flat_face          46 samples/contrib/gears.php     flat_face(0.0, $ir, $wd);
flat_face          49 samples/contrib/gears.php       flat_face(0.0, $ip[0]->rad * $ir, $wd);
flat_face          53 samples/contrib/gears.php       flat_face(0.0, $ip[1]->rad * $ir, $ip[0]->wid * $wd);
flat_face          66 samples/contrib/gears.php         flat_face($ip[$k]->rad * $ir, $ir, $ip[$k]->wid * $wd);
flat_face          75 samples/contrib/gears.php         flat_face($ip[$k]->rad * $ir, $ip[$k + 1]->rad * $ir, $ip[$k]->wid * $wd);