If you want to give a 2D piece of paper some depth, create a point-and-click game with pseudo-3D elements, or just play around with 2D perspective effects, Perspective Quads by BunkWire2X8 could come ...

This is done using "Pause Mode" property. For world, the Pause mode is set to "true" in _process(delta) function while in player's process/input script, is set to "true" for Input events. For detailed ...