Simplified OpenGL shader menu building.
Simplified OpenGL shader menu building.

This brings it inline with the RenderMan shader menu, and avoids lots of unecessary stat()s which can be slow. The old code also got mighty confused by symlinks in GAFFER_ROOT.

boberfly/gaffer,johnhaddon/gaffer,lucienfostier/gaffer,boberfly/gaffer,appleseedhq/gaffer,davidsminor/gaffer,GafferHQ/gaffer,paulondc/gaffer,lucienfostier/gaffer,ImageEngine/gaffer,goddardl/gaffer,cedriclaunay/gaffer,appleseedhq/gaffer,johnhaddon/gaffer,ivanimanishi/gaffer,hradec/gaffer,cedriclaunay/gaffer,boberfly/gaffer,goddardl/gaffer,andrewkaufman/gaffer,lucienfostier/gaffer,andrewkaufman/gaffer,ivanimanishi/gaffer,cedriclaunay/gaffer,davidsminor/gaffer,ImageEngine/gaffer,johnhaddon/gaffer,appleseedhq/gaffer,andrewkaufman/gaffer,hradec/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,goddardl/gaffer,ImageEngine/gaffer,ivanimanishi/gaffer,davidsminor/gaffer,GafferHQ/gaffer,andrewkaufman/gaffer,hradec/gaffer,hradec/gaffer,hradec/gaffer,chippey/gaffer,chippey/gaffer,paulondc/gaffer,johnhaddon/gaffer,goddardl/gaffer,boberfly/gaffer,lucienfostier/gaffer,paulondc/gaffer,ivanimanishi/gaffer,appleseedhq/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,chippey/gaffer,GafferHQ/gaffer,chippey/gaffer,davidsminor/gaffer,andrewkaufman/gaffer,cedriclaunay/gaffer,paulondc/gaffer