#lang scribble/manual
@(require (for-label racket))

@title{(running-min in trig)}


Track minimum level.  outputs the minimum value received at the
input.  When triggered, the minimum output value is reset to the
current value.

in   - input signal
trig - reset the output value to the current input value


@racketblock[
(let* ((t (impulse ar 2.0 0))
       (f (mul-add (running-min (sub 1 (dust ar 20)) t) 500 200)))
  (audition (out 0 (mul (sin-osc ar f 0) 0.2))))
]


@racketblock[
(let* ((t (impulse kr (mouse-x kr 0.5 4 1 0.1) 0))
       (f (mul-add (running-min (sub 2 (sin-osc kr 2 0)) t) 500 200)))
  (audition (out 0 (mul (sin-osc ar f 0) 0.2))))
]