TransportTagAtomicArray.h

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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.
//============================================================================
#ifndef vtk_m_cont_arg_TransportTagAtomicArray_h
#define vtk_m_cont_arg_TransportTagAtomicArray_h
 
#include <vtkm/Types.h>
 
#include <vtkm/cont/ArrayHandle.h>
 
#include <vtkm/cont/arg/Transport.h>
 
#include <vtkm/cont/AtomicArray.h>
 
namespace vtkm
{
namespace cont
{
namespace arg
{
 
struct TransportTagAtomicArray
{
};
 
template <typename T, typename Device>
struct Transport<vtkm::cont::arg::TransportTagAtomicArray,
                 vtkm::cont::ArrayHandle<T, vtkm::cont::StorageTagBasic>,
                 Device>
{
  using ExecObjectType = vtkm::exec::AtomicArrayExecutionObject<T>;
  using ExecType = vtkm::cont::AtomicArray<T>;
 
  template <typename InputDomainType>
  VTKM_CONT ExecObjectType
  operator()(vtkm::cont::ArrayHandle<T, vtkm::cont::StorageTagBasic>& array,
             const InputDomainType&,
             vtkm::Id,
             vtkm::Id,
             vtkm::cont::Token& token) const
  {
    // Note: we ignore the size of the domain because the randomly accessed
    // array might not have the same size depending on how the user is using
    // the array.
    ExecType obj(array);
    return obj.PrepareForExecution(Device(), token);
  }
};
 
}
}
} // namespace vtkm::cont::arg
 
#endif //vtk_m_cont_arg_TransportTagAtomicArray_h