b5415169e2
First, be more explicit when we mean a range of values in a field or a spacial bounds. Use the Range and Bounds structs in Field and CoordinateSystem to make all of this more clear (and reduce a bit of code as well).
251 lines
8.0 KiB
C++
251 lines
8.0 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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// 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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// Copyright 2014 Sandia Corporation.
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#include <vtkm/worklet/TetrahedralizeExplicitGrid.h>
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#include <vtkm/worklet/TriangulateExplicitGrid.h>
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#include <vtkm/worklet/DispatcherMapField.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/DataSetBuilderExplicit.h>
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#include <vtkm/cont/testing/Testing.h>
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namespace {
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//
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// Test 2D explicit dataset
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//
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vtkm::cont::DataSet MakeTriangulateExplicitDataSet()
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{
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vtkm::cont::DataSetBuilderExplicitIterative builder;
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builder.Begin();
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builder.AddPoint(0, 0, 0); // 0
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builder.AddPoint(1, 0, 0); // 1
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builder.AddPoint(2, 0, 0); // 2
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builder.AddPoint(3, 0, 0); // 3
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builder.AddPoint(0, 1, 0); // 4
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builder.AddPoint(1, 1, 0); // 5
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builder.AddPoint(2, 1, 0); // 6
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builder.AddPoint(3, 1, 0); // 7
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builder.AddPoint(0, 2, 0); // 8
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builder.AddPoint(1, 2, 0); // 9
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builder.AddPoint(2, 2, 0); // 10
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builder.AddPoint(3, 2, 0); // 11
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builder.AddPoint(0, 3, 0); // 12
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builder.AddPoint(3, 3, 0); // 13
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builder.AddPoint(1, 4, 0); // 14
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builder.AddPoint(2, 4, 0); // 15
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builder.AddCell(vtkm::CELL_SHAPE_TRIANGLE);
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builder.AddCellPoint(0);
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builder.AddCellPoint(1);
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builder.AddCellPoint(5);
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builder.AddCell(vtkm::CELL_SHAPE_QUAD);
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builder.AddCellPoint(1);
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builder.AddCellPoint(2);
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builder.AddCellPoint(6);
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builder.AddCellPoint(5);
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builder.AddCell(vtkm::CELL_SHAPE_QUAD);
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builder.AddCellPoint(5);
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builder.AddCellPoint(6);
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builder.AddCellPoint(10);
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builder.AddCellPoint(9);
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builder.AddCell(vtkm::CELL_SHAPE_QUAD);
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builder.AddCellPoint(4);
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builder.AddCellPoint(5);
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builder.AddCellPoint(9);
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builder.AddCellPoint(8);
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builder.AddCell(vtkm::CELL_SHAPE_TRIANGLE);
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builder.AddCellPoint(2);
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builder.AddCellPoint(3);
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builder.AddCellPoint(7);
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builder.AddCell(vtkm::CELL_SHAPE_QUAD);
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builder.AddCellPoint(6);
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builder.AddCellPoint(7);
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builder.AddCellPoint(11);
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builder.AddCellPoint(10);
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builder.AddCell(vtkm::CELL_SHAPE_POLYGON);
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builder.AddCellPoint(9);
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builder.AddCellPoint(10);
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builder.AddCellPoint(13);
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builder.AddCellPoint(15);
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builder.AddCellPoint(14);
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builder.AddCellPoint(12);
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return builder.Create();
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}
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//
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// Test 3D explicit dataset
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//
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vtkm::cont::DataSet MakeTetrahedralizeExplicitDataSet()
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{
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vtkm::cont::DataSetBuilderExplicitIterative builder;
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builder.Begin();
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builder.AddPoint(0, 0, 0);
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builder.AddPoint(1, 0, 0);
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builder.AddPoint(2, 0, 0);
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builder.AddPoint(3, 0, 0);
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builder.AddPoint(0, 1, 0);
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builder.AddPoint(1, 1, 0);
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builder.AddPoint(2, 1, 0);
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builder.AddPoint(2.5, 1.0, 0.0);
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builder.AddPoint(0, 2, 0);
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builder.AddPoint(1, 2, 0);
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builder.AddPoint(0.5, 0.5, 1.0);
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builder.AddPoint(1, 0, 1);
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builder.AddPoint(2, 0, 1);
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builder.AddPoint(3, 0, 1);
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builder.AddPoint(1, 1, 1);
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builder.AddPoint(2, 1, 1);
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builder.AddPoint(2.5, 1.0, 1.0);
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builder.AddPoint(0.5, 1.5, 1.0);
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builder.AddCell(vtkm::CELL_SHAPE_TETRA);
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builder.AddCellPoint(0);
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builder.AddCellPoint(1);
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builder.AddCellPoint(5);
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builder.AddCellPoint(10);
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builder.AddCell(vtkm::CELL_SHAPE_HEXAHEDRON);
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builder.AddCellPoint(1);
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builder.AddCellPoint(2);
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builder.AddCellPoint(6);
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builder.AddCellPoint(5);
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builder.AddCellPoint(11);
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builder.AddCellPoint(12);
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builder.AddCellPoint(15);
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builder.AddCellPoint(14);
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builder.AddCell(vtkm::CELL_SHAPE_WEDGE);
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builder.AddCellPoint(2);
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builder.AddCellPoint(3);
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builder.AddCellPoint(7);
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builder.AddCellPoint(12);
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builder.AddCellPoint(13);
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builder.AddCellPoint(16);
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builder.AddCell(vtkm::CELL_SHAPE_PYRAMID);
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builder.AddCellPoint(4);
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builder.AddCellPoint(5);
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builder.AddCellPoint(9);
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builder.AddCellPoint(8);
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builder.AddCellPoint(17);
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return builder.Create();
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}
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}
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//
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// Create an explicit 2D cell set as input and fill
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// Create an explicit 2D cell set as output
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// Points are all the same, but each cell becomes triangle cells
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//
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void TestExplicitGrid2D()
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{
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std::cout << "Testing TriangulateExplicitGrid Filter" << std::endl;
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typedef VTKM_DEFAULT_DEVICE_ADAPTER_TAG DeviceAdapter;
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// Create the input uniform cell set
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vtkm::cont::DataSet inDataSet = MakeTriangulateExplicitDataSet();
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// Create the output dataset explicit cell set with same coordinate system
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vtkm::cont::DataSet outDataSet;
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vtkm::cont::CellSetSingleType<> outCellSet(vtkm::CellShapeTagTriangle(), "cells");
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outDataSet.AddCellSet(outCellSet);
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outDataSet.AddCoordinateSystem(inDataSet.GetCoordinateSystem(0));
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// Convert explicit cells to triangles
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vtkm::worklet::TriangulateFilterExplicitGrid<DeviceAdapter>
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triangulateFilter(inDataSet, outDataSet);
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triangulateFilter.Run();
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vtkm::cont::CellSetSingleType<> cellSet;
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outDataSet.GetCellSet(0).CopyTo(cellSet);
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vtkm::cont::CoordinateSystem coordinates = outDataSet.GetCoordinateSystem(0);
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const vtkm::cont::DynamicArrayHandleCoordinateSystem coordArray = coordinates.GetData();
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std::cout << "Number of output triangles " << cellSet.GetNumberOfCells() << std::endl;
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std::cout << "Number of output vertices " << coordArray.GetNumberOfValues() << std::endl;
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std::cout << "Number of output components " << coordArray.GetNumberOfComponents() << std::endl;
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vtkm::Bounds bounds = coordinates.GetBounds(DeviceAdapter());
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std::cout << "Bounds " << bounds << std::endl;
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VTKM_TEST_ASSERT(test_equal(cellSet.GetNumberOfCells(), 14), "Wrong result for Triangulate filter");
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}
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//
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// Create an explicit 3D cell set as input and fill
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// Create an explicit 3D cell set as output
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// Points are all the same, but each cell becomes tetrahedra
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//
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void TestExplicitGrid3D()
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{
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std::cout << "Testing TetrahedralizeExplicitGrid Filter" << std::endl;
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typedef VTKM_DEFAULT_DEVICE_ADAPTER_TAG DeviceAdapter;
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// Create the input uniform cell set
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vtkm::cont::DataSet inDataSet = MakeTetrahedralizeExplicitDataSet();
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// Create the output dataset explicit cell set with same coordinate system
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vtkm::cont::DataSet outDataSet;
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vtkm::cont::CellSetSingleType<> outCellSet(vtkm::CellShapeTagTetra(), "cells");
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outDataSet.AddCellSet(outCellSet);
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outDataSet.AddCoordinateSystem(inDataSet.GetCoordinateSystem(0));
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// Convert explicit cells to triangles
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vtkm::worklet::TetrahedralizeFilterExplicitGrid<DeviceAdapter>
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tetrahedralizeFilter(inDataSet, outDataSet);
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tetrahedralizeFilter.Run();
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vtkm::cont::CellSetSingleType<> cellSet;
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outDataSet.GetCellSet(0).CopyTo(cellSet);
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vtkm::cont::CoordinateSystem coordinates = outDataSet.GetCoordinateSystem(0);
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const vtkm::cont::DynamicArrayHandleCoordinateSystem coordArray = coordinates.GetData();
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std::cout << "Number of output tetrahedra " << cellSet.GetNumberOfCells() << std::endl;
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std::cout << "Number of output vertices " << coordArray.GetNumberOfValues() << std::endl;
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std::cout << "Number of output components " << coordArray.GetNumberOfComponents() << std::endl;
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vtkm::Bounds bounds = coordinates.GetBounds(DeviceAdapter());
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std::cout << "Bounds " << bounds << std::endl;
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VTKM_TEST_ASSERT(test_equal(cellSet.GetNumberOfCells(), 11), "Wrong result for Tetrahedralize filter");
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}
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void TestTetrahedralizeExplicitGrid()
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{
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TestExplicitGrid2D();
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TestExplicitGrid3D();
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}
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int UnitTestTetrahedralizeExplicitGrid(int, char *[])
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{
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return vtkm::cont::testing::Testing::Run(TestTetrahedralizeExplicitGrid);
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}
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