Vector4Dfwd.h

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// @(#)root/mathcore:$Id$
// Authors: W. Brown, M. Fischler, L. Moneta    2005
 
/**********************************************************************
 *                                                                    *
 * Copyright (c) 2005 , LCG ROOT MathLib Team                         *
 *                                                                    *
 *                                                                    *
 **********************************************************************/
 
// Header file for class LorentzVectorfwd
//
// Created by: moneta  at Tue May 31 21:06:43 2005
//
// Last update: Tue May 31 21:06:43 2005
//
#ifndef ROOT_MathX_Vector4Dfwd
#define ROOT_MathX_Vector4Dfwd 1
 
#include "MathX/GenVectorX/AccHeaders.h"
 
namespace ROOT {
 
namespace ROOT_MATH_ARCH {
 
// forward declarations of Lorentz Vectors and type defs definitions
 
template <class CoordSystem>
class LorentzVector;
 
template <typename T>
class PxPyPzE4D;
template <typename T>
class PtEtaPhiE4D;
template <typename T>
class PxPyPzM4D;
template <typename T>
class PtEtaPhiM4D;
//     template<typename T> class EEtaPhiMSystem;
 
// for LorentzVector have only double classes (define the vector in the global ref frame)
 
/**
   LorentzVector based on x,y,x,t (or px,py,pz,E) coordinates in double precision with metric (-,-,-,+)
 
   To use it add the line `#include <MathX/Vector4D.h>`
 
   See the documentation on the LorentzVector page.
*/
typedef LorentzVector<PxPyPzE4D<double>> XYZTVector;
// for consistency
typedef LorentzVector<PxPyPzE4D<double>> PxPyPzEVector;
 
/**
   LorentzVector based on x,y,x,t (or px,py,pz,E) coordinates in float precision with metric (-,-,-,+)
 
   To use it add the line `#include <MathX/Vector4D.h>`
 
   See the documentation on the LorentzVector page.
*/
typedef LorentzVector<PxPyPzE4D<float>> XYZTVectorF;
 
/**
   LorentzVector based on the x, y, z,  and Mass in double precision
 
   To use it add the line `#include <MathX/Vector4D.h>`
 
   See the documentation on the LorentzVector page.
*/
typedef LorentzVector<PxPyPzM4D<double>> PxPyPzMVector;
 
/**
   LorentzVector based on the cylindrical coordinates Pt, eta, phi and E (rho, eta, phi, t) in double precision
 
   To use it add the line `#include <MathX/Vector4D.h>`
 
   See the documentation on the LorentzVector page.
*/
typedef LorentzVector<PtEtaPhiE4D<double>> PtEtaPhiEVector;
 
/**
   LorentzVector based on the cylindrical coordinates pt, eta, phi and Mass in double precision
 
   To use it add the line `#include <MathX/Vector4D.h>`
 
   See the documentation on the LorentzVector page.
*/
typedef LorentzVector<PtEtaPhiM4D<double>> PtEtaPhiMVector;
 
//     /**
//        LorentzVector based on the coordinates E, Eta, Phi and Mass in double precision. These coordinates are
//        normally used to represents a cluster objects in a calorimeter at a collider experiment.
//     */
//     typedef BasicLorentzVector<EEtaPhiMSystem<double> > LorentzVectorEEtaPhiM;
 
} // namespace ROOT_MATH_ARCH
 
} // end namespace ROOT
 
#endif