ec34cb56c4
Also fix deadlocks that occur when portals are not destroyed in time.
377 lines
13 KiB
C++
377 lines
13 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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#include <vtkm/cont/Algorithm.h>
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/ArrayHandleCompositeVector.h>
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#include <vtkm/cont/ArrayHandleCounting.h>
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#include <vtkm/cont/ArrayHandleSwizzle.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <type_traits>
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namespace
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{
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template <typename ValueType>
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struct SwizzleTests
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{
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using SwizzleInputArrayType = vtkm::cont::ArrayHandle<vtkm::Vec<ValueType, 4>>;
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template <vtkm::IdComponent OutSize>
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using SwizzleArrayType = vtkm::cont::ArrayHandleSwizzle<SwizzleInputArrayType, OutSize>;
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using ReferenceComponentArrayType = vtkm::cont::ArrayHandleCounting<ValueType>;
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using ReferenceArrayType = vtkm::cont::ArrayHandleCompositeVector<ReferenceComponentArrayType,
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ReferenceComponentArrayType,
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ReferenceComponentArrayType,
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ReferenceComponentArrayType>;
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template <vtkm::IdComponent Size>
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using MapType = vtkm::Vec<vtkm::IdComponent, Size>;
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using Algo = vtkm::cont::Algorithm;
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// This is used to build a ArrayHandleSwizzle's internal array.
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ReferenceArrayType RefArray;
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void ConstructReferenceArray()
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{
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// Build the Ref array
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const vtkm::Id numValues = 32;
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ReferenceComponentArrayType c1 =
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vtkm::cont::make_ArrayHandleCounting<ValueType>(3, 2, numValues);
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ReferenceComponentArrayType c2 =
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vtkm::cont::make_ArrayHandleCounting<ValueType>(2, 3, numValues);
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ReferenceComponentArrayType c3 =
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vtkm::cont::make_ArrayHandleCounting<ValueType>(4, 4, numValues);
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ReferenceComponentArrayType c4 =
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vtkm::cont::make_ArrayHandleCounting<ValueType>(1, 3, numValues);
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this->RefArray = vtkm::cont::make_ArrayHandleCompositeVector(c1, c2, c3, c4);
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}
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SwizzleInputArrayType BuildSwizzleInputArray() const
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{
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SwizzleInputArrayType result;
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Algo::Copy(this->RefArray, result);
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return result;
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}
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template <vtkm::IdComponent OutSize>
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void SanityCheck(const MapType<OutSize>& map) const
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{
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using Swizzle = SwizzleArrayType<OutSize>;
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using Traits = typename Swizzle::SwizzleTraits;
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VTKM_TEST_ASSERT(Traits::OutVecSize ==
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vtkm::VecTraits<typename Swizzle::ValueType>::NUM_COMPONENTS,
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"Traits::OutVecSize invalid.");
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VTKM_TEST_ASSERT(
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VTKM_PASS_COMMAS(std::is_same<typename Traits::ComponentType, ValueType>::value),
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"Traits::ComponentType invalid.");
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VTKM_TEST_ASSERT(
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VTKM_PASS_COMMAS(
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std::is_same<typename Traits::OutValueType, vtkm::Vec<ValueType, OutSize>>::value),
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"Traits::OutValueType invalid.");
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SwizzleInputArrayType input = this->BuildSwizzleInputArray();
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auto swizzle = vtkm::cont::make_ArrayHandleSwizzle(input, map);
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VTKM_TEST_ASSERT(input.GetNumberOfValues() == swizzle.GetNumberOfValues(),
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"Number of values in copied Swizzle array does not match input.");
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}
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template <vtkm::IdComponent OutSize>
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void ReadTest(const MapType<OutSize>& map) const
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{
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using Traits = typename SwizzleArrayType<OutSize>::SwizzleTraits;
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// Test that the expected values are read from an Swizzle array.
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SwizzleInputArrayType input = this->BuildSwizzleInputArray();
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auto swizzle = vtkm::cont::make_ArrayHandleSwizzle(input, map);
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// Test reading the data back in the control env:
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this->ValidateReadTest(swizzle, map);
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// Copy the extracted array in the execution environment to test reading:
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vtkm::cont::ArrayHandle<typename Traits::OutValueType> execCopy;
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Algo::Copy(swizzle, execCopy);
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this->ValidateReadTest(execCopy, map);
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}
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template <typename ArrayHandleType, vtkm::IdComponent OutSize>
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void ValidateReadTest(ArrayHandleType testArray, const MapType<OutSize>& map) const
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{
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using Traits = typename SwizzleArrayType<OutSize>::SwizzleTraits;
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using ReferenceVectorType = typename ReferenceArrayType::ValueType;
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using SwizzleVectorType = typename Traits::OutValueType;
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VTKM_TEST_ASSERT(map.GetNumberOfComponents() ==
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vtkm::VecTraits<SwizzleVectorType>::NUM_COMPONENTS,
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"Unexpected runtime component map size.");
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VTKM_TEST_ASSERT(testArray.GetNumberOfValues() == this->RefArray.GetNumberOfValues(),
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"Number of values incorrect in Read test.");
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auto refPortal = this->RefArray.ReadPortal();
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auto testPortal = testArray.ReadPortal();
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SwizzleVectorType refVecSwizzle(vtkm::TypeTraits<SwizzleVectorType>::ZeroInitialization());
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for (vtkm::Id i = 0; i < testArray.GetNumberOfValues(); ++i)
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{
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ReferenceVectorType refVec = refPortal.Get(i);
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// Manually swizzle the reference vector using the runtime map information:
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for (vtkm::IdComponent j = 0; j < map.GetNumberOfComponents(); ++j)
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{
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refVecSwizzle[j] = refVec[map[j]];
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}
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VTKM_TEST_ASSERT(test_equal(refVecSwizzle, testPortal.Get(i), 0.),
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"Invalid value encountered in Read test.");
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}
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}
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// Doubles everything in the input portal.
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template <typename PortalType>
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struct WriteTestFunctor : vtkm::exec::FunctorBase
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{
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PortalType Portal;
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VTKM_CONT
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WriteTestFunctor(const PortalType& portal)
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: Portal(portal)
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{
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}
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VTKM_EXEC_CONT
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void operator()(vtkm::Id index) const { this->Portal.Set(index, this->Portal.Get(index) * 2.); }
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};
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struct WriteExec
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{
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template <typename DeviceTag, typename SwizzleHandleType>
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bool operator()(DeviceTag, SwizzleHandleType& swizzle) const
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{
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vtkm::cont::Token token;
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using Portal = typename SwizzleHandleType::template ExecutionTypes<DeviceTag>::Portal;
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WriteTestFunctor<Portal> functor(swizzle.PrepareForInPlace(DeviceTag(), token));
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Algo::Schedule(functor, swizzle.GetNumberOfValues());
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return true;
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}
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};
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template <vtkm::IdComponent OutSize>
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void WriteTest(const MapType<OutSize>& map) const
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{
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// Control test:
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{
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SwizzleInputArrayType input = this->BuildSwizzleInputArray();
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auto swizzle = vtkm::cont::make_ArrayHandleSwizzle(input, map);
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{
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WriteTestFunctor<typename SwizzleArrayType<OutSize>::WritePortalType> functor(
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swizzle.WritePortal());
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for (vtkm::Id i = 0; i < swizzle.GetNumberOfValues(); ++i)
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{
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functor(i);
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}
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}
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this->ValidateWriteTestArray(input, map);
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}
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// Exec test:
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{
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SwizzleInputArrayType input = this->BuildSwizzleInputArray();
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auto swizzle = vtkm::cont::make_ArrayHandleSwizzle(input, map);
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vtkm::cont::TryExecute(WriteExec{}, swizzle);
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this->ValidateWriteTestArray(input, map);
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}
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}
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// Check that the swizzled components are twice the reference value.
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template <vtkm::IdComponent OutSize>
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void ValidateWriteTestArray(SwizzleInputArrayType testArray, const MapType<OutSize>& map) const
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{
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auto refPortal = this->RefArray.ReadPortal();
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auto portal = testArray.ReadPortal();
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VTKM_TEST_ASSERT(portal.GetNumberOfValues() == refPortal.GetNumberOfValues(),
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"Number of values in write test output do not match input.");
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for (vtkm::Id i = 0; i < portal.GetNumberOfValues(); ++i)
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{
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auto value = portal.Get(i);
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auto refValue = refPortal.Get(i);
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// Double all of the components that appear in the map to replicate the
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// test result:
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for (vtkm::IdComponent j = 0; j < map.GetNumberOfComponents(); ++j)
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{
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refValue[map[j]] *= 2;
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}
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VTKM_TEST_ASSERT(test_equal(refValue, value, 0.), "Value mismatch in Write test.");
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}
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}
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template <vtkm::IdComponent OutSize>
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void TestSwizzle(const MapType<OutSize>& map) const
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{
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this->SanityCheck(map);
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this->ReadTest(map);
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this->WriteTest(map);
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}
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void operator()()
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{
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this->ConstructReferenceArray();
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this->TestSwizzle(vtkm::make_Vec(0, 1));
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this->TestSwizzle(vtkm::make_Vec(0, 2));
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this->TestSwizzle(vtkm::make_Vec(0, 3));
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this->TestSwizzle(vtkm::make_Vec(1, 0));
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this->TestSwizzle(vtkm::make_Vec(1, 2));
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this->TestSwizzle(vtkm::make_Vec(1, 3));
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this->TestSwizzle(vtkm::make_Vec(2, 0));
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this->TestSwizzle(vtkm::make_Vec(2, 1));
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this->TestSwizzle(vtkm::make_Vec(2, 3));
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this->TestSwizzle(vtkm::make_Vec(3, 0));
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this->TestSwizzle(vtkm::make_Vec(3, 1));
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this->TestSwizzle(vtkm::make_Vec(3, 2));
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this->TestSwizzle(vtkm::make_Vec(0, 1, 2));
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this->TestSwizzle(vtkm::make_Vec(0, 1, 3));
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this->TestSwizzle(vtkm::make_Vec(0, 2, 1));
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this->TestSwizzle(vtkm::make_Vec(0, 2, 3));
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this->TestSwizzle(vtkm::make_Vec(0, 3, 1));
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this->TestSwizzle(vtkm::make_Vec(0, 3, 2));
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this->TestSwizzle(vtkm::make_Vec(1, 0, 2));
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this->TestSwizzle(vtkm::make_Vec(1, 0, 3));
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this->TestSwizzle(vtkm::make_Vec(1, 2, 0));
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this->TestSwizzle(vtkm::make_Vec(1, 2, 3));
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this->TestSwizzle(vtkm::make_Vec(1, 3, 0));
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this->TestSwizzle(vtkm::make_Vec(1, 3, 2));
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this->TestSwizzle(vtkm::make_Vec(2, 0, 1));
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this->TestSwizzle(vtkm::make_Vec(2, 0, 3));
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this->TestSwizzle(vtkm::make_Vec(2, 1, 0));
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this->TestSwizzle(vtkm::make_Vec(2, 1, 3));
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this->TestSwizzle(vtkm::make_Vec(2, 3, 0));
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this->TestSwizzle(vtkm::make_Vec(2, 3, 1));
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this->TestSwizzle(vtkm::make_Vec(3, 0, 1));
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this->TestSwizzle(vtkm::make_Vec(3, 0, 2));
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this->TestSwizzle(vtkm::make_Vec(3, 1, 0));
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this->TestSwizzle(vtkm::make_Vec(3, 1, 2));
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this->TestSwizzle(vtkm::make_Vec(3, 2, 0));
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this->TestSwizzle(vtkm::make_Vec(3, 2, 1));
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this->TestSwizzle(vtkm::make_Vec(0, 1, 2, 3));
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this->TestSwizzle(vtkm::make_Vec(0, 1, 3, 2));
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this->TestSwizzle(vtkm::make_Vec(0, 2, 1, 3));
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this->TestSwizzle(vtkm::make_Vec(0, 2, 3, 1));
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this->TestSwizzle(vtkm::make_Vec(0, 3, 1, 2));
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this->TestSwizzle(vtkm::make_Vec(0, 3, 2, 1));
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this->TestSwizzle(vtkm::make_Vec(1, 0, 2, 3));
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this->TestSwizzle(vtkm::make_Vec(1, 0, 3, 2));
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this->TestSwizzle(vtkm::make_Vec(1, 2, 0, 3));
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this->TestSwizzle(vtkm::make_Vec(1, 2, 3, 0));
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this->TestSwizzle(vtkm::make_Vec(1, 3, 0, 2));
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this->TestSwizzle(vtkm::make_Vec(1, 3, 2, 0));
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this->TestSwizzle(vtkm::make_Vec(2, 0, 1, 3));
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this->TestSwizzle(vtkm::make_Vec(2, 0, 3, 1));
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this->TestSwizzle(vtkm::make_Vec(2, 1, 0, 3));
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this->TestSwizzle(vtkm::make_Vec(2, 1, 3, 0));
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this->TestSwizzle(vtkm::make_Vec(2, 3, 0, 1));
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this->TestSwizzle(vtkm::make_Vec(2, 3, 1, 0));
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this->TestSwizzle(vtkm::make_Vec(3, 0, 1, 2));
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this->TestSwizzle(vtkm::make_Vec(3, 0, 2, 1));
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this->TestSwizzle(vtkm::make_Vec(3, 1, 0, 2));
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this->TestSwizzle(vtkm::make_Vec(3, 1, 2, 0));
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this->TestSwizzle(vtkm::make_Vec(3, 2, 0, 1));
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this->TestSwizzle(vtkm::make_Vec(3, 2, 1, 0));
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}
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};
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struct ArgToTemplateType
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{
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template <typename ValueType>
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void operator()(ValueType) const
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{
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SwizzleTests<ValueType>()();
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}
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};
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void TestArrayHandleSwizzle()
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{
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using TestTypes = vtkm::List<vtkm::Int32, vtkm::Int64, vtkm::Float32, vtkm::Float64>;
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vtkm::testing::Testing::TryTypes(ArgToTemplateType(), TestTypes());
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}
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void TestComponentMapValidator()
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{
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vtkm::cont::ArrayHandle<vtkm::Id4> dummy;
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// Repeat components:
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bool error = false;
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try
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{
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vtkm::cont::make_ArrayHandleSwizzle(dummy, 0, 1, 2, 1);
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error = true;
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}
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catch (vtkm::cont::ErrorBadValue& e)
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{
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std::cout << "Caught expected exception 1: " << e.what() << "\n";
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}
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VTKM_TEST_ASSERT(!error, "Repeat components allowed.");
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try
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{
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vtkm::cont::make_ArrayHandleSwizzle(dummy, 0, 1, 2, -1);
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error = true;
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}
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catch (vtkm::cont::ErrorBadValue& e)
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{
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std::cout << "Caught expected exception 2: " << e.what() << "\n";
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}
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VTKM_TEST_ASSERT(!error, "Negative components allowed.");
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try
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{
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vtkm::cont::make_ArrayHandleSwizzle(dummy, 0, 1, 2, 5);
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error = true;
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}
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catch (vtkm::cont::ErrorBadValue& e)
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{
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std::cout << "Caught expected exception 3: " << e.what() << "\n";
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}
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VTKM_TEST_ASSERT(!error, "Invalid component allowed.");
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}
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} // end anon namespace
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int UnitTestArrayHandleSwizzle(int argc, char* argv[])
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{
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try
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{
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TestComponentMapValidator();
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}
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catch (vtkm::cont::Error& e)
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{
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std::cerr << "Error: " << e.what() << "\n";
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return EXIT_FAILURE;
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}
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return vtkm::cont::testing::Testing::Run(TestArrayHandleSwizzle, argc, argv);
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}
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