Aggiungi il controllo della visibilità per il disegno di immagini e rettangoli nella classe GameWindow

engine/sdl2.py

@@ -69,10 +69,14 @@ class GameWindow:
         self.renderer.copy(sprite, dstrect=sprite.position)
 
     def draw_image(self, x, y, sprite, tag, anchor="nw"):
+        if not self.is_in_visible_area(x, y):
+            return
         sprite.position = (x+self.w_offset, y+self.h_offset)
         self.renderer.copy(sprite, dstrect=sprite.position)
         
     def draw_rectangle(self, x, y, width, height, tag, outline="red", filling=None):
+        if not self.is_in_visible_area(x, y):
+            return
         x, y = x + self.w_offset, y + self.h_offset
         if filling:
             self.renderer.fill((x, y, width, height), sdl2.ext.Color(*filling))
@@ -106,6 +110,9 @@ class GameWindow:
     def full_screen(self,flag):
         sdl2.SDL_SetWindowFullscreen(self.window.window, flag)
         
+    def is_in_visible_area(self, x, y):
+        return -self.w_offset <= x <= self.width - self.w_offset and -self.h_offset <= y <= self.height - self.h_offset
+    
     def mainloop(self, **kwargs):
         while self.running:
             performance_start = sdl2.SDL_GetPerformanceCounter()