"jr" <cre### [at] gmailcom> wrote:
> William F Pokorny <ano### [at] anonymousorg> wrote:
> > ...
> > What I had in mind was to create two pigments which are planar image
> > maps of say sliceDown00.png and sliceUp00.png, respectively. Call these
> > PigDown and PigUp. (You might need to rotate/scale to align with the
> > final orthographic camera - max_extent() can grab the input image x,y
> > size)
> >
> > Wrap these two pigments in functions (only way they'll get used):
> >
> > #declare FnDown = function { pigment { PigDown } }
> > #declare FnUp = function { pigment { PigUp } }

ok, a first basic test confirms the approach works.  thanks.  it seems that in
the combined pigment, the lines are less smooth than in the two source images.
need to explore this over the coming days.  did I say "thank you"?  :-)


regards, jr.

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