Proper triggers implementation

[kyoma-san]

Is your feature request related to a problem? Please describe.
Some games require analog input of the triggers instead of just 0% or 100%.

Describe the solution you'd like
Converting the RT and LT buttons into sliders would fix the issue

[kitswas]

Converting the RT and LT buttons into sliders would fix the issue

How do you think the UI should be?
You would need to reset an ugly slider manually if I provided one. Won't be enjoyable.

Some games require analog input of the triggers instead of just 0% or 100%.

Could you share an in-game screenshot?
I am trying to estimate how accurate the implementation needs to be.