diff options
Diffstat (limited to 'src/cgalutils.cc')
| -rw-r--r-- | src/cgalutils.cc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/cgalutils.cc b/src/cgalutils.cc index e402139..51838df 100644 --- a/src/cgalutils.cc +++ b/src/cgalutils.cc @@ -145,5 +145,33 @@ CGAL_Polyhedron *createPolyhedronFromPolySet(const PolySet &ps) return P; } +CGAL_Iso_cuboid_3 bounding_box( const CGAL_Nef_polyhedron3 &N ) +{ + CGAL_Iso_cuboid_3 result(-1,-1,-1,1,1,1); + CGAL_Nef_polyhedron3::Vertex_const_iterator vi; + std::vector<CGAL_Nef_polyhedron3::Point_3> points; + // can be optimized by rewriting bounding_box to accept vertices + CGAL_forall_vertices( vi, N ) + points.push_back( vi->point() ); + if (points.size()) + result = CGAL::bounding_box( points.begin(), points.end() ); + return result; +} + +CGAL_Iso_rectangle_2e bounding_box( const CGAL_Nef_polyhedron2 &N ) +{ + CGAL_Iso_rectangle_2e result(-1,-1,1,1); + CGAL_Nef_polyhedron2::Explorer explorer = N.explorer(); + CGAL_Nef_polyhedron2::Explorer::Vertex_const_iterator vi; + std::vector<CGAL_Point_2e> points; + // can be optimized by rewriting bounding_box to accept vertices + for ( vi = explorer.vertices_begin(); vi != explorer.vertices_end(); ++vi ) + if ( explorer.is_standard( vi ) ) + points.push_back( explorer.point( vi ) ); + if (points.size()) + result = CGAL::bounding_box( points.begin(), points.end() ); + return result; +} + #endif /* ENABLE_CGAL */ |