[Bf-cycles] color management render view option

Sergey Sharybin sergey.vfx at gmail.com
Tue Apr 16 14:25:07 CEST 2019


Hi,

The color you're specifying is in linear space, the render result is in
display space (sRGB).This is expected that they will not match.

Still weird that your picker gives value of 0.231, would expect that to be
~0.261

On Tue, Apr 16, 2019 at 1:54 PM Mohamed Sakr <3dsakr at gmail.com> wrote:

> no idea, but from simple math, the number got powered by half, so if the
> number = 0.1 (which equals about 25, 25, 25), the result will be 0.1 ** 0.5
> (which equals about 80, 80, 80)
>
> On Tue, Apr 16, 2019 at 12:15 PM Santosh Singh <santoshmca.giit at gmail.com>
> wrote:
>
>> Hello Cycles Render team,
>>
>> Please help with above problem with color issue.
>>
>> On Mon, Apr 15, 2019 at 9:48 AM Santosh Singh <santoshmca.giit at gmail.com>
>> wrote:
>>
>>> Thanks Mr. Sergey,
>>>
>>> Actually when i was passing the color details with background node into
>>> cycles, i am getting different output of background color.
>>> i checked into blender then i saw Raw render color option, that was
>>> producing the correct color output so i asked about the raw option into
>>> cycles standalone.
>>>
>>>  i am passing background *background name="bg" strength="1.0" color
>>> ="0.055 0.055 0.055" *RGB(14 14 14) but i am  receiving RBG(59 59 59)
>>> with color picker tool.
>>>
>>> Please help me how i will get correct background color what i am passing
>>> as input with background node.
>>>
>>> regards,
>>> Santosh
>>>
>>>
>>>
>>> On Sat, Apr 13, 2019 at 12:14 AM Sergey Sharybin <sergey.vfx at gmail.com>
>>> wrote:
>>>
>>>> Hi,
>>>>
>>>> Blender uses OpenColorIO to deal with color management. It is not
>>>> integrated into Cycles standalone.
>>>> If you want to view your renders with different color transform curves
>>>> applied, you need to open the render result in a viewer which supports
>>>> them. Or, integrate OpenColorIO into Cycles standalone.
>>>>
>>>> But i am also wondering why exactly you need Raw option. Sounds as if
>>>> you're doing something like providing background color in sRGB/display
>>>> space, while Cycles expects everything to be in scene linear space.
>>>>
>>>> On Fri, Apr 12, 2019 at 10:24 AM Santosh Singh <
>>>> santoshmca.giit at gmail.com> wrote:
>>>>
>>>>> Hello Team,
>>>>>
>>>>> I am trying to use background color data using the background node
>>>>> with cycles standalone , i am getting different color with render output.
>>>>> I checked into blender, there is color management with render view
>>>>> with multiple option ( False color, Log,Raw, Film , RRT, Filmic and
>>>>> Default).
>>>>> I am using cycles standalone application, how to use the render view
>>>>> Raw option.
>>>>>
>>>>> Please guide me.
>>>>>
>>>>> --
>>>>> Thanks & Regards
>>>>>  Santosh Kumar Singh
>>>>>   Software Engineer
>>>>> _______________________________________________
>>>>> Bf-cycles mailing list
>>>>> Bf-cycles at blender.org
>>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>>
>>>>
>>>>
>>>> --
>>>> With best regards, Sergey Sharybin
>>>> _______________________________________________
>>>> Bf-cycles mailing list
>>>> Bf-cycles at blender.org
>>>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>>>
>>>
>>>
>>> --
>>> Thanks & Regards
>>>  Santosh Kumar Singh
>>>   Software Engineer
>>>
>>
>>
>> --
>> Thanks & Regards
>>  Santosh Kumar Singh
>>   Software Engineer
>> _______________________________________________
>> Bf-cycles mailing list
>> Bf-cycles at blender.org
>> https://lists.blender.org/mailman/listinfo/bf-cycles
>>
> _______________________________________________
> Bf-cycles mailing list
> Bf-cycles at blender.org
> https://lists.blender.org/mailman/listinfo/bf-cycles
>


-- 
With best regards, Sergey Sharybin
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