private void Awake()
{
_unitsList = new List <Unit>();
_instance = this;
IsColor = false;
MapNavigator = new MapNavigator();
battleArea = new BattleArea();
debuffBM = new DebuffBattleMapBlovk();
encounter = new Encounter.EncounterData();
BattleMapPath = "Assets/Scripts/BattleMap/";
}
/// <summary>
/// 自动选择目标
/// </summary>
/// <param name="battleUnitAction"></param>
protected override void AutoSelectTarget()
{
int stopDistance = AtkStopDistance();
//从仇恨列表中确定目标
Unit hatredUnit = null;
//地图导航
BattleMap.MapNavigator mapNavigator = BattleMap.BattleMap.Instance().MapNavigator;
for (int i = 0; i < hatredRecorder.HatredCount; i++)
{
hatredUnit = hatredRecorder.GetHatredByIndex(i, i == 0);
if (hatredUnit.IsDead())
{
//已经排序过，且无法找到还能够行动的单位，就表示场上没有存活的敌方单位了
hatredUnit = null;
continue;
}
//判断这个单位是否可以到达
bool catched = false;
//如果这个单位就在攻击范围内，即身边
if (Distance(battleUnit, hatredUnit) <= stopDistance)
{
toTargetPath.Clear();
targetBattleUnit = hatredUnit;
AutoUseAtk();
catched = true;
}
else
{
//if (catched = mapNavigator.PathSearch(battleUnit.CurPos, new Vector2(hatredUnit.CurPos.x, hatredUnit.CurPos.y + 1)))
// toTargetPath = mapNavigator.Paths;
//TODO 把被仇恨单位作为起点
//遍历4个相邻地图块儿，把对于当前单位最近的地图块儿作为终点
Node nodeStart = new Node(hatredUnit.CurPos, hatredUnit.CurPos);
//获得A的周边MapBlock
List <BattleMapBlock> neighbourBlock = BattleMap.BattleMap.Instance().GetNeighbourBlock(nodeStart);
int prevPathCount = int.MaxValue;
BattleMapBlock preBattleMapBlock = null;
foreach (BattleMapBlock battleMapBlock in neighbourBlock)
{
if (mapNavigator.PathSearchForAI(battleUnit.CurPos, battleMapBlock.position, this is SingleAutoControllerAtker))
{
//找到对于ai单位的最短路径
if (prevPathCount > mapNavigator.Paths.Count)
{
//更新路径
toTargetPath = mapNavigator.Paths;
prevPathCount = mapNavigator.Paths.Count;
if (preBattleMapBlock != null)
{
preBattleMapBlock.RemoveUnit(battleUnit);
}
battleMapBlock.units_on_me.Add(battleUnit);
preBattleMapBlock = battleMapBlock;
catched = true;
}
}
}
}
//寻路不可达
if (!catched)
{
hatredUnit = null;
continue;
}
else //找到了
{
break;
}
}
//没有目标
if (hatredUnit == null)
{
targetBattleUnit = null;
return;
}
if (battleUnit != null && !hatredUnit.Equals(targetBattleUnit))
{
targetBattleUnit = hatredUnit;
}
}
