[Bf-committers] Render time doubled from 2.41 to current CVS version when using raytracing?

[Joe Eagar]

Stephane SOPPERA wrote:
> Ton Roosendaal a écrit :
>> Hi Stephane,
>>
>> The only reason I can think of is that raytracing uses diferent 
>> options now... however, a testing file rendering in 30 minutes isn't 
>> very useful for test.
>> You can help me by testing different simple setups and evaluate which 
>> of the features causes the longer render time.
> That's what I'm trying to do but I'm unsuccessful yet.
> I'll tell you when I'll have found something.
>
> By the way I remember something strange: when rendering with current 
> CVS, it seems that for each tile of the image, there are two renders. 
> I see a first pass that is darker than the final image and then a new 
> pass that build the final image. What are those two passes?
>
> Thanks,
> Stéphane
I believe the second "pass" is simply the tile being gamma-corrected.

Joe