I got about five. And three of Andres' today.

Victor
----- Original Message ----- 
From: "Steven Yi" 
To: "Developer discussions" 
Sent: Tuesday, October 07, 2008 5:57 PM
Subject: Re: [Cs-dev] Csound5 glitching


> How many did you get? I only sent one copy of this email and only one
> shows up on Nabble:
>
> http://www.nabble.com/Csound5-glitching-td19814363.html
>
> and is not about 0.51, but rather the division by the curTime_inc
> which is already 1/kr, which is different than what was in Csound4,
> which is just multiplying by kr.
>
> On Tue, Oct 7, 2008 at 1:45 AM, Victor Lazzarini
>  wrote:
>> why do we keep getting copies of Steven's messages?
>>
>> At 16:02 06/10/2008, you wrote:
>>>Hi All,
>>>
>>>Just to note, there is also some code with 0.51 in schdofftim in
>>>insert.c (just wanting to point out differences I'm finding between
>>>Csound4 and Csound5).
>>>
>>>Another thing I found in sensevents; in Csound 4 there is:
>>>
>>>if (O.Beatmode)
>>>         kcnt = RNDINT(((double) nxtbt - (double) curbt)
>>>                                     * (double)
>>>ekrbetsiz);/*(long)((nxtbt - curbt) * ekrbetsiz + FL(0.5));*/
>>>       else
>>>         kcnt = RNDINT(((double) nxtim - (double) curp2)
>>>                                     * (double) ekr);/*(long)((nxtim -
>>>curp2) * ekr + FL(0.5));*/
>>>
>>>and Csound 5 there is:
>>>
>>>/* calculate the number of k-periods remaining until next event */
>>>       if (O->Beatmode)
>>>         csound->cyclesRemaining =
>>>           RNDINT((csound->nxtbt - csound->curBeat) / 
>>> csound->curBeat_inc);
>>>       else
>>>         csound->cyclesRemaining =
>>>           RNDINT((csound->nxtim - csound->curTime) / 
>>> csound->curTime_inc);
>>>
>>>One is doing a multiplication and the other a division.  In Csound5,
>>>curTime_inc looks like it is set as:
>>>
>>>  p->curTime_inc = 1.0 / (double) p->ekr;
>>>
>>>in Engine/otran.c.  I could see losing precision with the division by
>>>the value that is already 1/kr, so perhaps something is happening
>>>there?
>>>
>>>Thanks!
>>>steven
>>>
>>>
>>>
>>>On Mon, Oct 6, 2008 at 3:26 AM, jpff  wrote:
>>> > Yes; tried replacing 0.51 with 0.5 -- did not fix it.  The problem is
>>> > before then as it is already wrong before it calls expire -- the
>>> > problem is the next bnot being too late, not the expiry being wrong.
>>> > ==John ffitch
>>> >
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>>
>> Victor Lazzarini
>> Music Technology Laboratory
>> Music Department
>> National University of Ireland, Maynooth
>>
>>
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