There was a great 3D framework called Cocos3D that had a bunch of PowerVR tools for working with 3D mobile development. They had an example app that was a FPS

There was a great 3D framework called Cocos3D that had a bunch of PowerVR tools for working with 3D mobile development. They had an example app that was a FPS made from scratch. The HUD was there, enemies, weapons, environment. There might be a Metal FPS base game available on GitHub, I can't remember what it was called.