In C

Terry Riley, 1964 · arranged in SuperCollider by Alan Tett · live in your browser

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Permutation

A permutation re-rolls each module's [a, b].choose repeat count, then the knobs push it further from the score. The knobs take effect on the next New permutation (or seed); they don't change the modules on their own. The same seed always gives the same permutation.

Modules

Click the timeline to choose where Play starts (the offset in your .scd). Changes apply live.

#
Phrase
SynthDef
Oct
Repeats
Level
Pan
Meter

Audition

A utility for comparing SynthDefs: hear one module played by each, outside the piece, at the current tempo and that module's octave. Each card measures its SynthDef's peak level as it plays. Clicking a phrase in the module list picks that module here.