vtk-m/examples/tetrahedra/Triangulate.cxx
2022-02-11 20:52:43 -07:00

49 lines
1.5 KiB
C++

//============================================================================
// 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.
//============================================================================
#include <vtkm/cont/Initialize.h>
#include <vtkm/io/VTKDataSetReader.h>
#include <vtkm/io/VTKDataSetWriter.h>
#include <vtkm/filter/geometry_refinement/Triangulate.h>
#include <cstdlib>
#include <iostream>
int main(int argc, char* argv[])
{
vtkm::cont::Initialize(argc, argv);
if ((argc < 2) || (argc > 3))
{
std::cerr << "Usage: " << argv[0] << " in_data.vtk [out_data.vtk]\n\n";
std::cerr << "For example, you could use the vanc.vtk that comes with the VTK-m source:\n\n";
std::cerr << " " << argv[0] << " <path-to-vtkm-source>/data/data/rectilinear/vanc.vtk\n";
return 1;
}
std::string infilename = argv[1];
std::string outfilename = "out_tris.vtk";
if (argc == 3)
{
outfilename = argv[2];
}
vtkm::io::VTKDataSetReader reader(infilename);
vtkm::cont::DataSet input = reader.ReadDataSet();
vtkm::filter::geometry_refinement::Triangulate triangulateFilter;
vtkm::cont::DataSet output = triangulateFilter.Execute(input);
vtkm::io::VTKDataSetWriter writer(outfilename);
writer.WriteDataSet(output);
return 0;
}