View Full Version : Back face Culling - Efficient?
01-06-2007, 07:05 AM
-What is the reason for back face culling?
-Does enabling/disabling it improve or decrease performance? Or does it depend on the implementation?
01-06-2007, 08:14 AM
The back face culling avoid the gl application to draw the faces that are not visible. It increase a lot the performances when it is enabled with:
but you have to take care of draw faces'vertice always in the same order, because opengl use the vertice order to know if a face is at the front side or the back side.
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