static public List <ZDObject> HitAtObject(ZDObject Target, EObjectType Type)
{
if (Recorder.ContainsKey(Target))
{
List <ZDObject> Result = new List <ZDObject>();
ZDObjectRecord TargetRecord = Recorder[Target];
(uint, uint)Origin = TargetRecord.Location;
ZDObject Caller = TargetRecord.Owner;
(int, int)OffsetLoc;
foreach (var region in Caller.Regions)
{
OffsetLoc = ((int)Origin.Item1 + region.Key.x, (int)Origin.Item2 + region.Key.y);
if (IsValidMapLoc(OffsetLoc.Item1, OffsetLoc.Item2))
{
List <ZDObject> GetList = RecordGrid[OffsetLoc.Item1, OffsetLoc.Item2].GetTypeList(Type);
if (GetList != null)
{
Result.AddRange(GetList);
}
}
}
if (Result.Count != 0)
{
return(Result);
}
else
{
return(null);
}
}
return(null);
}
static public void Register(ZDObject Caller)
{
// -- Preparation --
//Force caller to adjust its position on the map.
RevisePosition(Caller);
// -- Register start --
// Check if caller already registered.
if (IsRegistered(Caller))
{
//if registed update its location in map.
UpdateLocation(Caller);
return;
}
//if caller is not registered
(uint, uint)MapLoc = WorldToMap(Caller.transform.position);
//Create Caller Record.
Recorder[Caller] = new ZDObjectRecord
{
Location = MapLoc,
Owner = Caller,
};
AddToRecordGrids(Recorder[Caller]);
return;
}
static void AddToRecordGrids(ZDObjectRecord CallerRecord)
{
(uint, uint)Origin = CallerRecord.Location;
ZDObject Caller = CallerRecord.Owner;
(int, int)OffsetLoc;
foreach (var region in Caller.Regions)
{
OffsetLoc = ((int)Origin.Item1 + region.Key.x, (int)Origin.Item2 + region.Key.y);
if (IsValidMapLoc(OffsetLoc.Item1, OffsetLoc.Item2))
{
//add caller into new location
RecordGrid[OffsetLoc.Item1, OffsetLoc.Item2].Add(Caller, region.Value);
}
}
}
static bool RemoveFromRecordGrids(ZDObjectRecord CallerRecord)
{
bool Result = true;
(uint, uint)Origin = CallerRecord.Location;
ZDObject Caller = CallerRecord.Owner;
(int, int)OffsetLoc;
foreach (var region in Caller.Regions)
{
OffsetLoc = ((int)Origin.Item1 + region.Key.x, (int)Origin.Item2 + region.Key.y);
if (IsValidMapLoc(OffsetLoc.Item1, OffsetLoc.Item2))
{
//add caller into new location
Result &= RecordGrid[OffsetLoc.Item1, OffsetLoc.Item2].Remove(Caller);
}
}
return(Result);
}