This problem seems to have started from 4.26. Also, setting r.DiffuseIndirect.Denoiser=0 will increase the noise but invisible the rendering in problem.

Steps to Reproduce

1. Open an attached project.
[Link Removed]

2. This project is that enabled r.SSGI.enable and r.SSGI.HalfRes.
AO is not rendered correctly depending on the camera angle.
[Image Removed]

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Won't Fix
ComponentUE - Graphics Features
Affects Versions4.26.1
CreatedApr 6, 2021
ResolvedMay 13, 2021
UpdatedJul 12, 2021