadControlsFromYaml(const fkyaml::node& yaml) {
@@ -212,15 +248,20 @@ namespace Options {
     }
 
     static void loadGameConfigFromYaml(const fkyaml::node& yaml) {
-        if (!yaml.contains("game")) return;
+        if (!yaml.contains("game")) {
+            return;
+        }
         const auto& node = yaml["game"];
 
-        if (node.contains("use_new_logo"))
+        if (node.contains("use_new_logo")) {
             game.use_new_logo = node["use_new_logo"].get_value<bool>();
-        if (node.contains("show_title_credits"))
+        }
+        if (node.contains("show_title_credits")) {
             game.show_title_credits = node["show_title_credits"].get_value<bool>();
-        if (node.contains("show_preload"))
+        }
+        if (node.contains("show_preload")) {
             game.show_preload = node["show_preload"].get_value<bool>();
+        }
     }
 
     // Carrega les opcions des del fitxer configurat
@@ -297,9 +338,8 @@ namespace Options {
         file << "video:\n";
         file << "  gpu_acceleration: " << (video.gpu_acceleration ? "true" : "false") << "\n";
         file << "  shader_enabled: " << (video.shader_enabled ? "true" : "false") << "\n";
-        file << "  supersampling: " << (video.supersampling ? "true" : "false") << "\n";
         {
-            const char* m = "integer";
+            const char* m = nullptr;
             switch (video.scaling_mode) {
                 case ScalingMode::DISABLED:
                     m = "disabled";
@@ -314,6 +354,7 @@ namespace Options {
                     m = "overscan";
                     break;
                 case ScalingMode::INTEGER:
+                default:
                     m = "integer";
                     break;
             }
@@ -322,7 +363,6 @@ namespace Options {
         file << "  vsync: " << (video.vsync ? "true" : "false") << "\n";
         file << "  aspect_ratio_4_3: " << (video.aspect_ratio_4_3 ? "true" : "false") << "\n";
         file << "  texture_filter: " << (video.texture_filter == TextureFilter::LINEAR ? "linear" : "nearest") << " # nearest|linear\n";
-        file << "  downscale_algo: " << video.downscale_algo << " # 0=bilinear, 1=Lanczos2, 2=Lanczos3\n";
         file << "  internal_resolution: " << video.internal_resolution << " # multiplicador enter font, clampat a max_zoom\n";
         file << "  current_shader: " << video.current_shader << "\n";
         file << "  current_postfx_preset: " << video.current_postfx_preset << "\n";
@@ -334,10 +374,11 @@ namespace Options {
         file << "render_info:\n";
         {
             const char* pos = "off";
-            if (render_info.position == RenderInfoPosition::TOP)
+            if (render_info.position == RenderInfoPosition::TOP) {
                 pos = "top";
-            else if (render_info.position == RenderInfoPosition::BOTTOM)
+            } else if (render_info.position == RenderInfoPosition::BOTTOM) {
                 pos = "bottom";
+            }
             file << "  position: " << pos << " # off/top/bottom\n";
         }
         file << "  show_time: " << (render_info.show_time ? "true" : "false") << "\n";
@@ -388,12 +429,34 @@ namespace Options {
         return true;
     }
 
-    // --- Helper per a parsejar floats de YAML ---
+    // --- Helpers per a parsejar camps de YAML ---
     static void parseFloatField(const fkyaml::node& node, const std::string& key, float& target) {
         if (node.contains(key)) {
             try {
                 target = node[key].get_value<float>();
-            } catch (...) {}
+            } catch (...) {
+                // @INTENTIONAL: si el camp YAML no és float vàlid, mantenim el valor per defecte.
+            }
+        }
+    }
+
+    static void parseIntField(const fkyaml::node& node, const std::string& key, int& target) {
+        if (node.contains(key)) {
+            try {
+                target = node[key].get_value<int>();
+            } catch (...) {
+                // @INTENTIONAL: camp YAML no és int vàlid, mantenim valor per defecte.
+            }
+        }
+    }
+
+    static void parseBoolField(const fkyaml::node& node, const std::string& key, bool& target) {
+        if (node.contains(key)) {
+            try {
+                target = node[key].get_value<bool>();
+            } catch (...) {
+                // @INTENTIONAL: camp YAML no és bool vàlid, mantenim valor per defecte.
+            }
         }
     }
 
@@ -410,22 +473,24 @@ namespace Options {
             // Escriure defaults
             std::ofstream out(postfx_file_path);
             if (out.is_open()) {
-                out << "# Aventures En Egipte - PostFX Shader Presets\n\n";
+                out << "# Aventures En Egipte - PostFX Shader Presets\n";
+                out << "# chroma_min/max: min == max → estàtic; min != max → pulsa sinusoïdalment.\n";
+                out << "# scan_dark_ratio/floor/edge_soft: forma analítica de les scanlines.\n\n";
                 out << "presets:\n";
-                out << "  - name: \"CRT\"\n    vignette: 0.6\n    scanlines: 0.7\n    chroma: 0.15\n    mask: 0.6\n    gamma: 0.8\n";
-                out << "  - name: \"NTSC\"\n    vignette: 0.4\n    scanlines: 0.5\n    chroma: 0.2\n    mask: 0.4\n    gamma: 0.5\n    bleeding: 0.6\n";
-                out << "  - name: \"CURVED\"\n    vignette: 0.5\n    scanlines: 0.6\n    chroma: 0.1\n    mask: 0.5\n    gamma: 0.7\n    curvature: 0.8\n";
-                out << "  - name: \"SCANLINES\"\n    scanlines: 0.8\n    vignette: 0.0\n    chroma: 0.0\n";
-                out << "  - name: \"SUBTLE\"\n    vignette: 0.3\n    scanlines: 0.4\n    chroma: 0.05\n    gamma: 0.3\n";
-                out << "  - name: \"CRT LIVE\"\n    vignette: 0.5\n    scanlines: 0.6\n    chroma: 0.3\n    mask: 0.3\n    gamma: 0.4\n    curvature: 0.3\n    bleeding: 0.4\n    flicker: 0.8\n";
+                out << "  - name: \"CRT\"\n    vignette: 0.6\n    scanlines: 0.7\n    chroma_min: 0.15\n    chroma_max: 0.15\n    mask: 0.6\n    gamma: 0.8\n";
+                out << "  - name: \"NTSC\"\n    vignette: 0.4\n    scanlines: 0.5\n    chroma_min: 0.2\n    chroma_max: 0.2\n    mask: 0.4\n    gamma: 0.5\n    bleeding: 0.6\n";
+                out << "  - name: \"CURVED\"\n    vignette: 0.5\n    scanlines: 0.6\n    chroma_min: 0.1\n    chroma_max: 0.1\n    mask: 0.5\n    gamma: 0.7\n    curvature: 0.8\n";
+                out << "  - name: \"SCANLINES\"\n    scanlines: 0.8\n    vignette: 0.0\n    chroma_min: 0.0\n    chroma_max: 0.0\n";
+                out << "  - name: \"SUBTLE\"\n    vignette: 0.3\n    scanlines: 0.4\n    chroma_min: 0.05\n    chroma_max: 0.05\n    gamma: 0.3\n";
+                out << "  - name: \"CRT LIVE\"\n    vignette: 0.5\n    scanlines: 0.6\n    chroma_min: 0.3\n    chroma_max: 0.3\n    mask: 0.3\n    gamma: 0.4\n    curvature: 0.3\n    bleeding: 0.4\n    flicker: 0.8\n";
                 out.close();
             }
-            postfx_presets.push_back({"CRT", 0.6F, 0.7F, 0.15F, 0.6F, 0.8F});
-            postfx_presets.push_back({"NTSC", 0.4F, 0.5F, 0.2F, 0.4F, 0.5F, 0.0F, 0.6F});
-            postfx_presets.push_back({"CURVED", 0.5F, 0.6F, 0.1F, 0.5F, 0.7F, 0.8F});
-            postfx_presets.push_back({"SCANLINES", 0.0F, 0.8F});
-            postfx_presets.push_back({"SUBTLE", 0.3F, 0.4F, 0.05F, 0.0F, 0.3F});
-            postfx_presets.push_back({"CRT LIVE", 0.5F, 0.6F, 0.3F, 0.3F, 0.4F, 0.3F, 0.4F, 0.8F});
+            postfx_presets.push_back({.name = "CRT", .vignette = 0.6F, .scanlines = 0.7F, .chroma_min = 0.15F, .chroma_max = 0.15F, .mask = 0.6F, .gamma = 0.8F});
+            postfx_presets.push_back({.name = "NTSC", .vignette = 0.4F, .scanlines = 0.5F, .chroma_min = 0.2F, .chroma_max = 0.2F, .mask = 0.4F, .gamma = 0.5F, .bleeding = 0.6F});
+            postfx_presets.push_back({.name = "CURVED", .vignette = 0.5F, .scanlines = 0.6F, .chroma_min = 0.1F, .chroma_max = 0.1F, .mask = 0.5F, .gamma = 0.7F, .curvature = 0.8F});
+            postfx_presets.push_back({.name = "SCANLINES", .vignette = 0.0F, .scanlines = 0.8F, .chroma_min = 0.0F, .chroma_max = 0.0F});
+            postfx_presets.push_back({.name = "SUBTLE", .vignette = 0.3F, .scanlines = 0.4F, .chroma_min = 0.05F, .chroma_max = 0.05F, .gamma = 0.3F});
+            postfx_presets.push_back({.name = "CRT LIVE", .vignette = 0.5F, .scanlines = 0.6F, .chroma_min = 0.3F, .chroma_max = 0.3F, .mask = 0.3F, .gamma = 0.4F, .curvature = 0.3F, .bleeding = 0.4F, .flicker = 0.8F});
             current_postfx_preset = 0;
             return true;
         }
@@ -438,15 +503,21 @@ namespace Options {
             if (yaml.contains("presets")) {
                 for (const auto& p : yaml["presets"]) {
                     PostFXPreset preset;
-                    if (p.contains("name")) preset.name = p["name"].get_value<std::string>();
+                    if (p.contains("name")) {
+                        preset.name = p["name"].get_value<std::string>();
+                    }
                     parseFloatField(p, "vignette", preset.vignette);
                     parseFloatField(p, "scanlines", preset.scanlines);
-                    parseFloatField(p, "chroma", preset.chroma);
+                    parseFloatField(p, "chroma_min", preset.chroma_min);
+                    parseFloatField(p, "chroma_max", preset.chroma_max);
                     parseFloatField(p, "mask", preset.mask);
                     parseFloatField(p, "gamma", preset.gamma);
                     parseFloatField(p, "curvature", preset.curvature);
                     parseFloatField(p, "bleeding", preset.bleeding);
                     parseFloatField(p, "flicker", preset.flicker);
+                    parseFloatField(p, "scan_dark_ratio", preset.scan_dark_ratio);
+                    parseFloatField(p, "scan_dark_floor", preset.scan_dark_floor);
+                    parseFloatField(p, "scan_edge_soft", preset.scan_edge_soft);
                     postfx_presets.push_back(preset);
                 }
             }
@@ -455,7 +526,7 @@ namespace Options {
             return true;
         } catch (const fkyaml::exception& e) {
             std::cerr << "Error parsing PostFX YAML: " << e.what() << '\n';
-            postfx_presets.push_back({"CRT", 0.6F, 0.7F, 0.15F, 0.6F, 0.8F});
+            postfx_presets.push_back({.name = "CRT", .vignette = 0.6F, .scanlines = 0.7F, .chroma_min = 0.15F, .chroma_max = 0.15F, .mask = 0.6F, .gamma = 0.8F});
             current_postfx_preset = 0;
             return false;
         }
@@ -497,7 +568,9 @@ namespace Options {
             if (yaml.contains("presets")) {
                 for (const auto& p : yaml["presets"]) {
                     CrtPiPreset preset;
-                    if (p.contains("name")) preset.name = p["name"].get_value<std::string>();
+                    if (p.contains("name")) {
+                        preset.name = p["name"].get_value<std::string>();
+                    }
                     parseFloatField(p, "scanline_weight", preset.scanline_weight);
                     parseFloatField(p, "scanline_gap_brightness", preset.scanline_gap_brightness);
                     parseFloatField(p, "bloom_factor", preset.bloom_factor);
@@ -506,24 +579,12 @@ namespace Options {
                     parseFloatField(p, "mask_brightness", preset.mask_brightness);
                     parseFloatField(p, "curvature_x", preset.curvature_x);
                     parseFloatField(p, "curvature_y", preset.curvature_y);
-                    if (p.contains("mask_type")) try {
-                            preset.mask_type = p["mask_type"].get_value<int>();
-                        } catch (...) {}
-                    if (p.contains("enable_scanlines")) try {
-                            preset.enable_scanlines = p["enable_scanlines"].get_value<bool>();
-                        } catch (...) {}
-                    if (p.contains("enable_multisample")) try {
-                            preset.enable_multisample = p["enable_multisample"].get_value<bool>();
-                        } catch (...) {}
-                    if (p.contains("enable_gamma")) try {
-                            preset.enable_gamma = p["enable_gamma"].get_value<bool>();
-                        } catch (...) {}
-                    if (p.contains("enable_curvature")) try {
-                            preset.enable_curvature = p["enable_curvature"].get_value<bool>();
-                        } catch (...) {}
-                    if (p.contains("enable_sharper")) try {
-                            preset.enable_sharper = p["enable_sharper"].get_value<bool>();
-                        } catch (...) {}
+                    parseIntField(p, "mask_type", preset.mask_type);
+                    parseBoolField(p, "enable_scanlines", preset.enable_scanlines);
+                    parseBoolField(p, "enable_multisample", preset.enable_multisample);
+                    parseBoolField(p, "enable_gamma", preset.enable_gamma);
+                    parseBoolField(p, "enable_curvature", preset.enable_curvature);
+                    parseBoolField(p, "enable_sharper", preset.enable_sharper);
                     crtpi_presets.push_back(preset);
                 }
             }

source/game/options.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include <cstdint>
 #include <string>
 #include <vector>
 
@@ -19,17 +20,17 @@ namespace Options {
     };
 
     // Posició del render info
-    enum class RenderInfoPosition { OFF = 0,
+    enum class RenderInfoPosition : std::uint8_t { OFF = 0,
         TOP = 1,
         BOTTOM = 2 };
 
     // Filtre de textura per a l'upscale final (sempre, no només en 4:3)
-    enum class TextureFilter { NEAREST = 0,
+    enum class TextureFilter : std::uint8_t { NEAREST = 0,
         LINEAR = 1 };
 
     // Mode de presentació lògica (escala finestra): mapeja directament
     // als valors de SDL_RendererLogicalPresentation.
-    enum class ScalingMode { DISABLED = 0,
+    enum class ScalingMode : std::uint8_t { DISABLED = 0,
         STRETCH = 1,
         LETTERBOX = 2,
         OVERSCAN = 3,
@@ -39,12 +40,10 @@ namespace Options {
     struct Video {
         bool gpu_acceleration{Defaults::Video::GPU_ACCELERATION};
         bool shader_enabled{Defaults::Video::SHADER_ENABLED};
-        bool supersampling{Defaults::Video::SUPERSAMPLING};
         ScalingMode scaling_mode{ScalingMode::INTEGER};
         bool vsync{Defaults::Video::VSYNC};
         bool aspect_ratio_4_3{Defaults::Video::ASPECT_RATIO_4_3};
         TextureFilter texture_filter{TextureFilter::NEAREST};
-        int downscale_algo{Defaults::Video::DOWNSCALE_ALGO};
         int internal_resolution{Defaults::Video::INTERNAL_RESOLUTION};  // Multiplicador enter ≥ 1, clampat a max_zoom
         std::string current_shader{"postfx"};                           // "postfx" o "crtpi"
         std::string current_postfx_preset{"CRT"};                       // Nom del preset PostFX actiu
@@ -98,12 +97,18 @@ namespace Options {
         std::string name;
         float vignette{0.6F};
         float scanlines{0.7F};
-        float chroma{0.15F};
+        // Aberració cromàtica: min == max → estàtic; min != max → pulsa sinusoïdalment.
+        float chroma_min{0.15F};
+        float chroma_max{0.15F};
         float mask{0.0F};
         float gamma{0.0F};
         float curvature{0.0F};
         float bleeding{0.0F};
         float flicker{0.0F};
+        // Forma de les scanlines — 3 subpíxels per fila lògica per defecte.
+        float scan_dark_ratio{0.333F};
+        float scan_dark_floor{0.42F};
+        float scan_edge_soft{1.0F};
     };
 
     // Preset CrtPi

source/game/prota.cpp

@@ -1,76 +1,79 @@
 #include "game/prota.hpp"
 
-#include <stdlib.h>
+#include <cstdlib>
 
 #include "core/jail/jgame.hpp"
 #include "core/jail/jinput.hpp"
 
-Prota::Prota(JD8_Surface gfx)
-    : Sprite(gfx) {
-    entitat.frames.reserve(82);
-
-    for (int y = 0; y < 4; y++) {
-        for (int x = 0; x < 5; x++) {
-            Frame f;
-            f.w = 15;
-            f.h = 15;
-            if (info::ctx.num_piramide == 4) f.h -= 5;
-            f.x = x * 15;
-            f.y = 20 + (y * 15);
-            entitat.frames.push_back(f);
-        }
+namespace {
+    // Atura el frame.h a 10 quan piràmide 4 (sprite "petit" amb pijama de presoner).
+    auto adjustedHeight(int base_h) -> int {
+        return (Info::ctx.num_piramide == 4) ? base_h - 5 : base_h;
     }
-    for (int y = 95; y < 185; y += 30) {
-        for (int x = 60; x < 315; x += 15) {
-            if (x != 300 || y != 155) {
+
+    void addFrameGrid(Entitat& entitat, int x0, int x1, int x_step, int y0, int y1, int y_step, int w, int h, int skip_x = -1, int skip_y = -1) {
+        for (int yy = y0; yy < y1; yy += y_step) {
+            for (int xx = x0; xx < x1; xx += x_step) {
+                if (xx == skip_x && yy == skip_y) {
+                    continue;
+                }
                 Frame f;
-                f.w = 15;
-                f.h = 30;
-                if (info::ctx.num_piramide == 4) f.h -= 5;
-                f.x = x;
-                f.y = y;
+                f.w = w;
+                f.h = adjustedHeight(h);
+                f.x = xx;
+                f.y = yy;
                 entitat.frames.push_back(f);
             }
         }
     }
-    for (int y = 20; y < 50; y += 15) {
-        for (int x = 225; x < 315; x += 15) {
-            Frame f;
-            f.w = 15;
-            f.h = 15;
-            if (info::ctx.num_piramide == 4) f.h -= 5;
-            f.x = x;
-            f.y = y;
-            entitat.frames.push_back(f);
+
+    void buildProtaFrames(Entitat& entitat) {
+        entitat.frames.reserve(82);
+        // Cara/quatre direccions (4×5 sprites de 15×15 a y=20..)
+        addFrameGrid(entitat, 0, 75, 15, 20, 80, 15, 15, 15);
+        // Animació de mort (15×30 a y=95..; salta x=300/y=155)
+        addFrameGrid(entitat, 60, 315, 15, 95, 185, 30, 15, 30, 300, 155);
+        // Animació de victòria (15×15 a y=20.., x=225..)
+        addFrameGrid(entitat, 225, 315, 15, 20, 50, 15, 15, 15);
+    }
+
+    void buildProtaAnimations(Entitat& entitat) {
+        entitat.animacions.resize(6);
+        for (int i = 0; i < 4; i++) {
+            entitat.animacions[i].frames = {
+                static_cast<Uint8>(0 + (i * 5)),
+                static_cast<Uint8>(1 + (i * 5)),
+                static_cast<Uint8>(2 + (i * 5)),
+                static_cast<Uint8>(1 + (i * 5)),
+                static_cast<Uint8>(0 + (i * 5)),
+                static_cast<Uint8>(3 + (i * 5)),
+                static_cast<Uint8>(4 + (i * 5)),
+                static_cast<Uint8>(3 + (i * 5)),
+            };
+        }
+        entitat.animacions[4].frames.resize(50);
+        for (int i = 0; i < 50; i++) {
+            entitat.animacions[4].frames[i] = i + 20;
+        }
+        entitat.animacions[5].frames.resize(48);
+        for (int i = 0; i < 12; i++) {
+            entitat.animacions[5].frames[i] = i + 70;
+        }
+        for (int i = 12; i < 48; i++) {
+            entitat.animacions[5].frames[i] = 81;
         }
     }
+}  // namespace
 
-    entitat.animacions.resize(6);
-    for (int i = 0; i < 4; i++) {
-        entitat.animacions[i].frames = {
-            static_cast<Uint8>(0 + i * 5),
-            static_cast<Uint8>(1 + i * 5),
-            static_cast<Uint8>(2 + i * 5),
-            static_cast<Uint8>(1 + i * 5),
-            static_cast<Uint8>(0 + i * 5),
-            static_cast<Uint8>(3 + i * 5),
-            static_cast<Uint8>(4 + i * 5),
-            static_cast<Uint8>(3 + i * 5),
-        };
-    }
-
-    entitat.animacions[4].frames.resize(50);
-    for (int i = 0; i < 50; i++) entitat.animacions[4].frames[i] = i + 20;
-
-    entitat.animacions[5].frames.resize(48);
-    for (int i = 0; i < 12; i++) entitat.animacions[5].frames[i] = i + 70;
-    for (int i = 12; i < 48; i++) entitat.animacions[5].frames[i] = 81;
-
+Prota::Prota(Jd8::Surface gfx)
+    : Sprite(gfx) {
+    buildProtaFrames(entitat);
+    buildProtaAnimations(entitat);
     cur_frame = 0;
     x = 150;
     y = 30;
     o = 0;
-    cycles_per_frame = 4;
+    cycles_per_frame_ = 4;
     pergami = false;
     frame_pejades = 0;
 }
@@ -78,74 +81,89 @@ Prota::Prota(JD8_Surface gfx)
 void Prota::draw() {
     Sprite::draw();
 
-    if (info::ctx.num_piramide == 4 && this->o != 4) {
-        if ((JG_GetCycleCounter() % 40) < 20) {
-            JD8_BlitCK(this->x, this->y, this->gfx, 220, 80, 15, 15, 255);
+    if (Info::ctx.num_piramide == 4 && this->o != 4) {
+        if ((Jg::getCycleCounter() % 40) < 20) {
+            Jd8::blitCK(this->x, this->y, this->gfx_, 220, 80, 15, 15, 255);
         } else {
-            JD8_BlitCK(this->x, this->y, this->gfx, 235, 80, 15, 15, 255);
+            Jd8::blitCK(this->x, this->y, this->gfx_, 235, 80, 15, 15, 255);
         }
     }
 }
 
-Uint8 Prota::update() {
-    Uint8 eixir = 0;
+auto Prota::readDirection() -> Uint8 {
+    Uint8 dir = 4;
+    if (Ji::keyPressed(SDL_SCANCODE_DOWN)) {
+        if ((this->x - 20) % 65 == 0) { this->o = 0; }
+        dir = this->o;
+    }
+    if (Ji::keyPressed(SDL_SCANCODE_UP)) {
+        if ((this->x - 20) % 65 == 0) { this->o = 1; }
+        dir = this->o;
+    }
+    if (Ji::keyPressed(SDL_SCANCODE_RIGHT)) {
+        if ((this->y - 30) % 35 == 0) { this->o = 2; }
+        dir = this->o;
+    }
+    if (Ji::keyPressed(SDL_SCANCODE_LEFT)) {
+        if ((this->y - 30) % 35 == 0) { this->o = 3; }
+        dir = this->o;
+    }
+    return dir;
+}
 
-    if (this->o < 4) {
-        Uint8 dir = 4;
-        if (JI_KeyPressed(SDL_SCANCODE_DOWN)) {
-            if ((this->x - 20) % 65 == 0) this->o = 0;
-            dir = this->o;
-        }
-        if (JI_KeyPressed(SDL_SCANCODE_UP)) {
-            if ((this->x - 20) % 65 == 0) this->o = 1;
-            dir = this->o;
-        }
-        if (JI_KeyPressed(SDL_SCANCODE_RIGHT)) {
-            if ((this->y - 30) % 35 == 0) this->o = 2;
-            dir = this->o;
-        }
-        if (JI_KeyPressed(SDL_SCANCODE_LEFT)) {
-            if ((this->y - 30) % 35 == 0) this->o = 3;
-            dir = this->o;
-        }
+void Prota::stepInDirection(Uint8 dir) {
+    switch (dir) {
+        case 0:
+            if (this->y < 170) { this->y++; }
+            break;
+        case 1:
+            if (this->y > 30) { this->y--; }
+            break;
+        case 2:
+            if (this->x < 280) { this->x++; }
+            break;
+        case 3:
+            if (this->x > 20) { this->x--; }
+            break;
+        default:
+            break;
+    }
+}
 
-        switch (dir) {
-            case 0:
-                if (this->y < 170) this->y++;
-                break;
-            case 1:
-                if (this->y > 30) this->y--;
-                break;
-            case 2:
-                if (this->x < 280) this->x++;
-                break;
-            case 3:
-                if (this->x > 20) this->x--;
-                break;
-        }
-
-        if (dir == 4) {
+void Prota::advanceWalkingFrame(Uint8 dir) {
+    if (dir == 4) {
+        this->cur_frame = 0;
+        return;
+    }
+    this->frame_pejades++;
+    if (this->frame_pejades == 15) {
+        this->frame_pejades = 0;
+    }
+    if (Jg::getCycleCounter() % this->cycles_per_frame_ == 0) {
+        this->cur_frame++;
+        if (this->cur_frame == entitat.animacions[this->o].frames.size()) {
             this->cur_frame = 0;
-        } else {
-            this->frame_pejades++;
-            if (this->frame_pejades == 15) this->frame_pejades = 0;
-            if (JG_GetCycleCounter() % this->cycles_per_frame == 0) {
-                this->cur_frame++;
-                if (this->cur_frame == entitat.animacions[this->o].frames.size()) this->cur_frame = 0;
-            }
-        }
-        eixir = false;
-    } else {
-        if (JG_GetCycleCounter() % this->cycles_per_frame == 0) {
-            this->cur_frame++;
-            if (this->cur_frame == entitat.animacions[this->o].frames.size()) {
-                if (this->o == 4) {
-                    eixir = 1;
-                } else {
-                    eixir = 2;
-                }
-            }
         }
     }
-    return eixir;
+}
+
+auto Prota::advanceFinalAnimation() -> Uint8 {
+    if (Jg::getCycleCounter() % this->cycles_per_frame_ != 0) {
+        return 0;
+    }
+    this->cur_frame++;
+    if (this->cur_frame != entitat.animacions[this->o].frames.size()) {
+        return 0;
+    }
+    return (this->o == 4) ? 1 : 2;
+}
+
+auto Prota::update() -> Uint8 {
+    if (this->o >= 4) {
+        return advanceFinalAnimation();
+    }
+    const Uint8 DIR = readDirection();
+    stepInDirection(DIR);
+    advanceWalkingFrame(DIR);
+    return 0;
 }

source/game/prota.hpp

@@ -5,13 +5,17 @@
 
 class Prota : public Sprite {
    public:
-    explicit Prota(JD8_Surface gfx);
+    explicit Prota(Jd8::Surface gfx);
 
     void draw() override;
-    Uint8 update();
+    auto update() -> Uint8;
 
     Uint8 frame_pejades;
     bool pergami;
 
    protected:
+    auto readDirection() -> Uint8;
+    void stepInDirection(Uint8 dir);
+    void advanceWalkingFrame(Uint8 dir);
+    auto advanceFinalAnimation() -> Uint8;
 };

source/game/scenes/banner_scene.cpp

@@ -1,4 +1,4 @@
-#include "scenes/banner_scene.hpp"
+#include "game/scenes/banner_scene.hpp"
 
 #include <cstdlib>
 
@@ -6,47 +6,49 @@
 #include "core/jail/jdraw8.hpp"
 #include "core/jail/jinput.hpp"
 #include "game/info.hpp"
-#include "scenes/scene_utils.hpp"
+#include "game/scenes/scene_utils.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     void BannerScene::onEnter() {
         playMusic("music/banner.ogg");
 
         gfx_ = SurfaceHandle("gfx/ffase.gif");
 
-        JD8_ClearScreen(0);
+        Jd8::clearScreen(0);
         // Títols superior i inferior del banner (compartits per tots els nivells)
-        JD8_Blit(81, 24, gfx_, 81, 155, 168, 21);
-        JD8_Blit(39, 150, gfx_, 39, 175, 248, 20);
+        Jd8::blit(81, 24, gfx_, 81, 155, 168, 21);
+        Jd8::blit(39, 150, gfx_, 39, 175, 248, 20);
 
         // Número de piràmide: les 4 variants del vell `doBanner` es reduïxen
-        // a coordenades (sx,sy) calculades a partir de l'índex 0..3.
-        const int idx = info::ctx.num_piramide - 2;  // 2..5 → 0..3
-        if (idx >= 0 && idx <= 3) {
-            const int sx = (idx % 2) * 160;
-            const int sy = (idx / 2) * 75;
-            JD8_Blit(82, 60, gfx_, sx, sy, 160, 75);
+        // a coordenades (SX,SY) calculades a partir de l'índex 0..3.
+        const int IDX = Info::ctx.num_piramide - 2;  // 2..5 → 0..3
+        if (IDX >= 0 && IDX <= 3) {
+            const int SX = (IDX % 2) * 160;
+            const int SY = (IDX / 2) * 75;
+            Jd8::blit(82, 60, gfx_, SX, SY, 160, 75);
         }
 
         // PaletteFade copia internament amb memcpy; alliberem la paleta temporal.
-        JD8_Palette pal = JD8_LoadPalette("gfx/ffase.gif");
+        Jd8::Palette pal = Jd8::loadPalette("gfx/ffase.gif");
         fade_.startFadeTo(pal);
         delete[] pal;
 
-        phase_ = Phase::FadingIn;
+        phase_ = Phase::FADING_IN;
         remaining_ms_ = 5000;
     }
 
     void BannerScene::tick(int delta_ms) {
         switch (phase_) {
-            case Phase::FadingIn:
+            case Phase::FADING_IN:
                 fade_.tick(delta_ms);
-                if (fade_.done()) phase_ = Phase::Showing;
+                if (fade_.done()) {
+                    phase_ = Phase::SHOWING;
+                }
                 break;
 
-            case Phase::Showing:
-                if (JI_AnyKey()) {
+            case Phase::SHOWING:
+                if (Ji::anyKey()) {
                     remaining_ms_ = 0;
                 } else {
                     remaining_ms_ -= delta_ms;
@@ -54,18 +56,20 @@ namespace scenes {
                 if (remaining_ms_ <= 0) {
                     Audio::get()->fadeOutMusic(250);
                     fade_.startFadeOut();
-                    phase_ = Phase::FadingOut;
+                    phase_ = Phase::FADING_OUT;
                 }
                 break;
 
-            case Phase::FadingOut:
+            case Phase::FADING_OUT:
                 fade_.tick(delta_ms);
-                if (fade_.done()) phase_ = Phase::Done;
+                if (fade_.done()) {
+                    phase_ = Phase::DONE;
+                }
                 break;
 
-            case Phase::Done:
+            case Phase::DONE:
                 break;
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/banner_scene.hpp

@@ -1,19 +1,21 @@
 #pragma once
 
-#include "scenes/palette_fade.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include <cstdint>
 
-namespace scenes {
+#include "game/scenes/palette_fade.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
+
+namespace Scenes {
 
     // Banner pre-piràmide ("PIRÀMIDE X"). Reemplaça `ModuleSequence::doBanner()`.
     //
     // Flux:
     //   1. Arranca música "music/banner.ogg" i carrega gfx/ffase.gif.
-    //   2. Pinta títol, subtítol i número de piràmide segons info::ctx.num_piramide.
+    //   2. Pinta títol, subtítol i número de piràmide segons Info::ctx.num_piramide.
     //   3. Fade-in de paleta.
     //   4. Mostra ~5s o fins que es polse una tecla.
-    //   5. JA_FadeOutMusic(250) + fade-out de paleta.
+    //   5. Ja::fadeOutMusic(250) + fade-out de paleta.
     //   6. Retorna nextState=0 per a entrar al ModuleGame.
     //
     // Registrat al SceneRegistry amb state_keys 2..5 (els num_piramide on
@@ -22,19 +24,19 @@ namespace scenes {
        public:
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
-        int nextState() const override { return 0; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
+        [[nodiscard]] auto nextState() const -> int override { return 0; }
 
        private:
-        enum class Phase { FadingIn,
-            Showing,
-            FadingOut,
-            Done };
+        enum class Phase : std::uint8_t { FADING_IN,
+            SHOWING,
+            FADING_OUT,
+            DONE };
 
         SurfaceHandle gfx_;
         PaletteFade fade_;
-        Phase phase_{Phase::FadingIn};
+        Phase phase_{Phase::FADING_IN};
         int remaining_ms_{5000};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/boot_loader_scene.cpp

@@ -1,10 +1,10 @@
-#include "scenes/boot_loader_scene.hpp"
+#include "game/scenes/boot_loader_scene.hpp"
 
 #include "core/jail/jdraw8.hpp"
 #include "core/resources/resource_cache.hpp"
 #include "game/options.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     namespace {
         constexpr int SCREEN_W = 320;
@@ -24,8 +24,8 @@ namespace scenes {
         // Inicialitza la paleta mínima per a la barra. La resta de
         // colors queden a negre — després cada escena del joc carregarà
         // la seua pròpia paleta.
-        JD8_SetPaletteColor(BG_COLOR, 0, 0, 0);
-        JD8_SetPaletteColor(BAR_COLOR, 63, 63, 63);
+        Jd8::setPaletteColor(BG_COLOR, 0, 0, 0);
+        Jd8::setPaletteColor(BAR_COLOR, 63, 63, 63);
     }
 
     void BootLoaderScene::tick(int /*delta_ms*/) {
@@ -35,24 +35,26 @@ namespace scenes {
         render();
     }
 
-    void BootLoaderScene::render() const {
-        JD8_ClearScreen(BG_COLOR);
+    void BootLoaderScene::render() {
+        Jd8::clearScreen(BG_COLOR);
 
-        if (!Options::game.show_preload) return;
+        if (!Options::game.show_preload) {
+            return;
+        }
 
-        const float pct = Resource::Cache::get()->getProgress();
-        const int filled = static_cast<int>(static_cast<float>(BAR_W) * pct);
+        const float PCT = Resource::Cache::get()->getProgress();
+        const int FILLED = static_cast<int>(static_cast<float>(BAR_W) * PCT);
 
         // Vora de la barra (línia 1 píxel a dalt i a baix).
-        JD8_FillRect(BAR_X - 1, BAR_Y - 1, BAR_W + 2, 1, BAR_COLOR);
-        JD8_FillRect(BAR_X - 1, BAR_Y + BAR_H, BAR_W + 2, 1, BAR_COLOR);
-        JD8_FillRect(BAR_X - 1, BAR_Y, 1, BAR_H, BAR_COLOR);
-        JD8_FillRect(BAR_X + BAR_W, BAR_Y, 1, BAR_H, BAR_COLOR);
+        Jd8::fillRect(BAR_X - 1, BAR_Y - 1, BAR_W + 2, 1, BAR_COLOR);
+        Jd8::fillRect(BAR_X - 1, BAR_Y + BAR_H, BAR_W + 2, 1, BAR_COLOR);
+        Jd8::fillRect(BAR_X - 1, BAR_Y, 1, BAR_H, BAR_COLOR);
+        Jd8::fillRect(BAR_X + BAR_W, BAR_Y, 1, BAR_H, BAR_COLOR);
 
         // Ompliment proporcional al progrés.
-        if (filled > 0) {
-            JD8_FillRect(BAR_X, BAR_Y, filled, BAR_H, BAR_COLOR);
+        if (FILLED > 0) {
+            Jd8::fillRect(BAR_X, BAR_Y, FILLED, BAR_H, BAR_COLOR);
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/boot_loader_scene.hpp

@@ -1,8 +1,8 @@
 #pragma once
 
-#include "scenes/scene.hpp"
+#include "game/scenes/scene.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     // Escena de boot que conduix la càrrega incremental del Resource::Cache.
     // tick() crida loadStep amb un pressupost de ~8ms i pinta una barra
@@ -15,12 +15,12 @@ namespace scenes {
 
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return done_; }
+        [[nodiscard]] auto done() const -> bool override { return done_; }
 
        private:
-        void render() const;
+        static void render();
 
         bool done_{false};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/credits_scene.cpp

@@ -1,4 +1,4 @@
-#include "scenes/credits_scene.hpp"
+#include "game/scenes/credits_scene.hpp"
 
 #include <cstdio>
 #include <cstdlib>
@@ -7,7 +7,7 @@
 #include "core/jail/jdraw8.hpp"
 #include "core/jail/jinput.hpp"
 #include "game/info.hpp"
-#include "scenes/scene_utils.hpp"
+#include "game/scenes/scene_utils.hpp"
 
 namespace {
 
@@ -18,34 +18,33 @@ namespace {
     };
 
     constexpr CocheFrame COCHE_FRAMES[8] = {
-        {214, 152},
-        {214, 104},
-        {214, 56},
-        {214, 104},
-        {214, 152},
-        {214, 8},
-        {108, 152},
-        {214, 8},
+        {.x = 214, .y = 152},
+        {.x = 214, .y = 104},
+        {.x = 214, .y = 56},
+        {.x = 214, .y = 104},
+        {.x = 214, .y = 152},
+        {.x = 214, .y = 8},
+        {.x = 108, .y = 152},
+        {.x = 214, .y = 8},
     };
 
     constexpr int CONTADOR_MAX = 3100;  // ~62 s de crèdits a 20 ms/tick
-    constexpr int TICK_MS = 20;         // JG_SetUpdateTicks heretat del doSlides previ
+    constexpr int TICK_MS = 20;         // Jg::setUpdateTicks heretat del doSlides previ
     constexpr int BG_INDEX = 255;
 
 }  // namespace
 
-namespace scenes {
+namespace Scenes {
 
-    CreditsScene::~CreditsScene() {
-        // No toquem la paleta activa: SetScreenPalette n'ha pres ownership.
-    }
+    // No toquem la paleta activa: SetScreenPalette n'ha pres ownership.
+    CreditsScene::~CreditsScene() = default;
 
     void CreditsScene::onEnter() {
         // El vell doCredits no tocava música — heretava la del doSlides
         // previ ("music/final.ogg"). Si l'escena s'arrenca directament (test
         // amb piramide_inicial=8) no hi ha res que heretar, així que
         // arranquem la mateixa pista només si no sona res. Inocu en el
-        // flux normal: JA_MUSIC_PLAYING fa que no la tornem a tocar.
+        // flux normal: Ja::MusicState::PLAYING fa que no la tornem a tocar.
         if (Audio::getRealMusicState() != Audio::MusicState::PLAYING) {
             playMusic("music/final.ogg");
         }
@@ -53,66 +52,66 @@ namespace scenes {
         vaddr2_ = SurfaceHandle("gfx/final.gif");
         vaddr3_ = SurfaceHandle("gfx/finals.gif");
 
-        JD8_Palette pal = JD8_LoadPalette("gfx/final.gif");
-        JD8_SetScreenPalette(pal);
+        Jd8::Palette pal = Jd8::loadPalette("gfx/final.gif");
+        Jd8::setScreenPalette(pal);
         // `pal` passa a ser propietat de main_palette — no l'alliberem.
 
-        phase_ = Phase::Rolling;
+        phase_ = Phase::ROLLING;
         contador_ = 1;
         contador_acc_ms_ = 0;
     }
 
     void CreditsScene::render() {
-        JD8_ClearScreen(BG_INDEX);
+        Jd8::clearScreen(BG_INDEX);
 
         // Columna 1: scroll vertical del bloc (0,0,80,200) pujant des de
         // y=200 fins que el contador supera 2750.
         if (contador_ < 2750) {
-            JD8_BlitCKCut(115, 200 - (contador_ / 6), vaddr2_, 0, 0, 80, 200, 0);
+            Jd8::blitCKCut(115, 200 - (contador_ / 6), vaddr2_, 0, 0, 80, 200, 0);
         }
 
         // Columna 2: scroll vertical del bloc (85,0,120,140), arrenca
         // a contador 1200 i s'atura (fix en y=20) a partir de 2250.
         if ((contador_ > 1200) && (contador_ < 2280)) {
-            JD8_BlitCKCut(100, 200 - ((contador_ - 1200) / 6), vaddr2_, 85, 0, 120, 140, 0);
+            Jd8::blitCKCut(100, 200 - ((contador_ - 1200) / 6), vaddr2_, 85, 0, 120, 140, 0);
         } else if (contador_ >= 2250) {
-            JD8_BlitCK(100, 20, vaddr2_, 85, 0, 120, 140, 0);
+            Jd8::blitCK(100, 20, vaddr2_, 85, 0, 120, 140, 0);
         }
 
         // Fons: 4 capes parallax + cotxe només si l'usuari ha aconseguit
         // tots els diamants (final "bo"). Altrament fons estàtic.
-        if (info::ctx.diamants == 16) {
-            JD8_BlitCKScroll(50, vaddr3_, ((contador_ >> 3) % 320) + 1, 0, 50, 255);
-            JD8_BlitCKScroll(50, vaddr3_, ((contador_ >> 2) % 320) + 1, 50, 50, 255);
-            JD8_BlitCKScroll(50, vaddr3_, ((contador_ >> 1) % 320) + 1, 100, 50, 255);
-            JD8_BlitCKScroll(50, vaddr3_, (contador_ % 320) + 1, 150, 50, 255);
+        if (Info::ctx.diamants == 16) {
+            Jd8::blitCKScroll(50, vaddr3_, ((contador_ >> 3) % 320) + 1, 0, 50, 255);
+            Jd8::blitCKScroll(50, vaddr3_, ((contador_ >> 2) % 320) + 1, 50, 50, 255);
+            Jd8::blitCKScroll(50, vaddr3_, ((contador_ >> 1) % 320) + 1, 100, 50, 255);
+            Jd8::blitCKScroll(50, vaddr3_, (contador_ % 320) + 1, 150, 50, 255);
 
             const CocheFrame& cf = COCHE_FRAMES[coche_.frame()];
-            JD8_BlitCK(100, 50, vaddr2_, cf.x, cf.y, 106, 48, 255);
+            Jd8::blitCK(100, 50, vaddr2_, cf.x, cf.y, 106, 48, 255);
         } else {
-            JD8_BlitCK(0, 50, vaddr3_, 0, 0, 320, 50, 255);
-            JD8_BlitCK(0, 50, vaddr3_, 0, 50, 320, 50, 255);
+            Jd8::blitCK(0, 50, vaddr3_, 0, 0, 320, 50, 255);
+            Jd8::blitCK(0, 50, vaddr3_, 0, 50, 320, 50, 255);
         }
 
         // Barres de marc que cobreixen els extrems del scroll vertical.
-        JD8_FillSquare(0, 50, BG_INDEX);
-        JD8_FillSquare(100, 10, BG_INDEX);
+        Jd8::fillSquare(0, 50, BG_INDEX);
+        Jd8::fillSquare(100, 10, BG_INDEX);
     }
 
     void CreditsScene::writeTrickIni() {
         FILE* ini = std::fopen("trick.ini", "wb");
-        if (ini) {
+        if (ini != nullptr) {
             std::fwrite("1", 1, 1, ini);
             std::fclose(ini);
         }
-        info::ctx.nou_personatge = true;
+        Info::ctx.nou_personatge = true;
     }
 
     void CreditsScene::tick(int delta_ms) {
         switch (phase_) {
-            case Phase::Rolling: {
+            case Phase::ROLLING: {
                 // Avancem el contador en passos discrets de 20 ms, igual
-                // que feia JG_ShouldUpdate(20) al vell doCredits.
+                // que feia Jg::shouldUpdate(20) al vell doCredits.
                 contador_acc_ms_ += delta_ms;
                 while (contador_acc_ms_ >= TICK_MS) {
                     contador_acc_ms_ -= TICK_MS;
@@ -122,25 +121,25 @@ namespace scenes {
                 coche_.tick(delta_ms);
                 render();
 
-                if (JI_AnyKey() || contador_ >= CONTADOR_MAX) {
+                if (Ji::anyKey() || contador_ >= CONTADOR_MAX) {
                     writeTrickIni();
                     fade_.startFadeOut();
-                    phase_ = Phase::FadingOut;
+                    phase_ = Phase::FADING_OUT;
                 }
                 break;
             }
 
-            case Phase::FadingOut:
+            case Phase::FADING_OUT:
                 fade_.tick(delta_ms);
                 if (fade_.done()) {
-                    info::ctx.num_piramide = 255;
-                    phase_ = Phase::Done;
+                    Info::ctx.num_piramide = 255;
+                    phase_ = Phase::DONE;
                 }
                 break;
 
-            case Phase::Done:
+            case Phase::DONE:
                 break;
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/credits_scene.hpp

@@ -1,12 +1,14 @@
 #pragma once
 
-#include "core/jail/jdraw8.hpp"
-#include "scenes/frame_animator.hpp"
-#include "scenes/palette_fade.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include <cstdint>
 
-namespace scenes {
+#include "core/jail/jdraw8.hpp"
+#include "game/scenes/frame_animator.hpp"
+#include "game/scenes/palette_fade.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
+
+namespace Scenes {
 
     // Crèdits finals del joc. Reemplaça `ModuleSequence::doCredits()`.
     //
@@ -14,10 +16,10 @@ namespace scenes {
     //   1. Carrega gfx/final.gif (sprites de crèdits) i gfx/finals.gif (fons).
     //   2. Mostra els crèdits amb scroll vertical de 2 columnes durant
     //      ~62 segons (contador 0..3100 × 20 ms).
-    //   3. Si `info::ctx.diamants == 16`, pinta addicionalment un parallax
+    //   3. Si `Info::ctx.diamants == 16`, pinta addicionalment un parallax
     //      de 4 capes amb cotxe animat (8 frames). Si no, 2 blits fixos.
     //   4. Al acabar (per tecla o per contador), crea el fitxer `trick.ini`
-    //      i activa `info::ctx.nou_personatge`.
+    //      i activa `Info::ctx.nou_personatge`.
     //   5. Fade-out de paleta. Torna a la intro (num_piramide = 255).
     //
     // Registrada al SceneRegistry amb state_key = 8.
@@ -28,24 +30,24 @@ namespace scenes {
 
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
 
        private:
-        enum class Phase { Rolling,
-            FadingOut,
-            Done };
+        enum class Phase : std::uint8_t { ROLLING,
+            FADING_OUT,
+            DONE };
 
         void render();
-        void writeTrickIni();
+        static void writeTrickIni();
 
         SurfaceHandle vaddr2_;  // gfx/final.gif (sprites i coches)
         SurfaceHandle vaddr3_;  // gfx/finals.gif (fons / parallax)
         PaletteFade fade_;
         FrameAnimator coche_{8, 60, true};  // 8 frames × 60 ms (~3 × 20 ms tick vell)
 
-        Phase phase_{Phase::Rolling};
+        Phase phase_{Phase::ROLLING};
         int contador_{1};
         int contador_acc_ms_{0};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/frame_animator.cpp

@@ -1,8 +1,8 @@
-#include "scenes/frame_animator.hpp"
+#include "game/scenes/frame_animator.hpp"
 
 #include <algorithm>
 
-namespace scenes {
+namespace Scenes {
 
     FrameAnimator::FrameAnimator(int num_frames, int frame_ms, bool loop)
         : num_frames_(std::max(1, num_frames)),
@@ -10,7 +10,9 @@ namespace scenes {
           loop_(loop) {}
 
     void FrameAnimator::tick(int delta_ms) {
-        if (finished_) return;
+        if (finished_) {
+            return;
+        }
         elapsed_ms_ += delta_ms;
         while (elapsed_ms_ >= frame_ms_) {
             elapsed_ms_ -= frame_ms_;
@@ -33,4 +35,4 @@ namespace scenes {
         finished_ = false;
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/frame_animator.hpp

@@ -1,6 +1,6 @@
 #pragma once
 
-namespace scenes {
+namespace Scenes {
 
     // Cicla per un conjunt de frames numerats (0..num_frames-1) avançant un
     // frame cada `frame_ms` mil·lisegons. No carrega ni dibuixa cap sprite —
@@ -15,9 +15,9 @@ namespace scenes {
 
         void tick(int delta_ms);
 
-        int frame() const { return current_frame_; }
-        bool done() const { return !loop_ && finished_; }
-        int numFrames() const { return num_frames_; }
+        [[nodiscard]] auto frame() const -> int { return current_frame_; }
+        [[nodiscard]] auto done() const -> bool { return !loop_ && finished_; }
+        [[nodiscard]] auto numFrames() const -> int { return num_frames_; }
 
         void reset();
         void setFrameMs(int frame_ms) { frame_ms_ = frame_ms; }
@@ -31,4 +31,4 @@ namespace scenes {
         bool finished_{false};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/intro_new_logo_scene.cpp

@@ -0,0 +1,226 @@
+#include "game/scenes/intro_new_logo_scene.hpp"
+
+#include <cstring>
+
+#include "core/jail/jdraw8.hpp"
+#include "core/jail/jinput.hpp"
+#include "game/info.hpp"
+#include "game/scenes/scene_utils.hpp"
+
+namespace {
+
+    // Coordenades mesurades del wordmark "Jailgames" dins gfx/logo_new.gif.
+    // Si canvies el logo, aquí i al GIF són els únics llocs a tocar.
+    constexpr int LOGO_SRC_X = 60;
+    constexpr int LOGO_SRC_Y = 158;
+    constexpr int LOGO_DST_Y = 78;
+    constexpr int LOGO_HEIGHT = 28;
+    constexpr int LETTER_WIDTHS[9] = {16, 39, 50, 69, 92, 115, 146, 169, 188};
+    // El logo vell es pintava a dst_x == LOGO_SRC_X = 60, cosa que el deixava
+    // 6 px fora de centre (320 − 188) / 2 = 66. Ho corregim amb un shift
+    // comú aplicat tant al blit del logo com als CURSOR_X de sota.
+    constexpr int LOGO_DST_X = (320 - LETTER_WIDTHS[8]) / 2;  // 66
+    constexpr int CENTER_SHIFT = LOGO_DST_X - LOGO_SRC_X;     // +6
+    constexpr int CURSOR_X[9] = {77 + CENTER_SHIFT, 100 + CENTER_SHIFT, 111 + CENTER_SHIFT, 130 + CENTER_SHIFT, 153 + CENTER_SHIFT, 176 + CENTER_SHIFT, 207 + CENTER_SHIFT, 230 + CENTER_SHIFT, 249 + CENTER_SHIFT};
+    constexpr int CURSOR_W = 12;
+    constexpr int CURSOR_H = 3;
+    constexpr int CURSOR_Y = LOGO_DST_Y + LOGO_HEIGHT - CURSOR_H;  // y = 103
+    constexpr Uint8 CURSOR_COLOR = 17;                             // mateix index verd que les lletres
+
+    // Timings (ms) — idèntics als de doIntroNewLogo vell.
+    constexpr int INITIAL_MS = 1000;
+    constexpr int REVEAL_FRAME_MS = 150;
+    constexpr int FULL_LOGO_MS = 200;
+    constexpr int PALETTE_CYCLE_STEP_MS = 20;
+    constexpr int FINAL_WAIT_MS = 20;
+    constexpr int PALETTE_CYCLE_STEPS = 256;
+
+}  // namespace
+
+namespace Scenes {
+
+    IntroNewLogoScene::IntroNewLogoScene() = default;
+
+    // No alliberem `pal_`: Jd8::setScreenPalette n'ha pres ownership i el
+    // proper SetScreenPalette / FadeToPal el lliurarà. Alliberar-lo ací
+    // provocaria double free.
+    IntroNewLogoScene::~IntroNewLogoScene() = default;
+
+    void IntroNewLogoScene::onEnter() {
+        playMusic("music/menu.ogg");
+
+        gfx_ = SurfaceHandle("gfx/logo_new.gif");
+        pal_ = Jd8::loadPalette("gfx/logo_new.gif");
+        Jd8::setScreenPalette(pal_);
+
+        // Surface auxiliar omplida amb el color del cursor — permet pintar
+        // el "subratllat" amb un blit normal.
+        cursor_surf_.adopt(Jd8::newSurface());
+        std::memset(cursor_surf_.get(), CURSOR_COLOR, 64000);
+
+        Jd8::clearScreen(0);
+
+        phase_ = Phase::INITIAL;
+        phase_acc_ms_ = 0;
+        reveal_letter_ = 0;
+        reveal_cursor_visible_ = true;
+        palette_step_ = 0;
+    }
+
+    void IntroNewLogoScene::render() {
+        switch (phase_) {
+            case Phase::INITIAL:
+                Jd8::clearScreen(0);
+                break;
+
+            case Phase::REVEALING: {
+                Jd8::clearScreen(0);
+                Jd8::blit(LOGO_DST_X, LOGO_DST_Y, gfx_, LOGO_SRC_X, LOGO_SRC_Y, LETTER_WIDTHS[reveal_letter_], LOGO_HEIGHT);
+                if (reveal_cursor_visible_) {
+                    Jd8::blit(CURSOR_X[reveal_letter_], CURSOR_Y, cursor_surf_, 0, 0, CURSOR_W, CURSOR_H);
+                }
+                break;
+            }
+
+            case Phase::FULL_LOGO_FLASH:
+                Jd8::clearScreen(0);
+                Jd8::blit(LOGO_DST_X, LOGO_DST_Y, gfx_, LOGO_SRC_X, LOGO_SRC_Y, LETTER_WIDTHS[8], LOGO_HEIGHT);
+                Jd8::blit(CURSOR_X[8], CURSOR_Y, cursor_surf_, 0, 0, CURSOR_W, CURSOR_H);
+                break;
+
+            case Phase::PALETTE_CYCLE:
+            case Phase::FINAL_WAIT:
+                // Logo complet sense cursor — els pixels del cursor
+                // ciclarien de color durant el cicle de paleta.
+                Jd8::clearScreen(0);
+                Jd8::blit(LOGO_DST_X, LOGO_DST_Y, gfx_, LOGO_SRC_X, LOGO_SRC_Y, LETTER_WIDTHS[8], LOGO_HEIGHT);
+                break;
+
+            case Phase::SPRITES:
+            case Phase::DONE:
+                break;
+        }
+    }
+
+    void IntroNewLogoScene::advancePaletteCycle() {
+        // Replica exacta del ciclo de paleta del doIntroNewLogo vell sobre
+        // els índexs 16..31 (grup del verd brillant del logo).
+        for (int i = 16; i < 32; i++) {
+            if (i == 17) {
+                if (pal_[i].r < 255) {
+                    pal_[i].r++;
+                }
+                if (pal_[i].g < 255) {
+                    pal_[i].g++;
+                }
+                if (pal_[i].b < 255) {
+                    pal_[i].b++;
+                }
+            }
+            if (pal_[i].b < pal_[i].g) {
+                pal_[i].b++;
+            }
+            if (pal_[i].b > pal_[i].g) {
+                pal_[i].b--;
+            }
+            if (pal_[i].r < pal_[i].g) {
+                pal_[i].r++;
+            }
+            if (pal_[i].r > pal_[i].g) {
+                pal_[i].r--;
+            }
+        }
+    }
+
+    void IntroNewLogoScene::advanceRevealing(int delta_ms) {
+        phase_acc_ms_ += delta_ms;
+        render();
+        if (phase_acc_ms_ < REVEAL_FRAME_MS) {
+            return;
+        }
+        phase_acc_ms_ = 0;
+        reveal_cursor_visible_ = !reveal_cursor_visible_;
+        if (!reveal_cursor_visible_) {
+            return;
+        }
+        ++reveal_letter_;
+        if (reveal_letter_ >= 9) {
+            phase_ = Phase::FULL_LOGO_FLASH;
+            reveal_letter_ = 8;
+        }
+    }
+
+    void IntroNewLogoScene::advancePaletteStep(int delta_ms) {
+        phase_acc_ms_ += delta_ms;
+        while (phase_acc_ms_ >= PALETTE_CYCLE_STEP_MS && palette_step_ < PALETTE_CYCLE_STEPS) {
+            phase_acc_ms_ -= PALETTE_CYCLE_STEP_MS;
+            advancePaletteCycle();
+            ++palette_step_;
+        }
+        render();
+        if (palette_step_ >= PALETTE_CYCLE_STEPS) {
+            phase_ = Phase::FINAL_WAIT;
+            phase_acc_ms_ = 0;
+        }
+    }
+
+    void IntroNewLogoScene::advanceSpritesPhase(int delta_ms) {
+        if (!sprites_scene_) {
+            sprites_scene_ = std::make_unique<IntroSpritesScene>(std::move(gfx_));
+            sprites_scene_->onEnter();
+        }
+        sprites_scene_->tick(delta_ms);
+        if (sprites_scene_->done()) {
+            Info::ctx.num_piramide = 0;
+            phase_ = Phase::DONE;
+        }
+    }
+
+    void IntroNewLogoScene::tick(int delta_ms) {
+        // Qualsevol tecla durant el revelat o el ciclo de paleta salta
+        // TOTA la intro (inclou saltar la fase de sprites). Durant SPRITES
+        // deixem que la sub-escena gestione el seu propi skip.
+        if (phase_ != Phase::SPRITES && phase_ != Phase::DONE && Ji::anyKey()) {
+            Info::ctx.num_piramide = 0;
+            phase_ = Phase::DONE;
+            return;
+        }
+        switch (phase_) {
+            case Phase::INITIAL:
+                phase_acc_ms_ += delta_ms;
+                render();
+                if (phase_acc_ms_ >= INITIAL_MS) {
+                    phase_ = Phase::REVEALING;
+                    phase_acc_ms_ = 0;
+                }
+                break;
+            case Phase::REVEALING:
+                advanceRevealing(delta_ms);
+                break;
+            case Phase::FULL_LOGO_FLASH:
+                phase_acc_ms_ += delta_ms;
+                render();
+                if (phase_acc_ms_ >= FULL_LOGO_MS) {
+                    phase_ = Phase::PALETTE_CYCLE;
+                    phase_acc_ms_ = 0;
+                }
+                break;
+            case Phase::PALETTE_CYCLE:
+                advancePaletteStep(delta_ms);
+                break;
+            case Phase::FINAL_WAIT:
+                phase_acc_ms_ += delta_ms;
+                render();
+                if (phase_acc_ms_ >= FINAL_WAIT_MS) {
+                    phase_ = Phase::SPRITES;
+                }
+                break;
+            case Phase::SPRITES:
+                advanceSpritesPhase(delta_ms);
+                break;
+            case Phase::DONE:
+                break;
+        }
+    }
+
+}  // namespace Scenes

source/game/scenes/intro_new_logo_scene.hpp

@@ -1,13 +1,14 @@
 #pragma once
 
+#include <cstdint>
 #include <memory>
 
 #include "core/jail/jdraw8.hpp"
-#include "scenes/intro_sprites_scene.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include "game/scenes/intro_sprites_scene.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     // Intro "moderna" del logo Jailgames amb revelat lletra-a-lletra +
     // ciclo de paleta final. Reemplaça `ModuleSequence::doIntroNewLogo()`.
@@ -36,32 +37,36 @@ namespace scenes {
 
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
 
        private:
-        enum class Phase {
-            Initial,        // pantalla negra 1000 ms
-            Revealing,      // 9 × 2 frames × 150 ms cada un
-            FullLogoFlash,  // logo complet + cursor, 200 ms
-            PaletteCycle,   // 256 passos × 20 ms modificant paleta
-            FinalWait,      // 20 ms final
-            Sprites,        // tick delegat a IntroSpritesScene fins que acaba
-            Done,
+        enum class Phase : std::uint8_t {
+            INITIAL,          // pantalla negra 1000 ms
+            REVEALING,        // 9 × 2 frames × 150 ms cada un
+            FULL_LOGO_FLASH,  // logo complet + cursor, 200 ms
+            PALETTE_CYCLE,    // 256 passos × 20 ms modificant paleta
+            FINAL_WAIT,       // 20 ms final
+            SPRITES,          // tick delegat a IntroSpritesScene fins que acaba
+            DONE,
         };
 
         void render();
         void advancePaletteCycle();
+        // Helpers per a `tick()` — extrets per reduir complexitat cognitiva.
+        void advanceRevealing(int delta_ms);
+        void advancePaletteStep(int delta_ms);
+        void advanceSpritesPhase(int delta_ms);
 
         SurfaceHandle gfx_;
         SurfaceHandle cursor_surf_;
-        JD8_Palette pal_{nullptr};  // propietat transferida a main_palette via SetScreenPalette
+        Jd8::Palette pal_{nullptr};  // propietat transferida a main_palette via SetScreenPalette
         std::unique_ptr<IntroSpritesScene> sprites_scene_;
 
-        Phase phase_{Phase::Initial};
+        Phase phase_{Phase::INITIAL};
         int phase_acc_ms_{0};
         int reveal_letter_{0};
         bool reveal_cursor_visible_{true};
         int palette_step_{0};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/intro_scene.cpp

@@ -1,13 +1,13 @@
-#include "scenes/intro_scene.hpp"
+#include "game/scenes/intro_scene.hpp"
 
 #include "core/jail/jdraw8.hpp"
 #include "core/jail/jinput.hpp"
 #include "game/info.hpp"
-#include "scenes/scene_utils.hpp"
+#include "game/scenes/scene_utils.hpp"
 
 namespace {
 
-    // Timings idèntics als del vell `doIntro()`: el JG_SetUpdateTicks(1000)
+    // Timings idèntics als del vell `doIntro()`: el Jg::setUpdateTicks(1000)
     // inicial, (100) per a les 3 primeres lletres (J, A, I), (200) per a
     // "JAIL" i el seu clear, (100) per a les 4 lletres centrals
     // (G, A, M, E) i (200) per a la resta fins al cicle de paleta.
@@ -27,21 +27,21 @@ namespace {
     };
 
     constexpr RevealStep REVEAL_STEPS[] = {
-        {100, 27, 68, false, false},    // J
-        {100, 53, 96, false, false},    // JA
-        {100, 66, 109, false, false},   // JAI
-        {200, 92, 136, false, false},   // JAIL
-        {200, 92, -1, true, false},     // JAIL (clear, sense avió — parpelleig)
-        {100, 118, 160, false, false},  // JAILG
-        {100, 145, 188, false, false},  // JAILGA
-        {100, 178, 221, false, false},  // JAILGAM
-        {100, 205, 248, false, false},  // JAILGAME
-        {200, 0, 274, false, true},     // JAILGAMES (wordmark complet) + avió
-        {200, 0, -1, true, true},       // JAILGAMES (clear, sense avió)
-        {200, 0, 274, false, true},     // JAILGAMES + avió (sense clear)
-        {200, 0, -1, true, true},       // JAILGAMES (clear, sense avió)
-        {200, 0, 274, false, true},     // JAILGAMES + avió (sense clear)
-        {200, 0, -1, true, true},       // JAILGAMES (clear, sense avió)
+        {.duration_ms = 100, .body_w = 27, .plane_x = 68, .clear = false, .wordmark = false},    // J
+        {.duration_ms = 100, .body_w = 53, .plane_x = 96, .clear = false, .wordmark = false},    // JA
+        {.duration_ms = 100, .body_w = 66, .plane_x = 109, .clear = false, .wordmark = false},   // JAI
+        {.duration_ms = 200, .body_w = 92, .plane_x = 136, .clear = false, .wordmark = false},   // JAIL
+        {.duration_ms = 200, .body_w = 92, .plane_x = -1, .clear = true, .wordmark = false},     // JAIL (clear, sense avió — parpelleig)
+        {.duration_ms = 100, .body_w = 118, .plane_x = 160, .clear = false, .wordmark = false},  // JAILG
+        {.duration_ms = 100, .body_w = 145, .plane_x = 188, .clear = false, .wordmark = false},  // JAILGA
+        {.duration_ms = 100, .body_w = 178, .plane_x = 221, .clear = false, .wordmark = false},  // JAILGAM
+        {.duration_ms = 100, .body_w = 205, .plane_x = 248, .clear = false, .wordmark = false},  // JAILGAME
+        {.duration_ms = 200, .body_w = 0, .plane_x = 274, .clear = false, .wordmark = true},     // JAILGAMES (wordmark complet) + avió
+        {.duration_ms = 200, .body_w = 0, .plane_x = -1, .clear = true, .wordmark = true},       // JAILGAMES (clear, sense avió)
+        {.duration_ms = 200, .body_w = 0, .plane_x = 274, .clear = false, .wordmark = true},     // JAILGAMES + avió (sense clear)
+        {.duration_ms = 200, .body_w = 0, .plane_x = -1, .clear = true, .wordmark = true},       // JAILGAMES (clear, sense avió)
+        {.duration_ms = 200, .body_w = 0, .plane_x = 274, .clear = false, .wordmark = true},     // JAILGAMES + avió (sense clear)
+        {.duration_ms = 200, .body_w = 0, .plane_x = -1, .clear = true, .wordmark = true},       // JAILGAMES (clear, sense avió)
     };
     constexpr int REVEAL_COUNT = sizeof(REVEAL_STEPS) / sizeof(REVEAL_STEPS[0]);
 
@@ -49,32 +49,31 @@ namespace {
     // blit únic del wordmark "JAILGAMES" complet (231×45 al destí 43,78).
     // IntroScene només s'activa quan use_new_logo == false, així que la
     // branca use_new_logo d'aquell helper aquí no es necessita.
-    void drawWordmark(JD8_Surface gfx) {
-        JD8_Blit(43, 78, gfx, 43, 155, 231, 45);
+    void drawWordmark(const Uint8* gfx) {
+        Jd8::blit(43, 78, gfx, 43, 155, 231, 45);
     }
 
 }  // namespace
 
-namespace scenes {
+namespace Scenes {
 
     IntroScene::IntroScene() = default;
 
-    IntroScene::~IntroScene() {
-        // No alliberem `pal_`: JD8_SetScreenPalette n'ha pres ownership i el
-        // proper SetScreenPalette / FadeToPal la lliurarà. Alliberar-la ací
-        // provocaria double free.
-    }
+    // No alliberem `pal_`: Jd8::setScreenPalette n'ha pres ownership i el
+    // proper SetScreenPalette / FadeToPal la lliurarà. Alliberar-la ací
+    // provocaria double free.
+    IntroScene::~IntroScene() = default;
 
     void IntroScene::onEnter() {
         playMusic("music/menu.ogg");
 
         gfx_ = SurfaceHandle("gfx/logo.gif");
-        pal_ = JD8_LoadPalette("gfx/logo.gif");
-        JD8_SetScreenPalette(pal_);
+        pal_ = Jd8::loadPalette("gfx/logo.gif");
+        Jd8::setScreenPalette(pal_);
 
-        JD8_ClearScreen(0);
+        Jd8::clearScreen(0);
 
-        phase_ = Phase::InitialWait;
+        phase_ = Phase::INITIAL_WAIT;
         phase_acc_ms_ = 0;
         reveal_index_ = 0;
         palette_step_ = 0;
@@ -82,35 +81,37 @@ namespace scenes {
 
     void IntroScene::render() {
         switch (phase_) {
-            case Phase::InitialWait:
-                JD8_ClearScreen(0);
+            case Phase::INITIAL_WAIT:
+                Jd8::clearScreen(0);
                 break;
 
-            case Phase::Reveal: {
+            case Phase::REVEAL: {
                 const RevealStep& s = REVEAL_STEPS[reveal_index_];
-                if (s.clear) JD8_ClearScreen(0);
+                if (s.clear) {
+                    Jd8::clearScreen(0);
+                }
                 if (s.wordmark) {
                     drawWordmark(gfx_);
                 } else if (s.body_w > 0) {
-                    JD8_Blit(43, 78, gfx_, 43, 155, s.body_w, 45);
+                    Jd8::blit(43, 78, gfx_, 43, 155, s.body_w, 45);
                 }
                 if (s.plane_x >= 0) {
-                    JD8_Blit(s.plane_x, 78, gfx_, 274, 155, 27, 45);
+                    Jd8::blit(s.plane_x, 78, gfx_, 274, 155, 27, 45);
                 }
                 break;
             }
 
-            case Phase::PaletteCycle:
-            case Phase::FinalWait:
+            case Phase::PALETTE_CYCLE:
+            case Phase::FINAL_WAIT:
                 // Wordmark complet fix mentre cicla la paleta — l'últim
                 // pas del revelat (PAS 15) deixa la pantalla en aquest mateix
                 // estat, i el vell doIntro no redibuixava durant el cicle.
-                JD8_ClearScreen(0);
+                Jd8::clearScreen(0);
                 drawWordmark(gfx_);
                 break;
 
-            case Phase::Sprites:
-            case Phase::Done:
+            case Phase::SPRITES:
+            case Phase::DONE:
                 break;
         }
     }
@@ -121,52 +122,66 @@ namespace scenes {
         // els altres convergeixen cap al mateix gris mitjà.
         for (int i = 16; i < 32; i++) {
             if (i == 17) {
-                if (pal_[i].r < 255) pal_[i].r++;
-                if (pal_[i].g < 255) pal_[i].g++;
-                if (pal_[i].b < 255) pal_[i].b++;
+                if (pal_[i].r < 255) {
+                    pal_[i].r++;
+                }
+                if (pal_[i].g < 255) {
+                    pal_[i].g++;
+                }
+                if (pal_[i].b < 255) {
+                    pal_[i].b++;
+                }
+            }
+            if (pal_[i].b < pal_[i].g) {
+                pal_[i].b++;
+            }
+            if (pal_[i].b > pal_[i].g) {
+                pal_[i].b--;
+            }
+            if (pal_[i].r < pal_[i].g) {
+                pal_[i].r++;
+            }
+            if (pal_[i].r > pal_[i].g) {
+                pal_[i].r--;
             }
-            if (pal_[i].b < pal_[i].g) pal_[i].b++;
-            if (pal_[i].b > pal_[i].g) pal_[i].b--;
-            if (pal_[i].r < pal_[i].g) pal_[i].r++;
-            if (pal_[i].r > pal_[i].g) pal_[i].r--;
         }
     }
 
     void IntroScene::tick(int delta_ms) {
         // Qualsevol tecla durant revelat/paleta salta TOTA la intro
-        // (inclou saltar la fase de sprites). Durant Sprites deixem que
+        // (inclou saltar la fase de sprites). Durant SPRITES deixem que
         // la sub-escena gestione el seu propi skip internament, que a més
         // respecta la fase "final" no skippable de la variant 0.
-        if (phase_ != Phase::Sprites && phase_ != Phase::Done && JI_AnyKey()) {
-            info::ctx.num_piramide = 0;
-            phase_ = Phase::Done;
+        if (phase_ != Phase::SPRITES && phase_ != Phase::DONE && Ji::anyKey()) {
+            Info::ctx.num_piramide = 0;
+            phase_ = Phase::DONE;
             return;
         }
 
         switch (phase_) {
-            case Phase::InitialWait:
+            case Phase::INITIAL_WAIT:
                 phase_acc_ms_ += delta_ms;
                 render();
                 if (phase_acc_ms_ >= INITIAL_MS) {
-                    phase_ = Phase::Reveal;
+                    phase_ = Phase::REVEAL;
                     phase_acc_ms_ = 0;
                     reveal_index_ = 0;
                 }
                 break;
 
-            case Phase::Reveal:
+            case Phase::REVEAL:
                 phase_acc_ms_ += delta_ms;
                 render();
                 if (phase_acc_ms_ >= REVEAL_STEPS[reveal_index_].duration_ms) {
                     phase_acc_ms_ = 0;
                     ++reveal_index_;
                     if (reveal_index_ >= REVEAL_COUNT) {
-                        phase_ = Phase::PaletteCycle;
+                        phase_ = Phase::PALETTE_CYCLE;
                     }
                 }
                 break;
 
-            case Phase::PaletteCycle:
+            case Phase::PALETTE_CYCLE:
                 phase_acc_ms_ += delta_ms;
                 // Avancem tants passos com permet el delta, per evitar
                 // saltar-ne si el frame ha vingut lent.
@@ -178,20 +193,20 @@ namespace scenes {
                 }
                 render();
                 if (palette_step_ >= PALETTE_CYCLE_STEPS) {
-                    phase_ = Phase::FinalWait;
+                    phase_ = Phase::FINAL_WAIT;
                     phase_acc_ms_ = 0;
                 }
                 break;
 
-            case Phase::FinalWait:
+            case Phase::FINAL_WAIT:
                 phase_acc_ms_ += delta_ms;
                 render();
                 if (phase_acc_ms_ >= FINAL_WAIT_MS) {
-                    phase_ = Phase::Sprites;
+                    phase_ = Phase::SPRITES;
                 }
                 break;
 
-            case Phase::Sprites:
+            case Phase::SPRITES:
                 // Sub-escena construïda al vol al primer tick d'aquesta fase.
                 // Transferim el gfx_ per move — la sub-escena se n'ocupa
                 // fins que es destruix. Una vegada feta, els ticks delegats
@@ -205,14 +220,14 @@ namespace scenes {
                     // Equivalent al vell `Go()` post-switch: passem al menú.
                     // Sense açò el while del fiber tornaria a crear IntroScene
                     // infinitament amb num_piramide encara a 255.
-                    info::ctx.num_piramide = 0;
-                    phase_ = Phase::Done;
+                    Info::ctx.num_piramide = 0;
+                    phase_ = Phase::DONE;
                 }
                 break;
 
-            case Phase::Done:
+            case Phase::DONE:
                 break;
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/intro_scene.hpp

@@ -1,13 +1,14 @@
 #pragma once
 
+#include <cstdint>
 #include <memory>
 
 #include "core/jail/jdraw8.hpp"
-#include "scenes/intro_sprites_scene.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include "game/scenes/intro_sprites_scene.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     // Intro "legacy" del wordmark JAILGAMES lletra a lletra + cicle de paleta.
     // Reemplaça `ModuleSequence::doIntro()`. S'activa quan
@@ -37,29 +38,29 @@ namespace scenes {
 
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
 
        private:
-        enum class Phase {
-            InitialWait,   // 1000 ms pantalla negra
-            Reveal,        // 15 passos del wordmark
-            PaletteCycle,  // 256 × 20 ms mutant pal[16..31]
-            FinalWait,     // 200 ms abans de la sub-escena de sprites
-            Sprites,       // tick delegat a IntroSpritesScene fins que acaba
-            Done,
+        enum class Phase : std::uint8_t {
+            INITIAL_WAIT,   // 1000 ms pantalla negra
+            REVEAL,         // 15 passos del wordmark
+            PALETTE_CYCLE,  // 256 × 20 ms mutant pal[16..31]
+            FINAL_WAIT,     // 200 ms abans de la sub-escena de sprites
+            SPRITES,        // tick delegat a IntroSpritesScene fins que acaba
+            DONE,
         };
 
         void render();
         void advancePaletteCycle();
 
         SurfaceHandle gfx_;
-        JD8_Palette pal_{nullptr};  // propietat transferida a main_palette via SetScreenPalette
+        Jd8::Palette pal_{nullptr};  // propietat transferida a main_palette via SetScreenPalette
         std::unique_ptr<IntroSpritesScene> sprites_scene_;
 
-        Phase phase_{Phase::InitialWait};
+        Phase phase_{Phase::INITIAL_WAIT};
         int phase_acc_ms_{0};
         int reveal_index_{0};
         int palette_step_{0};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/intro_sprites_scene.cpp

@@ -0,0 +1,370 @@
+#include "game/scenes/intro_sprites_scene.hpp"
+
+#include <algorithm>
+#include <cstdlib>
+
+#include "core/jail/jdraw8.hpp"
+#include "core/jail/jinput.hpp"
+#include "game/options.hpp"
+
+namespace {
+
+    // Duració d'un pas. El vell doIntroSprites feia Jg::setUpdateTicks(20);
+    // cada iteració del seu for (i) consumia un tick de 20 ms.
+    constexpr int TICK_MS = 20;
+
+    // Taules de frames. Ubicacions de cada sprite dins el gfx de la intro
+    // (gfx/logo.gif o gfx/logo_new.gif — el layout de sprites és el mateix).
+    // Cada sprite ocupa 15×15 px, disposats horitzontalment per fila.
+    // Els valors són els offsets x (la y la posa l'invocador al src_y).
+    // Derivats dels `fr_ani_N[i] = ...` del vell doIntroSprites.
+    constexpr Uint16 FR1[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180};                                             // camina dreta (y=0)
+    constexpr Uint16 FR2[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180};                                             // camina esquerra (y=15)
+    constexpr Uint16 FR3[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150};                                                       // trau mapa dreta (y=30)
+    constexpr Uint16 FR4[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150};                                                       // trau mapa esquerra (y=45)
+    constexpr Uint16 FR5[] = {165, 180, 195, 210, 225, 240, 255, 270, 285, 300, 300, 285, 270, 255, 240, 225, 210, 195, 180, 165};  // bot de susto (y=45, mirror)
+    constexpr Uint16 FR6[] = {0, 15, 30, 45, 60, 75, 90, 105};                                                                      // momia (y=60)
+    constexpr Uint16 FR7[] = {75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225, 240, 255, 270,                                   // paper (y=75, idx 0..13)
+        0,
+        15,
+        30,
+        45,
+        60,
+        75,
+        90,
+        105,
+        120,
+        135,
+        150,
+        165,
+        180,
+        195,
+        210};                                                                                            // sombra (y=105, idx 14..28)
+    constexpr Uint16 FR8[] = {15, 30, 45, 60};                                                           // pedra (y=75)
+    constexpr Uint16 FR9[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225};   // prota ball (y=120)
+    constexpr Uint16 FR10[] = {0, 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225};  // momia ball (y=135)
+    constexpr Uint16 FR11[] = {15, 30, 45, 60, 75, 60};                                                  // altaveu (y=90, [5]=[3] pel loop de 4)
+
+    constexpr Uint16 CREU = 75;         // src_y de la creu (overlay)
+    constexpr Uint16 INTERROGANT = 90;  // src_y del signe d'interrogant
+
+    // Equivalent de la funció `drawIntroWordmark` de modulesequence.cpp.
+    // Branqueja segons use_new_logo perquè la mateixa sub-escena es
+    // reutilitza des de IntroScene (logo vell) i IntroNewLogoScene (logo
+    // nou) amb arxius diferents però mateix layout de sprites.
+    void drawWordmark(const Uint8* gfx) {
+        if (Options::game.use_new_logo) {
+            // Centrat: (320 − 188) / 2 = 66 (IntroNewLogoScene usa la mateixa x).
+            Jd8::blit(66, 78, gfx, 60, 158, 188, 28);
+        } else {
+            Jd8::blit(43, 78, gfx, 43, 155, 231, 45);
+        }
+    }
+
+    using RenderFn = void (*)(const Uint8*, int);
+
+    // Una fase — rang [start_i..end_i] inclusive (direcció implícita per
+    // signe), funció de render, i flag d'skippable. Totes les fases actuals
+    // són skippables; el flag es conserva per si alguna futura ha de ser
+    // no interrompuda (p.ex. un logo fatídic que cal veure sencer).
+    struct SpritePhase {
+        int start_i;
+        int end_i;
+        RenderFn render;
+        bool skippable;
+    };
+
+    // =========================================================================
+    // Variant 0 — Interrogant / Momia
+    // =========================================================================
+
+    void v0WalkRight(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(i, 150, gfx, FR1[(i / 5) % 13], 0, 15, 15, 0);
+    }
+
+    void v0PullMapRight(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 150, gfx, FR3[std::min(i / 5, 10)], 30, 15, 15, 0);
+    }
+
+    void v0WalkLeftTo80(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(i, 150, gfx, FR2[(i / 5) % 13], 15, 15, 15, 0);
+    }
+
+    void v0PullMapLeft(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(80, 150, gfx, FR4[std::min(i / 5, 10)], 45, 15, 15, 0);
+    }
+
+    void v0MomiaLeft(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(i, 150, gfx, FR6[(i / 5) % 8], 60, 15, 15, 0);
+        Jd8::blitCK(80, 150, gfx, FR4[10], 45, 15, 15, 0);
+    }
+
+    void v0Turn(const Uint8* gfx, int /*i*/) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(80, 150, gfx, FR1[1], 0, 15, 15, 0);
+        Jd8::blitCK(95, 150, gfx, FR6[4], 60, 15, 15, 0);
+        Jd8::blitCK(80, 133, gfx, 0, INTERROGANT, 15, 15, 0);
+    }
+
+    void v0Jump1(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(80, 150 - ((i % 50) / 5), gfx, FR5[std::min(i / 5, 19)], 45, 15, 15, 0);
+        Jd8::blitCK(95, 150, gfx, FR6[4], 60, 15, 15, 0);
+    }
+
+    void v0Jump2(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(80, 140 + ((i % 50) / 5), gfx, FR5[std::min(i / 5, 19)], 45, 15, 15, 0);
+        Jd8::blitCK(95, 150, gfx, FR6[4], 60, 15, 15, 0);
+    }
+
+    void v0WalkFinal(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(i, 150, gfx, FR2[(i / 5) % 13], 15, 15, 15, 0);
+        Jd8::blitCK(95, 150, gfx, FR6[4], 60, 15, 15, 0);
+    }
+
+    void v0Final(const Uint8* gfx, int /*i*/) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(95, 150, gfx, FR6[4], 60, 15, 15, 0);
+        Jd8::blitCK(95, 133, gfx, 0, INTERROGANT, 15, 15, 0);
+    }
+
+    constexpr SpritePhase VARIANT_0[] = {
+        {.start_i = 0, .end_i = 200, .render = v0WalkRight, .skippable = true},
+        {.start_i = 0, .end_i = 200, .render = v0PullMapRight, .skippable = true},
+        {.start_i = 200, .end_i = 0, .render = v0PullMapRight, .skippable = true},  // guarda el mapa (reprodueix inversament)
+        {.start_i = 200, .end_i = 80, .render = v0WalkLeftTo80, .skippable = true},
+        {.start_i = 0, .end_i = 200, .render = v0PullMapLeft, .skippable = true},
+        {.start_i = 300, .end_i = 95, .render = v0MomiaLeft, .skippable = true},
+        {.start_i = 0, .end_i = 50, .render = v0Turn, .skippable = true},
+        {.start_i = 0, .end_i = 49, .render = v0Jump1, .skippable = true},
+        {.start_i = 50, .end_i = 99, .render = v0Jump2, .skippable = true},
+        {.start_i = 80, .end_i = 0, .render = v0WalkFinal, .skippable = true},
+        {.start_i = 0, .end_i = 150, .render = v0Final, .skippable = true},
+    };
+
+    // =========================================================================
+    // Variant 1 — Creu / Pedra
+    // =========================================================================
+
+    void v1WalkRight(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(i, 150, gfx, FR1[(i / 5) % 13], 0, 15, 15, 255);
+    }
+
+    void v1PullMap(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(200, 150, gfx, FR3[std::min(i / 5, 10)], 30, 15, 15, 255);
+    }
+
+    void v1Interrogant(const Uint8* gfx, int /*i*/) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(200, 134, gfx, 0, INTERROGANT, 15, 15, 255);
+        Jd8::blitCK(200, 150, gfx, FR3[10], 30, 15, 15, 255);
+    }
+
+    void v1DropMap(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        const int IDX = std::min(i / 5, 28);
+        // FR7 té 29 frames dividits en dos grups: paper (idx 0..13, src_y=75)
+        // i sombra (idx 14..28, src_y=105). El vell feia una branca al bucle.
+        if (IDX <= 13) {
+            Jd8::blitCK(200, 150, gfx, FR7[IDX], 75, 15, 15, 255);
+        } else {
+            Jd8::blitCK(200, 150, gfx, FR7[IDX], 105, 15, 15, 255);
+        }
+    }
+
+    void v1StoneFall(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(200, 150, gfx, FR7[28], 105, 15, 15, 255);
+        Jd8::blitCK(200, i * 2, gfx, FR8[0], 75, 15, 15, 255);
+    }
+
+    void v1StoneBreak(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(200, 150, gfx, FR8[i / 10], 75, 15, 15, 255);
+    }
+
+    void v1Final(const Uint8* gfx, int /*i*/) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(200, 155, gfx, 0, CREU, 15, 15, 255);
+        Jd8::blitCK(200, 150, gfx, FR8[1], 75, 15, 15, 255);
+        Jd8::blitCK(185, 150, gfx, FR8[2], 75, 15, 15, 255);
+        Jd8::blitCK(215, 150, gfx, FR8[3], 75, 15, 15, 255);
+    }
+
+    constexpr SpritePhase VARIANT_1[] = {
+        {.start_i = 0, .end_i = 200, .render = v1WalkRight, .skippable = true},
+        {.start_i = 0, .end_i = 300, .render = v1PullMap, .skippable = true},
+        {.start_i = 0, .end_i = 100, .render = v1Interrogant, .skippable = true},
+        {.start_i = 0, .end_i = 200, .render = v1DropMap, .skippable = true},
+        {.start_i = 0, .end_i = 75, .render = v1StoneFall, .skippable = true},
+        {.start_i = 0, .end_i = 19, .render = v1StoneBreak, .skippable = true},
+        {.start_i = 0, .end_i = 200, .render = v1Final, .skippable = true},
+    };
+
+    // =========================================================================
+    // Variant 2 — Ball de carnaval
+    // =========================================================================
+
+    void v2Approach(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(i, 150, gfx, FR1[(i / 5) % 13], 0, 15, 15, 255);
+        Jd8::blitCK(304 - i, 150, gfx, FR6[(i / 10) % 8], 60, 15, 15, 255);
+    }
+
+    void v2Still(const Uint8* gfx, int /*i*/) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(145, 150, gfx, FR1[1], 0, 15, 15, 255);
+        Jd8::blitCK(160, 150, gfx, FR6[1], 60, 15, 15, 255);
+    }
+
+    void v2Horn(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(125, 150, gfx, FR11[(i / 10) % 2], 90, 15, 15, 255);
+        Jd8::blitCK(145, 150, gfx, FR1[1], 0, 15, 15, 255);
+        Jd8::blitCK(160, 150, gfx, FR6[1], 60, 15, 15, 255);
+    }
+
+    void v2Ball(const Uint8* gfx, int i) {
+        Jd8::clearScreen(0);
+        drawWordmark(gfx);
+        Jd8::blitCK(145, 150, gfx, FR9[(i / 10) % 16], 120, 15, 15, 255);
+        Jd8::blitCK(160, 150, gfx, FR10[(i / 10) % 16], 135, 15, 15, 255);
+        Jd8::blitCK(125, 150, gfx, FR11[((i / 5) % 4) + 2], 90, 15, 15, 255);
+    }
+
+    constexpr SpritePhase VARIANT_2[] = {
+        {.start_i = 0, .end_i = 145, .render = v2Approach, .skippable = true},
+        {.start_i = 0, .end_i = 100, .render = v2Still, .skippable = true},
+        {.start_i = 0, .end_i = 50, .render = v2Horn, .skippable = true},
+        {.start_i = 0, .end_i = 800, .render = v2Ball, .skippable = true},
+    };
+
+    // =========================================================================
+    // Dispatch per variant
+    // =========================================================================
+
+    auto variantTable(int variant) -> const SpritePhase* {
+        switch (variant) {
+            case 0:
+                return VARIANT_0;
+            case 1:
+                return VARIANT_1;
+            case 2:
+                return VARIANT_2;
+            default:
+                return VARIANT_0;
+        }
+    }
+
+    auto variantLength(int variant) -> int {
+        switch (variant) {
+            case 0:
+                return sizeof(VARIANT_0) / sizeof(VARIANT_0[0]);
+            case 1:
+                return sizeof(VARIANT_1) / sizeof(VARIANT_1[0]);
+            case 2:
+                return sizeof(VARIANT_2) / sizeof(VARIANT_2[0]);
+            default:
+                return 0;
+        }
+    }
+
+    auto phaseStepCount(const SpritePhase& p) -> int {
+        return std::abs(p.end_i - p.start_i) + 1;
+    }
+
+    auto phaseCurrentI(const SpritePhase& p, int step) -> int {
+        return p.end_i >= p.start_i ? p.start_i + step : p.start_i - step;
+    }
+
+}  // namespace
+
+namespace Scenes {
+
+    IntroSpritesScene::IntroSpritesScene(SurfaceHandle&& gfx)
+        : gfx_(std::move(gfx)) {}
+
+    void IntroSpritesScene::onEnter() {
+        // El vell doIntroSprites feia `rand() % 3` al principi. El seed ve
+        // establert per `srand(time(0))` al boot del joc (info.cpp / main),
+        // així que la variant canvia entre execucions.
+        variant_ = std::rand() % 3;
+        phase_ = 0;
+        phase_step_ = 0;
+        step_acc_ms_ = 0;
+        done_ = false;
+
+        // Renderitzem ja el primer frame (step 0 de la primera fase) perquè
+        // el Jd8::flip del mini-loop del fiber el pinte al primer cicle.
+        const SpritePhase* phases = variantTable(variant_);
+        phases[0].render(gfx_.get(), phaseCurrentI(phases[0], 0));
+    }
+
+    void IntroSpritesScene::tick(int delta_ms) {
+        if (done_) {
+            return;
+        }
+
+        const SpritePhase* phases = variantTable(variant_);
+        const int NUM_PHASES = variantLength(variant_);
+
+        // Skip per tecla. Durant la fase marcada com a no skippable (només
+        // v0Final al vell codi) s'ignora — preserva la semàntica del vell
+        // bucle final de la variant 0 que no cridava wait_frame_or_skip.
+        if (phases[phase_].skippable && Ji::anyKey()) {
+            done_ = true;
+            return;
+        }
+
+        step_acc_ms_ += delta_ms;
+        while (step_acc_ms_ >= TICK_MS && !done_) {
+            step_acc_ms_ -= TICK_MS;
+            ++phase_step_;
+            if (phase_step_ >= phaseStepCount(phases[phase_])) {
+                ++phase_;
+                phase_step_ = 0;
+                if (phase_ >= NUM_PHASES) {
+                    done_ = true;
+                    return;
+                }
+            }
+        }
+        phases[phase_].render(gfx_.get(), phaseCurrentI(phases[phase_], phase_step_));
+    }
+
+}  // namespace Scenes

source/game/scenes/intro_sprites_scene.hpp

@@ -1,9 +1,9 @@
 #pragma once
 
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     // Sub-escena de sprites de la intro (prota + momia + mapa + etc).
     // Reemplaça `ModuleSequence::doIntroSprites()`. No es registra al
@@ -28,7 +28,7 @@ namespace scenes {
 
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return done_; }
+        [[nodiscard]] auto done() const -> bool override { return done_; }
 
        private:
         SurfaceHandle gfx_;
@@ -39,4 +39,4 @@ namespace scenes {
         bool done_{false};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/menu_scene.cpp

@@ -0,0 +1,123 @@
+#include "game/scenes/menu_scene.hpp"
+
+#include <cstdlib>
+
+#include "core/jail/jdraw8.hpp"
+#include "core/jail/jinput.hpp"
+#include "game/info.hpp"
+
+namespace Scenes {
+
+    void MenuScene::onEnter() {
+        fondo_ = SurfaceHandle("gfx/menu.gif");
+        gfx_ = SurfaceHandle("gfx/menu2.gif");
+
+        // Pintat inicial (congelat durant el fade-in de paleta). El loop
+        // d'animació repintarà tot des de zero en el primer tick de SHOWING.
+        Jd8::blit(fondo_);
+        Jd8::blitCK(100, 25, gfx_, 0, 74, 124, 68, 255);  // logo
+        Jd8::blitCK(130, 100, gfx_, 0, 0, 80, 74, 255);   // camell (frame 0)
+        Jd8::blitCK(0, 150, gfx_, 0, 150, 320, 50, 255);  // base "jdes"
+
+        Jd8::Palette pal = Jd8::loadPalette("gfx/menu2.gif");
+        fade_.startFadeTo(pal);
+        delete[] pal;
+
+        phase_ = Phase::FADING_IN;
+    }
+
+    void MenuScene::render() {
+        // Cel estàtic (els primers 100 pixels verticals)
+        Jd8::blit(0, 0, fondo_, 0, 0, 320, 100);
+
+        // Fondo mòvil (horitzó) amb wrap a 320
+        Jd8::blitCK(horitzo_, 100, fondo_, 0, 100, 320 - horitzo_, 100, 255);
+        Jd8::blitCK(0, 100, fondo_, 320 - horitzo_, 100, horitzo_, 100, 255);
+
+        // Logo i camell animat
+        Jd8::blitCK(100, 25, gfx_, 0, 74, 124, 68, 255);
+        Jd8::blitCK(130, 100, gfx_, camello_.frame() * 80, 0, 80, 74, 255);
+
+        // Palmeres mòvils amb wrap a 320
+        Jd8::blitCK(palmeres_, 150, gfx_, 0, 150, 320 - palmeres_, 50, 255);
+        Jd8::blitCK(0, 150, gfx_, 320 - palmeres_, 150, palmeres_, 50, 255);
+
+        // "jdes" estàtic (davant dels scrollers) i versió a la cantonada
+        Jd8::blitCK(87, 167, gfx_, 127, 124, 150, 24, 255);
+        Jd8::blitCK(303, 193, gfx_, 305, 143, 15, 5, 255);
+
+        // "Polsa tecla" parpallejant. Al vell `contador % 100 > 30` amb
+        // updateTicks=20 ms, el cicle són 2000 ms amb un llindar de 600 ms:
+        // amagat els primers 600 ms, visible els següents 1400 ms.
+        const bool BLINK_ON = (blink_ms_ % 2000) > 600;
+        if (BLINK_ON) {
+            Jd8::blitCK(98, 130, gfx_, 161, 92, 127, 9, 255);
+            if (Info::ctx.nou_personatge) {
+                Jd8::blitCK(68, 141, gfx_, 128, 105, 189, 9, 255);
+            }
+        }
+    }
+
+    void MenuScene::tick(int delta_ms) {
+        switch (phase_) {
+            case Phase::FADING_IN:
+                fade_.tick(delta_ms);
+                if (fade_.done()) {
+                    phase_ = Phase::SHOWING;
+                }
+                break;
+
+            case Phase::SHOWING: {
+                // Palmeres: 1 pixel cada 80 ms (= cada 4 ticks × 20 ms originals)
+                palmeres_acc_ms_ += delta_ms;
+                while (palmeres_acc_ms_ >= 80) {
+                    palmeres_acc_ms_ -= 80;
+                    if (--palmeres_ < 0) {
+                        palmeres_ = 319;
+                    }
+                }
+
+                // Horitzó: 1 pixel cada 320 ms (= cada 16 ticks × 20 ms)
+                horitzo_acc_ms_ += delta_ms;
+                while (horitzo_acc_ms_ >= 320) {
+                    horitzo_acc_ms_ -= 320;
+                    if (--horitzo_ < 0) {
+                        horitzo_ = 319;
+                    }
+                }
+
+                camello_.tick(delta_ms);
+
+                blink_ms_ += delta_ms;
+                if (blink_ms_ >= 2000) {
+                    blink_ms_ %= 2000;
+                }
+
+                render();
+
+                // Qualsevol tecla tanca el menú. Llegim 'P' explícitament abans
+                // de reiniciar el flag de input perquè `Info::ctx.pepe_activat`
+                // reflecteixca si l'usuari estava polsant P al moment d'eixir.
+                if (Ji::anyKey() || Ji::keyPressed(SDL_SCANCODE_P)) {
+                    Info::ctx.pepe_activat = Ji::keyPressed(SDL_SCANCODE_P);
+                    Ji::disableKeyboard(60);
+                    Info::ctx.num_piramide = 1;
+                    fade_.startFadeOut();
+                    phase_ = Phase::FADING_OUT;
+                }
+                break;
+            }
+
+            case Phase::FADING_OUT:
+                fade_.tick(delta_ms);
+                if (fade_.done()) {
+                    phase_ = Phase::DONE;
+                }
+                break;
+
+            case Phase::DONE:
+                break;
+        }
+    }
+
+}  // namespace Scenes

source/game/scenes/menu_scene.hpp

@@ -1,11 +1,13 @@
 #pragma once
 
-#include "scenes/frame_animator.hpp"
-#include "scenes/palette_fade.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include <cstdint>
 
-namespace scenes {
+#include "game/scenes/frame_animator.hpp"
+#include "game/scenes/palette_fade.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
+
+namespace Scenes {
 
     // Menú del títol. Reemplaça `ModuleSequence::doMenu()`.
     //
@@ -18,7 +20,7 @@ namespace scenes {
     //      i el text "polsa tecla" parpallejant cada 2 s (visible 1.4 s,
     //      amagat 0.6 s, igual que el `contador % 100 > 30` original).
     //   4. Quan l'usuari polsa qualsevol tecla — o 'P' per a activar Pepe —
-    //      llegim `info::ctx.pepe_activat`, disparem fade-out i marquem
+    //      llegim `Info::ctx.pepe_activat`, disparem fade-out i marquem
     //      num_piramide=1 (vas a doSlides).
     //
     // Registrat al SceneRegistry amb state_key = 0.
@@ -26,13 +28,13 @@ namespace scenes {
        public:
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
 
        private:
-        enum class Phase { FadingIn,
-            Showing,
-            FadingOut,
-            Done };
+        enum class Phase : std::uint8_t { FADING_IN,
+            SHOWING,
+            FADING_OUT,
+            DONE };
 
         void render();
 
@@ -41,7 +43,7 @@ namespace scenes {
         PaletteFade fade_;
         FrameAnimator camello_{4, 160, true};
 
-        Phase phase_{Phase::FadingIn};
+        Phase phase_{Phase::FADING_IN};
 
         // Scrollers horizontals. Mouen 1 pixel per pas.
         int palmeres_{0};
@@ -53,4 +55,4 @@ namespace scenes {
         int blink_ms_{0};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/mort_scene.cpp

@@ -1,42 +1,44 @@
-#include "scenes/mort_scene.hpp"
+#include "game/scenes/mort_scene.hpp"
 
 #include <cstdlib>
 
 #include "core/jail/jdraw8.hpp"
 #include "core/jail/jinput.hpp"
 #include "game/info.hpp"
-#include "scenes/scene_utils.hpp"
+#include "game/scenes/scene_utils.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     void MortScene::onEnter() {
         playMusic("music/mort.ogg");
-        JI_DisableKeyboard(60);
-        info::ctx.vida = 5;
+        Ji::disableKeyboard(60);
+        Info::ctx.vida = 5;
 
         gfx_ = SurfaceHandle("gfx/gameover.gif");
-        JD8_ClearScreen(0);
-        JD8_Blit(gfx_);
+        Jd8::clearScreen(0);
+        Jd8::blit(gfx_);
 
         // PaletteFade en fa una còpia interna via memcpy, així que alliberem
         // la paleta temporal immediatament.
-        JD8_Palette pal = JD8_LoadPalette("gfx/gameover.gif");
+        Jd8::Palette pal = Jd8::loadPalette("gfx/gameover.gif");
         fade_.startFadeTo(pal);
         delete[] pal;
 
-        phase_ = Phase::FadingIn;
+        phase_ = Phase::FADING_IN;
         remaining_ms_ = 10000;
     }
 
     void MortScene::tick(int delta_ms) {
         switch (phase_) {
-            case Phase::FadingIn:
+            case Phase::FADING_IN:
                 fade_.tick(delta_ms);
-                if (fade_.done()) phase_ = Phase::Showing;
+                if (fade_.done()) {
+                    phase_ = Phase::SHOWING;
+                }
                 break;
 
-            case Phase::Showing:
-                if (JI_AnyKey()) {
+            case Phase::SHOWING:
+                if (Ji::anyKey()) {
                     remaining_ms_ = 0;
                 } else {
                     remaining_ms_ -= delta_ms;
@@ -45,20 +47,22 @@ namespace scenes {
                     // Arrenca música del següent mòdul abans del fade out,
                     // igual que la versió vella feia al final de doMort().
                     playMusic("music/menu.ogg");
-                    info::ctx.num_piramide = 0;
+                    Info::ctx.num_piramide = 0;
                     fade_.startFadeOut();
-                    phase_ = Phase::FadingOut;
+                    phase_ = Phase::FADING_OUT;
                 }
                 break;
 
-            case Phase::FadingOut:
+            case Phase::FADING_OUT:
                 fade_.tick(delta_ms);
-                if (fade_.done()) phase_ = Phase::Done;
+                if (fade_.done()) {
+                    phase_ = Phase::DONE;
+                }
                 break;
 
-            case Phase::Done:
+            case Phase::DONE:
                 break;
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/mort_scene.hpp

@@ -1,10 +1,12 @@
 #pragma once
 
-#include "scenes/palette_fade.hpp"
-#include "scenes/scene.hpp"
-#include "scenes/surface_handle.hpp"
+#include <cstdint>
 
-namespace scenes {
+#include "game/scenes/palette_fade.hpp"
+#include "game/scenes/scene.hpp"
+#include "game/scenes/surface_handle.hpp"
+
+namespace Scenes {
 
     // Pantalla de "game over". Reemplaça `ModuleSequence::doMort()`.
     //
@@ -18,18 +20,18 @@ namespace scenes {
        public:
         void onEnter() override;
         void tick(int delta_ms) override;
-        bool done() const override { return phase_ == Phase::Done; }
+        [[nodiscard]] auto done() const -> bool override { return phase_ == Phase::DONE; }
 
        private:
-        enum class Phase { FadingIn,
-            Showing,
-            FadingOut,
-            Done };
+        enum class Phase : std::uint8_t { FADING_IN,
+            SHOWING,
+            FADING_OUT,
+            DONE };
 
         SurfaceHandle gfx_;
         PaletteFade fade_;
-        Phase phase_{Phase::FadingIn};
+        Phase phase_{Phase::FADING_IN};
         int remaining_ms_{10000};  // 1000 ticks × 10 ms/tick del doMort original
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/palette_fade.cpp

@@ -1,28 +1,30 @@
-#include "scenes/palette_fade.hpp"
+#include "game/scenes/palette_fade.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     void PaletteFade::startFadeOut() {
-        JD8_FadeStartOut();
+        Jd8::fadeStartOut();
         active_ = true;
     }
 
-    void PaletteFade::startFadeTo(JD8_Palette target) {
-        JD8_FadeStartToPal(target);
+    void PaletteFade::startFadeTo(const Color* target) {
+        Jd8::fadeStartToPal(target);
         active_ = true;
     }
 
     void PaletteFade::tick(int /*delta_ms*/) {
-        if (!active_) return;
+        if (!active_) {
+            return;
+        }
         // El fade té 32 passos interns. Amb un tick per frame (~16ms)
         // dura ~512ms — el mateix temps que la versió bloquejant original.
         // Si en el futur volem fer-lo genuinament time-based (p.ex. "fade
         // de 500ms exactes independent del framerate") podem convertir la
         // màquina d'estats de jdraw8 a time-based ací sense tocar cap altre
         // call site.
-        if (JD8_FadeTickStep()) {
+        if (Jd8::fadeTickStep()) {
             active_ = false;
         }
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/palette_fade.hpp

@@ -2,10 +2,10 @@
 
 #include "core/jail/jdraw8.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     // Embolcall fi damunt de la màquina d'estats de fade de jdraw8
-    // (`JD8_FadeStart*` / `JD8_FadeTickStep`). Exposa una API time-based
+    // (`JD8_FadeStart*` / `Jd8::fadeTickStep`). Exposa una API time-based
     // però internament avança un pas del fade per cada crida a `tick()`.
     // La raó de tindre-ho com a classe a banda: que una escena no puga
     // cridar accidentalment a `JD8_FadeOut`/`JD8_FadeToPal` (els shims
@@ -16,15 +16,15 @@ namespace scenes {
         PaletteFade() = default;
 
         void startFadeOut();
-        void startFadeTo(JD8_Palette target);
+        void startFadeTo(const Color* target);
 
         void tick(int delta_ms);
 
-        bool active() const { return active_; }
-        bool done() const { return !active_; }
+        [[nodiscard]] auto active() const -> bool { return active_; }
+        [[nodiscard]] auto done() const -> bool { return !active_; }
 
        private:
         bool active_{false};
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/scene.hpp

@@ -6,7 +6,7 @@
 // cert, i llavors consulta `nextState()` per decidir la següent.
 //
 // Contracte:
-//  - `tick(delta_ms)` no pot bloquejar ni cridar JD8_Flip — el caller
+//  - `tick(delta_ms)` no pot bloquejar ni cridar Jd8::flip — el caller
 //    s'encarrega de fer el flip després del tick.
 //  - `done()` es consulta just després de cada tick.
 //  - Els assets són propietat de l'escena (normalment via SurfaceHandle)
@@ -14,7 +14,7 @@
 //  - `onEnter()` es crida una vegada just abans del primer tick. És el
 //    moment bo per a arrancar música, disparar un fade-in, etc.
 
-namespace scenes {
+namespace Scenes {
 
     class Scene {
        public:
@@ -24,14 +24,14 @@ namespace scenes {
 
         virtual void tick(int delta_ms) = 0;
 
-        virtual bool done() const = 0;
+        [[nodiscard]] virtual auto done() const -> bool = 0;
 
         // Valor retornat al caller quan l'escena acaba — equivalent al int
         // que retornaven les velles funcions `Go()` de ModuleSequence:
-        //   1 = continuar amb la següent escena segons info::ctx
+        //   1 = continuar amb la següent escena segons Info::ctx
         //   0 = entrar al gameplay (ModuleGame)
         //  -1 = eixir del joc
-        virtual int nextState() const { return 1; }
+        [[nodiscard]] virtual auto nextState() const -> int { return 1; }
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/scene_registry.cpp

@@ -0,0 +1,22 @@
+#include "game/scenes/scene_registry.hpp"
+
+namespace Scenes {
+
+    auto SceneRegistry::instance() -> SceneRegistry& {
+        static SceneRegistry instance_;
+        return instance_;
+    }
+
+    void SceneRegistry::registerScene(int state_key, Factory factory) {
+        factories_[state_key] = std::move(factory);
+    }
+
+    auto SceneRegistry::tryCreate(int state_key) const -> std::unique_ptr<Scene> {
+        const auto IT = factories_.find(state_key);
+        if (IT == factories_.end()) {
+            return nullptr;
+        }
+        return IT->second();
+    }
+
+}  // namespace Scenes

source/game/scenes/scene_registry.hpp

@@ -4,11 +4,11 @@
 #include <memory>
 #include <unordered_map>
 
-#include "scenes/scene.hpp"
+#include "game/scenes/scene.hpp"
 
-namespace scenes {
+namespace Scenes {
 
-    // Mapa de `state_key` (actualment = `info::ctx.num_piramide`) a factory
+    // Mapa de `state_key` (actualment = `Info::ctx.num_piramide`) a factory
     // d'escena. Permet que el dispatch de `gameFiberEntry` provi primer una
     // Scene nova i caiga al vell `ModuleSequence::Go()` si encara no està
     // migrada.
@@ -21,17 +21,17 @@ namespace scenes {
        public:
         using Factory = std::function<std::unique_ptr<Scene>()>;
 
-        static SceneRegistry& instance();
+        static auto instance() -> SceneRegistry&;
 
         void registerScene(int state_key, Factory factory);
 
         // Retorna `nullptr` si no hi ha cap escena registrada per a aquest
         // state. El caller hauria de caure al path legacy en aquest cas.
-        std::unique_ptr<Scene> tryCreate(int state_key) const;
+        auto tryCreate(int state_key) const -> std::unique_ptr<Scene>;
 
        private:
         SceneRegistry() = default;
         std::unordered_map<int, Factory> factories_;
     };
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/scene_utils.cpp

@@ -1,13 +1,13 @@
-#include "scenes/scene_utils.hpp"
+#include "game/scenes/scene_utils.hpp"
 
 #include <string>
 
 #include "core/audio/audio.hpp"
 
-namespace scenes {
+namespace Scenes {
 
     namespace {
-        std::string basename(const char* path) {
+        auto basename(const char* path) -> std::string {
             std::string s = path;
             auto pos = s.find_last_of("/\\");
             return pos == std::string::npos ? s : s.substr(pos + 1);
@@ -15,8 +15,10 @@ namespace scenes {
     }  // namespace
 
     void playMusic(const char* filename, int loop) {
-        if (!filename) return;
+        if (filename == nullptr) {
+            return;
+        }
         Audio::get()->playMusic(basename(filename), loop);
     }
 
-}  // namespace scenes
+}  // namespace Scenes

source/game/scenes/scene_utils.hpp

@@ -3,11 +3,11 @@
 // Helpers compartits per les escenes. Aquest header és petit i creix
 // quan una abstracció comú apareix en dos o més escenes.
 
-namespace scenes {
+namespace Scenes {
 
     // Carrega un OGG de `data/` i arranca'l com a música de fons. Substituïx
     // el `play_music()` repetit en tots els doX() del vell modulesequence.
     // `loop`: -1 = infinit (per defecte), 0 = una sola vegada, N = N+1 passades.
     void playMusic(const char* filename, int loop = -1);
 
-}  // namespace scenes
+}  // namespace Scenes