(...) I knew it! The opengl driver for my older Rage Pro is terrible. I think they just tested it for quake, which probably doesn't use lines at all. (...) I'm not sure what that NULL means. Does it mean there's no fn, or that it falls back to a (...) (22 years ago, 7-Jun-02, to lugnet.cad.dev.mac)
(...) Hmm. I was under the (mistaken) impression that glPolygonOffset was introduced in OpenGL 1.2. A NULL return from wglGetProcAddress means that the extension function requested doesn't exist. Apparently the ATI driver returns NULL for core (...) (22 years ago, 7-Jun-02, to lugnet.cad.dev.mac)