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https://gitlab.kitware.com/vtk/vtk-m
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42 lines
1.2 KiB
C++
42 lines
1.2 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_cont_EnvironmentTracker_h
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#define vtk_m_cont_EnvironmentTracker_h
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#include <vtkm/Types.h>
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#include <vtkm/cont/vtkm_cont_export.h>
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#include <vtkm/internal/ExportMacros.h>
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#include <vtkm/thirdparty/diy/diy.h>
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namespace vtkm
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{
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namespace cont
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{
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/// \brief Maintain MPI controller, if any, for distributed operation.
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///
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/// `EnvironmentTracker` is a class that provides static API to track the global
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/// MPI controller to use for operating in a distributed environment.
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class VTKM_CONT_EXPORT EnvironmentTracker
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{
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public:
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VTKM_CONT
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static void SetCommunicator(const vtkmdiy::mpi::communicator& comm);
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VTKM_CONT
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static const vtkmdiy::mpi::communicator& GetCommunicator();
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};
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}
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}
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#endif // vtk_m_cont_EnvironmentTracker_h
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