Shader CRT-Pi alternatiu en pipeline separat; selecció via config + presets (v0.6.0)

source/utils/defaults.hpp

@@ -35,8 +35,11 @@ namespace Defaults {
         constexpr bool GPU_ACCELERATION = true;                     // Path SDL3 GPU per defecte; fallback a SDL_Renderer si falla.
         constexpr const char* GPU_PREFERRED_DRIVER = "";            // Buit = auto. Aplica a l'arrencada.
         constexpr bool SHADER_ENABLED = true;                       // Aplica PostFX; si false, sempre passthrough.
-        constexpr const char* POSTFX_DEFAULT_PRESET = "off";        // Preset inicial a config.yaml.
+        constexpr const char* CURRENT_SHADER = "postfx";            // Shader actiu: "postfx" o "crtpi".
+        constexpr const char* POSTFX_DEFAULT_PRESET = "off";        // Preset inicial PostFX.
+        constexpr const char* CRTPI_DEFAULT_PRESET = "default";     // Preset inicial CrtPi.
         constexpr const char* POSTFX_FILE = "shaders/postfx.yaml";  // Relatiu a la carpeta de sistema.
+        constexpr const char* CRTPI_FILE = "shaders/crtpi.yaml";    // Relatiu a la carpeta de sistema.
     }  // namespace Video
 
     namespace Audio {

source/utils/defines.hpp

@@ -3,7 +3,7 @@
 namespace Texts {
     constexpr const char* WINDOW_TITLE = "© 2026 Aventures en Egipte — JailDesigner";
     constexpr const char* COPYRIGHT = "© 2026 JailDesigner";
-    constexpr const char* VERSION = "0.5.0";  // Single source of truth — Makefile el grep
+    constexpr const char* VERSION = "0.6.0";  // Single source of truth — Makefile el grep
 }  // namespace Texts
 
 namespace GameCanvas {