vtk-m/vtkm/cont/arg/TransportTagCellSetIn.h
Robert Maynard dfadaabfb7 VTK-m Transport doesn't rely on 'ExecutionTypes' typedefs.
By using decltype we can allow for more flexible types and
remove the nasty '::template ' syntax.
2018-06-19 14:16:47 -04:00

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2.1 KiB
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//============================================================================
// Copyright (c) Kitware, Inc.
// All rights reserved.
// See LICENSE.txt for details.
// This software is distributed WITHOUT ANY WARRANTY; without even
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE. See the above copyright notice for more information.
//
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-NA0003525 with NTESS,
// the U.S. Government retains certain rights in this software.
//
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
// Laboratory (LANL), the U.S. Government retains certain rights in
// this software.
//============================================================================
#ifndef vtk_m_cont_arg_TransportTagCellSetIn_h
#define vtk_m_cont_arg_TransportTagCellSetIn_h
#include <vtkm/Types.h>
#include <vtkm/cont/CellSet.h>
#include <vtkm/cont/arg/Transport.h>
namespace vtkm
{
namespace cont
{
namespace arg
{
/// \brief \c Transport tag for input arrays.
///
/// \c TransportTagCellSetIn is a tag used with the \c Transport class to
/// transport topology objects for input data.
///
template <typename FromTopology, typename ToTopology>
struct TransportTagCellSetIn
{
};
template <typename FromTopology, typename ToTopology, typename ContObjectType, typename Device>
struct Transport<vtkm::cont::arg::TransportTagCellSetIn<FromTopology, ToTopology>,
ContObjectType,
Device>
{
VTKM_IS_CELL_SET(ContObjectType);
using ExecObjectType = decltype(
std::declval<ContObjectType>().PrepareForInput(Device(), FromTopology(), ToTopology()));
template <typename InputDomainType>
VTKM_CONT ExecObjectType
operator()(const ContObjectType& object, const InputDomainType&, vtkm::Id, vtkm::Id) const
{
return object.PrepareForInput(Device(), FromTopology(), ToTopology());
}
};
}
}
} // namespace vtkm::cont::arg
#endif //vtk_m_cont_arg_TransportTagCellSetIn_h