public static VRPSimultaneousPickupDelivery LoadSalhiNagyProblem(string path, int fleet, bool serieX)
{
//formato del fichero
//clientes capacidad tiempo-maximo tiempo-ruptura
//depot-x depot-y
//para cada clietne
//x y demand
int id = ParseNagySalhiName(path);
StreamReader reader = new StreamReader(path);
var sp = SalhiNagyProblemSpecification(reader);
int clientAmount = sp.Item1;
int vehicleCapacity = sp.Item2;
List <Tuple <double, double, double> > clientsInfo = LoadClientInfo(reader, clientAmount);
TravelData matrix = BuildTravelCostMatrix(clientsInfo);
ClientSet <PickupDeliveryClient> clientSet = BuildClientSet(clientsInfo, serieX);
Fleet vehicles = Fleet.CreateHomogeneousFleet(fleet, vehicleCapacity);
reader.Close();
VRPSimultaneousPickupDelivery problem = new VRPSimultaneousPickupDelivery(clientSet, vehicles, matrix);
string serie = (serieX) ? "X" : "Y";
problem.ProblemName = string.Format("CMT{0}-{1}-{2}{3}", id, clientAmount, fleet, serie);
return(problem);
}
public static VRPSimultaneousPickupDelivery LoadDenthoffProblem(string path)
{
Tuple <DethloffType, int, int> dataName = ParseDethloffName(path);
DethloffType type = dataName.Item1;
int x = dataName.Item2;
int y = dataName.Item3;
StreamReader reader = new StreamReader(path);
Fleet f = ParseFleetInfo(reader, x + 1);
int clientAmount = int.Parse(reader.ReadLine().Trim());
TravelData m = ParseTravelMatrix(reader, clientAmount);
ClientSet <PickupDeliveryClient> c = ParseClientInfo(reader, clientAmount);
VRPSimultaneousPickupDelivery instance = new VRPSimultaneousPickupDelivery(c, f, m);
instance.ProblemName = type.ToString() + x.ToString() + "-" + y.ToString();
return(instance);
}
public static VRPSimultaneousPickupDelivery LoadSalhiNagyProblem(string path, int fleet, bool serieX)
{
//formato del fichero
//clientes capacidad tiempo-maximo tiempo-ruptura
//depot-x depot-y
//para cada clietne
//x y demand
int id = ParseNagySalhiName(path);
StreamReader reader = new StreamReader(path);
string[] specification = reader.ReadLine().Split(' ');
int clientAmount = int.Parse(specification[1]);
int vehicleCapacity = int.Parse(specification[2]);
string[] depot = reader.ReadLine().Split(' ');
double xDepot = double.Parse(depot[1]);
double yDepot = double.Parse(depot[2]);
List <Tuple <double, double, double> > clientsInfo = new List <Tuple <double, double, double> >(clientAmount + 1);
clientsInfo.Add(new Tuple <double, double, double>(xDepot, yDepot, 0));
while (!reader.EndOfStream)
{
string[] client = reader.ReadLine().Split(' ');
if (client.Length == 4)
{
clientsInfo.Add(new Tuple <double, double, double>(double.Parse(client[1]), double.Parse(client[2]), double.Parse(client[3])));
}
}
TravelData matrix = BuildTravelCostMatrix(clientsInfo);
ClientSet <PickupDeliveryClient> clientSet = BuildClientSet(clientsInfo, serieX);
Fleet vehicles = Fleet.CreateHomogeneousFleet(fleet, vehicleCapacity);
reader.Close();
VRPSimultaneousPickupDelivery problem = new VRPSimultaneousPickupDelivery(clientSet, vehicles, matrix);
string serie = (serieX) ? "X" : "Y";
problem.ProblemName = string.Format("CMT{0}-{1}-{2}{3}", id, clientAmount, fleet, serie);
return(problem);
}
public static VRPSimultaneousPickupDelivery ParseSalhiNagyMixed(string path, int clientInterval, int[] fleet)
{
int id = ParseNagySalhiName(path);
int fleetSize = fleet[id - 1];
StreamReader reader = new StreamReader(path);
var sp = SalhiNagyProblemSpecification(reader);
int clientAmount = sp.Item1;
int vehicleCapacity = sp.Item2;
List <Tuple <double, double, double> > clientsInfo = LoadClientInfo(reader, clientAmount);
reader.Close();
TravelData matrix = BuildTravelCostMatrix(clientsInfo);
ClientSet <PickupDeliveryClient> clientSet = BuildSalhiMixedClientSet(clientsInfo, clientInterval);
Fleet vehicles = Fleet.CreateHomogeneousFleet(fleetSize, vehicleCapacity);
VRPSimultaneousPickupDelivery problem = new VRPSimultaneousPickupDelivery(clientSet, vehicles, matrix);
problem.ProblemName = string.Format("CMT{0}", id);
return(problem);
}
public static VRPSimultaneousPickupDelivery Combine(VRPSimultaneousPickupDelivery problem1, VRPSimultaneousPickupDelivery problem2)
{
ClientSet <PickupDeliveryClient> clientSet = new ClientSet <PickupDeliveryClient>();
foreach (var item in problem1.Clients)
{
clientSet.Add(item);
}
for (int i = 0; i < problem2.Clients.Count; i++)
{
PickupDeliveryClient newClient = (PickupDeliveryClient)problem2.Clients[i + 1].Clone();
newClient.ID = clientSet.Count + 1;
clientSet.Add(newClient);
}
Fleet fleet = new Fleet();
foreach (var item in problem1.Vehicles)
{
fleet.Add(item);
}
foreach (var item in problem2.Vehicles)
{
fleet.Add(item);
}
double[,] travel = new double[clientSet.Count + 1, clientSet.Count + 1];
double maxCost = int.MaxValue / 10;
for (int i = 0; i < travel.GetLength(0); i++)
{
for (int j = i + 1; j < travel.GetLength(1); j++)
{
travel[i, j] = travel[j, i] = maxCost;
}
}
for (int i = 0; i < problem1.Clients.Count + 1; i++)
{
for (int j = 0; j < problem1.Clients.Count + 1; j++)
{
travel[i, j] = problem1.TravelDistance[i, j];
}
}
for (int i = 0; i < problem2.Clients.Count + 1; i++)
{
for (int j = 0; j < problem2.Clients.Count + 1; j++)
{
if (i == 0 && j != 0)
{
travel[0, problem1.Clients.Count + j] = problem2.TravelDistance[0, j];
}
else if (j == 0 && i != 0)
{
travel[problem1.Clients.Count + i, 0] = problem2.TravelDistance[i, 0];
}
else if (i != 0 && j != 0)
{
travel[problem1.Clients.Count + i, problem1.Clients.Count + j] = problem2.TravelDistance[i, j];
}
}
}
return(new VRPSimultaneousPickupDelivery(clientSet, fleet, new TravelData(travel)));
}
