_Observation.py
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00001 """autogenerated by genpy from art_msgs/Observation.msg. Do not edit."""
00002 import sys
00003 python3 = True if sys.hexversion > 0x03000000 else False
00004 import genpy
00005 import struct
00006 
00007 
00008 class Observation(genpy.Message):
00009   _md5sum = "6c2160774352970d1e5208366926f25e"
00010   _type = "art_msgs/Observation"
00011   _has_header = False #flag to mark the presence of a Header object
00012   _full_text = """# result returned from a single observer
00013 # $Id: Observation.msg 1614 2011-08-06 21:02:59Z jack.oquin $
00014 
00015 # possible observer ID values
00016 int32 Nearest_forward    = 0            # current or closest lane
00017 int32 Nearest_backward   = 1                  
00018 int32 Adjacent_left      = 2            # adjacent left or right lane
00019 int32 Adjacent_right     = 3
00020 int32 All_left           = 4            # all left or right lanes
00021 int32 All_right          = 5
00022 int32 Merge_into_nearest = 6            # merge into nearest lane on diff seg
00023 int32 Merge_across_all   = 7            # merge across all lanes on diff seg
00024 int32 Intersection       = 8            # stop sign intersection precedence
00025 int32 N_Observers        = 9
00026 
00027 int32  oid                      # observer ID
00028 string name                     # observer name
00029 
00030 bool applicable                 # true if obseravation is applicable
00031 bool clear                      # true if clear to go
00032 
00033 # optional time and distance to nearest obstacle
00034 # (only reported by some observers)
00035 float32 time
00036 float32 distance
00037 float32 velocity
00038 int32 nobjects                  # number of objects
00039 
00040 """
00041   # Pseudo-constants
00042   Nearest_forward = 0
00043   Nearest_backward = 1
00044   Adjacent_left = 2
00045   Adjacent_right = 3
00046   All_left = 4
00047   All_right = 5
00048   Merge_into_nearest = 6
00049   Merge_across_all = 7
00050   Intersection = 8
00051   N_Observers = 9
00052 
00053   __slots__ = ['oid','name','applicable','clear','time','distance','velocity','nobjects']
00054   _slot_types = ['int32','string','bool','bool','float32','float32','float32','int32']
00055 
00056   def __init__(self, *args, **kwds):
00057     """
00058     Constructor. Any message fields that are implicitly/explicitly
00059     set to None will be assigned a default value. The recommend
00060     use is keyword arguments as this is more robust to future message
00061     changes.  You cannot mix in-order arguments and keyword arguments.
00062 
00063     The available fields are:
00064        oid,name,applicable,clear,time,distance,velocity,nobjects
00065 
00066     :param args: complete set of field values, in .msg order
00067     :param kwds: use keyword arguments corresponding to message field names
00068     to set specific fields.
00069     """
00070     if args or kwds:
00071       super(Observation, self).__init__(*args, **kwds)
00072       #message fields cannot be None, assign default values for those that are
00073       if self.oid is None:
00074         self.oid = 0
00075       if self.name is None:
00076         self.name = ''
00077       if self.applicable is None:
00078         self.applicable = False
00079       if self.clear is None:
00080         self.clear = False
00081       if self.time is None:
00082         self.time = 0.
00083       if self.distance is None:
00084         self.distance = 0.
00085       if self.velocity is None:
00086         self.velocity = 0.
00087       if self.nobjects is None:
00088         self.nobjects = 0
00089     else:
00090       self.oid = 0
00091       self.name = ''
00092       self.applicable = False
00093       self.clear = False
00094       self.time = 0.
00095       self.distance = 0.
00096       self.velocity = 0.
00097       self.nobjects = 0
00098 
00099   def _get_types(self):
00100     """
00101     internal API method
00102     """
00103     return self._slot_types
00104 
00105   def serialize(self, buff):
00106     """
00107     serialize message into buffer
00108     :param buff: buffer, ``StringIO``
00109     """
00110     try:
00111       buff.write(_struct_i.pack(self.oid))
00112       _x = self.name
00113       length = len(_x)
00114       if python3 or type(_x) == unicode:
00115         _x = _x.encode('utf-8')
00116         length = len(_x)
00117       buff.write(struct.pack('<I%ss'%length, length, _x))
00118       _x = self
00119       buff.write(_struct_2B3fi.pack(_x.applicable, _x.clear, _x.time, _x.distance, _x.velocity, _x.nobjects))
00120     except struct.error as se: self._check_types(se)
00121     except TypeError as te: self._check_types(te)
00122 
00123   def deserialize(self, str):
00124     """
00125     unpack serialized message in str into this message instance
00126     :param str: byte array of serialized message, ``str``
00127     """
00128     try:
00129       end = 0
00130       start = end
00131       end += 4
00132       (self.oid,) = _struct_i.unpack(str[start:end])
00133       start = end
00134       end += 4
00135       (length,) = _struct_I.unpack(str[start:end])
00136       start = end
00137       end += length
00138       if python3:
00139         self.name = str[start:end].decode('utf-8')
00140       else:
00141         self.name = str[start:end]
00142       _x = self
00143       start = end
00144       end += 18
00145       (_x.applicable, _x.clear, _x.time, _x.distance, _x.velocity, _x.nobjects,) = _struct_2B3fi.unpack(str[start:end])
00146       self.applicable = bool(self.applicable)
00147       self.clear = bool(self.clear)
00148       return self
00149     except struct.error as e:
00150       raise genpy.DeserializationError(e) #most likely buffer underfill
00151 
00152 
00153   def serialize_numpy(self, buff, numpy):
00154     """
00155     serialize message with numpy array types into buffer
00156     :param buff: buffer, ``StringIO``
00157     :param numpy: numpy python module
00158     """
00159     try:
00160       buff.write(_struct_i.pack(self.oid))
00161       _x = self.name
00162       length = len(_x)
00163       if python3 or type(_x) == unicode:
00164         _x = _x.encode('utf-8')
00165         length = len(_x)
00166       buff.write(struct.pack('<I%ss'%length, length, _x))
00167       _x = self
00168       buff.write(_struct_2B3fi.pack(_x.applicable, _x.clear, _x.time, _x.distance, _x.velocity, _x.nobjects))
00169     except struct.error as se: self._check_types(se)
00170     except TypeError as te: self._check_types(te)
00171 
00172   def deserialize_numpy(self, str, numpy):
00173     """
00174     unpack serialized message in str into this message instance using numpy for array types
00175     :param str: byte array of serialized message, ``str``
00176     :param numpy: numpy python module
00177     """
00178     try:
00179       end = 0
00180       start = end
00181       end += 4
00182       (self.oid,) = _struct_i.unpack(str[start:end])
00183       start = end
00184       end += 4
00185       (length,) = _struct_I.unpack(str[start:end])
00186       start = end
00187       end += length
00188       if python3:
00189         self.name = str[start:end].decode('utf-8')
00190       else:
00191         self.name = str[start:end]
00192       _x = self
00193       start = end
00194       end += 18
00195       (_x.applicable, _x.clear, _x.time, _x.distance, _x.velocity, _x.nobjects,) = _struct_2B3fi.unpack(str[start:end])
00196       self.applicable = bool(self.applicable)
00197       self.clear = bool(self.clear)
00198       return self
00199     except struct.error as e:
00200       raise genpy.DeserializationError(e) #most likely buffer underfill
00201 
00202 _struct_I = genpy.struct_I
00203 _struct_i = struct.Struct("<i")
00204 _struct_2B3fi = struct.Struct("<2B3fi")
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art_msgs
Author(s): Jack O'Quin
autogenerated on Tue Sep 24 2013 10:40:45