hi martin finally i compiled sqosc~ (it worked with the line you posted) and i tested it. unfortunately i could only test with my cheap built-in soundcard. but the external works here. the ability to change the pulse width is very cool.
roman On Thu, 2007-03-15 at 22:12 -0400, Martin Peach wrote: > I use this little script: > > #! /bin/bash > echo "Hello" > gcc -O2 -DPD -export_dynamic -shared -o sqosc~.pd_linux > -I/usr/local/include/ sqosc~.c -L /usr/local/lib > echo "done" > > (Of course you could just copy/paste the line beginning with "gcc" into > a terminal window). > If pd is installed on your system it should work for you too. > After running it in the same directory as sqosc~.c you will have > sqosc~.pd_linux. > As root, copy sqosc~.pd_linux to /usr/local/lib/pd/extra if you want to > install it. > > Martin > > Roman Haefeli wrote: > > i'd really like to check it out, but unfortunately i don't know how to > > compile it on linux. can you help me? > > > > roman > > > > > > On Thu, 2007-03-15 at 00:02 -0400, Martin Peach wrote: > > > >> Did anyone try sqosc~ yet? I'm interested to get feedback on that one. > >> > >> http://pure-data.cvs.sourceforge.net/pure-data/externals/mrpeach/sqosc~/ > >> > >> Martin > >> > >> David Powers wrote: > >> > >>> Hi Roman, I get the following error from your patch, for many of the > >>> tables: > >>> error: 1002-square33: number of points (512) not a power of 2 plus three > >>> > >>> Along with this error, it seems to stop playing somewhere above 360 Hz... > >>> > >>> Thanks for your help, I'm sorry to sound grumpy, it's just that in > >>> searching the archives mostly all I found was my old query for a year > >>> ago. Plus everyone says to use [blosc~] but I posted in my first post, > >>> that [blosc~] is broken, and I believe that it's known, ie here is > >>> says: > >>> http://blog.soundsorange.net/index.php/archives/2006/09/28/exploring-pd-extended/ > >>> "exploring pd extended > >>> 27/9/2006 > >>> CPU load rating > >>> blosc~ - intriguing band limited oscillators, but patch is self > >>> referential and not working" > >>> > >>> Again, a reminder that this isn't really for me, but rather, it's the > >>> list members chance to sell other people on PD being useful, or not, > >>> to the outside world. [vst~] is working great so I can demonstrate > >>> subtractive synthesis with VST's within pure data, but that's > >>> suggesting to people that PD isn't really good for traditional > >>> synthesis... So if you think PD is good for synthesis, let me know > >>> about it!!! > >>> > >>> ***Note: I personally don't use PD with Gem for VJing, and to make > >>> weird generative MIDI sequences, mostly... I never really considered > >>> synthesis a strong point for PD, for reasons that should now be > >>> obvious. > >>> > >>> ~David > >>> > >>> On 3/14/07, Roman Haefeli <[EMAIL PROTECTED]> wrote: > >>> > >>> > >>>> hello again > >>>> > >>>> i improved guenter's bandlimited square a bit. i noticed that it is > >>>> hardcoded to 48kHz and accidently i was running pd at 48kHz, that's why > >>>> it sounded quite good here. however, how far i can see it, the part, > >>>> that selects the appropriate table, is not working as it should. i > >>>> couldn't completely follow, how it works, but it seems to switch only > >>>> correct from tab1 to tab2. for other tabs it switches at too high > >>>> frequencies, which might introduce a bit aliasing. > >>>> in my version the tables are generated on loadbang, which makes the file > >>>> much smaller and easier to adapt for other waveforms. the tabselector is > >>>> now dependent on the sampling rate, so it should sound well at different > >>>> rates now. in order to provide the full spectrum even in low > >>>> frequencies, i added a raw square generator. below a certain frequency, > >>>> the oscillator switches to the raw square version, so that it should > >>>> sound good at arbitrary low frequencies. the number of tables generated > >>>> on loadbang can be changed. a bigger value lowers the frequency, at > >>>> which the oscillator switches to the raw version and vice versa. > >>>> > >>>> i hope you'll have fun with it. > >>>> > >>>> roman > >>>> > >>>> > >>>> On Wed, 2007-03-14 at 04:46 -0600, David Powers wrote: > >>>> > >>>> > >>>>> I found those, but are they really band-limited? I'm fairly sure I > >>>>> hear ugly digital artifacts in the saw. The square appears to be > >>>>> broken, unless I made a mistake cutting and pasting those 1500 lines > >>>>> of code into my text editor (kinda hard to tell). > >>>>> > >>>>> It's 5 30 am here and I've not slept yet :-( > >>>>> > >>>>> I can't believe there's STILL no readily available > >>>>> external/abstraction for such a common synthesis task, I just want a > >>>>> "nice sounding" example that will compare with the VST's which I will > >>>>> be hosting from within PD; right now "ASynth" sounds about 100x better > >>>>> than anything made in PD itself ... > >>>>> > >>>>> Oh and I don't see any "J" example PD patches, my PD patches don't go > >>>>> that high. > >>>>> > >>>>> ~David > >>>>> > >>>>> On 3/14/07, Roman Haefeli <[EMAIL PROTECTED]> wrote: > >>>>> > >>>>> > >>>>>> hello david > >>>>>> > >>>>>> i found examples for a bandlimited saw and bandlimited square by g. > >>>>>> geiger in the archives. might this is what you are looking for. > >>>>>> > >>>>>> http://lists.puredata.info/pipermail/pd-list/2006-05/038681.html > >>>>>> > >>>>>> cheers > >>>>>> roman > >>>>>> > >>>>>> On Wed, 2007-03-14 at 03:05 -0600, David Powers wrote: > >>>>>> > >>>>>> > >>>>>>> Hello everyone, > >>>>>>> > >>>>>>> I tried google and it was no help, and the server for the list archive > >>>>>>> seems to be down temporarily. > >>>>>>> > >>>>>>> Anyway, I'm giving a free (as in free beer) workshop in Chicago in > >>>>>>> about 16 hours, on the basics of digital synthesis. I have decided to > >>>>>>> use Pure Data to give my presentation, and use mostly non-commercial > >>>>>>> software. > >>>>>>> > >>>>>>> However, I'm still missing the following for demonstrating "proper" > >>>>>>> subtractive synthesis: > >>>>>>> 1. Good, out of the box "analog-sounding" filters. I'm using [moog~] > >>>>>>> right now, but I'm not all that satisfied with the sound compared to > >>>>>>> the filters in my favorite VST's ... > >>>>>>> 2. Band-limited square and sawtooth waveforms. > >>>>>>> > >>>>>>> For teaching purposes PD is great, and ideal for my demonstrations. > >>>>>>> But as it is, I'm having to use VST's within PD in order to > >>>>>>> demonstrate a "nice sounding" synth. It would be nice to show that PD > >>>>>>> can do it without using stuff built in Steinberg's format. That would > >>>>>>> also let the Mac people replicate my work, if they are interested. > >>>>>>> Note, nobody in the workshop has ever tried Linux, except me, so Linux > >>>>>>> plugins are not helpful in this case. > >>>>>>> > >>>>>>> I will post my patches after I give the workshop, though they are > >>>>>>> nothing fancy ... just basic: > >>>>>>> sequencer - oscillator - vca - filter. Good for demoing though, I'm > >>>>>>> starting with additive first, then subtractive. > >>>>>>> > >>>>>>> ~David > >>>>>>> > >>>>>>> _______________________________________________ > >>>>>>> PD-list@iem.at mailing list > >>>>>>> UNSUBSCRIBE and account-management -> > >>>>>>> http://lists.puredata.info/listinfo/pd-list > >>>>>>> > >>>>>>> > >>>>>> > >>>>>> > >>>>>> ___________________________________________________________ > >>>>>> Der frühe Vogel fängt den Wurm. Hier gelangen Sie zum neuen Yahoo! > >>>>>> Mail: http://mail.yahoo.de > >>>>>> > >>>>>> > >>>>>> > >>>>>> > >>>>> _______________________________________________ > >>>>> PD-list@iem.at mailing list > >>>>> UNSUBSCRIBE and account-management -> > >>>>> http://lists.puredata.info/listinfo/pd-list > >>>>> > >>>>> > >>>> > >>>> > >>> _______________________________________________ > >>> PD-list@iem.at mailing list > >>> UNSUBSCRIBE and account-management -> > >>> http://lists.puredata.info/listinfo/pd-list > >>> > >>> > >>> > >> _______________________________________________ > >> PD-list@iem.at mailing list > >> UNSUBSCRIBE and account-management -> > >> http://lists.puredata.info/listinfo/pd-list > >> > > > > > > > > ___________________________________________________________ > > Telefonate ohne weitere Kosten vom PC zum PC: http://messenger.yahoo.de > > > > > > _______________________________________________ > > PD-list@iem.at mailing list > > UNSUBSCRIBE and account-management -> > > http://lists.puredata.info/listinfo/pd-list > > > > > _______________________________________________ > PD-list@iem.at mailing list > UNSUBSCRIBE and account-management -> > http://lists.puredata.info/listinfo/pd-list ___________________________________________________________ Telefonate ohne weitere Kosten vom PC zum PC: http://messenger.yahoo.de _______________________________________________ PD-list@iem.at mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
