230 lines
6.3 KiB
C++
230 lines
6.3 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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// 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 2017 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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// Copyright 2017 UT-Battelle, LLC.
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// Copyright 2017 Los Alamos National Security.
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//
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// Under the terms of Contract DE-NA0003525 with NTESS,
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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_cont_testing_TestingVirtualObjectHandle_h
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#define vtk_m_cont_testing_TestingVirtualObjectHandle_h
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#include <vtkm/Types.h>
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#include <vtkm/cont/ArrayHandle.h>
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#include <vtkm/cont/ArrayHandleTransform.h>
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#include <vtkm/cont/DeviceAdapterAlgorithm.h>
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#include <vtkm/cont/VirtualObjectHandle.h>
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#include <vtkm/cont/testing/Testing.h>
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#define ARRAY_LEN 8
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namespace vtkm
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{
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namespace cont
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{
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namespace testing
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{
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namespace virtual_object_detail
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{
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class Transformer : public vtkm::VirtualObjectBase
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{
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public:
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VTKM_EXEC
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virtual vtkm::FloatDefault Eval(vtkm::FloatDefault val) const = 0;
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};
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class Square : public Transformer
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{
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public:
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VTKM_EXEC
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vtkm::FloatDefault Eval(vtkm::FloatDefault val) const override { return val * val; }
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};
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class Multiply : public Transformer
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{
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public:
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VTKM_CONT
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void SetMultiplicand(vtkm::FloatDefault val)
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{
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this->Multiplicand = val;
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this->Modified();
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}
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VTKM_CONT
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vtkm::FloatDefault GetMultiplicand() const { return this->Multiplicand; }
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VTKM_EXEC
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vtkm::FloatDefault Eval(vtkm::FloatDefault val) const override
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{
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return val * this->Multiplicand;
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}
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private:
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vtkm::FloatDefault Multiplicand = 0.0f;
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};
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class TransformerFunctor
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{
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public:
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TransformerFunctor() = default;
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explicit TransformerFunctor(const Transformer* impl)
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: Impl(impl)
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{
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}
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VTKM_EXEC
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vtkm::FloatDefault operator()(vtkm::FloatDefault val) const { return this->Impl->Eval(val); }
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private:
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const Transformer* Impl;
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};
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} // virtual_object_detail
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template <typename DeviceAdapterList>
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class TestingVirtualObjectHandle
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{
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private:
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using FloatArrayHandle = vtkm::cont::ArrayHandle<vtkm::FloatDefault>;
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using ArrayTransform =
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vtkm::cont::ArrayHandleTransform<FloatArrayHandle, virtual_object_detail::TransformerFunctor>;
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using TransformerHandle = vtkm::cont::VirtualObjectHandle<virtual_object_detail::Transformer>;
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class TestStage1
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{
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public:
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TestStage1(const FloatArrayHandle& input, TransformerHandle& handle)
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: Input(&input)
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, Handle(&handle)
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{
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}
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template <typename DeviceAdapter>
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void operator()(DeviceAdapter device) const
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{
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using Algorithm = vtkm::cont::DeviceAdapterAlgorithm<DeviceAdapter>;
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std::cout << "\tDeviceAdapter: " << vtkm::cont::DeviceAdapterTraits<DeviceAdapter>::GetName()
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<< std::endl;
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for (int n = 0; n < 2; ++n)
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{
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virtual_object_detail::TransformerFunctor tfnctr(this->Handle->PrepareForExecution(device));
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ArrayTransform transformed(*this->Input, tfnctr);
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FloatArrayHandle output;
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Algorithm::Copy(transformed, output);
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auto portal = output.GetPortalConstControl();
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for (vtkm::Id i = 0; i < ARRAY_LEN; ++i)
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{
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VTKM_TEST_ASSERT(portal.Get(i) == FloatDefault(i * i), "\tIncorrect result");
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}
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std::cout << "\tSuccess." << std::endl;
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if (n == 0)
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{
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std::cout << "\tReleaseResources and test again..." << std::endl;
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this->Handle->ReleaseExecutionResources();
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}
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}
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}
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private:
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const FloatArrayHandle* Input;
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TransformerHandle* Handle;
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};
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class TestStage2
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{
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public:
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TestStage2(const FloatArrayHandle& input,
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virtual_object_detail::Multiply& mul,
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TransformerHandle& handle)
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: Input(&input)
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, Mul(&mul)
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, Handle(&handle)
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{
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}
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template <typename DeviceAdapter>
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void operator()(DeviceAdapter device) const
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{
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using Algorithm = vtkm::cont::DeviceAdapterAlgorithm<DeviceAdapter>;
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std::cout << "\tDeviceAdapter: " << vtkm::cont::DeviceAdapterTraits<DeviceAdapter>::GetName()
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<< std::endl;
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this->Mul->SetMultiplicand(2);
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for (int n = 0; n < 2; ++n)
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{
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virtual_object_detail::TransformerFunctor tfnctr(this->Handle->PrepareForExecution(device));
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ArrayTransform transformed(*this->Input, tfnctr);
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FloatArrayHandle output;
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Algorithm::Copy(transformed, output);
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auto portal = output.GetPortalConstControl();
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for (vtkm::Id i = 0; i < ARRAY_LEN; ++i)
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{
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VTKM_TEST_ASSERT(portal.Get(i) == FloatDefault(i) * this->Mul->GetMultiplicand(),
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"\tIncorrect result");
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}
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std::cout << "\tSuccess." << std::endl;
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if (n == 0)
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{
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std::cout << "\tUpdate and test again..." << std::endl;
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this->Mul->SetMultiplicand(3);
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}
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}
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}
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private:
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const FloatArrayHandle* Input;
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virtual_object_detail::Multiply* Mul;
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TransformerHandle* Handle;
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};
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public:
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static void Run()
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{
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vtkm::cont::ArrayHandle<vtkm::FloatDefault> input;
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input.Allocate(ARRAY_LEN);
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auto portal = input.GetPortalControl();
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for (vtkm::Id i = 0; i < ARRAY_LEN; ++i)
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{
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portal.Set(i, vtkm::FloatDefault(i));
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}
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TransformerHandle handle;
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std::cout << "Testing with concrete type 1 (Square)..." << std::endl;
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virtual_object_detail::Square sqr;
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handle.Reset(&sqr, false, DeviceAdapterList());
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vtkm::ListForEach(TestStage1(input, handle), DeviceAdapterList());
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std::cout << "ReleaseResources..." << std::endl;
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handle.ReleaseResources();
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std::cout << "Testing with concrete type 2 (Multiply)..." << std::endl;
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virtual_object_detail::Multiply mul;
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handle.Reset(&mul, false, DeviceAdapterList());
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vtkm::ListForEach(TestStage2(input, mul, handle), DeviceAdapterList());
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}
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};
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}
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}
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} // vtkm::cont::testing
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#endif
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