Changeset 926 in ntrip

Timestamp:

May 25, 2008, 12:17:49 PM (16 years ago)

Author:

mervart

Message:

* empty log message *

Location:

trunk/BNS

Files:

• bnseph.cpp (modified) (1 diff)
• bnseph.h (modified) (1 diff)

trunk/BNS/bnseph.cpp

@@ -388 +388 @@
 }
 
+// Glonass IOD
+////////////////////////////////////////////////////////////////////////////
+int t_ephGlo::IOD() const {
+  ////  return int(fmod(_GPSweeks,86400.0)) / 600;
+  unsigned int tb  = int(fmod(_GPSweeks,86400.0)) * 1000; // msec of day
+
+  // 5 LSBs of iod are equal to 5 LSBs of tb, remaining bits are zero
+  unsigned int iod = tb << 3;
+  return (iod >> 3);
+}

trunk/BNS/bnseph.h

@@ -37 +37 @@
   virtual void position(int GPSweek, double GPSweeks, ColumnVector& xc,
                         ColumnVector& vv) const;
-  virtual int  IOD() const {return int(fmod(_GPSweeks,86400.0)) / 600;}
+  virtual int  IOD() const;
  private:
   static ColumnVector glo_deriv(double /* tt */, const ColumnVector& xv);