/*

* 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: Light interface

*

*/

#ifndef __M3G_LIGHT_H__

#define __M3G_LIGHT_H__

/*!

 * \internal

 * \file

 * \brief Light interface

 */

#include "m3g_gl.h"

#include "m3g_node.h"

/*!

 * \internal

 * \brief Light source node instance data

 */

struct M3GLightImpl

{

	Node node;

	M3Gfloat constantAttenuation;

	M3Gfloat linearAttenuation;

	M3Gfloat quadraticAttenuation;

	M3Gfloat intensity;

	M3Guint color;

	M3Gint mode;

	M3Gfloat spotAngle;

	M3Gfloat spotExponent;

};

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

 * Internal functions

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

static void m3gInitLight(Interface *m3g, Light *light);

static void m3gApplyLight(const Light *self, GLenum glLight, const Vec4 *pos, const Vec4 *spotDir);

#endif /*__M3G_LIGHT_H__*/