Minko online.nl> writes:
>
> Maybe a bit off-topic for this list, but for owners of GPS units that lacks
a night mode (Dakota, Oregon)
> there is an option to view this in the nautical map mode (setup -> marine ->
marine chart -> nautical). It
> turns out my typ file renders almost the same as
Each polygon has a separate generally 4 byte block referred to at 0x47 of a
non NT type file header;
the first two bytes plainly tells me where the polygon block is found,but what
do the other 2 bytes refer to?
They are obviously incremental for each polygon and may be related to a
polygon’s xp
