// $Id$
//
//    File: DEventProcessor_fdc_covariance_hists.h
// Created: Mon Apr 20 10:18:30 EDT 2009
// Creator: davidl (on Darwin harriet.jlab.org 9.6.0 Darwin Kernel Version 9.6.0)
//

#ifndef _DEventProcessor_fdc_covariance_hists_
#define _DEventProcessor_fdc_covariance_hists_

#include <pthread.h>
#include <map>
using std::map;

#include <TTree.h>
#include <TFile.h>
#include <TH1.h>
#include <TH2.h>
#include <TProfile2D.h>

#include <JANA/JFactory.h>
#include <JANA/JEventProcessor.h>
#include <JANA/JEventLoop.h>

#include <TRACKING/DReferenceTrajectory.h>
#include <HDGEOMETRY/DMagneticFieldMap.h>

class DEventProcessor_fdc_covariance_hists:public jana::JEventProcessor{

	public:
		DEventProcessor_fdc_covariance_hists();
		~DEventProcessor_fdc_covariance_hists();

		TProfile2D *fdc_cov;
		TProfile2D *fdc_cov_calc;
		
		const DMagneticFieldMap *bfield;
		DReferenceTrajectory *rt;		
		
	private:
		jerror_t init(void);	///< Invoked via DEventProcessor virtual method
		jerror_t brun(jana::JEventLoop *loop, int runnumber);
		jerror_t evnt(jana::JEventLoop *loop, int eventnumber);	///< Invoked via DEventProcessor virtual method
		jerror_t erun(void);					///< Invoked via DEventProcessor virtual method
		jerror_t fini(void);					///< Invoked via DEventProcessor virtual method
			
		pthread_mutex_t mutex;
		
		int Nevents;
		double Z_fdc1;
};

#endif // _DEventProcessor_fdc_covariance_hists_