atk-sc3/Classes (extension)
| Libraries > Ambisonic Toolkit > UGens > FOA > Transformer | UGens > Multichannel > Ambisonics
FoaRotate
Extension
ExtensionFirst Order Ambisonic (FOA) rotation transformer
Description
Rotate a First Order Ambisonic signal (B-format) around the z-axis.
The inbuilt equivalent is Rotate2.
Class Methods
.ar
Arguments:
| in |
The B-format signal, an array: [w, x, y, z] |
| angle |
Rotation angle, in radians. |
| mul |
Output will be multiplied by this value. |
| add |
This value will be added to the output. |
Discussion:
A rotation of pi/2 will rotate a source at [0, 0] to [pi/2, 0].
NOTE: Corresponding matrix transformer: FoaXformerMatrix: *newRotate