FoaNa:
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atk-sc3/Classes (extension) | Libraries > Ambisonic Toolkit > UGens > FOA > Analyzer | UGens > Multichannel > Ambisonics | UGens > Analysis > Ambisonics

FoaNa
ExtensionExtension

First Order Ambisonic (FOA) Soundfield Unit Normalized Active Intensity Vector

Description

Return the Unit Normalized Active Intensity Vector, Na, of a first order ambisonic (B-format) signal.

NOTE: FoaNa is usually called via the convenience wrapper FoaAnalyze.

Class Methods

.ar

Arguments:

in

The B-format signal, an array: [w, x, y, z]

size

Analysis filter kernel size.

NOTE: For method: 'instant', must be a power of 2.
method

The Soundfield analysis method:

  • 'instant'
  • 'average'

Please see discussion of method here.

Examples

Please see various examples here.

helpfile source: HelpSource/Classes/FoaNa.schelp
link::atk-sc3/Classes/FoaNa::