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#57: make the conversion of AIS ship dimensions more robust

This commit is contained in:
andreas 2023-09-29 19:54:03 +02:00
parent 091e733d57
commit 4f2a630687
1 changed files with 12 additions and 9 deletions
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21
lib/nmea2ktoais/NMEA0183AISMessages.cpp
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@ -347,26 +347,29 @@ bool AddDimensions(tNMEA0183AISMsg &NMEA0183AISMsg, double Length, double Beam,
uint16_t _PosRefStbd = 0; uint16_t _PosRefStbd = 0;
uint16_t _PosRefPort = 0; uint16_t _PosRefPort = 0;
if ( PosRefBow >= 0.0 && PosRefBow <= 511.0 ) { if (PosRefBow < 0) PosRefBow=0; //could be N2kIsNA
_PosRefBow = ceil(PosRefBow); if ( PosRefBow <= 511.0 ) {
_PosRefBow = round(PosRefBow);
} else { } else {
_PosRefBow = 511; _PosRefBow = 511;
} }
if (PosRefStbd < 0 ) PosRefStbd=0; //could be N2kIsNA
if ( PosRefStbd >= 0.0 && PosRefStbd <= 63.0 ) { if (PosRefStbd <= 63.0 ) {
_PosRefStbd = ceil(PosRefStbd); _PosRefStbd = round(PosRefStbd);
} else { } else {
_PosRefStbd = 63; _PosRefStbd = 63;
} }
if ( !N2kIsNA(Length) ) { if ( !N2kIsNA(Length) ) {
_PosRefStern = ceil( Length ) - _PosRefBow; if (Length >= PosRefBow){
if ( _PosRefStern < 0 ) _PosRefStern = 0; _PosRefStern=round(Length - PosRefBow);
}
if ( _PosRefStern > 511 ) _PosRefStern = 511; if ( _PosRefStern > 511 ) _PosRefStern = 511;
} }
if ( !N2kIsNA(Beam) ) { if ( !N2kIsNA(Beam) ) {
_PosRefPort = ceil( Beam ) - _PosRefStbd; if (Beam >= PosRefStbd){
if ( _PosRefPort < 0 ) _PosRefPort = 0; _PosRefPort = round( Beam - PosRefStbd);
}
if ( _PosRefPort > 63 ) _PosRefPort = 63; if ( _PosRefPort > 63 ) _PosRefPort = 63;
} }