cs_hho_scaleq.h

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#ifndef CS_HHO_SCALEQ_H
#define CS_HHO_SCALEQ_H
 
/*============================================================================
 * Build an algebraic system for scalar conv./diff. eq. with Hybrid High Order
 * space discretization
 *============================================================================*/
 
/*
  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 "alge/cs_matrix.h"
#include "alge/cs_matrix_assembler.h"
#include "base/cs_base.h"
#include "base/cs_field.h"
#include "base/cs_restart.h"
#include "base/cs_time_step.h"
#include "cdo/cs_cdo_connect.h"
#include "cdo/cs_cdo_local.h"
#include "cdo/cs_cdo_quantities.h"
#include "cdo/cs_equation_builder.h"
#include "cdo/cs_equation_param.h"
#include "cdo/cs_hho_builder.h"
#include "cdo/cs_source_term.h"
#include "mesh/cs_mesh.h"
 
/*============================================================================
 * Macro definitions
 *============================================================================*/
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
/* Algebraic system for HHO discretization */
typedef struct _cs_hho_scaleq_t cs_hho_scaleq_t;
 
/*============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_init_sharing(cs_flag_t                      scheme_flag,
                           const cs_cdo_quantities_t     *quant,
                           const cs_cdo_connect_t        *connect,
                           const cs_time_step_t          *time_step);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_get(cs_cell_sys_t       **csys,
                  cs_cell_builder_t   **cb,
                  cs_hho_builder_t    **hhob);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_finalize_sharing(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void  *
cs_hho_scaleq_init_context(cs_equation_param_t    *eqp,
                           int                     var_id,
                           int                     bflux_id,
                           cs_equation_builder_t  *eqb);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void *
cs_hho_scaleq_free_context(void   *data);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_init_values(cs_real_t                     t_eval,
                          const int                     field_id,
                          const cs_mesh_t              *mesh,
                          const cs_equation_param_t    *eqp,
                          cs_equation_builder_t        *eqb,
                          void                         *context);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_initialize_system(const cs_equation_param_t  *eqp,
                                cs_equation_builder_t      *eqb,
                                void                       *data,
                                cs_matrix_t               **system_matrix,
                                cs_real_t                 **system_rhs);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_build_system(const cs_mesh_t            *mesh,
                           const cs_real_t            *field_val,
                           const cs_equation_param_t  *eqp,
                           cs_equation_builder_t      *eqb,
                           void                       *context);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_update_field(const cs_real_t            *solu,
                           const cs_real_t            *rhs,
                           const cs_equation_param_t  *eqp,
                           cs_equation_builder_t      *eqb,
                           void                       *data,
                           cs_real_t                  *field_val);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_real_t *
cs_hho_scaleq_get_face_values(void          *context,
                              bool           previous);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_real_t *
cs_hho_scaleq_get_cell_values(void          *context,
                              bool           previous);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_read_restart(cs_restart_t    *restart,
                           const char      *eqname,
                           void            *scheme_context);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_write_restart(cs_restart_t    *restart,
                            const char      *eqname,
                            void            *scheme_context);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_hho_scaleq_extra_post(const cs_equation_param_t  *eqp,
                         cs_equation_builder_t      *eqb,
                         void                       *context);
 
#endif /* CS_HHO_SCALEQ_H */