Le 28/01/2010 18:59, Leroy Whetstone nous fit lire :
> 
> Le_Forgeron wrote:
>> Leroy Whetstone a écrit :
>>
>>> Is there a way to calculate a bounding box for a spherical pigment
>>> that uses turbulence?
>>>
>>
>>
>> Huh ?
>> Bounding boxes apply to shapes, not pigment.
>> Even with turbulence, the shape remains perfect.
>>
>> I might not have understood the query.
> 
> What I'm trying to do is scale a turbulent spherical pigment so that it
> fits into a 2 unit square on the z plane. The spherical pattern start at
> one and goes toward zero. What I want to know is a way to calculate the
> minamal point from <0,0,0> where every point farther out will be zero.
> (kind of a bounding box)
> 
> 

Could you post a scene's extract with that turbulence & pattern and the
shape/object you apply it on ?
Unless the way Warp has suggested, I'm afraid of some delusion
(comprehensible delusion due to the mesh-uber-alles approach in the
raytracing world, but delusion with povray nevertheless).

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