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Minor CDT3+tet remesh example improvements (#8977) 

## Release Management

* Affected package(s): `Constrained_triangulation_3`
* Issue(s) solved (if any): fix -
* Feature/Small Feature (if any): -
* License and copyright ownership: no change
This commit is contained in:
Sebastien Loriot 2025-07-15 20:18:39 +02:00 committed by GitHub
parent d7532d6d1c 3ccd3858ca
commit e8be68271d
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GPG Key ID: B5690EEEBB952194
1 changed files with 8 additions and 7 deletions
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15
Constrained_triangulation_3/examples/Constrained_triangulation_3/remesh_constrained_Delaunay_triangulation_3.cpp
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@ -42,6 +42,8 @@ using Constraints_pmap = CGAL::Boolean_property_map<Constraints_set>;
int main(int argc, char* argv[])
{
std::string filename = (argc > 1) ? argv[1] : CGAL::data_file_path("meshes/mpi.off");
double target_edge_length = (argc > 2) ? std::stod(argv[2]) : 1.0;
unsigned int iterations = (argc > 3) ? std::stoi(argv[3]) : 3;
CGAL::Surface_mesh<K::Point_3> mesh;
if(!CGAL::IO::read_polygon_mesh(filename, mesh))
@ -62,17 +64,16 @@ int main(int argc, char* argv[])
namespace Tet_remesh = CGAL::Tetrahedral_remeshing;
Tr tr = Tet_remesh::get_remeshing_triangulation(std::move(ccdt),
np::edge_is_constrained_map(constraints_pmap));
std::cout << "Number of vertices in tr: " << tr.number_of_vertices() << std::endl;
std::cout << "There are " << tr.number_of_vertices() << " vertices in the constrained triangulation" << std::endl;
CGAL::tetrahedral_isotropic_remeshing(tr,
1., // target edge length
np::number_of_iterations(3)
.edge_is_constrained_map(constraints_pmap));
target_edge_length,
np::number_of_iterations(iterations)
.edge_is_constrained_map(constraints_pmap));
std::cout << "Number of vertices in tr: "
<< tr.number_of_vertices() << std::endl;
std::cout << "There are " << tr.number_of_vertices() << " vertices after remeshing" << std::endl;
std::ofstream ofs("tr.mesh");
std::ofstream ofs("remeshed.mesh");
CGAL::IO::write_MEDIT(ofs, tr);
return EXIT_SUCCESS;