mirror of https://github.com/CGAL/cgal
68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
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#include <CGAL/Triangulation_3.h>
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#include <CGAL/Triangulation_data_structure_3.h>
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#include <CGAL/Simplicial_mesh_cell_base_3.h>
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#include <CGAL/Simplicial_mesh_vertex_base_3.h>
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#include <CGAL/Mesh_complex_3_in_triangulation_3.h>
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#include <CGAL/tetrahedral_remeshing.h>
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#include <CGAL/tags.h>
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#include <CGAL/IO/File_medit.h>
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#include <fstream>
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using K = CGAL::Exact_predicates_inexact_constructions_kernel;
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using Subdomain_index = int;
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using Surface_patch_index = unsigned char;
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using Curve_index = char;
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using Corner_index = short;
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using Cb = CGAL::Simplicial_mesh_cell_base_3<K, Subdomain_index, Surface_patch_index>;
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using Vb = CGAL::Simplicial_mesh_vertex_base_3<K, Subdomain_index, Surface_patch_index,
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Curve_index, Corner_index>;
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using Tds = CGAL::Triangulation_data_structure_3<Vb, Cb, CGAL::Sequential_tag>;
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using Triangulation = CGAL::Triangulation_3<K, Tds>;
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using C3t3 = CGAL::Mesh_complex_3_in_triangulation_3<Triangulation>;
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int main(int argc, char* argv[])
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{
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std::cout.precision(17);
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std::cerr.precision(17);
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std::string filename = (argc > 1) ? std::string(argv[1])
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: CGAL::data_file_path("meshes/elephant.mesh");
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Triangulation tr;
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std::ifstream is(filename, std::ios_base::in);
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if(!CGAL::IO::read_MEDIT(is, tr))
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{
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std::cerr << "Failed to read" << std::endl;
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return EXIT_FAILURE;
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}
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// [call a remeshing algorithm]
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std::ofstream os("after_remeshing.mesh");
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CGAL::IO::write_MEDIT(os, tr, CGAL::parameters::all_vertices(true));
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os.close();
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Triangulation tr2;
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std::ifstream is2("after_remeshing.mesh");
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if(!CGAL::IO::read_MEDIT(is2, tr2))
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{
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std::cerr << "Failed to read (#2)" << std::endl;
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return EXIT_FAILURE;
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}
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std::cout << "Done" << std::endl;
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return EXIT_SUCCESS;
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}
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