Texture16 check = {
	 0x0000, 0x0003, 0x0007, 0x000E,
	 0x001C, 0x0038, 0x0070, 0x00E0,
	 0x61E0, 0x73C0, 0x3F80, 0x3F00,
	 0x1E00, 0x1E00, 0x0C00, 0x0000,
};