ingo wrote:
>>A photon map is a 3d data structure,
> 
> Not related to the thread, but would this mean that the datastructure 
> could be converted in a density_file (df3)?

To get usable data from this the density file would need an extreme 
resolution (and therefore file size).  And most of it would contain no 
data at all, only those grid positions where one or more photons are 
located.

Christoph

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