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_SteeringDiagnostics.py

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

import std_msgs.msg

class SteeringDiagnostics(roslib.message.Message):
  _md5sum = "5dbe64bbef789e785f8333e897956d94"
  _type = "art_msgs/SteeringDiagnostics"
  _has_header = True #flag to mark the presence of a Header object
  _full_text = """# ART steering controller diagnostics message

# This message contains data not needed for normal operation of the
# device, but useful for diagnosing problems with it.

# $Id: SteeringDiagnostics.msg 1011 2011-03-03 00:30:42Z jack.oquin $

Header  header

int32 encoder                   # current reported encoder value
int32 last_request              # last requested encoder value
int32 center_ticks              # initial center encoder value
uint16 status_word              # current internal status

================================================================================
MSG: std_msgs/Header
# Standard metadata for higher-level stamped data types.
# This is generally used to communicate timestamped data 
# in a particular coordinate frame.
# 
# sequence ID: consecutively increasing ID 
uint32 seq
#Two-integer timestamp that is expressed as:
# * stamp.secs: seconds (stamp_secs) since epoch
# * stamp.nsecs: nanoseconds since stamp_secs
# time-handling sugar is provided by the client library
time stamp
#Frame this data is associated with
# 0: no frame
# 1: global frame
string frame_id

"""
  __slots__ = ['header','encoder','last_request','center_ticks','status_word']
  _slot_types = ['Header','int32','int32','int32','uint16']

  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:
       header,encoder,last_request,center_ticks,status_word
    
    @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(SteeringDiagnostics, self).__init__(*args, **kwds)
      #message fields cannot be None, assign default values for those that are
      if self.header is None:
        self.header = std_msgs.msg._Header.Header()
      if self.encoder is None:
        self.encoder = 0
      if self.last_request is None:
        self.last_request = 0
      if self.center_ticks is None:
        self.center_ticks = 0
      if self.status_word is None:
        self.status_word = 0
    else:
      self.header = std_msgs.msg._Header.Header()
      self.encoder = 0
      self.last_request = 0
      self.center_ticks = 0
      self.status_word = 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
      buff.write(_struct_3I.pack(_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs))
      _x = self.header.frame_id
      length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      _x = self
      buff.write(_struct_3iH.pack(_x.encoder, _x.last_request, _x.center_ticks, _x.status_word))
    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:
      if self.header is None:
        self.header = std_msgs.msg._Header.Header()
      end = 0
      _x = self
      start = end
      end += 12
      (_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs,) = _struct_3I.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      self.header.frame_id = str[start:end]
      _x = self
      start = end
      end += 14
      (_x.encoder, _x.last_request, _x.center_ticks, _x.status_word,) = _struct_3iH.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
      buff.write(_struct_3I.pack(_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs))
      _x = self.header.frame_id
      length = len(_x)
      buff.write(struct.pack('<I%ss'%length, length, _x))
      _x = self
      buff.write(_struct_3iH.pack(_x.encoder, _x.last_request, _x.center_ticks, _x.status_word))
    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:
      if self.header is None:
        self.header = std_msgs.msg._Header.Header()
      end = 0
      _x = self
      start = end
      end += 12
      (_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs,) = _struct_3I.unpack(str[start:end])
      start = end
      end += 4
      (length,) = _struct_I.unpack(str[start:end])
      start = end
      end += length
      self.header.frame_id = str[start:end]
      _x = self
      start = end
      end += 14
      (_x.encoder, _x.last_request, _x.center_ticks, _x.status_word,) = _struct_3iH.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_3I = struct.Struct("<3I")
_struct_3iH = struct.Struct("<3iH")

---

art_msgs
Author(s): Jack O'Quin
autogenerated on Fri Mar 1 14:11:47 2013