vc下的opengl程序，第十章：opengl纹理贴图。opengl中入门最难的一步。要想实现类似google earth上地图纹理的叠加，从纹理贴图学起吧！-vc under opengl procedures, Chapter X: opengl texture mapping. Introduction to opengl in the most difficult step. google earth to achieve a similar texture superimposed o