[chuck-users] confused about time/control

[Stefan Blixt]

I think it's customary to wait on a midi event instead of regular pauses,
like:

min => now;

while( min.recv( msg ) )
(...)

Check out the midi section in the docs:
http://chuck.cs.princeton.edu/doc/language/event.html#midi



On Thu, Oct 23, 2014 at 3:59 AM, Peter Lutek <peter at peterlutek.com> wrote:

> On 2014-10-22 13:12, Moisés Gabriel Cachay Tello wrote:
>
>> In order to advance 'now' and make it eventually equal or higher than
>> 'later' you should put inside your loop something like:
>>
>> now + 5::second => time later;
>> while(now < later) {
>>   ...
>>   1::second => now;
>> }
>>
>
> ok, so now it works sometimes, but other times ChucK crashes, with this
> error:
> chuck: pthread_mutex_lock.c:62: __pthread_mutex_lock: Assertion
> `mutex->__data.__owner == 0' failed.
>
> any clues?
>
> here's the code, as it stands:
>
> /////////
>
> // set up MIDI
> MidiIn min;
> MidiOut mout;
> MidiMsg msgin;
> MidiMsg msgout;
>
> // connect to port 1 and print result
> <<<"","">>>;
> <<<"MIDI-in then MIDI-out:","">>>;
> <<< min.open(1),"" >>>;
> <<< mout.open(1),"" >>>;
> <<<"","">>>;
>
> dur beat;
>
> now + 30::second => time later;
> while( now < later ){
>        if( min.recv(msgin) ){
>                   ( msgin.data3 + 10 ) * 50::ms => beat;
>                   <<<beat>>>;
>               }
>               50::ms => now;
> }
> <<<"done">>>;
>
> //////////
>
> thanks for any help... cheers!
>
> .pltk.
>
>
> --
> Peter Lutek
> improvising musician in Toronto, Canada
> http://peterlutek.com
> _______________________________________________
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> chuck-users at lists.cs.princeton.edu
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>



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