On 14-4-2012 12:00, Le_Forgeron wrote:
> Le 14/04/2012 09:06, Thomas de Groot nous fit lire :
>> On 14-4-2012 0:11, Alain wrote:
>>> As of version 3.6 onward, +bxxx (Output File Buffer) is useless and
>>> silently ignored.
>>>
>> Now that you mention this, since version 3.7 I have been using +bm2 in
>> my ini out of habit. However, I am unable to find any reference to it in
>> the docs and I don't remember its purpose. I am feeling a bit stupid
>> now... :-)
>
> BM is bounding method (1 or 2, but can be disabled with -B )
> Default is 1 (traditional bounding box).
> Method 2 is using a BSP Tree (binary space partition tree)
>
> Some pathological scenes get benefit from method 2... or detriment.

OK. Then note that +BM1, or +BM2, or Bounding_method, do not exist as 
terms in the documentation index. Only BSP or BSP bounding refer to the 
paragraph.

Thomas

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