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[HTML5] Implement gamepad rumble #1518

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Merged
RobDangerous merged 1 commit into from
Aug 20, 2025
Merged

[HTML5] Implement gamepad rumble #1518

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32 changes: 31 additions & 1 deletion Backends/HTML5/kha/SystemImpl.hx
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Original file line number Diff line number Diff line change
Expand Up @@ -1270,7 +1270,37 @@ class SystemImpl {
return "unknown";
}

public static function setGamepadRumble(index: Int, leftAmount: Float, rightAmount: Float) {}
public static function setGamepadRumble(index: Int, leftAmount: Float, rightAmount: Float): Void {
final sysGamepads = getGamepads();
if (sysGamepads == null || sysGamepads[index] == null) {
return;
}

final gamepad = sysGamepads[index];
final duration = 10000; // 10 seconds

if (untyped gamepad.vibrationActuator) {
if (leftAmount == 0 && rightAmount == 0) {
untyped gamepad.vibrationActuator.reset();
}
else {
untyped gamepad.vibrationActuator.playEffect('dual-rumble', {
duration: duration,
strongMagnitude: leftAmount,
weakMagnitude: rightAmount
});
}
}
else if (untyped gamepad.hapticActuators && untyped gamepad.hapticActuators.length > 0) {
final hapticActuator = untyped gamepad.hapticActuators[0];
if (leftAmount == 0 && rightAmount == 0) {
untyped gamepad.hapticActuators[0].pulse(0, 0);
}
else {
untyped gamepad.hapticActuators[0].pulse(leftAmount, duration);
}
}
}

static function getGamepads(): Array<js.html.Gamepad> {
if (chrome && kha.vr.VrInterface.instance != null && kha.vr.VrInterface.instance.IsVrEnabled()) {
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