Claude Heiland-Allen wrote: > chi ball wrote: >> Hi, >> is there a patch using Iterated Function Systems (IFS) ? > > You want to implement an IFS in Pd? > > I think that's a bad idea (unless you want it to be very slow, passing > messages between different objects is not something you want to do > 100000+ times per frame). > > Having said that, I did try it, but didn't have much luck: I did > something like: > > [gemhead] > [t a a a] > [GEMglEnd] [repeat 10000] [GEMglBegin]\[glDefine GL_POINTS] > ... > [GEMglVertex3f] > > but I got GL errors and no image, can't remember the exact message now > though.
I realize now my mistake: trying to use [translate]/[scale]/[rotate] in the wrong context, oops - have to calculate vertex coordinates manually. Attached is a working IFS (for Gem and zexy), should give you some hints on how to play the chaos game. Starts to look fun at 10000 vertices per frame... Claude _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
