if (instance_exists(obj_mainchara))
{
    if (obj_mainchara.xprevious < obj_mainchara.x || global.facing == 1 || obj_time.right)
    {
        if (obj_mainchara.x > x)
            caster_set_volume(mynoise, 1);
    }
    else
    {
        caster_set_volume(mynoise, 0);
    }
    alarm[0] = 6;
}
else
{
    caster_set_volume(mynoise, 0);
}
global.flag[47] += 1;