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composite-rectangles: Update unbounded (clip extents) after reducing clip

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So that the composite-rectangles remains consistent with the reduced
clip in case the individual compositors try to optimise their rendering
strategies based on the reduced clip and the overall extents.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-09-27 11:35:40 +01:00
parent 36536d3eb8
commit ef0b2e43ee
1 changed files with 16 additions and 1 deletions
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17
src/cairo-composite-rectangles.c
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@ -130,6 +130,10 @@ _cairo_composite_rectangles_init_for_paint (cairo_composite_rectangles_t *extent
if (_cairo_clip_is_all_clipped (extents->clip))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (! _cairo_rectangle_intersect (&extents->unbounded,
_cairo_clip_get_extents (extents->clip)))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (extents->source_pattern.base.type != CAIRO_PATTERN_TYPE_SOLID)
_cairo_pattern_sampled_area (&extents->source_pattern.base,
&extents->bounded,
@ -159,6 +163,10 @@ _cairo_composite_rectangles_intersect (cairo_composite_rectangles_t *extents,
if (_cairo_clip_is_all_clipped (extents->clip))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (! _cairo_rectangle_intersect (&extents->unbounded,
_cairo_clip_get_extents (extents->clip)))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (extents->source_pattern.base.type != CAIRO_PATTERN_TYPE_SOLID)
_cairo_pattern_sampled_area (&extents->source_pattern.base,
&extents->bounded,
@ -219,6 +227,10 @@ _cairo_composite_rectangles_intersect_source_extents (cairo_composite_rectangles
if (_cairo_clip_is_all_clipped (extents->clip))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (! _cairo_rectangle_intersect (&extents->unbounded,
_cairo_clip_get_extents (extents->clip)))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (extents->source_pattern.base.type != CAIRO_PATTERN_TYPE_SOLID)
_cairo_pattern_sampled_area (&extents->source_pattern.base,
&extents->bounded,
@ -277,6 +289,10 @@ _cairo_composite_rectangles_intersect_mask_extents (cairo_composite_rectangles_t
if (_cairo_clip_is_all_clipped (extents->clip))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (! _cairo_rectangle_intersect (&extents->unbounded,
_cairo_clip_get_extents (extents->clip)))
return CAIRO_INT_STATUS_NOTHING_TO_DO;
if (extents->source_pattern.base.type != CAIRO_PATTERN_TYPE_SOLID)
_cairo_pattern_sampled_area (&extents->source_pattern.base,
&extents->bounded,
@ -307,7 +323,6 @@ _cairo_composite_rectangles_init_for_mask (cairo_composite_rectangles_t *extents
return CAIRO_INT_STATUS_NOTHING_TO_DO;
}
extents->original_mask_pattern = mask;
_cairo_composite_reduce_pattern (mask, &extents->mask_pattern);
_cairo_pattern_get_extents (&extents->mask_pattern.base, &extents->mask);