/// <summary>
/// Add a point to the edge
/// </summary>
/// <param name="vertex">Vertex</param>
/// <param name="index">Index of the closest point</param>
public void AddPoint(Vertex vertex, int index)
{
if (index == 0)
P1 = vertex;
else if (index == Track.TrackSegments.First().WayPoints.Count - 1)
P2 = vertex;
else // this is used to figure out where to split a track into 2
throw new Exception(string.Format("Need to split track at {0}", index));
}
/// <summary>
/// Retrieve the distance between the two nodes as calculated by the Floyd-Warshall algorithm.
/// </summary>
/// <param name="p1">Vertex 1</param>
/// <param name="p2">Vertex 2</param>
/// <returns>Distance in km</returns>
public double Distance(Vertex p1, Vertex p2)
{
return dist[p1.Index, p2.Index];
}
/// <summary>
/// Find a shortest path from p1 to p2 using the results of the Floyd-Warshall algorithm.
/// </summary>
/// <param name="p1">point 1</param>
/// <param name="p2">point 2</param>
/// <returns>A list of the vertices on a shortest path from p1 to p2</returns>
public List<Vertex> Path(Vertex p1, Vertex p2)
{
return Path(idx: p1.Index, jdx: p2.Index);
}
/// <summary>
/// Constructor using two vertices
/// </summary>
/// <param name="v1"></param>
/// <param name="v2"></param>
public Edge(Vertex v1, Vertex v2)
{
Weight = v1.Point.GetDistanceFrom(v2.Point);
P1 = v1;
P2 = v2;
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="track">track</param>
/// <param name="point">point</param>
public ConnectInfo(Edge track, Vertex point, int idx, double dist)
{
this.track = track;
this.point = point;
this.index = idx;
this.dist = dist;
}