mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-05 09:59:12 +00:00
0b84787f78
The `DynamicCellSet` class is now marked as deprecated (as is the header that contains it), and all non-deprecated code is moved to its `UnknownCellSet` replacement. Also added a deprecation warning for the VariantArrayHandle.h header file and deleted a couple inappropriate uses of it.
119 lines
4.5 KiB
C++
119 lines
4.5 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/ArrayHandleConcatenate.h>
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#include <vtkm/cont/CellLocatorBoundingIntervalHierarchy.h>
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#include <vtkm/cont/DataSetBuilderUniform.h>
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#include <vtkm/cont/Invoker.h>
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#include <vtkm/cont/RuntimeDeviceInformation.h>
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#include <vtkm/cont/Timer.h>
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#include <vtkm/cont/openmp/internal/DeviceAdapterTagOpenMP.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <vtkm/exec/CellInterpolate.h>
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#include <vtkm/exec/ParametricCoordinates.h>
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#include <vtkm/io/VTKDataSetReader.h>
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#include <vtkm/worklet/WorkletMapField.h>
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#include <vtkm/worklet/WorkletMapTopology.h>
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namespace
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{
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struct CellCentroidCalculator : public vtkm::worklet::WorkletVisitCellsWithPoints
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{
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using ControlSignature = void(CellSetIn, FieldInPoint, FieldOut);
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using ExecutionSignature = void(_1, PointCount, _2, _3);
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template <typename CellShape, typename InputPointField>
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VTKM_EXEC void operator()(CellShape shape,
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vtkm::IdComponent numPoints,
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const InputPointField& inputPointField,
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typename InputPointField::ComponentType& outputField) const
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{
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vtkm::Vec3f parametricCenter;
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vtkm::exec::ParametricCoordinatesCenter(numPoints, shape, parametricCenter);
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vtkm::exec::CellInterpolate(inputPointField, parametricCenter, shape, outputField);
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}
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}; // struct CellCentroidCalculator
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struct BoundingIntervalHierarchyTester : public vtkm::worklet::WorkletMapField
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{
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typedef void ControlSignature(FieldIn, ExecObject, FieldIn, FieldOut);
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typedef _4 ExecutionSignature(_1, _2, _3);
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template <typename Point, typename BoundingIntervalHierarchyExecObject>
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VTKM_EXEC vtkm::IdComponent operator()(const Point& point,
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const BoundingIntervalHierarchyExecObject& bih,
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const vtkm::Id expectedId) const
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{
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vtkm::Vec3f parametric;
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vtkm::Id cellId = -1;
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bih.FindCell(point, cellId, parametric);
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return (1 - static_cast<vtkm::IdComponent>(expectedId == cellId));
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}
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}; // struct BoundingIntervalHierarchyTester
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vtkm::cont::DataSet ConstructDataSet(vtkm::Id size)
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{
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return vtkm::cont::DataSetBuilderUniform().Create(vtkm::Id3(size, size, size));
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}
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void TestBoundingIntervalHierarchy(vtkm::cont::DataSet dataSet, vtkm::IdComponent numPlanes)
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{
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vtkm::cont::UnknownCellSet cellSet = dataSet.GetCellSet();
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auto vertices = dataSet.GetCoordinateSystem().GetDataAsMultiplexer();
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vtkm::cont::CellLocatorBoundingIntervalHierarchy bih =
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vtkm::cont::CellLocatorBoundingIntervalHierarchy(numPlanes, 5);
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bih.SetCellSet(cellSet);
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bih.SetCoordinates(dataSet.GetCoordinateSystem());
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bih.Update();
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vtkm::cont::ArrayHandle<vtkm::Vec3f> centroids;
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vtkm::worklet::DispatcherMapTopology<CellCentroidCalculator>().Invoke(
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cellSet, vertices, centroids);
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vtkm::cont::ArrayHandleCounting<vtkm::Id> expectedCellIds(0, 1, cellSet.GetNumberOfCells());
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vtkm::cont::ArrayHandle<vtkm::IdComponent> results;
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vtkm::worklet::DispatcherMapField<BoundingIntervalHierarchyTester>().Invoke(
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centroids, bih, expectedCellIds, results);
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vtkm::Id numDiffs = vtkm::cont::Algorithm::Reduce(results, 0, vtkm::Add());
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VTKM_TEST_ASSERT(numDiffs == 0, "Calculated cell Ids not the same as expected cell Ids");
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}
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void RunTest()
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{
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//If this test is run on a machine that already has heavy
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//cpu usage it will fail, so we limit the number of threads
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//to avoid the test timing out
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#ifdef VTKM_ENABLE_OPENMP
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auto& runtimeConfig = vtkm::cont::RuntimeDeviceInformation{}.GetRuntimeConfiguration(
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vtkm::cont::DeviceAdapterTagOpenMP());
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vtkm::Id maxThreads = 0;
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runtimeConfig.GetMaxThreads(maxThreads);
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runtimeConfig.SetThreads(std::min(static_cast<vtkm::Id>(4), maxThreads));
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#endif
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TestBoundingIntervalHierarchy(ConstructDataSet(8), 3);
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TestBoundingIntervalHierarchy(ConstructDataSet(8), 4);
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TestBoundingIntervalHierarchy(ConstructDataSet(8), 6);
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TestBoundingIntervalHierarchy(ConstructDataSet(8), 9);
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}
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} // anonymous namespace
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int UnitTestBoundingIntervalHierarchy(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(RunTest, argc, argv);
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}
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