From a5b5b4ebb14cab19258dd1cbc12721aaa9df226d Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Sat, 17 Sep 2011 00:28:30 +0100 Subject: [PATCH] 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 --- src/sna/sna_accel.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c index 44a40db4..767453de 100644 --- a/src/sna/sna_accel.c +++ b/src/sna/sna_accel.c @@ -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,