[chuck-users] chuck-users Digest, Vol 62, Issue 6

[Timothy Leonido]

Ah, thanks so much-- this is very helpful.

How about "impending" ? ;)

2010/9/3 <chuck-users-request at lists.cs.princeton.edu>

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> Today's Topics:
>
>   1. Re: "Or" (David M)
>   2. Re: "Or" (Kassen)
>   3. Re: "Or" (Rebecca Fiebrink)
>   4. Re: "Or" (Kassen)
>
>
> ---------- Forwarded message ----------
> From: David M <fimbulwintr at gmail.com>
> To: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
> Date: Fri, 3 Sep 2010 12:02:24 -0400
> Subject: Re: [chuck-users] "Or"
> I believe that the much simpler way is to simply use "maybe"
>
> float sampleRate
>
> if (maybe)
>    1.0 => sampleRate;
> else
>     1.5 => sampleRate
>
> 2010/9/3 Mark Cerqueira <mark.cerqueira at gmail.com>
>
>> 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
>>
>> On Sep 3, 2010, at 8:21 AM, Timothy Leonido wrote:
>>
>> 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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>>
>>
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>>
>
>
> --
> David M
>
>
> ---------- Forwarded message ----------
> From: Kassen <signal.automatique at gmail.com>
> To: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
> Date: Fri, 3 Sep 2010 18:04:34 +0200
> Subject: Re: [chuck-users] "Or"
>
>
> 2010/9/3 Mark Cerqueira <mark.cerqueira at gmail.com>
>
>> 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;
>>
>>
>>
> Mark is right, his code is clean, readable and correct. It could also
> easily be tweaked to change the distribution.... And yet I'd still be
> tempted to do this;
>
> 1 + (.5 * maybe) => float sampleRate;
>
> Generally "maybe" is my first port of call if I want to quickly and
> randomly choose between two options;
>
> if (maybe) do_stuff();
> else do_things();
>
> Take Mark's option for long term projects that you will need to get back to
> or collaborate on. Pick my first option when livecoding as it's short to
> type and audiences like "maybe" as a word. My second expample might be
> closest to the PD object that you are missing. "maybe" resolves to "true" or
> "false" ("1"(int) and "0" (int) in ChucK) with 50/50 chance at each call.
> Practically speaking it's completely equivalent to;
>
>  Std.rand2(0,1)
>
> However that, unlike Mark's example, can't be tuned in case you later
> decide you need a 25/75 distribution instead.
>
> Yours,
> Kas.
>
>
> ---------- Forwarded message ----------
> From: Rebecca Fiebrink <fiebrink at princeton.edu>
> To: chuck-users at lists.cs.Princeton.EDU
> Date: Fri, 3 Sep 2010 12:09:53 -0400
> Subject: Re: [chuck-users] "Or"
> 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>
> Content-Type: text/plain; charset="us-ascii"
>
> 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
>
>
>
>
> ---------- Forwarded message ----------
> From: Kassen <signal.automatique at gmail.com>
> To: ChucK Users Mailing List <chuck-users at lists.cs.princeton.edu>
> Date: Fri, 3 Sep 2010 18:29:10 +0200
> Subject: Re: [chuck-users] "Or"
>
>
> 2010/9/3 Rebecca Fiebrink <fiebrink at princeton.edu>
>
>> OR, because it's chuck and therefore more fun than your average language:
>>
>>
> Ok, that's it.
>
> Let's have "probably" and "perhaps" at 75% and 25% as well. Everyone loves
> "maybe" so much, we might as well have more of it.
>
> Does English have single words describing indeterminate times and/or
> durations that aren't already reserved or would be confusing? We talk about
> "in a bit" or "in a while" but those sound like they would be cause for
> confusion. "soon" might be a good one?
>
> Kas.
>
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