92 lines
1.2 KiB
Racket
92 lines
1.2 KiB
Racket
#lang scribble/manual
|
|
@(require (for-label racket))
|
|
|
|
@title{NRand}
|
|
Sum of uniform distributions.@section{related}
|
|
Classes/ExpRand, Classes/IRand, Classes/LinRand, Classes/Rand, Classes/TExpRand, Classes/TIRand, Classes/TRand
|
|
@section{categories}
|
|
UGens>Random
|
|
|
|
@section{description}
|
|
|
|
|
|
Generates a single random float value in a sum of
|
|
|
|
@racketblock[n:: uniform distributions from
|
|
]
|
|
|
|
@racketblock[lo:: to ]
|
|
|
|
@racketblock[hi:: .
|
|
|
|
|
|
]
|
|
@section{classmethods}
|
|
|
|
|
|
@section{method}
|
|
new
|
|
|
|
@section{argument}
|
|
lo
|
|
Lower limit of the output range.
|
|
|
|
@section{argument}
|
|
hi
|
|
Upper limit of the output range.
|
|
|
|
@section{argument}
|
|
n
|
|
|
|
@section{table}
|
|
|
|
|
|
## n = 1: || Uniform distribution - same as link::Classes/Rand::.
|
|
|
|
## n = 2: || Triangular distribution.
|
|
|
|
## n = 3: || Smooth hump.
|
|
|
|
::
|
|
|
|
As
|
|
|
|
@racketblock[n:: increases, distribution converges
|
|
towards gaussian.
|
|
|
|
|
|
]
|
|
@section{Examples}
|
|
|
|
|
|
|
|
@racketblock[
|
|
|
|
(
|
|
SynthDef("help-NRand", { arg out=0, n=0;
|
|
Out.ar(out,
|
|
FSinOsc.ar(
|
|
NRand(1200.0, 4000.0, n),
|
|
0, Line.kr(0.2, 0, 0.01, doneAction: Done.freeSelf))
|
|
)
|
|
}).add;
|
|
)
|
|
|
|
(
|
|
n = 0;
|
|
Routine({
|
|
inf.do({ arg i;
|
|
Synth.new("help-NRand", [\n, n]); 0.05.wait;
|
|
})
|
|
}).play;
|
|
)
|
|
|
|
n = 1;
|
|
n = 2;
|
|
n = 4;
|
|
|
|
::
|
|
|
|
]
|
|
|
|
|