Detail Manual for input "action" for touch data: aren't every example bad ones?

[Mathias]

Just to illustrate the kind of problem people solve by trial and errors, for common use cases that I think should be in the Manual:

How to convert a GUI node's position to a game world position?

Hello everyone, I think it should be noted that gui.get_screen_position() returns a position with the z component set to 0 but camera.screen_to_world() expects a position with the z component equal to the distance between the camera and the resulting world position( API reference (Camera) ). This is especially important in the case of cameras with perspective projection. In the special case someone wants to move a GO to the position of a GUI node, and uses a camera with perspective projection…