fix: no carregava correctament data/shapes/jailgames.png si s'executava desde fora del directori de l'executable

source/engine.cpp

@@ -1829,7 +1829,7 @@ void Engine::activateShapeInternal(ShapeType type) {
             active_shape_ = std::make_unique<AtomShape>();
             break;
         case ShapeType::PNG_SHAPE:
-            active_shape_ = std::make_unique<PNGShape>("data/shapes/jailgames.png");
+            active_shape_ = std::make_unique<PNGShape>((getResourcesDirectory() + "/data/shapes/jailgames.png").c_str());
             break;
         default:
             active_shape_ = std::make_unique<SphereShape>();  // Fallback

source/shapes/png_shape.cpp

@@ -9,6 +9,7 @@
 PNGShape::PNGShape(const char* png_path) {
     // Cargar PNG desde path
     if (!loadPNG(png_path)) {
+        std::cerr << "[PNGShape] Usando fallback 10x10" << std::endl;
         // Fallback: generar un cuadrado simple si falla la carga
         image_width_ = 10;
         image_height_ = 10;
@@ -20,10 +21,12 @@ PNGShape::PNGShape(const char* png_path) {
 }
 
 bool PNGShape::loadPNG(const char* path) {
+    std::cout << "[PNGShape] Intentando cargar: " << path << std::endl;
     int width, height, channels;
     unsigned char* data = stbi_load(path, &width, &height, &channels, 1);  // Forzar 1 canal (grayscale)
 
     if (!data) {
+        std::cerr << "[PNGShape] ERROR al cargar PNG: " << stbi_failure_reason() << std::endl;
         return false;
     }
 

source/shapes_mgr/shape_manager.cpp

@@ -269,7 +269,7 @@ void ShapeManager::activateShapeInternal(ShapeType type) {
             active_shape_ = std::make_unique<AtomShape>();
             break;
         case ShapeType::PNG_SHAPE:
-            active_shape_ = std::make_unique<PNGShape>("data/shapes/jailgames.png");
+            active_shape_ = std::make_unique<PNGShape>((getResourcesDirectory() + "/data/shapes/jailgames.png").c_str());
             break;
         default:
             active_shape_ = std::make_unique<SphereShape>();  // Fallback