mirror of
https://gitlab.kitware.com/vtk/vtk-m
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c3a3184d51
Sandia National Laboratories recently changed management from the Sandia Corporation to the National Technology & Engineering Solutions of Sandia, LLC (NTESS). The copyright statements need to be updated accordingly.
105 lines
3.5 KiB
C++
105 lines
3.5 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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// 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 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
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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-NA0003525 with NTESS,
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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/DispatcherMapField.h>
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#include <vtkm/worklet/PointElevation.h>
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#include <vtkm/cont/CellSetExplicit.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/cont/testing/Testing.h>
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#include <vector>
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namespace
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{
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vtkm::cont::DataSet MakePointElevationTestDataSet()
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{
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vtkm::cont::DataSet dataSet;
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std::vector<vtkm::Vec<vtkm::Float32, 3>> coordinates;
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const vtkm::Id dim = 5;
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for (vtkm::Id j = 0; j < dim; ++j)
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{
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vtkm::Float32 z = static_cast<vtkm::Float32>(j) / static_cast<vtkm::Float32>(dim - 1);
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for (vtkm::Id i = 0; i < dim; ++i)
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{
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vtkm::Float32 x = static_cast<vtkm::Float32>(i) / static_cast<vtkm::Float32>(dim - 1);
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vtkm::Float32 y = (x * x + z * z) / 2.0f;
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coordinates.push_back(vtkm::make_Vec(x, y, z));
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}
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}
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vtkm::Id numCells = (dim - 1) * (dim - 1);
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dataSet.AddCoordinateSystem(vtkm::cont::CoordinateSystem("coordinates", coordinates));
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vtkm::cont::CellSetExplicit<> cellSet("cells");
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cellSet.PrepareToAddCells(numCells, numCells * 4);
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for (vtkm::Id j = 0; j < dim - 1; ++j)
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{
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for (vtkm::Id i = 0; i < dim - 1; ++i)
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{
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cellSet.AddCell(vtkm::CELL_SHAPE_QUAD,
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4,
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vtkm::make_Vec<vtkm::Id>(
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j * dim + i, j * dim + i + 1, (j + 1) * dim + i + 1, (j + 1) * dim + i));
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}
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}
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cellSet.CompleteAddingCells(vtkm::Id(coordinates.size()));
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dataSet.AddCellSet(cellSet);
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return dataSet;
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}
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}
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void TestPointElevation()
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{
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std::cout << "Testing PointElevation Worklet" << std::endl;
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vtkm::cont::DataSet dataSet = MakePointElevationTestDataSet();
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vtkm::cont::ArrayHandle<vtkm::Float32> result;
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vtkm::worklet::PointElevation pointElevationWorklet;
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pointElevationWorklet.SetLowPoint(vtkm::make_Vec<vtkm::Float64>(0.0, 0.0, 0.0));
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pointElevationWorklet.SetHighPoint(vtkm::make_Vec<vtkm::Float64>(0.0, 1.0, 0.0));
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pointElevationWorklet.SetRange(0.0, 2.0);
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vtkm::worklet::DispatcherMapField<vtkm::worklet::PointElevation> dispatcher(
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pointElevationWorklet);
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dispatcher.Invoke(dataSet.GetCoordinateSystem(), result);
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vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 3>> coordinates;
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dataSet.GetCoordinateSystem().GetData().CopyTo(coordinates);
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for (vtkm::Id i = 0; i < result.GetNumberOfValues(); ++i)
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{
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VTKM_TEST_ASSERT(test_equal(coordinates.GetPortalConstControl().Get(i)[1] * 2.0,
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result.GetPortalConstControl().Get(i)),
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"Wrong result for PointElevation worklet");
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}
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}
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int UnitTestPointElevation(int, char* [])
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{
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return vtkm::cont::testing::Testing::Run(TestPointElevation);
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}
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