[chuck-users] "Or"

[Rebecca Fiebrink]

OR, because it's chuck and therefore more fun than your average language:

if (maybe)
   1.0 => sampleRate;
else
   1.5 => sampleRate;

> 
> 
> Message: 2
> Date: Fri, 3 Sep 2010 11:21:34 -0400
> From: Timothy Leonido <timothy.leonido at gmail.com>
> To: chuck-users at lists.cs.princeton.edu
> Subject: [chuck-users] "Or"
> Message-ID:
> 	<AANLkTikKmHj+557HnyR5wB3Mpd1owLc+D8zhwrKrFFZT at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> Hallo,
> 
> Once again, sorry for the rudimentary questions, but I can't seem to find
> the correct language for a very simple function: Instead of using
> Std.rand2f( ) for fluctuating volume or buf.rate, I'd like to simply have an
> either/or option. Play sample at a rate of 1.0 *or *1.5, randomly. The moses
> function (in pure data) was useful for this. Direction to the appropriate
> helpful would also be appreciated.
> 
> 
> 
> Thanks so much,
> 
> Tim
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> ------------------------------
> 
> Message: 3
> Date: Fri, 3 Sep 2010 08:46:08 -0700
> From: Mark Cerqueira <mark.cerqueira at gmail.com>
> To: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
> Subject: Re: [chuck-users] "Or"
> Message-ID: <7C3AA188-1842-4494-A6B5-613D133C1C9F at gmail.com>
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> 
> Tim,
> You can use rand2f to do this....
> 
> float sampleRate;
> 
> if (std.rand2f(0.0, 1.0) < 0.5)
>    1.0 => sampleRate;
> else
>    1.5 => sampleRate;
> 
> I ran this section of code 1,000,000 times in my program doing this chunk of code every 1 sample and:
> 
> 1. ChucK did not make my computer explode :)
> 2. The rate was set to 1.0 500,814 times and 1.5 499,186 times (pretty good distribution)
> 
> Hope that helps! 
> 
> Best,
> Mark
> 

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