Yes, a pretty big difference. pvcollect will typically use more CPU
than an equivalent PV_MagMul, in part because it creates a whole
little mesh of UGens rather than being a single UGen. It can do more
things though, so that's the tradeoff.
Dan
2008/5/6 tom tlalim <
tlalists@...>:
> hi all,
> for bin scaling there's also pvcollect (which seems nice and intuitive to
> me)
> scott, dan, is there a performance difference between PV_MagMul and
> pvcollect?
>
> grtz
>
>
> (
> b = Buffer.alloc(s, 1024, 1);
> d = Buffer.alloc(s, 1024, 1).setn(0, 0!1024);
> w = GUI.window.new("~", Rect(0, 200, 1024, 150)).front;
> m = GUI.multiSliderView.new(w, Rect(0, 0, 1024, 150))
> .value_(0!512)
> .gap_(0)
> .thumbSize_(2)
> .valueThumbSize_(2)
> .action_({|me| d.set(me.index, me.value[me.index])});
>
> x = {
> var in, chain, v;
> in = WhiteNoise.ar(0.5);
> chain = FFT(b.bufnum, in);
> chain = chain.pvcollect(b.numFrames, {|mag, phase, index|
> [mag*Index.kr(d.bufnum, index);, phase]
> });
> Out.ar(0, 0.5 * IFFT(chain).dup);
> }.play(s);
> )
> )
>
>
> On Mon, May 5, 2008 at 5:14 PM, Jan Trutzschler <
sc3@...>
> wrote:
>>
>> Iannis,
>> i've been developing a multitracker for a while now:
>> it's pretty open for all sort of things:
>> soundfiles, functions, files, patterns, events
>> a current snapshot is at:
>> <
http://www.sampleAndHold.org/spool/teaLips_20080505.zip >
>> This lib is still under heavy development, but most things work and
>> the gui is cross-platform. And the help-file is outdated.
>> You can do a:
>>
>> MultiTracker.new.gui;
>>
>> and select "textFiles" on the right. there you can open some text
>> files with code and place them (using enter) on the timeline.
>> Contact me off-list for more info.
>>
>>
>> Best,
>> Jan
>>
>>
>>
>> On May 5, 2008, at 11:52 AM, Iannis Zannos wrote:
>>
>> > I am looking for the following 2 tools:
>> > 1. A time-line editor that can be used to store timed numeric
>> > values on a track and play them back (for example as MIDI messages
>> > sent to control other software).
>>
>> _______________________________________________
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>>
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>>
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>
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