/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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: Rendering queue interface

*

*/

#ifndef __M3G_RENDERQUEUE_H__

#define __M3G_RENDERQUEUE_H__

/*!

 * \internal

 * \file

 * \brief Rendering queue interface

 */

#include "m3g_appearance.h"

#include "m3g_lightmanager.h"

#include "m3g_node.h"

typedef struct RenderBucketImpl RenderBucket;

typedef struct RenderItemImpl   RenderItem;

/*!

 * \internal

 * \brief RenderQueue object

 */

struct RenderQueueImpl {

    const Node *root;

    M3Gint scope;

    const Camera *camera;

    LightManager *lightManager;

	RenderBucket *buckets[1 << M3G_RENDERQUEUE_BUCKET_BITS];

    RenderItem *freeItems;

    M3Gint minBucket, maxBucket;

};

/*----------------------------------------------------------------------

 * Internal functions

 *--------------------------------------------------------------------*/

static RenderQueue *m3gCreateRenderQueue(Interface *m3g);

static void m3gDestroyRenderQueue(Interface *m3g, RenderQueue *rq);

static M3Gbool m3gInsertDrawable(Interface *m3g,

                                 RenderQueue *rq,

                                 Node *node,

                                 const Matrix *toCamera,

                                 M3Gint subMeshIndex,

                                 M3Guint sortKey);

static void m3gClearRenderQueue(RenderQueue *rq);

static void m3gCommit(RenderQueue *rq, RenderContext *ctx);

#endif /*__M3G_RENDERQUEUE_H__*/