Class: Actionlib_tutorials::AveragingActionFeedback

Inherits:
ROS::Message
  • Object
show all
Defined in:
lib/actionlib_tutorials/AveragingActionFeedback.rb

Constant Summary collapse

@@struct_L3 =
::ROS::Struct.new("L3")
@@struct_C =
::ROS::Struct.new("C")
@@struct_L2 =
::ROS::Struct.new("L2")
@@struct_lf3 =
::ROS::Struct.new("lf3")
@@struct_L =
::ROS::Struct.new("L")
@@slot_types =
['Header','actionlib_msgs/GoalStatus','actionlib_tutorials/AveragingFeedback']

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ AveragingActionFeedback

Constructor. You can set the default values using keyword operators.

Parameters:

  • args (Hash) (defaults to: {})

    keyword for initializing values

Options Hash (args):

  • :header (Header)

    initialize value

  • :status (actionlib_msgs/GoalStatus)

    initialize value

  • :feedback (actionlib_tutorials/AveragingFeedback)

    initialize value



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 118

def initialize(args={})
  # message fields cannot be None, assign default values for those that are
  if args[:header]
    @header = args[:header]
  else
    @header = Std_msgs::Header.new
  end
  if args[:status]
    @status = args[:status]
  else
    @status = Actionlib_msgs::GoalStatus.new
  end
  if args[:feedback]
    @feedback = args[:feedback]
  else
    @feedback = Actionlib_tutorials::AveragingFeedback.new
  end
end

Instance Attribute Details

#feedbackObject

Returns the value of attribute feedback.



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 102

def feedback
  @feedback
end

#headerObject

Returns the value of attribute header.



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 102

def header
  @header
end

#statusObject

Returns the value of attribute status.



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 102

def status
  @status
end

Class Method Details

.md5sumObject



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 13

def self.md5sum
  "78a4a09241b1791069223ae7ebd5b16b"
end

.typeObject



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 17

def self.type
  "actionlib_tutorials/AveragingActionFeedback"
end

Instance Method Details

#_get_typesString

internal API method

Returns:

  • (String)

    Message type string.



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 139

def _get_types
  @slot_types
end

#deserialize(str) ⇒ Object

unpack serialized message in str into this message instance

@param [String] str: byte array of serialized message


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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 168

def deserialize(str)

  begin
    if @header == nil
      @header = Std_msgs::Header.new
    end
    if @status == nil
      @status = Actionlib_msgs::GoalStatus.new
    end
    if @feedback == nil
      @feedback = Actionlib_tutorials::AveragingFeedback.new
    end
    end_point = 0
    start = end_point
    end_point += ROS::Struct::calc_size('L3')
    (@header.seq, @header.stamp.secs, @header.stamp.nsecs,) = @@struct_L3.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += 4
    (length,) = @@struct_L.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += length
    @header.frame_id = str[start..(end_point-1)]
    start = end_point
    end_point += ROS::Struct::calc_size('L2')
    (@status.goal_id.stamp.secs, @status.goal_id.stamp.nsecs,) = @@struct_L2.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += 4
    (length,) = @@struct_L.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += length
    @status.goal_id.id = str[start..(end_point-1)]
    start = end_point
    end_point += ROS::Struct::calc_size('C')
    (@status.status,) = @@struct_C.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += 4
    (length,) = @@struct_L.unpack(str[start..(end_point-1)])
    start = end_point
    end_point += length
    @status.text = str[start..(end_point-1)]
    start = end_point
    end_point += ROS::Struct::calc_size('lf3')
    (@feedback.sample, @feedback.data, @feedback.mean, @feedback.std_dev,) = @@struct_lf3.unpack(str[start..(end_point-1)])
    return self
  rescue => exception
    raise "message DeserializationError: #{exception}" #most likely buffer underfill
  end
end

#has_header?Boolean

Returns:

  • (Boolean)


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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 21

def has_header?
  true
end

#message_definitionObject



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 25

def message_definition
  "# ====== DO NOT MODIFY! AUTOGENERATED FROM AN ACTION DEFINITION ======

Header header
actionlib_msgs/GoalStatus status
AveragingFeedback feedback

================================================================================
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

================================================================================
MSG: actionlib_msgs/GoalStatus
GoalID goal_id
uint8 status
uint8 PENDING         = 0   # The goal has yet to be processed by the action server
uint8 ACTIVE          = 1   # The goal is currently being processed by the action server
uint8 PREEMPTED       = 2   # The goal received a cancel request after it started executing
                          #   and has since completed its execution (Terminal State)
uint8 SUCCEEDED       = 3   # The goal was achieved successfully by the action server (Terminal State)
uint8 ABORTED         = 4   # The goal was aborted during execution by the action server due
                          #    to some failure (Terminal State)
uint8 REJECTED        = 5   # The goal was rejected by the action server without being processed,
                          #    because the goal was unattainable or invalid (Terminal State)
uint8 PREEMPTING      = 6   # The goal received a cancel request after it started executing
                          #    and has not yet completed execution
uint8 RECALLING       = 7   # The goal received a cancel request before it started executing,
                          #    but the action server has not yet confirmed that the goal is canceled
uint8 RECALLED        = 8   # The goal received a cancel request before it started executing
                          #    and was successfully cancelled (Terminal State)
uint8 LOST            = 9   # An action client can determine that a goal is LOST. This should not be
                          #    sent over the wire by an action server

#Allow for the user to associate a string with GoalStatus for debugging
string text


================================================================================
MSG: actionlib_msgs/GoalID
# The stamp should store the time at which this goal was requested.
# It is used by an action server when it tries to preempt all
# goals that were requested before a certain time
time stamp

# The id provides a way to associate feedback and
# result message with specific goal requests. The id
# specified must be unique.
string id


================================================================================
MSG: actionlib_tutorials/AveragingFeedback
# ====== DO NOT MODIFY! AUTOGENERATED FROM AN ACTION DEFINITION ======
#feedback
int32 sample
float32 data
float32 mean
float32 std_dev



"
end

#serialize(buff) ⇒ Object

serialize message into buffer

Parameters:

  • buff (IO)

    buffer



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# File 'lib/actionlib_tutorials/AveragingActionFeedback.rb', line 145

def serialize(buff)
  begin
    buff.write(@@struct_L3.pack(@header.seq, @header.stamp.secs, @header.stamp.nsecs))
    _x = @header.frame_id
    length = _x.length
    buff.write([length, _x].pack("La#{length}"))
    buff.write(@@struct_L2.pack(@status.goal_id.stamp.secs, @status.goal_id.stamp.nsecs))
    _x = @status.goal_id.id
    length = _x.length
    buff.write([length, _x].pack("La#{length}"))
    buff.write(@@struct_C.pack(@status.status))
    _x = @status.text
    length = _x.length
    buff.write([length, _x].pack("La#{length}"))
    buff.write(@@struct_lf3.pack(@feedback.sample, @feedback.data, @feedback.mean, @feedback.std_dev))
  rescue => exception
    raise "some erro in serialize: #{exception}"

  end
end