A Paste by Anonymous

void lights(void) {   GLfloat position[] =  {sun_x, sun_y, sun_z, 1.0};   glEnable(GL_LIGHTING);   glEnable(GL_LIGHT0);   glEnable(GL_NORMALIZE);   glDepthFunc(GL_LESS);   glEnable(GL_DEPTH_TEST);                            // Enables Depth Testing   glLightfv(GL_LIGHT0, GL_POSITION, position);   glLightModeli(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);   glLightf(GL_LIGHT0, GL_SPOT_CUTOFF, 80.0);   glTranslatef(sun_x, sun_y, sun_z);   glDisable(GL_LIGHTING);   glColor3f(1.0, 1.0, 0.0);   glutSolidSphere(7.5, 20.0, 20.0);   glEnable(GL_LIGHTING); }