cs_navsto_param.h

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#ifndef __CS_NAVSTO_PARAM_H__
#define __CS_NAVSTO_PARAM_H__

/*============================================================================
 * Functions to handle cs_navsto_param_t structure
 *============================================================================*/

/*
  This file is part of code_saturne, a general-purpose CFD tool.

  Copyright (C) 1998-2022 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_boundary.h"
#include "cs_cdo_turbulence.h"
#include "cs_equation_param.h"
#include "cs_iter_algo.h"
#include "cs_math.h"
#include "cs_param_sles.h"
#include "cs_physical_constants.h"

/*----------------------------------------------------------------------------*/

BEGIN_C_DECLS

/*============================================================================
 * Macro definitions
 *============================================================================*/

/* Manage the naming of properties, variables and equations related to the
 * Navier-Stokes module
 */

#define CS_NAVSTO_STREAM_EQNAME      "streamfunction_eq"

/*============================================================================
 * Type definitions
 *============================================================================*/

typedef cs_flag_t  cs_navsto_param_model_flag_t;
typedef cs_flag_t  cs_navsto_param_post_flag_t;

typedef enum {

  CS_NAVSTO_MODEL_STOKES,
  CS_NAVSTO_MODEL_OSEEN,
  CS_NAVSTO_MODEL_INCOMPRESSIBLE_NAVIER_STOKES,

  CS_NAVSTO_N_MODELS

} cs_navsto_param_model_t;

typedef enum {

  CS_NAVSTO_MODEL_STEADY                          = 1<<0, /* =   1 */
  CS_NAVSTO_MODEL_GRAVITY_EFFECTS                 = 1<<1, /* =   2 */
  CS_NAVSTO_MODEL_CORIOLIS_EFFECTS                = 1<<2, /* =   4 */
  CS_NAVSTO_MODEL_PASSIVE_THERMAL_TRACER          = 1<<3, /* =   8 */
  CS_NAVSTO_MODEL_BOUSSINESQ                      = 1<<4, /* =  16 */
  CS_NAVSTO_MODEL_WITH_SOLIDIFICATION             = 1<<5  /* =  32 */

} cs_navsto_param_model_bit_t;

typedef enum {

  CS_NAVSTO_POST_VELOCITY_DIVERGENCE      = 1<< 0, /* =   1 */
  CS_NAVSTO_POST_KINETIC_ENERGY           = 1<< 1, /* =   2 */
  CS_NAVSTO_POST_VORTICITY                = 1<< 2, /* =   4 */
  CS_NAVSTO_POST_VELOCITY_GRADIENT        = 1<< 3, /* =   8 */
  CS_NAVSTO_POST_STREAM_FUNCTION          = 1<< 4, /* =  16 */
  CS_NAVSTO_POST_HELICITY                 = 1<< 5, /* =  32 */
  CS_NAVSTO_POST_ENSTROPHY                = 1<< 6, /* =  64 */
  CS_NAVSTO_POST_MASS_DENSITY             = 1<< 7, /* = 128 */
  CS_NAVSTO_POST_CELL_MASS_FLUX_BALANCE   = 1<< 8, /* = 256 */
  CS_NAVSTO_POST_PRESSURE_GRADIENT        = 1<< 9, /* = 512 */

} cs_navsto_param_post_bit_t;

typedef enum {

  CS_NAVSTO_SLES_ADDITIVE_GMRES_BY_BLOCK,
  CS_NAVSTO_SLES_BLOCK_MULTIGRID_CG,
  CS_NAVSTO_SLES_BY_BLOCKS,
  CS_NAVSTO_SLES_DIAG_SCHUR_GCR,
  CS_NAVSTO_SLES_DIAG_SCHUR_GMRES,
  CS_NAVSTO_SLES_DIAG_SCHUR_MINRES,
  CS_NAVSTO_SLES_EQ_WITHOUT_BLOCK,
  CS_NAVSTO_SLES_GCR,
  CS_NAVSTO_SLES_GKB_PETSC,
  CS_NAVSTO_SLES_GKB_GMRES,
  CS_NAVSTO_SLES_GKB_SATURNE,
  CS_NAVSTO_SLES_LOWER_SCHUR_GCR,
  CS_NAVSTO_SLES_MINRES,
  CS_NAVSTO_SLES_MULTIPLICATIVE_GMRES_BY_BLOCK,
  CS_NAVSTO_SLES_MUMPS,
  CS_NAVSTO_SLES_NOTAY_TRANSFORM, /* experimental */
  CS_NAVSTO_SLES_SGS_SCHUR_GCR,
  CS_NAVSTO_SLES_UPPER_SCHUR_GCR,
  CS_NAVSTO_SLES_UPPER_SCHUR_GMRES,
  CS_NAVSTO_SLES_USER,
  CS_NAVSTO_SLES_UZAWA_SCHUR_GCR,
  CS_NAVSTO_SLES_UZAWA_AL,
  CS_NAVSTO_SLES_UZAWA_CG,

  CS_NAVSTO_SLES_N_TYPES

} cs_navsto_sles_t;

typedef struct {

  cs_navsto_sles_t              strategy;

  cs_param_schur_approx_t       schur_approximation;

  cs_iter_algo_param_t          il_algo_param;

  int                           il_algo_restart;

  cs_param_nl_algo_t            nl_algo_type;

  cs_iter_algo_param_t          nl_algo_param;

  cs_iter_algo_param_aa_t       anderson_param;

  cs_param_sles_t              *schur_sles_param;

} cs_navsto_param_sles_t;

typedef enum {

  CS_NAVSTO_COUPLING_ARTIFICIAL_COMPRESSIBILITY,
  CS_NAVSTO_COUPLING_MONOLITHIC,
  CS_NAVSTO_COUPLING_PROJECTION,

  CS_NAVSTO_N_COUPLINGS

} cs_navsto_param_coupling_t;

typedef struct {

  cs_real_t    beta;      /* Dilatation coefficient */
  cs_real_t    var0;      /* Reference value of the variable */

  /* Array of values of the variable (for instance the temperature). This is a
   * shared pointer. The lifecycle of this array is not managed by this
   * structure.
   */

  const cs_real_t   *var;

} cs_navsto_param_boussinesq_t;

typedef struct {

  cs_navsto_param_model_t        model;

  cs_navsto_param_model_flag_t   model_flag;

  cs_turbulence_param_t         *turbulence;

  cs_physical_constants_t       *phys_constants;

  cs_property_t                 *mass_density;

  cs_property_t                *tot_viscosity;

  cs_property_t                *lam_viscosity;

  cs_param_dof_reduction_t       dof_reduction_mode;

  cs_navsto_param_coupling_t     coupling;

  cs_real_t                      gd_scale_coef;

  cs_param_space_scheme_t        space_scheme;

  /* Boussinesq approximation:
   *
   * Take into account buoyancy terms (variation of mass density w.r.t. the
   * variation of a field (for instance the temperature but can be also a
   * concentration as in segregation model in the solidification module)
   *
   * \var n_boussinesq_terms
   * Number of contributions to the buoyancy source term in the Boussinesq
   * approximation
   *
   * \var boussinesq_param
   * Structure storing elements used to compute the Boussinesq approximation
   */

  int                                 n_boussinesq_terms;
  cs_navsto_param_boussinesq_t       *boussinesq_param;

  cs_quadrature_type_t           qtype;

  bool                           handle_non_linearities;

  cs_navsto_param_sles_t        *sles_param;

  cs_real_t                      delta_thermal_tolerance;

  int                            n_max_outer_iter;

  int                            verbosity;

  cs_navsto_param_post_flag_t    post_flag;

  bool         velocity_ic_is_owner;
  int          n_velocity_ic_defs;
  cs_xdef_t  **velocity_ic_defs;

  bool         pressure_ic_is_owner;
  int          n_pressure_ic_defs;
  cs_xdef_t  **pressure_ic_defs;

  /* \var boundaries
   * Pointer to a \ref cs_boundary_t structure shared with the domain
   */
  const cs_boundary_t   *boundaries;

  bool         velocity_bc_is_owner;
  int          n_velocity_bc_defs;
  cs_xdef_t  **velocity_bc_defs;

  bool         pressure_bc_is_owner;
  int          n_pressure_bc_defs;
  cs_xdef_t  **pressure_bc_defs;

  cs_real_t    reference_pressure;

} cs_navsto_param_t;

typedef enum {

  CS_NSKEY_DOF_REDUCTION,
  CS_NSKEY_GD_SCALE_COEF,
  CS_NSKEY_IL_ALGO_ATOL,
  CS_NSKEY_IL_ALGO_DTOL,
  CS_NSKEY_IL_ALGO_RTOL,
  CS_NSKEY_IL_ALGO_RESTART,
  CS_NSKEY_IL_ALGO_VERBOSITY,
  CS_NSKEY_MAX_IL_ALGO_ITER,
  CS_NSKEY_MAX_NL_ALGO_ITER,
  CS_NSKEY_MAX_OUTER_ITER,
  CS_NSKEY_NL_ALGO,
  CS_NSKEY_NL_ALGO_ATOL,
  CS_NSKEY_NL_ALGO_DTOL,
  CS_NSKEY_NL_ALGO_RTOL,
  CS_NSKEY_NL_ALGO_VERBOSITY,
  CS_NSKEY_QUADRATURE,
  CS_NSKEY_SCHUR_STRATEGY,
  CS_NSKEY_SLES_STRATEGY,
  CS_NSKEY_SPACE_SCHEME,
  CS_NSKEY_THERMAL_TOLERANCE,
  CS_NSKEY_VERBOSITY,

  CS_NSKEY_N_KEYS

} cs_navsto_key_t;

/*============================================================================
 * Inline static public function prototypes
 *============================================================================*/

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

static inline bool
cs_navsto_param_is_steady(const cs_navsto_param_t       *nsp)
{
  if (nsp == NULL)
    return true;

  if (nsp->model_flag & CS_NAVSTO_MODEL_STEADY)
    return true;
  else
    return false;
}

/*============================================================================
 * Public function prototypes
 *============================================================================*/

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

double
cs_navsto_param_get_notay_scaling(void);

 /*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_param_set_notay_scaling(double  scaling_coef);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_navsto_param_t *
cs_navsto_param_create(const cs_boundary_t            *boundaries,
                       cs_navsto_param_model_t         model,
                       cs_navsto_param_model_flag_t    model_flag,
                       cs_navsto_param_coupling_t      algo_coupling,
                       cs_navsto_param_post_flag_t     post_flag);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_navsto_param_t *
cs_navsto_param_free(cs_navsto_param_t    *param);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_param_set(cs_navsto_param_t    *nsp,
                    cs_navsto_key_t       key,
                    const char           *keyval);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_param_transfer(const cs_navsto_param_t    *nsp,
                         cs_equation_param_t        *eqp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_param_log(const cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_navsto_param_boussinesq_t *
cs_navsto_param_add_boussinesq_term(cs_navsto_param_t    *nsp,
                                    cs_real_t             dilatation_coef,
                                    cs_real_t             reference_value);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_param_set_boussinesq_array(cs_navsto_param_boussinesq_t   *bp,
                                     const cs_real_t                *var);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_navsto_param_sles_t *
cs_navsto_param_get_sles_param(const cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_equation_param_t *
cs_navsto_param_get_velocity_param(const cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

const char *
cs_navsto_param_get_model_name(cs_navsto_param_model_t   model);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

const char *
cs_navsto_param_get_coupling_name(cs_navsto_param_coupling_t  coupling);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_set_reference_pressure(cs_navsto_param_t    *nsp,
                                 cs_real_t             pref);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_velocity_ic_by_value(cs_navsto_param_t    *nsp,
                                   const char           *z_name,
                                   cs_real_t            *val);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_velocity_ic_by_analytic(cs_navsto_param_t      *nsp,
                                      const char             *z_name,
                                      cs_analytic_func_t     *analytic,
                                      void                   *input);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_pressure_ic_by_value(cs_navsto_param_t    *nsp,
                                   const char           *z_name,
                                   cs_real_t            *val);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_pressure_ic_by_analytic(cs_navsto_param_t      *nsp,
                                      const char             *z_name,
                                      cs_analytic_func_t     *analytic,
                                      void                   *input);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_set_fixed_walls(cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_set_symmetries(cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_set_outlets(cs_navsto_param_t    *nsp);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_pressure_bc_by_value(cs_navsto_param_t    *nsp,
                                   const char           *z_name,
                                   cs_real_t            *values);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_velocity_wall_by_value(cs_navsto_param_t    *nsp,
                                     const char           *z_name,
                                     cs_real_t            *values);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_velocity_inlet_by_value(cs_navsto_param_t    *nsp,
                                      const char           *z_name,
                                      cs_real_t            *values);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_velocity_inlet_by_analytic(cs_navsto_param_t    *nsp,
                                         const char           *z_name,
                                         cs_analytic_func_t   *ana,
                                         void                 *input);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_velocity_inlet_by_array(cs_navsto_param_t    *nsp,
                                      const char           *z_name,
                                      cs_flag_t             loc,
                                      cs_real_t            *array,
                                      bool                  is_owner,
                                      const cs_lnum_t      *index,
                                      const cs_lnum_t      *ids);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_set_velocity_inlet_by_dof_func(cs_navsto_param_t    *nsp,
                                         const char           *z_name,
                                         cs_dof_func_t        *func,
                                         void                 *func_input);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_source_term_by_analytic(cs_navsto_param_t    *nsp,
                                      const char           *z_name,
                                      cs_analytic_func_t   *ana,
                                      void                 *input);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_source_term_by_val(cs_navsto_param_t    *nsp,
                                 const char           *z_name,
                                 cs_real_t            *val);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

cs_xdef_t *
cs_navsto_add_source_term_by_array(cs_navsto_param_t    *nsp,
                                   const char           *z_name,
                                   cs_flag_t             loc,
                                   cs_real_t            *array,
                                   bool                  is_owner,
                                   const cs_lnum_t      *index,
                                   const cs_lnum_t      *ids);

/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/

void
cs_navsto_add_oseen_field(cs_navsto_param_t   *nsp,
                          cs_adv_field_t      *adv_fld);

/*----------------------------------------------------------------------------*/

END_C_DECLS

#endif /* __CS_NAVSTO_PARAM_H__ */