Shadow quality from a movable directional light has lower resolution quality than the previous release of the engine. This is a regression in quality from 4.12.5 to 4.13.

Tested with:
Good Quality: 4.12.5 Binary CL-3039270
Lower Quality: 4.13.1 Binary CL-3142249
Lower Quality: 4.14 Dev-Framework CL-3157987

Tested on the Android Device between 4.12.5 and 4.14 with the same results:

  • Galaxy Note4 Asset#5561
Steps to Reproduce

1. Open UE4
2. Setup a scene with shadow casting from a movable directional light (Attached images use a CSM distance of 10000)
3. Switch the Preview Rendering Level to Mobile/HTML 5

Regression: Yes

Results: Shadow resolution for CSM Directional light is lower quality than previous releases.

Expected: Shadow quality should remain consistent between releases.

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By Design
ComponentPlatform - Mobile
Affects Versions4.134.14
Target Fix4.14
CreatedOct 11, 2016
ResolvedOct 20, 2016
UpdatedSep 16, 2019