Explaining the Scratch Off algorithm of the Hatching brush

Boudewijn Rempt boud at valdyas.org
Mon Jun 21 21:06:13 CEST 2010

On Sunday 20 June 2010, Adam C. wrote:

> Just an idea:
> Use the pressure sensitivity,
> on low pressure, hatch a big area with few lines,
> on high pressure, hatch a small area with many lines.
> Also the "direction history" could be taken into account. if making a long
> curve, it is a sharp edge, if making many turns, it would be an area.
> I don't know, if it would be usable, how much time it would take to
> develop and if it's feasible for gsoc.

I think these are good suggestions. It might be not all that hard to 
implement, since we already have some brush engines that use direction, for 

Boudewijn Rempt | http://www.valdyas.org

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