simgear/Math/fg_random.h

56 lines
1.7 KiB
C

/**************************************************************************
* fg_random.h -- routines to handle random number generation
*
* Written by Curtis Olson, started July 1997.
*
* Copyright (C) 1997 Curtis L. Olson - curt@infoplane.com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 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
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
* (Log is kept at end of this file)
**************************************************************************/
#ifndef _FG_RANDOM_H
#define _FG_RANDOM_H
/* Seed the random number generater with time() so we don't see the
* same sequence every time */
void fg_srandom(void);
/* return a random number between [0.0, 1.0) */
double fg_random(void);
#endif /* _FG_RANDOM_H */
/* $Log$
/* Revision 1.2 1998/01/22 02:59:38 curt
/* Changed #ifdef FILE_H to #ifdef _FILE_H
/*
* Revision 1.1 1997/07/30 16:04:09 curt
* Moved random routines from Utils/ to Math/
*
* Revision 1.2 1997/07/23 21:52:28 curt
* Put comments around the text after an #endif for increased portability.
*
* Revision 1.1 1997/07/19 22:31:57 curt
* Initial revision.
*
*/