mirror of https://github.com/CGAL/cgal
New app for generating Delaunay triangulations from data files
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#include <CGAL/Epick_d.h>
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#include <CGAL/Delaunay_triangulation.h>
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#include <CGAL/IO/Triangulation_off_ostream.h>
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#include <fstream>
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typedef CGAL::Epick_d<CGAL::Dynamic_dimension_tag> K;
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typedef CGAL::Delaunay_triangulation<K> DT;
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void test(int dim)
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{
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std::stringstream input_filename;
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input_filename << "data/points_" << dim << ".cin";
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std::ifstream in(input_filename.str());
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DT::Point p;
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std::vector<DT::Point> points;
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int dim_from_file;
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in >> dim_from_file;
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while(in >> p)
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points.push_back(p);
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// Build the Regular Triangulation
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DT dt(dim_from_file);
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dt.insert(points.begin(), points.end());
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CGAL_assertion(dt.is_valid(true));
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// Export
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std::stringstream output_filename;
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output_filename << "data/dt_dim" << dim << ".off";
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std::ofstream off_stream(output_filename.str());
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CGAL::export_triangulation_to_off(off_stream, dt);
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}
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int main()
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{
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//test(2);
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//test(3);
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test(10);
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return 0;
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}
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