00001 """autogenerated by genmsg_py from GridCells.msg. Do not edit."""
00002 import roslib.message
00003 import struct
00004
00005 import geometry_msgs.msg
00006 import std_msgs.msg
00007
00008 class GridCells(roslib.message.Message):
00009 _md5sum = "b9e4f5df6d28e272ebde00a3994830f5"
00010 _type = "nav_msgs/GridCells"
00011 _has_header = True
00012 _full_text = """#an array of cells in a 2D grid
00013 Header header
00014 float32 cell_width
00015 float32 cell_height
00016 geometry_msgs/Point[] cells
00017
00018 ================================================================================
00019 MSG: std_msgs/Header
00020 # Standard metadata for higher-level stamped data types.
00021 # This is generally used to communicate timestamped data
00022 # in a particular coordinate frame.
00023 #
00024 # sequence ID: consecutively increasing ID
00025 uint32 seq
00026 #Two-integer timestamp that is expressed as:
00027 # * stamp.secs: seconds (stamp_secs) since epoch
00028 # * stamp.nsecs: nanoseconds since stamp_secs
00029 # time-handling sugar is provided by the client library
00030 time stamp
00031 #Frame this data is associated with
00032 # 0: no frame
00033 # 1: global frame
00034 string frame_id
00035
00036 ================================================================================
00037 MSG: geometry_msgs/Point
00038 # This contains the position of a point in free space
00039 float64 x
00040 float64 y
00041 float64 z
00042
00043 """
00044 __slots__ = ['header','cell_width','cell_height','cells']
00045 _slot_types = ['Header','float32','float32','geometry_msgs/Point[]']
00046
00047 def __init__(self, *args, **kwds):
00048 """
00049 Constructor. Any message fields that are implicitly/explicitly
00050 set to None will be assigned a default value. The recommend
00051 use is keyword arguments as this is more robust to future message
00052 changes. You cannot mix in-order arguments and keyword arguments.
00053
00054 The available fields are:
00055 header,cell_width,cell_height,cells
00056
00057 @param args: complete set of field values, in .msg order
00058 @param kwds: use keyword arguments corresponding to message field names
00059 to set specific fields.
00060 """
00061 if args or kwds:
00062 super(GridCells, self).__init__(*args, **kwds)
00063
00064 if self.header is None:
00065 self.header = std_msgs.msg._Header.Header()
00066 if self.cell_width is None:
00067 self.cell_width = 0.
00068 if self.cell_height is None:
00069 self.cell_height = 0.
00070 if self.cells is None:
00071 self.cells = []
00072 else:
00073 self.header = std_msgs.msg._Header.Header()
00074 self.cell_width = 0.
00075 self.cell_height = 0.
00076 self.cells = []
00077
00078 def _get_types(self):
00079 """
00080 internal API method
00081 """
00082 return self._slot_types
00083
00084 def serialize(self, buff):
00085 """
00086 serialize message into buffer
00087 @param buff: buffer
00088 @type buff: StringIO
00089 """
00090 try:
00091 _x = self
00092 buff.write(_struct_3I.pack(_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs))
00093 _x = self.header.frame_id
00094 length = len(_x)
00095 buff.write(struct.pack('<I%ss'%length, length, _x))
00096 _x = self
00097 buff.write(_struct_2f.pack(_x.cell_width, _x.cell_height))
00098 length = len(self.cells)
00099 buff.write(_struct_I.pack(length))
00100 for val1 in self.cells:
00101 _x = val1
00102 buff.write(_struct_3d.pack(_x.x, _x.y, _x.z))
00103 except struct.error, se: self._check_types(se)
00104 except TypeError, te: self._check_types(te)
00105
00106 def deserialize(self, str):
00107 """
00108 unpack serialized message in str into this message instance
00109 @param str: byte array of serialized message
00110 @type str: str
00111 """
00112 try:
00113 if self.header is None:
00114 self.header = std_msgs.msg._Header.Header()
00115 end = 0
00116 _x = self
00117 start = end
00118 end += 12
00119 (_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs,) = _struct_3I.unpack(str[start:end])
00120 start = end
00121 end += 4
00122 (length,) = _struct_I.unpack(str[start:end])
00123 start = end
00124 end += length
00125 self.header.frame_id = str[start:end]
00126 _x = self
00127 start = end
00128 end += 8
00129 (_x.cell_width, _x.cell_height,) = _struct_2f.unpack(str[start:end])
00130 start = end
00131 end += 4
00132 (length,) = _struct_I.unpack(str[start:end])
00133 self.cells = []
00134 for i in xrange(0, length):
00135 val1 = geometry_msgs.msg.Point()
00136 _x = val1
00137 start = end
00138 end += 24
00139 (_x.x, _x.y, _x.z,) = _struct_3d.unpack(str[start:end])
00140 self.cells.append(val1)
00141 return self
00142 except struct.error, e:
00143 raise roslib.message.DeserializationError(e)
00144
00145
00146 def serialize_numpy(self, buff, numpy):
00147 """
00148 serialize message with numpy array types into buffer
00149 @param buff: buffer
00150 @type buff: StringIO
00151 @param numpy: numpy python module
00152 @type numpy module
00153 """
00154 try:
00155 _x = self
00156 buff.write(_struct_3I.pack(_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs))
00157 _x = self.header.frame_id
00158 length = len(_x)
00159 buff.write(struct.pack('<I%ss'%length, length, _x))
00160 _x = self
00161 buff.write(_struct_2f.pack(_x.cell_width, _x.cell_height))
00162 length = len(self.cells)
00163 buff.write(_struct_I.pack(length))
00164 for val1 in self.cells:
00165 _x = val1
00166 buff.write(_struct_3d.pack(_x.x, _x.y, _x.z))
00167 except struct.error, se: self._check_types(se)
00168 except TypeError, te: self._check_types(te)
00169
00170 def deserialize_numpy(self, str, numpy):
00171 """
00172 unpack serialized message in str into this message instance using numpy for array types
00173 @param str: byte array of serialized message
00174 @type str: str
00175 @param numpy: numpy python module
00176 @type numpy: module
00177 """
00178 try:
00179 if self.header is None:
00180 self.header = std_msgs.msg._Header.Header()
00181 end = 0
00182 _x = self
00183 start = end
00184 end += 12
00185 (_x.header.seq, _x.header.stamp.secs, _x.header.stamp.nsecs,) = _struct_3I.unpack(str[start:end])
00186 start = end
00187 end += 4
00188 (length,) = _struct_I.unpack(str[start:end])
00189 start = end
00190 end += length
00191 self.header.frame_id = str[start:end]
00192 _x = self
00193 start = end
00194 end += 8
00195 (_x.cell_width, _x.cell_height,) = _struct_2f.unpack(str[start:end])
00196 start = end
00197 end += 4
00198 (length,) = _struct_I.unpack(str[start:end])
00199 self.cells = []
00200 for i in xrange(0, length):
00201 val1 = geometry_msgs.msg.Point()
00202 _x = val1
00203 start = end
00204 end += 24
00205 (_x.x, _x.y, _x.z,) = _struct_3d.unpack(str[start:end])
00206 self.cells.append(val1)
00207 return self
00208 except struct.error, e:
00209 raise roslib.message.DeserializationError(e)
00210
00211 _struct_I = roslib.message.struct_I
00212 _struct_3I = struct.Struct("<3I")
00213 _struct_2f = struct.Struct("<2f")
00214 _struct_3d = struct.Struct("<3d")