Function sdl2_sys::SDL_JoystickSetLED

source · 
pub unsafe extern "C" fn SDL_JoystickSetLED(
    joystick: *mut SDL_Joystick,
    red: Uint8,
    green: Uint8,
    blue: Uint8,
) -> c_int
Expand description

Update a joystick’s LED color.

An example of a joystick LED is the light on the back of a PlayStation 4’s DualShock 4 controller.

\param joystick The joystick to update \param red The intensity of the red LED \param green The intensity of the green LED \param blue The intensity of the blue LED \returns 0 on success, -1 if this joystick does not have a modifiable LED

\since This function is available since SDL 2.0.14.