Heightmap from TGA

Does anyone here kow how to build a terrain from a TGA greyscale heightmap, what I really need is some example code…

Check out http://www.fatech.com/tech/opengl/appstools/tg/

off the top of my head, three urls come to mind, complete with source and a nice walkthrough of the process:

nehe.gamedev.net lesson 35 (?)

i’m sure there are more, but it should be enough to get you going…