fix ue 5.7 visual glitches and artifacts without crashing on android

Config/VisionOS/VisionOSEngine.ini

@@ -0,0 +1,30 @@
+[/Script/Engine.RendererSettings]
+;These settings are currently required for all visionOS projects.
+vr.InstancedStereo=False
+vr.MobileMultiView=False
+xr.OpenXRAcquireMode=1
+
+;MSAA ;Note these are the default settings, specified in DefaultEngine.ini and BaseDeviceProfiles.ini
+;r.Mobile.XRMSAAMode=2
+;r.Mobile.AntiAliasing=3
+;r.AntiAliasingMethod=3
+;MSAA END
+
+;FXAA
+;r.Mobile.XRMSAAMode=0 ; This is overridden in BaseDeviceProfile.ini for VisionPro.  It can be changed in VisionOSDeviceProfiles.ini for this project.
+r.Mobile.AntiAliasing=1
+r.AntiAliasingMethod=1
+;FXAA END
+
+;MIXED IMMERSION Enable these settings for .mixed immesion mode, aka passthrough, AR.
+;Comment them all out and full immesion will be used.
+;Note: You would also probably need to delete the skybox from the level, etc, so that you are not covering up all of the real world.
+r.Mobile.PropagateAlpha=1
+r.PostProcessing.PropagateAlpha=1
+r.AlphaInvertPass=1
+
+;Note: this could also be done in Editor->ProjectSettings->Platforms->visionOS->Immersive Space->ImmsersiveStyle to 1.
+[/Script/VisionOSRuntimeSettings.VisionOSRuntimeSettings]
+ImmersiveStyle=1
+;MIXED IMMERSION END
+