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Wireframe is not visible on square planes with 16384 quads
Closed, ResolvedPublicBUG


System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce RTX 2070 SUPER/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 452.06

Blender Version
Broken: version: 2.91.0 Alpha, branch: master, commit date: 2020-09-10 21:32, hash: rB8ff397b3b1a9
Worked: 2.83.6 and 2.90

Short description of error
Wireframe is not visible on square planes with 16384 quads (128x128), both in edit and object mode.

Exact steps for others to reproduce the error
Launch blender.

  1. Add a plane.
  2. Get into edit mode.
  3. Subdivide the plane until it gets 16384 quads. You may notice that wireframe disappears at this point.
  4. Switch to face select, delete random quad and wireframe will appear.
  5. Fill the hole with new quad and wireframe disappears again., as soon as topology is back to 128x128 quads.

Event Timeline

Germano Cavalcante (mano-wii) changed the task status from Needs Triage to Confirmed.Mon, Sep 14, 3:49 PM
Germano Cavalcante (mano-wii) triaged this task as High priority.
Germano Cavalcante (mano-wii) changed the subtype of this task from "Report" to "Bug".

I can confirm.
--debug-gpu does not reveal any problems.

Operating system: Windows-10-10.0.18941 64 Bits
Graphics card: Radeon (TM) RX 480 Graphics ATI Technologies Inc. 4.5.13596 Core Profile Context 27.20.1019.2002