// $Id$
//
//    File: ReconPhoton.h
// Created: Wed Mar  2 14:22:10 EST 2011
// Creator: davidl (on Linux ifarml6 2.6.18-128.el5)
//

#ifndef _ReconPhoton_
#define _ReconPhoton_

#include <iostream>

#include <TObject.h>
#include <TLorentzVector.h>


class ReconPhoton:public TObject{
	public:
		
		// ctor
		ReconPhoton(void){
		}
		
		// dtor
		~ReconPhoton(void){
		}
		
		// Clear
		void Clear(void){
			event = 0;
			thrown.SetXYZT(0.0, 0.0, 0.0, 0.0);
			recon.SetXYZT(0.0, 0.0, 0.0, 0.0);
			pos.SetXYZ(0.0, 0.0, 0.0);
			t = 0.0;
			Nrecon = 0;
			irecon = -1;
			dist_to_thrown = 0.0;
			idist_to_thrown = -1;

			ptype_closest = -1;
			pos_closest.SetXYZ(0.0, 0.0, 0.0);
			pos_origin.SetXYZ(0.0, 0.0, 0.0);
			mech = 0;
		}

		int event;
		float theta_gen;
		float z_gen; // projected to r=65cm
		float t_gen; // projected to r=65cm (in ns)
		TLorentzVector thrown;
		TLorentzVector recon;
		TVector3 pos; // projected thrown position on calorimeter surface
		float t;
		int Nrecon;
		int irecon; // position in array of reconstructed photons
		float dist_to_thrown;
		int idist_to_thrown; // position in array ordered by distance_to_thrown. "0" means closest.

		int ptype_closest; // type of particle for most energetic trajectory point within 15cm of recon
		TVector3 pos_closest; // position of most energetic ""
		TVector3 pos_origin; // position of origin of most energetic ""
		int mech; // mechanism used to create most energetic ""

	private:
		ClassDef(ReconPhoton,1);
};



#endif // _ReconPhoton_