pdsuniform.h

/*
 * pdsuniform.h
 * 
 * Copyright 2011 Fernando Pujaico Rivera <fernando.pujaico.rivera@gmail.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., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 * 
 */

#ifndef __PDSUNIFORM_H__
#define __PDSUNIFORM_H__

#include <stdio.h>
#include <pds/pdsrvglobal.h>
#include <pds/pdscongruential.h>
#include <pds/pdsvector.h>

#ifdef __cplusplus
extern "C" {
#endif 

#define PDS_MIN_UNIFORM_PROB 1.0/PDS_RAND_MAX 


typedef struct 
{
        PdsCongruential *X1;

        PdsRvReal x;

        PdsRvReal A;

        PdsRvReal B;
}PdsUniform;

PdsUniform *pds_uniform_new(PdsRvReal A,PdsRvReal B);


int pds_uniform_init(PdsUniform *X, PdsRvReal x0);


int pds_uniform_get_value(PdsUniform *X, PdsRvReal *x);


int pds_uniform_get_last_value(PdsUniform *X, PdsRvReal *x);


int pds_uniform_get_vector(PdsUniform *X, PdsVector *x);


void pds_uniform_free(PdsUniform *X);



void pds_uniform_destroy(PdsUniform **X);

#ifdef __cplusplus
}
#endif 

#endif /* __PDSUNIFORM_H__ */