LẬP TRÌNH OPENGL VỚI THƯ VIỆN AUX - Trang 43

}
GLvoid CALLBACK draw(void)
{
int i,j;
static int r=0;
glClearColor(0.0,0.0,0.0,0.0);
glClear(GL_COLOR_BUFFER_BIT);
glLoadIdentity();
gluLookAt(3.0,4.0,5.0,0.0,0.0,0.0,0.0,1.0,0.0);
glRotated((double)r,0.0,1.0,0.0);
glColor3d(1.0,1.0,1.0);
glBegin(GL_QUADS);
for(i=0;i<6;i++)
for(j=0;j<4;j++){
glVertex3dv(vertex[face[i][j]]);
}
glEnd();
auxSwapBuffers();
if(++r>=360) r=0;
}
GLvoid CALLBACK resize(GLsizei w,GLsizei h)
{
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glViewport(0,0,w,h);
gluPerspective(30.0,1.0,1.0,10.0);
glMatrixMode(GL_MODELVIEW);
}

int main(int argc, char *argv[])
{
auxInitPosition(200,100,512,512);