GetFoveatedRenderingLevel in UOculusXRFunctionLibrary returns the current foveated rendering level. It returns the level for whichever foveated rendering method is currently active, either Fixed Foveated Rendering (FFR) or Eye Tracked Foveated Rendering (ETFR). For more information, see Fixed Foveated Rendering.
EOculusXRFoveatedRenderingLevel enum, which can be one of the following:
EOculusXRFoveatedRenderingLevel::Off (0): No reduction of resolution. (Default)EOculusXRFoveatedRenderingLevel::Low (1): The lowest level of resolution reduction.EOculusXRFoveatedRenderingLevel::Medium (2): The medium level of resolution reduction.EOculusXRFoveatedRenderingLevel::High (3): A high level of resolution reduction.EOculusXRFoveatedRenderingLevel::HighTop (4): The highest level of resolution reduction, with more foveation at the top. Treated as High when using the OpenXR backend.