Want to make a low (sub-600 tri) tank model, but would like to have "animated" tracks (just 2 textures - cycling). Needs to be animated in max. Switching the texture every keyframe would probably work, but is not really... efficient.
just offset the uv coordinates. Unwrap your tracks in a straight line and make sure there is enough geometry to do this. If you a using one texture sheet leave an area so you can offset the uvs for the tracks. The easiest way though is to make a texture that tiles in one direction if you don't want a noticeable repeat and…