174 #define RECTALLOC_BAIL(pReg,n,bail) \  argument
175 if (!(pReg)->data || (((pReg)->data->numRects + (n)) > (pReg)->data->size)) \
176     if (!RegionRectAlloc(pReg, n)) { goto bail; }
178 #define RECTALLOC(pReg,n) \  argument
179 if (!(pReg)->data || (((pReg)->data->numRects + (n)) > (pReg)->data->size)) \
180     if (!RegionRectAlloc(pReg, n)) { return FALSE; }
191 #define NEWRECT(pReg,pNextRect,nx1,ny1,nx2,ny2)			\  argument
193     if (!(pReg)->data || ((pReg)->data->numRects == (pReg)->data->size))\
195 	if (!RegionRectAlloc(pReg, 1))					\
197 	pNextRect = RegionTop(pReg);					\
200     pReg->data->numRects++;						\
201     assert(pReg->data->numRects<=pReg->data->size);			\
239     RegionPtr pReg;  in RegionCreate()  local
241     pReg = (RegionPtr) malloc(sizeof(RegionRec));  in RegionCreate()
242     if (!pReg)  in RegionCreate()
245     RegionInit(pReg, rect, size);  in RegionCreate()
247     return pReg;  in RegionCreate()
251 RegionDestroy(RegionPtr pReg)  in RegionDestroy()  argument
253     pixman_region_fini(pReg);  in RegionDestroy()
254     if (pReg != &RegionBrokenRegion)  in RegionDestroy()
255         free(pReg);  in RegionDestroy()
336 RegionBreak(RegionPtr pReg)  in RegionBreak()  argument
338     xfreeData(pReg);  in RegionBreak()
339     pReg->extents = RegionEmptyBox;  in RegionBreak()
340     pReg->data = &RegionBrokenData;  in RegionBreak()
406 RegionCoalesce(RegionPtr pReg,  /* Region to coalesce                */  in RegionCoalesce()  argument
419     assert(numRects == pReg->data->numRects - curStart);  in RegionCoalesce()
428     pPrevBox = RegionBox(pReg, prevStart);  in RegionCoalesce()
429     pCurBox = RegionBox(pReg, curStart);  in RegionCoalesce()
455     pReg->data->numRects -= numRects;  in RegionCoalesce()
491 RegionAppendNonO(RegionPtr pReg, BoxPtr r, BoxPtr rEnd, int y1, int y2)  in RegionAppendNonO()  argument
502     RECTALLOC(pReg, newRects);  in RegionAppendNonO()
503     pNextRect = RegionTop(pReg);  in RegionAppendNonO()
504     pReg->data->numRects += newRects;  in RegionAppendNonO()
563 typedef Bool (*OverlapProcPtr) (RegionPtr pReg,
805 RegionSetExtents(RegionPtr pReg)  in RegionSetExtents()  argument
809     if (!pReg->data)  in RegionSetExtents()
811     if (!pReg->data->size) {  in RegionSetExtents()
812         pReg->extents.x2 = pReg->extents.x1;  in RegionSetExtents()
813         pReg->extents.y2 = pReg->extents.y1;  in RegionSetExtents()
817     pBox = RegionBoxptr(pReg);  in RegionSetExtents()
818     pBoxEnd = RegionEnd(pReg);  in RegionSetExtents()
827     pReg->extents.x1 = pBox->x1;  in RegionSetExtents()
828     pReg->extents.y1 = pBox->y1;  in RegionSetExtents()
829     pReg->extents.x2 = pBoxEnd->x2;  in RegionSetExtents()
830     pReg->extents.y2 = pBoxEnd->y2;  in RegionSetExtents()
832     assert(pReg->extents.y1 < pReg->extents.y2);  in RegionSetExtents()
834         if (pBox->x1 < pReg->extents.x1)  in RegionSetExtents()
835             pReg->extents.x1 = pBox->x1;  in RegionSetExtents()
836         if (pBox->x2 > pReg->extents.x2)  in RegionSetExtents()
837             pReg->extents.x2 = pBox->x2;  in RegionSetExtents()
841     assert(pReg->extents.x1 < pReg->extents.x2);  in RegionSetExtents()
869 	NEWRECT(pReg, pNextRect, x1, y1, x2, y2);		\
894 RegionUnionO(RegionPtr pReg,  in RegionUnionO()  argument
906     pNextRect = RegionTop(pReg);  in RegionUnionO()
939     NEWRECT(pReg, pNextRect, x1, y1, x2, y2);  in RegionUnionO()