fvm_to_catalyst.h

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#ifndef __FVM_TO_CATALYST_H__
#define __FVM_TO_CATALYST_H__
 
#if defined(HAVE_CATALYST)
 
/*============================================================================
 * Write a nodal representation associated with a mesh and associated
 * variables to Catalyst objects
 *============================================================================*/
 
/*
  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.
*/
 
/*----------------------------------------------------------------------------*/
 
#include "base/cs_defs.h"
 
/*----------------------------------------------------------------------------
 *  Local headers
 *----------------------------------------------------------------------------*/
 
#include "fvm/fvm_defs.h"
#include "fvm/fvm_nodal.h"
#include "fvm/fvm_writer.h"
 
/*----------------------------------------------------------------------------*/
 
BEGIN_C_DECLS
 
/*=============================================================================
 * Macro definitions
 *============================================================================*/
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
/*=============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------
 * Initialize FVM to Catalyst object writer.
 *
 * Options are:
 *   private_comm        use private MPI communicator (default: false)
 *   names=<fmt>         use same naming rules as <fmt> format
 *                       (default: ensight)
 *   input_name=<name>   define input name (default: writer name)
 *
 * parameters:
 *   name           <-- base output case name.
 *   options        <-- whitespace separated, lowercase options list
 *   time_dependecy <-- indicates if and how meshes will change with time
 *   comm           <-- associated MPI communicator.
 *
 * returns:
 *   pointer to opaque Catalyst writer structure.
 *----------------------------------------------------------------------------*/
 
#if defined(HAVE_MPI)
 
void *
fvm_to_catalyst_init_writer(const char             *name,
                            const char             *path,
                            const char             *options,
                            fvm_writer_time_dep_t   time_dependency,
                            MPI_Comm                comm);
 
#else
 
void *
fvm_to_catalyst_init_writer(const char             *name,
                            const char             *path,
                            const char             *options,
                            fvm_writer_time_dep_t   time_dependency);
 
#endif
 
/*----------------------------------------------------------------------------
 * Finalize FVM to Catalyst object writer.
 *
 * parameters:
 *   this_writer_p <-- pointer to opaque Catalyst writer structure.
 *
 * returns:
 *   null pointer.
 *----------------------------------------------------------------------------*/
 
void *
fvm_to_catalyst_finalize_writer(void  *this_writer_p);
 
/*----------------------------------------------------------------------------
 * Associate new time step with a Catalyst geometry.
 *
 * parameters:
 *   this_writer_p <-- pointer to associated writer
 *   time_step     <-- time step number
 *   time_value    <-- time_value number
 *----------------------------------------------------------------------------*/
 
void
fvm_to_catalyst_set_mesh_time(void    *this_writer_p,
                              int      time_step,
                              double   time_value);
 
/*----------------------------------------------------------------------------
 * Write nodal mesh to a a Catalyst object
 *
 * parameters:
 *   this_writer_p <-- pointer to associated writer.
 *   mesh          <-- pointer to nodal mesh structure that should be written.
 *----------------------------------------------------------------------------*/
 
void
fvm_to_catalyst_export_nodal(void               *this_writer_p,
                             const fvm_nodal_t  *mesh);
 
/*----------------------------------------------------------------------------
 * Write field associated with a nodal mesh to a Catalyst object.
 *
 * Assigning a negative value to the time step indicates a time-independent
 * field (in which case the time_value argument is unused).
 *
 * parameters:
 *   this_writer_p    <-- pointer to associated writer
 *   mesh             <-- pointer to associated nodal mesh structure
 *   name             <-- variable name
 *   location         <-- variable definition location (nodes or elements)
 *   dimension        <-- variable dimension (0: constant, 1: scalar,
 *                        3: vector, 6: sym. tensor, 9: asym. tensor)
 *   interlace        <-- indicates if variable in memory is interlaced
 *   n_parent_lists   <-- indicates if variable values are to be obtained
 *                        directly through the local entity index (when 0) or
 *                        through the parent entity numbers (when 1 or more)
 *   parent_num_shift <-- parent number to value array index shifts;
 *                        size: n_parent_lists
 *   datatype         <-- indicates the data type of (source) field values
 *   time_step        <-- number of the current time step
 *   time_value       <-- associated time value
 *   field_values     <-- array of associated field value arrays
 *----------------------------------------------------------------------------*/
 
void
fvm_to_catalyst_export_field(void                  *this_writer_p,
                             const fvm_nodal_t     *mesh,
                             const char            *name,
                             fvm_writer_var_loc_t   location,
                             int                    dimension,
                             cs_interlace_t         interlace,
                             int                    n_parent_lists,
                             const cs_lnum_t        parent_num_shift[],
                             cs_datatype_t          datatype,
                             int                    time_step,
                             double                 time_value,
                             const void      *const field_values[]);
 
/*----------------------------------------------------------------------------
 * Flush files associated with a given writer.
 *
 * In this case, the effective call to coprocessing is done.
 *
 * parameters:
 *   this_writer_p    <-- pointer to associated writer
 *----------------------------------------------------------------------------*/
 
void
fvm_to_catalyst_flush(void  *this_writer_p);
 
/*----------------------------------------------------------------------------*/
 
END_C_DECLS
 
#endif /* defined(HAVE_CATALYST) */
 
#endif /* __FVM_TO_CATALYST_H__ */