_BaseOdometryState.py

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

import geometry_msgs.msg

class BaseOdometryState(roslib.message.Message):
  _md5sum = "8a483e137ebc37abafa4c26549091dd6"
  _type = "pr2_mechanism_controllers/BaseOdometryState"
  _has_header = False #flag to mark the presence of a Header object
  _full_text = """geometry_msgs/Twist velocity
string[] wheel_link_names
float64[] drive_constraint_errors
float64[] longitudinal_slip_constraint_errors
================================================================================
MSG: geometry_msgs/Twist
# This expresses velocity in free space broken into it's linear and angular parts. 
Vector3  linear
Vector3  angular

================================================================================
MSG: geometry_msgs/Vector3
# This represents a vector in free space. 

float64 x
float64 y
float64 z
"""
  __slots__ = ['velocity','wheel_link_names','drive_constraint_errors','longitudinal_slip_constraint_errors']
  _slot_types = ['geometry_msgs/Twist','string[]','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:
       velocity,wheel_link_names,drive_constraint_errors,longitudinal_slip_constraint_errors
    
    @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(BaseOdometryState, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.velocity is None:
        self.velocity = geometry_msgs.msg.Twist()
      if self.wheel_link_names is None:
        self.wheel_link_names = []
      if self.drive_constraint_errors is None:
        self.drive_constraint_errors = []
      if self.longitudinal_slip_constraint_errors is None:
        self.longitudinal_slip_constraint_errors = []
    else:
      self.velocity = geometry_msgs.msg.Twist()
      self.wheel_link_names = []
      self.drive_constraint_errors = []
      self.longitudinal_slip_constraint_errors = []

  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
      buff.write(_struct_6d.pack(_x.velocity.linear.x, _x.velocity.linear.y, _x.velocity.linear.z, _x.velocity.angular.x, _x.velocity.angular.y, _x.velocity.angular.z))
      length = len(self.wheel_link_names)
      buff.write(_struct_I.pack(length))
      for val1 in self.wheel_link_names:
        length = len(val1)
        buff.write(struct.pack('<I%ss'%length, length, val1))
      length = len(self.drive_constraint_errors)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(struct.pack(pattern, *self.drive_constraint_errors))
      length = len(self.longitudinal_slip_constraint_errors)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(struct.pack(pattern, *self.longitudinal_slip_constraint_errors))
    except struct.error, se: self._check_types(se)
    except TypeError, 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:
      if self.velocity is None:
        self.velocity = geometry_msgs.msg.Twist()
      end = 0
      _x = self
      start = end
      end += 48
      (_x.velocity.linear.x, _x.velocity.linear.y, _x.velocity.linear.z, _x.velocity.angular.x, _x.velocity.angular.y, _x.velocity.angular.z,) = _struct_6d.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      self.wheel_link_names = []
      for i in xrange(0, length):
        start = end
        end += 4
        (length,) = _struct_I.unpack(str[start:end])
        start = end
        end += length
        val1 = str[start:end]
        self.wheel_link_names.append(val1)
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.drive_constraint_errors = struct.unpack(pattern, str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.longitudinal_slip_constraint_errors = struct.unpack(pattern, str[start:end])
      return self
    except struct.error, 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
      buff.write(_struct_6d.pack(_x.velocity.linear.x, _x.velocity.linear.y, _x.velocity.linear.z, _x.velocity.angular.x, _x.velocity.angular.y, _x.velocity.angular.z))
      length = len(self.wheel_link_names)
      buff.write(_struct_I.pack(length))
      for val1 in self.wheel_link_names:
        length = len(val1)
        buff.write(struct.pack('<I%ss'%length, length, val1))
      length = len(self.drive_constraint_errors)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(self.drive_constraint_errors.tostring())
      length = len(self.longitudinal_slip_constraint_errors)
      buff.write(_struct_I.pack(length))
      pattern = '<%sd'%length
      buff.write(self.longitudinal_slip_constraint_errors.tostring())
    except struct.error, se: self._check_types(se)
    except TypeError, 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:
      if self.velocity is None:
        self.velocity = geometry_msgs.msg.Twist()
      end = 0
      _x = self
      start = end
      end += 48
      (_x.velocity.linear.x, _x.velocity.linear.y, _x.velocity.linear.z, _x.velocity.angular.x, _x.velocity.angular.y, _x.velocity.angular.z,) = _struct_6d.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      self.wheel_link_names = []
      for i in xrange(0, length):
        start = end
        end += 4
        (length,) = _struct_I.unpack(str[start:end])
        start = end
        end += length
        val1 = str[start:end]
        self.wheel_link_names.append(val1)
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.drive_constraint_errors = numpy.frombuffer(str[start:end], dtype=numpy.float64, count=length)
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      pattern = '<%sd'%length
      start = end
      end += struct.calcsize(pattern)
      self.longitudinal_slip_constraint_errors = numpy.frombuffer(str[start:end], dtype=numpy.float64, count=length)
      return self
    except struct.error, e:
      raise roslib.message.DeserializationError(e) #most likely buffer underfill

_struct_I = roslib.message.struct_I
_struct_6d = struct.Struct("<6d")

---

pr2_mechanism_controllers
Author(s): Sachin Chita, John Hsu, Melonee Wise
autogenerated on Fri Jan 11 09:39:02 2013