Not to change the subject in this thread,

but am I right in thinking that most Csounders consistently use the
diskin family of opcodes instead of loscil?
diskin seems much more straightforward to use and I've never had a
problem with it.

On 4/21/06, Prent Rodgers <prentrodgers@comcast.net> wrote:
> The first word in my note should have been "loscil" looping. Spell
> checker "fixed" it to "oscilloscope" for me. Thank you.
>
> Prent Rodgers wrote:
> > Ben,
> >
> > oscilloscope looping doesn't always do what you think it should. I use
> > it extensively in my Csound work and have learned to avoid the quirks.
> > If you want to use looping, the format has to be .aif, not .wav. I use a
> > program called Awave Studio to correct the loop points, which are
> > notoriously tough to get right. http://www.fmjsoft.com/awavestudio.html
> > has it for sale.
> >
> > For each sample I use, I need to keep track of if it has a loop or not,
> > and if it is stereo or mono. I store that info in variables iwavchan and
> > iloop in this fragment. kcps2 is the frequency adjusted to the nearest
> > cent, ifno is the sample function table, ibascps is the base frequency
> > of the sample as recorded.
> >
> >
> >  ; calculate the frequency, the right sample to use, and other factors
> > first
> >  ; Four choices: Mono looping, stereo looping, mono no-loop, stereo no-loop
> >  if iwavchan = 4 goto akaimono
> >  if iloop = 0 goto noloops
> >  ; Stereo with loop
> >  a3,a4 loscil 1, kcps2, ifno, ibascps; stereo sample with looping
> >  goto skipstereo
> >  noloops:
> >  ; Stereo without looping
> >  a3,a4 loscil 1, kcps2, ifno, ibascps,0,1,2 ; stereo sample without
> > looping - note that 1,2 is bogus workaround
> >  goto skipstereo
> >  akaimono:
> >  if iloop = 0 goto noloopm
> >  ; Mono with looping
> >  a3 loscil 1, kcps2, ifno, ibascps ; mono sampling with loop
> >  a4 = a3
> >  goto skipstereo
> >  noloopm:
> >  ; Mono without looping
> >  a3 loscil 1, kcps2, ifno, ibascps,0,1,2 ; mono AIFF sample without loop
> >  a4 = a3
> >
> >  skipstereo:
> >   ; apply the envelope
> >
> > Ben Collver wrote:
> >> I could not get looping to work using loscil.
> >>
> >> The manual states "If sampling reaches the sustain loop endpoint and
> >> looping is in effect, the point of sampling will be modified and loscil
> >> will continue reading from within that loop segment."
> >>
> >> How do I set it so that looping is in effect?  Would someone show me an
> >> example orchestra and score?
> >>
> >> Thank you,
> >>
> >> Ben
> >
>
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