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Brightness difference between Viewport and Render

Posted: Sun Mar 29, 2020 10:44 pm
by chafouin
Hi there,

I'm noticing a difference between the viewport and the final render.
blender_sF5BID4orQ.png
I am not using clamping, there is nothing done in Compositing, so I'm not sure why it looks like it's clamping or applying a different tonemap.\
I attached the scene.

Re: Brightness difference between Viewport and Render

Posted: Mon Mar 30, 2020 9:03 am
by Sharlybg
Are both running on the same mode ?

CPU
or
GPU

Re: Brightness difference between Viewport and Render

Posted: Tue Mar 31, 2020 3:21 am
by chafouin
CPU and OpenCL, I tried both.

Re: Brightness difference between Viewport and Render

Posted: Tue Mar 31, 2020 10:46 am
by Dade
This is likely to be a duplicate of: https://github.com/LuxCoreRender/LuxCore/issues/309

You are using a negative scale and that is the source of the problem, as work around, you can apply all transformation to the object and it should fix the problem.

Re: Brightness difference between Viewport and Render

Posted: Tue Mar 31, 2020 3:19 pm
by Dade
Dade wrote: Tue Mar 31, 2020 10:46 am This is likely to be a duplicate of: https://github.com/LuxCoreRender/LuxCore/issues/309

You are using a negative scale and that is the source of the problem, as work around, you can apply all transformation to the object and it should fix the problem.
I should have fixed this problem.

Re: Brightness difference between Viewport and Render

Posted: Tue Mar 31, 2020 8:48 pm
by falco
I have the same problem,best seen in the shadows,
top image is render
down is preview
same settings for both
how to make final render to look like preview render in my case?, it is not just brightness or curve problem
I want to know because overall preview looks much better than render for me

Re: Brightness difference between Viewport and Render

Posted: Wed Apr 01, 2020 6:18 pm
by chafouin
Dade wrote: Tue Mar 31, 2020 3:19 pm I should have fixed this problem.
Thanks Dade!