start_to_learn_OpenGL
start to learn openGL
1.class drawSphereUsePoints
reference:http://blog.csdn.net/majing19921103/article/details/45017547
draw sphere using points,xyz convert to uv
2.class drawCubicSphere
reference:http://blog.csdn.net/liuwei_nefu/article/details/6177534
use glutSolidSphere function to draw sphere
use "a","b" to rotate sphere around Y
use mouse to change the color of sphere
3.learn to use texture
reference:http://zhidao.baidu.com/question/554950050.html
just start