Lines Matching refs:oc1
411 int octant, unsigned int bias, int oc1, int oc2) in miZeroClipLine() argument
435 if ((oc1 & oc2) != 0) { /* trivial reject */ in miZeroClipLine()
437 clip1 = oc1; in miZeroClipLine()
441 else if ((oc1 | oc2) == 0) { /* trivial accept */ in miZeroClipLine()
452 if (oc1 == 0) { in miZeroClipLine()
455 SWAPINT(oc1, oc2); in miZeroClipLine()
460 clip1 |= oc1; in miZeroClipLine()
461 if (oc1 & OUT_LEFT) { in miZeroClipLine()
483 else if (oc1 & OUT_ABOVE) { in miZeroClipLine()
505 else if (oc1 & OUT_RIGHT) { in miZeroClipLine()
534 else if (oc1 & OUT_BELOW) { in miZeroClipLine()
600 oc1 = 0; in miZeroClipLine()
601 MIOUTCODES(oc1, x1, y1, xmin, ymin, xmax, ymax); in miZeroClipLine()