private Route getminRoute(PForest F, int sid, int eid, Point p1, Point p2)
{
Dictionary <Route, double> path_dis = new Dictionary <Route, double>();
double min_len = 99999999;
Route min_path = null;
//List<Route> routes = new List<Route>();
//int f = 0;
//double v_limit = 0;
//double time_interval = 0;
//double road_vlimit = 0;
//TimeSpan ts = new TimeSpan();
if (sid == eid)
{
//Route p = new Route();
//p.Add(sid);
min_path = new Route();
min_path.Add(sid);
}
else
{
Tree <Node> tr = F.FindTree(sid);
TreeNode <Node> curNode = null;
if (tr != null && tr.Index.ContainsKey(eid))
{
foreach (TreeNode <Node> n in tr.Index[eid])
{
//road_vlimit = 0;
Route pp = new Route();
curNode = n;
while (curNode != null)
{
pp.Add(curNode.Data.Sid);
curNode = curNode.Parent;
}
pp.Reverse();
#region clean paths
//ts = p2.T.Subtract(p1.T).Duration();
//time_interval = Convert.ToDouble(ts.TotalSeconds);
//v_limit = pp.getLength(g, p1, p2) / time_interval;
//foreach (int id in pp)
//{
// if (g.getEdgeAttribute(id).ATTRIBUTE[0] == -1)
// road_vlimit += 13;
// else
// road_vlimit += g.getEdgeAttribute(id).ATTRIBUTE[5];
//}
#endregion
//routes.Add(pp);
path_dis.Add(pp, pp.getLength(m_graph, p1, p2));
}
}
else
{
return(null);
}
}
var dicSort = from objDic in path_dis orderby objDic.Value select objDic;
foreach (KeyValuePair <Route, double> k_v in dicSort)
{
if (k_v.Value < min_len)
{
min_len = k_v.Value;
min_path = k_v.Key;
}
}
return(min_path);
}
public Mapmatching(Graph g, PForest f)
{
m_graph = g;
this.F = f;
}
