qfel.h

The Free Finite Element Package is a library which contains numerical methods required when working

/*--------------------------------------------------------------------------

Free Finite Element Package                             
Copyright (c) 2002-2006 by Joerg Frochte
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:

1. Redistributions of source code must retain the above copyright
   notice, this list of conditions and the following disclaimer.

2. Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the distribution.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------------*/

#ifndef __QFEL_H
#define __QFEL_H

#include "lfel.h"

/* ------------- */

int qfel_assemb_diffusion (const MEML_FLOAT eps, ME_MATRIX * A, MESH * mesh);

int qfel_assemb_reaction (const MEML_FLOAT r, ME_MATRIX * A, MESH * mesh);

VECTOR *qfel_assemb_load_vector (xyt_function f, const double time,
				 MESH * mesh);

VECTOR *qfel_assemb_right_side (const VECTOR * f, MESH * mesh);

void qfel_set_h_dirichlet_boundary_cond (ME_MATRIX * G, VECTOR * b,
					 MEML_FLOAT value, MESH * mesh);

void qfel_set_h_neumann_boundary_cond_to_right_side (VECTOR * b,
						     const MEML_FLOAT g,
						     MESH * mesh);

/* ------------- */

ME_MATRIX *qfel_interpolation (MESH * mesh_low, MESH * mesh_high);

void qfel_grad (const VECTOR * v, MESH * mesh, VECTOR * v_x, VECTOR * v_y);

double qfel_integrating (const VECTOR * x, MESH * mesh);

/* ------------- */

void qfel_set_neumann_cond_to_right_side (VECTOR * b, const VECTOR * g,
					  MESH * mesh);

void qfel_set_compatibility_condition_to_right_side (VECTOR * b,
						     const VECTOR * g,
						     MESH * mesh);

void qfel_calculat_neumann_boundary_condition_f (VECTOR ** v, MESH * mesh,
						 VECTOR * g);

VECTOR *qfel_calculat_neumann_boundary_condition (VECTOR ** v, MESH * mesh);

/* ------------- */

void qfel_grad (const VECTOR * v, MESH * mesh, VECTOR * v_x, VECTOR * v_y);

void qfel_apply_function_to_vector_f (VECTOR * v, MESH * mesh,
				      xyt_function f, MEML_FLOAT t);

VECTOR *qfel_apply_function_to_vector (MESH * mesh, xyt_function f,
				       MEML_FLOAT t);

VECTOR *qfel_hierarchical2nodal_base (const VECTOR * x, const MESH * mesh);
void qfel_hierarchical2nodal_base_f (VECTOR * x, const MESH * mesh);
ME_MATRIX *qfel_hierarchical2nodal_base_ff (const MESH * mesh);


VECTOR *qfel_nodal2hierarchical_base (const VECTOR * x, const MESH * mesh);
void qfel_nodal2hierarchical_base_f (VECTOR * x, const MESH * mesh);
ME_MATRIX *qfel_nodal2hierarchical_base_ff (const MESH * mesh);

double qfel_integrating (const VECTOR * f, MESH * mesh);

VECTOR * qfel_adapt_lfel_data(VECTOR * ldata, MESH * mesh);

void qfel_grad_by_taylor (const VECTOR * v, MESH * mesh, VECTOR * v_x,
			  VECTOR * v_y);

void qfel_set_dirichlet_boundary_cond_f (ME_MATRIX * G, VECTOR * b,
					 INDEXARRAY * where, VECTOR * value,
					 MESH * mesh);

void qfel_set_dirichlet_boundary_cond (ME_MATRIX * G, VECTOR * b,VECTOR * value,
				       MESH * mesh);

#endif