https://github.com/geodynamics/citcoms
Tip revision: b5721c162b1b01c9fdbfb544f8d60bf3742dd916 authored by Eric Heien on 02 August 2011, 16:52:33 UTC
Further work in converting tracer code to C++
Further work in converting tracer code to C++
Tip revision: b5721c1
Solver_conj_grad.c
/*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*
*<LicenseText>
*
* CitcomS by Louis Moresi, Shijie Zhong, Lijie Han, Eh Tan,
* Clint Conrad, Michael Gurnis, and Eun-seo Choi.
* Copyright (C) 1994-2005, California Institute of Technology.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*</LicenseText>
*
*~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
*/
#include "element_definitions.h"
#include "global_defs.h"
void set_cg_defaults(struct All_variables *E)
{
E->control.CONJ_GRAD = 1;
E->build_forcing_term = assemble_forces_iterative;
E->solve_stokes_problem = solve_constrained_flow_iterative;
E->solver_allocate_vars = cg_allocate_vars;
return;
}
void cg_allocate_vars(struct All_variables *E)
{
/* Nothing required ONLY by conj-grad stuff */
/* printf("here here\n"); */
return;
}
void assemble_forces_iterative(struct All_variables *E)
{
int i;
assemble_forces(E,0);
strip_bcs_from_residual(E,E->F,E->mesh.levmax);
return;
}