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sna: Apply the screen offset for direct upload of a composited pixmap 

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=38733
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-09-17 00:28:30 +01:00
parent daeb9291e2
commit a5b5b4ebb1
1 changed files with 3 additions and 1 deletions
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4
src/sna/sna_accel.c
View File

@ -1272,7 +1272,9 @@ sna_copy_boxes(DrawablePtr src, DrawablePtr dst, GCPtr gc,
if (!dst_priv->pinned && replaces) {
stride = src_pixmap->devKind;
bits = src_pixmap->devPrivate.ptr;
bits += src_dy * stride + src_dx * bpp / 8;
bits += (src_dy + box->y1) * stride + (src_dx + box->x1) * bpp / 8;
assert(src_dy + dst_pixmap->drawable.height <= src_pixmap->drawable.height);
assert(src_dx + dst_pixmap->drawable.width <= src_pixmap->drawable.width);
dst_priv->gpu_bo =
sna_replace(sna,