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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 2017 Sandia Corporation.
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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-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_cont_testing_TestingVirtualObjectCache_h
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#define vtk_m_cont_testing_TestingVirtualObjectCache_h
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2017-05-18 14:51:24 +00:00
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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/VirtualObjectCache.h>
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#include <vtkm/cont/testing/Testing.h>
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#define ARRAY_LEN 8
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2017-05-18 14:29:41 +00:00
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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
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{
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public:
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template <typename T>
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VTKM_EXEC void Bind(const T* target)
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{
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this->Concrete = target;
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this->Caller = [](const void* concrete, vtkm::FloatDefault val) {
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return static_cast<const T*>(concrete)->operator()(val);
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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
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{
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return this->Caller(this->Concrete, val);
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}
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private:
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using Signature = vtkm::FloatDefault(const void*, vtkm::FloatDefault);
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const void* Concrete;
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Signature* Caller;
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};
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struct Square
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{
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VTKM_EXEC
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vtkm::FloatDefault operator()(vtkm::FloatDefault val) const { return val * val; }
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};
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struct Multiply
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{
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VTKM_EXEC
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vtkm::FloatDefault operator()(vtkm::FloatDefault val) const { return val * this->Multiplicand; }
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vtkm::FloatDefault Multiplicand;
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};
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} // virtual_object_detail
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template <typename DeviceAdapterList>
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class TestingVirtualObjectCache
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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 = vtkm::cont::ArrayHandleTransform<vtkm::FloatDefault,
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FloatArrayHandle,
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virtual_object_detail::Transformer>;
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using TransformerCache = vtkm::cont::VirtualObjectCache<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, TransformerCache& manager)
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: Input(&input)
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, Manager(&manager)
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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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ArrayTransform transformed(*this->Input, this->Manager->GetVirtualObject(device));
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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->Manager->ReleaseResources();
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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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TransformerCache* Manager;
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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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TransformerCache& manager)
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: Input(&input)
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, Mul(&mul)
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, Manager(&manager)
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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->Multiplicand = 2;
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this->Manager->SetRefreshFlag(true);
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for (int n = 0; n < 2; ++n)
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{
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ArrayTransform transformed(*this->Input, this->Manager->GetVirtualObject(device));
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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->Multiplicand,
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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->Multiplicand = 3;
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this->Manager->SetRefreshFlag(true);
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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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TransformerCache* Manager;
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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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TransformerCache manager;
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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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manager.Bind(&sqr, DeviceAdapterList());
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vtkm::ListForEach(TestStage1(input, manager), DeviceAdapterList());
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std::cout << "Reset..." << std::endl;
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manager.Reset();
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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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manager.Bind(&mul, DeviceAdapterList());
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vtkm::ListForEach(TestStage2(input, mul, manager), 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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