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Maniphest T69329

Eevee: Only one material is displayed before enter in Edit mode when mesh has multiple materials
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Description

System Information
Operating system: Windows-10-10.0.16299 64 Bits
Graphics card: GeForce GTX 1080/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 419.67

Blender Version
Broken: version: 2.81 (sub 4), branch: master, commit date: 2019-08-30 09:58, hash: rBf033fa0fbcfb

Short description of error
If blend file is saved with "Color" set to "Object", "Single" or "Random" in the viewport shading settings


and mesh has two different materials applied


after switching to "rendered" mode in Eevee, only one material is displayed.

Exact steps for others to reproduce the error

multiple_materials_eevee_bug.blend116 KBDownload

  • Open file.
  • Switch to rendered mode. Only one material is visible.

  • Switch to edit mode and back. Now it's displayed properly.

Related Objects

Event Timeline

Marcin Twarowski (Tvaroog) created this task.Aug 30 2019, 3:36 PM
Marcin Twarowski (Tvaroog) added a project: Eevee.
Antonio Vazquez (antoniov) assigned this task to Clément Foucault (fclem).Aug 30 2019, 4:00 PM
Antonio Vazquez (antoniov) added subscribers: Clément Foucault (fclem), Antonio Vazquez (antoniov).

I can confirm in Windows with last version compiled.

If you open the file, you can see only the red, but if you enter in Edit Mode, the two materials are displayed and all works perfect.

@Clément Foucault (fclem) I think this is for you.

Antonio Vazquez (antoniov) renamed this task from Only one material is displayed in rendered mode in Eevee when mesh has multiple materials to Eevee: Only one material is displayed before enter in Edit mode when mesh has multiple materials.Aug 30 2019, 4:01 PM
Philipp Oeser (lichtwerk) mentioned this in T68826: eevee not showing multi material object properly when blend is loaded until mesh is updated.Sep 2 2019, 10:50 AM
Philipp Oeser (lichtwerk) added a subscriber: Philipp Oeser (lichtwerk).

I have reopened T68826: eevee not showing multi material object properly when blend is loaded until mesh is updated, will merge this report in.

Philipp Oeser (lichtwerk) closed this task as a duplicate of T68826: eevee not showing multi material object properly when blend is loaded until mesh is updated.Sep 2 2019, 10:51 AM
Marcin Twarowski (Tvaroog) merged a task: T70035: EEVEE displays wrong material.Sep 18 2019, 9:17 PM
Marcin Twarowski (Tvaroog) added a subscriber: Michael Soluyanov (crantisz).
Marcin Twarowski (Tvaroog) removed a subscriber: Michael Soluyanov (crantisz).Sep 18 2019, 9:22 PM
Clément Foucault (fclem) edited projects, added EEVEE & Viewport; removed Eevee.Jun 19 2020, 10:07 PM