p2pi_hists/DCustomAction_p2pi_hists.h

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// $Id$
//
//    File: DCustomAction_p2pi_hists.h
// Created: Wed Jan 21 16:53:41 EST 2015
// Creator: jrsteven (on Linux ifarm1401 2.6.32-431.el6.x86_64 x86_64)
//

#ifndef _DCustomAction_p2pi_hists_
#define _DCustomAction_p2pi_hists_

#include <string>
#include <iostream>

#include "TH1.h"
#include "TLorentzRotation.h"

#include "JANA/JEventLoop.h"
#include "JANA/JApplication.h"

#include "ANALYSIS/DAnalysisAction.h"
#include "ANALYSIS/DReaction.h"
#include "ANALYSIS/DParticleCombo.h"
#include "ANALYSIS/DAnalysisUtilities.h"

using namespace std;
using namespace jana;

class DCustomAction_p2pi_hists : public DAnalysisAction
{
   public:

      DCustomAction_p2pi_hists(const DReaction* locReaction, bool locUseKinFitResultsFlag, string locActionUniqueString = "") : 
           DAnalysisAction(locReaction, "Custom_p2pi_hists", locUseKinFitResultsFlag, locActionUniqueString) {}

      void Initialize(JEventLoop* locEventLoop);

   private:

      bool Perform_Action(JEventLoop* locEventLoop, const DParticleCombo* locParticleCombo);

      // Parameters for event selection to fill histograms
      int endpoint_energy_bins;
      double cohmin_energy, cohedge_energy, endpoint_energy;
      double dEdxCut, minMMCut, maxMMCut, minMM2Cut, maxMM2Cut, missingEnergyCut, minRhoMassCut, maxRhoMassCut;

      // Optional: Useful utility functions.
      const DAnalysisUtilities* dAnalysisUtilities;

      // need PID algos for SC matching
                const DParticleID* dParticleID;

      Particle_t dMissingPID;

      //Store any histograms as member variables here
      TH1I *dEgamma;
      TH2I *dMM_M2pi, *dMM_M2pi_noEle, *dt_M2pi_noEle;
      TH2I *dMM2_M2pi, *dProton_dEdx_P, *dProton_P_Theta, *dDeltaE_M2pi, *dDeltaE_M2pi_ProtonTag;
      TH2I *dDalitz_p2pi, *dMppiplus_M2pi, *dMppiminus_M2pi, *dEgamma_M2pi;
      TH2I *dPiPlusPsi_t;
      TH2I *dPiPlusPsi_Egamma, *dProtonPhi_Egamma;
      TH2I *dBaryonM_CosTheta_Egamma1, *dBaryonM_CosTheta_Egamma2, *dBaryonM_CosTheta_Egamma3; 
};

#endif // _DCustomAction_p2pi_hists_