Packages

object DegreeToKey extends ProductReader[DegreeToKey] with Serializable

A UGen that uses an input signal as an index into an octave repeating table of pitch classes. The input is truncated to an integer, and indices wrap around the table and shift octaves as they do.

Examples
// modal space where mouse x controls pitch step
play {
  // initialize the scale buffer (Dorian)
  val scale = Vector(0, 2, 3.2, 5, 7, 9, 10)
  val buf   = LocalBuf(scale.size)
  SetBuf(buf, scale)

  // base MIDI pitch
  val base  = DegreeToKey.kr(buf, in = MouseX.kr(0, 15), octave = 12) + 72
  val noise = LFNoise1.kr(Seq(3, 3)) * 0.04  // low freq stereo detuning
  // lead tone
  val lead  = SinOsc.ar((base + noise).midiCps)
  // drone 5ths
  val drone = RLPF.ar(LFPulse.ar(Seq(48.midiCps, 55.midiCps), 0.15),
                      SinOsc.kr(0.1).mulAdd(10, 72).midiCps, 0.1)
  val mix = (lead + drone) * 0.1
  // add some 70's euro-space-rock echo
  CombN.ar(mix, 0.31, 0.31, 2) + mix
}
See also

WrapIndex

Linear Supertypes
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  1. DegreeToKey
  2. Serializable
  3. ProductReader
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  1. final def !=(arg0: Any): Boolean
    Definition Classes
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  2. final def ##: Int
    Definition Classes
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  3. final def ==(arg0: Any): Boolean
    Definition Classes
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  4. def ar(buf: GE, in: GE, octave: GE = 12): DegreeToKey

    buf

    buffer which contains the steps for each scale degree.

    in

    input index signal

    octave

    number of steps per octave in the scale.

  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
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    protected[lang]
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    @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
  7. final def eq(arg0: AnyRef): Boolean
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  8. def equals(arg0: AnyRef): Boolean
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  9. final def getClass(): Class[_ <: AnyRef]
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  10. def hashCode(): Int
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    @native() @HotSpotIntrinsicCandidate()
  11. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  12. def kr(buf: GE, in: GE, octave: GE = 12): DegreeToKey

    buf

    buffer which contains the steps for each scale degree.

    in

    input index signal

    octave

    number of steps per octave in the scale.

  13. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  14. final def notify(): Unit
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    @native() @HotSpotIntrinsicCandidate()
  15. final def notifyAll(): Unit
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    @native() @HotSpotIntrinsicCandidate()
  16. def read(in: RefMapIn, key: String, arity: Int): DegreeToKey
    Definition Classes
    DegreeToKeyProductReader
  17. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
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  18. def toString(): String
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  19. final def wait(arg0: Long, arg1: Int): Unit
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    @throws(classOf[java.lang.InterruptedException])
  20. final def wait(arg0: Long): Unit
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    @throws(classOf[java.lang.InterruptedException]) @native()
  21. final def wait(): Unit
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  1. def finalize(): Unit
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    protected[lang]
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    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

Inherited from Serializable

Inherited from ProductReader[DegreeToKey]

Inherited from AnyRef

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