Over and over again, I have mentioned-performance as the most important consideration for a VR game. Yet, we have not talked about how to measure performance inside Unreal Engine 4 so that we can know whether we are optimizing well or not. Let's take a look at the tools we have available.
UE4 has an amazing number of performance profiling tools available as part of the game engine, more than I could discuss in this one-quick-start guide. However, I do want to discuss a couple that are relevant to our discussion: the Stat commands and the GPU Visualizer:
There are several Stat commands that can be useful for us to determine our performance. They are accessed by opening Accessing the console with the tilde key and typing in the following commands (they are not case-sensitive):
- Stat FPS: This command brings up the current...