OpenGL学习源码，包括代贴图可旋转的空间旋转的三维球体，场景设计，曲面重复纹理填充，绘制三维球体及二维平面三角形。-OpenGL source learning, including the generation of maps rotatable three-dimensional space rotating sphere, scene design, surface texture fills repeated, drawing a three-dimensional sphere and two-dimensional triangle.