private void CheckCollisionPair(BattleObjectType type1, BattleObjectType type2)
{
List <BattleObject> objList1, objList2;
if (objListDict.TryGetValue(type1, out objList1) && objListDict.TryGetValue(type2, out objList2))
{
for (int i1 = objList1.Count - 1; i1 >= 0; --i1)
{
BattleObject obj1 = objList1[i1];
for (int i2 = objList2.Count - 1; i2 >= 0; --i2)
{
BattleObject obj2 = objList2[i2];
if (obj1.valid && obj2.valid && obj1.CheckCollision(obj2))
{
obj1.OnCollision(obj2);
obj2.OnCollision(obj1);
}
}
}
}
}