ROS中欧拉角与四元数相互转换

Euler2Quaternion.cpp

#include 
#include 
//退出用：ctrl+z
int main(int argc, char** argv){
//初始化
  ros::init(argc, argv, "Euler2Quaternion");
  ros::NodeHandle node;
  geometry_msgs::Quaternion q;
  double roll,pitch,yaw;
  while(ros::ok())
  {
  //输入一个相对原点的位置
  std::cout<<"输入的欧拉角：roll,pitch,yaw:";
  std::cin>>roll>>pitch>>yaw;
  //输入欧拉角，转化成四元数在终端输出
 q=tf::createQuaternionMsgFromRollPitchYaw(roll,pitch,yaw);
  //ROS_INFO("输出的四元数为：w=%d,x=%d,y=%d,z=%d"，q.w,q.x,q.y,q.z);
  std::cout<<"输出的四元数为：w="<

Quaternion2Euler.cpp

#include 
#include "nav_msgs/Odometry.h"
#include 
//退出用：ctrl+z
int main(int argc, char** argv){
//初始化
  ros::init(argc, argv, "Quaternion2Euler");
  ros::NodeHandle node;
  nav_msgs::Odometry position;
  tf::Quaternion RQ2;  
  double roll,pitch,yaw;
  while(ros::ok())
  {
  //输入一个相对原点的位置
  std::cout<<"输入的四元数：w,x,y,z:";
  std::cin>>position.pose.pose.orientation.w>>position.pose.pose.orientation.x>>position.pose.pose.orientation.y>>position.pose.pose.orientation.z;
  //输入四元数，转化成欧拉角数在终端输出
  tf::quaternionMsgToTF(position.pose.pose.orientation,RQ2);  
 // tf::Vector3 m_vector3; 方法2
 // m_vector3=RQ2.getAxis();
  tf::Matrix3x3(RQ2).getRPY(roll,pitch,yaw);  
  std::cout<<"输出的欧拉角为：roll="<