https://www.youtube.com/watch?v=Qd3hkKM-UTI - unity default input drag and move camera https://forum.unity.com/threads/new-input-system-mouse-press-and-hold-drag-and-move.1179283/ - unity new input system drag and move camera https://www.youtube.com/watch?v=KkYco_7-ULA - mobile drag and move camera