Yep - vcf~ is essentially a wrapper for cpole~. cheers M
On Sat, Apr 12, 2014 at 02:10:19PM -0300, Alexandre Torres Porres wrote: > that's great to know, thanks! > > Let me just see if I get a bit of the theory. Can I get [vcf~] with just > one [cpole~] object and the right coeficients? > > Cheers > > > 2014-04-12 13:36 GMT-03:00 Miller Puckette <[email protected]>: > > > They're quite different. bp~ is the cheapest possible bandpass filter > > (as far as I know). vcf~ is a one-pole complex filter whose outputs are > > the real and imaginry parts. The real part may be used as a resonant > > bandpass filter and the imaginary as a resonant low-pass filter, but > > they can be combined to make other possibilities. > > > > It's possible to graph their frequency responses using the help patch > > "H10.measurement.pd' in 3.audio.examples. > > > > cheers > > Miller > > > > On Sat, Apr 12, 2014 at 04:28:11AM -0300, Alexandre Torres Porres wrote: > > > Hi there, who can confirm that both [bp~] and [vcf~] are exactly the > > really > > > same thingy? The code looks quite different... > > > > > > Moreover, why the two outlets for vcf~? Help doesn't say anything. > > > > > > Thanks > > > > > _______________________________________________ > > > [email protected] mailing list > > > UNSUBSCRIBE and account-management -> > > http://lists.puredata.info/listinfo/pd-list > > > > _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
