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Regression: GPU Subdivision with mirror/Array modifier shows artifacts #96845

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opened 2022-03-29 08:00:04 +02:00 by Mugicha3 · 23 comments
Mugicha3 commented 2022-03-29 08:00:04 +02:00
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System Information
Operating system: Windows-10-10.0.19044-SP0 64 Bits
Graphics card: NVIDIA GeForce RTX 3080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 511.65

Blender Version
Broken: master, 3.1, d3b1cce400
Worked: 52be06301257
Caused by 993839ce85

Short description of error
While GPU subdivision enabled, subdivision modifier shows artifacts in edit mode.
BF_GPU_Subdiv.jpg

Steps to reproduce

  • Open Blender.
  • Add material slot for default cube.
  • In edit mode, assign second material slot at least one mesh.
  • Add mirror modifier on the cube, then subdiv.

Details
This issue happen when conditions below are met:

  • GPU subdivision is enabled.
  • Mirror modifier is in the first stack of modifiers, Subdiv is in the second.
  • 'Display modifier in edit mode' enabled. (default)
  • Two or more materials are assigned.

Workaround:

  • Move subdivision modifier to the first position in the modifier property.
  • Disable GPU Subdivision.

Files
2022-03-29_13-52-43.mp4
system-info.txt
BF_GPU_subdiv.blend

**System Information** Operating system: Windows-10-10.0.19044-SP0 64 Bits Graphics card: NVIDIA GeForce RTX 3080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 511.65 **Blender Version** Broken: master, 3.1, `d3b1cce400` Worked: `52be06301257` Caused by 993839ce85 **Short description of error** While GPU subdivision enabled, subdivision modifier shows artifacts in edit mode. ![BF_GPU_Subdiv.jpg](https://archive.blender.org/developer/F12953345/BF_GPU_Subdiv.jpg) **Steps to reproduce** - Open Blender. - Add material slot for default cube. - In edit mode, assign second material slot at least one mesh. - Add mirror modifier on the cube, then subdiv. **Details** This issue happen when conditions below are met: - GPU subdivision is enabled. - Mirror modifier is in the first stack of modifiers, Subdiv is in the second. - 'Display modifier in edit mode' enabled. (default) - Two or more materials are assigned. Workaround: - Move subdivision modifier to the first position in the modifier property. - Disable GPU Subdivision. **Files** [2022-03-29_13-52-43.mp4](https://archive.blender.org/developer/F12953277/2022-03-29_13-52-43.mp4) [system-info.txt](https://archive.blender.org/developer/F12953291/system-info.txt) [BF_GPU_subdiv.blend](https://archive.blender.org/developer/F12953437/BF_GPU_subdiv.blend)
Mugicha3 commented 2022-03-29 08:00:04 +02:00
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Added subscriber: @Mugicha

Added subscriber: @Mugicha
blender-admin commented 2022-03-29 08:00:04 +02:00
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#98250 was marked as duplicate of this issue

#98250 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#98174 was marked as duplicate of this issue

#98174 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#98169 was marked as duplicate of this issue

#98169 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#97789 was marked as duplicate of this issue

#97789 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#97335 was marked as duplicate of this issue

#97335 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#97050 was marked as duplicate of this issue

#97050 was marked as duplicate of this issue
blender-admin commented 2022-03-29 08:00:04 +02:00
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#97085 was marked as duplicate of this issue

#97085 was marked as duplicate of this issue
Mugicha3 changed title from GPU Subdivision with <modifier shows artifact to GPU Subdivision with mirror modifier shows artifact 2022-03-29 08:06:58 +02:00
Pratik Borhade commented 2022-03-29 08:37:37 +02:00
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Changed status from 'Needs Triage' to: 'Confirmed'

Changed status from 'Needs Triage' to: 'Confirmed'
Pratik Borhade commented 2022-03-29 08:37:46 +02:00
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Added subscriber: @kevindietrich

Added subscriber: @kevindietrich
Pratik Borhade commented 2022-03-29 08:37:52 +02:00
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Added subscriber: @PratikPB2123

Added subscriber: @PratikPB2123
Anthony Rosbottom commented 2022-03-31 12:59:46 +02:00
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Added subscriber: @AnthonyRosbottom

Added subscriber: @AnthonyRosbottom
Pratik Borhade commented 2022-04-06 07:47:38 +02:00
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Added subscriber: @Viktor_smg

Added subscriber: @Viktor_smg
Pratik Borhade changed title from GPU Subdivision with mirror modifier shows artifact to Regression: GPU Subdivision with mirror/Array modifier shows artifacts 2022-04-06 07:49:38 +02:00
Pratik Borhade commented 2022-04-14 07:13:03 +02:00
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Added subscriber: @Zombie

Added subscriber: @Zombie
Pratik Borhade commented 2022-04-15 05:24:58 +02:00
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Added subscribers: @duckmug, @iss

Added subscribers: @duckmug, @iss
Thomas Dinges commented 2022-04-28 15:18:36 +02:00
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Added subscriber: @ThomasDinges

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Pratik Borhade commented 2022-04-29 11:10:46 +02:00
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Issue came with this commit- 993839ce85

Issue came with this commit- 993839ce85
Pratik Borhade commented 2022-05-03 08:44:29 +02:00
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Added subscriber: @ManuJarvinen

Added subscriber: @ManuJarvinen
blender-admin commented 2022-05-04 19:31:53 +02:00
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This issue was referenced by fc0f6d19ad

This issue was referenced by fc0f6d19adae47cfb2d0abd31f4b44395179cb89
Kévin Dietrich commented 2022-05-04 19:34:36 +02:00
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Changed status from 'Confirmed' to: 'Resolved'

Changed status from 'Confirmed' to: 'Resolved'
Kévin Dietrich self-assigned this 2022-05-04 19:34:36 +02:00
Pratik Borhade commented 2022-05-17 06:05:51 +02:00
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Added subscriber: @The3DFella

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Pratik Borhade commented 2022-05-18 17:41:04 +02:00
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Added subscriber: @Luna-7

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Pratik Borhade commented 2022-05-20 05:28:44 +02:00
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Added subscriber: @RobertS

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