$search

_JointVelocityArray.py

Go to the documentation of this file.

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


class JointVelocityArray(roslib.message.Message):
  _md5sum = "cff01edca22ca4ffb45fd471f505b4c9"
  _type = "chomp_motion_planner/JointVelocityArray"
  _has_header = False #flag to mark the presence of a Header object
  _full_text = """# A list of joint names
string[] joint_names

# Velocity for each of the above joints
float64[] velocities

"""
  __slots__ = ['joint_names','velocities']
  _slot_types = ['string[]','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:
       joint_names,velocities
    
    @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(JointVelocityArray, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.joint_names is None:
        self.joint_names = []
      if self.velocities is None:
        self.velocities = []
    else:
      self.joint_names = []
      self.velocities = []

  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:
      length = len(self.joint_names)
      buff.write(_struct_I.pack(length))
      for val1 in self.joint_names:
        length = len(val1)
        buff.write(struct.pack('<I%ss'%length, length, val1))
      length = len(self.velocities)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(struct.pack(pattern, *self.velocities))
    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])
      self.joint_names = []
      for i in range(0, length):
        start = end
        end += 4
        (length,) = _struct_I.unpack(str[start:end])
        start = end
        end += length
        val1 = str[start:end]
        self.joint_names.append(val1)
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.velocities = struct.unpack(pattern, 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:
      length = len(self.joint_names)
      buff.write(_struct_I.pack(length))
      for val1 in self.joint_names:
        length = len(val1)
        buff.write(struct.pack('<I%ss'%length, length, val1))
      length = len(self.velocities)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(self.velocities.tostring())
    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])
      self.joint_names = []
      for i in range(0, length):
        start = end
        end += 4
        (length,) = _struct_I.unpack(str[start:end])
        start = end
        end += length
        val1 = str[start:end]
        self.joint_names.append(val1)
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.velocities = numpy.frombuffer(str[start:end], dtype=numpy.float64, count=length)
      return self
    except struct.error as e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill

_struct_I = roslib.message.struct_I

---

chomp_motion_planner
Author(s): Mrinal Kalakrishnan / mail@mrinal.net
autogenerated on Fri Mar 1 14:51:38 2013