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motorsep's avatar
motorsep
Start Partner
9 years ago

[Gear VR] UE 4.12 is the worst build for mobile VR - massive performance issues out of nowhere

I hate to say it, but John Carmack was right when he recommended against using UE4 for Gear VR. While I couldn't have done what I did for my Gear VR app with Unity in the same time frame, I can never ...
motorsep's avatar
motorsep
Start Partner
9 years ago
Narrowed it down!

This is my terrain's original material setup which yields performance issues when view distance from cam to terrain is short:


full: https://s4.postimg.io/xq632ymp7/ue4_gearvr_performance_bad.png

and this is modified setup that makes performance issues go away:


full: https://s3.postimg.io/cd1e34x7l/ue4_gearvr_performance_good.png

P.S. Before you ask why I have such a fancy normal map setup - https://answers.unrealengine.com/questions/466152/broken-lightmaps-when-building-static-lighting-wit.html