Matthias Wieser <mat### [at] gmxde> wrote:
> Warp wrote:

> > David Given <dg### [at] cowlarkcom> wrote:
> >> Isosurfaces were the only way of doing spherical heightfields that I
> >> could find. Are there any other ways?
> > 
> >   Not spherical heightfields per se, but you can create spherical
> >   meshes:
> > 
> >http://wiki.povray.org/content/Documentation:Reference_Section_7.3#The_HF_Macros
> > 

> I tried to use the HF_Sphere macro but it seems that this macro expects a 
> function that provides x,y,z data and gives an error if I specify an 
> height_field definition consisting of an PNG image instead. Any hints?

  You have to give it a pattern function which uses the PNG.

-- 
                                                          - Warp

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