/// <summary>
/// 注册一个 AOI 对象, 同时设置其默认 AOI 半径。注：每个对象都有一个默认的 AOI 半径，凡第一次进入半径范围的其它物体，都会触发 AOI 消息。
/// </summary>
/// <param name="self"></param>
/// <param name="unit"></param>
public static void RegisterUnit(this AOISceneComponent self, AOIUnitComponent unit)
{
unit.Scene = self;
AOICell cell = self.GetAOIGrid(unit.Position);
cell.Add(unit);
Log.Info("RegisterUnit:" + unit.Id + " Position:" + unit.Position + " grid x:" + cell.posx + ",y:" + cell.posy + " type" + unit.Type + " range" + unit.Range);
using (var ListenerGrids = cell.GetNearbyGrid(unit.Range))
{
for (int i = 0; i < ListenerGrids.Count; i++)
{
var item = ListenerGrids[i];
item.AddListener(unit);
if (unit.Type == UnitType.Player)
{
using (var list = item.GetAllUnit())
{
for (int j = 0; j < list.Count; j++)
{
var t = list[j];
Game.EventSystem.Publish(new AOIRegisterUnit()
{
Receive = unit,
Unit = t
});
}
}
}
}
}
}
/// <summary>
/// 获取指定位置为中心指定圈数的所有格子
/// </summary>
/// <param name="self"></param>
/// <param name="turnNum"></param>
/// <param name="pos"></param>
/// <returns></returns>
public static ListComponent <AOICell> GetNearbyGrid(this AOISceneComponent self, int turnNum, Vector3 pos)
{
var grid = self.GetAOIGrid(pos);
ListComponent <AOICell> res = ListComponent <AOICell> .Create();
for (int i = 0; i <= turnNum * 2 + 1; i++)
{
var x = grid.posx - turnNum + i;
for (int j = 0; j <= turnNum * 2 + 1; j++)
{
var y = grid.posy - turnNum + j;
res.Add(self.GetCell(x, y));
}
}
return(res);
}