Tpetra_Details_castAwayConstDualView.hpp

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#ifndef TPETRA_DETAILS_CASTAWAYCONSTDUALVIEW_HPP
#define TPETRA_DETAILS_CASTAWAYCONSTDUALVIEW_HPP
 
 
#include "Kokkos_DualView.hpp"
 
namespace Tpetra {
namespace Details {
 
template<class ValueType, class DeviceType>
Kokkos::DualView<ValueType*, DeviceType>
castAwayConstDualView (const Kokkos::DualView<const ValueType*, DeviceType>& input_dv)
{
  typedef Kokkos::DualView<const ValueType*, DeviceType> input_dual_view_type;
  typedef typename input_dual_view_type::t_dev::non_const_type out_dev_view_type;
  typedef typename input_dual_view_type::t_host::non_const_type out_host_view_type;
 
  out_dev_view_type output_view_dev
    (const_cast<ValueType*> (input_dv.d_view.data ()),
     input_dv.d_view.extent (0));
  out_host_view_type output_view_host
    (const_cast<ValueType*> (input_dv.h_view.data ()),
     input_dv.h_view.extent (0));
 
  Kokkos::DualView<ValueType*, DeviceType> output_dv;
  output_dv.d_view = output_view_dev;
  output_dv.h_view = output_view_host;
  output_dv.modified_device = input_dv.modified_device;
  output_dv.modified_host = input_dv.modified_host;
  return output_dv;
}
 
} // namespace Details
} // namespace Tpetra
 
#endif // TPETRA_DETAILS_CASTAWAYCONSTDUALVIEW_HPP