Alain napsal(a):
> nemesis nous apporta ses lumieres en ce 2007/11/11 12:28:
>> Jan Dvorak <jan### [at] centrumcz> wrote:
>>> Hello,
>>>   When I use double_illuminate in a radiosity scene it does nothing (it
>>> does get double_illuminated by light_sources).
>>> Here's a scene to illustrate:
>>>
>>> Is it a bug or it is intentional?
>>
>> it's not a bug!  There are no light sources in pure radiosity, so you 
>> shouldn't
>> expect an object to get "doubly illuminated".  Use at least one 
>> light_source
>> together with radiosity.
>>
>> It's the same for reflection:  no light_sources, no reflection.
>>
>>
>>
> You can always see an object with a high ambient value in a reflection 
> without any light.
> Not the case with photons. No light_source = no photons.
> 
I use a plain white background + radiosity to light the scene. Or I use 
a blue gradient and a yellowish light_source.

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