Exemple #1
0
//-----------------------------------------------------------------------------
void RxSim::process()
{
   NavFramer nf;
   long int dataPoint =0;
   int count = 0;
   nf.debugLevel = debugLevel;
   nf.dump(cout);

   complex<float> s;
   int b=0;
   while (*input >> s)
   {
      if (b == band-1 || input->bands==1)
      {
         s *= gain;
         if (tr->process(s))
         {
            if (verboseLevel)
               tr->dump(cout);

               // Test code to skip input to speed up tracking.
               /*int count2 = 0;
            while(count2 < 3*16367)
            {
               count2++;
               *input >> s;
               }*/

// Following two if statements are specific to tracker updating every
// 1 ms.
            if(tr->navChange)
            {
               nf.process(*tr, dataPoint,
                          (float)tr->localReplica.getCodePhaseOffsetSec()*1e6);
               count = 0;
            }
            if(count == 20)
            {
               count = 0;
               nf.process(*tr, dataPoint,
                          (float)tr->localReplica.getCodePhaseOffsetSec()*1e6);
            }
            count++;
         }
      }
      b++;
      b %= input->bands;

      if (cc->localTime > timeLimit)
         break;

      dataPoint++;
   }
}
Exemple #2
0
void *Cfunction(void* p)
{
   Par *par = (Par*)p;
   
   EMLTracker *tr = par->tr;
   int *count = par->count;
   NavFramer *nf = par->nf;
   int bufferSize = par->bufferSize;
   int dp = par->dp - bufferSize;
   Buffer *b = par->s;
   bool v = par->v;
   
   int index = 0; 
   
   while(index < bufferSize + 1) // number of data points to track before join.
   {
      if (tr->process(b->arr[index]))
      {
         if(v)
            tr->dump(cout);
         
         if(tr->navChange)
         {
            nf->process(*tr, dp, 
                     (float)tr->localReplica.getCodePhaseOffsetSec()*1e6);
            *count = 0;
         }
         if(*count == 20)
         // The *20* depends on the tracker updating every C/A period.
         {
            *count = 0;
            nf->process(*tr, dp, 
                     (float)tr->localReplica.getCodePhaseOffsetSec()*1e6);
         }
         
         *count = *count + 1;
      }
      index++;
      dp++;
   } 
   pthread_exit(NULL);
   return NULL;
}