三角形

四边形

立方体

 六面体

棱柱

锥体

二十面体

网格

	Polyhedron _mesh;/**************三角形************/CGAL::make_triangle(K::Point_3(100, 0, 0), K::Point_3(0, 100, 0), K::Point_3(0, 0, 0), _mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/triangle.stl", _mesh);_mesh.clear();/**************四边形************/CGAL::make_quad(K::Point_3(0, 0, 0), K::Point_3(100, 0, 0), K::Point_3(100, 100, 0), K::Point_3(0, 100, 0), _mesh);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/quad.stl", _mesh);	_mesh.clear();/**************立方体************/K::Iso_cuboid_3 cubte(K::Point_3(0, 0, 0), K::Point_3(100, 100, 100));CGAL::make_hexahedron(cubte, _mesh);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/cubte.stl", _mesh);	_mesh.clear();/**************六面体（下面的点顺时针，上面的点逆时针，与下面的一一对应）************/CGAL::make_hexahedron(K::Point_3(0, 0, 0), K::Point_3(100, 0, 0), K::Point_3(120, 120, 0), K::Point_3(0, 90, 0),K::Point_3(0, 0, 100), K::Point_3(110, 0,100), K::Point_3(100, 100, 130), K::Point_3(0, 100, 100),_mesh);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/hexahedron.stl", _mesh);_mesh.clear();/**************正棱柱************/CGAL::make_regular_prism(36, _mesh, K::Point_3(0, 0, 0),100, 20);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/regular_prism.stl", _mesh);_mesh.clear();/**************锥体（金字塔）************/CGAL::make_pyramid(36, _mesh, K::Point_3(0, 0, 0),100, 20);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/pyramid.stl", _mesh);_mesh.clear();/**************二十面体************/CGAL::make_icosahedron(_mesh, K::Point_3(0, 0, 0),5);CGAL::Polygon_mesh_processing::triangulate_faces(_mesh);CGAL::IO::write_polygon_mesh("F:/WORK/STL/icosahedron.stl", _mesh);_mesh.clear();/**************网格************/CGAL::make_grid(10, 20, _mesh, true);CGAL::IO::write_polygon_mesh("F:/WORK/STL/grid.stl", _mesh);