Material Tessellation is no longer working in 4.11 Preview 2, 3, or 4. It is also no currently working in 4.12 Main.

Working: 4.10.2 - CL-2818068
Not Working: Tested in Dev-Release CL-2824708
Not Working: Releases-4.11 CL-2822657
Not Working: Dev-Main CL-2845412

Steps to Reproduce

1. Open UE4
2. Setup basic Tessellation Material
3. Apply to mesh in scene or use the material editor view
4. Change the View mode to be Wireframe

Regression: Yes

Results: Tessellation is not working.

Expected: Tessellation should work

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ComponentUE - Graphics Features
Affects Versions4.114.12
Target Fix4.11
Fix Commit2879865
Main Commit2905127
Release Commit2879865
CreatedJan 12, 2016
ResolvedFeb 24, 2016
UpdatedMay 2, 2018
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