update

src/handmade.h

@@ -97,6 +97,8 @@ struct GameOffscreenBuffer {
     void *memory;
     int width;
     int height;
+    int bytesPerPixel;
+    int pitch; // Bytes per row
 };
 
 struct GameButtonState {
@@ -151,6 +153,8 @@ struct GameState {
     int greenOffset;
     int blueOffset;
     real32 tSine;
+    int playerY;
+    int playerX;
 };
 
 // === Game to platform services ===