mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-05 01:49:02 +00:00
609 lines
20 KiB
C++
609 lines
20 KiB
C++
//============================================================================
|
|
// 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_ArrayHandleCompositeVector_h
|
|
#define vtk_m_ArrayHandleCompositeVector_h
|
|
|
|
#include <vtkm/cont/ArrayExtractComponent.h>
|
|
#include <vtkm/cont/ArrayHandle.h>
|
|
|
|
#include <vtkm/StaticAssert.h>
|
|
#include <vtkm/Tuple.h>
|
|
#include <vtkm/VecTraits.h>
|
|
|
|
#include <vtkmstd/integer_sequence.h>
|
|
|
|
#include <numeric>
|
|
#include <type_traits>
|
|
|
|
namespace vtkm
|
|
{
|
|
namespace internal
|
|
{
|
|
|
|
namespace compvec
|
|
{
|
|
|
|
template <typename... PortalList>
|
|
using AllPortalsAreWritable =
|
|
vtkm::ListAll<vtkm::List<PortalList...>, vtkm::internal::PortalSupportsSets>;
|
|
|
|
// GetValueType: ---------------------------------------------------------------
|
|
// Determines the output `ValueType` of the set of `ArrayHandle` objects. For example, if the input
|
|
// set contains 3 types with `vtkm::Float32` ValueTypes, then the ValueType defined here will be
|
|
// `vtkm::Vec<Float32, 3>`. This also validates that all members have the same `ValueType`.
|
|
|
|
template <typename ExpectedValueType, typename ArrayType>
|
|
struct CheckValueType
|
|
{
|
|
VTKM_STATIC_ASSERT_MSG((std::is_same<ExpectedValueType, typename ArrayType::ValueType>::value),
|
|
"ArrayHandleCompositeVector must be built from "
|
|
"ArrayHandles with the same ValueTypes.");
|
|
};
|
|
|
|
template <typename ArrayType0, typename... ArrayTypes>
|
|
struct GetValueType
|
|
{
|
|
static constexpr vtkm::IdComponent COUNT =
|
|
static_cast<vtkm::IdComponent>(sizeof...(ArrayTypes)) + 1;
|
|
using ComponentType = typename ArrayType0::ValueType;
|
|
using ValueCheck = vtkm::List<CheckValueType<ComponentType, ArrayTypes>...>;
|
|
using ValueType = vtkm::Vec<ComponentType, COUNT>;
|
|
};
|
|
|
|
// Special case for only one component
|
|
template <typename ArrayType>
|
|
struct GetValueType<ArrayType>
|
|
{
|
|
static constexpr vtkm::IdComponent COUNT = 1;
|
|
using ComponentType = typename ArrayType::ValueType;
|
|
using ValueType = typename ArrayType::ValueType;
|
|
};
|
|
|
|
// SetToPortals: ---------------------------------------------------------------
|
|
// Given a Vec-like object, and index, and a set of array portals, sets each of
|
|
// the portals to the respective component of the Vec.
|
|
VTKM_SUPPRESS_EXEC_WARNINGS
|
|
template <typename ValueType, vtkm::IdComponent... I, typename... Portals>
|
|
VTKM_EXEC_CONT void SetToPortalsImpl(vtkm::Id index,
|
|
const ValueType& value,
|
|
vtkmstd::integer_sequence<vtkm::IdComponent, I...>,
|
|
const Portals&... portals)
|
|
{
|
|
using Traits = vtkm::VecTraits<ValueType>;
|
|
(void)std::initializer_list<bool>{ (portals.Set(index, Traits::GetComponent(value, I)),
|
|
false)... };
|
|
}
|
|
|
|
VTKM_SUPPRESS_EXEC_WARNINGS
|
|
template <typename ValueType, typename... Portals>
|
|
VTKM_EXEC_CONT void SetToPortals(vtkm::Id index, const ValueType& value, const Portals&... portals)
|
|
{
|
|
SetToPortalsImpl(
|
|
index,
|
|
value,
|
|
vtkmstd::make_integer_sequence<vtkm::IdComponent, vtkm::IdComponent(sizeof...(Portals))>{},
|
|
portals...);
|
|
}
|
|
|
|
} // namespace compvec
|
|
|
|
template <typename... PortalTypes>
|
|
class VTKM_ALWAYS_EXPORT ArrayPortalCompositeVector
|
|
{
|
|
using Writable = compvec::AllPortalsAreWritable<PortalTypes...>;
|
|
using TupleType = vtkm::Tuple<PortalTypes...>;
|
|
TupleType Portals;
|
|
|
|
public:
|
|
using ValueType = typename compvec::GetValueType<PortalTypes...>::ValueType;
|
|
|
|
VTKM_EXEC_CONT
|
|
ArrayPortalCompositeVector() {}
|
|
|
|
VTKM_CONT
|
|
ArrayPortalCompositeVector(const PortalTypes&... portals)
|
|
: Portals(portals...)
|
|
{
|
|
}
|
|
|
|
VTKM_CONT
|
|
ArrayPortalCompositeVector(const TupleType& portals)
|
|
: Portals(portals)
|
|
{
|
|
}
|
|
|
|
VTKM_EXEC_CONT
|
|
vtkm::Id GetNumberOfValues() const { return vtkm::Get<0>(this->Portals).GetNumberOfValues(); }
|
|
|
|
VTKM_EXEC_CONT
|
|
ValueType Get(vtkm::Id index) const
|
|
{
|
|
auto getFromPortals = [index](const auto&... portals) {
|
|
return ValueType{ portals.Get(index)... };
|
|
};
|
|
return this->Portals.Apply(getFromPortals);
|
|
}
|
|
|
|
template <typename Writable_ = Writable,
|
|
typename = typename std::enable_if<Writable_::value>::type>
|
|
VTKM_EXEC_CONT void Set(vtkm::Id index, const ValueType& value) const
|
|
{
|
|
// Note that we are using a lambda function here to implicitly construct a
|
|
// functor to pass to Apply. Some device compilers will not allow passing a
|
|
// function or function pointer to Tuple::Apply.
|
|
auto setToPortal = [index, &value](const auto&... portals) {
|
|
compvec::SetToPortals(index, value, portals...);
|
|
};
|
|
this->Portals.Apply(setToPortal);
|
|
}
|
|
};
|
|
|
|
}
|
|
} // vtkm::internal
|
|
|
|
namespace vtkm
|
|
{
|
|
namespace cont
|
|
{
|
|
namespace internal
|
|
{
|
|
|
|
namespace compvec
|
|
{
|
|
|
|
template <typename ArrayType>
|
|
struct VerifyArrayHandle
|
|
{
|
|
VTKM_STATIC_ASSERT_MSG(vtkm::cont::internal::ArrayHandleCheck<ArrayType>::type::value,
|
|
"Template parameters for ArrayHandleCompositeVector "
|
|
"must be a list of ArrayHandle types.");
|
|
};
|
|
|
|
} // end namespace compvec
|
|
|
|
} // namespace internal
|
|
|
|
template <typename... StorageTags>
|
|
struct VTKM_ALWAYS_EXPORT StorageTagCompositeVec
|
|
{
|
|
};
|
|
|
|
namespace internal
|
|
{
|
|
|
|
template <typename... ArrayTs>
|
|
struct CompositeVectorTraits
|
|
{
|
|
// Need to check this here, since this traits struct is used in the
|
|
// ArrayHandleCompositeVector superclass definition before any other
|
|
// static_asserts could be used.
|
|
using CheckArrayHandles = vtkm::List<compvec::VerifyArrayHandle<ArrayTs>...>;
|
|
|
|
using ValueType = typename vtkm::internal::compvec::GetValueType<ArrayTs...>::ValueType;
|
|
using StorageTag = vtkm::cont::StorageTagCompositeVec<typename ArrayTs::StorageTag...>;
|
|
using Superclass = ArrayHandle<ValueType, StorageTag>;
|
|
};
|
|
|
|
template <typename T, typename... StorageTags>
|
|
class Storage<vtkm::Vec<T, static_cast<vtkm::IdComponent>(sizeof...(StorageTags))>,
|
|
vtkm::cont::StorageTagCompositeVec<StorageTags...>>
|
|
{
|
|
using ValueType = vtkm::Vec<T, static_cast<vtkm::IdComponent>(sizeof...(StorageTags))>;
|
|
|
|
struct Info
|
|
{
|
|
std::array<std::size_t, sizeof...(StorageTags) + 1> BufferOffset;
|
|
};
|
|
|
|
template <typename S>
|
|
using StorageFor = vtkm::cont::internal::Storage<T, S>;
|
|
|
|
using StorageTuple = vtkm::Tuple<StorageFor<StorageTags>...>;
|
|
|
|
VTKM_CONT static std::vector<vtkm::cont::internal::Buffer> GetBuffers(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
std::size_t subArray)
|
|
{
|
|
Info info = buffers[0].GetMetaData<Info>();
|
|
return std::vector<vtkm::cont::internal::Buffer>(buffers.begin() + info.BufferOffset[subArray],
|
|
buffers.begin() +
|
|
info.BufferOffset[subArray + 1]);
|
|
}
|
|
|
|
template <std::size_t I>
|
|
VTKM_CONT static std::vector<vtkm::cont::internal::Buffer> Buffers(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
return GetBuffers(buffers, I);
|
|
}
|
|
|
|
using IndexList = vtkmstd::make_index_sequence<sizeof...(StorageTags)>;
|
|
|
|
public:
|
|
using ReadPortalType =
|
|
vtkm::internal::ArrayPortalCompositeVector<typename StorageFor<StorageTags>::ReadPortalType...>;
|
|
using WritePortalType = vtkm::internal::ArrayPortalCompositeVector<
|
|
typename StorageFor<StorageTags>::WritePortalType...>;
|
|
|
|
private:
|
|
template <std::size_t... Is>
|
|
static void ResizeBuffersImpl(vtkmstd::index_sequence<Is...>,
|
|
vtkm::Id numValues,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::CopyFlag preserve,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
std::vector<std::vector<vtkm::cont::internal::Buffer>> bufferPartitions = { Buffers<Is>(
|
|
buffers)... };
|
|
auto init_list = { (vtkm::tuple_element_t<Is, StorageTuple>::ResizeBuffers(
|
|
numValues, bufferPartitions[Is], preserve, token),
|
|
false)... };
|
|
(void)init_list;
|
|
}
|
|
|
|
template <std::size_t... Is>
|
|
static void FillImpl(vtkmstd::index_sequence<Is...>,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
const ValueType& fillValue,
|
|
vtkm::Id startIndex,
|
|
vtkm::Id endIndex,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
auto init_list = { (
|
|
vtkm::tuple_element_t<Is, StorageTuple>::Fill(Buffers<Is>(buffers),
|
|
fillValue[static_cast<vtkm::IdComponent>(Is)],
|
|
startIndex,
|
|
endIndex,
|
|
token),
|
|
false)... };
|
|
(void)init_list;
|
|
}
|
|
|
|
template <std::size_t... Is>
|
|
static ReadPortalType CreateReadPortalImpl(
|
|
vtkmstd::index_sequence<Is...>,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::cont::DeviceAdapterId device,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
return ReadPortalType(vtkm::tuple_element_t<Is, StorageTuple>::CreateReadPortal(
|
|
Buffers<Is>(buffers), device, token)...);
|
|
}
|
|
|
|
template <std::size_t... Is>
|
|
static WritePortalType CreateWritePortalImpl(
|
|
vtkmstd::index_sequence<Is...>,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::cont::DeviceAdapterId device,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
return WritePortalType(vtkm::tuple_element_t<Is, StorageTuple>::CreateWritePortal(
|
|
Buffers<Is>(buffers), device, token)...);
|
|
}
|
|
|
|
public:
|
|
VTKM_CONT static vtkm::IdComponent GetNumberOfComponentsFlat(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
// Assume that all subcomponents are the same size. Things are not well defined otherwise.
|
|
return vtkm::tuple_element_t<0, StorageTuple>::GetNumberOfComponentsFlat(
|
|
GetBuffers(buffers, 0)) *
|
|
ValueType::NUM_COMPONENTS;
|
|
}
|
|
|
|
VTKM_CONT static vtkm::Id GetNumberOfValues(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
return vtkm::TupleElement<0, StorageTuple>::GetNumberOfValues(Buffers<0>(buffers));
|
|
}
|
|
|
|
VTKM_CONT static void ResizeBuffers(vtkm::Id numValues,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::CopyFlag preserve,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
ResizeBuffersImpl(IndexList{}, numValues, buffers, preserve, token);
|
|
}
|
|
|
|
VTKM_CONT static void Fill(const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
const ValueType& fillValue,
|
|
vtkm::Id startIndex,
|
|
vtkm::Id endIndex,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
FillImpl(IndexList{}, buffers, fillValue, startIndex, endIndex, token);
|
|
}
|
|
|
|
VTKM_CONT static ReadPortalType CreateReadPortal(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::cont::DeviceAdapterId device,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
return CreateReadPortalImpl(IndexList{}, buffers, device, token);
|
|
}
|
|
|
|
VTKM_CONT static WritePortalType CreateWritePortal(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers,
|
|
vtkm::cont::DeviceAdapterId device,
|
|
vtkm::cont::Token& token)
|
|
{
|
|
return CreateWritePortalImpl(IndexList{}, buffers, device, token);
|
|
}
|
|
|
|
public:
|
|
VTKM_CONT static std::vector<vtkm::cont::internal::Buffer> CreateBuffers(
|
|
const vtkm::cont::ArrayHandle<T, StorageTags>&... arrays)
|
|
{
|
|
auto numBuffers = { std::size_t{ 1 }, arrays.GetBuffers().size()... };
|
|
Info info;
|
|
std::partial_sum(numBuffers.begin(), numBuffers.end(), info.BufferOffset.begin());
|
|
return vtkm::cont::internal::CreateBuffers(info, arrays...);
|
|
}
|
|
|
|
VTKM_CONT static std::vector<vtkm::cont::internal::Buffer> CreateBuffers()
|
|
{
|
|
return CreateBuffers(vtkm::cont::ArrayHandle<T, StorageTags>{}...);
|
|
}
|
|
|
|
private:
|
|
using ArrayTupleType = vtkm::Tuple<vtkm::cont::ArrayHandle<T, StorageTags>...>;
|
|
|
|
template <std::size_t... Is>
|
|
VTKM_CONT static ArrayTupleType GetArrayTupleImpl(
|
|
vtkmstd::index_sequence<Is...>,
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
return ArrayTupleType(vtkm::cont::ArrayHandle<T, StorageTags>(Buffers<Is>(buffers))...);
|
|
}
|
|
|
|
public:
|
|
VTKM_CONT static ArrayTupleType GetArrayTuple(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
return GetArrayTupleImpl(IndexList{}, buffers);
|
|
}
|
|
};
|
|
|
|
// Special degenerative case when there is only one array being composited
|
|
template <typename T, typename StorageTag>
|
|
struct Storage<T, vtkm::cont::StorageTagCompositeVec<StorageTag>> : Storage<T, StorageTag>
|
|
{
|
|
VTKM_CONT static std::vector<vtkm::cont::internal::Buffer> CreateBuffers(
|
|
const vtkm::cont::ArrayHandle<T, StorageTag>& array = vtkm::cont::ArrayHandle<T, StorageTag>{})
|
|
{
|
|
return vtkm::cont::internal::CreateBuffers(array);
|
|
}
|
|
|
|
VTKM_CONT static vtkm::Tuple<vtkm::cont::ArrayHandle<T, StorageTag>> GetArrayTuple(
|
|
const std::vector<vtkm::cont::internal::Buffer>& buffers)
|
|
{
|
|
return vtkm::cont::ArrayHandle<T, StorageTag>(buffers);
|
|
}
|
|
};
|
|
|
|
} // namespace internal
|
|
|
|
/// @brief An `ArrayHandle` that combines components from other arrays.
|
|
///
|
|
/// `ArrayHandleCompositeVector` is a specialization of `ArrayHandle` that
|
|
/// derives its content from other arrays. It takes any number of
|
|
/// single-component \c ArrayHandle objects and mimics an array that contains
|
|
/// vectors with components that come from these delegate arrays.
|
|
///
|
|
/// The easiest way to create and type an `ArrayHandleCompositeVector` is
|
|
/// to use the \c make_ArrayHandleCompositeVector functions.
|
|
///
|
|
/// The `ArrayHandleExtractComponent` class may be helpful when a desired
|
|
/// component is part of an `ArrayHandle` with a `vtkm::Vec` `ValueType`.
|
|
///
|
|
/// If you are attempted to combine components that you know are stored in
|
|
/// basic `ArrayHandle`s, consider using `ArrayHandleSOA` instead.
|
|
///
|
|
template <typename... ArrayTs>
|
|
class ArrayHandleCompositeVector
|
|
: public ArrayHandle<typename internal::CompositeVectorTraits<ArrayTs...>::ValueType,
|
|
typename internal::CompositeVectorTraits<ArrayTs...>::StorageTag>
|
|
{
|
|
public:
|
|
VTKM_ARRAY_HANDLE_SUBCLASS(ArrayHandleCompositeVector,
|
|
(ArrayHandleCompositeVector<ArrayTs...>),
|
|
(typename internal::CompositeVectorTraits<ArrayTs...>::Superclass));
|
|
|
|
/// Construct an `ArrayHandleCompositeVector` from a set of component vectors.
|
|
VTKM_CONT
|
|
ArrayHandleCompositeVector(const ArrayTs&... arrays)
|
|
: Superclass(StorageType::CreateBuffers(arrays...))
|
|
{
|
|
}
|
|
|
|
/// Return the arrays of all of the components in a `vtkm::Tuple` object.
|
|
VTKM_CONT vtkm::Tuple<ArrayTs...> GetArrayTuple() const
|
|
{
|
|
return StorageType::GetArrayTuple(this->GetBuffers());
|
|
}
|
|
};
|
|
|
|
/// Create a composite vector array from other arrays.
|
|
///
|
|
template <typename... ArrayTs>
|
|
VTKM_CONT ArrayHandleCompositeVector<ArrayTs...> make_ArrayHandleCompositeVector(
|
|
const ArrayTs&... arrays)
|
|
{
|
|
// Will issue compiler error if any of ArrayTs is not a valid ArrayHandle.
|
|
vtkm::List<internal::compvec::VerifyArrayHandle<ArrayTs>...> checkArrayHandles;
|
|
(void)checkArrayHandles;
|
|
return ArrayHandleCompositeVector<ArrayTs...>(arrays...);
|
|
}
|
|
|
|
//--------------------------------------------------------------------------------
|
|
// Specialization of ArrayExtractComponent
|
|
namespace internal
|
|
{
|
|
|
|
namespace detail
|
|
{
|
|
|
|
template <typename T>
|
|
struct ExtractComponentCompositeVecFunctor
|
|
{
|
|
using ResultArray = vtkm::cont::ArrayHandleStride<typename vtkm::VecTraits<T>::BaseComponentType>;
|
|
|
|
ResultArray operator()(vtkm::IdComponent, vtkm::IdComponent, vtkm::CopyFlag) const
|
|
{
|
|
throw vtkm::cont::ErrorBadValue("Invalid component index given to ArrayExtractComponent.");
|
|
}
|
|
|
|
template <typename A0, typename... As>
|
|
ResultArray operator()(vtkm::IdComponent compositeIndex,
|
|
vtkm::IdComponent subIndex,
|
|
vtkm::CopyFlag allowCopy,
|
|
const A0& array0,
|
|
const As&... arrays) const
|
|
{
|
|
if (compositeIndex == 0)
|
|
{
|
|
return vtkm::cont::internal::ArrayExtractComponentImpl<typename A0::StorageTag>{}(
|
|
array0, subIndex, allowCopy);
|
|
}
|
|
else
|
|
{
|
|
return (*this)(--compositeIndex, subIndex, allowCopy, arrays...);
|
|
}
|
|
}
|
|
};
|
|
|
|
} // namespace detail
|
|
|
|
// Superclass will inherit the ArrayExtractComponentImplInefficient property if any
|
|
// of the sub-storage are inefficient (thus making everything inefficient).
|
|
template <typename... StorageTags>
|
|
struct ArrayExtractComponentImpl<StorageTagCompositeVec<StorageTags...>>
|
|
: vtkm::cont::internal::ArrayExtractComponentImplInherit<StorageTags...>
|
|
{
|
|
template <typename VecT>
|
|
auto operator()(
|
|
const vtkm::cont::ArrayHandle<VecT, vtkm::cont::StorageTagCompositeVec<StorageTags...>>& src,
|
|
vtkm::IdComponent componentIndex,
|
|
vtkm::CopyFlag allowCopy) const
|
|
{
|
|
using T = typename vtkm::VecTraits<VecT>::ComponentType;
|
|
vtkm::cont::ArrayHandleCompositeVector<vtkm::cont::ArrayHandle<T, StorageTags>...> array(src);
|
|
constexpr vtkm::IdComponent NUM_SUB_COMPONENTS = vtkm::VecFlat<T>::NUM_COMPONENTS;
|
|
|
|
return array.GetArrayTuple().Apply(detail::ExtractComponentCompositeVecFunctor<T>{},
|
|
componentIndex / NUM_SUB_COMPONENTS,
|
|
componentIndex % NUM_SUB_COMPONENTS,
|
|
allowCopy);
|
|
}
|
|
};
|
|
|
|
} // namespace internal
|
|
|
|
}
|
|
} // namespace vtkm::cont
|
|
|
|
//=============================================================================
|
|
// Specializations of serialization related classes
|
|
/// @cond SERIALIZATION
|
|
namespace vtkm
|
|
{
|
|
namespace cont
|
|
{
|
|
|
|
template <typename... AHs>
|
|
struct SerializableTypeString<vtkm::cont::ArrayHandleCompositeVector<AHs...>>
|
|
{
|
|
static VTKM_CONT const std::string& Get()
|
|
{
|
|
static std::string name =
|
|
"AH_CompositeVector<" + internal::GetVariadicSerializableTypeString(AHs{}...) + ">";
|
|
return name;
|
|
}
|
|
};
|
|
|
|
template <typename T, typename... STs>
|
|
struct SerializableTypeString<
|
|
vtkm::cont::ArrayHandle<vtkm::Vec<T, static_cast<vtkm::IdComponent>(sizeof...(STs))>,
|
|
vtkm::cont::StorageTagCompositeVec<STs...>>>
|
|
: SerializableTypeString<
|
|
vtkm::cont::ArrayHandleCompositeVector<vtkm::cont::ArrayHandle<T, STs>...>>
|
|
{
|
|
};
|
|
}
|
|
} // vtkm::cont
|
|
|
|
namespace mangled_diy_namespace
|
|
{
|
|
|
|
template <typename... AHs>
|
|
struct Serialization<vtkm::cont::ArrayHandleCompositeVector<AHs...>>
|
|
{
|
|
private:
|
|
using Type = typename vtkm::cont::ArrayHandleCompositeVector<AHs...>;
|
|
using BaseType = vtkm::cont::ArrayHandle<typename Type::ValueType, typename Type::StorageTag>;
|
|
|
|
struct SaveFunctor
|
|
{
|
|
BinaryBuffer& Buffer;
|
|
SaveFunctor(BinaryBuffer& bb)
|
|
: Buffer(bb)
|
|
{
|
|
}
|
|
|
|
template <typename AH>
|
|
void operator()(const AH& ah) const
|
|
{
|
|
vtkmdiy::save(this->Buffer, ah);
|
|
}
|
|
};
|
|
|
|
struct LoadFunctor
|
|
{
|
|
BinaryBuffer& Buffer;
|
|
LoadFunctor(BinaryBuffer& bb)
|
|
: Buffer(bb)
|
|
{
|
|
}
|
|
|
|
template <typename AH>
|
|
void operator()(AH& ah) const
|
|
{
|
|
vtkmdiy::load(this->Buffer, ah);
|
|
}
|
|
};
|
|
|
|
static BaseType Create(const AHs&... arrays) { return Type(arrays...); }
|
|
|
|
public:
|
|
static VTKM_CONT void save(BinaryBuffer& bb, const BaseType& obj)
|
|
{
|
|
Type(obj).GetArrayTuple().ForEach(SaveFunctor{ bb });
|
|
}
|
|
|
|
static VTKM_CONT void load(BinaryBuffer& bb, BaseType& obj)
|
|
{
|
|
vtkm::Tuple<AHs...> tuple;
|
|
tuple.ForEach(LoadFunctor{ bb });
|
|
obj = tuple.Apply(Create);
|
|
}
|
|
};
|
|
|
|
template <typename T, typename... STs>
|
|
struct Serialization<
|
|
vtkm::cont::ArrayHandle<vtkm::Vec<T, static_cast<vtkm::IdComponent>(sizeof...(STs))>,
|
|
vtkm::cont::StorageTagCompositeVec<STs...>>>
|
|
: Serialization<vtkm::cont::ArrayHandleCompositeVector<vtkm::cont::ArrayHandle<T, STs>...>>
|
|
{
|
|
};
|
|
} // diy
|
|
/// @endcond SERIALIZATION
|
|
|
|
#endif //vtk_m_ArrayHandleCompositeVector_h
|