de.sciss.synth.ugen

FoldIndex

object FoldIndex extends Serializable

A UGen which reads a single sample value from a buffer at a given index.

It uses the in argument as index into the buffer, truncating that argument to an integer. Out-of-range index values are "folded" inside the valid range. Folding means reflecting the excess at the valid range's boundaries.

For example, if the buffer has four samples, index 4 is wrapped to index 2 (the excess beyond the maximum index of 3 is 4 - 3 = 1, and the excess is folded so that and 3 - 1 = 2), index 5 is folded to index 1, index -1 is folded to index 1, index -2 is folded to index 2, etc.

While designed for monophonic buffers, it works with multi-channel buffers by treating them as de-interleaved. See the Index UGen for details.

See also

IndexL

WrapIndex

Index

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  1. final def !=(arg0: AnyRef): Boolean

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  2. final def !=(arg0: Any): Boolean

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  3. final def ##(): Int

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  4. final def ==(arg0: AnyRef): Boolean

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  5. final def ==(arg0: Any): Boolean

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  6. def ar(buf: GE, in: GE = 0): FoldIndex

    buf

    The buffer to read from.

    in

    The sample index into the buffer. This is truncated to an integer automatically.

  7. final def asInstanceOf[T0]: T0

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  8. def clone(): AnyRef

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  11. def finalize(): Unit

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  12. final def getClass(): Class[_]

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  13. def hashCode(): Int

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  14. def ir(buf: GE, in: GE = 0): FoldIndex

    buf

    The buffer to read from.

    in

    The sample index into the buffer. This is truncated to an integer automatically.

  15. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  16. def kr(buf: GE, in: GE = 0): FoldIndex

    buf

    The buffer to read from.

    in

    The sample index into the buffer. This is truncated to an integer automatically.

  17. final def ne(arg0: AnyRef): Boolean

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  18. final def notify(): Unit

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  19. final def notifyAll(): Unit

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  20. final def synchronized[T0](arg0: ⇒ T0): T0

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  21. def toString(): String

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  22. final def wait(): Unit

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  24. final def wait(arg0: Long): Unit

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