[PATCH v4 1/1] gdiplus: move pointer calculation outside inner loop to improve performance

[Bartosz Kosiorek]

From: Bartosz Kosiorek

---
 dlls/gdiplus/graphics.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/gdiplus/graphics.c b/dlls/gdiplus/graphics.c
index e3b5661fd67..f167e88fa46 100644
--- a/dlls/gdiplus/graphics.c
+++ b/dlls/gdiplus/graphics.c
@@ -422,11 +422,10 @@ static GpStatus alpha_blend_bmp_pixels(GpGraphics *graphics, INT dst_x, INT dst_

for (y=0; y<src_height; y++)
     {
+        ARGB *src_row = (ARGB*)(src + src_stride * y);
         for (x=0; x<src_width; x++)
         {
-            ARGB dst_color, src_color;
-            src_color = ((ARGB*)(src + src_stride * y))[x];
-
+            ARGB src_color = src_row[x];
             if (comp_mode == CompositingModeSourceCopy)
             {
                 if (!(src_color & 0xff000000))
@@ -436,6 +435,7 @@ static GpStatus alpha_blend_bmp_pixels(GpGraphics *graphics, INT dst_x, INT dst_
             }
             else
             {
+                ARGB dst_color;
                 if (!(src_color & 0xff000000))
                     continue;