Implemented export wavefront for triangle polygon surfaces. Made it so that it doesn't keep writing out the material for surfaces where the material isn't changing.
Implemented export wavefront for triangle polygon surfaces.
Made it so that it doesn't keep writing out the material for surfaces
where the material isn't changing.


git-svn-id: 4705079bc6b8aadf675e3696f5c015a6aa4916e3@915 3c1deb5b-d424-0410-962d-aba41a686d42

OpenCMISS/zinc,hsorby/zinc,hsorby/zinc,OpenCMISS/zinc,OpenCMISS/zinc,OpenCMISS/zinc,hsorby/zinc,hsorby/zinc