cs_medcoupling_mesh.hxx

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#ifndef __CS_MEDCOUPLING_MESH_HXX__
#define __CS_MEDCOUPLING_MESH_HXX__

/*============================================================================
 * Usage of MEDCoupling base components.
 *============================================================================*/

/*
  This file is part of code_saturne, a general-purpose CFD tool.

  Copyright (C) 1998-2022 EDF S.A.

  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.
*/

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

#include "cs_defs.h"

/*----------------------------------------------------------------------------
 * Standard C library headers
 *----------------------------------------------------------------------------*/

#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "cs_mesh.h"

/*----------------------------------------------------------------------------
 * MEDCOUPLING library headers
 *----------------------------------------------------------------------------*/

#if defined(HAVE_MEDCOUPLING)

#include "MEDCouplingUMesh.hxx"

using namespace MEDCoupling;

#endif

BEGIN_C_DECLS

/*----------------------------------------------------------------------------
 * MEDCoupling mesh structure
 *----------------------------------------------------------------------------*/

typedef struct {

  char               *sel_criteria;   /* Element selection criteria
                                         (if provided) */

  int                 elt_dim;        /* Element dimension */

  cs_lnum_t           n_elts;         /* Number of coupled elements */
  cs_lnum_t          *elt_list;       /* List of associated elements
                                         (0 to n-1) */

  cs_lnum_t           n_vtx;          /* Number of vertices */
  cs_lnum_t          *vtx_list;       /* List of associated vertices
                                         (0 to n-1), or NULL */

  cs_lnum_t          *new_to_old;     /* Connectivity used if only a section of
                                         the mesh is read */

  cs_real_t          *bbox;           /* Bounding box to optimize search */

#if defined(HAVE_MEDCOUPLING)
  MEDCouplingUMesh   *med_mesh;       /* MED mesh structure */
#else
  void               *med_mesh;
#endif

} cs_medcoupling_mesh_t;

/*=============================================================================
 * Public functions
 *============================================================================*/

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

cs_medcoupling_mesh_t *
cs_medcoupling_mesh_from_base(cs_mesh_t   *csmesh,
                              const char  *name,
                              const char  *selection_criteria,
                              int          elt_dim,
                              int          use_bbox);

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

cs_medcoupling_mesh_t *
cs_medcoupling_mesh_from_ids(cs_mesh_t       *csmesh,
                             const char      *name,
                             cs_lnum_t        n_elts,
                             const cs_lnum_t  elt_ids[],
                             int              elt_dim,
                             int              use_bbox);

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

void
cs_medcoupling_mesh_destroy(cs_medcoupling_mesh_t  *mesh);

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

void
cs_medcoupling_mesh_destroy_all(void);

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

int
cs_medcoupling_mesh_get_dim(cs_medcoupling_mesh_t  *m);

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

cs_lnum_t
cs_medcoupling_mesh_get_n_elts(cs_medcoupling_mesh_t  *m);

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

const cs_lnum_t *
cs_medcoupling_mesh_get_elt_list(cs_medcoupling_mesh_t  *m);

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

cs_lnum_t
cs_medcoupling_mesh_get_n_vertices(cs_medcoupling_mesh_t  *m);

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

const cs_lnum_t *
cs_medcoupling_mesh_get_vertex_list(cs_medcoupling_mesh_t  *m);

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

const cs_lnum_t *
cs_medcoupling_mesh_get_connectivity(cs_medcoupling_mesh_t  *m);

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

END_C_DECLS

#endif /* __CS_MEDCOUPLING_MESH_HXX__ */