Look at all these normal maps, you can approximate geometry that isn't hardbaked into the scene. In some applications however, you might see them in monochrome, wherein the brighter the image map the further the area is from the original geometry, and the darker the image map, the more sunken in it is.
Look at all these normal maps, you can approximate geometry that isn't hardbaked into the scene. In some applications however, you might see them in monochrome, wherein the brighter the image map the further the area is from the original geometry, and the darker the image map, the more sunken in it is.