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/* -*- c -*- */
#ifndef INCLUDED_LIB3DS_ATMOSPHERE_H
#define INCLUDED_LIB3DS_ATMOSPHERE_H
/*
* The 3D Studio File Format Library
* Copyright (C) 1996-2001 by J.E. Hoffmann <je-h@gmx.net>
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at
* your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id: atmosphere.h,v 1.6 2004/12/31 16:17:15 reed Exp $
*/
#ifndef INCLUDED_LIB3DS_TYPES_H
#include <lib3ds/types.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/*!
* Fog atmosphere settings
* \ingroup atmosphere
*/
typedef struct _Lib3dsFog {
Lib3dsBool use;
Lib3dsRgb col;
Lib3dsBool fog_background;
Lib3dsFloat near_plane;
Lib3dsFloat near_density;
Lib3dsFloat far_plane;
Lib3dsFloat far_density;
} Lib3dsFog;
/*!
* Layer fog atmosphere flags
* \ingroup atmosphere
*/
typedef enum _Lib3dsLayerFogFlags {
LIB3DS_BOTTOM_FALL_OFF =0x00000001,
LIB3DS_TOP_FALL_OFF =0x00000002,
LIB3DS_FOG_BACKGROUND =0x00100000
} Lib3dsLayerFogFlags;
/*!
* Layer fog atmosphere settings
* \ingroup atmosphere
*/
typedef struct _Lib3dsLayerFog {
Lib3dsBool use;
Lib3dsDword flags;
Lib3dsRgb col;
Lib3dsFloat near_y;
Lib3dsFloat far_y;
Lib3dsFloat density;
} Lib3dsLayerFog;
/*!
* Distance cue atmosphere settings
* \ingroup atmosphere
*/
typedef struct _Lib3dsDistanceCue {
Lib3dsBool use;
Lib3dsBool cue_background;
Lib3dsFloat near_plane;
Lib3dsFloat near_dimming;
Lib3dsFloat far_plane;
Lib3dsFloat far_dimming;
} Lib3dsDistanceCue;
/*!
* Atmosphere settings
* \ingroup atmosphere
*/
struct _Lib3dsAtmosphere {
Lib3dsFog fog;
Lib3dsLayerFog layer_fog;
Lib3dsDistanceCue dist_cue;
};
extern LIB3DSAPI Lib3dsBool lib3ds_atmosphere_read(Lib3dsAtmosphere *atmosphere, Lib3dsIo *io);
extern LIB3DSAPI Lib3dsBool lib3ds_atmosphere_write(Lib3dsAtmosphere *atmosphere, Lib3dsIo *io);
#ifdef __cplusplus
}
#endif
#endif
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