90 lines
1.4 KiB
Text
90 lines
1.4 KiB
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{Ball}
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physical model of bouncing object@section{categories}
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UGens>Filters>Nonlinear, UGens>Generators>PhysicalModels
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@section{related}
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Classes/TBall, Classes/Spring
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@section{description}
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Ball models the path of a bouncing object that is reflected by a vibrating surface.
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@section{classmethods}
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@section{private}
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categories
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@section{method}
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ar, kr
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@section{argument}
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in
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modulated surface level
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@section{argument}
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g
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gravity
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@section{argument}
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damp
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damping on impact
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@section{argument}
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friction
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proximity from which on attraction to surface starts
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@section{examples}
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mouse x controls switch of level:
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@racketblock[
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(
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{
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var f, sf;
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sf = K2A.ar(MouseX.kr > 0.5) > 0;
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f = Ball.ar(sf, MouseY.kr(0.01, 20, 1), 0.01);
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f = f * 10 + 500;
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SinOsc.ar(f, 0, 0.2)
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}.play;
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)
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::
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mouse x controls modulation rate, mouse y controls gravity:
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]
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@racketblock[
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(
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{
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var f, sf, g;
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sf = LFNoise0.ar(MouseX.kr(1, 100, 1));
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g = MouseY.kr(0.1, 10, 1);
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f = Ball.ar(sf, g, 0.01, 0.01);
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f = f * 140 + 500;
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SinOsc.ar(f, 0, 0.2)
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}.play;
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)
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::
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the general german police choir. mouse x controls damping, mouse y controls gravity:
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]
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@racketblock[
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(
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{
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var f, sf, g;
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sf = LFPulse.ar(0.6, 0.2, 0.5);
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g = MouseY.kr(0.1, 10, 1);
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d = MouseX.kr(0.0001, 1, 1);
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f = Ball.ar(sf, g, d);
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f = f * 140 + 400;
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SinOsc.ar(f, 0, 0.2)
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}.play;
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)
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::
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]
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