示例#1
0
    left_side_rotation = rpy_to_wxyz(0, 0, -90)
    right_top_rotation = rpy_to_wxyz(90, 0, 180)
    right_side_rotation = rpy_to_wxyz(0, 0, 90)
    right_front_rotation = rpy_to_wxyz(90, 0, 90)
    ######################################################################

    timeServer = 'time.windows.com'
    c = ntplib.NTPClient()
    response = c.request(timeServer, version=3)
    time_diff = response.offset
    ######################################################################
    # main_work()

    y.reset_home()
    y.calibrate_grippers()
    y.open_grippers()

    if os.path.isfile(write_log.file_name):
        pass
    else:
        f = open(write_log.file_name, 'w')
        f.close()

    if os.path.isfile('random_test0.txt'):
        pass
    else:
        f = open('random_test0.txt', 'w')
        rand_list = [(1, 1, 1, 2), (1, 2, 3, 1), (2, 1, 1, 1), (2, 2, 3, 2),
                     (3, 1, 3, 1), (3, 3, 2, 2), (4, 1, 1, 1), (4, 3, 2, 2)]
        used_list = []
示例#2
0
def playback(args):
    cfg = YamlConfig(args.config_path)
    demo_name = args.demo_name
    supervisor = args.supervisor
    trial_num = args.trial_num

    if cfg['mode'] not in ('poses', 'states'):
        y.stop()
        raise ValueError(
            "Unknown playback mode! Only accepts 'poses' or 'joints'. Got {0}".
            format(cfg['mode']))

    # init robot
    logging.info("Init robot.")
    y = YuMiRobot()
    y.set_v(cfg['v'])
    y.set_z(cfg['z'])

    # load demo data
    demo_records = CSVModel.load(
        os.path.join(cfg['data_path'], 'demo_records.csv'))
    demo_record = demo_records.get_by_cols({
        'demo_name': demo_name,
        'trial_num': trial_num,
        'supervisor': supervisor
    })
    trial_path = demo_record['trial_path']
    demo_host_cfg = YamlConfig(os.path.join(trial_path, 'demo_config.yaml'))

    # parse demo trajectory
    # TODO: enforce fps
    fps = demo_host_cfg['fps']

    _, left_data = zip(
        *load(os.path.join(trial_path, '{0}_left.jb'.format(cfg['mode']))))
    _, right_data = zip(
        *load(os.path.join(trial_path, '{0}_right.jb'.format(cfg['mode']))))
    _, gripper_left_evs = zip(
        *load(os.path.join(trial_path, 'grippers_evs_left.jb')))
    _, gripper_right_evs = zip(
        *load(os.path.join(trial_path, 'grippers_evs_right.jb')))

    seqs = {
        'left': Sequence([t[1] for t in left_data]),
        'right': Sequence([t[1] for t in right_data]),
        'gripper_left': Sequence(gripper_left_evs),
        'gripper_right': Sequence(gripper_right_evs)
    }

    # subsampling
    subsample_factor = cfg['subsample']
    subsampled_seqs = {
        'left':
        seqs['left'].subsampler(subsample_factor),
        'right':
        seqs['right'].subsampler(subsample_factor),
        'gripper_left':
        seqs['gripper_left'].subsampler(subsample_factor,
                                        retain_features=True),
        'gripper_right':
        seqs['gripper_right'].subsampler(subsample_factor,
                                         retain_features=True)
    }

    # concating non-moving steps
    if cfg['concat']:
        concat_data = {
            'left': [subsampled_seqs['left'].data[0]],
            'right': [subsampled_seqs['right'].data[0]],
            'gripper_left': [subsampled_seqs['gripper_left'].data[0]],
            'gripper_right': [subsampled_seqs['gripper_right'].data[0]]
        }
        last_lp = concat_data['left'][0]
        last_rp = concat_data['right'][0]
        for t in range(
                1, min([len(seq.data) for seq in subsampled_seqs.values()])):
            lg_t = subsampled_seqs['gripper_left'].data[t]
            rg_t = subsampled_seqs['gripper_right'].data[t]
            lp_t = subsampled_seqs['left'].data[t]
            rp_t = subsampled_seqs['right'].data[t]

            if lg_t is not None or rg_t is not None or \
                lp_t != last_lp or rp_t != last_rp:
                concat_data['gripper_right'].append(rg_t)
                concat_data['gripper_left'].append(lg_t)
                concat_data['left'].append(lp_t)
                concat_data['right'].append(rp_t)

            last_lp = lp_t
            last_rp = rp_t
        concat_seqs = {
            'left': Sequence(concat_data['left']),
            'right': Sequence(concat_data['right']),
            'gripper_left': Sequence(concat_data['gripper_left']),
            'gripper_right': Sequence(concat_data['gripper_right']),
        }
    else:
        concat_seqs = subsampled_seqs

    N = min([len(seq.data) for seq in concat_seqs.values()])

    # processing time steps where zoning should be set to fine
    gripper_zoning = [None for _ in range(N)]
    for t in range(N - 1):
        if concat_seqs['gripper_left'].data[t] != None or \
            concat_seqs['gripper_right'].data[t] != None:
            if t == 0:
                y.set_z('fine')
            else:
                gripper_zoning[t - 1] = 'fine'
            gripper_zoning[t + 1] = cfg['z']

    # perform setup motions
    logging.info("Loading demo and performing setups.")
    y.reset_home()
    y.open_grippers()
    demo_path = os.path.join(trial_path, '{0}.py'.format(demo_name))
    demo_obj = DemoWrapper.load(demo_path, y)
    demo_obj.setup()

    # record torque and other debug data if needed
    if cfg['record_torque']['use']:
        ysub = YuMiSubscriber()
        ysub.start()
        data_torque_left = DataStreamRecorder('torques_left',
                                              ysub.left.get_torque,
                                              cache_path=cfg['cache_path'],
                                              save_every=cfg['save_every'])
        data_torque_right = DataStreamRecorder('torques_right',
                                               ysub.right.get_torque,
                                               cache_path=cfg['cache_path'],
                                               save_every=cfg['save_every'])
        syncer = DataStreamSyncer([data_torque_left, data_torque_right], fps)
        syncer.start()
        sleep(0.5)
        syncer.pause()
        syncer.flush()
        syncer.resume(reset_time=True)

    # perform trajectory
    logging.info("Playing trajectory")
    for t in range(N):
        left_item = concat_seqs['left'].data[t]
        right_item = concat_seqs['right'].data[t]
        gripper_left_item = concat_seqs['gripper_left'].data[t]
        gripper_right_item = concat_seqs['gripper_right'].data[t]

        if cfg['mode'] == 'poses':
            y.left.goto_pose(left_item, relative=True, wait_for_res=False)
            y.right.goto_pose(right_item, relative=True, wait_for_res=True)
        else:
            y.left.goto_state(left_item, wait_for_res=False)
            y.right.goto_state(right_item, wait_for_res=True)

        if gripper_left_item != None and gripper_right_item != None:
            getattr(y.left, gripper_left_item)(wait_for_res=False)
            getattr(y.right, gripper_right_item)(wait_for_res=True)
        elif gripper_left_item != None:
            getattr(y.left, gripper_left_item)()
        elif gripper_right_item != None:
            getattr(y.right, gripper_right_item)()

        z = gripper_zoning[t]
        if z is not None:
            logging.info("Setting zone to {0}".format(z))
            y.set_z(z)

    if cfg['record_torque']['use']:
        syncer.pause()

        torque_model = CSVModel.get_or_create(
            os.path.join(cfg['data_path'], 'playback_torques_record.csv'),
            [('supervisor', 'str'), ('demo_name', 'str'), ('trial_num', 'int'),
             ('playback_num', 'int'), ('playback_path', 'str')])

        last_torque_record = torque_model.get_by_cols(
            {
                'demo_name': demo_name,
                'trial_num': trial_num,
                'supervisor': supervisor
            },
            direction=-1)
        if last_torque_record == None:
            playback_num = 1
        else:
            playback_num = last_torque_record['playback_num'] + 1

        playback_path = os.path.join(trial_path, 'playback_torques',
                                     str(playback_num))
        if not os.path.exists(playback_path):
            os.makedirs(playback_path)

        data_torque_left.save_data(playback_path)
        data_torque_right.save_data(playback_path)

        torque_model.insert({
            'supervisor': supervisor,
            'demo_name': demo_name,
            'trial_num': trial_num,
            'playback_num': playback_num,
            'playback_path': playback_path
        })

        basename = os.path.basename(args.config_path)
        target_file_path = os.path.join(playback_path, basename)
        shutil.copyfile(args.config_path, target_file_path)

        ysub.stop()
        syncer.stop()

    # perform takedown motions
    logging.info("Taking down..")
    y.set_v(cfg['v'])
    y.set_z(cfg['z'])
    demo_obj.takedown()

    y.reset_home()
    y.open_grippers()

    y.stop()
def playback(args):
    cfg = YamlConfig(args.config_path)
    demo_name = args.demo_name
    supervisor = args.supervisor
    trial_num = args.trial_num

    if cfg['mode'] not in ('poses', 'states'):
        y.stop()
        raise ValueError("Unknown playback mode! Only accepts 'poses' or 'joints'. Got {0}".format(cfg['mode']))

    # init robot
    logging.info("Init robot.")
    y = YuMiRobot()
    y.set_v(cfg['v'])
    y.set_z(cfg['z'])

    # load demo data
    demo_records = CSVModel.load(os.path.join(cfg['data_path'], 'demo_records.csv'))
    demo_record = demo_records.get_by_cols({
        'demo_name': demo_name,
        'trial_num': trial_num,
        'supervisor': supervisor
    })
    trial_path = demo_record['trial_path']
    demo_host_cfg = YamlConfig(os.path.join(trial_path, 'demo_config.yaml'))

    # parse demo trajectory
    # TODO: enforce fps
    fps = demo_host_cfg['fps']

    _, left_data = zip(*load(os.path.join(trial_path, '{0}_left.jb'.format(cfg['mode']))))
    _, right_data = zip(*load(os.path.join(trial_path, '{0}_right.jb'.format(cfg['mode']))))
    _, gripper_left_evs = zip(*load(os.path.join(trial_path, 'grippers_evs_left.jb')))
    _, gripper_right_evs = zip(*load(os.path.join(trial_path, 'grippers_evs_right.jb')))

    seqs = {
        'left': Sequence([t[1] for t in left_data]),
        'right': Sequence([t[1] for t in right_data]),
        'gripper_left': Sequence(gripper_left_evs),
        'gripper_right': Sequence(gripper_right_evs)
    }

    # subsampling
    subsample_factor = cfg['subsample']
    subsampled_seqs = {
        'left': seqs['left'].subsampler(subsample_factor),
        'right': seqs['right'].subsampler(subsample_factor),
        'gripper_left': seqs['gripper_left'].subsampler(subsample_factor, retain_features=True),
        'gripper_right': seqs['gripper_right'].subsampler(subsample_factor, retain_features=True)
    }

    # concating non-moving steps
    if cfg['concat']:
        concat_data = {
            'left': [subsampled_seqs['left'].data[0]],
            'right': [subsampled_seqs['right'].data[0]],
            'gripper_left': [subsampled_seqs['gripper_left'].data[0]],
            'gripper_right': [subsampled_seqs['gripper_right'].data[0]]
        }
        last_lp = concat_data['left'][0]
        last_rp = concat_data['right'][0]
        for t in range(1, min([len(seq.data) for seq in subsampled_seqs.values()])):
            lg_t = subsampled_seqs['gripper_left'].data[t]
            rg_t = subsampled_seqs['gripper_right'].data[t]
            lp_t = subsampled_seqs['left'].data[t]
            rp_t = subsampled_seqs['right'].data[t]

            if lg_t is not None or rg_t is not None or \
                lp_t != last_lp or rp_t != last_rp:
                concat_data['gripper_right'].append(rg_t)
                concat_data['gripper_left'].append(lg_t)
                concat_data['left'].append(lp_t)
                concat_data['right'].append(rp_t)

            last_lp = lp_t
            last_rp = rp_t
        concat_seqs = {
            'left': Sequence(concat_data['left']),
            'right': Sequence(concat_data['right']),
            'gripper_left': Sequence(concat_data['gripper_left']),
            'gripper_right': Sequence(concat_data['gripper_right']),
        }
    else:
        concat_seqs = subsampled_seqs

    N = min([len(seq.data) for seq in concat_seqs.values()])

    # processing time steps where zoning should be set to fine
    gripper_zoning = [None for _ in range(N)]
    for t in range(N-1):
        if concat_seqs['gripper_left'].data[t] != None or \
            concat_seqs['gripper_right'].data[t] != None:
            if t == 0:
                y.set_z('fine')
            else:
                gripper_zoning[t-1] = 'fine'
            gripper_zoning[t+1] = cfg['z']

    # perform setup motions
    logging.info("Loading demo and performing setups.")
    y.reset_home()
    y.open_grippers()
    demo_path = os.path.join(trial_path, '{0}.py'.format(demo_name))
    demo_obj = DemoWrapper.load(demo_path, y)
    demo_obj.setup()

    # record torque and other debug data if needed
    if cfg['record_torque']['use']:
        ysub = YuMiSubscriber()
        ysub.start()
        data_torque_left = DataStreamRecorder('torques_left', ysub.left.get_torque, cache_path=cfg['cache_path'], save_every=cfg['save_every'])
        data_torque_right = DataStreamRecorder('torques_right', ysub.right.get_torque, cache_path=cfg['cache_path'], save_every=cfg['save_every'])
        syncer = DataStreamSyncer([data_torque_left, data_torque_right], fps)
        syncer.start()
        sleep(0.5)
        syncer.pause()
        syncer.flush()
        syncer.resume(reset_time=True)
        
    # perform trajectory
    logging.info("Playing trajectory")
    for t in range(N):
        left_item = concat_seqs['left'].data[t]
        right_item = concat_seqs['right'].data[t]
        gripper_left_item = concat_seqs['gripper_left'].data[t]
        gripper_right_item = concat_seqs['gripper_right'].data[t]

        if cfg['mode'] == 'poses':
            y.left.goto_pose(left_item, relative=True, wait_for_res=False)
            y.right.goto_pose(right_item, relative=True, wait_for_res=True)
        else:
            y.left.goto_state(left_item, wait_for_res=False)
            y.right.goto_state(right_item, wait_for_res=True)

        if gripper_left_item != None and gripper_right_item != None:
            getattr(y.left, gripper_left_item)(wait_for_res=False)
            getattr(y.right, gripper_right_item)(wait_for_res=True)
        elif gripper_left_item != None:
            getattr(y.left, gripper_left_item)()
        elif gripper_right_item != None:
            getattr(y.right, gripper_right_item)()

        z = gripper_zoning[t]
        if z is not None:
            logging.info("Setting zone to {0}".format(z))
            y.set_z(z)

    if cfg['record_torque']['use']:
        syncer.pause()

        torque_model = CSVModel.get_or_create(
            os.path.join(cfg['data_path'], 'playback_torques_record.csv'),
            [
                ('supervisor', 'str'),
                ('demo_name', 'str'),
                ('trial_num', 'int'),
                ('playback_num', 'int'),
                ('playback_path', 'str')
            ]
        )

        last_torque_record = torque_model.get_by_cols({
                                                    'demo_name': demo_name,
                                                    'trial_num': trial_num,
                                                    'supervisor': supervisor
                                                }, direction=-1)
        if last_torque_record == None:
            playback_num = 1
        else:
            playback_num = last_torque_record['playback_num'] + 1

        playback_path = os.path.join(trial_path, 'playback_torques', str(playback_num))
        if not os.path.exists(playback_path):
            os.makedirs(playback_path)

        data_torque_left.save_data(playback_path)
        data_torque_right.save_data(playback_path)

        torque_model.insert({
            'supervisor': supervisor,
            'demo_name': demo_name,
            'trial_num': trial_num,
            'playback_num': playback_num,
            'playback_path': playback_path
        })

        basename = os.path.basename(args.config_path)
        target_file_path = os.path.join(playback_path, basename)
        shutil.copyfile(args.config_path, target_file_path)

        ysub.stop()
        syncer.stop()

    # perform takedown motions
    logging.info("Taking down..")
    y.set_v(cfg['v'])
    y.set_z(cfg['z'])
    demo_obj.takedown()

    y.reset_home()
    y.open_grippers()

    y.stop()