Class: Ruck::MIDI::MIDIShreduler

Inherits:
Shreduler
  • Object
show all
Defined in:
lib/ruck/midi/midi.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(midi, real_time) ⇒ MIDIShreduler

Returns a new instance of MIDIShreduler.



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# File 'lib/ruck/midi/midi.rb', line 11

def initialize(midi, real_time)
  super()
  @midi = midi
  @real_time = real_time
end

Instance Attribute Details

#midi ⇒ Object (readonly)

Returns the value of attribute midi.



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# File 'lib/ruck/midi/midi.rb', line 9

def midi
  @midi
end

Instance Method Details

#run ⇒ Object 



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# File 'lib/ruck/midi/midi.rb', line 17

def run
  @start_time = Time.now
  super
end

#sim_to(new_now) ⇒ Object 



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# File 'lib/ruck/midi/midi.rb', line 22

def sim_to(new_now)
  d = new_now - @now
    
  @midi.tick(d)
    
  # sync with wall clock
  if @real_time
    actual_now = Time.now
    simulated_now = @start_time + (new_now.to_f / @midi.ppqn / @midi.bpm * 60.0)
    if simulated_now > actual_now
      sleep(simulated_now - actual_now)
    end
  end
    
  @now = new_now
end