Thanks Steven, I had forgotten about your article. It's not quite what
I'm looking for but now that I think of it I'm not sure what I am
doing can be done with a UDO. I need so simplify my example. I'll get
back you on it! Thank for taking a look.

Rory.

2008/11/25 Steven Yi <stevenyi@gmail.com>:
> Hi Rory,
>
> I'm not sure if this is exactly what you're after, but I had done this UDO:
>
>    opcode yi_add_table,a,ikko
>
> itable, kenv, kpch, i_index xin
>
> itablesize = ftlen(itable)
>
> ifreq tablei i_index, itable
> iamp tablei i_index + 1, itable
>
> kfreq = kpch * ifreq
>
> if (iamp > 0) then
>  asig oscil3 iamp, kfreq, gi_sine
> else
>    asig = 0
> endif
>
> kcount = 0
> kenv_local = kenv
>
> loopStart:
>
> kenv_local = kenv_local * kenv
>
> loop_lt kcount, 2, i_index + 2, loopStart
>
> asig = asig * kenv_local
>
> aout = asig
>
> if (i_index < itablesize - 2) then
>   anextsig yi_add_table itable, kenv, kpch, i_index + 2
>    aout = aout + anextsig
> endif
>
> if (i_index == 0) then
>   aout balance aout, asig
> endif
>
>    xout aout
>
>   endop
>
> in this Csound Journal article:
>
> http://www.csounds.com/journal/2006summer/controlFlow_part2.html
>
> Maybe that helps?
>
> steven
>
>
> On Mon, Nov 24, 2008 at 11:58 AM, Rory Walsh <rorywalsh@ear.ie> wrote:
>> Thanks Steven, changing khrm to an i-rate variable works as one would
>> expect. But using a kgoto doesn't work either. I'm assuming that
>> something like this can be done?
>>
>> Rory.
>>
>>
>> 2008/11/24 Steven Yi <stevenyi@gmail.com>:
>>> Hi Rory,
>>>
>>> I think there must be an issue when you change your comparison against
>>> the 10 (constant) to the khrm (k-rate) that the type of goto must be
>>> changing.  Could you do a test making khrm as ihrm to see if that
>>> works?
>>>
>>> steven
>>>
>>> On Mon, Nov 24, 2008 at 8:30 AM, Rory Walsh <rorywalsh@ear.ie> wrote:
>>>> One of my students was asking if there is a version of the the buzz
>>>> opcode that has a fade-in for each harmonic so that pops do not occur
>>>> in the output. I didn't know if there was and couldn't find on in the
>>>> manual so I set about doing a simple UDO for him. Here's what I have,
>>>> the problem is explained below:
>>>>
>>>>        opcode testBuzz, a, kikip
>>>> kamp, ifreq, khrm, ifn, icnt   xin     ; read input parameters
>>>> if (icnt >= 10) goto skip
>>>>   kenv linseg 0, 0.1, 1, 1, 1
>>>>   a1   testBuzz kamp*kenv, ifreq, khrm, ifn, icnt+1
>>>> skip:
>>>>   aout oscil kamp/khrm, ifreq*icnt, ifn
>>>>        xout (aout+a1)                 ; write output
>>>>        endop
>>>>
>>>> The problem is that if I use khrm instead of 10 in my test against
>>>> icnt, csound will baulks out at init-time. Any suggestions as how can
>>>> I do this? I'm trying to use that hkrm value toset the number of
>>>> harmonics.
>>>>
>>>> Rory.
>>>>
>>>>
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>>>>
>>>
>>>
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>>>
>>
>>
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>
>
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