Ja funciona correctament el canvi de tamany de finestra, el shaders, i la pantalla completa

source/screen.cpp

@@ -41,6 +41,7 @@ Screen::Screen(SDL_Window *window, SDL_Renderer *renderer)
     SDL_DisplayMode DM;
     SDL_GetCurrentDisplayMode(0, &DM);
     info_resolution_ = std::to_string(DM.w) + " X " + std::to_string(DM.h) + " AT " + std::to_string(DM.refresh_rate) + " HZ";
+    adjustRenderLogicalSize();
 
     // Inicializa los shaders
     initShaders();
@@ -101,6 +102,8 @@ void Screen::setVideoMode(ScreenVideoMode video_mode)
     {
         SDL_SetWindowFullscreen(window_, static_cast<Uint32>(options.video.mode));
     }
+
+    initShaders();
 }
 
 // Camibia entre pantalla completa y ventana
@@ -312,17 +315,22 @@ void Screen::renderInfo()
     }
 }
 
-// Reinicia los shaders
+// Carga el contenido del archivo GLSL
+void Screen::loadShaders()
+{
+    const std::string GLSL_FILE = param.game.game_area.rect.h == 256 ? "crtpi_256.glsl" : "crtpi_240.glsl";
+    std::ifstream f(Asset::get()->get(GLSL_FILE).c_str());
+    shaderSource = std::string((std::istreambuf_iterator<char>(f)), std::istreambuf_iterator<char>());
+}
+
+// Inicializa los shaders
 void Screen::initShaders()
 {
-    if (options.video.shaders)
+    if (shaderSource.empty())
     {
-        const std::string GLSL_FILE = param.game.game_area.rect.h == 256 ? "crtpi_256.glsl" : "crtpi_240.glsl";
-        std::ifstream f(Asset::get()->get(GLSL_FILE).c_str());
-        std::string source((std::istreambuf_iterator<char>(f)), std::istreambuf_iterator<char>());
-
-        shader::init(window_, game_canvas_, source.c_str());
+        loadShaders();
     }
+    shader::init(window_, game_canvas_, shaderSource.c_str());
 }
 
 // Calcula el tamaño de la ventana
@@ -350,6 +358,8 @@ void Screen::adjustWindowSize()
 
         SDL_SetWindowPosition(window_, std::max(NEW_POS_X, WINDOWS_DECORATIONS_), std::max(NEW_POS_Y, 0));
         SDL_SetWindowSize(window_, WIDTH, HEIGHT);
+
+        initShaders();
     }
 }