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Index › Discussion › Exhibition › virtual chalkboard

Guru YaBB Newbies Offline Posts: 37	virtual chalkboard Mar 9th, 2010, 12:27pm   today i coded a little processing sketch that allows to make chalk like drawings http://www.local-guru.net/blog/2010/03/09/virtual-chalkboard-in-processing

martin_p Junior Member Offline Posts: 70 UK	Re: virtual chalkboard Reply #1 - Mar 9th, 2010, 10:45pm   Very neat, I tried perlin noise in place of random to create an interesting variation? diff.add( new PVector( noise(-f,f), noise(-f, f)));

Bejoscha Full Member Offline Posts: 120	Re: virtual chalkboard Reply #2 - Mar 10th, 2010, 12:49am   Very, very nice. I think it also makes a great visual impression for any kind of "condensation stripes" as left by airplanes or rockets.

Guru YaBB Newbies Offline Posts: 37	Re: virtual chalkboard Reply #3 - Mar 10th, 2010, 3:49am   @martin_p the two parameters in noise are the x and the y coordinates of the virtual plane, and not the range like in random. so it just adds the same offset to all the points. @Bejoscha nice idea!