protected void ConnectEdge(ShapeNode n, ref int index, List <Node> nl)
{
// Attempts to connect an edge(index) on a ShapeNode(n) against all edges in a list of Nodes(nl)
// Subdivides matching edges accordingly if the intersection is less than the entire length of one of the edges.
// Note: Subdivision code is fairly basic at the moment. Some edge cases are not covered.
if (n.LinkList[index] != null)
{
return;
}
Vector2D edge = n.GetEdge(index);
Vector2D norm1 = edge.Normalized();
foreach (ShapeNode n2 in nl)
{
if (n2 != n)
{
for (int index2 = 0; index2 < n2.points.Count; index2++)
{
Vector2D edge2 = n2.GetAntiClockwiseEdge(index2);
Vector2D norm2 = edge2.Normalized();
if (edge.a == edge2.a && norm1 == norm2)
{
NodeLink nodeLink = ShapeNode.ConnectEdges(n, index, n2, index2);
if (edge.Length() > edge2.Length())
{
n.AddPoint(index + 1, edge2.b);
index--;
}
if (edge2.Length() > edge.Length())
{
n2.AddPoint(index2 + 1, edge.b);
n2.LinkList[index2 + 1] = n2.LinkList[index2];
n2.LinkList[index2] = null;
ConnectEdge(n2, ref index2, nl);
}
return;
}
}
}
}
}
protected void ConnectEdge(ShapeNode n, ref int index, List<Node> nl)
{
// Attempts to connect an edge(index) on a ShapeNode(n) against all edges in a list of Nodes(nl)
// Subdivides matching edges accordingly if the intersection is less than the entire length of one of the edges.
// Note: Subdivision code is fairly basic at the moment. Some edge cases are not covered.
if (n.LinkList[index] != null)
{
return;
}
Vector2D edge = n.GetEdge(index);
Vector2D norm1 = edge.Normalized();
foreach (ShapeNode n2 in nl)
{
if (n2 != n)
{
for (int index2 = 0; index2 < n2.points.Count; index2++)
{
Vector2D edge2 = n2.GetAntiClockwiseEdge(index2);
Vector2D norm2 = edge2.Normalized();
if (edge.a == edge2.a && norm1 == norm2)
{
NodeLink nodeLink = ShapeNode.ConnectEdges(n, index, n2, index2);
if (edge.Length() > edge2.Length())
{
n.AddPoint(index + 1, edge2.b);
index--;
}
if (edge2.Length() > edge.Length())
{
n2.AddPoint(index2 + 1, edge.b);
n2.LinkList[index2 + 1] = n2.LinkList[index2];
n2.LinkList[index2] = null;
ConnectEdge(n2, ref index2, nl);
}
return;
}
}
}
}
}
