cs_gradient_boundary.h

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#ifndef __CS_GRADIENT_BOUNDARY_H__
#define __CS_GRADIENT_BOUNDARY_H__
 
/*============================================================================
 * Gradient reconstruction at boundaries.
 *============================================================================*/
 
/*
  This file is part of code_saturne, a general-purpose CFD tool.
 
  Copyright (C) 1998-2025 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 "base/cs_base.h"
#include "base/cs_field.h"
#include "base/cs_halo.h"
#include "mesh/cs_mesh.h"
#include "mesh/cs_mesh_quantities.h"
 
/*----------------------------------------------------------------------------*/
 
BEGIN_C_DECLS
 
/*=============================================================================
 * Local Macro definitions
 *============================================================================*/
 
/*============================================================================
 * Type definition
 *============================================================================*/
 
/*============================================================================
 *  Global variables
 *============================================================================*/
 
/*============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gradient_boundary_iprime_lsq_s(const cs_mesh_t               *m,
                                  const cs_mesh_quantities_t    *fvq,
                                  cs_lnum_t                      n_faces,
                                  const cs_lnum_t               *face_ids,
                                  cs_halo_type_t                 halo_type,
                                  double                         clip_coeff,
                                  const cs_field_bc_coeffs_t    *bc_coeffs,
                                  const cs_real_t                c_weight[],
                                  const cs_real_t                var[],
                                  cs_real_t                     *var_iprime);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gradient_boundary_iprime_lsq_s_ani(const cs_mesh_t               *m,
                                      const cs_mesh_quantities_t    *fvq,
                                      cs_lnum_t                   n_faces,
                                      const cs_lnum_t            *face_ids,
                                      double                      clip_coeff,
                                      const cs_field_bc_coeffs_t *bc_coeffs,
                                      const cs_real_t             c_weight[][6],
                                      const cs_real_t             var[],
                                      cs_real_t                  *var_iprime);
 
/*----------------------------------------------------------------------------*/
 
END_C_DECLS
 
#ifdef __cplusplus
 
/*============================================================================
 * Public C++ function definitions
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
template <cs_lnum_t stride>
void
cs_gradient_boundary_iprime_lsq_strided
  (const cs_mesh_t            *m,
   const cs_mesh_quantities_t *fvq,
   cs_lnum_t                   n_faces,
   const cs_lnum_t            *face_ids,
   cs_halo_type_t              halo_type,
   double                      b_clip_coeff,
   cs_real_t                  *df_limiter,
   const cs_field_bc_coeffs_t *bc_coeffs,
   const cs_real_t             c_weight[],
   const cs_real_t             var[][stride],
   cs_real_t                   var_iprime[][stride],
   cs_real_t                   var_iprime_lim[][stride]);
 
#endif /* cplusplus */
 
#endif /* __CS_GRADIENT_BOUNDARY__ */