// glowing with magical contamination isn't very stealthy
    if (you.magic_contamination > 10)
        mons_perc += you.magic_contamination - 10;

    if (you.backlit())
        mons_perc += 15;

#define SAVE_MAJOR_VERSION 1

#define SAVE_MAJOR_VERSION 2

    // you.magic_contamination 05/03/05

    marshallShort(th, you.backlight);

    you.backlight = unmarshallShort(th);

            // Ugh! Backward compatibility. 101 was the old (buggy) EMPTY_CLOUD
            if (minorVersion < 2 && env.cgrid[i][j] == 101)
                env.cgrid[i][j] = EMPTY_CLOUD;

    magic_contamination = 0;
    backlight = 0;

}
bool player::backlit() const
{
    return (magic_contamination >= 5 || backlight);

        if (you.magic_contamination >= 5)

        if (you.backlit())

            textcolor( bad_ench_colour( you.magic_contamination, 15, 25 ) );

            textcolor(
                you.magic_contamination >= 5?
                bad_ench_colour( you.magic_contamination, 15, 25 )
                : LIGHTBLUE );

    case SPELL_BACKLIGHT:
        beam.name = "0";
        beam.range = 5;
        beam.rangeMax = 9;
        beam.type = 0;
        beam.flavour = BEAM_BACKLIGHT;
        beam.thrower = KILL_MON_MISSILE;
        beam.is_beam = true;
        break;
        

    {
    case SPELL_BACKLIGHT:

        const actor *foe = mon->get_foe();
        ret = !foe || foe->backlit() || foe->invisible();
        break;
    }
        

bool monsters::backlit() const
{
    return (has_ench(ENCH_BACKLIGHT));
}

int monsters::foe_distance() const

actor *monsters::get_foe() const

    // early out -- no foe!

        return (INFINITE_DISTANCE);
    if (foe == MHITYOU)
        return grid_distance(x, y, you.x_pos, you.y_pos);

        return (NULL);
    else if (foe == MHITYOU)
        return (&you);

    const monsters *my_foe = &menv[foe];
    if (my_foe->alive())
        return grid_distance(x, y, my_foe->x, my_foe->y);

    monsters *my_foe = &menv[foe];
    return (my_foe->alive()? my_foe : NULL);
}

    return (INFINITE_DISTANCE);

int monsters::foe_distance() const
{
    const actor *afoe = get_foe();
    return (afoe? pos().distance_from(afoe->pos()) : INFINITE_DISTANCE);

        you.backlight = 0;

    SPELL_BACKLIGHT,

    SPELL_BACKLIGHT,

#define LEVEL_MINOR_VERSION 2

#define LEVEL_MINOR_VERSION 1

        if (def->has_ench(ENCH_BACKLIGHT))

        if (defender->backlit())

    if (defender->backlit())
        mhit += 2 + random2(8);

    virtual bool backlit() const = 0;

  short backlight;

    bool backlit() const;

    actor *get_foe() const;

    bool backlit() const;

        case BEAM_BACKLIGHT:
            if (!you.invis)
            {
                if (you.backlight)
                    mpr("You glow brighter.");
                else
                    mpr("You are outlined in light.");
                
                you.backlight += random_range(15, 35);
                if (you.backlight > 250)
                    you.backlight = 250;
                beam.obvious_effect = true;
            }
            break;
            

    if (you.backlight > 0 && !--you.backlight)
        mpr("You are no longer glowing.", MSGCH_DURATION);