function snd_pitch_time(arg0, arg1, arg2)
{
    with (obj_lerppitch)
    {
        if (sndtarget == arg0)
            instance_destroy();
    }
    var pitchthing = instance_create(0, 0, obj_lerppitch);
    pitchthing.sndtarget = arg0;
    pitchthing.targetpitch = arg1;
    pitchthing.maxframes = arg2;
    with (pitchthing)
        event_user(0);
}