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/*
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* Copyright (c) 2003 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: Group interface
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*
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*/
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#ifndef __M3G_GROUP_H__
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#define __M3G_GROUP_H__
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/*!
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* \internal
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* \file
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* \brief Group interface
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*/
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#include "m3g_gl.h"
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#include "m3g_node.h"
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typedef M3Gushort GroupDescendantCount;
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struct M3GGroupImpl
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{
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Node node;
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Node *firstChild;
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AABB *bbox;
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GroupDescendantCount numRenderables, numNonCullables;
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};
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/*----------------------------------------------------------------------
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* Virtual functions
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*--------------------------------------------------------------------*/
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static void m3gDestroyGroup(Object *obj);
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static M3Gbool m3gGroupAlign(Node *self, const Node *refNode);
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static M3Gbool m3gGroupSetupRender(Node *self,
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const Node *caller,
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SetupRenderState *s,
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RenderQueue *renderQueue);
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static M3Gint m3gGroupApplyAnimation(Object *self, M3Gint time);
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static M3Gbool m3gGroupRayIntersect( Node *self,
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M3Gint mask,
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M3Gfloat *ray,
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RayIntersection *ri,
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Matrix *toGroup);
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static M3Gint m3gGroupDoGetReferences(Object *self, Object **references);
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static M3Gint m3gGroupGetBBox(Node *self, AABB *bbox);
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static Object *m3gGroupFindID(Object *self, M3Gint userID);
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static M3Gbool m3gGroupDuplicate(const Object *original, Object **clone, Object **pairs, M3Gint *numPairs);
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static M3Gbool m3gGroupValidate(Node *self, M3Gbitmask stateBits, M3Gint scope);
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static void m3gGroupUpdateDuplicateReferences(Node *self, Object **pairs, M3Gint numPairs);
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/*----------------------------------------------------------------------
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* Internal functions
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*--------------------------------------------------------------------*/
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static void m3gInitGroup(Interface *m3g,
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Group *group,
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M3GClass classID);
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#endif /*__M3G_GROUP_H__*/
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