[Bf-committers] [Bf-cycles] Dithering in preview mode

David erwin94 at gmx.net
Mon Nov 14 11:02:32 CET 2011

[Forwarding to bf-committers since it's not really cycles specific]

On Nov 14, 2011, at 6:47 AM, David wrote:

> On Nov 13, 2011, at 2:29 PM, Brecht Van Lommel wrote:
>> Hi,
>> I think dithering by adding some random noise as Blender does
>> currently isn't all that useful, and think that error diffusion should
>> be added once. That's too slow for preview rendering though, and I'm
>> not sure if dithering is really needed in the preview render.
> Okay, I agree that dithering the preview is probably not really
> necessary. I wanted to see how fast error diffusion would be,
> and you are right, my implementation takes about 200ms for
> a HD frame, which is a bit slow for interactive preview.
> The quality of the dithering is a bit nicer though, so maybe
> this could be useful to have in trunk.
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