Description
Analog joystick sometimes don't give an even range of motion. With this option you can set where MAME will stop reading the joysticks movement.
Alternative Command
-joy_saturation
-jsat
Example
mame <gamename> -joystick_saturation 0.9
Command Format
<gamename> -joystick_saturation <value>. The value is a decimal between 0.0 and 1.0 where 1.0 is the full movement of the joystick. The example will set the maximum received movement to 90% of the joystick's full movement.
MAME's Default Setting
0.85