var wdir, turnspeed, tempdir;
wdir = argument0
turnspeed = argument1
if (abs((wdir - direction)) > 180)
{
    if (wdir > 180)
    {
        tempdir = (wdir - 360)
        if (abs((tempdir - direction)) > turnspeed)
            direction -= turnspeed
        else
            direction = wdir
    }
    else
    {
        tempdir = (wdir + 360)
        if (abs((tempdir - direction)) > turnspeed)
            direction += turnspeed
        else
            direction = wdir
    }
}
else if (abs((wdir - direction)) > turnspeed)
{
    if (wdir > direction)
        direction += turnspeed
    else
        direction -= turnspeed
}
else
    direction = wdir