Changeset 10388 in ntrip for trunk/BNC/src/PPP/pppClient.cpp

Timestamp:

Mar 12, 2024, 3:10:17 PM (16 months ago)

Author:

stuerze

Message:

changes regarding PPP

File:

• trunk/BNC/src/PPP/pppClient.cpp (modified) (5 diffs)

trunk/BNC/src/PPP/pppClient.cpp

@@ -67 +67 @@
     }
   }
+  _offGps = 0.0;
   _offGlo = 0.0;
   _offGal = 0.0;
@@ -301 +302 @@
       const t_pppSatObs* satObs = obsVector.at(ii);
       char sys = satObs->prn().system();
-      if (satObs->isValid() && 
+      if (satObs->isValid() &&
           (!satObs->modelSet() || satObs->eleSat() >= _opt->_minEle) ) {
         ColumnVector rr = satObs->xc().Rows(1,3) - xyzc.Rows(1,3);
@@ -337 +338 @@
   return success;
 }
+
+// Compute A Priori Gps Clock Offset
+//////////////////////////////////////////////////////////////////////////////
+double t_pppClient::cmpOffGps(vector<t_pppSatObs*>& obsVector) {
+
+  t_lc::type tLC   = t_lc::dummy;
+  double     offGps = 0.0;
+
+  if (_opt->useSystem('G')) {
+    while (obsVector.size() > 0) {
+      offGps = 0.0;
+      double   maxRes      = 0.0;
+      int      maxResIndex = -1;
+      unsigned nObs        = 0;
+      t_prn    maxResPrn;
+      for (unsigned ii = 0; ii < obsVector.size(); ii++) {
+        const t_pppSatObs* satObs = obsVector.at(ii);
+        if (satObs->prn().system() == 'G') {
+          if (tLC == t_lc::dummy) {
+            tLC = satObs->isValid(t_lc::cIF) ? t_lc::cIF : t_lc::c1;
+          }
+          if (satObs->isValid(tLC) && (!satObs->modelSet() || satObs->eleSat() >= _opt->_minEle)) {
+            double ll = satObs->obsValue(tLC) - satObs->cmpValue(tLC);
+            ++nObs;
+            offGps += ll;
+            if (fabs(ll) > fabs(maxRes)) {
+              maxRes      = ll;
+              maxResIndex = ii;
+              maxResPrn   = satObs->prn();
+            }
+          }
+        }
+      }
+
+      if (nObs > 0) {
+        offGps = offGps / nObs;
+      }
+      else {
+        offGps = 0.0;
+      }
+
+      if (fabs(maxRes) > 100.0) {
+        LOG << "t_pppClient::cmpOffGps outlier " << maxResPrn.toString() << " " << maxRes << endl;
+        delete obsVector.at(maxResIndex);
+        obsVector.erase(obsVector.begin() + maxResIndex);
+      }
+      else {
+        break;
+      }
+    }
+  }
+  return offGps;
+}
+
 
 // Compute A Priori Glonass Clock Offset
@@ -443 +498 @@
   return offGal;
 }
-
 // Compute A Priori BDS Clock Offset
 //////////////////////////////////////////////////////////////////////////////
@@ -638 +692 @@
     }
 
+    _offGps = cmpOffGps(_obsRover);
     _offGlo = cmpOffGlo(_obsRover);
     _offGal = cmpOffGal(_obsRover);