+
+ int _red_bits;
+ int _green_bits;
+ int _blue_bits;
+
+ // color tables, meaning, 256 (possibly) different shades of each color,
+ // based on the number of bits there are available for each color in the
+ // visual
+ unsigned char _red_color_table[256];
+ unsigned char _green_color_table[256];
+ unsigned char _blue_color_table[256];
+