[SOLVED] Mesh normals problem

[lgdnpt]

I use blender(version:3.2) exported a fbx file, but it didn't display well in unigine engine.

this is the model in blender:

this is the model in unigine:

some faces are displayed incorrecty, then I flipped the incorrect faces' normals in blender, but it still display incorrectly and the faces turn to black.

Please tell me how to solve the problem, thanks!

Edited August 12, 2022 by lgdnpt
add information

[silent]

lgdnpt

Can you send us your .blend model file for tests?

Thanks!

[lgdnpt]

1 hour ago, silent said:

lgdnpt

Can you send us your .blend model file for tests?

Thanks!

zk6888.blendthis is the .blend file.

[silent]

You have negative scale on one of the surfaces, I'm afraid we currently have no support for such geometry:

If possible, try to avoid such surfaces and do reset transforms before export (https://developer.unigine.com/en/docs/2.15.1/editor2/assets_workflow/export/export_from_blender).

Thanks!

[lgdnpt]

3 hours ago, silent said:

You have negative scale on one of the surfaces, I'm afraid we currently have no support for such geometry:

If possible, try to avoid such surfaces and do reset transforms before export (https://developer.unigine.com/en/docs/2.15.1/editor2/assets_workflow/export/export_from_blender).

Thanks!

Oh, thanks!