Beispiel #1
0
    def control(self, event):

        command = Command()
        command.mode = command.MODE_PASS_THROUGH
        command.ignore = command.IGNORE_NONE

        # edit starting right here!!!!

        # you can get GPS sensor information:
        # self.currentGPS.latitude # Deg
        # self.currentGPS.longitude # Deg
        # self.currentGPS.altitude # m
        # self.currentGPS.speed # m/s
        # self.currentGPS.ground_course # atan2(east/north)

        # code below computes ground course in rad clockwise from the north
        # ground_course = self.currentGPS.ground_course
        # if ground_course < 0:
        #     ground_course += 2*pi

        command.F = 0.75  # throttle command 0.0 to 1.0
        command.x = 0.0  # aileron servo command -1.0 to 1.0  positive rolls to right
        command.y = -0.03  # elevator servo command -1.0 to 1.0  positive pitches up
        command.z = 0.0  # rudder servo command -1.0 to 1.0  positive yaws to left

        self.command_publisher.publish(command)
Beispiel #2
0
    
    # add aileron control
    del_a = # ?
    
    # add elevator control here
    del_e = # ?

    # add rudder control here
    del_r

    # add thrust control here
    del_f

if __name__ == '__main__':
    # this section communitcates with gazebo through ROS you do not need to modify
    # this section
    sub = rospy.Subscriber('/dflat', Dflat, control)
    pub = rospy.Publisher('/junker/command', Command, queue_size = 10)
    rospy.init_node('att_contr', anonymous=True)
    rate = rospy.Rate(150)
    while not rospy.is_shutdown():
        cmd = Command()
        cmd.mode = Command.MODE_PASS_THROUGH
        cmd.ignore = Command.IGNORE_NONE
        cmd.x = del_a
        cmd.y = del_e
        cmd.z = del_r
        cmd.F = del_f
        pub.publish(cmd)
        rate.sleep()
Beispiel #3
0
    command_pub = rospy.Publisher('high_level_command', Command, queue_size=1)
    sleep_time = 0.05
    sleep_rate = 1.0 / sleep_time
    rate = rospy.Rate(sleep_rate)

    # retrieve benchmarks
    bench_times = rospy.get_param('~bench_times')
    bench_types = rospy.get_param('~bench_types')
    bench_com_x = rospy.get_param('~bench_com_x')
    bench_com_y = rospy.get_param('~bench_com_y')
    bench_com_z = rospy.get_param('~bench_com_z')
    bench_com_F = rospy.get_param('~bench_com_F')

    command_k = Command()
    command_k.mode = Command.MODE_ROLL_PITCH_YAWRATE_THROTTLE
    command_k.ignore = 8
    command_k.F = 0.0
    command_k.x = 0.0
    command_k.y = 0.0
    command_k.z = 0.0

    time_k = bench_times.pop(0)
    type_k = getCommandType(bench_types.pop(0))
    comx_k = bench_com_x.pop(0)
    comy_k = bench_com_y.pop(0)
    comz_k = bench_com_z.pop(0)
    comF_k = bench_com_F.pop(0)

    idx = 0
    while not rospy.is_shutdown():
        command_k.header.stamp = rospy.Time.now()