The OpenGL 1.2.1 specification is available as pdf and PostScript . The new driver adds numerous extensions to RAVE to support OpenGL and includes support for simultaneous use of alpha and fog.
Official support is for the hardware cards.
If you are using the built-in Rage Pro chip on the G3, be sure to check the read me notes for custom installation. The upcoming ATI Rage drivers which will support OpenGL on top of RAVE are an excellent step in this direction, but full OS-level OpenGL support in OS X is still vital. Sorceress can also seamlessly integrate with standard OpenGL code using the Magician java interface. The updated demo features phong shading, specular, detail mapping, underwater caustics, realtime shadows and volumetric fog. The Advanced Techniques course that was taught at Siggraph 98 is now online.