Description

Landscape Layers created in 4.22+ revert to default material in Mobile Preview.

 

Confirmed in MAIN at CL 9730599

Steps to Reproduce

2 sample projects attached - TestPrj - User created 4.23 project that showcases the issue and AJ_LandscapeAutoMat a 4.21 project that can be updated and requires additional steps to reproduce the issue.

 

1. Create Material function MF_Layer - Create Vector 3 input (BaseColorInput) Feed through MakeMaterialAttributes to Output
2.Create auto-layer material (graph pictured)
3. Create landscape, assign material
4. Create Weight blended layer in paint mode (IF UPDATING THE PROVIDED 4.21 PROJECT: Delete and recreate this layer, rebuild lighting and restart editor)
5. Enable Android-> Support OpenGL ES3.1
6. Change preview mode to ES3.1 Preview (Or iOS)

Result: Material will show checkerboard pattern

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Won't Fix
ComponentUE - Platform - Mobile
Affects Versions4.23.14.22.3
CreatedOct 25, 2019
ResolvedAug 27, 2021
UpdatedAug 27, 2021
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