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@signalk/n2k-signalk
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NMEA 2000 to SignalK conversion library
github.com/SignalK/n2k-signalk
SignalK/n2k-signalk
@signalk/n2k-signalk
/
aisFromStarboard.js
10 lines
(9 loc)
•
270 B
JavaScript
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module
.
exports
=
function
(
n2k
) {
var
fromStarboard = n2k.
fields
[
'Position reference from Starboard'
]
var
width = n2k.
fields
[
'Beam'
]
if
(fromStarboard > width /
2
) {
return
(fromStarboard - width /
2
) * -
1
}
else
{
return
width /
2
- fromStarboard } }