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/*
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* Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: Transformation cache interface
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*
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*/
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#ifndef __M3G_TCACHE_H__
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#define __M3G_TCACHE_H__
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/*!
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* \internal
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* \file
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* \brief Transformation cache interface
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*/
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typedef struct TCacheImpl TCache;
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#include "m3g_node.h"
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/*----------------------------------------------------------------------
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* Internal functions
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*--------------------------------------------------------------------*/
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static TCache* m3gCreateTransformCache (Interface *m3g);
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static void m3gDeleteTransformCache (TCache *cache);
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static void m3gCacheComposite (TCache *cache, const Transformable *t, const Matrix *m);
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static void m3gCachePath (TCache *cache, const Node *from, const Node *to, const Matrix *m);
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static M3Gbool m3gGetCachedComposite (const TCache *cache, const Transformable *t, Matrix *m);
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static M3Gbool m3gGetCachedPath (const TCache *cache, const Node *from, const Node *to, Matrix *m);
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static void m3gInvalidateCachedPaths(TCache *cache, const Node *n);
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static void m3gInvalidateCachedTransforms(TCache *cache, const Transformable *t);
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#endif /*__M3G_TCACHE_H__*/
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