cs_macfb_priv.h

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#ifndef CS_MACFB_PRIV_H
#define CS_MACFB_PRIV_H
 
/*============================================================================
 * Definition of cs_macfb_scaleq_t and cs_macfb_vecteq structures
 *============================================================================*/
 
/*
  This file is part of code_saturne, a general-purpose CFD tool.
 
  Copyright (C) 1998-2026 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 "cdo/cs_equation_bc.h"
#include "cdo/cs_equation_builder.h"
#include "cdo/cs_hodge.h"
#include "cdo/cs_macfb_advection.h"
 
/*============================================================================
 * Macro definitions
 *============================================================================*/
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
/* Algebraic system for MAC face-based discretization */
 
struct _cs_macfb_t {
 
  /* Ids related to the variable field and to the boundary flux field */
 
  int var_field_id;
  int bflux_field_id;
 
  /* System size (n_faces) */
 
  cs_lnum_t n_faces;
  cs_lnum_t n_dofs;
 
  /* Solution of the algebraic system DoF unknowns (x) + BCs */
 
  cs_real_t *face_values;     /* At the last iteration */
  cs_real_t *face_values_pre; /* At the previous iteration */
 
  /* Array storing the value arising from the contribution of all source
     terms (only allocated to n_cells) */
 
  cs_real_t *source_terms;
 
  /* Pointer of function to build the diffusion term */
 
  cs_hodge_t         **diffusion_hodge;
  cs_cdo_enforce_bc_t *enforce_dirichlet;
  cs_cdo_enforce_bc_t *enforce_robin_bc;
  cs_cdo_enforce_bc_t *enforce_sliding;
 
  /* Pointer of functions to define the advection term:
   * advection_open is called first, then advection_main which calls
   * advection_scheme and after the build step, advection_close is called last
   */
 
  cs_macfb_adv_open_hook_t  *advection_open;
  cs_macfb_adv_build_t      *advection_main;
  cs_macfb_adv_close_hook_t *advection_close;
  cs_macfb_adv_scheme_t     *advection_scheme;
 
  void *advection_input;
 
  /* If one needs to build a local hodge op. for time and reaction */
 
  cs_hodge_param_t    mass_hodgep;
  cs_hodge_t        **mass_hodge;
};
 
typedef struct _cs_macfb_t cs_macfb_priv_t;
 
/*============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void cs_macfb_set_advection_function(const cs_equation_param_t *eqp,
                                     cs_equation_builder_t     *eqb,
                                     cs_macfb_priv_t           *eqc);
 
#endif /* CS_MACFB_PRIV_H */