摘要：原文地址：http://www.sjbaker.org/steve/omniv/frustcull.htmlCulling your scene to the View Frustum.按视锥体裁剪你的场景OpenGL can correctly reject polygons that lie 'off the edge' of the screen - and clip those that straddle the edge of the screen, but the cost of transmitting all those vertices to OpenGL o 阅读全文