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Am 07.12.2013 19:18, schrieb Le_Forgeron:
>> (Feature request: memory mapped uncompressed on-disk lookup tables. I've
>> given up trying to feed Povray really huge datasets because the time
>> taken to load them into memory is crippling. If I can just leave them on
>> disk and use mmap() instead, then not only does only the part of the
>> data I need get loaded, but it remains loaded between runs. Loads, loads
>> faster. It's not even slightly hard when using Boost;
>> boost::memory_mapped_source works everywhere.)
>>
> It would be fine for a pigment (evaluation of some points only, when
> intersection spot them), but not with a set of triangles which must all
> be tested for intersection against all rays.
Mesh has its own internal bounding mechanism, so no need to look up each
and every triangle.
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