TypeCheckTagArrayInOut.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_TypeCheckTagArrayInOut_h
#define vtk_m_cont_arg_TypeCheckTagArrayInOut_h
 
#include <vtkm/cont/arg/TypeCheck.h>
 
#include <vtkm/List.h>
 
#include <vtkm/cont/ArrayHandle.h>
 
#include <vtkm/internal/ArrayPortalHelpers.h>
 
namespace vtkm
{
namespace cont
{
namespace arg
{
 
struct TypeCheckTagArrayInOut
{
};
 
namespace detail
{
 
template <typename ArrayType,
          bool IsArrayHandle = vtkm::cont::internal::ArrayHandleCheck<ArrayType>::type::value>
struct IsArrayHandleInOut;
 
template <typename ArrayType>
struct IsArrayHandleInOut<ArrayType, true>
{
  static constexpr bool value =
    (vtkm::internal::PortalSupportsGets<typename ArrayType::ReadPortalType>::value &&
     vtkm::internal::PortalSupportsSets<typename ArrayType::WritePortalType>::value);
};
 
template <typename ArrayType>
struct IsArrayHandleInOut<ArrayType, false>
{
  static constexpr bool value = false;
};
 
} // namespace detail
 
template <typename ArrayType>
struct TypeCheck<TypeCheckTagArrayInOut, ArrayType>
{
  static constexpr bool value = detail::IsArrayHandleInOut<ArrayType>::value;
};
}
}
} // namespace vtkm::cont::arg
 
#endif //vtk_m_cont_arg_TypeCheckTagArray_h