> I now made a version where cutoff and resonance are signals. This > version is a bit more CPU intensive now, as some computations had to > move into the DSP loop to react to the changes in center frequency.
Awesome! To my ears it sounds great - very close to the Csound-version. > I played a bit with a rational tanh approximation from the music-dsp > list but it didn't sound good anymore. If someone wants to play with > other approximations e.g. table lookup: Just change the function > "mytanh". Some optimizations are needed for reducing cpu load, true, I'll look into it. > The filter response gets nasty and loud if the center frequency is near > or above the sampling rate. Maybe it should be restricted as well. But > then, resonance at 1 will make everyone jump, too... Yeah I noticed that aswell. I think the Csound-version has cutoff restricted to 0...1, which is 0...11050 in hertz. Thanks again. /Anton _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
