Contains a generic action which can be targeted from several type of inputs. Actions can be created from the project settings menu [code]Project > Project Settings > Input Map[/code]. See [method Node._input].
The action's strength between 0 and 1. This value is consired as equal to 0 if pressed is [code]false[/code]. The event strength allows faking analog joypad motion events, by precising how strongly is the joypad axis bent or pressed.