Class: Musa::Sequencer::BaseSequencer

Inherits:
Object
  • Object
show all
Defined in:
lib/musa-dsl/sequencer/timeslots.rb,
lib/musa-dsl/sequencer/base-sequencer.rb,
lib/musa-dsl/sequencer/base-sequencer-tick-based.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation.rb,
lib/musa-dsl/sequencer/base-sequencer-tickless-based.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation-move.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation-play.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation-every.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation-play-timed.rb,
lib/musa-dsl/sequencer/base-sequencer-implementation-play-helper.rb

Defined Under Namespace

Modules: TickBasedTiming, TicklessBasedTiming Classes: Timeslots

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(beats_per_bar = nil, ticks_per_beat = nil, offset: nil, logger: nil, do_log: nil, do_error_log: nil, log_position_format: nil) ⇒ BaseSequencer

Returns a new instance of BaseSequencer.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 21

def initialize(beats_per_bar = nil, ticks_per_beat = nil,
               offset: nil,
               logger: nil,
               do_log: nil, do_error_log: nil, log_position_format: nil)

  unless beats_per_bar && ticks_per_beat || beats_per_bar.nil? && ticks_per_beat.nil?
    raise ArgumentError, "'beats_per_bar' and 'ticks_per_beat' parameters should be both nil or both have values"
  end

  if logger
    @logger = logger
  else
    @logger = Musa::Logger::Logger.new(sequencer: self, position_format: log_position_format)

    @logger.fatal!
    @logger.error! if do_error_log || do_error_log.nil?
    @logger.debug! if do_log
  end

  @offset = offset || 0r

  if beats_per_bar && ticks_per_beat
    @beats_per_bar = Rational(beats_per_bar)
    @ticks_per_beat = Rational(ticks_per_beat)

    singleton_class.include TickBasedTiming
  else
    singleton_class.include TicklessBasedTiming
  end

  _init_timing

  @on_debug_at = []
  @on_error = []

  @before_tick = []
  @on_fast_forward = []

  @tick_mutex = Mutex.new
  @position_mutex = Mutex.new

  @timeslots = Timeslots.new

  @everying = []
  @playing = []
  @moving = []

  reset
end

Instance Attribute Details

#beats_per_bar ⇒ Object (readonly)

Returns the value of attribute beats_per_bar.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 15

def beats_per_bar
  @beats_per_bar
end

#everying ⇒ Object (readonly)

Returns the value of attribute everying.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 18

def everying
  @everying
end

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 19

def logger
  @logger
end

#moving ⇒ Object (readonly)

Returns the value of attribute moving.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 18

def moving
  @moving
end

#offset ⇒ Object (readonly)

Returns the value of attribute offset.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 16

def offset
  @offset
end

#playing ⇒ Object (readonly)

Returns the value of attribute playing.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 18

def playing
  @playing
end

#running_position ⇒ Object (readonly)

Returns the value of attribute running_position.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 17

def running_position
  @running_position
end

#ticks_per_beat ⇒ Object (readonly)

Returns the value of attribute ticks_per_beat.



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 15

def ticks_per_beat
  @ticks_per_beat
end

Instance Method Details

#_rescue_error(e) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer-implementation.rb', line 120

def _rescue_error(e)
  @logger.error('BaseSequencer') { e.to_s }
  @logger.error('BaseSequencer') { e.full_message(highlight: true, order: :top) }

  @on_error.each do |block|
    block.call e
  end
end

#at(bar_position, debug: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 164

def at(bar_position, debug: nil, &block)
  debug ||= false

  control = EventHandler.new @event_handlers.last
  @event_handlers.push control

  if bar_position.is_a? Numeric
    _numeric_at bar_position.rationalize, control, debug: debug, &block
  else
    bar_position = Series::S(*bar_position) if bar_position.is_a? Array
    bar_position = bar_position.instance if bar_position

    _serie_at bar_position, control, debug: debug, &block
  end

  @event_handlers.pop

  control
end

#before_tick(&block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 115

def before_tick(&block)
  @before_tick << Musa::Extension::SmartProcBinder::SmartProcBinder.new(block)
end

#continuation_play(parameters) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 211

def continuation_play(parameters)
  _play parameters[:serie],
        parameters[:control],
        parameters[:neumalang_context],
        mode: parameters[:mode],
        decoder: parameters[:decoder],
        __play_eval: parameters[:play_eval],
        **parameters[:mode_args]
end

#debug(msg = nil) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 315

def debug(msg = nil)
  @logger.debug { msg || '...' }
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 86

def empty?
  @timeslots.empty?
end

#event_handler ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 99

def event_handler
  @event_handlers.last
end

#every(interval, duration: nil, till: nil, condition: nil, on_stop: nil, after_bars: nil, after: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 253

def every(interval,
          duration: nil, till: nil,
          condition: nil,
          on_stop: nil,
          after_bars: nil, after: nil,
          &block)

  # nil interval means 'only once'
  interval = interval.rationalize unless interval.nil?

  control = EveryControl.new @event_handlers.last,
                             duration: duration,
                             till: till,
                             condition: condition,
                             on_stop: on_stop,
                             after_bars: after_bars,
                             after: after

  @event_handlers.push control

  _every interval, control, &block

  @event_handlers.pop

  @everying << control

  control.after do
    @everying.delete control
  end

  control
end

#launch(event, *value_parameters, **key_parameters) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 123

def launch(event, *value_parameters, **key_parameters)
  @event_handlers.last.launch event, *value_parameters, **key_parameters
end

#move(every: nil, from: nil, to: nil, step: nil, duration: nil, till: nil, function: nil, right_open: nil, on_stop: nil, after_bars: nil, after: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 286

def move(every: nil,
         from: nil, to: nil, step: nil,
         duration: nil, till: nil,
         function: nil,
         right_open: nil,
         on_stop: nil,
         after_bars: nil,
         after: nil,
         &block)

  control = _move every: every,
                  from: from, to: to, step: step,
                  duration: duration, till: till,
                  function: function,
                  right_open: right_open,
                  on_stop: on_stop,
                  after_bars: after_bars,
                  after: after,
                  &block

  @moving << control

  control.after do
    @moving.delete control
  end

  control
end

#now(&block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 147

def now(&block)
  control = EventHandler.new @event_handlers.last
  @event_handlers.push control

  _numeric_at position, control, &block

  @event_handlers.pop

  control
end

#on(event, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 119

def on(event, &block)
  @event_handlers.last.on event, &block
end

#on_debug_at(&block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 103

def on_debug_at(&block)
  @on_debug_at << Musa::Extension::SmartProcBinder::SmartProcBinder.new(block)
end

#on_error(&block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 107

def on_error(&block)
  @on_error << Musa::Extension::SmartProcBinder::SmartProcBinder.new(block)
end

#on_fast_forward(&block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 111

def on_fast_forward(&block)
  @on_fast_forward << Musa::Extension::SmartProcBinder::SmartProcBinder.new(block)
end

#play(serie, mode: nil, parameter: nil, after_bars: nil, after: nil, context: nil, **mode_args, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 184

def play(serie,
         mode: nil,
         parameter: nil,
         after_bars: nil,
         after: nil,
         context: nil,
         **mode_args,
         &block)

  mode ||= :wait

  control = PlayControl.new @event_handlers.last, after_bars: after_bars, after: after
  @event_handlers.push control

  _play serie.instance, control, context, mode: mode, parameter: parameter, **mode_args, &block

  @event_handlers.pop

  @playing << control

  control.after do
    @playing.delete control
  end

  control
end

#play_timed(timed_serie, at: nil, on_stop: nil, after_bars: nil, after: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 221

def play_timed(timed_serie,
               at: nil,
               on_stop: nil,
               after_bars: nil, after: nil,
               &block)

  at ||= position

  control = PlayTimedControl.new(@event_handlers.last,
                                 on_stop: on_stop, after_bars: after_bars, after: after)

  control.on_stop do
    control.do_after.each do |do_after|
      _numeric_at position + do_after[:bars], control, &do_after[:block]
    end
  end

  @event_handlers.push control

  _play_timed(timed_serie.instance, at, control, &block)

  @event_handlers.pop

  @playing << control

  control.after do
    @playing.delete control
  end

  control
end

#quantize_position(position, warn: nil) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 90

def quantize_position(position, warn: nil)
  warn ||= false
  _quantize_position(position, warn: warn)
end

#raw_at(bar_position, force_first: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 158

def raw_at(bar_position, force_first: nil, &block)
  _raw_numeric_at bar_position.rationalize, force_first: force_first, &block

  nil
end

#reset ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 71

def reset
  @timeslots.clear
  @everying.clear
  @playing.clear
  @moving.clear

  @event_handlers = [EventHandler.new]

  _reset_timing
end

#run ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 95

def run
  tick until empty?
end

#size ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 82

def size
  @timeslots.values.sum(&:size)
end

#to_s ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 319

def to_s
  super + ": position=#{position}"
end

#wait(bars_delay, debug: nil, &block) ⇒ Object 



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# File 'lib/musa-dsl/sequencer/base-sequencer.rb', line 127

def wait(bars_delay, debug: nil, &block)
  debug ||= false

  control = EventHandler.new @event_handlers.last
  @event_handlers.push control

  if bars_delay.is_a? Numeric
    _numeric_at position + bars_delay.rationalize, control, debug: debug, &block
  else
    bars_delay = Series::S(*bars_delay) if bars_delay.is_a?(Array)
    bars_delay = bars_delay.instance if bars_delay

    _serie_at bars_delay.with { |delay| position + delay }, control, debug: debug, &block
  end

  @event_handlers.pop

  control
end