public void load(List<string> textFile)
{
vertices = new Vertex[int.Parse(getDataFromLine(textFile[0], 1))];
if (vertices.Length == 0) throw new Exception("Zerowa liczba węzłów!");
for (int i = 0; i < vertices.Length; i++)
{
vertices[i] = new Vertex(i+1);
}
edges = new Edge[int.Parse(getDataFromLine(textFile[1], 1))];
if (edges.Length == 0) throw new Exception("Zerowa liczba łączy!");
for (int i = 0; i < edges.Length; i++)
{
int link_id = int.Parse(getDataFromLine(textFile[2 + i], 0));
int begin_id = int.Parse(getDataFromLine(textFile[2 + i], 1));
int end_id = int.Parse(getDataFromLine(textFile[2 + i], 2));
double capacity = double.Parse(getDataFromLine(textFile[2 + i], 3));
double price = double.Parse(getDataFromLine(textFile[2 + i], 4));
edges[i] = new Edge(link_id, vertices[begin_id - 1], vertices[end_id - 1], capacity, price);
edges[i].Begin.addEdgeOut(edges[i]);
}
demands = new Demand[int.Parse(getDataFromLine(textFile[2 + edges.Length], 1))];
if (demands.Length == 0) throw new Exception("Zerowa liczba zapotrzebowań!");
for (int i = 0; i < demands.Length; i++)
{
int demand_id = int.Parse(getDataFromLine(textFile[3 + edges.Length + i], 0));
int begin_id = int.Parse(getDataFromLine(textFile[3 + edges.Length + i], 1));
int end_id = int.Parse(getDataFromLine(textFile[3 + edges.Length + i], 2));
double capacity = double.Parse(getDataFromLine(textFile[3 + edges.Length + i], 3));
demands[i] = new Demand(demand_id, vertices[begin_id - 1], vertices[end_id - 1], capacity);
}
}
public Demand(int id, Vertex begin, Vertex end, double weight)
{
this.id = id;
this.begin = begin;
this.end = end;
this.capacity = weight;
}
static private void generateRandomPath(Model.Demand demand)
{
Random generator = new Random();
Model.Vertex begin = demand.Begin;
Model.Vertex end = demand.End;
new_network.resetVertices();
//Console.WriteLine("Żądanie: " + demand.Begin.Id + " " + demand.End.Id);
//demand.Path = new Stack<Model.Edge>();
//Model.Vertex currentVertex = begin;
//do
//{
// Model.Edge currentEdge = currentVertex.getRandomEdgeOut();
// if (!currentVertex.Visited && currentEdge != null)
// {
// currentVertex.Visited = true;
// demand.Path.Push(currentEdge);
// currentVertex = currentEdge.End;
// Console.WriteLine(currentEdge.Begin.Id + " -> " + currentEdge.End.Id);
// }
// else
// {
// currentVertex.Visited = true;
// Model.Vertex tmp = currentVertex;
// currentVertex = demand.Path.Pop().Begin;
// currentVertex.Visited = false;
// Console.WriteLine(currentVertex.Id + " <- " + tmp.Id);
// }
//} while (demand.Path.Peek().End != end);
Stack <Model.Vertex> path = new Stack <Model.Vertex>();
demand.Path = new Stack <Model.Edge>();
path.Push(begin);
while (path.Peek() != end)
{
Model.Vertex currentVertex = path.Peek();
Model.Edge currentEdge = currentVertex.getRandomEdgeOut();
if (!currentVertex.Visited && currentEdge != null)
{
//Console.WriteLine(currentEdge.Begin.Id + " -> " + currentEdge.End.Id);
demand.Path.Push(currentEdge);
path.Push(currentEdge.End);
}
else
{
demand.Path.Pop();
path.Pop();
Model.Vertex tmp = path.Peek();
//Console.WriteLine(tmp.Id + " <- " + currentVertex.Id);
path.Peek().Visited = false;
}
currentVertex.Visited = true;
}
}
