運鏡

float eyex=0.3,eyey=0.2,eyez=0.4,objx=0,objy=0,objz=0,upx=0,upy=1,upz=0;

void display()
{
glEnable(GL_DEPTH_TEST);
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glPushMatrix();
  gluLookAt(eyex,eyey,eyez,objx,objy,objz,upx,upy,upz);