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add getBeiDouDate and note some more leap second errors

pull/151/head
bert hubert 2021-08-02 23:59:49 +02:00
parent aa8c3b20e3
commit 07c07dd2f1
2 changed files with 15 additions and 4 deletions
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17
navmon.cc
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@ -292,22 +292,33 @@ std::string makeSatPartialName(const SatID& satid)
return fmt::sprintf("%c%02d", getGNSSChar(satid.gnss), satid.sv);
}
int g_dtLS{18}, g_dtLSBeidou{4};
void getGPSDateFromUTC(time_t t, int& wn, int& tow)
{
t -= 315964800;
t += 18;
t += 18; // XXXXXX LEAP SECOND
wn = t/(7*86400);
tow = t%(7*86400);
}
void getGalDateFromUTC(time_t t, int& wn, int& tow)
{
t -= 935280000;
t += 18;
t += 18; // XXXXXXX LEAP SECOND
wn = t/(7*86400);
tow = t%(7*86400);
}
int g_dtLS{18}, g_dtLSBeidou{4};
void getBeiDouDateFromUTC(time_t t, int&wn, int& sow)
{
// Week number count started from zero at 00:00:00 on Jan. 1, 2006 of BDT
t -= 1136070000;
t+= g_dtLSBeidou;
wn = t/(7*86400);
sow = t%(7*86400);
}
uint64_t utcFromGST(int wn, int tow)
{
return (935280000 + wn * 7*86400 + tow - g_dtLS);

2
navmon.hh
View File

@ -80,7 +80,7 @@ double utcFromGPS(int wn, double tow);
void getGPSDateFromUTC(time_t t, int& wn, int& tow);
void getGalDateFromUTC(time_t t, int& wn, int& tow);
void getBeiDouDateFromUTC(time_t t, int&wn, int& sow);
std::string makeHexDump(const std::string& str);
std::string makeHexDump(const std::basic_string<uint8_t>& str);