对照红宝书上彩图13，14，16，17.对OpenGL光照测试的算法-Red Treasure Book on the color pictures were 13,14,16,17. OpenGL light of the testing algorithm

Opengl普现的小茶壶，功能包括了红宝书的大部分章节，最重要的是采用了拖动时能保鼠标和茶壶相对不变的算法-Opengl general are small teapot features include the Little Red Book of most of the chapters, the most important thing is security when using the mouse and drag the relatively constant algorithm t