cs_domain.h

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#ifndef CS_DOMAIN_H
#define CS_DOMAIN_H
 
/*============================================================================
 * Manage a computational domain
 *  - equations, settings, fields, connectivities and geometrical quantities
 *============================================================================*/
 
/*
  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 "base/cs_boundary.h"
#include "base/cs_time_control.h"
#include "base/cs_time_step.h"
#include "base/cs_timer.h"
#include "cdo/cs_cdo_connect.h"
#include "cdo/cs_cdo_quantities.h"
#include "cdo/cs_param_cdo.h"
#include "cdo/cs_xdef.h"
#include "mesh/cs_mesh.h"
#include "mesh/cs_mesh_quantities.h"
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
typedef enum {
 
  CS_DOMAIN_STAGE_BEFORE_STEADY_COMPUTATION,
  CS_DOMAIN_STAGE_BEFORE_TIME_LOOP,
  CS_DOMAIN_STAGE_TIME_STEP_BEGIN,
  CS_DOMAIN_STAGE_TIME_STEP_SUB_ITERATION,
  CS_DOMAIN_STAGE_TIME_STEP_END,
  CS_DOMAIN_STAGE_AFTER_TIME_LOOP,
 
  CS_DOMAIN_N_STAGES
 
} cs_domain_stage_t;
 
 
typedef struct {
 
  /* Flag to know if scalar or vector equations are requested and which kind
     of numerical schemes is requested to solve these equations */
 
  cs_flag_t                 eb_scheme_flag;
  cs_flag_t                 fb_scheme_flag;
  cs_flag_t                 cb_scheme_flag;
  cs_flag_t                 vb_scheme_flag;
  cs_flag_t                 vcb_scheme_flag;
  cs_flag_t                 hho_scheme_flag;
  cs_flag_t                 mac_scheme_flag;
 
} cs_domain_cdo_context_t;
 
typedef struct {
 
  /* Working directory names */
 
  char                     *run_id;
  char                     *case_name;
  char                     *study_name;
 
  /* code_saturne mesh and mesh quantities structures already computed */
 
  cs_mesh_t                *mesh;
  cs_mesh_quantities_t     *mesh_quantities;
 
  /* CDO structures:
   * - cs_cdo_connect_t contains additional information about connectivities
   * - cs_cdo_quantities_t contains additional information on mesh quantities
   */
 
  cs_cdo_connect_t         *connect;
  cs_cdo_quantities_t      *cdo_quantities;
 
  /* Boundary of the computational domain */
 
  cs_boundary_t            *boundaries;
  cs_boundary_t            *ale_boundaries;
 
  /* Time step management */
 
  bool                      only_steady;
  bool                      is_last_iter;      /* true or false */
 
  cs_time_step_t           *time_step;         /* time step descriptor */
  cs_time_step_options_t   *time_step_options; /* time step options */
 
  cs_domain_stage_t         stage;   /* Store the stage of the computation */
 
  /* Extra_operations */
 
  cs_time_control_t        *extra_op_time_control;
 
  /* Output options */
 
  int                       output_nt;   /* Logging done every nt iterations */
  int                       restart_nt;  /* Restart done every nt iterations */
  int                       verbosity;   /* Level of details given in log */
 
  /* Specific context structure related to the numerical schemes */
 
  cs_domain_cdo_context_t   *cdo_context;
 
  /* Monitoring */
 
  cs_timer_counter_t    tcp; /* Cumulated elapsed time for extra-operations
                                and post-processing */
  cs_timer_counter_t    tca; /* Cumulated elapsed time for all operations */
 
} cs_domain_t;
 
/*============================================================================
 * Static global variables
 *============================================================================*/
 
extern cs_domain_t  *cs_glob_domain; /* Pointer to main computational domain */
 
/*============================================================================
 * Static inline public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
static inline void
cs_domain_increment_time_step(cs_domain_t  *domain)
{
  cs_time_step_t  *ts = domain->time_step;
 
  /* Increment the time iteration counter */
 
  ts->nt_cur++;
}
 
/*============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_domain_t *
cs_domain_create(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_domain_free(cs_domain_t   **p_domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
[[deprecated]] void
cs_domain_set_cdo_mode(cs_domain_t *domain, cs_param_cdo_mode_t mode);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
int
cs_domain_get_cdo_mode(const cs_domain_t   *domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_domain_set_output_param(cs_domain_t  *domain,
                           int           restart_nt,
                           int           log_nt,
                           int           verbosity);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_domain_set_stage(cs_domain_t         *domain,
                    cs_domain_stage_t    stage);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_domain_stage_t
cs_domain_get_stage(const cs_domain_t    *domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
bool
cs_domain_needs_iteration(cs_domain_t  *domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
bool
cs_domain_needs_log(const cs_domain_t  *domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
bool
cs_domain_needs_extra_op(cs_domain_t  *domain);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_domain_increment_time(cs_domain_t  *domain);
 
/*----------------------------------------------------------------------------*/
 
#endif /* CS_DOMAIN_H */