utils_random_inl.h

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/***************************************************************************
 *   Copyright (C) 2005 by Pierre-Henri WUILLEMIN et Christophe GONZALES   *
 *   {prenom.nom}_at_lip6.fr   *
 *                                                                         *
 *   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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
// to ease IDE parser
#include <agrum/core/utils_random.h>
namespace gum {

  INLINE
  Idx randomValue(const Size max) { return (Idx)(rand() % max); }

  INLINE
  double randomProba() { return ((double)rand()) / ((double)RAND_MAX); }

  INLINE
  void initRandom(unsigned int seed) {
    if (seed) {
      srand(seed);
    } else {
      srand(randomGeneratorSeed());
    }
  }

} /* namespace gum */