I’ve looked all over the StarterPlayerScripts, inside the CameraModule and its children, to no avail. Using wikis likes these:
To try and find if these in any of the scripts, and search results return 0
Not sure if this is what your looking for but hope it helps. Customizing the Camera | Documentation - Roblox Creator Hub
Most of the heavy lifting for the touch camera controls happens in the BaseCamera module. I would recommend checking out the OnTouchBegan, OnTouchChanged and OnTouchEnded functions here. Unfortunately the TouchSwipe, TouchPan and TouchPinch UserInputService functions are not used and these are all handled manually which makes things a little overcomplicated.