// MDAM has 5 possibilities, so uses 3 bits.
    TILE_FLAG_MDAM_MASK = 0x00380000,
    TILE_FLAG_MDAM_LIGHT= 0x00080000,
    TILE_FLAG_MDAM_MOD  = 0x00100000,
    TILE_FLAG_MDAM_HEAVY= 0x00180000,
    TILE_FLAG_MDAM_SEV  = 0x00200000,
    TILE_FLAG_MDAM_ADEAD= 0x00280000,

    if (fg & TILE_FLAG_MDAM_MASK)
    {
        unsigned int mdam_flag = fg & TILE_FLAG_MDAM_MASK;
        if (mdam_flag == TILE_FLAG_MDAM_LIGHT)
            add_quad(TEX_DEFAULT, TILE_MDAM_LIGHTLY_DAMAGED, x, y);
        else if (mdam_flag == TILE_FLAG_MDAM_MOD)
            add_quad(TEX_DEFAULT, TILE_MDAM_MODERATELY_DAMAGED, x, y);
        else if (mdam_flag == TILE_FLAG_MDAM_HEAVY)
            add_quad(TEX_DEFAULT, TILE_MDAM_HEAVILY_DAMAGED, x, y);
        else if (mdam_flag == TILE_FLAG_MDAM_SEV)
            add_quad(TEX_DEFAULT, TILE_MDAM_SEVERELY_DAMAGED, x, y);
        else if (mdam_flag == TILE_FLAG_MDAM_ADEAD)
            add_quad(TEX_DEFAULT, TILE_MDAM_ALMOST_DEAD, x, y);
    }

    }
    std::string damage_desc;
    mon_dam_level_type damage_level;
    mons_get_damage_level(mons, damage_desc, damage_level);
    switch (damage_level)
    {
    case MDAM_DEAD:
    case MDAM_ALMOST_DEAD:
        ch |= TILE_FLAG_MDAM_ADEAD;
        break;
    case MDAM_SEVERELY_DAMAGED:
        ch |= TILE_FLAG_MDAM_SEV;
        break;
    case MDAM_HEAVILY_DAMAGED:
        ch |= TILE_FLAG_MDAM_HEAVY;
        break;
    case MDAM_MODERATELY_DAMAGED:
        ch |= TILE_FLAG_MDAM_MOD;
        break;
    case MDAM_LIGHTLY_DAMAGED:
        ch |= TILE_FLAG_MDAM_LIGHT;
        break;
    case MDAM_OKAY:
    default:
        // no flag for okay.
        break;

mdam_lightly_damaged MDAM_LIGHTLY_DAMAGED
mdam_moderately_damaged MDAM_MODERATELY_DAMAGED
mdam_heavily_damaged MDAM_HEAVILY_DAMAGED
mdam_severely_damaged MDAM_SEVERELY_DAMAGED
mdam_almost_dead MDAM_ALMOST_DEAD