random.h

/*
    random.h -- prototypes of functions defined in random.c.

    fgen -- Library for optimization using a genetic algorithm or particle swarm optimization.
    Copyright 2012, Harm Hanemaaijer

    This file is part of fgen.

    fgen is free software: you can redistribute it and/or modify it
    under the terms of the GNU Lesser General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    fgen 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 Lesser General Public
    License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with fgen.  If not, see <http://www.gnu.org/licenses/>.

*/


/* Inform the RandomN routine that n will be a common parameter, so that */
/* this case can be handled more efficiently. */

extern void RandomInformCommonRange( int n );

/* Calculate a random permutation of the numbers 0 to (n - 1). */

extern void CalculateRandomOrder(FgenRNG *rng, int *order, int n);