"convert" trig to \dur

Hello @dietcv ,
try to have a look at these.

  1. General tutorials: “Event patterns and LFOs” contains an overview of
    related LFO-control setups with event patterns. “Event patterns and Functions”
    GitHub - dkmayer/miSCellaneous_lib: SuperCollider extensions and tutorials: patterns, fx sequencing, granulation, demand rate controlled (half) wavesets, wave folding, sieves, combined lang and server gui control, live coding, single sample feedback, ordinary differential equation audification, generalized functional iteration synthesis.