//============================================================================ // Copyright (c) Kitware, Inc. // All rights reserved. // See LICENSE.txt for details. // // This software is distributed WITHOUT ANY WARRANTY; without even // the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR // PURPOSE. See the above copyright notice for more information. //============================================================================ // Copyright (c) 2016, Los Alamos National Security, LLC // All rights reserved. // // Copyright 2016. Los Alamos National Security, LLC. // This software was produced under U.S. Government contract DE-AC52-06NA25396 // for Los Alamos National Laboratory (LANL), which is operated by // Los Alamos National Security, LLC for the U.S. Department of Energy. // The U.S. Government has rights to use, reproduce, and distribute this // software. NEITHER THE GOVERNMENT NOR LOS ALAMOS NATIONAL SECURITY, LLC // MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR ASSUMES ANY LIABILITY FOR THE // USE OF THIS SOFTWARE. If software is modified to produce derivative works, // such modified software should be clearly marked, so as not to confuse it // with the version available from LANL. // // Additionally, redistribution and use in source and binary forms, with or // without modification, are permitted provided that the following conditions // are met: // // 1. Redistributions of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // 2. Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // 3. Neither the name of Los Alamos National Security, LLC, Los Alamos // National Laboratory, LANL, the U.S. Government, nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY LOS ALAMOS NATIONAL SECURITY, LLC AND // CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, // BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS // FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL LOS ALAMOS // NATIONAL SECURITY, LLC OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, // INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, // BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF // USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF // THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. //============================================================================ // This code is based on the algorithm presented in the paper: // “Parallel Peak Pruning for Scalable SMP Contour Tree Computation.” // Hamish Carr, Gunther Weber, Christopher Sewell, and James Ahrens. // Proceedings of the IEEE Symposium on Large Data Analysis and Visualization // (LDAV), October 2016, Baltimore, Maryland. #include #include #include namespace { using vtkm::cont::testing::MakeTestDataSet; class TestContourTreeUniform { public: // // Create a uniform 2D structured cell set as input with values for contours // void TestContourTree_Mesh2D_DEM_Triangulation() const { std::cout << "Testing ContourTree_Mesh2D Filter" << std::endl; // Create the input uniform cell set with values to contour vtkm::cont::DataSet dataSet = MakeTestDataSet().Make2DUniformDataSet1(); vtkm::cont::CellSetStructured<2> cellSet; dataSet.GetCellSet().CopyTo(cellSet); vtkm::Id2 pointDimensions = cellSet.GetPointDimensions(); vtkm::Id nRows = pointDimensions[0]; vtkm::Id nCols = pointDimensions[1]; vtkm::cont::ArrayHandle fieldArray; dataSet.GetField("pointvar").GetData().CopyTo(fieldArray); // Output saddle peak pairs array vtkm::cont::ArrayHandle> saddlePeak; // Create the worklet and run it vtkm::worklet::ContourTreeMesh2D contourTreeMesh2D; contourTreeMesh2D.Run(fieldArray, nRows, nCols, saddlePeak); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetNumberOfValues(), 7), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(0), vtkm::make_Pair(0, 12)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(1), vtkm::make_Pair(4, 13)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(2), vtkm::make_Pair(12, 13)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(3), vtkm::make_Pair(12, 18)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(4), vtkm::make_Pair(12, 20)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(5), vtkm::make_Pair(13, 14)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(6), vtkm::make_Pair(13, 19)), "Wrong result for ContourTree filter"); } // // Create a uniform 3D structured cell set as input with values for contours // void TestContourTree_Mesh3D_DEM_Triangulation() const { std::cout << "Testing ContourTree_Mesh3D Filter" << std::endl; // Create the input uniform cell set with values to contour vtkm::cont::DataSet dataSet = MakeTestDataSet().Make3DUniformDataSet1(); vtkm::cont::CellSetStructured<3> cellSet; dataSet.GetCellSet().CopyTo(cellSet); vtkm::Id3 pointDimensions = cellSet.GetPointDimensions(); vtkm::Id nRows = pointDimensions[0]; vtkm::Id nCols = pointDimensions[1]; vtkm::Id nSlices = pointDimensions[2]; vtkm::cont::ArrayHandle fieldArray; dataSet.GetField("pointvar").GetData().CopyTo(fieldArray); // Output saddle peak pairs array vtkm::cont::ArrayHandle> saddlePeak; // Create the worklet and run it vtkm::worklet::ContourTreeMesh3D contourTreeMesh3D; contourTreeMesh3D.Run(fieldArray, nRows, nCols, nSlices, saddlePeak); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetNumberOfValues(), 9), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(0), vtkm::make_Pair(0, 67)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(1), vtkm::make_Pair(31, 42)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(2), vtkm::make_Pair(42, 43)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(3), vtkm::make_Pair(42, 56)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(4), vtkm::make_Pair(56, 67)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(5), vtkm::make_Pair(56, 92)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(6), vtkm::make_Pair(62, 67)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(7), vtkm::make_Pair(81, 92)), "Wrong result for ContourTree filter"); VTKM_TEST_ASSERT(test_equal(saddlePeak.GetPortalControl().Get(8), vtkm::make_Pair(92, 93)), "Wrong result for ContourTree filter"); } void operator()() const { this->TestContourTree_Mesh2D_DEM_Triangulation(); this->TestContourTree_Mesh3D_DEM_Triangulation(); } }; } int UnitTestContourTreeUniform(int argc, char* argv[]) { return vtkm::cont::testing::Testing::Run(TestContourTreeUniform(), argc, argv); }