OpenGL backface culling

face culling does. OpenGL checks all the faces that are · front facing towards the viewer and ren...

Backface culling is an important part of how a 3D engine performs visibility checks. Its purpose ...

这正是面剔除(Face culling)所要做的。OpenGL允许检查所有正面朝向（Front facing）观察者的面，并渲染它们，而丢弃所有背面朝向（Back facing）的面，这样就节约...