Go4Example1Step/TXXXAnalysis.cxx

Go to the documentation of this file.

// $Id: TXXXAnalysis.cxx 1181 2014-03-19 08:28:53Z linev $
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum f�r Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------

#include "TXXXAnalysis.h"

#include <stdlib.h>

#include "TGo4Version.h"
#include "TGo4Log.h"
#include "Go4EventServer.h"
#include "TGo4StepFactory.h"
#include "TGo4AnalysisStep.h"

#include "TXXXControl.h"

//***********************************************************
TXXXAnalysis::TXXXAnalysis() :
   fMbsEvent(0),
   fCtl(0),
   fEvents(0),
   fLastEvent(0)
{
}
//***********************************************************

// this constructor is called by go4analysis executable
TXXXAnalysis::TXXXAnalysis(int argc, char** argv) :
   TGo4Analysis(argc, argv),
   fMbsEvent(0),
   fCtl(0),
   fEvents(0),
   fLastEvent(0)
{
   if (!TGo4Version::CheckVersion(__GO4BUILDVERSION__)) {
      TGo4Log::Error("Go4 version mismatch");
      exit(-1);
   }

   TGo4Log::Info("Create TXXXAnalysis name: %s", argv[0]);

   TGo4StepFactory* factory = new TGo4StepFactory("Factory");
   factory->DefEventProcessor("XXXProc","TXXXProc");// object name, class name
   factory->DefOutputEvent("XXXEvent","TXXXEvent"); // object name, class name

   Text_t lmdfile[512]; // source file
   sprintf(lmdfile,"%s/data/test.lmd",getenv("GO4SYS"));
   // TGo4EventSourceParameter* sourcepar = new TGo4MbsTransportParameter("r3b");
   TGo4EventSourceParameter* sourcepar = new TGo4MbsFileParameter(lmdfile);

   TGo4FileStoreParameter* storepar = new TGo4FileStoreParameter(Form("%sOutput", argv[0]));
   storepar->SetOverwriteMode(kTRUE);

   TGo4AnalysisStep* step = new TGo4AnalysisStep("Analysis", factory, sourcepar, storepar);

   step->SetSourceEnabled(kTRUE);
   step->SetStoreEnabled(kFALSE);
   step->SetProcessEnabled(kTRUE);
   step->SetErrorStopEnabled(kTRUE);

   // Now the first analysis step is set up.
   // Other steps could be created here
   AddAnalysisStep(step);

   // uncomment following line to define custom passwords for analysis server
   // DefineServerPasswords("XXXadmin", "XXXctrl", "XXXview");

   // At this point, autosave file has not yet been read!
   // Therefore parameter values set here will be overwritten
   // if an autosave file is there.
   fCtl = new TXXXControl("Control");
   AddParameter(fCtl);
}

//***********************************************************
TXXXAnalysis::~TXXXAnalysis()
{
   TGo4Log::Info("TXXXAnalysis: Delete instance");
}

//-----------------------------------------------------------
Int_t TXXXAnalysis::UserPreLoop()
{
   // all this is optional:
   TGo4Log::Info("TXXXAnalysis: PreLoop");
   // get pointer to input event (used in postloop and event function):
   fMbsEvent = dynamic_cast<TGo4MbsEvent*> (GetInputEvent("Analysis"));   // of step "Analysis"
   if(fMbsEvent) fMbsEvent->PrintMbsFileHeader();
      // fileheader structure (lmd file only):

   fEvents=0; // event counter
   fLastEvent=0; // number of last event processed
   return 0;
}
//-----------------------------------------------------------
Int_t TXXXAnalysis::UserPostLoop()
{
   // all this is optional:
   TGo4Log::Info("TXXXAnalysis: PostLoop");
   TGo4Log::Info("Last event  #: %d Total events: %d", fLastEvent, fEvents);
   fMbsEvent = 0; // reset to avoid invalid pointer if analysis is changed in between
   fEvents = 0;
   return 0;
}

//-----------------------------------------------------------
Int_t TXXXAnalysis::UserEventFunc()
{
   // all this is optional:
   // This function is called once for each event after all steps.
   if(fMbsEvent) {
      fEvents++;
      fLastEvent = fMbsEvent->GetCount();
   }
   if((fEvents == 1) || IsNewInputFile()) {
      TGo4Log::Info("First event #: %d", fLastEvent);
   }
   return 0;
}