Derek, Thanks for the complete list! This is very helpful.
I was hoping to start off by using Vanilla-only objects. Does anyone have some good examples of how [biquad~] can be used to replicate standard low/high/band pass filters w/ q? Any other ideas? ~brandon On Sun, May 17, 2009 at 4:35 AM, Derek Holzer <de...@umatic.nl> wrote: > Hi Brandon, > > here ya go! > > VANILLA PD > > *SIGNAL CONTROLLED* > > vcf~ > moog~ > > *MESSAGE CONTROLLED* > > lop~ > bp~ > hp~ > biquad > > PD-EXTENDED/EXTERNAL LIBRARIES > > *SIGNAL CONTROLLED* > > ---IEM Lib filters--- > > vcf_filter~ (building block for following abstractions) > > vcf_bp2~ > vcf_bp4~ > vcf_bp6~ > vcf_bp8~ > > vcf_hp2~ > vcf_hp4~ > vcf_hp6~ > vcf_hp8~ > > vcf_lp2~ > vcf_lp4~ > vcf_lp6~ > vcf_lp8~ > > vcf_rbp2~ > vcf_rbp4~ > vcf_rbp6~ > vcf_rbp8~ > > *MESSAGE CONTROLLED* > > ---IEM Lib filters--- > > filter~ (building block for following abstractions) > > bpq2~ > bpw2~ > bsq2~ > > hp1~ > hp2~ > hp2_bess~ (can go from 2-10 order) > hp2_butt~ (can go from 2-10 order) > hp2_cheb~ (can go from 2-10 order) > hp2_crit~ (can go from 2-10 order) > > lp1~ > lp2~ > lp2_bess~ (can go from 2-10 order) > lp2_butt~ (can go from 2-10 order) > lp2_cheb~ (can go from 2-10 order) > lp2_crit~ (can go from 2-10 order) > > ---GGEE--- > > (Generate biquad coefficients) > bandpass > highpass > lowpass > > Maybe I missed some? ;-) > > Best! > D. > > > > brandon zeeb wrote: > >> Hallo, >> >> How does everyone implement basic resonant filters, ie: LPF, HPF, BPF, in >> Puredata? [lop~], [hip~], and [bp~] are nice, and can easily be strung >> serially to create 2nd, 3rd, and 4th order filters, but lack q. >> >> [biquad~] seems up to the task, but I'm unable to find any information in >> the help file or docs online pertaining to how one could replicate standard >> filters using this object. >> > > -- > ::: derek holzer ::: http://blog.myspace.com/macumbista ::: > http://www.vimeo.com/macumbista ::: > ---Oblique Strategy # 164: > "Twist the spine" >
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