253 lines
7.8 KiB
C++
253 lines
7.8 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/worklet/Threshold.h>
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#include <vtkm/cont/ArrayPortalToIterators.h>
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#include <vtkm/cont/testing/MakeTestDataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <algorithm>
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#include <iostream>
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#include <vector>
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#include <vtkm/cont/ArrayPortalToIterators.h>
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#include <vtkm/cont/testing/MakeTestDataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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namespace
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{
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class HasValue
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{
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public:
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VTKM_CONT
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HasValue(vtkm::Float32 value)
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: Value(value)
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{
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}
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template <typename ScalarType>
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VTKM_EXEC bool operator()(ScalarType value) const
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{
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return static_cast<vtkm::Float32>(value) == this->Value;
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}
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private:
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vtkm::Float32 Value;
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};
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class ThresholdRange
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{
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public:
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VTKM_CONT
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ThresholdRange() {}
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ThresholdRange(const vtkm::Float64& lower, const vtkm::Float64& upper)
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: Lower(lower)
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, Upper(upper)
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{
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}
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void SetLowerValue(const vtkm::Float64& lower) { Lower = lower; }
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void SetUpperValue(const vtkm::Float64& upper) { Upper = upper; }
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template <typename T>
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VTKM_EXEC bool operator()(const T& value) const
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{
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return value >= static_cast<T>(this->Lower) && value <= static_cast<T>(this->Upper);
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}
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//Needed to work with ArrayHandleVirtual
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template <typename PortalType>
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VTKM_EXEC bool operator()(
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const vtkm::internal::ArrayPortalValueReference<PortalType>& value) const
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{
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using T = typename PortalType::ValueType;
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return value.Get() >= static_cast<T>(this->Lower) && value.Get() <= static_cast<T>(this->Upper);
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}
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private:
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vtkm::Float64 Lower;
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vtkm::Float64 Upper;
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};
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using vtkm::cont::testing::MakeTestDataSet;
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class TestingThreshold
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{
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public:
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void TestUniform2D(bool returnAllInRange) const
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{
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using CellSetType = vtkm::cont::CellSetStructured<2>;
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using OutCellSetType = vtkm::cont::CellSetPermutation<CellSetType>;
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vtkm::cont::DataSet dataset = MakeTestDataSet().Make2DUniformDataSet0();
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CellSetType cellset;
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dataset.GetCellSet().CopyTo(cellset);
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vtkm::cont::ArrayHandle<vtkm::Float32> pointvar;
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dataset.GetField("pointvar").GetData().AsArrayHandle(pointvar);
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vtkm::worklet::Threshold threshold;
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ThresholdRange predicate;
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if (returnAllInRange)
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{
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std::cout << "Testing threshold on 2D uniform dataset returning values 'all in range'"
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<< std::endl;
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predicate.SetLowerValue(10);
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predicate.SetUpperValue(60);
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}
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else
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{
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std::cout << "Testing threshold on 2D uniform dataset returning values 'part in range'"
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<< std::endl;
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predicate.SetLowerValue(60);
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predicate.SetUpperValue(61);
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}
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OutCellSetType outCellSet = threshold.Run(
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cellset, pointvar, vtkm::cont::Field::Association::POINTS, predicate, returnAllInRange);
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if (returnAllInRange)
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{
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VTKM_TEST_ASSERT(outCellSet.GetNumberOfCells() == 1, "Wrong number of cells");
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar;
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dataset.GetField("cellvar").GetData().AsArrayHandle(cellvar);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellFieldArray = threshold.ProcessCellField(cellvar);
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VTKM_TEST_ASSERT(cellFieldArray.GetNumberOfValues() == 1 &&
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cellFieldArray.ReadPortal().Get(0) == 100.1f,
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"Wrong cell field data");
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}
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else
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{
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VTKM_TEST_ASSERT(outCellSet.GetNumberOfCells() == 1, "Wrong number of cells");
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar;
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dataset.GetField("cellvar").GetData().AsArrayHandle(cellvar);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellFieldArray = threshold.ProcessCellField(cellvar);
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VTKM_TEST_ASSERT(cellFieldArray.GetNumberOfValues() == 1 &&
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cellFieldArray.ReadPortal().Get(0) == 200.1f,
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"Wrong cell field data");
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}
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}
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void TestUniform3D(bool returnAllInRange) const
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{
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using CellSetType = vtkm::cont::CellSetStructured<3>;
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using OutCellSetType = vtkm::cont::CellSetPermutation<CellSetType>;
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vtkm::cont::DataSet dataset = MakeTestDataSet().Make3DUniformDataSet0();
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CellSetType cellset;
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dataset.GetCellSet().CopyTo(cellset);
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vtkm::cont::ArrayHandle<vtkm::Float32> pointvar;
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dataset.GetField("pointvar").GetData().AsArrayHandle(pointvar);
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vtkm::worklet::Threshold threshold;
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ThresholdRange predicate;
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if (returnAllInRange)
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{
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std::cout << "Testing threshold on 3D uniform dataset returning values 'all in range'"
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<< std::endl;
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predicate.SetLowerValue(10.1);
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predicate.SetUpperValue(180);
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}
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else
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{
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std::cout << "Testing threshold on 3D uniform dataset returning values 'part in range'"
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<< std::endl;
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predicate.SetLowerValue(20);
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predicate.SetUpperValue(21);
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}
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OutCellSetType outCellSet = threshold.Run(
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cellset, pointvar, vtkm::cont::Field::Association::POINTS, predicate, returnAllInRange);
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if (returnAllInRange)
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{
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VTKM_TEST_ASSERT(outCellSet.GetNumberOfCells() == 3, "Wrong number of cells");
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar;
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dataset.GetField("cellvar").GetData().AsArrayHandle(cellvar);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellFieldArray = threshold.ProcessCellField(cellvar);
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VTKM_TEST_ASSERT(cellFieldArray.GetNumberOfValues() == 3 &&
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cellFieldArray.ReadPortal().Get(0) == 100.1f &&
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cellFieldArray.ReadPortal().Get(1) == 100.2f &&
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cellFieldArray.ReadPortal().Get(2) == 100.3f,
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"Wrong cell field data");
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}
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else
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{
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VTKM_TEST_ASSERT(outCellSet.GetNumberOfCells() == 2, "Wrong number of cells");
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar;
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dataset.GetField("cellvar").GetData().AsArrayHandle(cellvar);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellFieldArray = threshold.ProcessCellField(cellvar);
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VTKM_TEST_ASSERT(cellFieldArray.GetNumberOfValues() == 2 &&
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cellFieldArray.ReadPortal().Get(0) == 100.1f &&
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cellFieldArray.ReadPortal().Get(1) == 100.2f,
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"Wrong cell field data");
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}
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}
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void TestExplicit3D() const
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{
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std::cout << "Testing threshold on 3D explicit dataset" << std::endl;
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using CellSetType = vtkm::cont::CellSetExplicit<>;
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using OutCellSetType = vtkm::cont::CellSetPermutation<CellSetType>;
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vtkm::cont::DataSet dataset = MakeTestDataSet().Make3DExplicitDataSet0();
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CellSetType cellset;
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dataset.GetCellSet().CopyTo(cellset);
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vtkm::cont::ArrayHandle<vtkm::Float32> cellvar;
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dataset.GetField("cellvar").GetData().AsArrayHandle(cellvar);
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vtkm::worklet::Threshold threshold;
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OutCellSetType outCellSet =
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threshold.Run(cellset, cellvar, vtkm::cont::Field::Association::CELL_SET, HasValue(100.1f));
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VTKM_TEST_ASSERT(outCellSet.GetNumberOfCells() == 1, "Wrong number of cells");
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vtkm::cont::ArrayHandle<vtkm::Float32> cellFieldArray = threshold.ProcessCellField(cellvar);
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VTKM_TEST_ASSERT(cellFieldArray.GetNumberOfValues() == 1 &&
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cellFieldArray.ReadPortal().Get(0) == 100.1f,
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"Wrong cell field data");
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}
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void operator()() const
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{
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this->TestUniform2D(false);
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this->TestUniform2D(true);
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this->TestUniform3D(false);
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this->TestUniform3D(true);
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this->TestExplicit3D();
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}
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};
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}
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int UnitTestThreshold(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestingThreshold(), argc, argv);
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}
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