45 lines
1.2 KiB
C++
45 lines
1.2 KiB
C++
// sky.hxx -- model sky with an upside down "bowl"
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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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#ifndef _SKY_HXX
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#define _SKY_HXX
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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// (Re)generate the display list
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void fgSkyInit( void );
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// (Re)calculate the sky colors at each vertex
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void fgSkyColorsInit( void );
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// Draw the Sky
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void fgSkyRender( void );
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#endif // _SKY_HXX
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