Jaime Vives Piqueres wrote:

> 
>> Does anyone here know about such POV macros/external programs to do 
>> this job?
> 
> 
> Here are my experiments on that matter:
> 
> http://www.ignorancia.org/en/index.php?page=Heightfield_based_Isosurfaces
> 
> Indeed, it is an interesting method, but very slow with radiosity (not 
> to talk about media... ;).
> 
> Regards,
> 
> -- 
> Jaime

The image, /hf2iso-070424-1.jpg

for me goes beyond merely a 'realistic' portrayal of rocks.  It actually 
conjures memories of the sublime confrontation of landscape I 
experienced as a boy canoeing in Northern Ontario.

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