Explaining the Scratch Off algorithm of the Hatching brush
boud at valdyas.org
Mon Jun 21 21:05:21 CEST 2010
On Saturday 19 June 2010, LukasT.dev at gmail.com wrote:
> On Saturday, June 19, 2010 17:44:54 JL VT wrote:
> > My original aim with the brush was giving artists a tool to make
> > boring(tm), very regular hatching directly with a tool instead of having
> > to use time-consuming filters. With time I've been thinking of also
> > allowing the user to do a more "organic" hatching too (
> > http://bmia.bmt.tue.nl/Research/MVIAV/IVR/ivrsb/index.php?Page=Hatching ;
> > check the middle skull), but that would take long, I'd surely have to
> > sacrifice not finishing a halftone brush to work on that. I think it's
> > worth the attempt though.
> The pictures you sent are from Volume rendering, which means that the
> hatching is based on 3D information. That's why it looks so cool. I'm not
> sure how do you want to reach that effects? I think it would eat quite a
> lot of time, so my inner feeling is go for the halftone brush.
> What about other devs? boud?
Ack. Of course, having a bit more randomness in the hatching -- for instance
with the middle of the hatch a bit heavier than the ends -- would be cool.
Also, a hatching option where the hatching follows the direction of the cursor
would be nice.
Boudewijn Rempt | http://www.valdyas.org
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