Method: PowerBar::Rate#append

Defined in:
lib/powerbar.rb

#append(at, v) ⇒ Object 



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# File 'lib/powerbar.rb', line 390

def append(at, v)
  return if @sample_interval > at - @last_sample_at
  @sample_interval += @sample_interval_step_up if @sample_interval < @sample_interval_max

  rate = (v - @counter) / (at - @last_sample_at).to_f
  return if rate.nan?

  @last_sample_at = at
  @counter = v

  self << rate
  shift while @window < length

  self
end