LẬP TRÌNH OPENGL VỚI THƯ VIỆN AUX - Trang 58

GLfloat ambient[]={ 0.2,0.2,0.2,1.0};
GLfloat diffuse[]={ 0.8,0.0,0.0,1.0};
GLfloat specular[]={0.5,0.5,0.5,1.0};
GLfloat shininess=40.0;
GLvoid CALLBACK none(void)
{
}
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|GL_DEPTH_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);
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glMaterialfv(GL_FRONT_AND_BACK,GL_AMBIENT,ambient);
glMaterialfv(GL_FRONT_AND_BACK,GL_DIFFUSE,diffuse);
glMaterialfv(GL_FRONT_AND_BACK,GL_SPECULAR,specular);
glMaterialf(GL_FRONT_AND_BACK,GL_SHININESS,shininess);
glBegin(GL_QUADS);
for(i=0;i<6;i++){
glNormal3dv(normal[i]);
for(j=0;j<4;j++){
glVertex3dv(vertex[face[i][j]]);
}
}
glEnd();
glDisable(GL_LIGHT0);