/* monte/gsl_monte.h

 * 

 * Copyright (C) 1996, 1997, 1998, 1999, 2000 Michael Booth

 * 

 * 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 3 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.

 */

/* Some things common to all the Monte-Carlo implementations */

/* Author: MJB */

#ifndef __GSL_MONTE_H__

#define __GSL_MONTE_H__

#undef __BEGIN_DECLS

#undef __END_DECLS

#ifdef __cplusplus

# define __BEGIN_DECLS extern "C" {

# define __END_DECLS }

#else

# define __BEGIN_DECLS /* empty */

# define __END_DECLS /* empty */

#endif

__BEGIN_DECLS

/* Hide the function type in a typedef so that we can use it in all our

   integration functions, and make it easy to change things.

*/

struct gsl_monte_function_struct {

  double (*f)(double * x_array, size_t dim, void * params);

  size_t dim;

  void * params;

};

typedef struct gsl_monte_function_struct gsl_monte_function;

#define GSL_MONTE_FN_EVAL(F,x) (*((F)->f))(x,(F)->dim,(F)->params)

__END_DECLS

#endif /* __GSL_MONTE_H__ */