Henri Verbeet : wined3d: Fix the block alignment check in surface_cpu_blt() .

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d26a3858d918520c58b5d1e597dabe428a58898a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=d26a3858d918520c58b5d1e597...

Author: Henri Verbeet <hverbeet(a)codeweavers.com>
Date:   Wed Jul 11 12:19:02 2012 +0200

wined3d: Fix the block alignment check in surface_cpu_blt().

---

 dlls/wined3d/surface.c |   11 +++++++++--
 1 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/surface.c b/dlls/wined3d/surface.c
index 91ebcca..ea0baa4 100644
--- a/dlls/wined3d/surface.c
+++ b/dlls/wined3d/surface.c
@@ -6699,9 +6699,16 @@ static HRESULT surface_cpu_blt(struct wined3d_surface *dst_surface, const RECT *
             goto release;
         }
 
-        if (srcwidth & (src_format->block_width - 1) || srcheight & (src_format->block_height - 1))
+        if (!surface_check_block_align(src_surface, src_rect))
         {
-            WARN("Rectangle not block-aligned.\n");
+            WARN("Source rectangle not block-aligned.\n");
+            hr = WINED3DERR_INVALIDCALL;
+            goto release;
+        }
+
+        if (!surface_check_block_align(dst_surface, dst_rect))
+        {
+            WARN("Destination rectangle not block-aligned.\n");
             hr = WINED3DERR_INVALIDCALL;
             goto release;
         }