diff --git a/catkin_ws/src/joystick_ros/CMakeLists.txt b/catkin_ws/src/joystick_ros/CMakeLists.txt new file mode 100644 index 0000000..51dc825 --- /dev/null +++ b/catkin_ws/src/joystick_ros/CMakeLists.txt @@ -0,0 +1,206 @@ +cmake_minimum_required(VERSION 3.0.2) +project(joystick_ros) + +## Compile as C++11, supported in ROS Kinetic and newer +# add_compile_options(-std=c++11) + +## Find catkin macros and libraries +## if COMPONENTS list like find_package(catkin REQUIRED COMPONENTS xyz) +## is used, also find other catkin packages +find_package(catkin REQUIRED COMPONENTS + roscpp + rospy + std_msgs +) + +## System dependencies are found with CMake's conventions +# find_package(Boost REQUIRED COMPONENTS system) + + +## Uncomment this if the package has a setup.py. This macro ensures +## modules and global scripts declared therein get installed +## See http://ros.org/doc/api/catkin/html/user_guide/setup_dot_py.html +# catkin_python_setup() + +################################################ +## Declare ROS messages, services and actions ## +################################################ + +## To declare and build messages, services or actions from within this +## package, follow these steps: +## * Let MSG_DEP_SET be the set of packages whose message types you use in +## your messages/services/actions (e.g. std_msgs, actionlib_msgs, ...). +## * In the file package.xml: +## * add a build_depend tag for "message_generation" +## * add a build_depend and a exec_depend tag for each package in MSG_DEP_SET +## * If MSG_DEP_SET isn't empty the following dependency has been pulled in +## but can be declared for certainty nonetheless: +## * add a exec_depend tag for "message_runtime" +## * In this file (CMakeLists.txt): +## * add "message_generation" and every package in MSG_DEP_SET to +## find_package(catkin REQUIRED COMPONENTS ...) +## * add "message_runtime" and every package in MSG_DEP_SET to +## catkin_package(CATKIN_DEPENDS ...) +## * uncomment the add_*_files sections below as needed +## and list every .msg/.srv/.action file to be processed +## * uncomment the generate_messages entry below +## * add every package in MSG_DEP_SET to generate_messages(DEPENDENCIES ...) + +## Generate messages in the 'msg' folder +# add_message_files( +# FILES +# Message1.msg +# Message2.msg +# ) + +## Generate services in the 'srv' folder +# add_service_files( +# FILES +# Service1.srv +# Service2.srv +# ) + +## Generate actions in the 'action' folder +# add_action_files( +# FILES +# Action1.action +# Action2.action +# ) + +## Generate added messages and services with any dependencies listed here +# generate_messages( +# DEPENDENCIES +# std_msgs +# ) + +################################################ +## Declare ROS dynamic reconfigure parameters ## +################################################ + +## To declare and build dynamic reconfigure parameters within this +## package, follow these steps: +## * In the file package.xml: +## * add a build_depend and a exec_depend tag for "dynamic_reconfigure" +## * In this file (CMakeLists.txt): +## * add "dynamic_reconfigure" to +## find_package(catkin REQUIRED COMPONENTS ...) +## * uncomment the "generate_dynamic_reconfigure_options" section below +## and list every .cfg file to be processed + +## Generate dynamic reconfigure parameters in the 'cfg' folder +# generate_dynamic_reconfigure_options( +# cfg/DynReconf1.cfg +# cfg/DynReconf2.cfg +# ) + +################################### +## catkin specific configuration ## +################################### +## The catkin_package macro generates cmake config files for your package +## Declare things to be passed to dependent projects +## INCLUDE_DIRS: uncomment this if your package contains header files +## LIBRARIES: libraries you create in this project that dependent projects also need +## CATKIN_DEPENDS: catkin_packages dependent projects also need +## DEPENDS: system dependencies of this project that dependent projects also need +catkin_package( +# INCLUDE_DIRS include +# LIBRARIES joystick_ros +# CATKIN_DEPENDS roscpp rospy std_msgs +# DEPENDS system_lib +) + +########### +## Build ## +########### + +## Specify additional locations of header files +## Your package locations should be listed before other locations +include_directories( +# include + ${catkin_INCLUDE_DIRS} +) + +## Declare a C++ library +# add_library(${PROJECT_NAME} +# src/${PROJECT_NAME}/joystick_ros.cpp +# ) + +## Add cmake target dependencies of the library +## as an example, code may need to be generated before libraries +## either from message generation or dynamic reconfigure +# add_dependencies(${PROJECT_NAME} ${${PROJECT_NAME}_EXPORTED_TARGETS} ${catkin_EXPORTED_TARGETS}) + +## Declare a C++ executable +## With catkin_make all packages are built within a single CMake context +## The recommended prefix ensures that target names across packages don't collide +# add_executable(${PROJECT_NAME}_node src/joystick_ros_node.cpp) + +## Rename C++ executable without prefix +## The above recommended prefix causes long target names, the following renames the +## target back to the shorter version for ease of user use +## e.g. "rosrun someones_pkg node" instead of "rosrun someones_pkg someones_pkg_node" +# set_target_properties(${PROJECT_NAME}_node PROPERTIES OUTPUT_NAME node PREFIX "") + +## Add cmake target dependencies of the executable +## same as for the library above +# add_dependencies(${PROJECT_NAME}_node ${${PROJECT_NAME}_EXPORTED_TARGETS} ${catkin_EXPORTED_TARGETS}) + +## Specify libraries to link a library or executable target against +# target_link_libraries(${PROJECT_NAME}_node +# ${catkin_LIBRARIES} +# ) + +############# +## Install ## +############# + +# all install targets should use catkin DESTINATION variables +# See http://ros.org/doc/api/catkin/html/adv_user_guide/variables.html + +## Mark executable scripts (Python etc.) for installation +## in contrast to setup.py, you can choose the destination +# catkin_install_python(PROGRAMS +# scripts/my_python_script +# DESTINATION ${CATKIN_PACKAGE_BIN_DESTINATION} +# ) + +## Mark executables for installation +## See http://docs.ros.org/melodic/api/catkin/html/howto/format1/building_executables.html +# install(TARGETS ${PROJECT_NAME}_node +# RUNTIME DESTINATION ${CATKIN_PACKAGE_BIN_DESTINATION} +# ) + +## Mark libraries for installation +## See http://docs.ros.org/melodic/api/catkin/html/howto/format1/building_libraries.html +# install(TARGETS ${PROJECT_NAME} +# ARCHIVE DESTINATION ${CATKIN_PACKAGE_LIB_DESTINATION} +# LIBRARY DESTINATION ${CATKIN_PACKAGE_LIB_DESTINATION} +# RUNTIME DESTINATION ${CATKIN_GLOBAL_BIN_DESTINATION} +# ) + +## Mark cpp header files for installation +# install(DIRECTORY include/${PROJECT_NAME}/ +# DESTINATION ${CATKIN_PACKAGE_INCLUDE_DESTINATION} +# FILES_MATCHING PATTERN "*.h" +# PATTERN ".svn" EXCLUDE +# ) + +## Mark other files for installation (e.g. launch and bag files, etc.) +# install(FILES +# # myfile1 +# # myfile2 +# DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION} +# ) + +############# +## Testing ## +############# + +## Add gtest based cpp test target and link libraries +# catkin_add_gtest(${PROJECT_NAME}-test test/test_joystick_ros.cpp) +# if(TARGET ${PROJECT_NAME}-test) +# target_link_libraries(${PROJECT_NAME}-test ${PROJECT_NAME}) +# endif() + +## Add folders to be run by python nosetests +# catkin_add_nosetests(test) diff --git a/catkin_ws/src/joystick_ros/package.xml b/catkin_ws/src/joystick_ros/package.xml new file mode 100644 index 0000000..834b245 --- /dev/null +++ b/catkin_ws/src/joystick_ros/package.xml @@ -0,0 +1,68 @@ + + + joystick_ros + 0.0.0 + The joystick_ros package + + + + + maryne-dey + + + + + + TODO + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + catkin + roscpp + rospy + std_msgs + roscpp + rospy + std_msgs + roscpp + rospy + std_msgs + + + + + + + + diff --git a/catkin_ws/src/joystick_ros/src/parser.cpp b/catkin_ws/src/joystick_ros/src/parser.cpp new file mode 100644 index 0000000..a072ffc --- /dev/null +++ b/catkin_ws/src/joystick_ros/src/parser.cpp @@ -0,0 +1,46 @@ +#include +#include +#include +#include + +// Declare global variables to store Axis values +float axis0_value = 0.0; +float axis1_value = 0.0; + +void serial_data_callback(const std_msgs::String::ConstPtr& msg) { + // Parse received string message + std::string data_str = msg->data; + if (data_str.find("Axis0") != std::string::npos) { + // Extract value for Axis0 + axis0_value = std::stof(data_str.substr(data_str.find(":") + 1)); + } else if (data_str.find("Axis1") != std::string::npos) { + // Extract value for Axis1 + axis1_value = std::stof(data_str.substr(data_str.find(":") + 1)); + } + + // If both Axis0 and Axis1 values are available, publish them together + if (axis0_value != 0.0 && axis1_value != 0.0) { + std_msgs::Float32MultiArray float_array_msg; + float_array_msg.data.push_back(axis0_value); + float_array_msg.data.push_back(axis1_value); + axis_values_pub.publish(float_array_msg); + } +} + +int main(int argc, char** argv) { + // Initialize ROS node + ros::init(argc, argv, "serial_data_parser"); + ros::NodeHandle nh; + + // Subscribe to serial data topic + ros::Subscriber sub = nh.subscribe("serial_data", 10, serial_data_callback); + + // Initialize publisher for Axis values + ros::Publisher axis_values_pub = nh.advertise("axis_values", 10); + + // Spin ROS node + ros::spin(); + + return 0; +} + diff --git a/catkin_ws/src/joystick_ros/src/position_ctrl.cpp b/catkin_ws/src/joystick_ros/src/position_ctrl.cpp new file mode 100644 index 0000000..bac53f8 --- /dev/null +++ b/catkin_ws/src/joystick_ros/src/position_ctrl.cpp @@ -0,0 +1,70 @@ +#include +#include +#include + +// Constants +const float DEAD_ZONE = 5.0; // Dead zone in percentage (0 to 100) +const float MAX_SPEED = 1.0; // Maximum speed of the plate + +// Global variables +float y_position = 0.0; // Initial y position +float prev_time = 0.0; // Previous time +float direction = 0.0; // Direction of movement + +void joystick_axis_callback(const std_msgs::Float32MultiArray::ConstPtr& msg) { + // Extract joystick x and y positions + float x_joystick = msg->data[0]; + float y_joystick = msg->data[1]; + + // Determine direction based on joystick position + if (std::abs(x_joystick) < DEAD_ZONE) { + direction = 0.0; // Joystick in dead zone, no movement + } else { + direction = (x_joystick > 0) ? 1.0 : -1.0; // Joystick outside dead zone, set direction accordingly + } + + // Calculate speed based on joystick position + float speed = MAX_SPEED * std::abs(x_joystick) / 100.0; + + // Calculate time elapsed since last callback + float current_time = ros::Time::now().toSec(); + float time_elapsed = current_time - prev_time; + + // Calculate change in y position + y_position = y_position + time_elapsed * speed * direction; + + // Store current time for next iteration + prev_time = current_time; + + // Publish robot position in a point format + geometry_msgs::Point position_cmd; + position_cmd.x = 65.0; // Fixed x-coordinate + position_cmd.y = y_position; + position_cmd.z = 0.0; // Assuming z-coordinate is not used + + // Publish position command + ros::NodeHandle nh; + ros::Publisher position_cmd_pub = nh.advertise("/position_cmd", 10); + position_cmd_pub.publish(position_cmd); +} + +int main(int argc, char** argv) { + // Initialize ROS node + ros::init(argc, argv, "joystick_to_robot_converter"); + ros::NodeHandle nh; + + // Subscribe to joystick axis values topic + ros::Subscriber joystick_sub = nh.subscribe("joystick_axis_values", 10, joystick_axis_callback); + + // Initialize y position + y_position = 0.0; + + // Initialize previous time + prev_time = ros::Time::now().toSec(); + + // Spin ROS node + ros::spin(); + + return 0; +} + diff --git a/catkin_ws/src/joystick_ros/src/readSerial.cpp b/catkin_ws/src/joystick_ros/src/readSerial.cpp new file mode 100644 index 0000000..3a42923 --- /dev/null +++ b/catkin_ws/src/joystick_ros/src/readSerial.cpp @@ -0,0 +1,51 @@ +#include +#include +#include +#include // Make sure to include the serial library, install using "sudo apt install ros-$ROS_DISTRO-serial" + +void readSerial(const std::string& port, uint32_t baud_rate) { + serial::Serial ser; + ser.setPort(port); + ser.setBaudrate(baud_rate); + + try { + ser.open(); + } catch (const std::exception& e) { + ROS_ERROR_STREAM("Failed to open serial port " << port << ": " << e.what()); + return; + } + + ros::NodeHandle nh; + ros::Publisher serial_pub = nh.advertise("serial_data", 10); + + ROS_INFO_STREAM("Reading from serial port " << port); + + while (ros::ok()) { + if (ser.available()) { + std_msgs::String msg; + msg.data = ser.readline(); + ROS_INFO_STREAM("Received data: " << msg.data); + serial_pub.publish(msg); + } + ros::spinOnce(); + ros::Duration(0.1).sleep(); // Sleep for 0.1 second + } + + ser.close(); +} + +int main(int argc, char** argv) { + ros::init(argc, argv, "serial_reader"); + + if (argc != 3) { + ROS_ERROR("Usage: rosrun your_package_name serial_reader "); + return 1; + } + + std::string port = "COM14"; + uint32_t baud_rate = 9600; + + readSerial(port, baud_rate); + + return 0; +}