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rand.h

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00001 /*  Inti: Integrated Foundation Classes
00002  *  Copyright (C) 2003 The Inti Development Team.
00003  *
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU Library General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU Library General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017  */
00018 
00023 
00024 #ifndef INTI_G_RAND_H
00025 #define INTI_G_RAND_H
00026 
00027 #ifndef INTI_OBJECT_H
00028 #include <inti/object.h>
00029 #endif
00030 
00031 #ifndef __G_RAND_H__
00032 #include <glib/grand.h>
00033 #endif
00034 
00035 namespace Inti {
00036 
00037 namespace G {
00038 
00041 
00042 void random_set_seed(unsigned int seed);
00045 
00046 bool random_boolean();
00049 
00050 unsigned int random_int();
00053 
00054 int random_int_range(int begin, int end);
00059 
00060 double random_double();
00063 
00064 double random_double_range(double begin, double end);
00069 
00071 
00099 
00100 class Rand : public ReferencedObject
00101 {
00102         Rand(const Rand&);
00103         Rand& operator=(const Rand&);
00104 
00105         GRand *rand_;
00106 
00107 public:
00110 
00111         Rand();
00114 
00115         Rand(unsigned int seed);
00118 
00119         ~Rand();
00121 
00125 
00126         GRand* g_rand() const { return rand_; }
00128 
00129         operator GRand* () const;
00131 
00132         bool get_bool() const;
00135 
00136         unsigned int get_int() const;
00139 
00140         int get_int_range(int begin, int end) const;
00145 
00146         double get_double() const;
00149 
00150         double get_double_range(double begin, double end) const;
00155 
00159 
00160         void set_seed(unsigned int seed);
00163 
00165 };
00166 
00167 } // namespace G
00168 
00169 } // namespace Inti
00170 
00171 #endif // INTI_G_RAND_H
00172 
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