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xlib: Only use CopyArea if the ShmPixmap and destination are the same depth

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-08-17 23:37:31 +01:00
parent 94815189a4
commit 3da2d8a1e2
1 changed files with 5 additions and 1 deletions
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6
src/cairo-xlib-render-compositor.c
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@ -138,6 +138,8 @@ copy_image_boxes (void *_dst,
GC gc;
int i, j;
assert (image->depth == dst->depth);
status = acquire (dst);
if (unlikely (status))
return status;
@ -240,6 +242,7 @@ draw_image_boxes (void *_dst,
int i;
if (image->base.device == dst->base.device &&
image->depth == dst->depth &&
_cairo_xlib_shm_surface_get_pixmap (&image->base))
return copy_image_boxes (dst, image, boxes, dx, dy);
@ -287,7 +290,8 @@ draw_image_boxes (void *_dst,
return CAIRO_INT_STATUS_NOTHING_TO_DO;
}
if (((cairo_xlib_display_t *)dst->display)->shm) {
if (image->depth == dst->depth &&
((cairo_xlib_display_t *)dst->display)->shm) {
cairo_box_t extents;
cairo_rectangle_int_t r;