Cross Reference: /xsrc/external/mit/libXmu/dist/src/Clip.c

Lines Matching defs:segment
552   z = scanline->segment;
584   z = s1->segment;
585   Z = s2->segment;
607  *	x1 - coordinates of the segment
619   XmuSegment *segment;
621   if ((segment = (XmuSegment *)XtMalloc(sizeof(XmuSegment))) == NULL)
622     return (segment);
624   segment->x1 = x1;
625   segment->x2 = x2;
626   segment->next = (XmuSegment *)NULL;
628   return (segment);
636  *	segment - Segment to destroy
639  *	Frees the memory used by the list headed by segment
642 XmuDestroySegmentList(XmuSegment *segment)
646   if (!segment)
649   while (segment)
651       z = segment;
652       segment = segment->next;
676   z = p = dst->segment;
677   Z = src->segment;
684 	  if (z == dst->segment)
685 	    dst->segment = (XmuSegment *)NULL;
699 	  if (p == dst->segment && !dst->segment)
700 	    p = dst->segment = z;
716  *	segment - destination segment
717  *	append  - segment to add
720  *	Adds a copy of the append list at the end of the segment list
723 XmuAppendSegment(XmuSegment *segment, XmuSegment *append)
725   if (!segment || !append)
728   if (segment->next)
730     XmuDestroySegmentList(segment->next);
736 	  if ((segment->next = XmuNewSegment(append->x1, append->x2)) == NULL)
738 	  segment = segment->next;
763   while (scanline->segment && !XmuValidSegment(scanline->segment))
765       XmuSegment *s = scanline->segment;
767       scanline->segment = scanline->segment->next;
770   for (z = p = scanline->segment; z; p = z, z = z->next)
812   and.segment->x1 = minx;
813   and.segment->x2 = maxx;
815   if (!scanline->segment)
817       scanline->segment = XmuNewSegment(minx, maxx);
820   z = scanline->segment;
826       scanline->segment = q;
859  *	src - source segment
874   if (!dst->segment)
876       dst->segment = XmuNewSegment(src->x1, src->x2);
880   z = p = dst->segment;
891 	    if (p == dst->segment && z == p)
892 	      dst->segment = q;
901 	  if (p == dst->segment && z == p)
903 	      q->next = dst->segment;
904 	      dst->segment = q;
929 	      if (z == dst->segment)
931 		  p = dst->segment = dst->segment->next;
933 		  z = dst->segment;
957  *	src - source segment
974       XmuDestroySegmentList(dst->segment);
975       dst->segment = (XmuSegment *)NULL;
978   if (!dst->segment)
981   z = p = dst->segment;
986 	  if (z == dst->segment)
988 	      p = dst->segment = dst->segment->next;
990 	      z = dst->segment;
1018  *	src - source segment
1033   if (!dst->segment)
1035       dst->segment = XmuNewSegment(src->x1, src->x2);
1039   p = z = dst->segment;
1053 	  if (z == dst->segment)
1054 	    dst->segment = q;
1092 		  if (z == dst->segment)
1093 		    p = dst->segment = dst->segment->next;
1105 	  if (z == dst->segment)
1106 	    p = dst->segment = dst->segment->next;
1139   if (!src || !src->segment || !dst || dst == src)
1141   if (!dst->segment)
1147   z = p = dst->segment;
1148   Z = src->segment;
1166             if (p == dst->segment && z == p)
1167 	      dst->segment = p = q;
1181 	    if (p == dst->segment && z == p)
1183 		r->next = dst->segment;
1184 		dst->segment = p = r;
1229 		if (z == dst->segment)
1231 		    p = dst->segment = dst->segment->next;
1269   if (!dst || !src || dst == src || !dst->segment) {
1272   if (!src->segment)
1274       XmuDestroySegmentList(dst->segment);
1275       dst->segment = (XmuSegment *)NULL;
1278   z = p = dst->segment;
1279   Z = src->segment;
1288 	      if (z == dst->segment)
1289 		dst->segment = (XmuSegment *)NULL;
1298 	  if (z == dst->segment)
1300 	      p = dst->segment = dst->segment->next;
1302 	      z = dst->segment;
1353   if (!src || !dst || !src->segment)
1357       XmuDestroySegmentList(dst->segment);
1358       dst->segment = (XmuSegment *)NULL;
1361   if (!dst->segment)
1367   z = p = dst->segment;
1368   Z = src->segment;
1386             if (!dst->segment)
1387 	      dst->segment = q;
1400 	  if (z == dst->segment)
1401 	    dst->segment = q;
1437 		  if (z == dst->segment)
1438 		    p = dst->segment = dst->segment->next;
1454 		  if (z == dst->segment)
1455 		    dst->segment = q;
1477 	  if (z == dst->segment)
1478 	    p = dst->segment = dst->segment->next;
1512     scanline->segment = XmuNewSegment(x1, x2);
1514     scanline->segment = (XmuSegment *)NULL;
1606       XmuDestroySegmentList(pr->segment);
1607       pr->segment = (XmuSegment *)NULL;