Beispiel #1
0
    plt.plot(sensor_readings[5, 10:], label="torque z [Nm]")
    plt.xlabel("number of iterations (adding up to 10 seconds)")
    plt.legend()
    plt.subplot(122)
    plt.title("Deviations from desired pose")
    plt.plot(pose_error[0, 10:], label="deviation x [m]")
    plt.plot(pose_error[1, 10:], label="deviation y [m]")
    plt.plot(pose_error[2, 10:], label="deviation z [m]")
    plt.plot(pose_error[3, 10:], label="quaternion x")
    plt.plot(pose_error[4, 10:], label="quaternion y")
    plt.plot(pose_error[5, 10:], label="quaternion z")
    plt.xlabel("number of iterations (adding up to 10 seconds)")
    plt.legend()
    plt.show()


if __name__ == "__main__":

    rospy.init_node("ts_control_sim_only")

    #rospy.on_shutdown(_on_shutdown)
    publish_rate = 500
    rate = rospy.Rate(publish_rate)

    robot = ArmInterface()
    print('Moving to starting position')
    #robot.move_to_joint_positions(new_start)
    robot.move_to_neutral()

    impedance_control(rate, K_Pt, K_Po, K_m, K_d)
Beispiel #2
0
names = [
    'panda_joint1', 'panda_joint2', 'panda_joint3', 'panda_joint4',
    'panda_joint5', 'panda_joint6', 'panda_joint7'
]

if __name__ == '__main__':

    rospy.init_node("test_node")
    r = ArmInterface()

    rate = rospy.Rate(400)

    elapsed_time_ = rospy.Duration(0.0)
    period = rospy.Duration(0.005)

    r.move_to_neutral()  # move to neutral pose before beginning

    initial_pose = deepcopy(r.joint_ordered_angles())

    raw_input("Hit Enter to Start")
    print "commanding"
    vals = deepcopy(initial_pose)
    count = 0

    while not rospy.is_shutdown():

        elapsed_time_ += period

        delta = 3.14 / 16.0 * (
            1 - np.cos(3.14 / 5.0 * elapsed_time_.to_sec())) * 0.2
Beispiel #3
0
    WARNING: The robot will move slightly (small arc swinging motion side-to-side) till code is killed.
"""

if __name__ == '__main__':
    rospy.init_node("test_robot")
    r = ArmInterface(
    )  # create arm interface instance (see https://justagist.github.io/franka_ros_interface/DOC.html#arminterface for all available methods for ArmInterface() object)
    cm = r.get_controller_manager(
    )  # get controller manager instance associated with the robot (not required in most cases)
    mvt = r.get_movegroup_interface(
    )  # get the moveit interface for planning and executing trajectories using moveit planners (see https://justagist.github.io/franka_ros_interface/DOC.html#franka_moveit.PandaMoveGroupInterface for documentation)

    elapsed_time_ = rospy.Duration(0.0)
    period = rospy.Duration(0.005)

    r.move_to_neutral()  # move robot to neutral pose

    initial_pose = r.joint_angles()  # get current joint angles of the robot

    jac = r.zero_jacobian()  # get end-effector jacobian

    count = 0
    rate = rospy.Rate(1000)

    rospy.loginfo("Commanding...\n")
    joint_names = r.joint_names()
    vals = r.joint_angles()
    while not rospy.is_shutdown():

        elapsed_time_ += period
# /***************************************************************************
# Copyright (c) 2019-2020, Saif Sidhik
 
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at

#     http://www.apache.org/licenses/LICENSE-2.0

# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# **************************************************************************/


"""
 @info: 
   commands robot to move to neutral pose

"""

import rospy
from franka_interface import ArmInterface

if __name__ == '__main__':
    rospy.init_node("move_to_neutral_node")
    r = ArmInterface()
    r.move_to_neutral()