On 2-5-2017 21:04, clipka wrote:
> Am 02.05.2017 um 08:51 schrieb Thomas de Groot:
>> On 2-5-2017 5:57, Alain wrote:
>> [snip]
>>>
>>> You should set it according to the overall scale of your scene.
>>> The default of 10 mean 1 POV unit = 1 cm. Set it to 1000 if your scale
>>> is 1 POV unit = 1 m, and 25.4 for 1 inch = 1 POV unit.
>>>
>>> In my suggestion, it would make a scene scalled in cm work in mm. So,
>>> you can change mm_per_unit from it's default of 10 to 1 to reflect the
>>> change in overall scale.
>>>
>>>
>>
>> As I wrote in my answer to Stephen, I am shamefully negligent about
>> overall scales and just throw together elements to be brewed in the same
>> pot. I need to be a bit more careful if I want to include SSLT. :-)
>
> Technically, you only need to be careful if you intend to re-use (or
> have others re-use) your SSLT stuff in any other scene.
>
> For instance, if you've concocted a convincing ivory material, that
> ivory material will only look convincing in other scenes if both your
> original scene and the new scene have proper mm_per_unit settings (or if
> both have the mm_per_unit setting screwed up by the same factor).
>

Yes, that was what I thought indeed.

-- 
Thomas

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