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https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-16 17:22:55 +00:00
Test BOV reader. Fix slow WritePortal().Set(idx, val) loop.
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@ -214,8 +214,9 @@ private:
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std::vector<T> buff;
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ReadBuffer(fName, nTuples, buff);
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var.Allocate(nTuples);
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auto writePortal = var.WritePortal();
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for (vtkm::Id i = 0; i < nTuples; i++)
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var.WritePortal().Set(i, buff[(size_t)i]);
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writePortal.Set(i, buff[(size_t)i]);
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}
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template <typename T>
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@ -228,12 +229,13 @@ private:
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var.Allocate(nTuples);
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vtkm::Vec<T, 3> v;
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auto writePortal = var.WritePortal();
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for (vtkm::Id i = 0; i < nTuples; i++)
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{
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v[0] = buff[static_cast<size_t>(i * 3 + 0)];
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v[1] = buff[static_cast<size_t>(i * 3 + 1)];
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v[2] = buff[static_cast<size_t>(i * 3 + 2)];
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var.WritePortal().Set(i, v);
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writePortal.Set(i, v);
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}
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}
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@ -242,7 +244,6 @@ private:
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vtkm::cont::DataSet DataSet;
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};
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}
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}
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} // vtkm::io
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#endif // vtk_m_io_BOVReader_h
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@ -9,6 +9,7 @@
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##============================================================================
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set(unit_tests
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UnitTestBOVDataSetReader.cxx
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UnitTestVTKDataSetReader.cxx
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UnitTestVTKDataSetWriter.cxx
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)
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69
vtkm/io/testing/UnitTestBOVDataSetReader.cxx
Normal file
69
vtkm/io/testing/UnitTestBOVDataSetReader.cxx
Normal file
@ -0,0 +1,69 @@
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//============================================================================
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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 <string>
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#include <vtkm/cont/testing/Testing.h>
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#include <vtkm/io/BOVDataSetReader.h>
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namespace
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{
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inline vtkm::cont::DataSet readBOVDataSet(const char* fname)
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{
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vtkm::cont::DataSet ds;
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vtkm::io::BOVDataSetReader reader(fname);
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try
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{
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ds = reader.ReadDataSet();
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}
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catch (vtkm::io::ErrorIO& e)
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{
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std::string message("Error reading ");
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message += fname;
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message += ", ";
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message += e.GetMessage();
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VTKM_TEST_FAIL(message.c_str());
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}
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return ds;
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}
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} // anonymous namespace
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void TestReadingBOVDataSet()
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{
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std::string bovFile = vtkm::cont::testing::Testing::GetTestDataBasePath() + "/uniform/noise.bov";
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auto const& ds = readBOVDataSet(bovFile.data());
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VTKM_TEST_ASSERT(ds.GetNumberOfFields() == 1, "Incorrect number of fields");
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// See the .bov file: DATA SIZE: 50 50 50
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VTKM_TEST_ASSERT(ds.GetNumberOfPoints() == 50 * 50 * 50, "Incorrect number of points");
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VTKM_TEST_ASSERT(ds.GetCellSet().GetNumberOfPoints() == 50 * 50 * 50,
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"Incorrect number of points (from cell set)");
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VTKM_TEST_ASSERT(ds.GetNumberOfCells() == 49 * 49 * 49, "Incorrect number of cells");
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// See the .bov file: VARIABLE: "var"
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VTKM_TEST_ASSERT(ds.HasField("var"), "Should have field 'var', but does not.");
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VTKM_TEST_ASSERT(ds.GetNumberOfFields() == 1, "There is only one field in noise.bov");
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VTKM_TEST_ASSERT(ds.GetNumberOfCoordinateSystems() == 1,
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"There is only one coordinate system in noise.bov");
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auto const& field = ds.GetField("var");
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// I'm pretty sure that all .bov files have their fields associated with points . . .
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VTKM_TEST_ASSERT(field.GetAssociation() == vtkm::cont::Field::Association::POINTS,
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"The field should be associated with points.");
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}
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int UnitTestBOVDataSetReader(int argc, char* argv[])
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{
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return vtkm::cont::testing::Testing::Run(TestReadingBOVDataSet, argc, argv);
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}
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