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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
/**
* @class vtkMPI4PyCommunicator
* @brief Class for bridging MPI4Py with vtkMPICommunicator.
*
*
* This class can be used to convert between VTK and MPI4Py communicators.
*
* @sa
* vtkMPICommunicator
*/
#ifndef vtkMPI4PyCommunicator_h
#define vtkMPI4PyCommunicator_h
// This class should only be wrapped for Python. The hierarchy "wrapping" also
// needs to see the class for use in the Python wrappers.
#if !defined(__VTK_WRAP__) || defined(__VTK_WRAP_HIERARCHY__) || defined(__VTK_WRAP_PYTHON__)
#include "vtkPython.h" // For PyObject*; must be first
#include "vtkObject.h"
#include "vtkParallelMPI4PyModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class vtkMPICommunicator;
class VTKPARALLELMPI4PY_EXPORT vtkMPI4PyCommunicator : public vtkObject
{
public:
vtkTypeMacro(vtkMPI4PyCommunicator, vtkObject);
void PrintSelf(ostream& os, vtkIndent indent) override;
static vtkMPI4PyCommunicator* New();
vtkMPI4PyCommunicator();
/**
* Convert a VTK communicator into an mpi4py communicator.
*/
static PyObject* ConvertToPython(vtkMPICommunicator* comm);
/**
* Convert an mpi4py communicator into a VTK communicator.
*/
static vtkMPICommunicator* ConvertToVTK(PyObject* comm);
private:
vtkMPI4PyCommunicator(const vtkMPI4PyCommunicator&) = delete;
void operator=(const vtkMPI4PyCommunicator&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
#endif
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