I'm porting an old SGI Motif/OpenGL app to Linux Qt/OpenGL and I'm having trouble getting custom colormaps to work. My test code makes a colormap that shades from black to white (as indices 0 through ...

Working on a class project (networked linux game) and running into some problems on the lab machines where we need to demo the project. On our laptops everything is fine, all the textured quads are ...