47 lines
1.6 KiB
C++
47 lines
1.6 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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// Example 4: do a contour and a clip-with-field, and write it out.
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//
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#include <vtkm/cont/Initialize.h>
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#include <vtkm/filter/contour/ClipWithField.h>
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#include <vtkm/filter/contour/Contour.h>
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#include <vtkm/io/VTKDataSetReader.h>
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#include <vtkm/io/VTKDataSetWriter.h>
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int main(int argc, char** argv)
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{
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auto opts = vtkm::cont::InitializeOptions::DefaultAnyDevice;
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vtkm::cont::InitializeResult config = vtkm::cont::Initialize(argc, argv, opts);
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vtkm::io::VTKDataSetReader reader("data/kitchen.vtk");
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vtkm::cont::DataSet ds_from_file = reader.ReadDataSet();
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vtkm::filter::contour::Contour contour;
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contour.SetActiveField("c1");
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contour.SetFieldsToPass({ "c1", "ke" });
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contour.SetNumberOfIsoValues(3);
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contour.SetIsoValue(0, 0.05);
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contour.SetIsoValue(1, 0.10);
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contour.SetIsoValue(2, 0.15);
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vtkm::cont::DataSet ds_from_contour = contour.Execute(ds_from_file);
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vtkm::filter::contour::ClipWithField clip;
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clip.SetActiveField("ke");
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clip.SetClipValue(1e-7);
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//clip.SetInvertClip(true); // <1e-7 instead of >1e-7
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vtkm::cont::DataSet ds_from_clip = clip.Execute(ds_from_contour);
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vtkm::io::VTKDataSetWriter writer("out_2filters.vtk");
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writer.WriteDataSet(ds_from_clip);
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return 0;
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}
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