From 4dbbbc13583314b5f738689afed20935969da652 Mon Sep 17 00:00:00 2001
From: Max Horn
Date: Fri, 13 Feb 2009 19:24:32 +0000
Subject: GUI: Fixed long-standing bug in calcGradient (gradients look a bit
 better now)

svn-id: r36311
---
 graphics/VectorRendererSpec.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'graphics/VectorRendererSpec.cpp')

diff --git a/graphics/VectorRendererSpec.cpp b/graphics/VectorRendererSpec.cpp
index a6b3436e4c..4926479a8b 100644
--- a/graphics/VectorRendererSpec.cpp
+++ b/graphics/VectorRendererSpec.cpp
@@ -423,9 +423,9 @@ calcGradient(uint32 pos, uint32 max) {
 	PixelType output = 0;
 	pos = (MIN(pos * Base::_gradientFactor, max) << 12) / max;
 
-	output |= (_gradientStart + ((Base::_gradientBytes[0] * pos) >> 12)) & _redMask;
-	output |= (_gradientStart + ((Base::_gradientBytes[1] * pos) >> 12)) & _greenMask;
-	output |= (_gradientStart + ((Base::_gradientBytes[2] * pos) >> 12)) & _blueMask;
+	output |= ((_gradientStart&_redMask) + ((Base::_gradientBytes[0] * pos) >> 12)) & _redMask;
+	output |= ((_gradientStart&_greenMask) + ((Base::_gradientBytes[1] * pos) >> 12)) & _greenMask;
+	output |= ((_gradientStart&_blueMask) + ((Base::_gradientBytes[2] * pos) >> 12)) & _blueMask;
 	output |= ~(_redMask | _greenMask | _blueMask);
 
 	return output;
-- 
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