From d0e57a57ccee08ceee2cccb95443230c8ea53a43 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <mgraesslin@kde.org>
Date: Wed, 15 Jun 2011 21:40:15 +0200
Subject: [PATCH] Fix incorrect rendering of Cube Wallpaper with GL2

Textures should be rendered with simple shader when not being transformed.
---
 effects/cube/cube.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/effects/cube/cube.cpp b/effects/cube/cube.cpp
index bdc76de41f..cdef8e9d2f 100644
--- a/effects/cube/cube.cpp
+++ b/effects/cube/cube.cpp
@@ -375,9 +375,15 @@ void CubeEffect::paintScreen(int mask, QRegion region, ScreenPaintData& data)
 
         // wallpaper
         if (wallpaper) {
+            if (ShaderManager::instance()->isValid()) {
+                ShaderManager::instance()->pushShader(ShaderManager::SimpleShader);
+            }
             wallpaper->bind();
             wallpaper->render(region, rect);
             wallpaper->unbind();
+            if (ShaderManager::instance()->isValid()) {
+                ShaderManager::instance()->popShader();
+            }
         }
 
 #ifndef KWIN_HAVE_OPENGLES