private final int baselife = 12;//increase for harder start
   private final int addlife = 4; //increase for harder end
   private final int boss_dmg_div = 4;
   private final int wave_multiplier = 2; 
   private final int foe_firerate_div = 40;

for (x = 1; x < 6; x++)
    for (y = 10; y < 70; y++) {
        j = 15 - ((y % 50 - 15) < 0 ? -(y % 50 - 15) : (y % 50 - 15));
        k = 20 - ((y - 30) < 0 ? -(y - 30) : (y - 30));
        l = 20 - ((y - 50) < 0 ? -(y - 50) : (y - 50));
        j = j > 0 ? (j < 10 ? j : 10) : 0;
        k = k > 0 ? (k < 10 ? k : 10) : 0;
        l = l > 0 ? (l < 10 ? l : 10) : 0;
        color[x - 1][y - 10] = new Color(25 * j, 25 * k, 25 * l, 51 * x);
    }