repo: rxvt-unicode-sixel
action: commit
revision: 
path_from: 
revision_from: 573d91500a743f395ae0a991dd5cf89e48b45ce3:
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commit 573d91500a743f395ae0a991dd5cf89e48b45ce3
Author: Emanuele Giaquinta 
Date:   Sat Oct 9 14:57:50 2010 +0000

    Fix computation of mask picture when lightening a pixmap with XRender.

diff --git a/src/background.C b/src/background.C

--- a/src/background.C
+++ b/src/background.C
@@ -1090,9 +1090,9 @@ bgPixmap_t::tint_pixmap (Pixmap pixmap, Window root, int width, int height)
         }
       else if (shade > 100 && shade < 200)
         {
-          c.r = (c.r * (200 - shade)) / 100;
-          c.g = (c.g * (200 - shade)) / 100;
-          c.b = (c.b * (200 - shade)) / 100;
+          c.r = ((0xffff - c.r) * (200 - shade)) / 100;
+          c.g = ((0xffff - c.g) * (200 - shade)) / 100;
+          c.b = ((0xffff - c.b) * (200 - shade)) / 100;
         }

       XRenderPictFormat pf;

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