Class: Actionlib_tutorials::AveragingFeedback

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

Constant Summary collapse

@@struct_lf3 = 
::ROS::Struct.new("lf3")
@@struct_L = 
::ROS::Struct.new("L")
@@slot_types = 
['int32','float32','float32','float32']

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ AveragingFeedback

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

Parameters:

  • args (Hash) (defaults to: {}) —

    keyword for initializing values

Options Hash (args):

  • :sample (int32) —

    initialize value

  • :data (float32) —

    initialize value

  • :mean (float32) —

    initialize value

  • :std_dev (float32) —

    initialize value



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 46

def initialize(args={})
  # message fields cannot be None, assign default values for those that are
  if args[:sample]
    @sample = args[:sample]
  else
    @sample = 0
  end
  if args[:data]
    @data = args[:data]
  else
    @data = 0.0
  end
  if args[:mean]
    @mean = args[:mean]
  else
    @mean = 0.0
  end
  if args[:std_dev]
    @std_dev = args[:std_dev]
  else
    @std_dev = 0.0
  end
end

Instance Attribute Details

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 32

def data
  @data
end

#mean ⇒ Object

Returns the value of attribute mean.



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 32

def mean
  @mean
end

#sample ⇒ Object

Returns the value of attribute sample.



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 32

def sample
  @sample
end

#std_dev ⇒ Object

Returns the value of attribute std_dev.



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 32

def std_dev
  @std_dev
end

Class Method Details

.md5sum ⇒ Object 



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 8

def self.md5sum
  "9e8dfc53c2f2a032ca33fa80ec46fd4f"
end

.type ⇒ Object 



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 12

def self.type
  "actionlib_tutorials/AveragingFeedback"
end

Instance Method Details

#_get_types ⇒ String

internal API method

Returns:

  • (String) —

    Message type string.



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 72

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/AveragingFeedback.rb', line 89

def deserialize(str)

  begin
    end_point = 0
    start = end_point
    end_point += ROS::Struct::calc_size('lf3')
    (@sample, @data, @mean, @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/AveragingFeedback.rb', line 16

def has_header?
  false
end

#message_definition ⇒ Object 



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# File 'lib/actionlib_tutorials/AveragingFeedback.rb', line 20

def message_definition
  "# ====== 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/AveragingFeedback.rb', line 78

def serialize(buff)
  begin
    buff.write(@@struct_lf3.pack(@sample, @data, @mean, @std_dev))
  rescue => exception
    raise "some erro in serialize: #{exception}"

  end
end