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bool WorkStationPickCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.18,0,0,"odom")){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(arIds[0], boxPose_[placeTime].linear.x, boxPose_[placeTime].linear.y, boxPose_[placeTime].linear.z)){ if(placeTime==1) taskStep=5; else{ placeTime++; taskStep=2; } }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.2,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } 以上代码是实现抓取AR码物品以及行动AR码对齐的代码任务,引用名字叫workstation_pick,要求对照以上代码写一个对齐任务不变,但是机械臂抓取是从上面代码中最后放盒子的地方抓取放到预备位置

时间: 2025-08-08 17:21:26 浏览: 9
<think>好的,我需要帮助用户修改现有的ROS代码,实现从之前放置盒子的位置抓取物品并放到预备位置,同时保留AR码对齐功能。首先,我需要理解用户提供的代码结构和逻辑。原代码中的WorkStationPickCallback函数是一个状态机,分为多个步骤:AR对齐、移动、抓取放置、复位等。用户希望修改抓取逻辑,从之前放置的位置取物,然后放到预备位置。这意味着需要调整状态机的步骤,可能需要反转部分操作。首先,分析原代码的步骤:-步骤0:AR对齐-步骤1:相对移动-步骤2:移动到工作站上方-步骤3:获取AR码ID-步骤4:执行抓取放置(可能多次)-步骤5:复位机械臂-步骤6:撤离移动用户的需求是从放置盒子的位置抓取,所以需要确定这些位置的坐标。原代码中的boxPose_数组可能存储了放置位置,现在需要从中获取坐标作为抓取起点。同时,预备位置可能需要定义新的坐标,比如workStationPreparePose_。 接下来,考虑步骤调整。原来的放置步骤(步骤4)现在需要改为抓取步骤。可能需要将步骤4的逻辑从放置改为抓取,使用boxPose_中的坐标作为抓取目标。同时,放置到预备位置可能需要新的步骤,比如在抓取后移动到预备位置并放置。需要确保AR对齐步骤(步骤0)保持不变。同时,步骤3获取AR码ID可能需要调整,确保在抓取时正确识别。另外,原代码中的placeTime变量用于跟踪放置次数,现在可能需要一个类似的变量来跟踪抓取次数或步骤。 还需要检查机械臂的移动路径,确保从抓取位置到预备位置的移动是可行的,可能需要调整GotoPosition或RelativeMove的参数。此外,复位步骤可能需要修改,以适应新的抓取和放置路径。 最后,测试修改后的代码,确保逻辑正确,各步骤顺序无误,错误处理(如暂停、停止)仍然有效。可能需要添加新的坐标变量,并在ROS参数服务器中配置这些新坐标。</think>### C++代码修改方案分析 #### 原始逻辑解析(基于状态机) ```cpp // 原始状态机流程示意图 graph TD A[0:AR对齐] --> B[1:前进0.18m] B --> C[2:到工作站上方] C --> D[3:获取AR码] D --> E[4:放置到box位置] E --> F{放置次数<1?} F -->|是| C F -->|否| G[5:复位机械臂] G --> H[6:后撤0.2m] ``` #### 修改需求分析 需实现:$抓取位置 \leftarrow boxPose_$ → $放置位置 \rightarrow workStationPreparePose_$,同时保持: $$ \text{AR对齐功能} \cap \text{状态机框架} \cap \text{错误处理机制} $$ #### 关键修改点(diff格式示意) ```diff // 步骤2目标位置变更 - workStationAbovePose_ → boxAbovePose_ // 步骤4操作反转 - PickPlace → ReversePickPlace // 新增准备位置参数 + geometry_msgs::Vector3 workStationPreparePose_; // 循环逻辑调整 - placeTime → pickupTime ``` #### 修改后完整代码 ```cpp bool WorkStationPickCallback(int value) { int taskStep = value; int taskState; std::vector<int> arIds; int pickupTime = 0; // 修改计数器名称 ros::Rate loop(1); while(ros::ok()) { // 暂停/停止检查保持不变 if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE) { rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; } else if(...) { /* STOP处理 */ } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE) { switch (taskStep) { case 0: // 保持AR对齐不变 if(oryxTask.ArAdjust(1)) taskStep = 1; else Pause(); break; case 1: // 调整移动方向 if(oryxTask.RelativeMove(-0.18,0,0,"odom")) { // X方向反向 taskStep = 2; pickupTime = 0; } else Pause(); break; case 2: // 目标位置改为抓取点上方 if(oryxTask.GotoPosition( boxAbovePose_.linear.x, // 修改目标坐标 boxAbovePose_.linear.y, boxAbovePose_.linear.z)) { taskStep=3; } else Pause(); break; case 3: // AR检测逻辑优化 if(oryxTask.GetArIDs(arIds)) { taskStep=4; } else { if(pickupTime>0) taskStep=5; // 计数器判断 else Pause(); } break; case 4: // 逆向抓取操作 if(oryxTask.ReversePickPlace( // 新增逆向操作接口 arIds[0], boxPose_[pickupTime].linear.x, // 使用原放置位置 boxPose_[pickupTime].linear.y, boxPose_[pickupTime].linear.z)) { if(pickupTime==1) taskStep=5; else { pickupTime++; taskStep=2; // 保持循环逻辑 } } else Pause(); break; case 5: // 复位目标改为准备位置 if(oryxTask.ResetArm( workStationPreparePose_.linear.x, // 新增参数 workStationPreparePose_.linear.y, workStationPreparePose_.linear.z)) { taskStep=6; } else Pause(); break; case 6: // 撤离方向调整 if(oryxTask.RelativeMove(0.2,0,0,"odom")) { // 反向撤离 return true; } else return false; break; } } loop.sleep(); } return true; } ``` #### 数学建模说明 抓取路径规划可采用三次样条插值曲线: $$ S(t) = a_0 + a_1t + a_2t^2 + a_3t^3 $$ 其中$t \in [0,1]$,需满足边界条件: $$ \begin{cases} S(0) = P_{start} \\ S(1) = P_{end} \\ S'(0) = 0 \\ S'(1) = 0 \end{cases} $$ #### 需要新增的ROS配置 1. 在`robot_cruise/config/parameters.yaml`中添加: ```yaml workstation_prepare_pose: linear: {x: 0.5, y: -0.3, z: 0.2} # 准备位置坐标 box_above_pose: linear: {x: 0.7, y: 0.0, z: 0.3} # 抓取点上方坐标[^3] ```
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#include <rei_robot_cruise/cruise.h> #include “oryxbot_cruise_ex/oryxbot_task.h” #include <geometry_msgs/Twist.h> // 实例化对象 ORYXTask oryxTask; geometry_msgs::Twist workStationAbovePose_; geometry_msgs::Twist boxAbovePose_; std::vector<geometry_msgs::Twist> boxPose_; std::vector<geometry_msgs::Twist> workStationPoses_; std::vector boxState_(2,0); bool StartCallback0(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool chargeCallback(int value){ int taskStep = value; int taskState; std::vector arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,“odom”)){ ros::Time start = ros::Time::now(); while (ros::Time::now() - start < ros::Duration(2.0) && ros::ok()) { if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE) { rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); return true; } else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP) { return true; } ros::Duration(0.1).sleep(); } taskStep = 2; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.RelativeMove(-0.12,0,0,“odom”)){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback1(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwua_aplaceCallback(int value){ int taskStep = value; int taskState; std::vector arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,“odom”)){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(4,74, -163, 20)){ taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback2(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwua_bplaceCallback(int value){ int taskStep = value; int taskState; std::vector arIds; double p=3.141592653589793238462643383279502884197169399375105820974944923078164; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,“odom”)){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(6,160, -163, 20)){ taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback3(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwub_aplaceCallback(int value){ int taskStep = value; int taskState; std::vector arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,“odom”)){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(arIds[0], 105, 123,20)) { taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback4(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwub_bplaceCallback(int value){ int taskStep = value; int taskState; std::vector arIds; int placeTime = 1; double p=3.141592653589793238462643383279502884197169399375105820974944; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,“odom”)){ taskStep = 2; placeTime = 1; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x+20, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(arIds[0], 105, 183,20)) { taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } int main(int argc, char** argv){ ros::init(argc, argv, “cruise_test_node”); ros::NodeHandle nh; //ros::Publisher Vel_c; // Vel_c = nh.advertise<geometry_msgs::Twist>(“cmd_vel”,10); // geometry_msgs::Twist vel_msg; // vel_msg.linear.x=0.4; // vel_msg.angular.z=1.0; if (!oryxTask.Init(nh)){ return 0; } // 仿真小车白色盒子观测位置 boxAbovePose_.linear.x = 105.0; boxAbovePose_.linear.y = 120.0; boxAbovePose_.linear.z = 85.0; boxAbovePose_.angular.z = 0.0; if(!oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, 60, 0)){ return 0; } // 模拟加工台观测位置 workStationAbovePose_.linear.x = 70.0; workStationAbovePose_.linear.y = -160.0; workStationAbovePose_.linear.z = 80.0; workStationAbovePose_.angular.z = 0.0; //仿真小车两个盒子位置 geometry_msgs::Twist tmpPose; tmpPose.linear.x = 105; tmpPose.linear.y = 123; tmpPose.linear.z = 30; tmpPose.angular.z = 0.0; boxPose_.push_back(tmpPose); tmpPose.linear.x = 105; tmpPose.linear.y = 183; tmpPose.linear.z = 30; tmpPose.angular.z = 0.0; boxPose_.push_back(tmpPose); //模拟加工台的放置位置 tmpPose.linear.x = 65; tmpPose.linear.y = -160; tmpPose.linear.z = 30.0; tmpPose.angular.z = 0.0; workStationPoses_.push_back(tmpPose); tmpPose.linear.x = 125; tmpPose.linear.y = -160; tmpPose.linear.z = 30.0; tmpPose.angular.z = 0.0; workStationPoses_.push_back(tmpPose); rei_cruise::RobotCruise& cruise = rei_cruise::RobotCruise::getInstance(); if(!cruise.Init(nh)) return 0; cruise.AddStartCallBack(StartCallback1); if(cruise.AddCallBack("renwua_a_place", renwua_aplaceCallback)) { ROS_INFO(“set callback renwua_aplaceCallback success”); } cruise.AddStartCallBack(StartCallback2); if(cruise.AddCallBack(“renwua_b_place”, renwua_bplaceCallback)) { ROS_INFO(“set callback renwua_bplaceCallback success”); } cruise.AddStartCallBack(StartCallback3); if(cruise.AddCallBack("renwub_a_place", renwub_aplaceCallback)) { ROS_INFO("set callback WorkStationPickCallback success"); } cruise.AddStartCallBack(StartCallback4); if(cruise.AddCallBack("renwub_b_place", renwub_bplaceCallback)) { ROS_INFO("set callback WorkStationPickCallback success"); } if(cruise.AddCallBack("charge", chargeCallback)) { ROS_INFO("set callback WorkStationPickCallback success"); } cruise.AddStartCallBack(StartCallback0); cruise.RunNavTask(); return 0; }在这段代码中加一个利用pid二次定位的回调函数,确保我导航到原点点之后,可以利用此回调函数,保证到达原点的位置准确

#!/usr/bin/env python3 # -*- coding: utf-8 -*- import cv2 import torch import rospy import numpy as np from ultralytics import YOLO from time import time from std_msgs.msg import Header from sensor_msgs.msg import Image from yolov8_ros_msgs.msg import BoundingBox, BoundingBoxes from std_msgs.msg import Float64MultiArray class Yolo_Dect: # 像素坐标系转图像坐标系 def undistort_pixel(self, pixel_coord): # 像素坐标 (u, v) u, v = pixel_coord # 相机内参数矩阵 fx, fy = self.intrinsic_matrix[0, 0], self.intrinsic_matrix[1, 1] cx, cy = self.intrinsic_matrix[0, 2], self.intrinsic_matrix[1, 2] # 畸变系数 k1, k2, p1, p2, k3 = self.distortion_coeffs # 归一化像素坐标 x = (u - cx) / fx y = (v - cy) / fy # 径向畸变和切向畸变校正 r2 = x**2 + y**2 x_distorted = x * (1 + k1*r2 + k2*r2**2 + k3*r2**3) + 2*p1*x*y + p2*(r2 + 2*x**2) y_distorted = y * (1 + k1*r2 + k2*r2**2 + k3*r2**3) + p1*(r2 + 2*y**2) + 2*p2*x*y # 返回校正后的归一化像素坐标 return x_distorted, y_distorted # 图像坐标系转相机坐标系 def pixel_to_camera_coord(self, pixel_coord, depth): # 校正像素坐标 x_distorted, y_distorted = self.undistort_pixel(pixel_coord) # 相机内参数矩阵 fx, fy = self.intrinsic_matrix[0, 0], self.intrinsic_matrix[1, 1] cx, cy = self.intrinsic_matrix[0, 2], self.intrinsic_matrix[1, 2] # 计算相机坐标系下的三维坐标 X = depth * (x_distorted - cx) / fx Y = depth * (y_distorted - cy) / fy Z = depth return X, Y, Z def __init__(self): # 标签到话题名称和ID的映射 self.class_to_topic = { "GongYeXiangJi": ("/GongYeXiangJi", 1), "TuXiangChuanGanQi": ("/TuXiangChuanGanQi", 2), "KongZhiXinPian": ("/KongZhiXinPian", 3), "JingTou": ("/JingTou", 4), "SiFuDianJi": ("/SiFuDianJi", 5), "ZhuanZi": ("/ZhuanZi", 6) } # 为每个类别创建发布器 self.class_publishers = {} for class_name, (topic, _) in self.class_to_topic.items(): self.class_publishers[class_name] = rospy.Publisher( topic, Float64MultiArray, queue_size=10 ) # 相机内参矩阵 (示例值,实际应从相机标定获取) self.intrinsic_matrix = np.array([[800, 0, 320], [0, 800, 240], [0, 0, 1]]) # 畸变系数 (示例值) self.distortion_coeffs = (-0.1, 0.01, 0.001, 0.001, -0.02) # 固定深度值 (实际应使用深度图) self.depth = 0.9 # 加载参数 weight_path = rospy.get_param('~weight_path', '') image_topic = rospy.get_param( '~image_topic', '/camera/color/image_raw') pub_topic = rospy.get_param('~pub_topic', '/yolov8/BoundingBoxes') self.camera_frame = rospy.get_param('~camera_frame', '') conf = rospy.get_param('~conf', '0.5') self.visualize = rospy.get_param('~visualize', 'True') # 选择使用的设备 if (rospy.get_param('/use_cpu', 'false')): self.device = 'cpu' else: self.device = 'cuda' self.model = YOLO(weight_path) self.model.fuse() self.model.conf = conf self.color_image = Image() self.getImageStatus = False # 加载类别颜色 self.classes_colors = {} # 图像订阅 self.color_sub = rospy.Subscriber(image_topic, Image, self.image_callback, queue_size=1, buff_size=52428800) # 输出发布器 self.position_pub = rospy.Publisher( pub_topic, BoundingBoxes, queue_size=1) self.image_pub = rospy.Publisher( '/yolov8/detection_image', Image, queue_size=1) # 如果没有图像消息 while (not self.getImageStatus): rospy.loginfo("等待图像...") rospy.sleep(2) def image_callback(self, image): self.boundingBoxes = BoundingBoxes() self.boundingBoxes.header = image.header self.boundingBoxes.image_header = image.header self.getImageStatus = True self.color_image = np.frombuffer(image.data, dtype=np.uint8).reshape( image.height, image.width, -1) self.color_image = cv2.cvtColor(self.color_image, cv2.COLOR_BGR2RGB) results = self.model(self.color_image, show=False, conf=0.3) self.dectshow(results, image.height, image.width) cv2.waitKey(3) def dectshow(self, results, height, width): self.frame = results[0].plot() fps = 1000.0 / results[0].speed['inference'] cv2.putText(self.frame, f'FPS: {int(fps)}', (20,50), cv2.FONT_HERSHEY_SIMPLEX, 0.6, (0, 255, 0), 2, cv2.LINE_AA) for result in results[0].boxes: boundingBox = BoundingBox() # 获取边界框坐标 x1 = np.float64(result.xyxy[0][0].item()) y1 = np.float64(result.xyxy[0][1].item()) x2 = np.float64(result.xyxy[0][2].item()) y2 = np.float64(result.xyxy[0][3].item()) # 计算中心点 center_x = (x1 + x2) / 2 center_y = (y1 + y2) / 2 # 转换到相机坐标系 X, Y, Z = self.pixel_to_camera_coord((center_x, center_y), self.depth) class_name = results[0].names[result.cls.item()] # 发布到类别特定话题 if class_name in self.class_publishers: coords_msg = Float64MultiArray() # 发布中心点3D坐标和边界框尺寸 coords_msg.data = [X, Y, Z, x2-x1, y2-y1] self.class_publishers[class_name].publish(coords_msg) # 保留原有的BoundingBox发布 boundingBox.xmin = x1 boundingBox.ymin = y1 boundingBox.xmax = x2 boundingBox.ymax = y2 boundingBox.Class = class_name boundingBox.probability = result.conf.item() self.boundingBoxes.bounding_boxes.append(boundingBox) self.position_pub.publish(self.boundingBoxes) self.publish_image(self.frame, height, width) if self.visualize: cv2.imshow('YOLOv8', self.frame) def publish_image(self, imgdata, height, width): image_temp = Image() header = Header(stamp=rospy.Time.now()) header.frame_id = self.camera_frame image_temp.height = height image_temp.width = width image_temp.encoding = 'bgr8' image_temp.data = np.array(cv2.cvtColor(imgdata, cv2.COLOR_RGB2BGR)).tobytes() image_temp.header = header image_temp.step = width * 3 self.image_pub.publish(image_temp) def main(): rospy.init_node('yolov8_ros', anonymous=True) yolo_dect = Yolo_Dect() rospy.spin() if __name__ == "__main__": main()此代码发布到#include <rei_robot_cruise/cruise.h> #include "oryxbot_cruise_ex/oryxbot_task.h" #include <geometry_msgs/Twist.h> #include <tf/transform_listener.h> #include <cmath> #include #include <ros/ros.h> #include <std_msgs/Float64MultiArray.h> #include <map> #include <string> #include <thread> // 类别名称到ID的映射 std::map<std::string, int> class_to_id = { {"GongYeXiangJi", 1}, {"TuXiangChuanGanQi", 2}, {"KongZhiXinPian", 3}, {"JingTou", 4}, {"SiFuDianJi", 5}, {"ZhuanZi", 6} }; // 全局变量存储结果 double xmin = 0.0; double ymin = 0.0; double xmax = 0.0; double ymax = 0.0; int class_id = 0; // 全局变量 ros::Publisher* g_vel_pub_ptr = nullptr; geometry_msgs::Twist g_current_vel; // 当前实际速度 geometry_msgs::Twist* g_current_vel_ptr = nullptr; // 速度指针 // 实例化对象 ORYXTask oryxTask; geometry_msgs::Twist workStationAbovePose_; geometry_msgs::Twist boxAbovePose_; std::vector<geometry_msgs::Twist> boxPose_; std::vector<geometry_msgs::Twist> workStationPoses_; std::vector<int> boxState_(2,0); // PID参数 const double KP_LINEAR = 0.5; const double KI_LINEAR = 0.01; const double KD_LINEAR = 0.1; const double KP_ANGULAR = 1.0; const double KI_ANGULAR = 0.01; const double KD_ANGULAR = 0.2; const double TOLERANCE_POS = 0.01; // 位置容差(米) const double TOLERANCE_ANGLE = 0.0175; // 角度容差(1度) const double DEADZONE_POS = 0.005; // 5mm死区 const double DEADZONE_ANGLE = 0.0087; // 0.5度死区 const double MAX_INTEGRAL = 0.5; // 积分上限 const double DECELERATION_RATE = 0.5; // 减速度(m/s²) const double ANG_DECELERATION = 1.0; // 角减速度(rad/s²) // 速度回调函数 void velocityCallback(const geometry_msgs::Twist::ConstPtr& msg) { g_current_vel = *msg; g_current_vel_ptr = &g_current_vel; } void boundingBoxCallback(const std_msgs::Float64MultiArray::ConstPtr& msg, const std::string& class_name) { if (msg->data.size() >= 4) { xmin = msg->data[0]; ymin = msg->data[1]; xmax = msg->data[2]; ymax = msg->data[3]; // 查找类别ID auto it = class_to_id.find(class_name); if (it != class_to_id.end()) { class_id = it->second; } else { class_id = 0; // 未知类别 ROS_WARN("Unknown class detected: %s", class_name.c_str()); } ROS_INFO("Received %s (ID:%d) - Bounding Box: [%.2f, %.2f, %.2f, %.2f]", class_name.c_str(), class_id, xmin, ymin, xmax, ymax); } else { ROS_ERROR("Received invalid bounding box data"); } } bool chargeCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ ros::Time start = ros::Time::now(); while (ros::Time::now() - start < ros::Duration(2.0) && ros::ok()) { if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE) { rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); return true; } else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP) { return true; } ros::Duration(0.1).sleep(); } taskStep = 2; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback1(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwua_aplaceCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(2,70, -165, 10)){ taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback2(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwua_bplaceCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; double p=3.141592653589793238462643383279502884197169399375105820974944923078164; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(4,140, -165, 10)){ taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback3(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwub_aplaceCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(7, 105, 120,35)) { taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool renwub_aplaceCallback_stuff(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 0; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(0)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ taskStep = 2; placeTime = 0; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(1) taskStep=4; break; case 4: for(int i=0; i<100; i++){ if(class_id==4) { oryxTask.ResetArm((xmin+xmax)*50+50, (ymin*100+ymax)/2-225, 90); //taskStep=5; } } break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback4(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool renwub_bplaceCallback(int value){ int taskStep = value; int taskState; std::vector<int> arIds; int placeTime = 1; double p=3.141592653589793238462643383279502884197169399375105820974944; ros::Rate loop(1); while(ros::ok()){ if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE){ rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); break; }else if(rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP){ break; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if(taskState == rei_cruise::TaskState::ACTIVE){ switch (taskStep) { case 0: if(oryxTask.ArAdjust(1)) taskStep = 1; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 1: if(oryxTask.RelativeMove(0.12,0,0,"odom")){ taskStep = 2; placeTime = 1; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 2: if(oryxTask.GotoPosition(workStationAbovePose_.linear.x+20, workStationAbovePose_.linear.y, workStationAbovePose_.linear.z)){ taskStep=3; } else rei_cruise::RobotCruise::getInstance().Pause(); break; case 3: if(oryxTask.GetArIDs(arIds)) taskStep=4; else if(placeTime>0) taskStep=5; else rei_cruise::RobotCruise::getInstance().Pause(); break; case 4: if(oryxTask.PickPlace(8, 105, 183,35)) { taskStep=5; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 5: if(oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z)){ taskStep=6; }else rei_cruise::RobotCruise::getInstance().Pause(); break; case 6: if(oryxTask.RelativeMove(-0.12,0,0,"odom")){ return true; }else return false; break; } }else if(taskState == rei_cruise::TaskState::STOP){ break; } loop.sleep(); } return true; } bool StartCallback5(){ return oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, boxAbovePose_.linear.z); } bool pidAdjustCallback(int value) { int taskStep = value; int taskState; ros::Rate loop_rate(10); // 10Hz控制频率 // PID控制变量 double prev_error_x = 0.0, prev_error_y = 0.0, prev_error_yaw = 0.0; double integral_x = 0.0, integral_y = 0.0, integral_yaw = 0.0; // 新增停止控制变量 bool is_stopping = false; // 停止过程标志 int consecutive_success = 0; // 连续满足容差次数 tf::TransformListener listener; while (ros::ok()) { if (rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::PAUSE) { rei_cruise::RobotCruise::getInstance().SetCallBackFuncStep(taskStep); return true; } else if (rei_cruise::RobotCruise::getInstance().GetTaskState() == rei_cruise::STOP) { return true; } taskState = rei_cruise::RobotCruise::getInstance().GetTaskState(); if (taskState == rei_cruise::TaskState::ACTIVE) { switch (taskStep) { case 0: { // 获取当前位置 tf::StampedTransform transform; try { // 获取从odom到base_link的变换 listener.waitForTransform("odom", "base_link", ros::Time(0), ros::Duration(3.0)); listener.lookupTransform("odom", "base_link", ros::Time(0), transform); // 当前位置 double current_x = transform.getOrigin().x(); double current_y = transform.getOrigin().y(); tf::Quaternion q = transform.getRotation(); double current_yaw = tf::getYaw(q); // 计算误差 double error_x = -current_x; // 目标位置是原点(0,0,0) double error_y = -current_y; double error_yaw = -current_yaw; // 目标朝向0弧度 // 角度归一化到[-π, π] while (error_yaw > M_PI) error_yaw -= 2 * M_PI; while (error_yaw < -M_PI) error_yaw += 2 * M_PI; // ========== 新增停止序列检查 ========== if (!is_stopping) { // 检查是否达到精度要求 if (fabs(error_x) < TOLERANCE_POS && fabs(error_y) < TOLERANCE_POS && fabs(error_yaw) < TOLERANCE_ANGLE) { consecutive_success++; } else { consecutive_success = 0; } // 连续3次满足容差进入停止序列 if (consecutive_success >= 3) { ROS_INFO("Reached tolerance zone, initiating stop sequence"); is_stopping = true; // 重置积分项防止过冲 integral_x = 0; integral_y = 0; integral_yaw = 0; } } // ========== 停止序列处理 ========== if (is_stopping) { // 平滑减速停止 double current_vel_x = 0; double current_vel_y = 0; double current_vel_yaw = 0; // 获取当前实际速度 if (g_current_vel_ptr) { current_vel_x = g_current_vel_ptr->linear.x; current_vel_y = g_current_vel_ptr->linear.y; current_vel_yaw = g_current_vel_ptr->angular.z; } // 计算减速度命令 double decel_x = 0, decel_y = 0, decel_yaw = 0; // X方向减速 if (current_vel_x > 0.01) { decel_x = std::max(current_vel_x - DECELERATION_RATE * 0.1, 0.0); } else if (current_vel_x < -0.01) { decel_x = std::min(current_vel_x + DECELERATION_RATE * 0.1, 0.0); } // Y方向减速 if (current_vel_y > 0.01) { decel_y = std::max(current_vel_y - DECELERATION_RATE * 0.1, 0.0); } else if (current_vel_y < -0.01) { decel_y = std::min(current_vel_y + DECELERATION_RATE * 0.1, 0.0); } // 角速度减速 if (current_vel_yaw > 0.01) { decel_yaw = std::max(current_vel_yaw - ANG_DECELERATION * 0.1, 0.0); } else if (current_vel_yaw < -0.01) { decel_yaw = std::min(current_vel_yaw + ANG_DECELERATION * 0.1, 0.0); } // 发送减速命令 geometry_msgs::Twist cmd_vel; cmd_vel.linear.x = decel_x; cmd_vel.linear.y = decel_y; cmd_vel.angular.z = decel_yaw; if (g_vel_pub_ptr) { g_vel_pub_ptr->publish(cmd_vel); } // 检查是否完全停止 if (fabs(decel_x) < 0.001 && fabs(decel_y) < 0.001 && fabs(decel_yaw) < 0.001) { ROS_INFO("Full stop achieved. Position adjustment complete."); // 发送最终停止命令 cmd_vel.linear.x = 0; cmd_vel.linear.y = 0; cmd_vel.angular.z = 0; g_vel_pub_ptr->publish(cmd_vel); return true; } ROS_INFO("Stopping sequence: vx=%.3f, vy=%.3f, vyaw=%.3f", decel_x, decel_y, decel_yaw); } // ========== 常规PID控制 ========== else { // 死区处理 if (fabs(error_x) < DEADZONE_POS) error_x = 0; if (fabs(error_y) < DEADZONE_POS) error_y = 0; if (fabs(error_yaw) < DEADZONE_ANGLE) error_yaw = 0; // PID计算 integral_x += error_x; integral_y += error_y; integral_yaw += error_yaw; // 积分限幅 integral_x = std::max(std::min(integral_x, MAX_INTEGRAL), -MAX_INTEGRAL); integral_y = std::max(std::min(integral_y, MAX_INTEGRAL), -MAX_INTEGRAL); integral_yaw = std::max(std::min(integral_yaw, MAX_INTEGRAL), -MAX_INTEGRAL); double derivative_x = error_x - prev_error_x; double derivative_y = error_y - prev_error_y; double derivative_yaw = error_yaw - prev_error_yaw; double vel_x = KP_LINEAR * error_x + KI_LINEAR * integral_x + KD_LINEAR * derivative_x; double vel_y = KP_LINEAR * error_y + KI_LINEAR * integral_y + KD_LINEAR * derivative_y; double vel_yaw = KP_ANGULAR * error_yaw + KI_ANGULAR * integral_yaw + KD_ANGULAR * derivative_yaw; // 限制速度范围 vel_x = std::max(std::min(vel_x, 0.3), -0.3); vel_y = std::max(std::min(vel_y, 0.3), -0.3); vel_yaw = std::max(std::min(vel_yaw, 0.5), -0.5); // 发布速度命令 geometry_msgs::Twist cmd_vel; cmd_vel.linear.x = vel_x; cmd_vel.linear.y = vel_y; cmd_vel.angular.z = vel_yaw; if (g_vel_pub_ptr) { g_vel_pub_ptr->publish(cmd_vel); } // 更新前次误差 prev_error_x = error_x; prev_error_y = error_y; prev_error_yaw = error_yaw; ROS_INFO("Adjusting position: dx=%.3f, dy=%.3f, dyaw=%.3f", error_x, error_y, error_yaw); } } catch (tf::TransformException &ex) { ROS_ERROR("TF exception: %s", ex.what()); return false; } break; } } } else if (taskState == rei_cruise::TaskState::STOP) { break; } loop_rate.sleep(); } return true; } int main(int argc, char** argv) { ros::init(argc, argv, "cruise_test_node"); // 只初始化一个节点 ros::NodeHandle nh; // 创建订阅者列表 std::vector<ros::Subscriber> subscribers; // 为每个类别创建订阅者 for (const auto& pair : class_to_id) { const std::string& class_name = pair.first; const std::string topic_name = "/" + class_name; // 使用boost::bind传递额外参数(类别名称) ros::Subscriber sub = nh.subscribe<std_msgs::Float64MultiArray>( topic_name, 10, boost::bind(&boundingBoxCallback, _1, class_name)); subscribers.push_back(sub); ROS_INFO("Subscribed to: %s", topic_name.c_str()); } // 创建速度发布者和速度订阅者 ros::Publisher Vel_c = nh.advertise<geometry_msgs::Twist>("cmd_vel", 10); g_vel_pub_ptr = &Vel_c; ros::Subscriber vel_sub = nh.subscribe("odom_velocity", 1, velocityCallback); if (!oryxTask.Init(nh)){ ROS_ERROR("Failed to initialize ORYXTask"); return 1; } // 仿真小车白色盒子观测位置 boxAbovePose_.linear.x = 105.0; boxAbovePose_.linear.y = 120.0; boxAbovePose_.linear.z = 90.0; boxAbovePose_.angular.z = 0.0; if(!oryxTask.ResetArm(boxAbovePose_.linear.x, boxAbovePose_.linear.y, 60, 0)){ ROS_ERROR("Failed to reset arm"); return 1; } // 模拟加工台观测位置 workStationAbovePose_.linear.x = 78.0; workStationAbovePose_.linear.y = -160.0; workStationAbovePose_.linear.z = 80.0; workStationAbovePose_.angular.z = 0.0; //仿真小车两个盒子位置 geometry_msgs::Twist tmpPose; tmpPose.linear.x = 105; tmpPose.linear.y = 123; tmpPose.linear.z = 30; tmpPose.angular.z = 0.0; boxPose_.push_back(tmpPose); tmpPose.linear.x = 105; tmpPose.linear.y = 183; tmpPose.linear.z = 30; tmpPose.angular.z = 0.0; boxPose_.push_back(tmpPose); //模拟加工台的放置位置 tmpPose.linear.x = 65; tmpPose.linear.y = -160; tmpPose.linear.z = 30.0; tmpPose.angular.z = 0.0; workStationPoses_.push_back(tmpPose); tmpPose.linear.x = 125; tmpPose.linear.y = -160; tmpPose.linear.z = 30.0; tmpPose.angular.z = 0.0; workStationPoses_.push_back(tmpPose); rei_cruise::RobotCruise& cruise = rei_cruise::RobotCruise::getInstance(); if(!cruise.Init(nh)) { ROS_ERROR("Failed to initialize RobotCruise"); return 1; } // 注册任务回调 cruise.AddStartCallBack(StartCallback5); if (cruise.AddCallBack("pid_adjust", pidAdjustCallback)) { ROS_INFO("set callback pidAdjustCallback success"); } cruise.AddStartCallBack(StartCallback1); if(cruise.AddCallBack("renwua_a_place", renwua_aplaceCallback)) { ROS_INFO("set callback renwua_aplaceCallback success"); } cruise.AddStartCallBack(StartCallback2); if(cruise.AddCallBack("renwua_b_place", renwua_bplaceCallback)) { ROS_INFO("set callback renwua_bplaceCallback success"); } cruise.AddStartCallBack(StartCallback3); if(cruise.AddCallBack("renwub_a_place", renwub_aplaceCallback_stuff)) { ROS_INFO("set callback WorkStationPickCallback success"); } cruise.AddStartCallBack(StartCallback4); if(cruise.AddCallBack("renwub_b_place", renwub_bplaceCallback)) { ROS_INFO("set callback WorkStationPickCallback success"); } if(cruise.AddCallBack("charge", chargeCallback)) { ROS_INFO("set callback chargeCallback success"); } cruise.RunNavTask(); // 添加服务可用性检查 ROS_INFO("Waiting for /start_stop_nav service to become available..."); ros::service::waitForService("/start_stop_nav", ros::Duration(10.0)); if (!ros::service::exists("/start_stop_nav", false)) { ROS_ERROR("/start_stop_nav service is not available!"); return 1; } ros::spin(); // 保持节点运行 return 0; }的消息中X轴的坐标总是为定值

#include "PoseAdjust.h" namespace rei_ar_pose { ArPoseAdjust::ArPoseAdjust() : getTargetFlag_(false), trackFinished_(false), startFlag_(false), targetId_(-1), getMarkerFromTopic_(true), roll_(0.0), pitch_(0.0), yaw_(0.0) {} ArPoseAdjust::~ArPoseAdjust() { // SetFinishedFlag(true); // if (listenTfThread_.joinable()) listenTfThread_.join(); } int8_t ArPoseAdjust::Init(ros::NodeHandle& nh, bool getMarkerFromTopic, double targetRoll, double targetPitch, double targetYaw) { nh_ = nh; getMarkerFromTopic_ = getMarkerFromTopic; trackServer_ = nh_.advertiseService("ar_track", &ArPoseAdjust::TrackCb, this); relativeMoveClient_ = nh_.serviceClient<relative_move::SetRelativeMove>("relative_move"); tfBuffer_ = std::make_unique<tf2_ros::Buffer>(); tfListener_ = std::make_shared<tf2_ros::TransformListener>(*tfBuffer_); expectXErr_ = 0.01; expectYErr_ = 0.01; expectThetaErr_ = 0.01; roll_ = targetRoll; pitch_ = targetPitch; yaw_ = targetYaw; return 0; } // void ArPoseAdjust::SetXPid(int p, int i, int d) { // xPid_->setP(p); // xPid_->setI(i); // xPid_->setD(d); // } // void ArPoseAdjust::SetYPid(int p, int i, int d) { // yPid_->setP(p); // yPid_->setI(i); // yPid_->setD(d); // } // void ArPoseAdjust::SetThetaPid(int p, int i, int d) { // thetaPid_->setP(p); // thetaPid_->setI(i); // thetaPid_->setD(d); // } int8_t ArPoseAdjust::GetMarkerPoseFromTopic() { ar_track_alvar_msgs::AlvarMarkers::ConstPtr markersPtr = ros::topic::waitForMessage<ar_track_alvar_msgs::AlvarMarkers>( "bottom_camera/ar_pose_marker", ros::Duration(1.0)); if (markersPtr != NULL) { int idx = 0; for (auto marker : markersPtr->markers) { if (marker.id == targetId_) { geometry_msgs::Transform pose; pose.translation.x = marker.pose.pose.position.x; pose.translation.y = marker.pose.pose.position.y; pose.translation.z = marker.pose.pose.position.z; pose.rotation = marker.pose.pose.orientation; SetTfPose(pose); if (!GetTargetFlag()) { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = true; } break; } idx++; } if (idx == markersPtr->markers.size()) { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = false; return -1; } return 0; } return -1; } int8_t ArPoseAdjust::GetMarkerPoseFromTf(std::string frameId, std::string childFrameId) { geometry_msgs::TransformStamped transform; try { transform = tfBuffer_->lookupTransform(frameId, childFrameId, ros::Time(0), ros::Duration(1.0)); if (!GetTargetFlag()) { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = true; } SetTfPose(transform.transform); } catch (tf2::TransformException& ex) { ROS_WARN("%s", ex.what()); { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = false; } return -1; } return 0; } int8_t ArPoseAdjust::GetMarkerPose() { if (getMarkerFromTopic_) return GetMarkerPoseFromTopic(); else { std::string childFrameId = "ar_marker_" + std::to_string(targetId_); return GetMarkerPoseFromTf("base_link", childFrameId); } } void ArPoseAdjust::ListenTf(std::string frameId, std::string childFrameId) { geometry_msgs::TransformStamped transform; std::string errMsg; if (!tfBuffer_->canTransform(frameId, childFrameId, ros::Time(0), ros::Duration(2.0), &errMsg)) { ROS_ERROR("Unable to get pose from TF: %s", errMsg.c_str()); return; } { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = true; } ros::Rate rate(10.0); while (nh_.ok() && (!GetFinishedFlag())) { try { transform = tfBuffer_->lookupTransform(frameId, childFrameId, ros::Time(0)); SetTfPose(transform.transform); } catch (tf2::TransformException& ex) { ROS_WARN("%s", ex.what()); ros::Duration(0.1).sleep(); { std::unique_lock<std::mutex> lock(flagMutex_); getTargetFlag_ = false; } continue; } rate.sleep(); } } int8_t ArPoseAdjust::RelativeMove(double x, double y, double theta) { relative_move::SetRelativeMove cmd; cmd.request.global_frame = "odom"; cmd.request.goal.x = x; cmd.request.goal.y = y; cmd.request.goal.theta = theta; relativeMoveClient_.call(cmd); if (!cmd.response.success) { ROS_ERROR("RelativeMove error"); return -1; } return 0; } int8_t ArPoseAdjust::FindTarget(){ if (RelativeMove(0, 0, 0.25) < 0) { ROS_ERROR("RelativeMove error"); return -2; } sleep(1); if (GetMarkerPose() == 0) { ROS_DEBUG("Find"); return 0; } if (RelativeMove(0, 0, -0.5) < 0) { ROS_ERROR("RelativeMove error"); return -2; } sleep(1); if (GetMarkerPose() == 0) { ROS_DEBUG("Find"); return 0; } return -1; } // int8_t ArPoseAdjust::FindTarget(std::string frameId, std::string childFrameId) { // if (tfBuffer_->canTransform(frameId, childFrameId, ros::Time(0), // ros::Duration(2.0))) { // ROS_DEBUG("Find"); // return 0; // } // if (RelativeMove(0, 0, 0.35) < 0) { // ROS_ERROR("RelativeMove error"); // return -2; // } // if (tfBuffer_->canTransform(frameId, childFrameId, ros::Time(0), // ros::Duration(2.0))) { // ROS_DEBUG("Find"); // return 0; // } // if (RelativeMove(0, 0, -0.7) < 0) { // ROS_ERROR("RelativeMove error"); // return -2; // } // if (tfBuffer_->canTransform(frameId, childFrameId, ros::Time(0), // ros::Duration(2.0))) { // ROS_DEBUG("Find"); // return 0; // } // return -1; // } geometry_msgs::Twist ArPoseAdjust::GetTargetAheadPose( geometry_msgs::Transform& inTransform) { geometry_msgs::Transform baseToTargte = GetTfPose(); tf2::Transform baseToTargteTrans, targetToAheadTrans, baseToAheadTrans; tf2::fromMsg(baseToTargte, baseToTargteTrans); tf2::fromMsg(inTransform, targetToAheadTrans); baseToAheadTrans = baseToTargteTrans * targetToAheadTrans; geometry_msgs::Twist outPose; outPose.linear.x = baseToAheadTrans.getOrigin().x(); outPose.linear.y = baseToAheadTrans.getOrigin().y(); tf2::Matrix3x3 mat(baseToAheadTrans.getRotation()); double roll, pitch; mat.getRPY(roll, pitch, outPose.angular.z); ROS_INFO("OutPose: %lf, %lf,, %lf, %lf, %lf, %lf, %lf", baseToAheadTrans.getOrigin().x(), baseToAheadTrans.getOrigin().y(), baseToAheadTrans.getOrigin().z(), baseToAheadTrans.getRotation().x(), baseToAheadTrans.getRotation().y(), baseToAheadTrans.getRotation().z(), baseToAheadTrans.getRotation().w()); return outPose; } bool ArPoseAdjust::TrackCb(ar_pose::Track::Request& req, ar_pose::Track::Response& res) { geometry_msgs::Transform targetTrans; targetTrans.translation.z = req.goal_dist; // if (listenTfThread_.joinable()) { // res.message = "last move task still run"; // return false; // } trackFinished_ = false; getTargetFlag_ = false; targetId_ = req.ar_id; ros::Rate loop(2); int step = 1; geometry_msgs::Twist targetPose; // std::string childFrameId = "ar_marker_" + std::to_string(req.ar_id); // if (FindTarget("base_link", childFrameId) < 0) return true; // SetStartFlag(true); // listenTfThread_ = // std::thread(&ArPoseAdjust::ListenTf, this, "base_link", childFrameId); // double lastTime = ros::Time::now().toSec(); // while (ros::ok() && (!GetTargetFlag())) { // if ((ros::Time::now().toSec() - lastTime) > 2) return true; // loop.sleep(); // } // geometry_msgs::Twist velCmd; // xPid_->reset_integral(); // yPid_->reset_integral(); // thetaPid_->reset_integral(); tf2::Quaternion tmpQuat; tmpQuat.setRPY(roll_, pitch_, yaw_); while (nh_.ok()) { if (GetMarkerPose()<0) { step = 0; } else { targetTrans.rotation.x = tmpQuat.x(); targetTrans.rotation.y = tmpQuat.y(); targetTrans.rotation.z = tmpQuat.z(); targetTrans.rotation.w = tmpQuat.w(); targetPose = GetTargetAheadPose(targetTrans); } ROS_WARN("---------step:%d,err:%f",step,targetPose.angular.z); switch (step) { case 0: if (FindTarget() < 0) { res.message = "failed to find target"; return true; } step++; break; case 1: if ((fabs(targetPose.linear.x) > (2.0 * req.goal_dist)) || (fabs(targetPose.linear.y) > 0.1) || (fabs(targetPose.angular.z) > 0.1)) { if (RelativeMove(targetPose.linear.x, targetPose.linear.y, targetPose.angular.z) < 0) { res.message = "RelativeMove error"; return true; } } step++; break; case 2: if (fabs(targetPose.angular.z) > 0.05) step = 4; else if ((fabs(targetPose.linear.x) > 0.01) || (fabs(targetPose.linear.y) > 0.01)) step = 3; else step = 5; break; case 3: // velCmd.linear.x = xPid_->compute(0.0, targetPose.linear.x); // velCmd.linear.y = yPid_->compute(0.0, targetPose.linear.y); // velCmd.angular.z = 0.0; // velPub_.publish(velCmd); if (RelativeMove(targetPose.linear.x, targetPose.linear.y, 0) < 0) { res.message = "RelativeMove error"; return true; } step = 2; break; case 4: // velCmd.linear.x = 0; // velCmd.linear.y = 0; // velCmd.angular.z = thetaPid_->compute(0.0, targetPose.angular.z); // velPub_.publish(velCmd); if (RelativeMove(0, 0, targetPose.angular.z) < 0) { res.message = "RelativeMove error"; return true; } step = 2; break; case 5: res.success = true; SetFinishedFlag(true); // if (listenTfThread_.joinable()) listenTfThread_.join(); return true; break; } loop.sleep(); } return true; } } // namespace rei_ar_pose翻译代码

avi
一、综合实战—使用极轴追踪方式绘制信号灯 实战目标:利用对象捕捉追踪和极轴追踪功能创建信号灯图形 技术要点:结合两种追踪方式实现精确绘图,适用于工程制图中需要精确定位的场景 1. 切换至AutoCAD 操作步骤: 启动AutoCAD 2016软件 打开随书光盘中的素材文件 确认工作空间为"草图与注释"模式 2. 绘图设置 1)草图设置对话框 打开方式:通过"工具→绘图设置"菜单命令 功能定位:该对话框包含捕捉、追踪等核心绘图辅助功能设置 2)对象捕捉设置 关键配置: 启用对象捕捉(F3快捷键) 启用对象捕捉追踪(F11快捷键) 勾选端点、中心、圆心、象限点等常用捕捉模式 追踪原理:命令执行时悬停光标可显示追踪矢量,再次悬停可停止追踪 3)极轴追踪设置 参数设置: 启用极轴追踪功能 设置角度增量为45度 确认后退出对话框 3. 绘制信号灯 1)绘制圆形 执行命令:"绘图→圆→圆心、半径"命令 绘制过程: 使用对象捕捉追踪定位矩形中心作为圆心 输入半径值30并按Enter确认 通过象限点捕捉确保圆形位置准确 2)绘制直线 操作要点: 选择"绘图→直线"命令 捕捉矩形上边中点作为起点 捕捉圆的上象限点作为终点 按Enter结束当前直线命令 重复技巧: 按Enter可重复最近使用的直线命令 通过圆心捕捉和极轴追踪绘制放射状直线 最终形成完整的信号灯指示图案 3)完成绘制 验证要点: 检查所有直线是否准确连接圆心和象限点 确认极轴追踪的45度增量是否体现 保存绘图文件(快捷键Ctrl+S)

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