From a6440c4f785aa5f29b3af409cd0d8fa198198d72 Mon Sep 17 00:00:00 2001
From: Luboš Luňák <l.lunak@collabora.com>
Date: Mon, 19 Jan 2015 22:36:40 +0100
Subject: do not draw with SALCOLOR_NONE

Change-Id: I882a42f58ac298d333985068b2fe6ef9ac198c8b
Signed-off-by: Michael Meeks <michael.meeks@collabora.com>
---
 vcl/opengl/gdiimpl.cxx | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'vcl')

diff --git a/vcl/opengl/gdiimpl.cxx b/vcl/opengl/gdiimpl.cxx
index 95840567c699..b28602375d56 100644
--- a/vcl/opengl/gdiimpl.cxx
+++ b/vcl/opengl/gdiimpl.cxx
@@ -404,6 +404,8 @@ bool OpenGLSalGraphicsImpl::UseSolid( SalColor nColor )
 // Like UseSolid(), but sets up for AA drawing, which uses gradients to create the AA.
 bool OpenGLSalGraphicsImpl::UseSolidAA( SalColor nColor, double fTransparency )
 {
+    if( nColor == SALCOLOR_NONE )
+        return false;
     if( !mrParent.getAntiAliasB2DDraw())
         return UseSolid( nColor );
     if( !UseProgram( "textureVertexShader", "linearGradientFragmentShader" ) )
-- 
cgit