Normal packing. The sign is stored in the A of the color buffer. if the A == 1.0 the normal should be inverted. before use. The reason is that packing has more precision for frontfaces, than for backfaces
Normal packing. The sign is stored in the A of the color buffer. if the A == 1.0 the normal should be inverted. before use. The reason is that packing has more precision for frontfaces, than for backfaces