mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
6b089be03e
To get a portal to access ArrayHandle values in the control environment, you now use the ReadPortal and WritePortal methods. The portals returned are wrapped in an ArrayPortalToken object so that the data between the portal and the ArrayHandle are guaranteed to be consistent.
74 lines
2.2 KiB
C++
74 lines
2.2 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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//
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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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#ifndef vtk_m_internal_ArrayPortalHelpers_h
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#define vtk_m_internal_ArrayPortalHelpers_h
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#include <vtkm/VecTraits.h>
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#include <vtkm/internal/ExportMacros.h>
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namespace vtkm
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{
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namespace internal
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{
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namespace detail
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{
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template <typename PortalType>
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struct PortalSupportsGetsImpl
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{
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template <typename U, typename S = decltype(std::declval<U>().Get(vtkm::Id{}))>
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static std::true_type has(int);
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template <typename U>
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static std::false_type has(...);
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using type = decltype(has<PortalType>(0));
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};
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template <typename PortalType>
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struct PortalSupportsSetsImpl
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{
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template <typename U,
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typename S = decltype(std::declval<U>().Set(vtkm::Id{},
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std::declval<typename U::ValueType>()))>
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static std::true_type has(int);
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template <typename U>
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static std::false_type has(...);
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using type = decltype(has<PortalType>(0));
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};
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template <typename PortalType>
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struct PortalSupportsIteratorsImpl
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{
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template <typename U, typename S = decltype(std::declval<U>().GetIteratorBegin())>
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static std::true_type has(int);
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template <typename U>
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static std::false_type has(...);
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using type = decltype(has<PortalType>(0));
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};
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} // namespace detail
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template <typename PortalType>
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using PortalSupportsGets =
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typename detail::PortalSupportsGetsImpl<typename std::decay<PortalType>::type>::type;
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template <typename PortalType>
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using PortalSupportsSets =
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typename detail::PortalSupportsSetsImpl<typename std::decay<PortalType>::type>::type;
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template <typename PortalType>
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using PortalSupportsIterators =
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typename detail::PortalSupportsIteratorsImpl<typename std::decay<PortalType>::type>::type;
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}
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} // namespace vtkm::internal
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#endif //vtk_m_internal_ArrayPortalHelpers_h
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