mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
Created ArrayHandleCompositeVector.
This derived array handle creates an array of vectors whose components come from other arrays of vectors. In either case ArrayHandleCompositeVector handles scalars as vectors of size 1.
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vtkm/cont/ArrayHandleCompositeVector.h
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716
vtkm/cont/ArrayHandleCompositeVector.h
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//============================================================================
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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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// 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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// Copyright 2014 Sandia Corporation.
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014. Los Alamos National Security
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_ArrayHandleCompositeVector_h
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#define vtk_m_ArrayHandleCompositeVector_h
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/ErrorControlBadValue.h>
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#include <vtkm/cont/ErrorControlInternal.h>
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#include <vtkm/VectorTraits.h>
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#include <vtkm/internal/FunctionInterface.h>
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#include <boost/static_assert.hpp>
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namespace vtkm {
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namespace cont {
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namespace internal {
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namespace detail {
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template<typename ValueType>
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struct CompositeVectorSwizzleFunctor
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{
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static const int NUM_COMPONENTS =
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vtkm::VectorTraits<ValueType>::NUM_COMPONENTS;
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typedef vtkm::Tuple<int, NUM_COMPONENTS> ComponentMapType;
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// Caution! This is a reference.
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const ComponentMapType &SourceComponents;
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VTKM_EXEC_CONT_EXPORT
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CompositeVectorSwizzleFunctor(const ComponentMapType &sourceComponents)
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: SourceComponents(sourceComponents) { }
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// Currently only supporting 1-4 components.
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template<typename T1>
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VTKM_EXEC_CONT_EXPORT
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ValueType operator()(const T1 &p1) const {
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return ValueType(
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vtkm::VectorTraits<T1>::GetComponent(p1, this->SourceComponents[0]));
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}
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template<typename T1, typename T2>
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VTKM_EXEC_CONT_EXPORT
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ValueType operator()(const T1 &p1, const T2 &p2) const {
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return ValueType(
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vtkm::VectorTraits<T1>::GetComponent(p1, this->SourceComponents[0]),
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vtkm::VectorTraits<T2>::GetComponent(p2, this->SourceComponents[1]));
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}
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template<typename T1, typename T2, typename T3>
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VTKM_EXEC_CONT_EXPORT
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ValueType operator()(const T1 &p1, const T2 &p2, const T3 &p3) const {
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return ValueType(
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vtkm::VectorTraits<T1>::GetComponent(p1, this->SourceComponents[0]),
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vtkm::VectorTraits<T2>::GetComponent(p2, this->SourceComponents[1]),
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vtkm::VectorTraits<T3>::GetComponent(p3, this->SourceComponents[2]));
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}
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template<typename T1, typename T2, typename T3, typename T4>
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VTKM_EXEC_CONT_EXPORT
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ValueType operator()(const T1 &p1,
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const T2 &p2,
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const T3 &p3,
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const T4 &p4) const {
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return ValueType(
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vtkm::VectorTraits<T1>::GetComponent(p1, this->SourceComponents[0]),
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vtkm::VectorTraits<T2>::GetComponent(p2, this->SourceComponents[1]),
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vtkm::VectorTraits<T3>::GetComponent(p3, this->SourceComponents[2]),
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vtkm::VectorTraits<T4>::GetComponent(p4, this->SourceComponents[3]));
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}
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};
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template<typename ReturnValueType>
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struct CompositeVectorPullValueFunctor
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{
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vtkm::Id Index;
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VTKM_EXEC_EXPORT
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CompositeVectorPullValueFunctor(vtkm::Id index) : Index(index) { }
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// This form is to pull values out of array arguments.
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template<typename PortalType>
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VTKM_EXEC_EXPORT
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typename PortalType::ValueType operator()(const PortalType &portal) const {
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return portal.Get(this->Index);
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}
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// This form is an identity to pass the return value back.
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VTKM_EXEC_EXPORT
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const ReturnValueType &operator()(const ReturnValueType &value) const {
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return value;
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}
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};
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struct CompositeVectorArrayToPortalCont {
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template<typename ArrayHandleType>
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struct ReturnType {
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typedef typename ArrayHandleType::PortalConstControl type;
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};
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template<typename ArrayHandleType>
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VTKM_CONT_EXPORT
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typename ReturnType<ArrayHandleType>::type
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operator()(const ArrayHandleType &array) const {
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return array.GetPortalConstControl();
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}
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};
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template<typename DeviceAdapterTag>
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struct CompositeVectorArrayToPortalExec {
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template<typename ArrayHandleType>
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struct ReturnType {
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typedef typename ArrayHandleType::template ExecutionTypes<
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DeviceAdapterTag>::PortalConst type;
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};
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template<typename ArrayHandleType>
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VTKM_CONT_EXPORT
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typename ReturnType<ArrayHandleType>::type
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operator()(const ArrayHandleType &array) const {
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return array.PrepareForInput(DeviceAdapterTag());
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}
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};
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struct CheckArraySizeFunctor {
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vtkm::Id ExpectedSize;
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CheckArraySizeFunctor(vtkm::Id expectedSize) : ExpectedSize(expectedSize) { }
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template<typename T>
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void operator()(const T &a) const {
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if (a.GetNumberOfValues() != this->ExpectedSize)
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{
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throw vtkm::cont::ErrorControlBadValue(
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"All input arrays to ArrayHandleCompositeVector must be the same size.");
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}
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}
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};
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} // namespace detail
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/// \brief A portal that gets values from components of other portals.
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///
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/// This is the portal used within ArrayHandleCompositeVector.
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///
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template<typename SignatureWithPortals>
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class ArrayPortalCompositeVector
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{
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typedef vtkm::internal::FunctionInterface<SignatureWithPortals> PortalTypes;
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typedef vtkm::Tuple<int, PortalTypes::ARITY> ComponentMapType;
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public:
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typedef typename PortalTypes::ResultType ValueType;
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static const int NUM_COMPONENTS =
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vtkm::VectorTraits<ValueType>::NUM_COMPONENTS;
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BOOST_STATIC_ASSERT(NUM_COMPONENTS == PortalTypes::ARITY);
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VTKM_EXEC_CONT_EXPORT
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ArrayPortalCompositeVector() { }
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VTKM_CONT_EXPORT
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ArrayPortalCompositeVector(
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const PortalTypes portals,
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vtkm::Tuple<int, NUM_COMPONENTS> sourceComponents)
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: Portals(portals), SourceComponents(sourceComponents) { }
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VTKM_EXEC_EXPORT
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vtkm::Id GetNumberOfValues() const {
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return this->Portals.template GetParameter<1>().GetNumberOfValues();
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}
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VTKM_EXEC_EXPORT
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ValueType Get(vtkm::Id index) const {
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// This might be inefficient because we are copying all the portals only
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// because they are coupled with the return value.
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PortalTypes localPortals = this->Portals;
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localPortals.InvokeExec(
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detail::CompositeVectorSwizzleFunctor<ValueType>(this->SourceComponents),
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detail::CompositeVectorPullValueFunctor<ValueType>(index));
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return localPortals.GetReturnValue();
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}
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private:
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PortalTypes Portals;
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ComponentMapType SourceComponents;
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};
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/// \brief A "portal" that holds arrays to get components from.
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///
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/// This class takes place as the control-side portal within an
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/// ArrayHandleCompositeVector. This is an incomplete implementation, so you
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/// really can't use it to get values. However, between this and the
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/// specialization ArrayTransfer, it's enough to get values to the execution
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/// environment.
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///
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template<typename SignatureWithArrays>
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class ArrayPortalCompositeVectorCont
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{
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typedef vtkm::internal::FunctionInterface<SignatureWithArrays>
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FunctionInterfaceArrays;
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public:
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typedef typename FunctionInterfaceArrays::ResultType ValueType;
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static const int NUM_COMPONENTS =
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vtkm::VectorTraits<ValueType>::NUM_COMPONENTS;
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typedef vtkm::Tuple<int, NUM_COMPONENTS> ComponentMapType;
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// If you get a compile error here, it means you probably tried to create
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// an ArrayHandleCompositeVector with a return type of a vector with a
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// different number of components than the number of arrays given.
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BOOST_STATIC_ASSERT(NUM_COMPONENTS == FunctionInterfaceArrays::ARITY);
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VTKM_CONT_EXPORT
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ArrayPortalCompositeVectorCont() : NumberOfValues(0) { }
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VTKM_CONT_EXPORT
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ArrayPortalCompositeVectorCont(
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const FunctionInterfaceArrays &arrays,
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const ComponentMapType &vtkmNotUsed(sourceComponents))
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: NumberOfValues(arrays.template GetParameter<1>().GetNumberOfValues()) { }
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VTKM_CONT_EXPORT
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vtkm::Id GetNumberOfValues() const {
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return this->NumberOfValues;
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}
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VTKM_CONT_EXPORT
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ValueType Get(vtkm::Id vtkmNotUsed(index)) const {
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throw vtkm::cont::ErrorControlInternal("Not implemented.");
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}
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VTKM_CONT_EXPORT
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void Set(vtkm::Id vtkmNotUsed(index), ValueType vtkmNotUsed(value)) {
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throw vtkm::cont::ErrorControlInternal("Not implemented.");
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}
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// Not a viable type, but there is no implementation.
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typedef ValueType *IteratorType;
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VTKM_CONT_EXPORT
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IteratorType GetIteratorBegin() const {
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throw vtkm::cont::ErrorControlInternal("Not implemented.");
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}
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VTKM_CONT_EXPORT
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IteratorType GetIteratorEnd() const {
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throw vtkm::cont::ErrorControlInternal("Not implemented.");
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}
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private:
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vtkm::Id NumberOfValues;
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};
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template<typename SignatureWithArrays>
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struct ArrayContainerControlTagCompositeVector { };
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/// A convenience class that provides a typedef to the appropriate tag for
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/// a counting array container.
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template<typename SignatureWithArrays>
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struct ArrayHandleCompositeVectorTraits
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{
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typedef vtkm::cont::internal::ArrayContainerControlTagCompositeVector<
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SignatureWithArrays> Tag;
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typedef typename vtkm::internal::FunctionInterface<SignatureWithArrays>::ResultType
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ValueType;
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typedef vtkm::cont::internal::ArrayContainerControl<
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ValueType, Tag> ContainerType;
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};
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// It may seem weird that this specialization throws an exception for
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// everything, but that is because all the functionality is handled in the
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// ArrayTransfer class.
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template<typename SignatureWithArrays>
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class ArrayContainerControl<
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typename ArrayHandleCompositeVectorTraits<SignatureWithArrays>::ValueType,
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vtkm::cont::internal::ArrayContainerControlTagCompositeVector<SignatureWithArrays> >
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{
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typedef vtkm::internal::FunctionInterface<SignatureWithArrays>
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FunctionInterfaceWithArrays;
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static const int NUM_COMPONENTS = FunctionInterfaceWithArrays::ARITY;
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typedef vtkm::Tuple<int, NUM_COMPONENTS> ComponentMapType;
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public:
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typedef ArrayPortalCompositeVectorCont<SignatureWithArrays> PortalType;
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typedef PortalType PortalConstType;
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typedef typename PortalType::ValueType ValueType;
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VTKM_CONT_EXPORT
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ArrayContainerControl() : Valid(false) { }
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VTKM_CONT_EXPORT
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ArrayContainerControl(const FunctionInterfaceWithArrays &arrays,
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const ComponentMapType &sourceComponents)
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: Arrays(arrays), SourceComponents(sourceComponents), Valid(true)
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{
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arrays.ForEachCont(
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detail::CheckArraySizeFunctor(this->GetNumberOfValues()));
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}
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VTKM_CONT_EXPORT
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PortalType GetPortal() {
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays are read only.");
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}
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VTKM_CONT_EXPORT
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PortalConstType GetPortalConst() const {
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if (!this->Valid)
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Tried to use an ArrayHandleCompositeHandle without dependent arrays.");
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}
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return PortalConstType(this->Arrays, this->SourceComponents);
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}
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VTKM_CONT_EXPORT
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vtkm::Id GetNumberOfValues() const {
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if (!this->Valid)
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Tried to use an ArrayHandleCompositeHandle without dependent arrays.");
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}
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return this->Arrays.template GetParameter<1>().GetNumberOfValues();
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}
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VTKM_CONT_EXPORT
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void Allocate(vtkm::Id vtkmNotUsed(numberOfValues)) {
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throw vtkm::cont::ErrorControlInternal(
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"The allocate method for the composite vector control array "
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"container should never have been called. The allocate is generally "
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"only called by the execution array manager, and the array transfer "
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"for the transform container should prevent the execution array "
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"manager from being directly used.");
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}
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VTKM_CONT_EXPORT
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void Shrink(vtkm::Id vtkmNotUsed(numberOfValues)) {
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays are read-only.");
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}
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VTKM_CONT_EXPORT
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void ReleaseResources() {
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if (this->Valid)
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{
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// TODO: Implement this.
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}
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}
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VTKM_CONT_EXPORT
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const FunctionInterfaceWithArrays &GetArrays() const {
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VTKM_ASSERT_CONT(this->Valid);
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return this->Arrays;
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}
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VTKM_CONT_EXPORT
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const ComponentMapType &GetSourceComponents() const {
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VTKM_ASSERT_CONT(this->Valid);
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return this->SourceComponents;
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}
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private:
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FunctionInterfaceWithArrays Arrays;
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ComponentMapType SourceComponents;
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bool Valid;
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};
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template<typename SignatureWithArrays, typename DeviceAdapterTag>
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class ArrayTransfer<
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typename ArrayHandleCompositeVectorTraits<SignatureWithArrays>::ValueType,
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vtkm::cont::internal::ArrayContainerControlTagCompositeVector<SignatureWithArrays>,
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DeviceAdapterTag>
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{
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VTKM_IS_DEVICE_ADAPTER_TAG(DeviceAdapterTag);
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typedef typename ArrayHandleCompositeVectorTraits<SignatureWithArrays>::ContainerType
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ContainerType;
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typedef vtkm::internal::FunctionInterface<SignatureWithArrays>
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FunctionWithArrays;
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typedef typename FunctionWithArrays::template StaticTransformType<
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detail::CompositeVectorArrayToPortalExec<DeviceAdapterTag> >::type
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FunctionWithPortals;
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typedef typename FunctionWithPortals::Signature SignatureWithPortals;
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public:
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typedef typename ArrayHandleCompositeVectorTraits<SignatureWithArrays>::ValueType
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ValueType;
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// These are not currently fully implemented.
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typedef typename ContainerType::PortalType PortalControl;
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typedef typename ContainerType::PortalConstType PortalConstControl;
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typedef ArrayPortalCompositeVector<SignatureWithPortals> PortalExecution;
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typedef ArrayPortalCompositeVector<SignatureWithPortals> PortalConstExecution;
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VTKM_CONT_EXPORT
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ArrayTransfer() : ContainerValid(false) { }
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VTKM_CONT_EXPORT
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vtkm::Id GetNumberOfValues() const {
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VTKM_ASSERT_CONT(this->ContainerValid);
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return this->Container.GetNumberOfValues();
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}
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VTKM_CONT_EXPORT
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void LoadDataForInput(PortalConstControl vtkmNotUsed(contPortal))
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{
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throw vtkm::cont::ErrorControlInternal(
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"ArrayHandleCompositeVector in a bad state. "
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"There must be a UserArray set, but how did that happen?");
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}
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VTKM_CONT_EXPORT
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void LoadDataForInput(const ContainerType &controlArray)
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{
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this->Container = controlArray;
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this->ContainerValid = true;
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}
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VTKM_CONT_EXPORT
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void LoadDataForInPlace(ContainerType &vtkmNotUsed(controlArray))
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays cannot be used for output or in place.");
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}
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VTKM_CONT_EXPORT
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void AllocateArrayForOutput(ContainerType &vtkmNotUsed(controlArray),
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vtkm::Id vtkmNotUsed(numberOfValues))
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays cannot be used for output.");
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}
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VTKM_CONT_EXPORT
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void RetrieveOutputData(ContainerType &vtkmNotUsed(controlArray)) const
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays cannot be used for output.");
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}
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template<typename IteratorTypeControl>
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VTKM_CONT_EXPORT
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void CopyInto(IteratorTypeControl vtkmNotUsed(dest)) const
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{
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throw vtkm::cont::ErrorControlInternal(
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"CopyInto not implemented for composite vector arrays.");
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}
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VTKM_CONT_EXPORT
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void Shrink(vtkm::Id vtkmNotUsed(numberOfValues))
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays cannot be resized.");
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}
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VTKM_CONT_EXPORT
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PortalExecution GetPortalExecution()
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{
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throw vtkm::cont::ErrorControlBadValue(
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"Composite vector arrays are read-only. (Get the const portal.)");
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}
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VTKM_CONT_EXPORT
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PortalConstExecution GetPortalConstExecution() const
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{
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VTKM_ASSERT_CONT(this->ContainerValid);
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return
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PortalConstExecution(
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this->Container.GetArrays().StaticTransformCont(
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||||
detail::CompositeVectorArrayToPortalExec<DeviceAdapterTag>()),
|
||||
this->Container.GetSourceComponents());
|
||||
}
|
||||
|
||||
VTKM_CONT_EXPORT
|
||||
void ReleaseResources() {
|
||||
this->Container.ReleaseResources();
|
||||
}
|
||||
|
||||
private:
|
||||
bool ContainerValid;
|
||||
ContainerType Container;
|
||||
};
|
||||
|
||||
} // namespace internal
|
||||
|
||||
/// \brief An \c ArrayHandle that combines components from other arrays.
|
||||
///
|
||||
/// \c ArrayHandleCompositeVector is a specialization of \c ArrayHandle that
|
||||
/// derives its content from other arrays. It takes up to 4 other \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 \c ArrayHandleCompositeVector is
|
||||
/// to use the \c make_ArrayHandleCompositeVector functions.
|
||||
///
|
||||
template<typename Signature>
|
||||
class ArrayHandleCompositeVector
|
||||
: public vtkm::cont::ArrayHandle<
|
||||
typename internal::ArrayHandleCompositeVectorTraits<Signature>::ValueType,
|
||||
typename internal::ArrayHandleCompositeVectorTraits<Signature>::Tag>
|
||||
{
|
||||
typedef typename internal::ArrayHandleCompositeVectorTraits<Signature>::ContainerType
|
||||
ArrayContainerControlType;
|
||||
typedef typename internal::ArrayPortalCompositeVectorCont<Signature>::ComponentMapType
|
||||
ComponentMapType;
|
||||
|
||||
public:
|
||||
typedef vtkm::cont::ArrayHandle<
|
||||
typename internal::ArrayHandleCompositeVectorTraits<Signature>::ValueType,
|
||||
typename internal::ArrayHandleCompositeVectorTraits<Signature>::Tag>
|
||||
Superclass;
|
||||
typedef typename Superclass::ValueType ValueType;
|
||||
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector() : Superclass() { }
|
||||
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector(
|
||||
const vtkm::internal::FunctionInterface<Signature> &arrays,
|
||||
const ComponentMapType &sourceComponents)
|
||||
: Superclass(ArrayContainerControlType(arrays, sourceComponents))
|
||||
{ }
|
||||
|
||||
/// Template constructors for passing in types. You'll get weird compile
|
||||
/// errors if the argument types do not actually match the types in the
|
||||
/// signature.
|
||||
///
|
||||
template<typename ArrayHandleType1>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector(const ArrayHandleType1 &array1,
|
||||
int sourceComponent1)
|
||||
: Superclass(ArrayContainerControlType(
|
||||
vtkm::internal::make_FunctionInterface<ValueType>(array1),
|
||||
ComponentMapType(sourceComponent1)))
|
||||
{ }
|
||||
template<typename ArrayHandleType1,
|
||||
typename ArrayHandleType2>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector(const ArrayHandleType1 &array1,
|
||||
int sourceComponent1,
|
||||
const ArrayHandleType2 &array2,
|
||||
int sourceComponent2)
|
||||
: Superclass(ArrayContainerControlType(
|
||||
vtkm::internal::make_FunctionInterface<ValueType>(
|
||||
array1, array2),
|
||||
ComponentMapType(sourceComponent1,
|
||||
sourceComponent2)))
|
||||
{ }
|
||||
template<typename ArrayHandleType1,
|
||||
typename ArrayHandleType2,
|
||||
typename ArrayHandleType3>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector(const ArrayHandleType1 &array1,
|
||||
int sourceComponent1,
|
||||
const ArrayHandleType2 &array2,
|
||||
int sourceComponent2,
|
||||
const ArrayHandleType3 &array3,
|
||||
int sourceComponent3)
|
||||
: Superclass(ArrayContainerControlType(
|
||||
vtkm::internal::make_FunctionInterface<ValueType>(
|
||||
array1, array2, array3),
|
||||
ComponentMapType(sourceComponent1,
|
||||
sourceComponent2,
|
||||
sourceComponent3)))
|
||||
{ }
|
||||
template<typename ArrayHandleType1,
|
||||
typename ArrayHandleType2,
|
||||
typename ArrayHandleType3,
|
||||
typename ArrayHandleType4>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector(const ArrayHandleType1 &array1,
|
||||
int sourceComponent1,
|
||||
const ArrayHandleType2 &array2,
|
||||
int sourceComponent2,
|
||||
const ArrayHandleType3 &array3,
|
||||
int sourceComponent3,
|
||||
const ArrayHandleType4 &array4,
|
||||
int sourceComponent4)
|
||||
: Superclass(ArrayContainerControlType(
|
||||
vtkm::internal::make_FunctionInterface<ValueType>(
|
||||
array1, array2, array3, array4),
|
||||
ComponentMapType(sourceComponent1,
|
||||
sourceComponent2,
|
||||
sourceComponent3,
|
||||
sourceComponent4)))
|
||||
{ }
|
||||
};
|
||||
|
||||
/// Create a composite vector array from other arrays.
|
||||
///
|
||||
template<typename ValueType1, typename Container1>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector<
|
||||
typename vtkm::VectorTraits<ValueType1>::ComponentType(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>)>
|
||||
make_ArrayHandleCompositeVector(
|
||||
const vtkm::cont::ArrayHandle<ValueType1,Container1> &array1,
|
||||
int sourceComponent1)
|
||||
{
|
||||
return ArrayHandleCompositeVector<
|
||||
typename vtkm::VectorTraits<ValueType1>::ComponentType(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>)>(array1,
|
||||
sourceComponent1);
|
||||
}
|
||||
template<typename ValueType1, typename Container1,
|
||||
typename ValueType2, typename Container2>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,2>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>)>
|
||||
make_ArrayHandleCompositeVector(
|
||||
const vtkm::cont::ArrayHandle<ValueType1,Container1> &array1,
|
||||
int sourceComponent1,
|
||||
const vtkm::cont::ArrayHandle<ValueType2,Container2> &array2,
|
||||
int sourceComponent2)
|
||||
{
|
||||
return ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,2>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>)>(array1,
|
||||
sourceComponent1,
|
||||
array2,
|
||||
sourceComponent2);
|
||||
}
|
||||
template<typename ValueType1, typename Container1,
|
||||
typename ValueType2, typename Container2,
|
||||
typename ValueType3, typename Container3>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,3>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>,
|
||||
vtkm::cont::ArrayHandle<ValueType3,Container3>)>
|
||||
make_ArrayHandleCompositeVector(
|
||||
const vtkm::cont::ArrayHandle<ValueType1,Container1> &array1,
|
||||
int sourceComponent1,
|
||||
const vtkm::cont::ArrayHandle<ValueType2,Container2> &array2,
|
||||
int sourceComponent2,
|
||||
const vtkm::cont::ArrayHandle<ValueType3,Container3> &array3,
|
||||
int sourceComponent3)
|
||||
{
|
||||
return ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,3>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>,
|
||||
vtkm::cont::ArrayHandle<ValueType3,Container3>)>(array1,
|
||||
sourceComponent1,
|
||||
array2,
|
||||
sourceComponent2,
|
||||
array3,
|
||||
sourceComponent3);
|
||||
}
|
||||
template<typename ValueType1, typename Container1,
|
||||
typename ValueType2, typename Container2,
|
||||
typename ValueType3, typename Container3,
|
||||
typename ValueType4, typename Container4>
|
||||
VTKM_CONT_EXPORT
|
||||
ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,4>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>,
|
||||
vtkm::cont::ArrayHandle<ValueType3,Container3>,
|
||||
vtkm::cont::ArrayHandle<ValueType4,Container4>)>
|
||||
make_ArrayHandleCompositeVector(
|
||||
const vtkm::cont::ArrayHandle<ValueType1,Container1> &array1,
|
||||
int sourceComponent1,
|
||||
const vtkm::cont::ArrayHandle<ValueType2,Container2> &array2,
|
||||
int sourceComponent2,
|
||||
const vtkm::cont::ArrayHandle<ValueType3,Container3> &array3,
|
||||
int sourceComponent3,
|
||||
const vtkm::cont::ArrayHandle<ValueType4,Container4> &array4,
|
||||
int sourceComponent4)
|
||||
{
|
||||
return ArrayHandleCompositeVector<
|
||||
vtkm::Tuple<typename vtkm::VectorTraits<ValueType1>::ComponentType,4>(
|
||||
vtkm::cont::ArrayHandle<ValueType1,Container1>,
|
||||
vtkm::cont::ArrayHandle<ValueType2,Container2>,
|
||||
vtkm::cont::ArrayHandle<ValueType3,Container3>,
|
||||
vtkm::cont::ArrayHandle<ValueType4,Container4>)>(array1,
|
||||
sourceComponent1,
|
||||
array2,
|
||||
sourceComponent2,
|
||||
array3,
|
||||
sourceComponent3,
|
||||
array4,
|
||||
sourceComponent4);
|
||||
}
|
||||
|
||||
}
|
||||
} // namespace vtkm::cont
|
||||
|
||||
#endif //vtk_m_ArrayHandleCompositeVector_h
|
@ -25,6 +25,7 @@ set(headers
|
||||
ArrayContainerControlBasic.h
|
||||
ArrayContainerControlImplicit.h
|
||||
ArrayHandle.h
|
||||
ArrayHandleCompositeVector.h
|
||||
ArrayHandleCounting.h
|
||||
ArrayHandleUniformPointCoordinates.h
|
||||
ArrayPortal.h
|
||||
|
@ -29,6 +29,7 @@ set(unit_tests
|
||||
UnitTestArrayContainerControlBasic.cxx
|
||||
UnitTestArrayContainerControlImplicit.cxx
|
||||
UnitTestArrayHandle.cxx
|
||||
UnitTestArrayHandleCompositeVector.cxx
|
||||
UnitTestArrayHandleCounting.cxx
|
||||
UnitTestArrayHandleUniformPointCoordinates.cxx
|
||||
UnitTestContTesting.cxx
|
||||
|
313
vtkm/cont/testing/UnitTestArrayHandleCompositeVector.cxx
Normal file
313
vtkm/cont/testing/UnitTestArrayHandleCompositeVector.cxx
Normal file
@ -0,0 +1,313 @@
|
||||
//============================================================================
|
||||
// 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.
|
||||
//
|
||||
// Copyright 2014 Sandia Corporation.
|
||||
// Copyright 2014 UT-Battelle, LLC.
|
||||
// Copyright 2014. Los Alamos National Security
|
||||
//
|
||||
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
|
||||
// the U.S. Government retains certain rights in this software.
|
||||
//
|
||||
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
|
||||
// Laboratory (LANL), the U.S. Government retains certain rights in
|
||||
// this software.
|
||||
//============================================================================
|
||||
|
||||
// Make sure ArrayHandleCompositeVector does not rely on default container or
|
||||
// device adapter.
|
||||
#define VTKM_ARRAY_CONTAINER_CONTROL VTKM_ARRAY_CONTAINER_CONTROL_ERROR
|
||||
#define VTKM_DEVICE_ADAPTER VTKM_DEVICE_ADAPTER_ERROR
|
||||
|
||||
#include <vtkm/cont/ArrayHandleCompositeVector.h>
|
||||
|
||||
#include <vtkm/VectorTraits.h>
|
||||
|
||||
#include <vtkm/cont/ArrayContainerControlBasic.h>
|
||||
#include <vtkm/cont/DeviceAdapterSerial.h>
|
||||
|
||||
#include <vtkm/cont/testing/Testing.h>
|
||||
|
||||
#include <vector>
|
||||
|
||||
namespace {
|
||||
|
||||
const vtkm::Id ARRAY_SIZE = 10;
|
||||
|
||||
typedef vtkm::cont::ArrayContainerControlTagBasic Container;
|
||||
|
||||
vtkm::Scalar TestValue(vtkm::Id index, int inComponentIndex, int inArrayId)
|
||||
{
|
||||
return index + vtkm::Scalar(0.1)*inComponentIndex + vtkm::Scalar(0.01)*inArrayId;
|
||||
}
|
||||
|
||||
template<typename ValueType>
|
||||
vtkm::cont::ArrayHandle<ValueType, Container>
|
||||
MakeInputArray(int arrayId)
|
||||
{
|
||||
typedef vtkm::VectorTraits<ValueType> VTraits;
|
||||
|
||||
// Create a buffer with valid test values.
|
||||
ValueType buffer[ARRAY_SIZE];
|
||||
for (vtkm::Id index = 0; index < ARRAY_SIZE; index++)
|
||||
{
|
||||
for (int componentIndex = 0;
|
||||
componentIndex < VTraits::NUM_COMPONENTS;
|
||||
componentIndex++)
|
||||
{
|
||||
VTraits::SetComponent(buffer[index],
|
||||
componentIndex,
|
||||
TestValue(index, componentIndex, arrayId));
|
||||
}
|
||||
}
|
||||
|
||||
// Make an array handle that points to this buffer.
|
||||
typedef vtkm::cont::ArrayHandle<ValueType, Container> ArrayHandleType;
|
||||
ArrayHandleType bufferHandle =
|
||||
vtkm::cont::make_ArrayHandle(buffer, ARRAY_SIZE, Container());
|
||||
|
||||
// When this function returns, the array is going to go out of scope, which
|
||||
// will invalidate the array handle we just created. So copy to a new buffer
|
||||
// that will stick around after we return.
|
||||
ArrayHandleType copyHandle;
|
||||
vtkm::cont::DeviceAdapterAlgorithm<vtkm::cont::DeviceAdapterTagSerial>::Copy(
|
||||
bufferHandle, copyHandle);
|
||||
|
||||
return copyHandle;
|
||||
}
|
||||
|
||||
template<typename ValueType, typename C>
|
||||
void CheckArray(const vtkm::cont::ArrayHandle<ValueType,C> &outArray,
|
||||
const int *inComponents,
|
||||
const int *inArrayIds)
|
||||
{
|
||||
// ArrayHandleCompositeVector currently does not implement the ability to
|
||||
// get to values on the control side, so copy to an array that is accessible.
|
||||
typedef vtkm::cont::ArrayHandle<ValueType, Container> ArrayHandleType;
|
||||
ArrayHandleType arrayCopy;
|
||||
vtkm::cont::DeviceAdapterAlgorithm<vtkm::cont::DeviceAdapterTagSerial>::Copy(
|
||||
outArray, arrayCopy);
|
||||
|
||||
typename ArrayHandleType::PortalConstControl portal =
|
||||
arrayCopy.GetPortalConstControl();
|
||||
typedef vtkm::VectorTraits<ValueType> VTraits;
|
||||
for (vtkm::Id index = 0; index < ARRAY_SIZE; index++)
|
||||
{
|
||||
ValueType retreivedValue = portal.Get(index);
|
||||
for (int componentIndex = 0;
|
||||
componentIndex < VTraits::NUM_COMPONENTS;
|
||||
componentIndex++)
|
||||
{
|
||||
vtkm::Scalar retrievedComponent =
|
||||
VTraits::GetComponent(retreivedValue, componentIndex);
|
||||
vtkm::Scalar expectedComponent = TestValue(index,
|
||||
inComponents[componentIndex],
|
||||
inArrayIds[componentIndex]);
|
||||
VTKM_TEST_ASSERT(retrievedComponent == expectedComponent,
|
||||
"Got bad value.");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
template<int inComponents>
|
||||
void TryScalarArray()
|
||||
{
|
||||
std::cout << "Creating a scalar array from one of "
|
||||
<< inComponents << " components." << std::endl;
|
||||
|
||||
typedef vtkm::Tuple<vtkm::Scalar,inComponents> InValueType;
|
||||
typedef vtkm::cont::ArrayHandle<InValueType, Container> InArrayType;
|
||||
int inArrayId = 0;
|
||||
InArrayType inArray = MakeInputArray<InValueType>(inArrayId);
|
||||
|
||||
typedef vtkm::cont::ArrayHandleCompositeVector<vtkm::Scalar(InArrayType)>
|
||||
OutArrayType;
|
||||
for (int inComponentIndex = 0;
|
||||
inComponentIndex < inComponents;
|
||||
inComponentIndex++)
|
||||
{
|
||||
OutArrayType outArray =
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(inArray, inComponentIndex);
|
||||
CheckArray(outArray, &inComponentIndex, &inArrayId);
|
||||
}
|
||||
}
|
||||
|
||||
template<typename T1, typename T2, typename T3, typename T4>
|
||||
void TryVector4(vtkm::cont::ArrayHandle<T1,Container> array1,
|
||||
vtkm::cont::ArrayHandle<T2,Container> array2,
|
||||
vtkm::cont::ArrayHandle<T3,Container> array3,
|
||||
vtkm::cont::ArrayHandle<T4,Container> array4)
|
||||
{
|
||||
int arrayIds[4] = {0, 1, 2, 3};
|
||||
int inComponents[4];
|
||||
|
||||
for (inComponents[0] = 0;
|
||||
inComponents[0] < vtkm::VectorTraits<T1>::NUM_COMPONENTS;
|
||||
inComponents[0]++)
|
||||
{
|
||||
for (inComponents[1] = 0;
|
||||
inComponents[1] < vtkm::VectorTraits<T2>::NUM_COMPONENTS;
|
||||
inComponents[1]++)
|
||||
{
|
||||
for (inComponents[2] = 0;
|
||||
inComponents[2] < vtkm::VectorTraits<T3>::NUM_COMPONENTS;
|
||||
inComponents[2]++)
|
||||
{
|
||||
for (inComponents[3] = 0;
|
||||
inComponents[3] < vtkm::VectorTraits<T4>::NUM_COMPONENTS;
|
||||
inComponents[3]++)
|
||||
{
|
||||
CheckArray(
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(
|
||||
array1, inComponents[0],
|
||||
array2, inComponents[1],
|
||||
array3, inComponents[2],
|
||||
array4, inComponents[3]),
|
||||
inComponents,
|
||||
arrayIds);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
template<typename T1, typename T2, typename T3>
|
||||
void TryVector3(vtkm::cont::ArrayHandle<T1,Container> array1,
|
||||
vtkm::cont::ArrayHandle<T2,Container> array2,
|
||||
vtkm::cont::ArrayHandle<T3,Container> array3)
|
||||
{
|
||||
int arrayIds[3] = {0, 1, 2};
|
||||
int inComponents[3];
|
||||
|
||||
for (inComponents[0] = 0;
|
||||
inComponents[0] < vtkm::VectorTraits<T1>::NUM_COMPONENTS;
|
||||
inComponents[0]++)
|
||||
{
|
||||
for (inComponents[1] = 0;
|
||||
inComponents[1] < vtkm::VectorTraits<T2>::NUM_COMPONENTS;
|
||||
inComponents[1]++)
|
||||
{
|
||||
for (inComponents[2] = 0;
|
||||
inComponents[2] < vtkm::VectorTraits<T3>::NUM_COMPONENTS;
|
||||
inComponents[2]++)
|
||||
{
|
||||
CheckArray(
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(
|
||||
array1, inComponents[0],
|
||||
array2, inComponents[1],
|
||||
array3, inComponents[2]),
|
||||
inComponents,
|
||||
arrayIds);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
std::cout << " Fourth component from Scalar." << std::endl;
|
||||
TryVector4(array1, array2, array3, MakeInputArray<vtkm::Scalar>(3));
|
||||
std::cout << " Fourth component from Vector4." << std::endl;
|
||||
TryVector4(array1, array2, array3, MakeInputArray<vtkm::Vector4>(3));
|
||||
}
|
||||
|
||||
template<typename T1, typename T2>
|
||||
void TryVector2(vtkm::cont::ArrayHandle<T1,Container> array1,
|
||||
vtkm::cont::ArrayHandle<T2,Container> array2)
|
||||
{
|
||||
int arrayIds[2] = {0, 1};
|
||||
int inComponents[2];
|
||||
|
||||
for (inComponents[0] = 0;
|
||||
inComponents[0] < vtkm::VectorTraits<T1>::NUM_COMPONENTS;
|
||||
inComponents[0]++)
|
||||
{
|
||||
for (inComponents[1] = 0;
|
||||
inComponents[1] < vtkm::VectorTraits<T2>::NUM_COMPONENTS;
|
||||
inComponents[1]++)
|
||||
{
|
||||
CheckArray(
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(
|
||||
array1, inComponents[0],
|
||||
array2, inComponents[1]),
|
||||
inComponents,
|
||||
arrayIds);
|
||||
}
|
||||
}
|
||||
|
||||
std::cout << " Third component from Scalar." << std::endl;
|
||||
TryVector3(array1, array2, MakeInputArray<vtkm::Scalar>(2));
|
||||
std::cout << " Third component from Vector2." << std::endl;
|
||||
TryVector3(array1, array2, MakeInputArray<vtkm::Vector2>(2));
|
||||
}
|
||||
|
||||
template<typename T1>
|
||||
void TryVector1(vtkm::cont::ArrayHandle<T1,Container> array1)
|
||||
{
|
||||
int arrayIds[1] = {0};
|
||||
int inComponents[1];
|
||||
|
||||
for (inComponents[0] = 0;
|
||||
inComponents[0] < vtkm::VectorTraits<T1>::NUM_COMPONENTS;
|
||||
inComponents[0]++)
|
||||
{
|
||||
CheckArray(
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(array1, inComponents[0]),
|
||||
inComponents,
|
||||
arrayIds);
|
||||
}
|
||||
|
||||
std::cout << " Second component from Scalar." << std::endl;
|
||||
TryVector2(array1, MakeInputArray<vtkm::Scalar>(1));
|
||||
std::cout << " Second component from Vector4." << std::endl;
|
||||
TryVector2(array1, MakeInputArray<vtkm::Vector4>(1));
|
||||
}
|
||||
|
||||
void TryVector()
|
||||
{
|
||||
std::cout << "Trying many permutations of composite vectors." << std::endl;
|
||||
|
||||
std::cout << " First component from Scalar." << std::endl;
|
||||
TryVector1(MakeInputArray<vtkm::Scalar>(0));
|
||||
std::cout << " First component from Vector3." << std::endl;
|
||||
TryVector1(MakeInputArray<vtkm::Vector3>(0));
|
||||
}
|
||||
|
||||
void TestBadArrayLengths() {
|
||||
std::cout << "Checking behavior when size of input arrays do not agree."
|
||||
<< std::endl;
|
||||
|
||||
typedef vtkm::cont::ArrayHandle<vtkm::Id, Container> InArrayType;
|
||||
InArrayType longInArray = MakeInputArray<vtkm::Id>(0);
|
||||
InArrayType shortInArray = MakeInputArray<vtkm::Id>(1);
|
||||
shortInArray.Shrink(ARRAY_SIZE/2);
|
||||
|
||||
try
|
||||
{
|
||||
vtkm::cont::make_ArrayHandleCompositeVector(longInArray,0, shortInArray,0);
|
||||
VTKM_TEST_FAIL("Did not get exception like expected.");
|
||||
}
|
||||
catch (vtkm::cont::ErrorControlBadValue error)
|
||||
{
|
||||
std::cout << "Got expected error: " << std::endl
|
||||
<< error.GetMessage() << std::endl;
|
||||
}
|
||||
}
|
||||
|
||||
void TestCompositeVector() {
|
||||
TryScalarArray<2>();
|
||||
TryScalarArray<3>();
|
||||
TryScalarArray<4>();
|
||||
|
||||
TryVector();
|
||||
|
||||
TestBadArrayLengths();
|
||||
}
|
||||
|
||||
} // anonymous namespace
|
||||
|
||||
int UnitTestArrayHandleCompositeVector(int, char *[])
|
||||
{
|
||||
return vtkm::cont::testing::Testing::Run(TestCompositeVector);
|
||||
}
|
Loading…
Reference in New Issue
Block a user