mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-20 02:55:47 +00:00
53 lines
1.9 KiB
Plaintext
53 lines
1.9 KiB
Plaintext
//============================================================================
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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/ArrayHandle.h>
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#include <vtkm/cont/ArrayPortalToIterators.h>
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#include <vtkm/cont/cuda/DeviceAdapterCuda.h>
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#include <vtkm/cont/testing/Testing.h>
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namespace
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{
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// cuda portals created from basic array handles should produce raw device
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// pointers with ArrayPortalToIterator (see ArrayPortalFromThrust).
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void TestIteratorSpecialization()
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{
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vtkm::cont::ArrayHandle<int> handle;
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vtkm::cont::Token token;
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auto outputPortal = handle.PrepareForOutput(1, vtkm::cont::DeviceAdapterTagCuda{}, token);
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auto inputPortal = handle.PrepareForInput(vtkm::cont::DeviceAdapterTagCuda{}, token);
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auto inPlacePortal = handle.PrepareForInPlace(vtkm::cont::DeviceAdapterTagCuda{}, token);
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auto outputIter = vtkm::cont::ArrayPortalToIteratorBegin(outputPortal);
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auto inputIter = vtkm::cont::ArrayPortalToIteratorBegin(inputPortal);
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auto inPlaceIter = vtkm::cont::ArrayPortalToIteratorBegin(inPlacePortal);
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(void)outputIter;
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(void)inputIter;
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(void)inPlaceIter;
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VTKM_TEST_ASSERT(std::is_same<decltype(outputIter), int*>::value);
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VTKM_TEST_ASSERT(std::is_same<decltype(inputIter), int const*>::value);
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VTKM_TEST_ASSERT(std::is_same<decltype(inPlaceIter), int*>::value);
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}
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} // end anon namespace
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int UnitTestCudaIterators(int argc, char* argv[])
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{
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auto& tracker = vtkm::cont::GetRuntimeDeviceTracker();
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tracker.ForceDevice(vtkm::cont::DeviceAdapterTagCuda{});
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return vtkm::cont::testing::Testing::Run(TestIteratorSpecialization, argc, argv);
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}
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