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Glowing Alpha Shading
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Description

System Information
Operating system: Windows 10
Graphics card: RTX 2070

Blender Version
Broken: 2.83- rB9d0f4520768f , master, 2020-04-07
Worked: 2.83- rB85f980c517e4

Short description of error
The alpha channel in this texture seems to also be used for emission or something? Didn't do this in earlier versions.
Working version above, the current version below.

Exact steps for others to reproduce the error
Download the attached .blend and open in either version of blender.

Event Timeline

Evan Wilson (EAW) changed the task status from Needs Triage to Needs Information from User.Apr 8 2020, 10:32 AM

Thank you for the report. I am not able to reproduce the issue.

Please try updating your graphics driver.

If that doesn't work, please run Blender using the blender_debug_gpu.cmd file under the Blender.exe It will produce two files when you close Blender. Please upload them here.


System Information
Operating system: Windows-10-10.0.18362-SP0 64 Bits
Graphics card: GeForce GTX 470/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 376.51

Blender Version Tested
2.83 (sub 13), branch: master, commit date: 2020-04-07 21:56, hash: rB9d0f4520768f

I had already updated to the most recent driver. But mysteriously, now it's no longer glowing. I have no idea why, except for maybe because I shut down my computer last night? I'll attach the debug files regardless.




Evan Wilson (EAW) closed this task as Archived.Apr 8 2020, 6:13 PM
Evan Wilson (EAW) claimed this task.

maybe because I shut down my computer last night?

Possibly. As the issue isn’t occurring anymore, and we don’t have reproducible steps to make it occur that shows it is a bug in Blender, I’ll close this report. It can be reopened if the issue reappears.

Evan Wilson (EAW) added a comment.EditedApr 8 2020, 6:18 PM

Side note: the UVs in the file all are off by +1 on the Y axis. So there is no normal map displacement. You can see how the button on the jacket is flat in your screenshots verses mine. Go to the UV editing workspace for each mesh, select all, grab and move the UVs -1 on the Y axis to fix it.