[Bf-cycles] Question about Seed

[Brecht Van Lommel]

I would expect it to work, but the result will not be as good as
rendering all samples in one go. Weighting them correctly is indeed
important, if you're adding 600 and 3000 samples, those should get
weights 1/6 and 5/6.

Brecht.

On Tue, Nov 22, 2011 at 10:59 PM, Thomas Dinges <blender at dingto.org> wrote:
> That seems to give better results, right. Still not sure about this.
>
> Am 22.11.2011 22:36, schrieb Jordan Miller:
>> have you tried merging them weighted ("factor" setting) proportionally to the number of samples?
>>
>> jordan
>>
>>
>>
>>
>>
>> On Nov 22, 2011, at 4:19 PM, Thomas Dinges wrote:
>>
>>> Hi Brecht,
>>> I am testing the Seed function atm in the Integrator panel.
>>>
>>> Am I right that images, rendered with different seeds can be merged
>>> together?
>>> So for example:
>>> Image_1 has Seed 1 and 1000 Samples
>>> Image_2 has Seed 5 and 2000 Samples
>>>
>>> Do I have 3000 Samples after merging them together?
>>> I did that in the compositor with the Mix node, factor 0.5 and I used
>>> OpenEXR renders for it.
>>> The combined result was better than the single images, I have the
>>> impression (more noise free).
>>>
>>> Then I rendered another image with 600 samples, and combined it to the
>>> already combined result. Now I have the impression though that the noise
>>> became more again, rather than less.
>>>
>>> So do I something wrong, or is that not supposed to work the way I use
>>> it? :)
>>>
>>> Best regards,
>>> Thomas
>>>
>>> --
>>> Thomas Dinges
>>> Blender Developer, Artist and Musician
>>>
>>> www.dingto.org
>>>
>>> _______________________________________________
>>> Bf-cycles mailing list
>>> Bf-cycles at blender.org
>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>> _______________________________________________
>> Bf-cycles mailing list
>> Bf-cycles at blender.org
>> http://lists.blender.org/mailman/listinfo/bf-cycles
>
>
> --
> Thomas Dinges
> Blender Developer, Artist and Musician
>
> www.dingto.org
>
> _______________________________________________
> Bf-cycles mailing list
> Bf-cycles at blender.org
> http://lists.blender.org/mailman/listinfo/bf-cycles
>