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Author Topic:   sharper grains
taylor12k
Member
posted 13 November 2005 23:18         Edit/Delete Message   Reply w/Quote
is there a way to make the grains in GrainCloud have sharper attacks? right now it's all very smooth, but i'm looking for grains that create pops and very noticable cuts in the sound.... much like the GRM Tools "Shuffler" plug in with its envelope control all the way to the left.

the GrainEnv parameter help even says something about the "classic smooth grain envelopes"...

is the answer in this parameter or perhaps in the grain waveform?

thanks

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KX
Member
posted 14 November 2005 03:32         Edit/Delete Message   Reply w/Quote
Have you tried to use a GrainEnv set to Square? That way the amplitutude env is the "absolute" amp grain env, i.e. no smoothing. I think gauss is the default env wich prevent sharp attacks.

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taylor12k
Member
posted 14 November 2005 06:44         Edit/Delete Message   Reply w/Quote
sounds like that's what i'm looking for... do i simply type "Square" there?


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KX
Member
posted 14 November 2005 08:47         Edit/Delete Message   Reply w/Quote
Usually Kyma will find the wave on your drive if you type "square"
or you can locate the file manualy by clicking on the disk icon.

[This message has been edited by KX (edited 14 November 2005).]

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taylor12k
Member
posted 14 November 2005 11:51         Edit/Delete Message   Reply w/Quote
there's a disc icon on the GrainEnv parameter? sorry, i'm not @ home now.. so i can't check it out..... certainly, if there is.. i'll be fine from there.....


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SSC
Administrator
posted 14 November 2005 12:03         Edit/Delete Message   Reply w/Quote
Try Rectangular or RectangularSmoothed

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taylor12k
Member
posted 14 November 2005 12:04         Edit/Delete Message   Reply w/Quote
great.. can't wait to try it one of those things i've never noticed/tried.. and haven't found Kyma's grains to be exactly what i'm looking for.... but.. this could change all that!

thanks!

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SSC
Administrator
posted 14 November 2005 13:56         Edit/Delete Message   Reply w/Quote
Also...the wavetable called

ahhhhhhh.aif

gives a completely new dimension to your granular entertainment.

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taylor12k
Member
posted 14 November 2005 13:58         Edit/Delete Message   Reply w/Quote
the wavetables are all single-cycle, yes? any interesting results from using actual multi-cycle, or regular samples as the grain envelope? will it let you?

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SSC
Administrator
posted 14 November 2005 15:30         Edit/Delete Message   Reply w/Quote
Grain evnelopes should be 4096 sample wavetables.

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taylor12k
Member
posted 14 November 2005 15:32         Edit/Delete Message   Reply w/Quote
ahh, yes, now i remember the wavetable 4096 rule.. thanks!

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keph
Member
posted 14 November 2005 17:27         Edit/Delete Message   Reply w/Quote

you can throw any 4096 sample wavetable in there. think of it like a vca on that length of sound (determined by the duration). consider how a complex wave, with negative and postive values, may affect the sound.

in the GrainCloud sound you used to be able to create continuously updated waveforms even though there isn't a FromMemoryWriter option. you would simply read and write a file of the same name and it would update at the end of each cycle. you may need to window the waveform though to deal with clicks.

i never tried it on the GrainEnv waveforms but that could be interesting if it works. too bad I am travelling away from my capy for the next couple weeks.

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KX
Member
posted 14 November 2005 23:37         Edit/Delete Message   Reply w/Quote
Do you mean the ram updates at each cycle? I tought the waveform
was in Ram from compile to the end (cntrl+K)...

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SSC
Administrator
posted 15 November 2005 08:20         Edit/Delete Message   Reply w/Quote
True, it is always reading from the same point in memory. However, if you schedule a MemoryWriter in parallel, you can be continuously changing the *contents* of that memory.

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keph
Member
posted 15 November 2005 11:51         Edit/Delete Message   Reply w/Quote
quote:
Originally posted by SSC:
True, it is always reading from the same point in memory. However, if you schedule a MemoryWriter in parallel, you can be continuously changing the *contents* of that memory.

if you take a look in the tweaky share/sounds section there is an example called comgran.kym which uses this principle. the sound is badly out of date, but it does work (i have new streamlined version that i'll upload at some point). it does not, however, have the aforementioned windowing.


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