/// <summary>
/// Detaches all outgoing halfedges from the given vertex
/// </summary>
/// <param name="vertex"></param>
public void DetachVertex(TV vertex)
{
Vertices.ContainsCheck(vertex);
vertex.UnusedCheck();
DetachVertexImpl(vertex);
}
/// <summary>
///
/// </summary>
/// <param name="vertex"></param>
public void RemoveVertex(TV vertex)
{
Vertices.ContainsCheck(vertex);
vertex.UnusedCheck();
RemoveVertexImpl(vertex);
}
/// <summary>
/// Transfers halfedges from the first to the second given vertex.
/// The first vertex is flagged as unused.
/// </summary>
/// <param name="v0"></param>
/// <param name="v1"></param>
public void MergeVertices(TV v0, TV v1)
{
Vertices.ContainsCheck(v0);
Vertices.ContainsCheck(v1);
v0.UnusedCheck();
v1.UnusedCheck();
MergeVerticesImpl(v0, v1);
}
/// <summary>
/// Transfers halfedges leaving each vertex to the first vertex in the collection.
/// All vertices except the first are flagged as unused.
/// </summary>
/// <param name="vertices"></param>
public void MergeVertices(IEnumerable <TV> vertices)
{
var v0 = vertices.First();
Vertices.ContainsCheck(v0);
v0.UnusedCheck();
foreach (var v1 in vertices.Skip(1))
{
Vertices.ContainsCheck(v1);
v1.UnusedCheck();
MergeVerticesImpl(v1, v0);
}
}
/// <summary>
/// Adds a new edge between the given nodes.
/// Returns the first halfedge in the pair.
/// </summary>
/// <param name="v0"></param>
/// <param name="v1"></param>
/// <returns></returns>
public TE AddEdge(TV v0, TV v1)
{
Vertices.ContainsCheck(v0);
Vertices.ContainsCheck(v1);
return(AddEdgeImpl(v0, v1));
}
