@@ -113,6 +113,7 @@ init(void)

 	gRenderer = SDL_CreateRenderer(gWindow, -1, 0);

 	if(gRenderer == NULL)

 		return error("Renderer", SDL_GetError());

+	SDL_RenderSetLogicalSize(gRenderer, ppu.width, ppu.height);

 	gTexture = SDL_CreateTexture(gRenderer, SDL_PIXELFORMAT_ARGB8888, SDL_TEXTUREACCESS_STATIC, ppu.width, ppu.height);

 	if(gTexture == NULL)

 		return error("Texture", SDL_GetError());

@@ -136,8 +137,8 @@ void

 domouse(SDL_Event *event)

 {

 	Uint8 flag = 0x00;

-	Uint16 x = clamp(event->motion.x / zoom - ppu.pad, 0, ppu.hor * 8 - 1);

-	Uint16 y = clamp(event->motion.y / zoom - ppu.pad, 0, ppu.ver * 8 - 1);

+	Uint16 x = clamp(event->motion.x - ppu.pad, 0, ppu.hor * 8 - 1);

+	Uint16 y = clamp(event->motion.y - ppu.pad, 0, ppu.ver * 8 - 1);

 	mempoke16(devmouse->dat, 0x2, x);

 	mempoke16(devmouse->dat, 0x4, y);

 	devmouse->dat[7] = 0x00;