/// <summary>
/// Calculates the magnitude of the specified position on the map relative to the centroid of the squad
/// (being close to the other units in the squad will give the best magnitude/attraction).
/// </summary>
/// <param name="squad"></param>
/// <param name="possibleNextPosition"></param>
/// <param name="force"></param>
/// <param name="forceStep"></param>
/// <param name="rangePercentage">How big the Range to the centroid of all the Units positions in the Squad/Group</param>
/// <returns>The magnitude of squad attraction. 0 if a unit is inside the specified range and gives a negative linear drop-off the further away the unit is from the group.</returns>
public double PFSquadAttraction(List <UnitAgent> squad, Position possibleNextPosition, double force, double forceStep, int rangePercentage)
{
if (squad != null && squad.Count > 0)
{
double distance = possibleNextPosition.getDistance(CombatControl.CalculateCentroidPosition(squad.Select(ua => ua.SCUnit)));
return(distance <= SCMath.GetPercentageOfMaxDistancePixels(rangePercentage)
? force//0
: force - forceStep * distance);
}
log.Error("squad unit list is null or has zero elements in PFSquadAttraction");
return(0);
}
