Fix Linker error with Lanczos filter

lanczosfilter.cpp

@@ -38,9 +38,11 @@ namespace KWin
 LanczosFilter::LanczosFilter( QObject* parent )
     : QObject( parent )
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
     , m_offscreenTex( 0 )
     , m_offscreenTarget( 0 )
     , m_shader( 0 )
+#endif
 #endif
     , m_inited( false)
     {
@@ -49,8 +51,10 @@ LanczosFilter::LanczosFilter( QObject* parent )
 LanczosFilter::~LanczosFilter()
     {
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
     delete m_offscreenTarget;
     delete m_offscreenTex;
+#endif
 #endif
     }
 
@@ -60,6 +64,7 @@ void LanczosFilter::init()
         return;
     m_inited = true;
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
 
     KSharedConfigPtr config = KSharedConfig::openConfig( "kwinrc" );
 
@@ -80,6 +85,7 @@ void LanczosFilter::init()
         delete m_shader;
         m_shader = 0;
         }
+#endif
 #endif
     }
 
@@ -126,6 +132,7 @@ static float lanczos( float x, float a )
     }
 
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
 void LanczosShader::createKernel( float delta, int *size )
     {
     const float a = 2.0;
@@ -166,6 +173,7 @@ void LanczosShader::createOffsets( int count, float width, Qt::Orientation direc
     }
     }
 #endif
+#endif
 
 void LanczosFilter::performPaint( EffectWindowImpl* w, int mask, QRegion region, WindowPaintData& data )
     {

lanczosfilter.h

@@ -39,8 +39,10 @@ class GLTexture;
 class GLRenderTarget;
 class GLShader;
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
 class LanczosShader;
 #endif
+#endif
 
 class LanczosFilter
     : public QObject
@@ -62,13 +64,16 @@ class LanczosFilter
         GLTexture *m_offscreenTex;
         GLRenderTarget *m_offscreenTarget;
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
         LanczosShader *m_shader;
+#endif
 #endif
         QBasicTimer m_timer;
         bool m_inited;
 };
 
 #ifdef KWIN_HAVE_OPENGL_COMPOSITING
+#ifndef KWIN_HAVE_OPENGLES
 class LanczosShader
     : public QObject
 {
@@ -95,6 +100,7 @@ class LanczosShader
         uint m_arbProgram; // TODO: GLuint
 };
 #endif
+#endif
 
 } // namespace