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#ifndef __CS_CDO_BC_H__
#define __CS_CDO_BC_H__
/*============================================================================
* Manage boundary conditions. Produce ready-to-use BC structure from the
* user definition.
*============================================================================*/
/*
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_time_step.h"
#include "cs_param.h"
#include "cs_cdo_quantities.h"
/*----------------------------------------------------------------------------*/
BEGIN_C_DECLS
/*============================================================================
* Macro definitions
*============================================================================*/
/*============================================================================
* Type definitions
*============================================================================*/
/* List of entities attached to a type of BC (for instance Dirichlet or Neumann)
Two categories are considered
First, the entities attached to a non-homogeneous BC, then those attached
to a homogeneous BC.
Only entities with a non-homogeneous used stride and values items
*/
typedef struct {
cs_lnum_t n_elts;
cs_lnum_t n_nhmg_elts; /* number of non-homogeneous elements */
cs_lnum_t *elt_ids; /* size = n_elts */
short int *def_ids; /* size = n_nhmg_elts */
} cs_cdo_bc_list_t;
/* Translation of the user-defined BCs setup into a computable-oriented
structure */
typedef struct {
cs_lnum_t n_b_faces;
// Selection of faces
cs_cdo_bc_list_t *dir;
cs_cdo_bc_list_t *neu;
cs_cdo_bc_list_t *rob;
} cs_cdo_bc_t;
/*============================================================================
* Public function prototypes
*============================================================================*/
/*============================================================================
* Public function prototypes
*============================================================================*/
/*----------------------------------------------------------------------------*/
/*!
* \brief Create a cs_cdo_bc_list_t structure
*
* \param[in] n_elts number of entries of the list
* \param[in] n_nhmg_elts number of elements attached to a homogeneous BC
*
* \return a new allocated pointer to a cs_cdo_bc_list_t structure
*/
/*----------------------------------------------------------------------------*/
cs_cdo_bc_list_t *
cs_cdo_bc_list_create(cs_lnum_t n_elts,
cs_lnum_t n_nhmg_elts);
/*----------------------------------------------------------------------------*/
/*!
* \brief Free a cs_cdo_bc_list_t structure
*
* \param[in] bcl pointer to the cs_cdo_bc_list_t structure to free
*
* \return a NULL pointer
*/
/*----------------------------------------------------------------------------*/
cs_cdo_bc_list_t *
cs_cdo_bc_list_free(cs_cdo_bc_list_t *bcl);
/*----------------------------------------------------------------------------*/
/*!
* \brief Prepare the treatment of the boundary conditions.
* Compile the information detailed in a cs_param_bc_t structure
* into the structure cs_cdo_bc_t (based on border faces).
* This is a primilary step to be ready to set the values of the BC
*
* \param[in] param_bc pointer to the parameters related to BCs of an eq.
* \param[in] n_b_faces number of border faces
*
* \return a pointer to a new allocated cs_cdo_bc_t structure
*/
/*----------------------------------------------------------------------------*/
cs_cdo_bc_t *
cs_cdo_bc_init(const cs_param_bc_t *param_bc,
cs_lnum_t n_b_faces);
/*----------------------------------------------------------------------------*/
/*!
* \brief Free a cs_cdo_bc_t structure
*
* \param[in, out] face_bc pointer to a cs_cdo_bc_t structure
*
* \return a NULL pointer
*/
/*----------------------------------------------------------------------------*/
cs_cdo_bc_t *
cs_cdo_bc_free(cs_cdo_bc_t *face_bc);
/*----------------------------------------------------------------------------*/
/*!
* \brief Build cs_cdo_bc_list_t structures for Dirichlet BC on primal
* vertices.
* When there is a choice between homogeneous or non homogeneous BCs,
* we always set the homogeneous condition for Dirichlet BCs.
*
* \param[in] m pointer to a cs_mesh_t structure
* \param[in] face_bc pointer to a cs_cdo_bc_t structure
*
* \return a pointer to a new allocated cs_cdo_bc_list_t structure
*/
/*----------------------------------------------------------------------------*/
cs_cdo_bc_list_t *
cs_cdo_bc_vtx_dir_create(const cs_mesh_t *m,
const cs_cdo_bc_t *face_bc);
/*----------------------------------------------------------------------------*/
/*!
* \brief Set the Dirichlet values to enforce on the corresponding entities
*
* \param[in] dof_flag information about the corresponding DoF to treat
* \param[in] time_step pointer to a time step structure
* \param[in] geom structure storing geometric information
* \param[in] bc pointer to a cs_param_bc_t structure
* \param[in] ent_dir pointer to a cs_cdo_bc_list_t
* \param[in, out] dir_val array used to store Dirichlet values
*/
/*----------------------------------------------------------------------------*/
void
cs_cdo_bc_dirichlet_set(cs_flag_t dof_flag,
const cs_time_step_t *time_step,
const void *geom,
const cs_param_bc_t *bc,
const cs_cdo_bc_list_t *ent_dir,
double *dir_val);
/*----------------------------------------------------------------------------*/
END_C_DECLS
#endif /* __CS_CDO_BC_H__ */
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