EEVEE Render Glitch #86795

Closed
opened 2021-03-21 18:06:59 +01:00 by Al Sande · 17 comments

System Information
Operating system: Linux-5.4.0-67-generic-x86_64-with-glibc2.31 64 Bits
Graphics card: GeForce GTX 1080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 460.39

Blender Version
Broken: version: 2.93.0 Alpha, branch: master, commit date: 2021-03-20 21:00, hash: 9ca67c47a1
Broken: (oldest archive I have where it is broken) blender-2.93.0-f117ea262463-linux64 March 5
Worked: blender-2.93.0-bfb2e87a9ea0-linux64 Feb 23

Short description of error
Glitch when rendering with EEVEE

Exact steps for others to reproduce the error

  • with new installation/configuration file and default startup file
  1. Rotate default cube on X axis -28.85 degrees
  2. From compositing tab, add a denoiser node
  3. Render eevee render glitch.png

Also tested this on an Alienware laptop with same results (specs for that not uploaded as it doesn't seem to be hardware dependent).

Problems seems to be related to the angle of the cube side in relation to camera - if you rotate cube intervals of 90 degrees on X axis in either direction problem and render glitch is still there. If you rotate cube just slightly on X axix (from -28.85), problem goes away.

Glitch mostly goes away if you remove the tickmark on HDR box in Denoise node - but there are still a couple of white sparklies if you look very close.eevee render glitch (no HDR on denoise).png

Problem does not appear when switching to Cycles.

#86795.blend

**System Information** Operating system: Linux-5.4.0-67-generic-x86_64-with-glibc2.31 64 Bits Graphics card: GeForce GTX 1080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 460.39 **Blender Version** Broken: version: 2.93.0 Alpha, branch: master, commit date: 2021-03-20 21:00, hash: `9ca67c47a1` Broken: (oldest archive I have where it is broken) blender-2.93.0-f117ea262463-linux64 March 5 Worked: blender-2.93.0-bfb2e87a9ea0-linux64 Feb 23 **Short description of error** Glitch when rendering with EEVEE **Exact steps for others to reproduce the error** - with new installation/configuration file and default startup file 1. Rotate default cube on X axis -28.85 degrees 2. From compositing tab, add a denoiser node 3. Render ![eevee render glitch.png](https://archive.blender.org/developer/F9902627/eevee_render_glitch.png) Also tested this on an Alienware laptop with same results (specs for that not uploaded as it doesn't seem to be hardware dependent). Problems seems to be related to the angle of the cube side in relation to camera - if you rotate cube intervals of 90 degrees on X axis in either direction problem and render glitch is still there. If you rotate cube just slightly on X axix (from -28.85), problem goes away. Glitch *mostly* goes away if you remove the tickmark on HDR box in Denoise node - but there are still a couple of white sparklies if you look very close.![eevee render glitch (no HDR on denoise).png](https://archive.blender.org/developer/F9902637/eevee_render_glitch__no_HDR_on_denoise_.png) Problem does not appear when switching to Cycles. [#86795.blend](https://archive.blender.org/developer/F9903920/T86795.blend)
Author

Added subscriber: @AlSande

Added subscriber: @AlSande
Member

Added subscriber: @lichtwerk

Added subscriber: @lichtwerk
Member

Changed status from 'Needs Triage' to: 'Confirmed'

Changed status from 'Needs Triage' to: 'Confirmed'
Member

Can confirm.

This might be a duplicate of #86578 (white artifacts in EEVEE), but will confirm for now.

Can confirm. This might be a duplicate of #86578 (white artifacts in EEVEE), but will confirm for now.

Added subscriber: @BalazsGyutai

Added subscriber: @BalazsGyutai

I think I'm experiencing the same issue. Random white pixels pop-up on my ground plane. (build: 2021-03-21 18:49 - Windows 10, NVidia GTX980TI)

image.png

I think I'm experiencing the same issue. Random white pixels pop-up on my ground plane. (build: 2021-03-21 18:49 - Windows 10, NVidia GTX980TI) ![image.png](https://archive.blender.org/developer/F9904123/image.png)

Added subscriber: @joaulo

Added subscriber: @joaulo

Don't know if it is the same problem but I also have white pixels in my scene:
Screenshot_20210320_165244.jpg
It get worse with Camera DoF:
Screenshot_20210320_165209.jpg
Here is a simple file to reproduce the issue:
eevee_nan_pixels.blend
I have this problem in all Blender versions 2.80->2.92.
I'm on Linux Debian 11, Nvidia GTX 1060.

Don't know if it is the same problem but I also have white pixels in my scene: ![Screenshot_20210320_165244.jpg](https://archive.blender.org/developer/F9904141/Screenshot_20210320_165244.jpg) It get worse with Camera DoF: ![Screenshot_20210320_165209.jpg](https://archive.blender.org/developer/F9904144/Screenshot_20210320_165209.jpg) Here is a simple file to reproduce the issue: [eevee_nan_pixels.blend](https://archive.blender.org/developer/F9904147/eevee_nan_pixels.blend) I have this problem in all Blender versions 2.80->2.92. I'm on Linux Debian 11, Nvidia GTX 1060.

Added subscriber: @MLSpence

Added subscriber: @MLSpence

Added subscriber: @carlos13eab

Added subscriber: @carlos13eab

Added subscriber: @pietrodichito

Added subscriber: @pietrodichito

Added subscriber: @Firepal

Added subscriber: @Firepal

Having the random white pixels too on Windows 10, Nvidia RTX2060.
They can get way huge when using Depth of Field, jittered or not.

Never had this happen until 2.93.
Since this only occurs at the outline of the geometry relative to the camera, I have a feeling this has to do with 06492fd619?
(The HDR-Denoised output from the OP looks like extremely bright fireflies though)

Having the random white pixels too on Windows 10, Nvidia RTX2060. They can get way huge when using Depth of Field, jittered or not. Never had this happen until 2.93. Since this only occurs at the outline of the geometry relative to the camera, I have a feeling this has to do with 06492fd619? (The HDR-Denoised output from the OP looks like extremely bright fireflies though)
Contributor

Added subscriber: @AndresStephens

Added subscriber: @AndresStephens
Contributor
Can confirm. Relevant Tasks: [https:*developer.blender.org/T86752 ](https:*developer.blender.org/T86752) [https:*developer.blender.org/T86578 ](https:*developer.blender.org/T86578)

Added subscriber: @cocoreysa

Added subscriber: @cocoreysa

Closed as duplicate of #86578

Closed as duplicate of #86578
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Reference: blender/blender#86795
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