VERSIÓ 1.6.2:

- [FIX] El buffer en que es guardaba l'arxiu de text dels shaders no s'alliberava.
- [NEW] Traça per a vore
- [NEW] Millors logs de errors de shaders
- [NEW] Afegit mode 'consola' per a quan s'executa desde consola sense entorn gràfic

.gitignore

@@ -2,6 +2,7 @@
 /mini
 mini_debug.exe
 mini_debug
+mini_san
 .vscode/*
 info.plist
 build/*

lagueirtofile

@@ -12,7 +12,7 @@ executable = mini_debug
 sourcepath = source+
 buildpath = build
 
-[linux_sanitize] default
+[linux_sanitize]
 cppflags = -D LUA_USE_LINUX -D DEBUG -g -Wall -std=c++20 -fsanitize=address -fno-omit-frame-pointer -Isource
 libs = -fsanitize=address -lSDL3 -lGL
 executable = mini_san

source/backends/SDL3/shader.cpp

@@ -21,6 +21,34 @@
     #include <SDL3/SDL_opengl_glext.h>
 #endif
 
+void checkGLError() {
+    GLenum err = glGetError();
+    if (err != GL_NO_ERROR) {
+        fprintf(stderr, "OpenGL error 0x%04X\n", err);
+        
+        // Mapeo rápido de los errores más comunes de OpenGL
+        while (err != GL_NO_ERROR) {
+            const char* errStr = "";
+            switch (err) {
+                case GL_INVALID_ENUM:      errStr = "GL_INVALID_ENUM"; break;
+                case GL_INVALID_VALUE:     errStr = "GL_INVALID_STRING/VALUE"; break;
+                case GL_INVALID_OPERATION: errStr = "GL_INVALID_OPERATION"; break;
+                case GL_OUT_OF_MEMORY:     errStr = "GL_OUT_OF_MEMORY"; break;
+                case GL_INVALID_FRAMEBUFFER_OPERATION: errStr = "GL_INVALID_FRAMEBUFFER_OPERATION"; break;
+                default:                   errStr = "UNKNOWN_ERROR"; break;
+            }
+            fprintf(stderr, " -> Código de error: %s (0x%04X)\n", errStr, err);
+            err = glGetError();
+        }
+        ::exit(1);
+    }
+}
+
+#define GL_CHECK(stmt) do { \
+    stmt; \
+    checkGLError(#stmt, __FILE__, __LINE__); \
+} while (0)
+
 namespace backend
 {
     namespace shader
@@ -132,18 +160,25 @@ namespace backend
                 glAttachShader(programId, vtxShaderId);
                 glAttachShader(programId, fragShaderId);
                 glLinkProgram(programId);
-                glValidateProgram(programId);
+                //glValidateProgram(programId);
 
-                // Check the status of the compile/link
-                GLint logLen;
-                glGetProgramiv(programId, GL_INFO_LOG_LENGTH, &logLen);
-                if (logLen > 0)
+                GLint linkStatus = GL_FALSE;
+                glGetProgramiv(programId, GL_LINK_STATUS, &linkStatus);
+
+                if (linkStatus != GL_TRUE)
                 {
-                    char* log = (char*) malloc(logLen * sizeof(char));
-                    // Show any errors as appropriate
-                    glGetProgramInfoLog(programId, logLen, &logLen, log);
-                    std::cout << "Prog Info Log: " << std::endl << log << std::endl;
-                    free(log);
+                    std::cout << "Error en el enlazado (Linking) del programa!" << std::endl;
+                    GLint logLen = 0;
+                    glGetProgramiv(programId, GL_INFO_LOG_LENGTH, &logLen);
+                    if (logLen > 0)
+                    {
+                        char* log = (char*)malloc(logLen);
+                        glGetProgramInfoLog(programId, logLen, &logLen, log);
+                        std::cout << "Program Link Log:\n" << log << std::endl;
+                        free(log);
+                    }
+                    glDeleteProgram(programId);
+                    programId = 0;
                 }
             }
             if (vtxShaderId) glDeleteShader(vtxShaderId);
@@ -165,12 +200,6 @@ namespace backend
             SDL_GetWindowSize(video::window, &win_size.x, &win_size.y);
             SDL_GetTextureSize(video::tex_shader, &tex_size.x, &tex_size.y);
 
-            int filesize;
-            char *vshaderfile = mini::file::getfilebuffer(vShaderSource, filesize, true);
-            
-            char *fshaderfile = nullptr;
-            if (fShaderSource) { fshaderfile = mini::file::getfilebuffer(fShaderSource, filesize, true); }
-
             SDL_PropertiesID props = SDL_GetTextureProperties(video::tex_shader);
             int access = SDL_GetNumberProperty(props, SDL_PROP_TEXTURE_ACCESS_NUMBER, -1);
             if (access != SDL_TEXTUREACCESS_TARGET) {
@@ -190,12 +219,23 @@ namespace backend
                     gl_extensions_initialized = true;
                 }
     #endif
-                // Compilar el shader y dejarlo listo para usar.
+
+                // Compilar el shader
+                int filesize;
+                char *vshaderfile = mini::file::getfilebuffer(vShaderSource, filesize, true);
+
                 if (!vshaderfile) {
                     can_use_opengl = false;
                     return;
                 }
+
+                char *fshaderfile = nullptr;
+                if (fShaderSource) { fshaderfile = mini::file::getfilebuffer(fShaderSource, filesize, true); }
+                
                 programId = compileProgram(vshaderfile, fshaderfile);
+
+                if (vshaderfile) free(vshaderfile);
+                if (fshaderfile) free(fshaderfile);
             } else {
                 std::cout << "WARNING: El driver del renderer no es OpenGL." << std::endl;
                 can_use_opengl = false;
@@ -258,10 +298,16 @@ namespace backend
                 SDL_RenderTexture(backend::video::renderer, backend::video::tex_shader, NULL, &backend::video::dest_rect);
                 SDL_RenderPresent(backend::video::renderer);
             }
-            if (glGetError()) { printf("GLERROR!\n"); ::exit(1); }
+            checkGLError();
+            //GLenum error = glGetError();
+            //if (error != GL_NO_ERROR) {
+            //     printf("GLERROR!\n"); ::exit(1);
+            //}
         }
 
     }
 }
 
+
+
 #endif

source/backends/SDL3/video.cpp

@@ -30,6 +30,7 @@ namespace backend
             if (zoom <= 0) zoom = 1;
             const SDL_DisplayMode *dm = SDL_GetDesktopDisplayMode(SDL_GetPrimaryDisplay());
             while ( width * zoom > dm->w || height * zoom > dm->h) zoom--;
+            log_msg(LOG_INFO, "Display size: %ix%i\n", dm->w, dm->h);
 
             const int z = mini::win::state.fullscreen ? 1 : zoom;
             // Crear SDL_Window i SDL_Renderer
@@ -74,9 +75,14 @@ namespace backend
             }
             else
             {
-                dest_rect.x = dest_rect.y = 0;
                 dest_rect.w = width * zoom;
                 dest_rect.h = height * zoom;
+                if (mini::win::state.console) {
+                    dest_rect.x = (ww - dest_rect.w)/2;
+                    dest_rect.y = (wh - dest_rect.h)/2;
+                } else {
+                    dest_rect.x = dest_rect.y = 0;
+                }
                 printf("dest_rect: (%i,%i)-(%i,%i)\n", (int)dest_rect.x, (int)dest_rect.y, (int)dest_rect.w, (int)dest_rect.h);
             }
             shader::reinit();

source/mini/mini.cpp

@@ -70,6 +70,7 @@ void read_ini() {
             else if (strcmp(line, "height") == 0) { mini::win::state.height = atoi(value); log_msg(LOG_VERBOSE, "screen height = %i\n", mini::win::state.height); }
             else if (strcmp(line, "zoom") == 0) { mini::win::state.zoom = atoi(value); log_msg(LOG_VERBOSE, "screen zoom = %i\n", mini::win::state.zoom); }
             else if (strcmp(line, "fullscreen") == 0) { mini::win::state.fullscreen = atoi(value); log_msg(LOG_VERBOSE, "screen sullscreen = %i\n", mini::win::state.fullscreen); }
+            else if (strcmp(line, "console") == 0) { mini::win::state.console = atoi(value); log_msg(LOG_VERBOSE, "run from console = %i\n", mini::win::state.console); }
             //else if (strcmp(line, "files") == 0) {
                 //lua_files = (char*)malloc(strlen(value));
             //    strcpy(lua_files, value);

source/mini/win/win.h

@@ -12,6 +12,7 @@ namespace mini
             uint8_t     zoom            { 4     };
             bool        fullscreen      { false };
             bool        cursor          { true  };
+            bool        console         { false };
         };
         extern state_t state;