mirror of https://github.com/CGAL/cgal
38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
#include <CGAL/Simple_cartesian.h>
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#include <CGAL/Surface_mesh.h>
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#include <CGAL/Polygon_mesh_processing/IO/polygon_mesh_io.h>
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#include <CGAL/subdivision_method_3.h>
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#include <iostream>
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#include <fstream>
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typedef CGAL::Simple_cartesian<double> Kernel;
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typedef CGAL::Surface_mesh<Kernel::Point_3> Surface_mesh;
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namespace PMP = CGAL::Polygon_mesh_processing;
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namespace params = CGAL::parameters;
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int main(int argc, char* argv[]) {
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const std::string filename = (argc > 1) ? argv[1] : CGAL::data_file_path("meshes/quad.off");
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const unsigned int iter = (argc > 2) ? std::stoi(argv[2]) : 3;
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Surface_mesh mesh;
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if(!PMP::IO::read_polygon_mesh(filename, mesh))
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{
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std::cerr << "Invalid input." << std::endl;
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return 1;
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}
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// Loop_subdivision can also be used for pure triangle meshes
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CGAL::Subdivision_method_3::CatmullClark_subdivision(mesh, params::number_of_iterations(iter)
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.do_not_modify_geometry(true));
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std::ofstream out("out.off");
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out << mesh;
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return 0;
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}
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