Christoph Hormann wrote:
> JRG wrote:
> 
>>
>> Neat! I love them. Nice metal-glass combo. Of course caustics look way 
>> too sharp for such a diffuse lighting.
>>
> 
> That's right - although you can get caustics even from diffuse lighting 
> in real life these look quite different,  possible solutions would be to 
> add a light source in the final render to make it look like more direct 
> light or to have much higher quality radiosity settings to get sharper 
> shadows from the HDR map.

Either that or simply smoothen the caustics by using a very large area 
light (with the area_light flag in the photons block) in your first pass.

--
Jonathan.

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