Texture16 spiral = {
	 0x7FFF, 0x4001, 0x5FFD, 0x5005,
	 0x57F5, 0x5415, 0x55D5, 0x5555,
	 0x5555, 0x5455, 0x57D5, 0x5015,
	 0x5FF5, 0x4005, 0x7FFD, 0x0001,
};