From 2aa7bcf37f00b7884ae166d62db81493ea37934a Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Wed, 18 Aug 2010 09:35:37 +0000
Subject: libxext libx11 libxcb libXinerama libXau pixman xserver git update
 18/10/2010

---
 xorg-server/fb/fbpict.c | 24 ++++++++++++++++++------
 1 file changed, 18 insertions(+), 6 deletions(-)

(limited to 'xorg-server/fb')

diff --git a/xorg-server/fb/fbpict.c b/xorg-server/fb/fbpict.c
index d6dc30d2c..9e2c35c4b 100644
--- a/xorg-server/fb/fbpict.c
+++ b/xorg-server/fb/fbpict.c
@@ -332,8 +332,11 @@ create_bits_picture (PicturePtr pict,
     return image;
 }
 
+static pixman_image_t *
+image_from_pict_internal (PicturePtr pict, Bool has_clip, int *xoff, int *yoff, Bool is_alpha_map);
+
 static void
-set_image_properties (pixman_image_t *image, PicturePtr pict, Bool has_clip, int *xoff, int *yoff)
+set_image_properties (pixman_image_t *image, PicturePtr pict, Bool has_clip, int *xoff, int *yoff, Bool is_alpha_map)
 {
     pixman_repeat_t repeat;
     pixman_filter_t filter;
@@ -382,10 +385,13 @@ set_image_properties (pixman_image_t *image, PicturePtr pict, Bool has_clip, int
     
     pixman_image_set_repeat (image, repeat);
     
-    if (pict->alphaMap)
+    /* Fetch alpha map unless 'pict' is being used
+     * as the alpha map for this operation
+     */
+    if (pict->alphaMap && !is_alpha_map)
     {
 	int alpha_xoff, alpha_yoff;
-	pixman_image_t *alpha_map = image_from_pict (pict->alphaMap, FALSE, &alpha_xoff, &alpha_yoff);
+	pixman_image_t *alpha_map = image_from_pict_internal (pict->alphaMap, FALSE, &alpha_xoff, &alpha_yoff, TRUE);
 	
 	pixman_image_set_alpha_map (
 	    image, alpha_map, pict->alphaOrigin.x, pict->alphaOrigin.y);
@@ -417,8 +423,8 @@ set_image_properties (pixman_image_t *image, PicturePtr pict, Bool has_clip, int
     pixman_image_set_source_clipping (image, TRUE);
 }
 
-pixman_image_t *
-image_from_pict (PicturePtr pict, Bool has_clip, int *xoff, int *yoff)
+static pixman_image_t *
+image_from_pict_internal (PicturePtr pict, Bool has_clip, int *xoff, int *yoff, Bool is_alpha_map)
 {
     pixman_image_t *image = NULL;
 
@@ -452,11 +458,17 @@ image_from_pict (PicturePtr pict, Bool has_clip, int *xoff, int *yoff)
     }
     
     if (image)
-	set_image_properties (image, pict, has_clip, xoff, yoff);
+	set_image_properties (image, pict, has_clip, xoff, yoff, is_alpha_map);
     
     return image;
 }
 
+pixman_image_t *
+image_from_pict (PicturePtr pict, Bool has_clip, int *xoff, int *yoff)
+{
+    return image_from_pict_internal (pict, has_clip, xoff, yoff, FALSE);
+}
+
 void
 free_pixman_pict (PicturePtr pict, pixman_image_t *image)
 {
-- 
cgit v1.2.3