Vertex Paint Mode Shows Wrong Colours #69630

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opened 2019-09-08 02:05:37 +02:00 by Lawrence D'Oliveiro · 19 comments

In Vertex Paint Mode, Blender 2.8 doesn’t show white- and light-coloured areas correctly; instead, these become tinted with the material viewport colour.

Example .blend file: vertex-paint-bug-in-2.8.blend

How Vertex Paint mode should look (Blender 2.79): Example-in-2.7.png

How it looks in Blender 2.8: Example-in-2.8.png

In Vertex Paint Mode, Blender 2.8 doesn’t show white- and light-coloured areas correctly; instead, these become tinted with the material viewport colour. Example `.blend` file: [vertex-paint-bug-in-2.8.blend](https://archive.blender.org/developer/F7722593/vertex-paint-bug-in-2.8.blend) How Vertex Paint mode should look (Blender 2.79): ![Example-in-2.7.png](https://archive.blender.org/developer/F7722596/Example-in-2.7.png) How it looks in Blender 2.8: ![Example-in-2.8.png](https://archive.blender.org/developer/F7722599/Example-in-2.8.png)

Added subscriber: @ldo

Added subscriber: @ldo

#69710 was marked as duplicate of this issue

#69710 was marked as duplicate of this issue
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Added subscriber: @lichtwerk

Added subscriber: @lichtwerk
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Changed status from 'Open' to: 'Archived'

Changed status from 'Open' to: 'Archived'
Philipp Oeser self-assigned this 2019-09-23 10:16:03 +02:00
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In 2.8, you can be pretty explicit on how this is drawn.
The best thing to see you "raw" colors is to:

  • set viewport to Flat lighting
  • set Color to Vertex

#69630.png

Dont see a bug here, closing.... (but feel free to comment again if issues persist...)

In 2.8, you can be pretty explicit on how this is drawn. The best thing to see you "raw" colors is to: - set viewport to `Flat` lighting - set `Color` to `Vertex` ![#69630.png](https://archive.blender.org/developer/F7771688/T69630.png) Dont see a bug here, closing.... (but feel free to comment again if issues persist...)

Changed status from 'Archived' to: 'Open'

Changed status from 'Archived' to: 'Open'

Thank you for suggesting that workaround.

But I’ve been thinking about this, and I still don’t understand why it now works this way. What exactly is the point of mixing in the material viewport colour into the light areas of the vertex colour layer but not the dark ones? It just seems like an unnecessary extra step to working in vertext-paint mode.

Thank you for suggesting that workaround. But I’ve been thinking about this, and I still don’t understand why it now works this way. What exactly is the point of mixing in the material viewport colour into the light areas of the vertex colour layer but not the dark ones? It just seems like an unnecessary extra step to working in vertext-paint mode.
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Added subscriber: @Jeroen-Bakker

Added subscriber: @Jeroen-Bakker
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In #69630#782433, @ldo wrote:
Thank you for suggesting that workaround.

But I’ve been thinking about this, and I still don’t understand why it now works this way. What exactly is the point of mixing in the material viewport colour into the light areas of the vertex colour layer but not the dark ones? It just seems like an unnecessary extra step to working in vertext-paint mode.

not sure about the mixing (arent these just multiplied?)
CC @Jeroen-Bakker: where there any plans to change Viewport Shading Color settings depending on mode? [like setting this to Vertex in vertex-paint mode?]
Or do it like in Texture Paint (where seemingly the Color setting has no effect whatsoever)?
I personally like the flexibility of the drawing, but I agree it should be consistent across modes, no? (texture paint vs vertex paint)

> In #69630#782433, @ldo wrote: > Thank you for suggesting that workaround. > > But I’ve been thinking about this, and I still don’t understand why it now works this way. What exactly is the point of mixing in the material viewport colour into the light areas of the vertex colour layer but not the dark ones? It just seems like an unnecessary extra step to working in vertext-paint mode. not sure about the mixing (arent these just multiplied?) CC @Jeroen-Bakker: where there any plans to change `Viewport Shading` `Color` settings depending on mode? [like setting this to `Vertex` in vertex-paint mode?] Or do it like in Texture Paint (where seemingly the Color setting has no effect whatsoever)? I personally like the flexibility of the drawing, but I agree it should be consistent across modes, no? (texture paint vs vertex paint)
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We will do the same like we do in texture painting. There is already a task for that

We will do the same like we do in texture painting. There is already a task for that
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In #69630#782467, @Jeroen-Bakker wrote:
We will do the same like we do in texture painting. There is already a task for that

Great, if we have a TODO task for this [which one btw.? Is this on {#63745}?], we could close this one?

> In #69630#782467, @Jeroen-Bakker wrote: > We will do the same like we do in texture painting. There is already a task for that Great, if we have a TODO task for this [which one btw.? Is this on {#63745}?], we could close this one?

Added subscribers: @icappiello, @fclem, @mano-wii

Added subscribers: @icappiello, @fclem, @mano-wii
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waiting for @Jeroen-Bakker to tell us the TODO task and close this (or confirm)...

waiting for @Jeroen-Bakker to tell us the TODO task and close this (or confirm)...

Added subscriber: @Tyler-Foo

Added subscriber: @Tyler-Foo
Philipp Oeser removed their assignment 2019-10-08 16:53:56 +02:00
Jeroen Bakker was assigned by Philipp Oeser 2019-10-08 16:53:56 +02:00
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@Jeroen-Bakker: not sure who is working on "We will do the same like we do in texture painting. There is already a task for that" or where this could be merged into?

Will assign you for now...

@Jeroen-Bakker: not sure who is working on "We will do the same like we do in texture painting. There is already a task for that" or where this could be merged into? Will assign you for now...
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Added subscriber: @PabloDobarro

Added subscriber: @PabloDobarro
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Yes, think the issue was discussed and was put on my desk, but not administrated correctly.

Will need to check with @PabloDobarro what how the vertex painting during sculpting will replace the vertex painting mode. If that is the case it will be superseded by sculpting. Otherwise we will force the vertex overlay rendering using the vertex coloring in workbench.

Yes, think the issue was discussed and was put on my desk, but not administrated correctly. Will need to check with @PabloDobarro what how the vertex painting during sculpting will replace the vertex painting mode. If that is the case it will be superseded by sculpting. Otherwise we will force the vertex overlay rendering using the vertex coloring in workbench.
Member

Vertex color rendering is done in D5975 using the PBVH. We should probably keep the current vertex paint overlay when vertex paint becomes attribute paint, then it is going to make more sense.

Vertex color rendering is done in [D5975](https://archive.blender.org/developer/D5975) using the PBVH. We should probably keep the current vertex paint overlay when vertex paint becomes attribute paint, then it is going to make more sense.
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Changed status from 'Open' to: 'Resolved'

Changed status from 'Open' to: 'Resolved'
Thomas Dinges added this to the 2.82 milestone 2023-02-08 16:41:47 +01:00
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Reference: blender/blender#69630
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