From 1f67584c5260b0d9f275ed5f3a24e444168ec3eb Mon Sep 17 00:00:00 2001
From: Ariya Hidayat <ariya.hidayat@nokia.com>
Date: Tue, 22 Sep 2009 19:49:39 +0200
Subject: Ray casting example: bypass alpha-blending for an easy speed-up.

Reviewed-by: TrustMe
---
 demos/embedded/raycasting/raycasting.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/demos/embedded/raycasting/raycasting.cpp b/demos/embedded/raycasting/raycasting.cpp
index e98dc35..3836dc1 100644
--- a/demos/embedded/raycasting/raycasting.cpp
+++ b/demos/embedded/raycasting/raycasting.cpp
@@ -254,6 +254,7 @@ protected:
 
     void paintEvent(QPaintEvent *event) {
         QPainter p(this);
+        p.setCompositionMode(QPainter::CompositionMode_Source);
         p.drawImage(event->rect(), buffer, event->rect());
     }
 
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