pcl获取点云xyz坐标的最大值最小值

 #include <iostream>

    
 #include <pcl/io/pcd_io.h>
    
 #include <pcl/io/png_io.h>
    
 #include <pcl/point_cloud.h>
    
 #include <pcl/point_types.h>
    
 #include <pcl/common/common.h>
    
  
    
 int main() {
    
 	pcl::PointCloud<pcl::PointXYZ>::Ptr cloud(new pcl::PointCloud<pcl::PointXYZ>);
    
  
    
 	// 假设你已经从某处加载了点云数据到cloud变量中
    
 	if (pcl::io::loadPCDFile<pcl::PointXYZ>("../data/20230605_132512.pcd", *cloud) == -1) {
    
 		PCL_ERROR("无法读取 PCD 文件！\n");
    
 		return -1;
    
 	}
    
  
    
 	pcl::PointXYZ min_pt, max_pt;
    
 	pcl::getMinMax3D(*cloud, min_pt, max_pt);
    
  
    
  
    
 	std::cout << "最小X值: " << min_pt.x << std::endl;
    
 	std::cout << "最大X值: " << max_pt.x << std::endl;
    
  
    
 	std::cout << "最小y值: " << min_pt.y << std::endl;
    
 	std::cout << "最大y值: " << max_pt.y << std::endl;
    
  
    
     std::cout << "最小z值: " << min_pt.z << std::endl;
    
 	std::cout << "最大z值: " << max_pt.z << std::endl;
    
  
    
 	return 0;
    
 }
    
    
    
    
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