Changeset 6792 in ntrip

Timestamp:

Apr 22, 2015, 2:51:30 PM (10 years ago)

Author:

stuerze

Message:

some complements with respect to Galileo navigation messages

Location:

trunk/BNC/src

Files:

• ephemeris.cpp (modified) (9 diffs)
• ephemeris.h (modified) (1 diff)

trunk/BNC/src/ephemeris.cpp

@@ -446 +446 @@
 
   _TOEsec   = _TOC.gpssec();
-  ////  _TOEsec   = ee->TOE;  //// TODO: 
+
   _Cic      = ee->Cic;
   _OMEGA0   = ee->OMEGA0;
@@ -462 +462 @@
   _E5aHS    = ee->E5aHS;
   _E5bHS    = ee->E5bHS;
+  _E1_bHS   = ee->E1_HS;
   _BGD_1_5A = ee->BGD_1_5A;
   _BGD_1_5B = ee->BGD_1_5B;
@@ -808 +809 @@
   // ------------
   int fieldLen = 19;
-
+  double SVhealth = 0.0;
+  double datasource = 0.0;
   int pos[4];
   pos[0] = (rnxVersion <= 2.12) ?  3 :  4;
@@ -893 +895 @@
 
     else if ( iLine == 5 ) {
-      if ( readDbl(line, pos[0], fieldLen, _IDOT    ) ||
-           readDbl(line, pos[2], fieldLen, _TOEweek) ) {
-        _checkState = bad;
-        return;
+      if ( readDbl(line, pos[0], fieldLen, _IDOT      ) ||
+           readDbl(line, pos[1], fieldLen, datasource) ||
+           readDbl(line, pos[2], fieldLen, _TOEweek   ) ) {
+        _checkState = bad;
+        return;
+      } else {
+        if        (int(datasource) & (1<<8)) {
+          _flags |= GALEPHF_FNAV;
+        } else if (int(datasource) & (1<<9)) {
+          _flags |= GALEPHF_INAV;
+        }
       }
     }
@@ -902 +911 @@
     else if ( iLine == 6 ) {
       if ( readDbl(line, pos[0], fieldLen, _SISA    ) ||
-           readDbl(line, pos[1], fieldLen, _E5aHS   ) ||
+           readDbl(line, pos[1], fieldLen,  SVhealth) ||
            readDbl(line, pos[2], fieldLen, _BGD_1_5A) ||
            readDbl(line, pos[3], fieldLen, _BGD_1_5B) ) {
         _checkState = bad;
         return;
+      } else {
+        // Bit 0
+        if (int(SVhealth) & (1<<0)) {
+          _flags |= GALEPHF_E1DINVALID;
+        }
+        // Bit 1-2
+        _E1_bHS = double((int(SVhealth) >> 1) & 0x3);
+        // Bit 3
+        if (int(SVhealth) & (1<<3)) {
+          _flags |= GALEPHF_E5ADINVALID;
+        }
+        // Bit 4-5
+        _E5aHS = double((int(SVhealth) >> 4) & 0x3);
+        // Bit 6
+        if (int(SVhealth) & (1<<6)) {
+          _flags |= GALEPHF_E5BDINVALID;
+        }
+        // Bit 7-8
+        _E5bHS = double((int(SVhealth) >> 7) & 0x3);
       }
     }
@@ -1097 +1125 @@
     .arg(_OMEGADOT, 19, 'e', 12);
 
-  int dataSource = 0;
-  double HS = 0.0;
-  if      ( (_flags & GALEPHF_INAV) == GALEPHF_INAV ) {
-    dataSource |= (1<<0);
-    dataSource |= (1<<9);
-    HS = _E5bHS;
-  }
-  else if ( (_flags & GALEPHF_FNAV) == GALEPHF_FNAV ) {
+  int    dataSource = 0;
+  int    SVhealth   = 0;
+  double BGD_1_5A   = _BGD_1_5A;
+  double BGD_1_5B   = _BGD_1_5B;
+  if      ((_flags & GALEPHF_FNAV) == GALEPHF_FNAV) {
     dataSource |= (1<<1);
     dataSource |= (1<<8);
-    HS = _E5aHS;
-  }
+    BGD_1_5B = 0.0;
+    // SVhealth
+    //   Bit 3  : E5a DVS
+    if ((_flags & GALEPHF_E5ADINVALID) == GALEPHF_E5ADINVALID) {
+      SVhealth |= (1<<3);
+    }
+    //   Bit 4-5: E5a HS
+    if (_E5aHS == 1.0) {
+      SVhealth |= (1<<4);
+    }
+    else if (_E5aHS == 2.0) {
+      SVhealth |= (1<<5);
+    }
+    else if (_E5aHS  == 3.0) {
+      SVhealth |= (1<<4);
+      SVhealth |= (1<<5);
+    }
+  }
+  else if ((_flags & GALEPHF_INAV) == GALEPHF_INAV) {
+    dataSource |= (1<<0);
+    dataSource |= (1<<2);
+    dataSource |= (1<<9);
+    // SVhealth
+    //   Bit 0  : E1-B DVS
+    if ((_flags & GALEPHF_E1DINVALID) == GALEPHF_E1DINVALID) {
+      SVhealth |= (1<<0);
+    }
+    //   Bit 1-2: E1-B HS
+    if      (_E1_bHS == 1.0) {
+      SVhealth |= (1<<1);
+    }
+    else if (_E1_bHS == 2.0) {
+      SVhealth |= (1<<2);
+    }
+    else if (_E1_bHS  == 3.0) {
+      SVhealth |= (1<<1);
+      SVhealth |= (1<<2);
+    }
+    //   Bit 6  : E5b DVS
+    if ((_flags & GALEPHF_E1DINVALID) == GALEPHF_E1DINVALID) {
+      SVhealth |= (1<<6);
+    }
+    //   Bit 7-8: E5b HS
+    if      (_E5bHS == 1.0) {
+      SVhealth |= (1<<7);
+    }
+    else if (_E5bHS == 2.0) {
+      SVhealth |= (1<<8);
+    }
+    else if (_E5bHS  == 3.0) {
+      SVhealth |= (1<<7);
+      SVhealth |= (1<<8);
+    }
+  }
+
   out << QString(fmt)
     .arg(_IDOT,              19, 'e', 12)
@@ -1115 +1193 @@
     .arg(0.0,                19, 'e', 12);
 
-  out << QString(fmt)
-    .arg(_SISA,     19, 'e', 12)
-    .arg(HS,        19, 'e', 12)
-    .arg(_BGD_1_5A, 19, 'e', 12)
-    .arg(_BGD_1_5B, 19, 'e', 12);
+  double SISA = -1.0;
+  if ((_SISA >= 0) && (_SISA <= 49)) {
+    SISA = _SISA / 100.0;
+  }
+  if((_SISA >= 50) && (_SISA <= 74)) {
+    SISA = (50 + (_SISA - 50.0) * 2.0) / 100.0;
+  }
+  if((_SISA >= 75) && (_SISA <= 99)) {
+    SISA = 1.0 + (_SISA - 75.0) * 0.04;
+  }
+  if((_SISA >= 100) && (_SISA <= 125)) {
+    SISA = 2.0 + (_SISA - 100.0) * 0.16;
+  }
+  out << QString(fmt)
+    .arg(SISA,             19, 'e', 12)
+    .arg(double(SVhealth), 19, 'e', 12)
+    .arg(BGD_1_5A,         19, 'e', 12)
+    .arg(BGD_1_5B,         19, 'e', 12);
 
   out << QString(fmt)
@@ -1704 +1795 @@
     .arg(0.0,                               19, 'e', 12);
 
-  double ura = _URA; // RINEX file input
+  // RINEX file input
+  double ura = _URA;
+  // RTCM stream input
   if ((_URAI <  6) && (_URAI >= 0)) {
     ura = ceil(10.0 * pow(2.0, ((double)_URAI/2.0) + 1.0)) / 10.0;
@@ -1722 +1815 @@
   }
   out << QString(fmt)
-    .arg(tots,         19, 'e', 12)
+    .arg(tots,          19, 'e', 12)
     .arg(double(_AODC), 19, 'e', 12)
     .arg("",            19, QChar(' '))

trunk/BNC/src/ephemeris.h

@@ -188 +188 @@
 
   double  _IDOT;             //  [rad/s]
-  //
   double _TOEweek;
   // spare
 
-  double  _SISA;             //  Signal In Space Accuracy
+  int     _SISAI;            //  Signal In Space Accuracy Index from RTCM stream
+  double  _SISA;             //  Signal In Space Accuracy [m] from RINEX file
   double  _E5aHS;            //  E5a Health Status
   double  _E5bHS;            //  E5b Health Status
+  double  _E1_bHS;           //  E1-b Health Status
   double  _BGD_1_5A;         //  group delay [s] 
   double  _BGD_1_5B;         //  group delay [s] 
 
   double _TOT;               // [s]
-
   int    _flags;
 };