Key.axis

key.axis returns the numeric value (from -1 to 1) of an input axis (for example, a joystick horizontal or vertical axis).

See also: key.pressed; How to move a sprite with directional inputs

Arguments

Parameter Name	Type	Default Value	Meaning
axisName	string	Horizontal	name of axis to get

Usage Notes

Available axis names are:

• "Horizontal" and "Vertical", which can be activated by both WASD and arrow keys as well as any joystick or gamepad
• "Mouse X", "Mouse Y", and "Mouse ScrollWheel", which reflect movement/scrolling with the mouse
• "JoyAxis1" through "JoyAxis29" which detect axis inputs from any joystick or gamepad
• "Joy1Axis1" through "Joy8Axis29" which detect axis inputs from specific joystick/gamepad 1 through 8.

Example

print key.axis("Vertical")

A bigger example:

sp = new Sprite
sp.image = file.loadImage("/sys/pics/Wumpus.png")
display(4).sprites.push sp
speed = 10  // pixels per frame
while true
	sp.x = sp.x + key.axis("Horizontal") * speed
	sp.y = sp.y + key.axis("Vertical") * speed
	yield
end while