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?

-- 
Best regards,
Matthias

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