/// <summary>
/// 计算F值。
/// </summary>
/// <param name="p">给定节点。</param>
/// <param name="end">目标点。</param>
/// <param name="G">给定G值。</param>
/// <returns>F值。</returns>
protected virtual int F(AStarNode p, AStarNode end, int G)
{
int H = Math.Abs(end.X - p.X) + Math.Abs(end.Y - p.Y);
return(G + H);
}
/// <summary>
/// 检查位置上是否是障碍物。
/// </summary>
/// <param name="node">检测点。</param>
/// <returns>是否是障碍物。</returns>
protected virtual bool CheckBarrier(AStarNode node)
{
return(m_map[node.X][node.Y] != 0);
}
