3 * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 3 of the License, or (at
8 * your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24 #include <gsl/gsl_errno.h>
25 #include <gsl/gsl_odeiv.h>
28 gsl_odeiv_step_alloc(const gsl_odeiv_step_type * T, size_t dim)
30 gsl_odeiv_step *s = (gsl_odeiv_step *) malloc (sizeof (gsl_odeiv_step));
34 GSL_ERROR_NULL ("failed to allocate space for ode struct", GSL_ENOMEM);
40 s->state = s->type->alloc(dim);
44 free (s); /* exception in constructor, avoid memory leak */
46 GSL_ERROR_NULL ("failed to allocate space for ode state", GSL_ENOMEM);
53 gsl_odeiv_step_name(const gsl_odeiv_step * s)
59 gsl_odeiv_step_order(const gsl_odeiv_step * s)
61 return s->type->order(s->state);
71 const double dydt_in[],
73 const gsl_odeiv_system * dydt)
75 return s->type->apply(s->state, s->dimension, t, h, y, yerr, dydt_in, dydt_out, dydt);
79 gsl_odeiv_step_reset(gsl_odeiv_step * s)
81 return s->type->reset(s->state, s->dimension);
85 gsl_odeiv_step_free(gsl_odeiv_step * s)
87 s->type->free(s->state);