00001 """autogenerated by genmsg_py from PointField.msg. Do not edit."""
00002 import roslib.message
00003 import struct
00004
00005
00006 class PointField(roslib.message.Message):
00007 _md5sum = "268eacb2962780ceac86cbd17e328150"
00008 _type = "sensor_msgs/PointField"
00009 _has_header = False
00010 _full_text = """# This message holds the description of one point entry in the
00011 # PointCloud2 message format.
00012 uint8 INT8 = 1
00013 uint8 UINT8 = 2
00014 uint8 INT16 = 3
00015 uint8 UINT16 = 4
00016 uint8 INT32 = 5
00017 uint8 UINT32 = 6
00018 uint8 FLOAT32 = 7
00019 uint8 FLOAT64 = 8
00020
00021 string name # Name of field
00022 uint32 offset # Offset from start of point struct
00023 uint8 datatype # Datatype enumeration, see above
00024 uint32 count # How many elements in the field
00025
00026 """
00027
00028 INT8 = 1
00029 UINT8 = 2
00030 INT16 = 3
00031 UINT16 = 4
00032 INT32 = 5
00033 UINT32 = 6
00034 FLOAT32 = 7
00035 FLOAT64 = 8
00036
00037 __slots__ = ['name','offset','datatype','count']
00038 _slot_types = ['string','uint32','uint8','uint32']
00039
00040 def __init__(self, *args, **kwds):
00041 """
00042 Constructor. Any message fields that are implicitly/explicitly
00043 set to None will be assigned a default value. The recommend
00044 use is keyword arguments as this is more robust to future message
00045 changes. You cannot mix in-order arguments and keyword arguments.
00046
00047 The available fields are:
00048 name,offset,datatype,count
00049
00050 @param args: complete set of field values, in .msg order
00051 @param kwds: use keyword arguments corresponding to message field names
00052 to set specific fields.
00053 """
00054 if args or kwds:
00055 super(PointField, self).__init__(*args, **kwds)
00056
00057 if self.name is None:
00058 self.name = ''
00059 if self.offset is None:
00060 self.offset = 0
00061 if self.datatype is None:
00062 self.datatype = 0
00063 if self.count is None:
00064 self.count = 0
00065 else:
00066 self.name = ''
00067 self.offset = 0
00068 self.datatype = 0
00069 self.count = 0
00070
00071 def _get_types(self):
00072 """
00073 internal API method
00074 """
00075 return self._slot_types
00076
00077 def serialize(self, buff):
00078 """
00079 serialize message into buffer
00080 @param buff: buffer
00081 @type buff: StringIO
00082 """
00083 try:
00084 _x = self.name
00085 length = len(_x)
00086 buff.write(struct.pack('<I%ss'%length, length, _x))
00087 _x = self
00088 buff.write(_struct_IBI.pack(_x.offset, _x.datatype, _x.count))
00089 except struct.error as se: self._check_types(se)
00090 except TypeError as te: self._check_types(te)
00091
00092 def deserialize(self, str):
00093 """
00094 unpack serialized message in str into this message instance
00095 @param str: byte array of serialized message
00096 @type str: str
00097 """
00098 try:
00099 end = 0
00100 start = end
00101 end += 4
00102 (length,) = _struct_I.unpack(str[start:end])
00103 start = end
00104 end += length
00105 self.name = str[start:end]
00106 _x = self
00107 start = end
00108 end += 9
00109 (_x.offset, _x.datatype, _x.count,) = _struct_IBI.unpack(str[start:end])
00110 return self
00111 except struct.error as e:
00112 raise roslib.message.DeserializationError(e)
00113
00114
00115 def serialize_numpy(self, buff, numpy):
00116 """
00117 serialize message with numpy array types into buffer
00118 @param buff: buffer
00119 @type buff: StringIO
00120 @param numpy: numpy python module
00121 @type numpy module
00122 """
00123 try:
00124 _x = self.name
00125 length = len(_x)
00126 buff.write(struct.pack('<I%ss'%length, length, _x))
00127 _x = self
00128 buff.write(_struct_IBI.pack(_x.offset, _x.datatype, _x.count))
00129 except struct.error as se: self._check_types(se)
00130 except TypeError as te: self._check_types(te)
00131
00132 def deserialize_numpy(self, str, numpy):
00133 """
00134 unpack serialized message in str into this message instance using numpy for array types
00135 @param str: byte array of serialized message
00136 @type str: str
00137 @param numpy: numpy python module
00138 @type numpy: module
00139 """
00140 try:
00141 end = 0
00142 start = end
00143 end += 4
00144 (length,) = _struct_I.unpack(str[start:end])
00145 start = end
00146 end += length
00147 self.name = str[start:end]
00148 _x = self
00149 start = end
00150 end += 9
00151 (_x.offset, _x.datatype, _x.count,) = _struct_IBI.unpack(str[start:end])
00152 return self
00153 except struct.error as e:
00154 raise roslib.message.DeserializationError(e)
00155
00156 _struct_I = roslib.message.struct_I
00157 _struct_IBI = struct.Struct("<IBI")