private AstarDecoratorValues GetPossibilityAt(int x, int z)
{
KeyValuePair <int, int> key = new KeyValuePair <int, int>(x, z);
if (!AllPossibilities.ContainsKey(key))
{
return(null);
}
return(AllPossibilities[key]);
}
private AstarDecoratorValues ContinuePathFinding(AstarDecoratorValues currentPosition, int startX, int startZ, int destinationX, int destinationZ)
{
IEnumerable <AstarDecoratorValues> astarSteps = DiscoverPossibleStepsArround(currentPosition, startX, startZ, destinationX, destinationZ);
foreach (var astarStep in astarSteps)
{
var similarPossibility = GetPossibilityAt(astarStep.PossibleStep.X, astarStep.PossibleStep.Z);
KeyValuePair <int, int> key = new KeyValuePair <int, int>(astarStep.PossibleStep.X, astarStep.PossibleStep.Z);
if (AllPossibilities.ContainsKey(key))
{
var older = AllPossibilities[key];
if (older.FCost > astarStep.FCost)
{
AllPossibilities[key] = astarStep;
}
}
else
{
AllPossibilities[key] = astarStep;
}
if (similarPossibility != null && similarPossibility.AlreadyChecked)
{
astarStep.AlreadyChecked = similarPossibility.AlreadyChecked;
}
}
AstarDecoratorValues nextPossibility = GetNextPossibility();
if (nextPossibility != null)
{
if (nextPossibility.HCost == 0)
{
return(nextPossibility);
}
}
return(null);
}
