source: svn/trunk/external/Hector/H_RecRPObject.h@ 1364

#ifndef _H_RecRPObject_
#define _H_RecRPObject_

  /* * * * * * * * * * * * * * * * * * * * * * * * * * * *
 *                                                         *
*                   --<--<--  A fast simulator --<--<--     *
*                 / --<--<--     of particle   --<--<--     *
*  ----HECTOR----<                                          *
*                 \ -->-->-- transport through -->-->--     *
*                   -->-->-- generic beamlines -->-->--     *
*                                                           *
* JINST 2:P09005 (2007)                                     *
*      X Rouby, J de Favereau, K Piotrzkowski (CP3)         *
*       http://www.fynu.ucl.ac.be/hector.html               *
*                                                           *
* Center for Cosmology, Particle Physics and Phenomenology  *
*              Universite catholique de Louvain             *
*                 Louvain-la-Neuve, Belgium                 *
 *                                                         *
   * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/// \file H_RecRPObject.h
/// \brief Reconstructed information from objects detected by two roman pots

#include "TF1.h"
#include <cmath>

#include "H_BeamLine.h"

#define NOT_YET_COMPUTED -666

/// Reconstruction of parameters at IP using measurements with roman pots
class H_RecRPObject {
        public:
                H_RecRPObject();
                H_RecRPObject(const float, const float, const H_AbstractBeamLine* );
                H_RecRPObject(const float, const float, const H_AbstractBeamLine& ); // old-fashioned -- to be deleted
                H_RecRPObject(const H_RecRPObject&);
                H_RecRPObject& operator=(const H_RecRPObject&);
                ~H_RecRPObject() {delete f_1; delete f_2; delete g_1; delete g_2; 
                                  delete d_1; delete d_2; delete k_1; delete k_2; 
                                  delete l_1; delete l_2; 
                                  delete thebeam;};

                inline float getX1() const {return x1;};
                inline float getX2() const {return x2;};
                inline float getY1() const {return y1;};
                inline float getY2() const {return y2;};
                inline float getS1() const {return s1;};
                inline float getS2() const {return s2;};

                float getTX();
                float getTY();
                float getE();
                float getE(int );
                float getQ2();
                float getPt();

                void setPositions(const float, const float, const float, const float);
                void setPosition_det1(const float, const float);
                void setPosition_det2(const float, const float);
                void setDetPos(const float, const float);
                void setERange(const float, const float);
                void computeERange();
                void initialize();
                void computeAll();

        protected:

                float emin, emax;
                float x1, x2, y1, y2, s1, s2;
                float txip, tyip, energy, q2, pt;
                H_AbstractBeamLine* thebeam;
                TF1* f_1, *f_2;
                TF1* g_1, *g_2;
                TF1* d_1, *d_2;
                TF1* k_1, *k_2;
                TF1* l_1, *l_2;
        friend std::ostream& operator<< (std::ostream& os, const H_RecRPObject& rp);
};

#endif