/// <summary>
/// 获取邻居结点
/// </summary>
/// <param name="point"></param>
/// <param name="allowDiagonal">是否包括斜边</param>
/// <returns></returns>
public List <PathNode> GetNeighbour(PathNode point, bool allowDiagonal = true)
{
List <PathNode> temp = new List <PathNode>();
Vector3Int center = point.coord;
List <Vector3Int> neighbourCoordinates = center.GetNeightbours(allowDiagonal);
foreach (var item in neighbourCoordinates)
{
if (nodeDict.ContainsKey(item))
{
temp.Add(nodeDict[item]);
}
}
return(temp);
}