80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
#include <ros/ros.h>
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#include <gazebo_msgs/ModelState.h>
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#include <gazebo_msgs/SetModelState.h>
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#include <string>
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#include <stdio.h>
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#include <tf/transform_datatypes.h>
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// #include <std_msgs/Float64.h>
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#include <math.h>
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#include <iostream>
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int main(int argc, char **argv)
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{
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enum coord
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{
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WORLD,
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ROBOT
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};
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coord def_frame = coord::WORLD;
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ros::init(argc, argv, "move_publisher");
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ros::NodeHandle nh;
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ros::Publisher move_publisher = nh.advertise<gazebo_msgs::ModelState>("/gazebo/set_model_state", 1000);
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gazebo_msgs::ModelState model_state_pub;
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std::string robot_name;
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ros::param::get("/robot_name", robot_name);
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std::cout << "robot_name: " << robot_name << std::endl;
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model_state_pub.model_name = robot_name + "_gazebo";
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ros::Rate loop_rate(1000);
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if(def_frame == coord::WORLD)
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{
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model_state_pub.pose.position.x = 0.0;
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model_state_pub.pose.position.y = 0.0;
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model_state_pub.pose.position.z = 0.5;
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model_state_pub.pose.orientation.x = 0.0;
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model_state_pub.pose.orientation.y = 0.0;
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model_state_pub.pose.orientation.z = 0.0;
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model_state_pub.pose.orientation.w = 1.0;
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model_state_pub.reference_frame = "world";
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long long time_ms = 0; //time, ms
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const double period = 5000; //ms
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const double radius = 1.5; //m
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tf::Quaternion q;
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while(ros::ok())
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{
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model_state_pub.pose.position.x = radius * sin(2*M_PI*(double)time_ms/period);
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model_state_pub.pose.position.y = radius * cos(2*M_PI*(double)time_ms/period);
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model_state_pub.pose.orientation = tf::createQuaternionMsgFromRollPitchYaw(0, 0, - 2*M_PI*(double)time_ms/period);
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move_publisher.publish(model_state_pub);
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loop_rate.sleep();
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time_ms += 1;
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}
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}
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else if(def_frame == coord::ROBOT)
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{
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model_state_pub.twist.linear.x= 0.02; //0.02: 2cm/sec
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model_state_pub.twist.linear.y= 0.0;
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model_state_pub.twist.linear.z= 0.08;
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model_state_pub.twist.angular.x= 0.0;
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model_state_pub.twist.angular.y= 0.0;
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model_state_pub.twist.angular.z= 0.0;
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model_state_pub.reference_frame = "base";
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while(ros::ok())
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{
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move_publisher.publish(model_state_pub);
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loop_rate.sleep();
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}
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}
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} |