/// <summary>
/// 判断节点是否在列表中
/// </summary>
/// <param name="node">带判断节点</param>
/// <param name="nodeList">列表</param>
/// <returns>判断结果</returns>
public bool InNodeList(AStarNode node, List <AStarNode> nodeList)
{
return(nodeList.FirstOrDefault(temp => temp.Point == node.Point) != null);
}