mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
131 lines
4.7 KiB
C++
131 lines
4.7 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/testing/MakeTestDataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <vtkm/filter/field_conversion/CellAverage.h>
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namespace
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{
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void TestCellAverageRegular3D()
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{
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std::cout << "Testing CellAverage Filter on 3D structured data" << std::endl;
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vtkm::cont::testing::MakeTestDataSet testDataSet;
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vtkm::cont::DataSet dataSet = testDataSet.Make3DUniformDataSet0();
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vtkm::filter::field_conversion::CellAverage cellAverage;
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cellAverage.SetOutputFieldName("avgvals");
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cellAverage.SetActiveField("pointvar");
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vtkm::cont::DataSet result = cellAverage.Execute(dataSet);
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VTKM_TEST_ASSERT(result.HasCellField("avgvals") == true, "Result field not present.");
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vtkm::cont::ArrayHandle<vtkm::Float32> resultArrayHandle;
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result.GetCellField("avgvals").GetData().AsArrayHandle(resultArrayHandle);
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{
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vtkm::Float32 expected[4] = { 60.1875f, 70.2125f, 120.3375f, 130.3625f };
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for (vtkm::Id i = 0; i < 4; ++i)
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{
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VTKM_TEST_ASSERT(test_equal(resultArrayHandle.ReadPortal().Get(i), expected[i]),
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"Wrong result for CellAverage worklet on 3D regular data");
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}
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}
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std::cout << "Run again for point coordinates" << std::endl;
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cellAverage.SetOutputFieldName("avgpos");
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cellAverage.SetUseCoordinateSystemAsField(true);
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result = cellAverage.Execute(dataSet);
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VTKM_TEST_ASSERT(result.HasCellField("avgpos"), "Result field not present.");
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vtkm::cont::ArrayHandle<vtkm::Vec3f> resultPointArray;
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vtkm::cont::Field resultPointField = result.GetCellField("avgpos");
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resultPointField.GetData().AsArrayHandle(resultPointArray);
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{
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vtkm::FloatDefault expected[4][3] = {
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{ 0.5f, 0.5f, 0.5f }, { 1.5f, 0.5f, 0.5f }, { 0.5f, 0.5f, 1.5f }, { 1.5f, 0.5f, 1.5f }
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};
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for (vtkm::Id i = 0; i < 4; ++i)
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{
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vtkm::Vec3f expectedVec(expected[i][0], expected[i][1], expected[i][2]);
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vtkm::Vec3f computedVec(resultPointArray.ReadPortal().Get(i));
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VTKM_TEST_ASSERT(test_equal(computedVec, expectedVec),
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"Wrong result for CellAverage worklet on 3D regular data");
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}
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}
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}
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void TestCellAverageRegular2D()
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{
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std::cout << "Testing CellAverage Filter on 2D structured data" << std::endl;
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vtkm::cont::testing::MakeTestDataSet testDataSet;
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vtkm::cont::DataSet dataSet = testDataSet.Make2DUniformDataSet0();
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vtkm::filter::field_conversion::CellAverage cellAverage;
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cellAverage.SetActiveField("pointvar");
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vtkm::cont::DataSet result = cellAverage.Execute(dataSet);
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// If no name is given, should have the same name as the input.
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VTKM_TEST_ASSERT(result.HasPointField("pointvar"), "Field missing.");
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vtkm::cont::Field resultField = result.GetCellField("pointvar");
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vtkm::cont::ArrayHandle<vtkm::Float32> resultArrayHandle;
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resultField.GetData().AsArrayHandle(resultArrayHandle);
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vtkm::Float32 expected[2] = { 30.1f, 40.1f };
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for (int i = 0; i < 2; ++i)
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{
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VTKM_TEST_ASSERT(test_equal(resultArrayHandle.ReadPortal().Get(i), expected[i]),
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"Wrong result for CellAverage worklet on 2D regular data");
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}
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}
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void TestCellAverageExplicit()
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{
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std::cout << "Testing CellAverage Filter on Explicit data" << std::endl;
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vtkm::cont::testing::MakeTestDataSet testDataSet;
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vtkm::cont::DataSet dataSet = testDataSet.Make3DExplicitDataSet0();
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vtkm::filter::field_conversion::CellAverage cellAverage;
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cellAverage.SetActiveField("pointvar");
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vtkm::cont::DataSet result = cellAverage.Execute(dataSet);
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// If no name is given, should have the same name as the input.
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VTKM_TEST_ASSERT(result.HasCellField("pointvar"), "Field missing.");
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vtkm::cont::ArrayHandle<vtkm::Float32> resultArrayHandle;
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vtkm::cont::Field resultField = result.GetCellField("pointvar");
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resultField.GetData().AsArrayHandle(resultArrayHandle);
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vtkm::Float32 expected[2] = { 20.1333f, 35.2f };
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for (int i = 0; i < 2; ++i)
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{
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VTKM_TEST_ASSERT(test_equal(resultArrayHandle.ReadPortal().Get(i), expected[i]),
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"Wrong result for CellAverage worklet on 3D regular data");
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}
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}
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void TestCellAverage()
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{
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TestCellAverageRegular2D();
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TestCellAverageRegular3D();
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TestCellAverageExplicit();
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}
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}
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int UnitTestCellAverageFilter(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestCellAverage, argc, argv);
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}
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