public double GetVisitDistance(Visit visit1, Visit visit2)
{
// Get distances of visit1
int indexVisit1 = visitIds.IndexOf(visit1.GetId());
VisitDistance visit1Distances = visitDistances[indexVisit1];
// Find visit2 in distances visit1
return(visit1Distances.GetDistance(visit2));
}
private void findDistances()
{
List <double> depotDistances = new List <double>();
List <int> visitIds = new List <int>();
foreach (Visit visit in visits)
{
// Get x and y for visit
int xCoordinate = visit.GetX();
int yCoordinate = visit.GetY();
// Set distance to depot for visit
int xDifferenceDepot = xCoordinate - depot.GetX();
int yDifferenceDepot = yCoordinate - depot.GetY();
depotDistances.Add(Math.Sqrt(xDifferenceDepot * xDifferenceDepot + yDifferenceDepot * yDifferenceDepot));
// Set distance to other visits for current visit
List <double> distances = new List <double>();
List <int> ids = new List <int>();
foreach (Visit otherVisit in visits)
{
int xDifferenceVisits = xCoordinate - otherVisit.GetX();
int yDifferenceVisits = yCoordinate - otherVisit.GetY();
double distance = Math.Sqrt(xDifferenceVisits * xDifferenceVisits + yDifferenceVisits * yDifferenceVisits);
distances.Add(distance);
if (distance > maxDistance)
{
maxDistance = distance;
}
ids.Add(otherVisit.GetId());
}
visitDistances.Add(new VisitDistance(visit.GetId(), ids, distances));
visitIds.Add(visit.GetId());
}
distancesFromDepot = new VisitDistance(0, visitIds, depotDistances);
}
