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Fixed in 2022.1.X

Planned for 2021.2.X

Votes

0

Found in

2022.1.0a5

Issue ID

1369204

Regression

Yes

[CPU PLM] Major performance regression introduced in 2022.1.0a5

Progressive Lightmapper

-

Steps to reproduce:

1. Open an existing project in a Unity versions prior to 2022.1.0a5
2. Generate lighting
3. Note Bake Performance and Total Bake Time stats
4. Open that same project in 2022.1.0a5 (or newer)
5. Generate lighting
6. Observe the reduced performance

Notes:

- Only affects the CPU lightmapper; GPU lightmapper is unaffected
- Observed in Windows. Other desktop platforms were not tested
- For more information (including performance statistics), please refer to the following Favro card: https://favro.com/organization/c564ede4ed3337f7b17986b6/0ae5422e2f78207a0998ab80?card=Uni-265381

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