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/* Simulated annealing */
/* Adapted from GSL, the GNU Scientific Library, version 1.9 */
/* Copyright (C) 1996, 1997, 1998, 1999, 2000 Mark Galassi
*
* 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 SIMAN_H
#define SIMAN_H
#include <stdlib.h>
#include <gsl/gsl_rng.h>
/* types for the function pointers passed to lc_siman_solve */
typedef void (*lc_siman_step_t) (const gsl_rng *r, void *xp, double step_size);
typedef double (*lc_siman_metric_t) (void *xp, void *yp);
typedef void (*lc_siman_print_t) (void *xp);
/* this structure contains all the information needed to structure the
search, beyond the energy function, the step function and the
initial guess. */
typedef struct {
int iters_fixed_T; /* how many iterations at each temperature? */
double step_size; /* max step size in the random walk */
/* the following parameters are for the Boltzmann distribution */
double k, t_initial, mu_t, t_min;
} lc_siman_params_t;
/* prototype for the workhorse function */
typedef struct lc_siman_state_t lc_siman_state_t;
lc_siman_state_t *
lc_siman_solve (lc_siman_state_t *restrict state,
const gsl_rng *restrict r,
void *restrict x0_p, double E,
lc_siman_step_t take_step,
lc_siman_metric_t distance,
lc_siman_print_t print_position,
size_t element_size,
lc_siman_params_t params);
#endif /* #ifndef SIMAN_H */
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