clipka wrote:
> Thorsten Froehlich <tho### [at] trf de> wrote:
>> Boost / ISO C++ 2009 STL provide suitable random number generators that
>> support distribution over a hemisphere as needed by radiosity code.
>
> Distribution over a hemisphere is not enough for radiosity. There needs to be a
> particular bias towards the "zenith".
For small samples sizes, yes, but for large sample sizes assigning a weight
to samples depending on their hemisphere location gives you the same effect.
Thorsten
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