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@ -2,6 +2,7 @@ |
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#include <ros/time.h> |
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#include <locale.h> |
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#include <limits> |
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#include <math.h> |
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#include <pcl_ros/point_cloud.h> |
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#include <pcl/point_types.h> |
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@ -13,59 +14,84 @@ |
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class Run |
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{ |
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private: |
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ros::Rate loop_rate; |
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// xx*plan_vel, yy*plan_vel and dz*dz_vel will be published
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double xx, yy, dz; |
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double plan_vel, z_vel; |
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float xx, yy, dz; |
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float plan_vel, z_vel; |
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// to calculate dz
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double z_current, z_previous; |
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float z_current, z_previous; |
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ros::Time t_current, t_previous; |
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// conditions to publish a message
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double max_curv; |
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double dz_min, x_dev_min, y_dev_min; |
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float max_curv; |
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float dz_min, x_dev_min, y_dev_min; |
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uint64_t min_number; |
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bool first_msg; |
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ros::Publisher pub; |
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void publish() |
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{ |
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geometry_msgs::Twist::Ptr mvt(new geometry_msgs::Twist()); |
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if (fabs(dz) > dz_min) |
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{ |
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mvt->linear.z = dz * z_vel; |
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ROS_INFO("z changed"); |
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} |
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if (xx > x_dev_min) |
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{ |
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mvt->linear.y = xx * plan_vel; |
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// because of the kinect orientation
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} |
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if (yy > y_dev_min) |
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{ |
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mvt->linear.x = yy * plan_vel; |
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// because of the kinect orientation
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} |
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pub.publish(mvt); |
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ROS_INFO("cmd published"); |
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}//end publish
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public: |
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Run(ros::Publisher cmd_pub, double M_curve, double p_vel, double h_vel, double x_dev_m, double y_dev_m, double dz_m) : |
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pub(cmd_pub), |
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plan_vel(p_vel), |
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max_curv(M_curve), |
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z_vel(h_vel), |
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loop_rate(30), |
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Run(const ros::Publisher& cmd_publisher, const float& max_curvature, const float& plan_velocity, |
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const float& z_velocity, const float& x_minimal_deviation, const float& y_minimal_deviation, |
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const float& dz_minimal_difference, const int& min_points_number) : |
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pub(cmd_publisher), |
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plan_vel(plan_velocity), |
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max_curv(max_curvature), |
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z_vel(z_velocity), |
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xx(0), |
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yy(0), |
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dz(0), |
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x_dev_min(x_dev_m), |
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y_dev_min(y_dev_m), |
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dz_min(dz_m), |
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first_msg(true) { |
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z_current = z_previous = std::numeric_limits<double>::signaling_NaN(); |
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t_previous.nsec = t_previous.sec = |
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t_previous.nsec = t_previous.sec = std::numeric_limits<uint32_t>::signaling_NaN(); |
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} |
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x_dev_min(x_minimal_deviation), |
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y_dev_min(y_minimal_deviation), |
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dz_min(dz_minimal_difference), |
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first_msg(true), |
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loop_rate(30), |
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min_number(min_points_number){ |
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z_current = z_previous = std::numeric_limits<float>::signaling_NaN(); |
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t_previous.nsec = t_previous.sec = |
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t_previous.nsec = t_previous.sec = std::numeric_limits<uint32_t>::signaling_NaN(); |
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} |
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void operator()(const hand_control::Plan::ConstPtr& msg) |
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void callback(const hand_control::Plan::ConstPtr& msg) |
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{ |
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ROS_INFO("plan received"); |
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if (msg->curvature < max_curv) |
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if (msg->curvature < max_curv && msg->number > min_number) |
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{ |
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t_current = msg->header.stamp; |
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z_current = msg->normal.z; |
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if (!first_msg) |
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{ |
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dz = (z_current - z_previous)/((t_current - t_previous).toSec()); |
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ROS_INFO("dz = %f", dz); |
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} |
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xx = msg->normal.x; |
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ROS_INFO("xx = %f", xx); |
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yy = msg->normal.y; |
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@ -73,7 +99,7 @@ class Run |
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t_previous = t_current; |
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z_previous = z_current; |
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z_current = std::numeric_limits<double>::signaling_NaN(); |
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z_current = std::numeric_limits<float>::signaling_NaN(); |
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t_current.nsec = t_current.sec = std::numeric_limits<uint32_t>::signaling_NaN(); |
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if (first_msg) |
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{ |
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@ -86,38 +112,13 @@ class Run |
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void run() |
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{ |
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ROS_INFO("node running"); |
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while(ros::ok()) |
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{ |
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ROS_INFO("loop entered"); |
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geometry_msgs::Twist::Ptr mvt(new geometry_msgs::Twist()); |
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ROS_INFO("dz : %f > %f : dz_min ?", dz, dz_min); |
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if (dz > dz_min) |
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{ |
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mvt->linear.z = dz * z_vel; |
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ROS_INFO("z changed"); |
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} |
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ROS_INFO("xx : %f > %f : x_dev_min ?", xx, x_dev_min); |
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if (xx > x_dev_min) |
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{ |
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mvt->linear.x = xx * plan_vel; |
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ROS_INFO("x changed"); |
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} |
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ROS_INFO("yy : %f > %f : y_dev_min ?", yy, y_dev_min); |
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if (yy > y_dev_min) |
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{ |
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mvt->linear.y = yy * plan_vel; |
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ROS_INFO("y changed"); |
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} |
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pub.publish(mvt); |
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publish(); |
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ros::spinOnce(); |
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loop_rate.sleep(); |
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}//end while
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}//end run
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} |
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} |
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}; |
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@ -131,7 +132,7 @@ int main(int argc, char** argv) |
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{ |
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ROS_INFO("max_curv : %f" , max_curv); |
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} else { |
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node.setParam("max_curv", 0.1); |
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node.setParam("max_curv", 0.08); |
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node.getParam("max_curv", max_curv); |
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ROS_INFO("max_curv : %f (default value)", max_curv); |
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} |
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@ -156,9 +157,49 @@ int main(int argc, char** argv) |
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ROS_INFO("z_vel : %f (default value)", z_vel); |
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} |
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int min_number(0); |
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if (node.getParam("min_number", min_number)) |
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{ |
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ROS_INFO("min_number : %d" , min_number); |
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} else { |
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node.setParam("min_number", 500); |
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node.getParam("min_number", min_number); |
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ROS_INFO("min_number : %d (default value)", min_number); |
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} |
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double x_dev_min(0); |
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if (node.getParam("x_dev_min", z_vel)) |
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{ |
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ROS_INFO("x_dev_min : %f" , z_vel); |
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} else { |
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node.setParam("x_dev_min", 0.05); |
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node.getParam("x_dev_min", z_vel); |
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ROS_INFO("x_dev_min : %f (default value)", z_vel); |
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} |
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double y_dev_min(0); |
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if (node.getParam("y_dev_min", z_vel)) |
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{ |
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ROS_INFO("y_dev_min : %f" , z_vel); |
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} else { |
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node.setParam("y_dev_min", 0.05); |
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node.getParam("y_dev_min", z_vel); |
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ROS_INFO("y_dev_min : %f (default value)", z_vel); |
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} |
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double dz_dev_min(0); |
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if (node.getParam("dz_dev_min", z_vel)) |
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{ |
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ROS_INFO("dz_dev_min : %f" , z_vel); |
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} else { |
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node.setParam("dz_dev_min", 0.05); |
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node.getParam("dz_dev_min", z_vel); |
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ROS_INFO("dz_dev_min : %f (default value)", z_vel); |
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} |
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ros::Publisher cmd_pub = node.advertise<geometry_msgs::Twist>("/cmd_vel", 1); |
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Run run(cmd_pub, max_curv, plan_vel, z_vel, 0.0, 0.0, 0.0); |
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ros::Subscriber plan_sub = node.subscribe<hand_control::Plan>("input", 1, run); |
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Run run(cmd_pub, max_curv, plan_vel, z_vel, x_dev_min, y_dev_min, dz_dev_min, min_number); |
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ros::Subscriber plan_sub = node.subscribe<hand_control::Plan>("input", 1, &Run::callback, &run); |
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run.run(); |
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return 0; |
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} |
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