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On 03/11/2016 10:17 AM, William F Pokorny wrote:
>
> I am on Ubuntu 14.04 - as is Jamie normally - and using
> 3.7.1-alpha.8514084.unofficial.
>
> I am starting to wonder if this is another windows/unix difference. I
> think Christoph said something like a direction of 0 renders nothing. If
> I change Jamie's directional functions only to :
>
> direction {
> function { sin(select(x,(x+0.5)*2,(x*2)) * 2 * pi - pi) *
> cos(pi / 2 - (1-(y+0.5))*pi) }
> function { sin(pi / 2 - (1-(y+0.5))*pi) }
> // function { cos(select(x,(x+0.5)*2,(x*2)) * 2 * pi - pi) *
> cos(pi / 2 - (1-(y+0.5))*pi) }
> function { 1 }
> }
>
> I do see a result though not the correct one. Guess I'll see if I can
> step back to 8509766 first.
>
> Bill P.
8509766 gives me the same result on Ubuntu 14.04.
Interesting too is that changing the z directional function to:
function { 0.1+cos((select(x,(x+0.5)*2,(x*2)) * 2 * pi) - pi) * cos(pi /
2 - (1-(y+0.5))*pi) }
gives a partial image.
Bill P.
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