From f90e4545c27fa92cc6ba835f80551556929df43d Mon Sep 17 00:00:00 2001
From: Marcus Comstedt
Date: Sun, 1 Feb 2009 14:56:19 +0000
Subject: Merged r36175 from branch-0-13-0:

Fixed alpha blending in the UI dialogs by adding alpha
computation to the blendPixelPtr() function.  To minimize
impact, pre-multiplied alpha is assumed, meaning that the
blending of the R, G and B components is the same both
with and without hardware alpha.

svn-id: r36177
---
 backends/platform/dc/display.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'backends/platform/dc/display.cpp')

diff --git a/backends/platform/dc/display.cpp b/backends/platform/dc/display.cpp
index 9ff692f3fa..c6c8594aee 100644
--- a/backends/platform/dc/display.cpp
+++ b/backends/platform/dc/display.cpp
@@ -390,7 +390,7 @@ void OSystem_Dreamcast::updateScreen(void)
       TA_CMD_POLYGON_STRIPLENGTH_2|TA_CMD_POLYGON_PACKED_COLOUR|TA_CMD_POLYGON_TEXTURED;
     mypoly.mode1 = TA_POLYMODE1_Z_ALWAYS|TA_POLYMODE1_NO_Z_UPDATE;
     mypoly.mode2 =
-      TA_POLYMODE2_BLEND_SRC_ALPHA|TA_POLYMODE2_BLEND_DST_INVALPHA|
+      TA_POLYMODE2_BLEND_SRC/*_ALPHA*/|TA_POLYMODE2_BLEND_DST_INVALPHA|
       TA_POLYMODE2_ENABLE_ALPHA|
       TA_POLYMODE2_FOG_DISABLED|TA_POLYMODE2_TEXTURE_MODULATE_ALPHA|
       TA_POLYMODE2_U_SIZE_512|TA_POLYMODE2_V_SIZE_512;
-- 
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