public Vertex[] CreateVertices(int count)
{
Vertex[] buff = new Vertex[count];
for(int i = 0; i < count; i++)
buff[i] = CreateVertex();
return buff;
}
public Vertex CreateVertex()
{
Vertex v = new Vertex();
v.OwnerShape = this;
v.Idx = Vertices.Count;
Vertices.Add(v);
return v;
}
public void SetVertex(int idx, Vertex v)
{
if (Vertices[idx] != v)
{
if (Vertices[idx] != null)
{
Vertices[idx].OwnerEdges.Remove(this);
Vertices[idx] = null;
}
if (v != null)
{
Vertices[idx] = v;
Vertices[idx].OwnerEdges.Add(this);
}
}
}
public void RemoveVertex(Vertex v)
{
v.OwnerFaces.Remove(this);
Vertices.Remove(v);
}
public void AddVertex(Vertex v)
{
v.OwnerFaces.Add(this);
Vertices.Add(v);
}
/// <summary>
/// Creates N vertices and N edges, joined in a ring
/// </summary>
/// <param name="num_centre_verts"></param>
public void CreateLinkedEdgeAndVertexRing(int num_centre_verts, out Vertex[] vertices, out Edge[] edges)
{
edges = CreateEdges(num_centre_verts);
vertices = CreateVertices(num_centre_verts);
for (int i = 0; i < (vertices.Length-1); i++)
{
edges[i].SetVertex(0, vertices[i]);
edges[i].SetVertex(1, vertices[i + 1]);
}
edges.Last().SetVertex(0, vertices.Last());
edges.Last().SetVertex(1, vertices.First());
}
