深入探究透视投影

OpenGL中的矩阵变换:
http://blog.csdn.net/imyfriend/article/details/7823803

深入探究透视投影:
http://wenku.baidu.com/view/524f634a336c1eb91a375d41.html?re=

投影矩阵推导:
http://www.songho.ca/opengl/gl_projectionmatrix.html

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转载自blog.csdn.net/birdflyto206/article/details/52705514