AS: osc4py3

osc4py3_test/pub.py

@@ -0,0 +1,26 @@
+from osc4py3.as_eventloop import *
+from osc4py3 import oscbuildparse
+import time
+
+# Start OSC
+osc_startup()
+osc_udp_client("127.0.0.1", 8000, "osc_client")
+
+# Generate a future timetag (current time + 2 seconds)
+timetag = oscbuildparse.unixtime2timetag(time.time() + 2)
+
+# Create messages with proper addresses
+msg1 = oscbuildparse.OSCMessage("/joint_states/joint1/position", None, [42])
+msg2 = oscbuildparse.OSCMessage("/joint_states/joint2/velocity", None, [3.14])
+
+# Create an OSC bundle with the correct timetag
+bundle = oscbuildparse.OSCBundle(timetag, [msg1, msg2])
+
+# Send the bundle
+osc_send(bundle, "osc_client")
+osc_process()
+
+print(f"📤 Sent OSC bundle with timetag: {timetag}")
+
+# Terminate OSC
+osc_terminate()

osc4py3_test/sub.py

@@ -0,0 +1,37 @@
+from osc4py3.as_eventloop import *
+from osc4py3 import oscbuildparse
+
+# Define an OSC bundle handler
+def bundle_handler(bundle):
+    """Handles received OSC bundles, extracts the timetag and messages."""
+    print(f"📩 Received an OSC Bundle!")
+
+    # Extract timetag from the bundle metadata
+    timetag = bundle.timetag
+    unix_time = oscbuildparse.timetag2unixtime(timetag)
+    print(f"⏳ Timetag (NTP format): {timetag}")
+    print(f"⏳ Converted Unix Time: {unix_time}")
+
+    # Process all elements inside the bundle
+    for element in bundle.elements:
+        if isinstance(element, oscbuildparse.OSCMessage):
+            print(f"📨 Message received at {element.address} with args {element.params}")
+
+# Start OSC
+osc_startup()
+
+# Create an OSC UDP server to receive bundles
+osc_udp_server("127.0.0.1", 8000, "osc_server")
+
+# Register the handler for OSC Bundles (Without `oscdispatch`)
+osc_method('/*', bundle_handler, argscheme="B")  # 'B' for bundles
+
+print("🚀 Listening for OSC bundles on 127.0.0.1:8000...\nPress Ctrl+C to exit.")
+
+# Keep processing incoming OSC messages
+try:
+    while True:
+        osc_process()
+except KeyboardInterrupt:
+    print("\nShutting down OSC receiver...")
+    osc_terminate()

osc4py3_test/test.py

@@ -0,0 +1,31 @@
+from osc4py3.as_eventloop import *
+#from osc4py3 import oscdispatch
+import time
+from osc4py3 import oscmethod as osm
+
+# Define the OSC message handler
+def joint_states_handler(address):
+    time.sleep(1)  # Simulate processing time
+    print(f"Received OSC message at {address}")
+
+# Start the OSC system
+osc_startup()
+
+# Create an OSC UDP server
+osc_udp_server("127.0.0.1", 8000, "osc_server")
+
+# Register handlers for different joint state messages
+osc_method("/joint_states", joint_states_handler, argscheme=osm.OSCARG_ADDRESS)
+osc_method("/joint_states/*/position", joint_states_handler,argscheme=osm.OSCARG_ADDRESS)
+osc_method("/joint_states/*/velocity", joint_states_handler,argscheme=osm.OSCARG_ADDRESS)
+osc_method("/joint_states/*/effort", joint_states_handler,argscheme=osm.OSCARG_ADDRESS)
+
+print("OSC Receiver is listening on 127.0.0.1:8000...\nPress Ctrl+C to exit.")
+
+# Keep the server running
+try:
+    while True:
+        osc_process()
+except KeyboardInterrupt:
+    print("\nShutting down OSC receiver...")
+    osc_terminate()

robot.urdf

@@ -0,0 +1,65 @@
+<?xml version="1.0" ?>
+<robot name="ur10e">
+  <link name="world"/>
+  <link name="base_link"/>
+  <link name="shoulder_link"/>
+  <link name="upper_arm_link"/>
+  <link name="forearm_link"/>
+  <link name="wrist_1_link"/>
+  <link name="wrist_2_link"/>
+  <link name="wrist_3_link"/>
+  <link name="tool0"/>
+
+  <joint name="base_joint" type="fixed">
+    <origin rpy="0 0 0" xyz="0 0 0"/>
+    <parent link="world"/>
+    <child link="base_link"/>
+  </joint>
+  <joint name="shoulder_pan_joint" type="revolute">
+    <origin rpy="0 0 0" xyz="0 0 0.1807"/>
+    <parent link="base_link"/>
+    <child link="shoulder_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="330.0" lower="-6.283185307179586" upper="6.283185307179586" velocity="2.0943951023931953"/>
+  </joint>
+  <joint name="shoulder_lift_joint" type="revolute">
+    <origin rpy="1.570796327 0 0" xyz="0 0 0"/>
+    <parent link="shoulder_link"/>
+    <child link="upper_arm_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="330.0" lower="-6.283185307179586" upper="6.283185307179586" velocity="2.0943951023931953"/>
+  </joint>
+  <joint name="elbow_joint" type="revolute">
+    <origin rpy="0 0 0" xyz="-0.6127 0 0"/>
+    <parent link="upper_arm_link"/>
+    <child link="forearm_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="150.0" lower="-3.141592653589793" upper="3.141592653589793" velocity="3.141592653589793"/>
+  </joint>
+  <joint name="wrist_1_joint" type="revolute">
+    <origin rpy="0 0 0" xyz="-0.57155 0 0.17415"/>
+    <parent link="forearm_link"/>
+    <child link="wrist_1_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="54.0" lower="-6.283185307179586" upper="6.283185307179586" velocity="3.141592653589793"/>
+  </joint>
+  <joint name="wrist_2_joint" type="revolute">
+    <origin rpy="1.570796327 0 0" xyz="0 -0.11985 0"/>
+    <parent link="wrist_1_link"/>
+    <child link="wrist_2_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="54.0" lower="-6.283185307179586" upper="6.283185307179586" velocity="3.141592653589793"/>
+  </joint>
+  <joint name="wrist_3_joint" type="revolute">
+    <origin rpy="1.570796326589793 3.141592653589793 3.141592653589793" xyz="0 0.11655 0"/>
+    <parent link="wrist_2_link"/>
+    <child link="wrist_3_link"/>
+    <axis xyz="0 0 1"/>
+    <limit effort="54.0" lower="-6.283185307179586" upper="6.283185307179586" velocity="3.141592653589793"/>
+  </joint>
+  <joint name="tool0_joint" type="fixed">
+    <origin rpy="0 0 0" xyz="0 0 0"/>
+    <parent link="wrist_3_link"/>
+    <child link="tool0"/>
+  </joint>
+</robot>

ros2_ws/src/joint_states_control/cart_to_angles.py

@@ -4,8 +4,15 @@ import roboticstoolbox as rtb
 def ik_sol(robot, pose):
 	ets = robot.ets()
 
-	Tep = ets.fkine(pose)
+	#Tep = ets.fkine(pose)
+
+	#sol = ets.ik_GN(Tep)
+
+	solver = rtb.IK_GN()
+	Tep = ets.fkine(pose)
+	sol = solver.solve(ets, Tep).q.tolist()
+
+	return sol
 
-	sol = ets.ik_LM(Tep)
 	if sol[1]: return sol[0].tolist()
 	return "no sol"

ros2_ws/src/joint_states_control/get_urdf.py

@@ -0,0 +1,55 @@
+import rclpy
+from rclpy.node import Node
+from rcl_interfaces.srv import GetParameters
+import roboticstoolbox as rtb
+
+class URDFRetriever(Node):
+    def __init__(self):
+        super().__init__('urdf_retriever')
+
+        # Create a parameter client to request the parameter from /robot_state_publisher
+        self.client = self.create_client(GetParameters, '/robot_state_publisher/get_parameters')
+
+        while not self.client.wait_for_service(timeout_sec=3.0):
+            self.get_logger().warn("⏳ Waiting for /robot_state_publisher parameter service...")
+
+        # Create and send a request to get 'robot_description'
+        self.request = GetParameters.Request()
+        self.request.names = ["robot_description"]
+
+        self.future = self.client.call_async(self.request)
+        rclpy.spin_until_future_complete(self, self.future)
+
+        # Extract the URDF
+        if self.future.result():
+            self.urdf_string = self.future.result().values[0].string_value
+            if self.urdf_string:
+                self.get_logger().info("Successfully retrieved URDF from /robot_state_publisher!")
+            else:
+                self.get_logger().error("URDF is empty")
+        else:
+            self.get_logger().error("Failed to get URDF from /robot_state_publisher.")
+
+def main():
+    rclpy.init()
+    node = URDFRetriever()
+    
+    urdf_string = node.urdf_string
+
+    if urdf_string:
+        # Save to a file
+        urdf_path = "/tmp/robot.urdf"
+        with open(urdf_path, "w") as file:
+            file.write(urdf_string)
+
+        print(f"✅ URDF saved to {urdf_path}")
+
+        # Load into Robotic Toolbox
+        robot = rtb.ERobot.URDF(urdf_path)
+        print(robot)
+
+    node.destroy_node()
+    rclpy.shutdown()
+
+if __name__ == "__main__":
+    main()

ros2_ws/src/joint_states_control/move_scaled_joint_cart copy.py

@@ -0,0 +1,95 @@
+import rclpy
+from rclpy.node import Node
+from trajectory_msgs.msg import JointTrajectory, JointTrajectoryPoint
+from rcl_interfaces.srv import GetParameters
+import time
+from cart_to_angles import ik_sol
+import roboticstoolbox as rtb
+import xacro
+from spatialmath import SE3
+
+class ScaledJointTrajectoryPublisher(Node):
+    def __init__(self):
+        super().__init__('scaled_joint_trajectory_publisher')
+        
+        # Create a parameter client to request the parameter from /robot_state_publisher
+        self.client = self.create_client(GetParameters, '/robot_state_publisher/get_parameters')
+
+        while not self.client.wait_for_service(timeout_sec=3.0):
+            self.get_logger().warn("⏳ Waiting for /robot_state_publisher parameter service...")
+
+        # Create and send a request to get 'robot_description'
+        self.request = GetParameters.Request()
+        self.request.names = ["robot_description"]
+
+        self.future = self.client.call_async(self.request)
+        rclpy.spin_until_future_complete(self, self.future)
+
+        # Extract the URDF
+        if self.future.result():
+            self.urdf_string = self.future.result().values[0].string_value
+            if self.urdf_string:
+                self.get_logger().info("Successfully retrieved URDF from /robot_state_publisher!")
+            else:
+                self.get_logger().error("URDF is empty")
+        else:
+            self.get_logger().error("Failed to get URDF from /robot_state_publisher.")
+
+        
+        self.publisher = self.create_publisher(
+            JointTrajectory, 
+            '/scaled_joint_trajectory_controller/joint_trajectory', 
+            10
+        )
+        time.sleep(1)  # Allow publisher to initialize
+        self.get_logger().info("Scaled Joint Trajectory Publisher Ready")
+
+    def send_trajectory(self, joint_positions, duration=5.0):
+        """Publish a joint trajectory command to move the UR10e."""
+        msg = JointTrajectory()
+        msg.joint_names = [
+            "shoulder_pan_joint", "shoulder_lift_joint", "elbow_joint",
+            "wrist_1_joint", "wrist_2_joint", "wrist_3_joint"
+        ]
+
+        point = JointTrajectoryPoint()
+        point.positions = joint_positions  # Target joint positions
+        point.time_from_start.sec = int(duration)  # Duration in seconds
+
+        msg.points.append(point)
+
+        self.publisher.publish(msg)
+
+
+def main():
+    rclpy.init()
+    node = ScaledJointTrajectoryPublisher()
+
+    urdf_string = node.urdf_string
+
+    # Save to a file
+    urdf_path = "/tmp/robot.urdf"
+    with open(urdf_path, "w") as file:
+        file.write(urdf_string)
+
+    print(f"URDF saved to {urdf_path}")
+
+    #robot = rtb.ERobot.URDF(urdf_path) # Load into Robotic Toolbox 
+    robot = rtb.ERobot.URDF('/BA/robot.urdf') # Load into Robotic Toolbox 
+
+    Tep = SE3.Trans(0.3, 0.3, 0.3) * SE3.OA([0, 1, 0], [0, 0, 1])
+    sol = robot.ik_LM(Tep)
+    sol = sol[0].tolist()
+    
+    print("Angles:")
+    print(f"{[val * (180/3.141) for val in sol]} (deg)")
+    print(f"{sol} (rad)")
+    # Move to a target position
+    node.send_trajectory(sol)
+
+    rclpy.spin(node)
+    node.destroy_node()
+    rclpy.shutdown()
+
+if __name__ == '__main__':
+    main()

ros2_ws/src/joint_states_control/move_scaled_joint_cart.py

@@ -1,13 +1,40 @@
 import rclpy
 from rclpy.node import Node
 from trajectory_msgs.msg import JointTrajectory, JointTrajectoryPoint
+from rcl_interfaces.srv import GetParameters
 import time
 from cart_to_angles import ik_sol
 import roboticstoolbox as rtb
+import xacro
 
 class ScaledJointTrajectoryPublisher(Node):
     def __init__(self):
         super().__init__('scaled_joint_trajectory_publisher')
+        
+        # Create a parameter client to request the parameter from /robot_state_publisher
+        self.client = self.create_client(GetParameters, '/robot_state_publisher/get_parameters')
+
+        while not self.client.wait_for_service(timeout_sec=3.0):
+            self.get_logger().warn("⏳ Waiting for /robot_state_publisher parameter service...")
+
+        # Create and send a request to get 'robot_description'
+        self.request = GetParameters.Request()
+        self.request.names = ["robot_description"]
+
+        self.future = self.client.call_async(self.request)
+        rclpy.spin_until_future_complete(self, self.future)
+
+        # Extract the URDF
+        if self.future.result():
+            self.urdf_string = self.future.result().values[0].string_value
+            if self.urdf_string:
+                self.get_logger().info("Successfully retrieved URDF from /robot_state_publisher!")
+            else:
+                self.get_logger().error("URDF is empty")
+        else:
+            self.get_logger().error("Failed to get URDF from /robot_state_publisher.")
+
+        
         self.publisher = self.create_publisher(
             JointTrajectory, 
             '/scaled_joint_trajectory_controller/joint_trajectory', 
@@ -32,15 +59,29 @@ class ScaledJointTrajectoryPublisher(Node):
 
         self.publisher.publish(msg)
 
+
 def main():
     rclpy.init()
     node = ScaledJointTrajectoryPublisher()
 
-    robot = rtb.models.URDF.UR10()
+    urdf_string = node.urdf_string
-    target_position = [0, 0, 300, 0, 0, 0]
 
+    # Save to a file
+    urdf_path = "/tmp/robot.urdf"
+    with open(urdf_path, "w") as file:
+        file.write(urdf_string)
+
+    print(f"URDF saved to {urdf_path}")
+
+    robot = rtb.ERobot.URDF(urdf_path) # Load into Robotic Toolbox 
+
+    target_position = [0.4, 0.4, 0.4, 0, 0, 0]
+    sol = ik_sol(robot,target_position)
+    print("Winkel:")
+    print([val * (180/3.141) for val in sol])
+    print(sol)
     # Move to a target position
-    node.send_trajectory(ik_sol(robot,target_position))
+    node.send_trajectory(sol)
 
     rclpy.spin(node)
     node.destroy_node()

ros2_ws/src/joint_states_control/test.py

@@ -1,8 +1,9 @@
-from cart_to_angles import ik_sol
+import os
 import roboticstoolbox as rtb
 
-robot = rtb.models.URDF.UR10()
+# Get the URDF from ROS 2
+os.system("ros2 param get /robot_state_publisher robot_description > urdf.xml")
 
-print(robot)
+# Load the URDF using roboticstoolbox
-
+robot = rtb.ERobot.URDF("urdf.xml")
-print(ik_sol(robot, [0, 0, 200, 2,3, 1]))
+print("Robot loaded:", robot)

ros2_ws/src/joint_states_control/test_urdf.py

@@ -0,0 +1,48 @@
+import rclpy
+from rclpy.node import Node
+import roboticstoolbox as rtb
+
+class GET_URDF(Node):
+    def __init__(self):
+        super().__init__('GET_URDF')
+
+        # Declare parameter and get it
+        self.urdf_value = self.get_parameter('robot_description')
+
+
+        if not self.urdf_value:
+            self.get_logger().error("URDF is empty! Check if robot_state_publisher is correctly publishing it.")
+            self.urdf_string = None
+        else:
+            #self.urdf_string = urdf_value
+            self.get_logger().info("Successfully got URDF from ROS 2.")
+
+    def get_urdf(self):
+        return self.urdf_value
+
+def main():
+    rclpy.init()
+    node = GET_URDF()
+    
+    print(node.get_urdf())
+    """
+    if urdf_string:
+        # Print the first 500 characters to check
+        print(f"URDF (first 500 chars):\n{urdf_string[:500]}")
+
+        # Save to file and use in Robotic Toolbox
+        urdf_path = "/tmp/robot.urdf"
+        with open(urdf_path, "w") as file:
+            file.write(urdf_string)
+
+        print(f"URDF saved to {urdf_path}")
+
+        # Load into Robotic Toolbox
+        robot = rtb.ERobot.URDF(urdf_path)
+        print(robot)
+"""
+    node.destroy_node()
+    rclpy.shutdown()
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/osc4py3/osc_joint_states_pub.py

@@ -0,0 +1,92 @@
+import rclpy
+from rclpy.node import Node
+from sensor_msgs.msg import JointState
+from osc4py3.as_eventloop import *
+from osc4py3 import oscbuildparse
+
+class JointStateOSC(Node):
+    def __init__(self):
+        super().__init__('joint_states_osc')
+
+        # Create a ROS 2 subscriber to /joint_states topic
+        self.subscription = self.create_subscription(
+            JointState,
+            '/joint_states',
+            self.joint_states_callback,
+            1  # Queue size
+        )
+
+        # Open Sound Control (OSC) Client settings
+        self.osc_ip = "127.0.0.1"   # Replace with the target IP
+        self.osc_port = 8000        # Replace with the target port
+
+        # Start the OSC system
+        osc_startup()
+
+        # Make client channels to send packets
+        osc_udp_client(self.osc_ip, self.osc_port, "osc_client")
+
+    def joint_states_callback(self, msg):
+        """Callback function to handle incoming joint states."""
+        header = msg.header
+        joint_names = msg.name
+        joint_positions = msg.position
+        joint_velocity = msg.velocity
+        joint_effort = msg.effort
+
+        joint_names_str = "\n- ".join(joint_names)
+        joint_positions_str = "\n- ".join(map(str, joint_positions))
+        joint_velocity_str = "\n- ".join(map(str, joint_velocity))
+        joint_effort_str = "\n- ".join(map(str, joint_effort))
+
+        info = f"""
+---
+header:
+    stamp:
+        sec: {header.stamp.sec}
+        nanosec: {header.stamp.nanosec}
+name:
+- {joint_names_str}
+position:
+- {joint_positions_str}
+velocity:
+- {joint_velocity_str}
+effort:
+- {joint_effort_str}
+---"""
+
+        # Send the info message
+        msg = oscbuildparse.OSCMessage("/joint_states", None, [info])
+        osc_send(msg, "osc_client")
+        osc_process()
+        #print(f"Publishing: {info}")
+
+
+        # Send each joint state as an OSC message
+        for i, name in enumerate(joint_names):
+            #msg_sec = oscbuildparse.OSCMessage(f"/joint_states/header/sec", None, [header.stamp.sec])
+            #msg_nanosec = oscbuildparse.OSCMessage(f"/joint_states/header/nanosec", None, [header.stamp.nanosec])
+            msg_position = oscbuildparse.OSCMessage(f"/joint_states/{name}/position", None, [joint_positions[i]])
+            msg_velocity = oscbuildparse.OSCMessage(f"/joint_states/{name}/velocity", None, [joint_velocity[i]])
+            msg_effort = oscbuildparse.OSCMessage(f"/joint_states/{name}/effort", None, [joint_effort[i]])
+
+            bun = oscbuildparse.OSCBundle(oscbuildparse.unixtime2timetag(header.stamp.sec + header.stamp.nanosec), [msg_position, msg_velocity, msg_effort])
+            #bun = oscbuildparse.OSCBundle(oscbuildparse.OSC_IMMEDIATELY , [msg_position, msg_velocity, msg_effort])
+            osc_send(bun, "osc_client")
+            osc_process()
+            #print(f"OSC bundle sent for joint {name}")
+
+def main():
+    rclpy.init()
+    node = JointStateOSC()
+    try:
+        rclpy.spin(node)
+    except KeyboardInterrupt:
+        pass
+    finally:
+        node.destroy_node()
+        rclpy.shutdown()
+        osc_terminate()
+
+if __name__ == '__main__':
+    main()

ros_osc/joint_info/osc4py3/osc_joint_states_sub.py

@@ -0,0 +1,41 @@
+from osc4py3.as_eventloop import *
+from osc4py3 import oscmethod as osm
+from osc4py3 import oscbuildparse
+import time
+
+def joint_states_handler(*args):
+    """Handler function to process incoming joint states."""
+    print(f"Received message")
+    for arg in args:
+        print(arg)
+
+def main():
+    ip = "0.0.0.0"  # IP address to listen on
+    port = 8000       # Port to listen on
+
+    # Start the OSC system
+    osc_startup()
+
+    # Make server channels to receive packets
+    osc_udp_server(ip, port, "osc_server")
+
+    # Associate Python functions with message address patterns
+    osc_method("/joint_states", joint_states_handler, argscheme=osm.OSCARG_MESSAGE)
+
+    print(f"Listening for OSC messages on {ip}:{port}...")
+
+    try:
+        # Run the event loop
+        while True:
+            osc_process()  # Process OSC messages
+            time.sleep(0.01)  # Sleep to avoid high CPU usage
+
+    except KeyboardInterrupt:
+        print("")
+
+    finally:
+        # Properly close the system
+        osc_terminate()
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/pythonosc/bundles/bundle_server_test.py

@@ -0,0 +1,26 @@
+from pythonosc import dispatcher
+from pythonosc import osc_server
+import time
+
+def joint_handler(address, *args):
+    print(args)
+    time.sleep(0.3)
+
+def main():
+    ip = "0.0.0.0"  # Listen on all network interfaces
+    port = 5005    # Must match the sender's port in `joint_state_osc.py`
+
+    # Create dispatcher and register callback
+    disp = dispatcher.Dispatcher()
+    #disp.map("/joint_states", joint_handler)
+    disp.map("/SYNC", joint_handler)
+
+    server = osc_server.ThreadingOSCUDPServer((ip, port), disp) # Start OSC server
+    
+    try:
+        server.serve_forever()  # Keep server running
+    except KeyboardInterrupt:
+        print("")
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/pythonosc/bundles/bundle_timetag.py

@@ -0,0 +1,30 @@
+from pythonosc import dispatcher
+from pythonosc import osc_server
+from pythonosc.osc_bundle import OscBundle
+from pythonosc.osc_message import OscMessage
+
+def joint_handler(address, *args):
+    if isinstance(args[0], OscBundle):
+        bundle = args[0]
+        print(f"Received OSC bundle with timestamp: {bundle.timestamp}")
+        for element in bundle.bundle_elements:
+            if isinstance(element, OscMessage):
+                print(f"Message: {element.address}, Args: {element.params}")
+
+def main():
+    ip = "0.0.0.0"  # Listen on all network interfaces
+    port = 5005    # Must match the sender's port in `joint_state_osc.py`
+
+    # Create dispatcher and register callback
+    disp = dispatcher.Dispatcher()
+    disp.map("/joint_states/*", joint_handler)
+
+    server = osc_server.ThreadingOSCUDPServer((ip, port), disp) # Start OSC server
+    
+    try:
+        server.serve_forever()  # Keep server running
+    except KeyboardInterrupt:
+        print("")
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/pythonosc/bundles/different_lib.py

@@ -0,0 +1,38 @@
+# Import needed modules from osc4py3
+import osc4py3.as_eventloop 
+from osc4py3 import oscmethod as osm
+
+def handlerfunction(*args):
+    for arg in args:
+        print(arg)
+    pass
+"""
+def handlerfunction2(address, s, x, y):
+    # Will receive message address, and message data flattened in s, x, y
+    print(f's: {s}')
+    print(f'x: {x}')
+    print(f'y: {y}')
+    pass
+"""
+# Start the system.
+osc_startup()
+
+# Make server channels to receive packets.
+osc_udp_server("0.0.0.0", 5005, "aservername")
+osc_udp_server("0.0.0.0", 5005, "anotherserver")
+
+# Associate Python functions with message address patterns, using default
+# argument scheme OSCARG_DATAUNPACK.
+osc_method("SYNC", handlerfunction)
+# Too, but request the message address pattern before in argscheme
+#osc_method("SYNC", handlerfunction2, argscheme=osm.OSCARG_ADDRESS + osm.OSCARG_DATAUNPACK)
+
+# Periodically call osc4py3 processing method in your event loop.
+finished = False
+while not finished:
+    # …
+    osc_process()
+    # …
+
+# Properly close the system.
+osc_terminate()

ros_osc/joint_info/pythonosc/bundles/joint_states_bundle.py

@@ -0,0 +1,75 @@
+import rclpy
+from rclpy.node import Node
+from sensor_msgs.msg import JointState
+from pythonosc.udp_client import SimpleUDPClient
+from pythonosc import osc_bundle_builder
+from pythonosc import osc_message_builder
+
+class JointStateOSC(Node):
+    def __init__(self):
+        super().__init__('joint_states_osc')
+
+        # Create a ROS 2 subscriber to /joint_states topic
+        self.subscription = self.create_subscription(
+            JointState,
+            '/joint_states',
+            self.joint_states_callback,
+            1  # Queue size
+        )
+
+        self.osc_ip = "127.0.0.1"   # target IP
+        self.osc_port = 5005        # target port
+        self.osc_client = SimpleUDPClient(self.osc_ip, self.osc_port)
+
+    def joint_states_callback(self, msg):
+        """Callback function to handle incoming joint states."""
+        header = msg.header
+        #print(f"Received joint states at {header.stamp.sec}.{header.stamp.nanosec}")
+        joint_names = msg.name
+        joint_positions = msg.position
+        joint_velocity = msg.velocity
+        joint_effort = msg.effort
+
+
+        bundle = osc_bundle_builder.OscBundleBuilder(timestamp=header.stamp.sec + header.stamp.nanosec * 1e-9)
+        #bundle = osc_bundle_builder.OscBundleBuilder(osc_bundle_builder.IMMEDIATELY)
+
+        names = osc_message_builder.OscMessageBuilder(address="/joint_states/names")
+        names.add_arg([str(name) for name in joint_names])
+        positions = osc_message_builder.OscMessageBuilder(address="/joint_states/positions")
+        positions.add_arg([float(pos) for pos in joint_positions])
+        velocity = osc_message_builder.OscMessageBuilder(address="/joint_states/velocity")
+        velocity.add_arg([float(vel) for vel in joint_velocity])
+        effort = osc_message_builder.OscMessageBuilder(address="/joint_states/effort")
+        effort.add_arg([float(eff) for eff in joint_effort])
+
+        bundle.add_content(names.build())
+        bundle.add_content(positions.build())
+        bundle.add_content(velocity.build())
+        bundle.add_content(effort.build())
+
+        info = osc_message_builder.OscMessageBuilder(address="/joint_states")
+        info.add_arg("joint names:")
+        info.add_arg([str(name) for name in joint_names])
+        info.add_arg("joint positions:")
+        info.add_arg([float(pos) for pos in joint_positions])
+        info.add_arg("joint velocity:")
+        info.add_arg([float(vel) for vel in joint_velocity])
+        info.add_arg("joint effort:")
+        info.add_arg([float(eff) for eff in joint_effort])
+
+        bundle.add_content(info.build())
+
+        self.osc_client.send(bundle.build())
+
+def main():
+    try: 
+        rclpy.init()
+        node = JointStateOSC()
+        rclpy.spin(node)
+    except KeyboardInterrupt: print("")
+        #node.destroy_node()
+        #rclpy.shutdown()
+
+if __name__ == '__main__':
+    main()

ros_osc/joint_info/pythonosc/bundles/read_bundle.py

@@ -0,0 +1,28 @@
+import argparse
+from pythonosc import dispatcher, osc_server
+from pythonosc.osc_bundle import OscBundle
+from pythonosc.osc_message import OscMessage
+
+def bundle_handler(address, *args):
+    for arg in args:
+        if isinstance(arg, OscBundle):
+            print(f"Received OSC bundle with timestamp: {arg.timestamp}")
+            for element in arg.bundle_elements:
+                if isinstance(element, OscMessage):
+                    print(f"Message: {element.address}, Args: {element.params}")
+
+def main():
+    parser = argparse.ArgumentParser(description="OSC Bundle Receiver")
+    parser.add_argument("--ip", default="127.0.0.1", help="The IP address to listen on")
+    parser.add_argument("--port", type=int, default=5005, help="The port to listen on")
+    args = parser.parse_args()
+
+    disp = dispatcher.Dispatcher()
+    disp.set_default_handler(bundle_handler)
+
+    server = osc_server.ThreadingOSCUDPServer((args.ip, args.port), disp)
+    print(f"Listening for OSC bundles on {args.ip}:{args.port}...")
+    server.serve_forever()
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/pythonosc/bundles/send_bundle_test.py

@@ -0,0 +1,36 @@
+from pythonosc import osc_bundle_builder
+from pythonosc import osc_message_builder
+import argparse
+import time
+from pythonosc import udp_client
+
+
+if __name__ == "__main__":
+  parser = argparse.ArgumentParser()
+  parser.add_argument("--ip", default="127.0.0.1",
+      help="The ip of the OSC server")
+  parser.add_argument("--port", type=int, default=5005,
+      help="The port the OSC server is listening on")
+  args = parser.parse_args()
+
+  client = udp_client.SimpleUDPClient(args.ip, args.port)
+
+bundle = osc_bundle_builder.OscBundleBuilder(timestamp=time.time() + 10)
+msg = osc_message_builder.OscMessageBuilder(address="/SYNC")
+msg.add_arg(4.0)
+# Add 4 messages in the bundle, each with more arguments.
+bundle.add_content(msg.build())
+msg.add_arg(2)
+bundle.add_content(msg.build())
+msg.add_arg("value")
+bundle.add_content(msg.build())
+
+sub_bundle = bundle.build()
+# Now add the same bundle inside itself.
+bundle.add_content(sub_bundle)
+# The bundle has 5 elements in total now.
+
+bundle = bundle.build()
+while True:# You can now send it via a client with the `.send()` method:
+    client.send(bundle)
+    time.sleep(1)

ros_osc/joint_info/pythonosc/joint_state_overview_osc4py3.py

@@ -0,0 +1,43 @@
+from osc4py3.as_eventloop import *
+from osc4py3.oscmethod import *
+import time
+
+last_received = time.time()
+
+def joint_handler(address, info):
+    global last_received
+    now = time.time()
+    
+    if now - last_received > 0.1 and address == "/joint_states":  # Limit updates to every 100ms
+        last_received = now
+        if info:
+            print(info)
+
+def main():
+    ip = "127.0.0.1" # "0.0.0.0" Listen on all network interfaces
+    port = 8000     # Must match the sender's port in `joint_state_osc.py`
+
+    # Start the system
+    osc_startup()
+
+    # Make server channels to receive packets
+    osc_udp_server(ip, port, "joint_state_server")
+
+    # Associate Python functions with message address patterns
+    osc_method("/joint_states", joint_handler, argscheme=OSCARG_ADDRESS + OSCARG_DATAUNPACK)
+
+    try:
+        # Run the event loop
+        while True:
+            osc_process()  # Process OSC messages
+            time.sleep(0.01)  # Sleep to avoid high CPU usage
+
+    except KeyboardInterrupt:
+        print("")
+
+    finally:
+        # Properly close the system
+        osc_terminate()
+
+if __name__ == "__main__":
+    main()

ros_osc/joint_info/test.py

@@ -1,9 +0,0 @@
-import os
-import roboticstoolbox as rtb
-
-# Get the URDF from ROS 2
-os.system("ros2 param get /robot_state_publisher robot_description > urdf.xml")
-
-# Load the URDF using roboticstoolbox
-robot = rtb.ERobot.URDF("urdf.xml")
-print("Robot loaded:", robot)