Description

When enabling the Metal Desktop Forward Renderer on iOS, Directional Light's with Light Shaft Bloom enabled will cause full screen graphics corruption when looking at the light source.

Steps to Reproduce
  1. Create Blank Mobile Project with High Quality Setting, no Starter Content needed
  1. Set Metal Shader Version to 1.2 and Enable Desktop Forward Renderer and disable Metal Mobile Renderer.
  1. In the Directional Light, Enable Light Shaft Bloom
  1. Oberserve pixelated, black/white screen whenever you look in the Light direction.

Have Comments or More Details?

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Fixed
ComponentUE - Graphics Features
Affects Versions4.18.34.19
Target Fix4.26
Fix Commit13981227
CreatedJan 25, 2018
ResolvedSep 3, 2020
UpdatedApr 28, 2021
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