registry hack for SGI OpenGL (Software renderer)

Hi,

I have a vague memory of there being a small registry setting for forcing SGI’s OpenGL library to run in software rasterizing mode even if you have a 3d card installed.

Does anyone know what it might be?

Thanks,
Peter

The following link was posted on this board recently and regards getting Windows to not use hardware rendering. It may be helpful (or not) http://www.opengl.org/resources/faq/technical/mswindows.htm#0020