Class: Deftones::Music::Ticks

Inherits:
Object
  • Object
show all
Defined in:
lib/deftones/music/ticks.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value, transport: Deftones.transport) ⇒ Ticks

Returns a new instance of Ticks.



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# File 'lib/deftones/music/ticks.rb', line 8

def initialize(value, transport: Deftones.transport)
  @value = value
  @transport = transport
  @disposed = false
end

Instance Attribute Details

#transport ⇒ Object (readonly)

Returns the value of attribute transport.



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# File 'lib/deftones/music/ticks.rb', line 6

def transport
  @transport
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'lib/deftones/music/ticks.rb', line 6

def value
  @value
end

Class Method Details

.parse(value, bpm: Deftones.transport.bpm, time_signature: Deftones.transport.time_signature, ppq: Deftones.transport.ppq) ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 92

def parse(value, bpm: Deftones.transport.bpm, time_signature: Deftones.transport.time_signature,
          ppq: Deftones.transport.ppq)
  return value.to_f if value.is_a?(Numeric)

  string_value = value.to_s
  direct_ticks = string_value.match(/\A(-?\d+(?:\.\d+)?)i\z/i)
  return direct_ticks[1].to_f if direct_ticks

  seconds = Time.parse(value, bpm: bpm, time_signature: time_signature, ppq: ppq)
  (seconds / (60.0 / bpm.to_f)) * ppq.to_f
end

Instance Method Details

#dispose ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 72

def dispose
  @disposed = true
  self
end

#disposed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/deftones/music/ticks.rb', line 77

def disposed?
  @disposed
end

#from_type(type) ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 60

def from_type(type)
  @value =
    if type.respond_to?(:to_ticks)
      type.to_ticks
    elsif type.respond_to?(:value_of)
      type.value_of
    else
      type
    end
  self
end

#quantize(subdiv, percent = 1.0) ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 55

def quantize(subdiv, percent = 1.0)
  quantized_seconds = UnitHelpers.quantize_seconds(to_seconds, subdiv, transport: transport, percent: percent)
  transport.seconds_to_ticks(quantized_seconds).round
end

#to_bars_beats_sixteenths ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 31

def to_bars_beats_sixteenths
  transport.seconds_to_position(to_seconds)
end

#to_frequency ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 35

def to_frequency
  1.0 / [to_seconds, 1.0e-6].max
end

#to_i ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 14

def to_i
  self.class.parse(
    value,
    bpm: transport.bpm,
    time_signature: transport.time_signature,
    ppq: transport.ppq
  ).round
end

#to_midi ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 39

def to_midi
  Note.to_midi(Note.from_frequency(to_frequency))
end

#to_milliseconds ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 43

def to_milliseconds
  to_seconds * 1000.0
end

#to_notation ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 51

def to_notation
  UnitHelpers.closest_notation(to_seconds, transport: transport)
end

#to_s ⇒ Object Also known as: toString 



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# File 'lib/deftones/music/ticks.rb', line 81

def to_s
  value.to_s
end

#to_samples(sample_rate = Deftones.context.sample_rate) ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 47

def to_samples(sample_rate = Deftones.context.sample_rate)
  UnitHelpers.samples_for_seconds(to_seconds, sample_rate)
end

#to_seconds ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 23

def to_seconds
  transport.ticks_to_seconds(to_i)
end

#to_ticks ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 27

def to_ticks
  to_i
end

#value_of ⇒ Object 



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# File 'lib/deftones/music/ticks.rb', line 87

def value_of
  to_i
end