mirror of
https://gitlab.kitware.com/vtk/vtk-m
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79 lines
2.4 KiB
C++
79 lines
2.4 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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// 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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// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_exec_arg_CellShape_h
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#define vtk_m_exec_arg_CellShape_h
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#include <vtkm/exec/arg/ExecutionSignatureTagBase.h>
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#include <vtkm/exec/arg/Fetch.h>
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#include <vtkm/exec/arg/ThreadIndicesTopologyMap.h>
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namespace vtkm
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{
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namespace exec
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{
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namespace arg
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{
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/// \brief Aspect tag to use for getting the cell shape.
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///
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/// The \c AspectTagCellShape aspect tag causes the \c Fetch class to
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/// obtain the type of element (e.g. cell cell) from the topology object.
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///
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struct AspectTagCellShape
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{
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};
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/// \brief The \c ExecutionSignature tag to use to get the cell shape.
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///
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struct CellShape : vtkm::exec::arg::ExecutionSignatureTagBase
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{
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static constexpr vtkm::IdComponent INDEX = 1;
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using AspectTag = vtkm::exec::arg::AspectTagCellShape;
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};
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template <typename FetchTag, typename ConnectivityType, typename ExecObjectType>
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struct Fetch<FetchTag,
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vtkm::exec::arg::AspectTagCellShape,
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vtkm::exec::arg::ThreadIndicesTopologyMap<ConnectivityType>,
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ExecObjectType>
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{
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using ThreadIndicesType = vtkm::exec::arg::ThreadIndicesTopologyMap<ConnectivityType>;
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using ValueType = typename ThreadIndicesType::CellShapeTag;
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VTKM_SUPPRESS_EXEC_WARNINGS
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VTKM_EXEC
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ValueType Load(const ThreadIndicesType& indices, const ExecObjectType&) const
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{
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return indices.GetCellShape();
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}
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VTKM_EXEC
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void Store(const ThreadIndicesType&, const ExecObjectType&, const ValueType&) const
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{
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// Store is a no-op.
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}
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};
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}
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}
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} // namespace vtkm::exec::arg
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#endif //vtk_m_exec_arg_CellShape_h
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