message: Add option to set bz in O2 interface
diff: @@ -35,6 +35,7 @@ int AliHLTTPCCAO2Interface::Initialize(const char* options)
  if (fInitialized) return(1);
  fHLT = &AliHLTTPCCAStandaloneFramework::Instance(-1);
  if (fHLT == NULL) return(1);
  + float solenoidBz = -5.00668;
  if (options && *options)
  {
  @@ -55,6 +56,11 @@ int AliHLTTPCCAO2Interface::Initialize(const char* options)
  fDumpEvents = true;
  printf("Dumping of input events enabled\n");
  }
  + else if (optLen > 3 && strncmp(optPtr, "bz=", 3) == 0)
  + {
  + sscanf(optPtr + 3, "%f", &solenoidBz);
  + printf("Using solenoid field %f\n", solenoidBz);
  + }
  else
  {
  printf("Unknown option: %s\n", optPtr);
  @@ -72,7 +78,7 @@ int AliHLTTPCCAO2Interface::Initialize(const char* options)
  hlt.SetHighQPtForward(1./0.1);
  hlt.SetNWays(nways);*/
  - fHLT->SetSettings();
  + fHLT->SetSettings(solenoidBz);
  fHLT->SetGPUTrackerOption("HelperThreads", 0);
  fHLT->SetGPUTrackerOption("GlobalTracking", 1);
  fHLT->SetSearchWindowDZDR(2.5f);
  