> > In addition to that, people forget about the existence of PCem which has working > 3dfx > > voodoo 1 emulation (voodoo 2 in the developmental version) emulation: > > http://pcem-emulator.co.uk/ > > Which was taken from MAME.
By way of DOSBox, which had our permission. That code was dual-licensed MAME license and BSD LONG before the MAME relicensing project.
I've looked briefly at PCem's Voodoo code and while you can still trace its provenance, it's not all that recognizable any more. They even have a "recompiler".