Packages

object AmpCompA extends ProductReader[AmpCompA] with Serializable

A UGen that produces a psychoacoustic amplitude compensation factor for a given frequency. It uses the A-weighting curve that is based on the Fletcher-Munson curve for rather low volume sounds (40 phon).

Only the freq parameter can be modulated, the other parameters are read at initialization time only.

Examples
// activate with mouse button
play {
  val freq = MouseX.kr(300, 15000, 1)
  val mod  = freq * SinOsc.ar(MouseY.kr(3, 200, 1)).mulAdd(0.5, 1)
  val corr = AmpCompA.ar(mod, 300) * 2
  val amp  = Select.ar(MouseButton.kr(lag = 0), Seq(DC.ar(1), corr))
  SinOsc.ar(mod) * 0.1 * amp
}
See also

AmpComp

Linear Supertypes
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  1. AmpCompA
  2. Serializable
  3. ProductReader
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Value Members

  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
    AnyRef → Any
  4. def ar(freq: GE = 1000.0f, root: GE = 0.0f, minAmp: GE = 0.32f, rootAmp: GE = 1.0f): AmpCompA

    freq

    the frequency in Hertz for which to determine the compensation factor

    root

    the root frequency in Hertz, relative to which the curve is calculated. This is usually lowest expected frequency. (init-time only)

    minAmp

    amplitude at the minimum point of the curve. This is the factor output when freq is approx. 2512 Hz. (init-time only)

    rootAmp

    amplitude at the root frequency of the curve. This is the factor output when freq == root . (init-time only)

  5. def ar: AmpCompA
  6. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  7. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
  8. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  9. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  10. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
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    Annotations
    @native() @HotSpotIntrinsicCandidate()
  11. def hashCode(): Int
    Definition Classes
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    Annotations
    @native() @HotSpotIntrinsicCandidate()
  12. def ir(freq: GE = 1000.0f, root: GE = 0.0f, minAmp: GE = 0.32f, rootAmp: GE = 1.0f): AmpCompA

    freq

    the frequency in Hertz for which to determine the compensation factor

    root

    the root frequency in Hertz, relative to which the curve is calculated. This is usually lowest expected frequency. (init-time only)

    minAmp

    amplitude at the minimum point of the curve. This is the factor output when freq is approx. 2512 Hz. (init-time only)

    rootAmp

    amplitude at the root frequency of the curve. This is the factor output when freq == root . (init-time only)

  13. def ir: AmpCompA
  14. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  15. def kr(freq: GE = 1000.0f, root: GE = 0.0f, minAmp: GE = 0.32f, rootAmp: GE = 1.0f): AmpCompA

    freq

    the frequency in Hertz for which to determine the compensation factor

    root

    the root frequency in Hertz, relative to which the curve is calculated. This is usually lowest expected frequency. (init-time only)

    minAmp

    amplitude at the minimum point of the curve. This is the factor output when freq is approx. 2512 Hz. (init-time only)

    rootAmp

    amplitude at the root frequency of the curve. This is the factor output when freq == root . (init-time only)

  16. def kr: AmpCompA
  17. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  18. final def notify(): Unit
    Definition Classes
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    @native() @HotSpotIntrinsicCandidate()
  19. final def notifyAll(): Unit
    Definition Classes
    AnyRef
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    @native() @HotSpotIntrinsicCandidate()
  20. def read(in: RefMapIn, key: String, arity: Int): AmpCompA
    Definition Classes
    AmpCompAProductReader
  21. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  22. def toString(): String
    Definition Classes
    AnyRef → Any
  23. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  24. final def wait(arg0: Long): Unit
    Definition Classes
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    @throws(classOf[java.lang.InterruptedException]) @native()
  25. final def wait(): Unit
    Definition Classes
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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[AmpCompA]

Inherited from AnyRef

Inherited from Any

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