PCL中使用直通滤波器对点云数据进行滤波处理（需要安装配置PCL点云库）-PCL-through filters used to filter the point cloud data processing (requires installation configuration PCL point cloud library)

基于PCL的实现点云直通滤波，并显示最后滤波效果图(pass-through filtering for the scattering points and render the results)