Am 11.09.2011 17:01, schrieb Jaime Vives Piqueres:

>> Am 11.09.2011 16:28, schrieb Jaime Vives Piqueres:
>>> Just tested it, and that's only true if you explicitly set #version to
>>> 3.7, if not it uses 2.2.
>>>
>>
>> ah, well ;) I guess that's the reason I write #version 3.7 AND
>> global_settings {assumed_gamma 1.0} (just to be sure) automatic into
>> every new scene file before doing anything else.
>>
>> -Ive
>>
>
> Curiosly, I noticed that
>
> #version 3.7;
> global_settings{assumed_gamma 2.2}
> background{rgb <213,127,79>/255}
>
> gives a slighty different result than just:
>
> background{rgb <213,127,79>/255}
>
> The last gives back the correct <213,127,79>, while the former gives
> <214,128,78>. ?!?!?
>

looks pretty much like the difference between a simple power 2.2 and the 
sRGB gamma response curve (composed of two functions and just 'close' to 
2.2) to me.

-Ive

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