C++版的A*（A-star,即A星）算法。对于栅格数据的最优路径搜索有不俗的表现。集成到你的程序也很容易。里面有两个例子可供参考。-C++ version of A* (A-star A star) algorithm. Have good performance for the optimal path to the raster data search. Is also very easy to integrate into your program. There are two exa