Lines Matching defs:oc1
416 int octant, unsigned int bias, int oc1, int oc2)
440 if ((oc1 & oc2) != 0) { /* trivial reject */
442 clip1 = oc1;
446 else if ((oc1 | oc2) == 0) { /* trivial accept */
457 if (oc1 == 0) {
460 SWAPINT(oc1, oc2);
465 clip1 |= oc1;
466 if (oc1 & OUT_LEFT) {
488 else if (oc1 & OUT_ABOVE) {
510 else if (oc1 & OUT_RIGHT) {
539 else if (oc1 & OUT_BELOW) {
605 oc1 = 0;
606 MIOUTCODES(oc1, x1, y1, xmin, ymin, xmax, ymax);