Masaki Kouda Jun 26, 2000
>FORMAT AND USE OF GUIDE .UOV (USER OVERLAY) FILESI saw dump file of .uov file Bill created. It seems no need this number,
>
> You'll notice that the top line contains a four-digit number declaring
>how many overlays are listed in the file. If you add or remove a line, you
>need to change this number. Also, each line is exactly the same length;
>keep this in mind when you edit the file.
>-180 <= x < 180; add or subtract 360 to get into this rangeThis explanation is lillte different. I programed like this.
>
>Z = (X + 180) * (2^24) / 360
>
>(so 0 <= Z < 2^24, a 24-bit quantity)
>
> byte[0] = Z mod 256 (least significant byte of Z)
> byte[1] = (Z / 256) mod 256 (next least significant byte of Z)
> byte[2] = (Z / 65536) mod 256 (most significant byte of Z)