private TraveledPathData Search()
{
this.pathData = new TraveledPathData(root, goal);
Vertex currentNode = root;
do
{
List<Vertex> neighbours = this.graph.AdjacentVertices(currentNode);
Double nextCost = double.PositiveInfinity;
Vertex nextNode = null;
Edge nextEdge = null;
foreach (var x in neighbours)
{
Edge edgeFromHeuristic = this.graph.HeuristicData.GetEdge(x, goal);
Edge possibleNextEdge = this.graph.GetEdge(currentNode, x);
double HOPCOST = edgeFromHeuristic.Weight;
if (HOPCOST < nextCost )//&& !this.pathData.TraveledEdges.Contains(possibleNextEdge))
{
nextNode = x;
nextEdge = possibleNextEdge;
nextCost = HOPCOST;
}
}
this.pathData.AddTraveledEdge(this.graph.GetEdge(nextEdge.VerticeFrom, nextEdge.VerticeTo));
if (nextNode == this.goal)
{
return this.pathData;
}
currentNode = nextNode;
} while (true);
}
private TraveledPathData Search()
{
this.pathData = new TraveledPathData(root, goal);
Vertex currentNode = root;
do
{
List <Vertex> neighbours = this.graph.AdjacentVertices(currentNode);
Double nextCost = double.PositiveInfinity;
Vertex nextNode = null;
Edge nextEdge = null;
foreach (var x in neighbours)
{
Edge edgeFromHeuristic = this.graph.HeuristicData.GetEdge(x, goal);
Edge possibleNextEdge = this.graph.GetEdge(currentNode, x);
double HOPCOST = edgeFromHeuristic.Weight;
if (HOPCOST < nextCost) //&& !this.pathData.TraveledEdges.Contains(possibleNextEdge))
{
nextNode = x;
nextEdge = possibleNextEdge;
nextCost = HOPCOST;
}
}
this.pathData.AddTraveledEdge(this.graph.GetEdge(nextEdge.VerticeFrom, nextEdge.VerticeTo));
if (nextNode == this.goal)
{
return(this.pathData);
}
currentNode = nextNode;
} while (true);
}
private void WriteLogWithTraveledData(TraveledPathData data)
{
Application.Current.Dispatcher.Invoke(new Action(() =>
{
SearchEventManager sem = data.EventManager;
Logger.ClearLog();
foreach (var searchEvent in sem.Events)
{
Logger.WriteLogInfo(
searchEvent.EventMessage);
}
StringBuilder msg = new StringBuilder();
Logger.WriteLogInfo(string.Format("Total edges EXPLORED in PATH: {0}", data.ExploredEdges.Count));
foreach (var edge in data.ExploredEdges)
{
msg.Append(edge + "=>");
}
Logger.WriteLogInfo(msg.ToString());
msg.Clear();
Logger.WriteLogInfo(string.Format("Total edges TRAVELED in PATH: {0}", data.TraveledEdges.Count));
foreach (var vert in data.TraveledEdges)
{
msg.Append(vert + "=>");
}
Logger.WriteLogInfo(msg.ToString());
msg.Clear();
Logger.WriteLogInfo("SHORTEST PATH:");
var shortestPath = data.GetShortestPath();
foreach (var edge in shortestPath)
{
msg.Append(edge + "=>");
}
Logger.WriteLogInfo(msg.ToString());
}));
}
