If you would note the changes I would be happy this summer to provide an (unpublshed) update of the code. I simply dont have the time these days to spend with CM, I hope to have a new release in the fall but at this point I can’t even be certain Ill have time for that!
> On Mar 7, 2016, at 7:12 AM, Rob Howiler <[email protected]> wrote: > > Hi Ben - Thanks for the heads up. Johannes helped me figure out that I > needed to call “wait” as a function. It’s kinda tricky using the Metalevel > book with all the changes to the language since it was written, but I’m > getting there. I appreciate everyone’s help & everyone’s patience. >> On Mar 6, 2016, at 8:02 PM, Ben McAllister <[email protected]> wrote: >> >> Looks like you're missing some parens around your call to wait - this >> does the trick for me: >> >> (define (riff knum rhy) >> ;;generate an upward strum of notes >> (let ((rate (rhythm->seconds (/ rhy 4) 60))) >> (process repeat 5 >> for k from (+ 39 (mod knum 13)) by 13 >> do >> (mp:midi :key k :dur rate :amp .3 :chan 0) >> (wait rate)) >> )) >> >> On Thu, Mar 3, 2016 at 10:10 AM, Rob Howiler <[email protected]> wrote: >>> Hi >>> Thanks in advance for helping me with my questions. I know I am becoming a >>> bore with these newbie questions…. >>> >>> Anytime I try to use :time (now) in a :mp:midi statement (or perhaps it’s >>> the “rate” part), I get all sound at once when it should sound >>> sequentially. I’m defining a couple of helper apps (as per Notes from the >>> Metalevel which I understand is outdated in some ways, language-wise. >>> >>> (define (bpm->seconds bpm) >>> (/ 60.0 bpm)) >>> >>> (define (rhythm->seconds rhy tempo) >>> (* rhy 4.0 (bpm->seconds tempo))) >>> >>> (define (riff knum rhy) >>> ;;generate an upward strum of notes >>> (let ((rate (rhythm->seconds (/ rhy 4) 60))) >>> (process repeat 5 >>> for k from (+ 39 (mod knum 13)) by 13 >>> do >>> (mp:midi :key k :amp .3 :chan 0) >>> wait rate))) >>> (sprout (riff 48 0.5)) >>> >>> ….gives all sound as a chord. >>> >>> using (riff 48 0.5) just gives #<lambda ({time}-968)> in the listener >>> window (the number increases sequentially each time I try to evaluate the >>> (riff 48 0.5) expression). >>> >>> Also, if I use >>> (define (riff knum rhy) >>> ;;generate an upward strum of notes >>> (let ((rate (rhythm->seconds (/ rhy 4) 60))) >>> (process repeat 5 >>> for k from (+ 39 (mod knum 13)) by 13 >>> do >>> (mp:midi :key k :time (now) :amp .3 :chan 0) >>> wait rate))) >>> (riff 48 0.5) - or (sprout (riff 48 0.5)) >>> give me no sound with #<unspecified> in the listener window. The :time >>> (now) is the only thing that’s different. >>> >>> Thanks again for your help and patience. >>> Rob >>> >>> ------------------------------------------------------ >>> Dr. Rob Howiler >>> Academic Computing Services Coordinator >>> Assistant Professor of Music >>> [email protected] >>> (864) 833-8324 >>> ------------------------------------------------------ >>> >>> >>> -- >>> >>> ------------------------------ >>> <http://www.presby.edu> >>> >>> _______________________________________________ >>> Cmdist mailing list >>> [email protected] >>> https://cm-mail.stanford.edu/mailman/listinfo/cmdist >> >> >> >> -- >> Ben McAllister | listenfaster.com | @listenfaster | tuktuband.com | >> c: 206.849.3183 > > > ------------------------------------------------------ > Dr. Rob Howiler > Academic Computing Services Coordinator > Assistant Professor of Music > [email protected] > (864) 833-8324 > ------------------------------------------------------- > > > -- > > ------------------------------ > <http://www.presby.edu> > > _______________________________________________ > Cmdist mailing list > [email protected] > https://cm-mail.stanford.edu/mailman/listinfo/cmdist _______________________________________________ Cmdist mailing list [email protected] https://cm-mail.stanford.edu/mailman/listinfo/cmdist
