private static jvalue[] CreateVibrationEffect(long durationMs, int amplitude)
{
if (!IsAndroid())
{
return(null);
}
if (!VibrateEffectArgsCache.TryGetValue((durationMs, amplitude), out var args))
{
var effect = VibrationEffectClass?.CallStatic <AndroidJavaObject>("createOneShot", durationMs, amplitude);
if (effect != null)
{
GlobalReferences.Add(effect);
}
args = new[] { new jvalue {
l = effect?.GetRawObject() ?? IntPtr.Zero
} };
VibrateEffectArgsCache[(durationMs, amplitude)] = args;
