For normalparallax, you have a single texture, where the regular normal map goes in the RGB channels, and then a height map for the parallax effect in the A channel. You'd need to save it as a TGA or PNG image. I linked you this page in PM, but I'll link it again for anyone else to find: https://github.com/ioquake/ioq3/blob/master/opengl2-readme.txt This covers all the new shader syntax.