From b145ad6065cd644ade740119b6f50a7d0f2039bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Gr=C3=A4=C3=9Flin?= <kde@martin-graesslin.com>
Date: Sat, 20 Nov 2010 13:30:55 +0100
Subject: [PATCH] Lanczos not available in ES

---
 lanczosfilter.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lanczosfilter.cpp b/lanczosfilter.cpp
index 088fb1bb1b..3e72196afb 100644
--- a/lanczosfilter.cpp
+++ b/lanczosfilter.cpp
@@ -170,6 +170,7 @@ void LanczosShader::createOffsets( int count, float width, Qt::Orientation direc
 void LanczosFilter::performPaint( EffectWindowImpl* w, int mask, QRegion region, WindowPaintData& data )
     {
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
     if( effects->compositingType() == KWin::OpenGLCompositing && data.opacity == 1.0 &&
         KGlobalSettings::graphicEffectsLevel() & KGlobalSettings::SimpleAnimationEffects )
         {
@@ -327,6 +328,7 @@ void LanczosFilter::performPaint( EffectWindowImpl* w, int mask, QRegion region,
             return;
             }
         } // if ( effects->compositingType() == KWin::OpenGLCompositing )
+#endif
 #endif
     w->sceneWindow()->performPaint( mask, region, data );
     } // End of function
@@ -360,6 +362,7 @@ void LanczosFilter::timerEvent( QTimerEvent *event )
 void LanczosFilter::prepareRenderStates( GLTexture* tex, double opacity, double brightness, double saturation )
     {
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
     const bool alpha = true;
     // setup blending of transparent windows
     glPushAttrib( GL_ENABLE_BIT );
@@ -476,12 +479,14 @@ void LanczosFilter::prepareRenderStates( GLTexture* tex, double opacity, double
             glTexEnvfv( GL_TEXTURE_ENV, GL_TEXTURE_ENV_COLOR, constant );
             }
         }
+#endif
 #endif
     }
 
 void LanczosFilter::restoreRenderStates( GLTexture* tex, double opacity, double brightness, double saturation )
     {
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
     if( opacity != 1.0 || saturation != 1.0 || brightness != 1.0f )
         {
         if( saturation != 1.0 && tex->saturationSupported())
@@ -499,6 +504,7 @@ void LanczosFilter::restoreRenderStates( GLTexture* tex, double opacity, double
     glColor4f( 0, 0, 0, 0 );
 
     glPopAttrib();  // ENABLE_BIT
+#endif
 #endif
     }
 
@@ -506,6 +512,7 @@ void LanczosFilter::restoreRenderStates( GLTexture* tex, double opacity, double
 * LanczosShader
 ************************************************/
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
 LanczosShader::LanczosShader( QObject* parent )
     : QObject( parent )
     , m_shader( 0 )
@@ -639,6 +646,7 @@ bool LanczosShader::init()
     return true;
     }
 #endif
+#endif
 
 } // namespace