opengl ,计算机图形学代码,计算机图形,大学课程

glHint(GL_POINT_SMOOTH_HINT, GL_NICEST);

glEnable(GL_LINE_SMOOTH);

glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);

glEnable(GL_POLYGON_SMOOTH);

glLineWidth(3);

glEnable(GL_DEPTH_TEST); //启用深度检测

}

void mytime(int value)

{

//your code here;

t-=0.05;

if(t<=-20) t=0;

if ((thera>=45)||(thera<=-45))

flag=-flag;

if (flag>0)

thera+=1;

if (flag<0)