diff -r 000000000000 -r 15bf7259bb7c uiacceltk/hitchcock/coretoolkit/rendervg10/inc/HuiFxVg10FilterBase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/coretoolkit/rendervg10/inc/HuiFxVg10FilterBase.h	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,50 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:   
+*
+*/
+
+
+
+#ifndef HUIFXVG10FILTERBASE_H_
+#define HUIFXVG10FILTERBASE_H_
+
+#include "HuiFxFilter.h"
+#include "HuiFxVg10RenderbufferBase.h"
+#include "HuiFxVg10.h"
+#include <e32math.h>
+
+// when comparing floating point numbers against zero, if the number is below
+// EPSILON it's considered zero.
+const float EPSILON = 0.001;
+
+
+class CHuiFxVg10FilterBase: public CHuiFxFilter
+    {
+public: // from CHuiFxFilter
+    virtual TBool Draw(CHuiFxEngine& aEngine, CHuiGc& aGc,
+            CHuiFxRenderbuffer& aTarget, CHuiFxRenderbuffer& aSource,
+            const TRect& aTargetRect, const TRect& aSourceRect);
+
+private:
+    virtual void DrawEffect(CHuiFxEngine& aEngine, VGImage aTargetImage, VGImage aSourceImage, TInt aWidth, TInt aHeight) = 0;
+protected:
+    TBool wasEnoughMemory();
+    
+    template <class T>
+    inline T clamp(const T value, const T minimum, const T maximum) {return (Max(Min(maximum, value), minimum));}
+    };
+ 
+
+#endif /*HUIFXVG10FILTERBASE_H_*/