1 /*****************************************************************************
3 Header: FGThunderstorm.h
4 Author: Christian Mayer
7 -------- Copyright (C) 1999 Christian Mayer (fgfs@christianmayer.de) --------
9 This program is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free Software
11 Foundation; either version 2 of the License, or (at your option) any later
14 This program is distributed in the hope that it will be useful, but WITHOUT
15 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
16 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
19 You should have received a copy of the GNU General Public License along with
20 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
21 Place - Suite 330, Boston, MA 02111-1307, USA.
23 Further information about the GNU General Public License can also be found on
24 the world wide web at http://www.gnu.org.
26 FUNCTIONAL DESCRIPTION
27 ------------------------------------------------------------------------------
28 Header for the thunderstom class
31 ------------------------------------------------------------------------------
32 02.11.1999 Christian Mayer Created
33 *****************************************************************************/
35 /****************************************************************************/
37 /****************************************************************************/
38 #ifndef FGThunderstorm_H
39 #define FGThunderstorm_H
41 /****************************************************************************/
43 /****************************************************************************/
45 /****************************************************************************/
47 /****************************************************************************/
49 /****************************************************************************/
50 /* CLASS DECLARATION */
51 /****************************************************************************/
61 float lightningProbability; //in lightnings per second
62 float currentProbability; //=0.0 directly after a lightning stroke and
63 //gets increased over the time until it's
64 //bigger than lightningProbability. When that
65 //happens we've got a new lightning
68 FGThunderstorm(const float n, const float e, const float s, const float w, const float p, const unsigned int seed = 0);
69 ~FGThunderstorm(void);
71 void update(const float dt);
74 /****************************************************************************/
75 #endif /*FGThunderstorm_H*/