@ -36,18 +36,18 @@ class OpenDrawerNode(hm.HelloNode):
self.letter_height_m = 0.2
self.wrist_position = None
self.lift_position = None
def joint_states_callback(self, joint_states):
with self.joint_states_lock:
with self.joint_states_lock:
self.joint_states = joint_states
wrist_position, wrist_velocity, wrist_effort = hm.get_wrist_state(joint_states)
self.wrist_position = wrist_position
self.wrist_position = wrist_position
lift_position, lift_velocity, lift_effort = hm.get_lift_state(joint_states)
self.lift_position = lift_position
def align_to_surface(self):
rospy.loginfo('align_to_surface')
trigger_request = TriggerRequest()
trigger_request = TriggerRequest()
trigger_result = self.trigger_align_with_nearest_cliff_service(trigger_request)
rospy.loginfo('trigger_result = {0}'.format(trigger_result))
@ -60,7 +60,7 @@ class OpenDrawerNode(hm.HelloNode):
extension_contact_effort = 18.5 #effort_pct #42.0 #40.0 from funmap
pose = {'wrist_extension': (extension_m, extension_contact_effort)}
self.move_to_pose(pose, custom_contact_thresholds=True)
def lower_hook_until_contact(self):
rospy.loginfo('lower_hook_until_contact')
max_drop_m = 0.15
@ -94,7 +94,7 @@ class OpenDrawerNode(hm.HelloNode):
pose = {'joint_lift': lift_m}
self.move_to_pose(pose)
rospy.sleep(0.5) # wait for new lift position
def backoff_from_surface(self):
rospy.loginfo('backoff_from_surface')
if self.wrist_position is not None:
@ -131,7 +131,7 @@ class OpenDrawerNode(hm.HelloNode):
else:
rospy.logerr('pull_open: self.wrist_position is None!')
return False
def move_to_initial_configuration(self):
initial_pose = {'wrist_extension': 0.01,
'joint_wrist_yaw': 1.570796327,
@ -141,7 +141,7 @@ class OpenDrawerNode(hm.HelloNode):
def trigger_open_drawer_down_callback(self, request):
return self.open_drawer('down')
def trigger_open_drawer_up_callback(self, request):
return self.open_drawer('up')
@ -158,11 +158,11 @@ class OpenDrawerNode(hm.HelloNode):
message='Failed to backoff from the surface.'
)
if direction == 'down':
if direction == 'down':
self.lower_hook_until_contact()
elif direction == 'up':
self.raise_hook_until_contact()
success = self.pull_open()
if not success:
return TriggerResponse(
@ -171,21 +171,21 @@ class OpenDrawerNode(hm.HelloNode):
)
push_drawer_closed = False
if push_drawer_closed:
if push_drawer_closed:
rospy.sleep(3.0)
self.push_closed()
return TriggerResponse(
success=True,
message='Completed opening the drawer!'
)
def main(self):
hm.HelloNode.main(self, 'open_drawer', 'open_drawer', wait_for_first_pointcloud=False)
self.joint_states_subscriber = rospy.Subscriber('/stretch/joint_states', JointState, self.joint_states_callback)
self.trigger_open_drawer_service = rospy.Service('/open_drawer/trigger_open_drawer_down',
Trigger,
self.trigger_open_drawer_down_callback)
@ -193,8 +193,8 @@ class OpenDrawerNode(hm.HelloNode):
self.trigger_open_drawer_service = rospy.Service('/open_drawer/trigger_open_drawer_up',
Trigger,
self.trigger_open_drawer_up_callback)
rospy.wait_for_service('/funmap/trigger_align_with_nearest_cliff')
rospy.loginfo('Node ' + self.node_name + ' connected to /funmap/trigger_align_with_nearest_cliff.')
self.trigger_align_with_nearest_cliff_service = rospy.ServiceProxy('/funmap/trigger_align_with_nearest_cliff', Trigger)
@ -206,12 +206,12 @@ class OpenDrawerNode(hm.HelloNode):
rospy.wait_for_service('/funmap/trigger_lower_until_contact')
rospy.loginfo('Node ' + self.node_name + ' connected to /funmap/trigger_lower_until_contact.')
self.trigger_lower_until_contact_service = rospy.ServiceProxy('/funmap/trigger_lower_until_contact', Trigger)
rate = rospy.Rate(self.rate)
while not rospy.is_shutdown():
rate.sleep()
if __name__ == '__main__':
try:
parser = ap.ArgumentParser(description='Open Drawer behavior for stretch.')