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#ifndef __CS_CDO_QUANTITIES_H__
#define __CS_CDO_QUANTITIES_H__
/*============================================================================
* Manage geometrical quantities needed in CDO schemes
*============================================================================*/
/*
This file is part of Code_Saturne, a general-purpose CFD tool.
Copyright (C) 1998-2016 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.
*/
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------
* Local headers
*----------------------------------------------------------------------------*/
#include "cs_base.h"
#include "cs_mesh.h"
#include "cs_mesh_quantities.h"
#include "cs_cdo.h"
#include "cs_cdo_connect.h"
/*----------------------------------------------------------------------------*/
BEGIN_C_DECLS
/*============================================================================
* Macro definitions
*============================================================================*/
/*============================================================================
* Type definitions
*============================================================================*/
/* Type of algorithm to compute geometrical quantities */
typedef enum {
CS_CDO_CC_MEANV, // Cell center is computed as the mean of cell vertices
CS_CDO_CC_BARYC, // Cell center is computed as the real cell barycenter
CS_CDO_CC_SATURNE, // Cell center is given by Code_Saturne
CS_CDO_CC_ORTHO, /* Cell center is optimized to enforce orthogonality
between cell-face edge and face plane */
CS_CDO_N_CC_ALGOS
} cs_cdo_cc_algo_t;
/* Structure storing information about variation of entities accros the
mesh for a given type of entity (cell, face and edge) */
typedef struct {
double meas_min; // Min. value of the entity measure (vol, surf or lenght)
double meas_max; // Max. value of the entity measure (vol, surf or lenght)
double h_min; // Estimation of the min. value of the diameter
double h_max; // Estimation of the max. value of the diameter
cs_lnum_t min_id; // Entity if related to the min. value
cs_lnum_t max_id; // Entity if related to the max. value
} cs_quant_info_t;
/* For primal vector quantities (edge or face) */
typedef struct {
double meas; /* length or area */
double unitv[3]; /* unitary vector: tangent or normal to the element */
double center[3];
} cs_quant_t;
/* For dual face quantities. Add also a link to entity id related to this dual
quantities */
typedef struct { /* TODO: remove what is the less necessary in order to
save memory comsumption */
cs_lnum_t parent_id[2]; /* parent entity id of (primal) faces f0 and f1 */
cs_nvec3_t sface[2]; /* area and unit normal vector for each
triangle s(e,f,c) for f in {f0, f1} */
double vect[3]; /* dual face vector */
} cs_dface_t;
typedef struct { /* Specific mesh quantities */
/* Global mesh quantities */
double vol_tot;
/* Cell-based quantities */
cs_lnum_t n_cells;
cs_real_t *cell_centers;
cs_real_t *cell_vol;
cs_quant_info_t cell_info;
/* Face-based quantities */
cs_lnum_t n_i_faces;
cs_lnum_t n_b_faces;
cs_lnum_t n_faces; /* n_i_faces + n_b_faces */
cs_quant_t *face; /* Face quantities */
cs_nvec3_t *dedge; /* Dual edge quantities (length and unit vector)
Scan with the c2f connectivity */
cs_quant_info_t face_info;
/* Edge-based quantities */
cs_lnum_t n_edges;
cs_quant_t *edge; /* Edge quantities */
cs_dface_t *dface; /* For each edge belonging to a cell, two
contributions coming from 2 triangles
s(x_cell, x_face, x_edge) for face in Face_edge
are considered.
Scan with the c2e connectivity */
cs_quant_info_t edge_info;
/* Vertex-based quantities */
cs_lnum_t n_vertices;
double *dcell_vol; /* Dual volume related to each vertex.
Scan with the c2v connectivity */
const cs_real_t *vtx_coord; /* Pointer to the one stored in cs_mesh_t */
} cs_cdo_quantities_t;
/*============================================================================
* Global variables
*============================================================================*/
/*============================================================================
* Public function prototypes
*============================================================================*/
/*----------------------------------------------------------------------------*/
/*!
* \brief Build a cs_cdo_quantities_t structure
*
* \param[in] m pointer to a cs_mesh_t structure
* \param[in] mq pointer to a cs_mesh_quantities_t structure
* \param[in] topo pointer to a cs_cdo_connect_t structure
*
* \return a new allocated pointer to a cs_cdo_quantities_t structure
*/
/*----------------------------------------------------------------------------*/
cs_cdo_quantities_t *
cs_cdo_quantities_build(const cs_mesh_t *m,
const cs_mesh_quantities_t *mq,
const cs_cdo_connect_t *topo);
/*----------------------------------------------------------------------------*/
/*!
* \brief Destroy a cs_cdo_quantities_t structure
*
* \param[in] q pointer to the cs_cdo_quantities_t struct. to free
*
* \return a NULL pointer
*/
/*----------------------------------------------------------------------------*/
cs_cdo_quantities_t *
cs_cdo_quantities_free(cs_cdo_quantities_t *q);
/*----------------------------------------------------------------------------*/
/*!
* \brief Summarize generic information about the cdo mesh quantities
*
* \param[in] cdoq pointer to cs_cdo_quantities_t structure
*
*/
/*----------------------------------------------------------------------------*/
void
cs_cdo_quantities_summary(const cs_cdo_quantities_t *quant);
/*----------------------------------------------------------------------------*/
/*!
* \brief Dump a cs_cdo_quantities_t structure
*
* \param[in] cdoq pointer to cs_cdo_quantities_t structure
*
*/
/*----------------------------------------------------------------------------*/
void
cs_cdo_quantities_dump(const cs_cdo_quantities_t *cdoq);
/*----------------------------------------------------------------------------*/
/*!
* \brief Dump a cs_quant_t structure
*
* \param[in] f FILE struct (stdout if NULL)
* \param[in] num entity number related to this quantity struct.
* \param[in] q cs_quant_t structure to dump
*/
/*----------------------------------------------------------------------------*/
void
cs_quant_dump(FILE *f,
cs_lnum_t num,
const cs_quant_t q);
/*----------------------------------------------------------------------------*/
/*!
* \brief Compute for each vertex the dual cell volume which is also
*
* sum |celld(v) cap c| = pvol_v
* c in C_v
*
* \param[in] connect pointer to a cs_cdo_connect_t structure
* \param[in] quant pointer to a cs_cdo_quantites_t structure
* \param[in, out] p_pvol pvol (if NULL, allocated in this routine)
*/
/*----------------------------------------------------------------------------*/
void
cs_compute_pvol_vtx(const cs_cdo_connect_t *connect,
const cs_cdo_quantities_t *quant,
double *p_pvol[]);
/*----------------------------------------------------------------------------*/
/*!
* \brief Compute for each edge a related volume pvol_e which constitutes
* a partition of unity
*
* \param[in] connect pointer to a cs_cdo_connect_t structure
* \param[in] quant pointer to a cs_cdo_quantites_t structure
* \param[in, out] p_pvol pvol (if NULL, allocated in this routine)
*/
/*----------------------------------------------------------------------------*/
void
cs_compute_pvol_edge(const cs_cdo_connect_t *connect,
const cs_cdo_quantities_t *quant,
double *p_pvol[]);
/*----------------------------------------------------------------------------*/
/*!
* \brief Compute for each face a related volume pvol_f which constitutes
* a partition of unity
*
* \param[in] connect pointer to a cs_cdo_connect_t structure
* \param[in] quant pointer to a cs_cdo_quantites_t structure
* \param[in, out] p_pvol pvol (if NULL, allocated in this routine)
*/
/*----------------------------------------------------------------------------*/
void
cs_compute_pvol_face(const cs_cdo_connect_t *connect,
const cs_cdo_quantities_t *quant,
double *p_pvol[]);
/*----------------------------------------------------------------------------*/
END_C_DECLS
#endif /* __CS_CDO_QUANTITIES_H__ */
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