[Impromptu] Bidule/Impromptu Crash

[Andrew Sorensen]

Note that sys:wait and sys:sleep are now included as standard with v2.0

sys:wait takes an absolute time in samples to wait up at
sys:sleep takes a duration in samples to sleep for


On 29/09/2009, at 12:59 PM, David Smith wrote:

>
> Here is wait function code Andrew sent out a while back.
>
> (define *sys:toplevel-continuation* '())
> (call/cc (lambda (k) (set! *sys:toplevel-continuation* k)))
>
> (define sys:wait
>    (lambda (until-time)
>       (call/cc (lambda (cont)
>                   (callback until-time cont 0)
>                   (*sys:toplevel-continuation* 0)))))
>
> (define test
>    (lambda ()
>       (print 'a)
>       (sys:wait (+ (now) *second*))
>       (print 'b) ;
>       (sys:wait (+ (now) (* 3 *second*)))
>       (print 'c)
>       (sys:wait (+ (now) (* 1/8 *second*)))
>       (print 'd)))
>
> (test)
>
> I use it after calling (load "filename") to give Imromptu a chance  
> to execute the load before calling the next line.
>
> Dave
>
>
>
>
>
> On Sep 28, 2009, at 11:53 AM, David Routledge wrote:
>
>> Hi David :)
>> Thanks for the suggestion.
>> I'm unfamiliar with the wait function.
>> Do you mean I should do something like this:
>> http://snippets.dzone.com/posts/show/7542
>> ?
>>
>> On Mon, Sep 28, 2009 at 10:52 AM, David Smith  
>> <smithd at roughlight.com> wrote:
>>
>> You might try using the wait function to make sure the AU has fully  
>> loaded before you try to update the graph.
>>
>>
>>
>> On Sep 28, 2009, at 1:05 AM, Andrew Sorensen wrote:
>>
>>> Sorry David,
>>>
>>> I don't have bidule so not really sure what the problem might be.
>>>
>>> Cheers,
>>> Andrew.
>>>
>>>
>>> On 24/09/2009, at 6:33 AM, David Routledge wrote:
>>>
>>>> Hi all, and especially Andrew,
>>>> for on this particular occasion I am trying to solve a problem  
>>>> that he may be able to shed some light on.
>>>> When I work through the tutorial here:
>>>> http://impromptu.moso.com.au/tutorials/makeanoise.html
>>>> and use Bidule as my instrument,
>>>> it crashes when I get to evaluating this expression:
>>>> (au:update-graph)
>>>> So essentially, I never get to the point where I can use Bidule.
>>>> This is frustrating as I really want to marry the work I've done  
>>>> in Bidule with Impromptu based work.
>>>> I've discussed the issue with seb at plogue and (though he had no  
>>>> problem getting it to work) he suggested:
>>>> "the update-graph will initialize BiduleAU so the possible  
>>>> reasons for a crash would be :
>>>> - cannot find the license key
>>>> - there's something in the default AU layout causing the crash"
>>>> But I can't find any problem with the license key (for Bidule) or  
>>>> the default AU layout.
>>>> So, I thought I'd ask here, if anyone has any suggestions.
>>>>
>>>> Thanks,
>>>> David Routledge
>>>>
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>>>
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>>
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