Peter Popov wrote:
> 
> I know how it works, but I had the strange suspicion that for certain
> numbers of blur_samples (so-called hex numbers,
> http://mathworld.wolfram.com/HexNumber.html) the pattern used is a
> regular hexagonal pattern instead. Some code in both consts.inc and
> render.cpp verify my suspicion. However, this is only true for the
> first three hex numbers (1 excluded :) ) and not for all of them,
> which is kinda sad, because I would love to see it at work for, say,
> 169 samples. Even if it just creates hexagonal artifacts instead of
> square ones, it will still be better, esp. considering that in real
> life most shutters are hexagonal.

MLPov 0.8 contains an extension of the focal blur functionality called
'bokeh_pigment' that allows detailed control of this.

Christoph

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