Packages

object PeakFollower extends ProductReader[PeakFollower] with Serializable

A UGen that continually reports the peak amplitude of the signal received at the input. If the absolute input level drops below the observed peak value, this value decreases by the factor given as decay parameter (but no more than the current absolute input level).

Examples
// mouse-controlled decay
play {
  val in    = Impulse.ar(2)
  val decay = MouseX.kr(0.995, 1.0001, 1).min(1.0)
  decay.poll(HPZ1.kr(decay).abs, "decay")
  val p     = PeakFollower.ar(in, decay)
  val tr    = Impulse.ar(20)
  val pm    = RunningMax.ar(p, tr)
  pm.roundTo(0.001).poll(20, "peak")
  in
}
See also

Peak

Amplitude

RunningSum

LagUD

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  1. PeakFollower
  2. Serializable
  3. ProductReader
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  1. final def !=(arg0: Any): Boolean
    Definition Classes
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  2. final def ##: Int
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  3. final def ==(arg0: Any): Boolean
    Definition Classes
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  4. def ar(in: GE, decay: GE = 0.999f): PeakFollower

    in

    input signal to trace

    decay

    feedback coefficient controlling the release rate. This should be less than one, otherwise the UGen may blow up.

  5. final def asInstanceOf[T0]: T0
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    Any
  6. def clone(): AnyRef
    Attributes
    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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    @native() @HotSpotIntrinsicCandidate()
  10. def hashCode(): Int
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    @native() @HotSpotIntrinsicCandidate()
  11. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  12. def kr(in: GE, decay: GE = 0.999f): PeakFollower

    in

    input signal to trace

    decay

    feedback coefficient controlling the release rate. This should be less than one, otherwise the UGen may blow up.

  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): PeakFollower
    Definition Classes
    PeakFollowerProductReader
  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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    @throws(classOf[java.lang.InterruptedException])

Deprecated Value Members

  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[PeakFollower]

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