rsc3/doc-schelp/HelpSource/Classes/Drand.scrbl

58 lines
838 B
Racket

#lang scribble/manual
@(require (for-label racket))
@title{Drand}
Demand rate random sequence generator.@section{related}
Classes/Demand, Classes/Dseq, Classes/Dser, Classes/Duty, Classes/Dxrand, Classes/TDuty
@section{categories}
UGens>Demand
@section{description}
link::Classes/Dxrand:: never plays the same value twice, whereas Drand
chooses any value in the list.
See link::Classes/Prand:: for structurally related equivalent.
@section{classmethods}
@section{method}
new
@section{argument}
list
An array of values or other UGens.
@section{argument}
repeats
Number of values to return.
@section{Examples}
@racketblock[
(
{
var a, freq, trig;
a = Drand([1, 3, 2, 7, 8], inf);
trig = Impulse.kr(MouseX.kr(1, 400, 1));
freq = Demand.kr(trig, 0, a) * 30 + 340;
SinOsc.ar(freq) * 0.1
}.play;
)
::
]