On 17-3-2016 21:03, Jaime Vives Piqueres wrote:
>    No teddy bear yet... but I tried with a towel model from archive3d
> (tried to model one with Megapov simcloth, but didn't get anything decent).
>
>    I figured a better method than tracing the threads: instead, I just
> loop over all the triangles, then for each triangle I place 20 hairs at
> randoms points on the triangle surface. I searched on the internet for
> methods to do this, but as I didn't understand any of them due to my
> poor knowledge of formal math notation, I ended up doing my own thing to
> find random points on a triangle surface... it's ugly, slow and surely
> inefficient, but works fine visually.

I never got to tracing threads on something like this and suspected that 
there would be problems with the folds. Your hgpovray methods seems to 
really work well indeed. It forms an excellent proof-of-concept for 
regular development on POV-Ray's main branch one day :-)

-- 
Thomas

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