When you have multiple layers of translucent objects, it is possible to get
some odd effects.

On Thu, Sep 2, 2010 at 8:01 AM, Pshemak Maslak <[email protected]> wrote:

>  A case of odd outcome.
>
> I have run the following in 12.0.11 and 12.1.9 (and compared to 12.0,8
> which I happen to have on my website)::
>
>                   isosurface cutoff 0.09 resolution 5 phase color
> translucent 7 atomicOrbital 2 0 0 1.0
>
> One would expect three concentric isosurface spheres, the big "outside"
> one (red) and two small "inner" ones with the bigger of the two also red
> and the smallest blue; with all partially translucent.
>
> That is indeed what is observed for 12.0.8, 12.011 and 12.1.9.
>
> However rotation of the object leads to partial (12.0.11) or almost
> complete (12.1.9) "occlusion" of the most inner sphere as if the middle
> sphere had lost transparency of one of its halves.
>
> It is difficult to describe, but clearly visible if the above script is
> executed in all three Jmol versions, side by side.
>
> Not a big issue, but....
>
> PM
>
>
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