Fun with software 3D rendering in MS-DOS (real-mode)

Just one of my retro-coding trips. Wrote a simple OpenGL subset with a really slow floating point rasterizer, and a palette color manager for allocating color ramps for smooth(-ish) gouraud shading.

Source code (mercurial repo): http://nuclear.mutantstargoat.com/hg/dos3d/ ... https://www.youtube.com/watch?v=pMHwQF_cDtI