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| author | Chris Wilson <chris@chris-wilson.co.uk> | 2012-09-27 11:35:40 +0100 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2012-09-27 11:35:40 +0100 |
| commit | ef0b2e43ee299a1c2e7ecfbdf36a610c4ec53d0e (patch) | |
| tree | 9cbbe2b44ccfc0a0b8c3edd11037e93ff0bbb7b9 /src/cairo-composite-rectangles.c | |
| parent | 36536d3eb83a8f942bcf1afba4d0815fbeaca10f (diff) | |
| download | cairo-ef0b2e43ee299a1c2e7ecfbdf36a610c4ec53d0e.tar.gz | |
composite-rectangles: Update unbounded (clip extents) after reducing clip
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>
Diffstat (limited to 'src/cairo-composite-rectangles.c')
| -rw-r--r-- | src/cairo-composite-rectangles.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/src/cairo-composite-rectangles.c b/src/cairo-composite-rectangles.c index c358671f5..c792985b0 100644 --- a/src/cairo-composite-rectangles.c +++ b/src/cairo-composite-rectangles.c @@ -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); |