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

78 lines
1.6 KiB
Racket

#lang scribble/manual
@(require (for-label racket))
@title{Dpoll}
Print the current output value of a demand rate UGen@section{categories}
UGens>Demand, UGens>Info
@section{description}
Print the current output value of a demand rate UGen.
@section{WARNING}
Printing values from the Server in intensive for the CPU. Poll should be used for debugging purposes. ::
@section{classmethods}
@section{private}
new1
@section{method}
new
@section{argument}
in
ugen to poll values from
@section{argument}
label
a label string
@section{argument}
run
active if 1, inactive if 0. can be a demand ugen (default: 1)
@section{argument}
trigid
@section{discussion}
the print-out is in the form:
@racketblock[ label: value block offset: offset. ::
structurally related: link::Classes/Poll::
]
@section{examples}
@racketblock[
{ Duty.kr(0.5, 0, Dpoll(Dseries(0, 1, inf) * 2)); 0.0 }.play;
// posts only when cursor is in right half of the screen
{ Duty.kr(0.5, 0, Dpoll(Dseries(0, 1, inf) * 2, run: MouseX.kr > 0.5)); 0.0 }.play;
// label
{ LFPulse.ar(Duty.kr(0.5, 0, Dpoll(Dseries(0, 1, inf) % 10 + 1 * 30, "value"))) * 0.1 }.play;
// block offset:
{ Duty.ar(0.511, 0, Dpoll(Dseries(0, 1, inf) * 2)); 0.0 }.play;
// multichannel expansion:
(
{
var x = Duty.kr(0.5, 0,
Dpoll([Dseries(0, 1, inf), Dgeom(1, 1.1, inf)], ["first", "second"])
);
LFPulse.ar(100 + (x * 100)) * 0.1
}.play
)
{ Duty.kr(0.5, 0, Dpoll(( Dseries(0, 1, inf) + _ ).dup, ("value" + _).dup)); 0.0 }.play;
// the message dpoll(label, run, trigid) is a shorthand:
{ Duty.kr(0.5, 0, Dseries(0, 1, inf).dpoll); 0.0 }.play;
{ Duty.ar(0.5, 0, SinOsc.ar(0.1).dpoll); 0.0 }.play;
::
]