\( \newcommand{\E}{\mathrm{E}} \) \( \newcommand{\A}{\mathrm{A}} \) \( \newcommand{\R}{\mathrm{R}} \) \( \newcommand{\N}{\mathrm{N}} \) \( \newcommand{\Q}{\mathrm{Q}} \) \( \newcommand{\Z}{\mathrm{Z}} \) \( \def\ccSum #1#2#3{ \sum_{#1}^{#2}{#3} } \def\ccProd #1#2#3{ \sum_{#1}^{#2}{#3} }\)
CGAL 4.6.1 - CGAL and the Boost Graph Library
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CGAL::Euler Namespace Reference
template<typename Graph , typename P >
boost::graph_traits< Graph >
::halfedge_descriptor 
make_tetrahedron (Graph &g, const P &p0, const P &p1, const P &p2, const P &p3)
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
join_vertex (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 joins the two vertices incident to h, (that is source(h, g) and target(h, g)) and removes source(h,g). More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
split_vertex (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, Graph &g)
 splits the target vertex v of h1 and h2, and connects the new vertex and v with a new edge. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
split_edge (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 splits the halfedge h into two halfedges inserting a new vertex that is a copy of vertex(opposite(h,g),g). More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
join_face (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 joins the two faces incident to h and opposite(h,g). More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
split_face (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, Graph &g)
 splits the face incident to h1 and h2. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
join_loop (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, Graph &g)
 glues the cycle of halfedges of h1 and h2 together. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
split_loop (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, typename boost::graph_traits< Graph >::halfedge_descriptor h3, Graph &g)
 cuts the graph along the cycle (h1,h2,h3) changing the genus (halfedge h3 runs on the backside of the three dimensional figure below). More...
 
template<typename Graph >
void remove_face (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 removes the incident face of h and changes all halfedges incident to the face into border halfedges or removes them from the graph if they were already border halfedges. More...
 
template<typename Graph >
void make_hole (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 removes the incident face of h and changes all halfedges incident to the face into border halfedges. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
add_center_vertex (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 creates a barycentric triangulation of the face incident to h. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
remove_center_vertex (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 removes the vertex target(h, g) and all incident halfedges thereby merging all incident faces. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
add_vertex_and_face_to_border (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, Graph &g)
 appends a new face to the border halfedge h2 by connecting the tip of h2 with the tip of h1 with two new halfedges and a new vertex and creating a new face that is incident to h2. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::halfedge_descriptor 
add_face_to_border (typename boost::graph_traits< Graph >::halfedge_descriptor h1, typename boost::graph_traits< Graph >::halfedge_descriptor h2, Graph &g)
 appends a new face incident to the border halfedge h1 and h2 by connecting the vertex target(h2,g) and the vertex target(h1,g) with a new halfedge, and filling this separated part of the hole with a new face, such that the new face is incident to h2. More...
 
template<typename Graph >
boost::graph_traits< Graph >
::vertex_descriptor 
collapse_edge (typename boost::graph_traits< Graph >::edge_descriptor v0v1, Graph &g)
 collapses an edge in a graph. More...
 
template<typename Graph , typename EdgeIsConstrainedMap >
boost::graph_traits< Graph >
::vertex_descriptor 
collapse_edge (typename boost::graph_traits< Graph >::edge_descriptor v0v1, Graph &g, EdgeIsConstrainedMap Edge_is_constrained_map)
 Collapses the edge v0v1 replacing it with v0 or v1, as described in the paragraph above and guarantees that an edge e2, for which get(edge_is_constrained_map, e2)==true, is not removed after the collapse. More...
 
template<typename Graph >
void flip_edge (typename boost::graph_traits< Graph >::halfedge_descriptor h, Graph &g)
 performs an edge flip, rotating the edge pointed by h by one vertex in the direction of the face orientation. More...
 
template<typename Graph >
bool satisfies_link_condition (typename boost::graph_traits< Graph >::edge_descriptor e, Graph &g)