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Simplify _cairo_clip_intersect_region()

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The intermediate intersection region is not necessary because if the
operation fails, clip->region will end up as a pixman error region.
This commit is contained in:
Søren Sandmann Pedersen 2009-03-28 04:26:10 -04:00
parent fe10cd6467
commit c2c637cf1d
1 changed files with 5 additions and 14 deletions
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19
src/cairo-clip.c
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@ -357,23 +357,14 @@ _cairo_clip_intersect_region (cairo_clip_t *clip,
if (status)
return status;
if (!clip->has_region) {
if (clip->has_region) {
status = _cairo_region_intersect (&clip->region,
&clip->region,
&region);
} else {
status = _cairo_region_copy (&clip->region, &region);
if (status == CAIRO_STATUS_SUCCESS)
clip->has_region = TRUE;
} else {
cairo_region_t intersection;
_cairo_region_init (&intersection);
status = _cairo_region_intersect (&intersection,
&clip->region,
&region);
if (status == CAIRO_STATUS_SUCCESS)
status = _cairo_region_copy (&clip->region, &intersection);
_cairo_region_fini (&intersection);
}
clip->serial = _cairo_surface_allocate_clip_serial (target);