# [chuck-users] No simple vibrato example

Steve Morris barbershopsteve at gmail.com
Thu Dec 5 19:13:03 EST 2013

```sorry for the incomplete repeat post.

I find that multiply mode opens lots of interesting possibilities. The nice
thing about chuck is there are often many ways to do the same thing . each
with different strengths and weaknesses.

On Thursday, December 5, 2013, Steve Morris wrote:

> You can combine multiple ugens in a variety of ways. In particular you can
> multiply the output of two ugens. I'm typing without running so forgive
>
>
>
>
> On Wed, Dec 4, 2013 at 8:12 PM, Moisés Gabriel Cachay Tello <
> xpktro at gmail.com> wrote:
>
>> You can always try to modulate the Oscilator:
>>
>> SinOsc vibrato => SinOsc sine => dac;
>> // This will tell sine to take the vibrato input as a modulator of
>> // it's frequency.
>> 2 => sine.sync;
>>
>> 5 => vibrato.freq;
>> 10 => vibrato.gain;
>>
>> 5::second => now;
>>
>>
>> 2013/12/4 Manuel Bärenz <manuel at enigmage.de>
>>
>>> Hi guys,
>>>
>>> I'm giving a presentation on ChucK tomorrow and I wanted to show off
>>> some of the basic features in a live coding session. I found that
>>> creating a vibrato (modulating the frequency) is far too hard. The
>>> example I'm looking at is
>>> http://chuck.cs.princeton.edu/doc/examples/basic/whirl.ck. In an
>>> infinite loop, you have this code:
>>>
>>>     30 + ( Math.sin(t) + 1.0 ) * 10000.0 => s.sfreq;
>>>     t + .004 => t;
>>>
>>> Here, t is a float and s is a SinOsc. Now, what I would have expected is
>>> the following, more intuitive setup outside the loop:
>>>
>>> 30 + SinOsc freq_mod => s.freq;
>>> 1 => freq_mod.freq;
>>>
>>> I know that the first line with the "30 + SinOsc" is probably nonsense
>>> in itself, but I could work around that (by using a step UGen for
>>> example). My actual problem is that you can't chuck a SinOsc into s.freq.
>>> Consider this line:
>>>
>>> SinOsc freq_mod => s.freq;
>>>
>>> I get an error like this:
>>> arguments type(s) do not match:
>>> ... for function 'SinOsc.freq(...)' ...
>>> ...(please check the argument types)
>>>
>>> Is this something that the language is simply not capable of or am I
>>> doing something wrong?
>>>
>>> Best, Manuel
>>> _______________________________________________
>>> chuck-users mailing list
>>> chuck-users at lists.cs.princeton.edu
>>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>>
>>
>>
>>
>> --
>> -Moisés
>>
>> _______________________________________________
>> chuck-users mailing list
>> chuck-users at lists.cs.princeton.edu
>> https://lists.cs.princeton.edu/mailman/listinfo/chuck-users
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.cs.princeton.edu/pipermail/chuck-users/attachments/20131205/806febf0/attachment.html>
```