// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer 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 "TMeshB12AnlProc.h"

#include "TGo4UserException.h"
#include "TGo4Log.h"

#include "TMeshB12OutputEvent.h"
#include "TMeshB1OutputEvent.h"
#include "TMeshB2OutputEvent.h"

//***********************************************************
// this one is used in TXXXAnlFact
TMeshB12AnlProc::TMeshB12AnlProc(const char *name)
  :TGo4EventProcessor(name),fxInput1(nullptr),fxInput2(nullptr)
{
   TGo4Log::Info("TMeshB12AnlProc: Create %s", name);
}

TMeshB12AnlProc::TMeshB12AnlProc()
  : TGo4EventProcessor("Processor12"),fxInput1(nullptr),fxInput2(nullptr)
{
}

TMeshB12AnlProc::~TMeshB12AnlProc()
{
}

//-----------------------------------------------------------
void TMeshB12AnlProc::Analysis(TMeshB12OutputEvent* poutevt)
{
   if (!fxInput1) {
      // lazy init for input event from framework
      TGo4EventElement *providerinput = GetInputEvent("Output1Provider");
      fxInput1 = dynamic_cast<TMeshB1OutputEvent *>(providerinput);
   }
   if (!fxInput2) {
      // lazy init for input event from framework
      TGo4EventElement *providerinput = GetInputEvent("Output2Provider");
      fxInput2 = dynamic_cast<TMeshB2OutputEvent *>(providerinput);
   }

   if (fxInput1 && fxInput2) {
      // do the processing here:
      for (Int_t i = 0; i < 4; i++) {
         Int_t j = i + 1;
         if (j > 3)
            j = 0;
         Float_t val = 0;
         if (fxInput2->frData[j])
            val = TMath::Abs(fxInput1->frData[i] / fxInput2->frData[j]);
         poutevt->frData[i] = val;
      }
   } else {
      throw TGo4UserException(3, "Error: not all input events available for processor %s", GetName());
   }
}