public IGrouping <IUnitFacade> CreateGrouping(IEnumerable members)
{
var units = members.ToUnitFacades();
if (this.useLINQ)
{
//A somewhat cleaner solution, albeit due to the lack of covariance in .Net 3.5 we have to explicitly cast at the end.
var groups = from u in units
group u by u.attributes into grps
select new OnePathForAllGroup(grps) as TransientGroup <IUnitFacade>;
return(new Grouping <IUnitFacade>(groups));
}
else
{
var grpDict = new Dictionary <AttributeMask, OnePathForAllGroup>();
var grouping = new Grouping <IUnitFacade>(1);
foreach (var unit in units)
{
OnePathForAllGroup grp;
if (!grpDict.TryGetValue(unit.attributes, out grp))
{
grp = new OnePathForAllGroup(1);
grpDict[unit.attributes] = grp;
grouping.Add(grp);
}
grp.Add(unit);
}
return(grouping);
}
}
private void SpawnGroupThree()
{
//You can of source also simply create the specific group type directly.
//If you don't plan to change your strategy at runtime this is likely the best performing option
var grpOrange = new OnePathForAllGroup(3);
var grpGreen = new OnePathForAllGroup(3);
for (int i = 0; i < 3; i++)
{
var go = Instantiate(this.orangeMold, Vector3.zero, Quaternion.identity) as GameObject;
grpOrange.Add(go.GetUnitFacade());
go = Instantiate(this.greenMold, Vector3.zero, Quaternion.identity) as GameObject;
grpGreen.Add(go.GetUnitFacade());
}
grpOrange.MoveTo(target.position, false);
grpGreen.MoveTo(target.position, false);
}