Extensiondirrectional filtering of a higher order Ambisonic sound field
pseudo Ugen method returning Ugens based on Ambisonics order provided through the first argument.
| order | 
 Ambisonics order 1-5.  | 
| in | 
 b-format as channel array.  | 
| az | 
 azimuth angle of beam direction in degree (-pi to pi).  | 
| ele | 
 elevation angle of beam direction in degree (-pi * 0.5 to pi * 0.5).  | 
| int_float | 
 0: "cardOrder" integer step from 0 (omni) up to "order". 1: float interpolation between "cardOrder" steps.  | 
| cardOrder | 
 cardioïde shape from 0 (omni) up to "order".  | 
b-format as channel array.