CAdaptorAPI.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef CAdaptorAPI_h
#define CAdaptorAPI_h
 
#include "vtkPVCatalystModule.h"
 
// This code is meant to be used as an API for C simulation
// codes. To use with C codes, include this header file. Call the
// 'extern "C"' functions as named below for both Fortran and C.
// C code should include this header file to get the properly
// mangled function names.
 
#ifdef __cplusplus
extern "C"
{
#endif
 
  // call at the start of the simulation
  void VTKPVCATALYST_EXPORT coprocessorinitialize();
 
  // call at the end of the simulation
  void VTKPVCATALYST_EXPORT coprocessorfinalize();
 
  // this is the function that determines whether or not there
  // is anything to coprocess this time step
  void VTKPVCATALYST_EXPORT requestdatadescription(
    int* timeStep, double* time, int* coprocessThisTimeStep);
 
  // this function sets needgrid to 1 if it does not have a copy of the grid
  // it sets needgrid to 0 if it does have a copy of the grid but does not
  // check if the grid is modified or needs to be updated
  void VTKPVCATALYST_EXPORT needtocreategrid(int* needGrid);
 
  // do the actual coprocessing.  it is assumed that the vtkCPDataDescription
  // has been filled in elsewhere.
  void VTKPVCATALYST_EXPORT coprocess();
 
#ifdef __cplusplus
} /* extern "C" */
#endif
 
#endif