Texture psquare = {
	 0xFFFF, 0x8001, 0x8001, 0x8001,
	 0x8001, 0x8001, 0x8001, 0x8181,
	 0x8181, 0x8001, 0x8001, 0x8001,
	 0x8001, 0x8001, 0x8001, 0xFFFF,
};
