r.SceneRenderTargetResizeMethod

Control the scene render target resize method(This value is only used in game mode and on windowing platforms unless 'r.SceneRenderTargetsResizingMethodForceOverride' is enabled. 0: Resize to match requested render size (Default) (Least memory use, can cause stalls when size changes e.g. ScreenPercentage 1: Fixed to screen resolution 2: Expands to encompass the largest requested render dimension. (Most memory use, least prone to allocation stalls.)