xf86-video-intel: src/sna/sna_composite.c
Chris Wilson
ickle at kemper.freedesktop.org
Mon Sep 30 05:29:09 PDT 2013
src/sna/sna_composite.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
New commits:
commit 1d6a9d4a422b351440df3496d3d6cdefa82ce6c3
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Mon Sep 30 13:27:19 2013 +0100
sna: Only reduce Over to Src if the rects do not overlap
Similar to the previous commit, we have to allow overlapping OVER
rectangles to be drawn one after another.
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
diff --git a/src/sna/sna_composite.c b/src/sna/sna_composite.c
index 668c244..c6d6d2d 100644
--- a/src/sna/sna_composite.c
+++ b/src/sna/sna_composite.c
@@ -838,7 +838,10 @@ sna_composite_rectangles(CARD8 op,
}
}
- if (op == PictOpOver && sna_drawable_is_clear(dst->pDrawable))
+ /* Avoid reducing overlapping translucent rectangles */
+ if (op == PictOpOver &&
+ num_rects == 1 &&
+ sna_drawable_is_clear(dst->pDrawable))
op = PictOpSrc;
DBG(("%s: converted to op %d\n", __FUNCTION__, op));
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