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_JointTolerance.py

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"""autogenerated by genmsg_py from JointTolerance.msg. Do not edit."""
import roslib.message
import struct


class JointTolerance(roslib.message.Message):
  _md5sum = "f544fe9c16cf04547e135dd6063ff5be"
  _type = "control_msgs/JointTolerance"
  _has_header = False #flag to mark the presence of a Header object
  _full_text = """# The tolerances specify the amount the position, velocity, and
# accelerations can vary from the setpoints.  For example, in the case
# of trajectory control, when the actual position varies beyond
# (desired position + position tolerance), the trajectory goal may
# abort.
# 
# There are two special values for tolerances:
#  * 0 - The tolerance is unspecified and will remain at whatever the default is
#  * -1 - The tolerance is "erased".  If there was a default, the joint will be
#         allowed to move without restriction.

string name
float64 position  # in radians or meters (for a revolute or prismatic joint, respectively)
float64 velocity  # in rad/sec or m/sec
float64 acceleration  # in rad/sec^2 or m/sec^2

"""
  __slots__ = ['name','position','velocity','acceleration']
  _slot_types = ['string','float64','float64','float64']

  def __init__(self, *args, **kwds):
    """
    Constructor. Any message fields that are implicitly/explicitly
    set to None will be assigned a default value. The recommend
    use is keyword arguments as this is more robust to future message
    changes.  You cannot mix in-order arguments and keyword arguments.
    
    The available fields are:
       name,position,velocity,acceleration
    
    @param args: complete set of field values, in .msg order
    @param kwds: use keyword arguments corresponding to message field names
    to set specific fields. 
    """
    if args or kwds:
      super(JointTolerance, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.name is None:
        self.name = ''
      if self.position is None:
        self.position = 0.
      if self.velocity is None:
        self.velocity = 0.
      if self.acceleration is None:
        self.acceleration = 0.
    else:
      self.name = ''
      self.position = 0.
      self.velocity = 0.
      self.acceleration = 0.

  def _get_types(self):
    """
    internal API method
    """
    return self._slot_types

  def serialize(self, buff):
    """
    serialize message into buffer
    @param buff: buffer
    @type  buff: StringIO
    """
    try:
      _x = self.name
      length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      _x = self
      buff.write(_struct_3d.pack(_x.position, _x.velocity, _x.acceleration))
    except struct.error as se: self._check_types(se)
    except TypeError as te: self._check_types(te)

  def deserialize(self, str):
    """
    unpack serialized message in str into this message instance
    @param str: byte array of serialized message
    @type  str: str
    """
    try:
      end = 0
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      self.name = str[start:end]
      _x = self
      start = end
      end += 24
      (_x.position, _x.velocity, _x.acceleration,) = _struct_3d.unpack(str[start:end])
      return self
    except struct.error as e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill


  def serialize_numpy(self, buff, numpy):
    """
    serialize message with numpy array types into buffer
    @param buff: buffer
    @type  buff: StringIO
    @param numpy: numpy python module
    @type  numpy module
    """
    try:
      _x = self.name
      length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      _x = self
      buff.write(_struct_3d.pack(_x.position, _x.velocity, _x.acceleration))
    except struct.error as se: self._check_types(se)
    except TypeError as te: self._check_types(te)

  def deserialize_numpy(self, str, numpy):
    """
    unpack serialized message in str into this message instance using numpy for array types
    @param str: byte array of serialized message
    @type  str: str
    @param numpy: numpy python module
    @type  numpy: module
    """
    try:
      end = 0
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      self.name = str[start:end]
      _x = self
      start = end
      end += 24
      (_x.position, _x.velocity, _x.acceleration,) = _struct_3d.unpack(str[start:end])
      return self
    except struct.error as e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill

_struct_I = roslib.message.struct_I
_struct_3d = struct.Struct("<3d")

---

control_msgs
Author(s): Stuart Glaser
autogenerated on Fri Mar 1 15:08:38 2013