1997-12-18 07:14:30 +08:00
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/**************************************************************************
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1998-04-22 21:21:26 +08:00
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* sky.hxx -- model sky with an upside down "bowl"
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1997-12-18 07:14:30 +08:00
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*
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* Written by Curtis Olson, started December 1997.
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*
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* Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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* $Id$
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* (Log is kept at end of this file)
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**************************************************************************/
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1998-04-22 21:21:26 +08:00
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#ifndef _SKY_HXX
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#define _SKY_HXX
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1998-01-22 10:59:23 +08:00
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1998-04-22 21:21:26 +08:00
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#ifndef __cplusplus
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# error This library requires C++
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1998-04-22 01:02:27 +08:00
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#endif
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1997-12-18 07:14:30 +08:00
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/* (Re)generate the display list */
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1998-01-20 02:40:15 +08:00
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void fgSkyInit( void );
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1997-12-18 07:14:30 +08:00
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1997-12-23 07:45:45 +08:00
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/* (Re)calculate the sky colors at each vertex */
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1998-01-20 02:40:15 +08:00
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void fgSkyColorsInit( void );
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1997-12-23 07:45:45 +08:00
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1997-12-18 07:14:30 +08:00
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/* Draw the Sky */
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1998-01-20 02:40:15 +08:00
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void fgSkyRender( void );
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1997-12-18 07:14:30 +08:00
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1998-04-22 21:21:26 +08:00
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#endif /* _SKY_HXX */
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1998-01-22 10:59:23 +08:00
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1997-12-18 07:14:30 +08:00
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/* $Log$
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1998-04-22 21:21:26 +08:00
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/* Revision 1.1 1998/04/22 13:21:33 curt
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/* C++ - ifing the code a bit.
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1997-12-18 07:14:30 +08:00
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/*
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1998-04-22 21:21:26 +08:00
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* Revision 1.4 1998/04/21 17:02:32 curt
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* Prepairing for C++ integration.
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*
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1998-04-22 01:02:27 +08:00
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* Revision 1.3 1998/01/22 02:59:28 curt
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* Changed #ifdef FILE_H to #ifdef _FILE_H
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*
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1998-01-22 10:59:23 +08:00
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* Revision 1.2 1998/01/19 18:40:17 curt
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* Tons of little changes to clean up the code and to remove fatal errors
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* when building with the c++ compiler.
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*
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1998-01-20 02:40:15 +08:00
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* Revision 1.1 1998/01/07 03:16:19 curt
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* Moved from .../Src/Scenery/ to .../Src/Astro/
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*
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1998-01-07 11:06:12 +08:00
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* Revision 1.2 1997/12/22 23:45:49 curt
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* First stab at sunset/sunrise sky glow effects.
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*
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1997-12-23 07:45:45 +08:00
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* Revision 1.1 1997/12/17 23:14:31 curt
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* Initial revision.
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* Begin work on rendering the sky. (Rather than just using a clear screen.)
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*
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1997-12-18 07:14:30 +08:00
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*/
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