mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-19 18:45:43 +00:00
70 lines
2.1 KiB
C++
70 lines
2.1 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 Sandia Corporation.
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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-AC04-94AL85000 with Sandia Corporation,
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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_FetchTagTopologyIn_h
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#define vtk_m_exec_arg_FetchTagTopologyIn_h
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#include <vtkm/exec/arg/AspectTagDefault.h>
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#include <vtkm/exec/arg/Fetch.h>
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namespace vtkm {
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namespace exec {
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namespace arg {
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/// \brief \c Fetch tag for getting topology information.
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///
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/// \c FetchTagTopologyIn is a tag used with the \c Fetch class to retreive
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/// values from a topology object. This default parameter returns
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/// the basis topology type, i.e. cell type in a \c WorkletCellMap.
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///
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struct FetchTagTopologyIn { };
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template<typename Invocation, vtkm::IdComponent ParameterIndex>
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struct Fetch<
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vtkm::exec::arg::FetchTagTopologyIn,
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vtkm::exec::arg::AspectTagDefault,
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Invocation,
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ParameterIndex>
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{
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typedef typename Invocation::ParameterInterface::
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template ParameterType<ParameterIndex>::type ExecObjectType;
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typedef vtkm::Id ValueType;
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VTKM_EXEC_EXPORT
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ValueType Load(vtkm::Id index, const Invocation &invocation) const
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{
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return invocation.Parameters.template GetParameter<ParameterIndex>().
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GetElementShapeType(index);
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}
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VTKM_EXEC_EXPORT
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void Store(vtkm::Id, const Invocation &, const ValueType &) const
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{
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// Store is a no-op for this fetch.
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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_FetchTagTopologyIn_h
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