From 3b752938039bf4538b61be5be660c23cf3b1b7f9 Mon Sep 17 00:00:00 2001
From: nicolas <nicolas@nptool>
Date: Tue, 19 Feb 2013 16:17:04 +0000
Subject: [PATCH] * add NPTOOL units based from the CLHEP files + this
allows to remove CLHEP dependency in NPLib + this allows to remove
Constant.h file
---
NPAnalysis/Hyde2/Analysis.cxx | 2 +-
NPAnalysis/Hyde2/Analysis.h | 2 +-
NPLib/Physics/Constant.h | 48 -----
NPLib/Physics/NPBeam.cxx | 7 +-
NPLib/Physics/NPEnergyLoss.h | 9 +-
NPLib/Physics/NPGlobalSystemOfUnits.h | 118 +++++++++++
NPLib/Physics/NPNucleus.cxx | 33 +--
NPLib/Physics/NPNucleus.h | 12 +-
NPLib/Physics/NPPhysicalConstants.h | 140 +++++++++++++
NPLib/Physics/NPReaction.cxx | 8 +-
NPLib/Physics/NPSystemOfUnits.h | 289 ++++++++++++++++++++++++++
11 files changed, 593 insertions(+), 75 deletions(-)
delete mode 100755 NPLib/Physics/Constant.h
create mode 100644 NPLib/Physics/NPGlobalSystemOfUnits.h
create mode 100644 NPLib/Physics/NPPhysicalConstants.h
create mode 100644 NPLib/Physics/NPSystemOfUnits.h
diff --git a/NPAnalysis/Hyde2/Analysis.cxx b/NPAnalysis/Hyde2/Analysis.cxx
index da1ba2a8c..501cfb873 100644
--- a/NPAnalysis/Hyde2/Analysis.cxx
+++ b/NPAnalysis/Hyde2/Analysis.cxx
@@ -61,7 +61,7 @@ int main(int argc,char** argv)
RootOutput::getInstance()->GetTree()->Branch("Y",&Y,"Y/D") ;
// Get HydeTracker pointer
- HydeTracker* HYDTrack = (HydeTracker*) myDetector->GetDetector("HYDE");
+ Hyde2Tracker* HYDTrack = (Hyde2Tracker*) myDetector->GetDetector("HYDE2");
// Get the input TChain and treat it
TChain* Chain = RootInput:: getInstance() -> GetChain();
diff --git a/NPAnalysis/Hyde2/Analysis.h b/NPAnalysis/Hyde2/Analysis.h
index af67a9b02..7966fbe4e 100644
--- a/NPAnalysis/Hyde2/Analysis.h
+++ b/NPAnalysis/Hyde2/Analysis.h
@@ -8,7 +8,7 @@
// NPA
#include "DetectorManager.h"
#include "NPOptionManager.h"
-#include "HydeTracker.h"
+#include "Hyde2Tracker.h"
// STL C++
#include <iostream>
diff --git a/NPLib/Physics/Constant.h b/NPLib/Physics/Constant.h
deleted file mode 100755
index f3d1c8150..000000000
--- a/NPLib/Physics/Constant.h
+++ /dev/null
@@ -1,48 +0,0 @@
-#ifndef Constant_h
-#define Constant_h
-/*****************************************************************************
- * Copyright (C) 2009-2013 this file is part of the NPTool Project *
- * *
- * For the licensing terms see $NPTOOL/Licence/NPTool_Licence *
- * For the list of contributors see $NPTOOL/Licence/Contributors *
- *****************************************************************************/
-
-/*****************************************************************************
- * Original Author: contact address: *
- * *
- * Creation Date : *
- * Last update : *
- *---------------------------------------------------------------------------*
- * Decription: *
- * *
- * *
- *---------------------------------------------------------------------------*
- * Comment: *
- * *
- *****************************************************************************/
-
-
-// Quelques constantes utiles ....
-//
-// en MeV
-#define hbarc 197.
-
-// sans unite
-#define alpha 137.0359895
-
-// en MeV.c-2
-#define uma 931.49432
-
-// en mol-1
-#define Na 6.0221367e23
-
-// en m.s-1
-#define C 2.99792458e8
-
-// en MeV.T9-1
-#define kB 8.61735e-2
-
-// en C
-#define echarge 1.602177e-19
-
-#endif
\ No newline at end of file
diff --git a/NPLib/Physics/NPBeam.cxx b/NPLib/Physics/NPBeam.cxx
index 3ad07979a..1bd2b7a3a 100644
--- a/NPLib/Physics/NPBeam.cxx
+++ b/NPLib/Physics/NPBeam.cxx
@@ -39,8 +39,11 @@
#include "TDirectory.h"
// Use CLHEP System of unit and Physical Constant
-#include "CLHEP/Units/GlobalSystemOfUnits.h"
-#include "CLHEP/Units/PhysicalConstants.h"
+//#include "CLHEP/Units/GlobalSystemOfUnits.h"
+//#include "CLHEP/Units/PhysicalConstants.h"
+#include "NPGlobalSystemOfUnits.h"
+#include "NPPhysicalConstants.h"
+using namespace NPUNITS;
using namespace NPL;
diff --git a/NPLib/Physics/NPEnergyLoss.h b/NPLib/Physics/NPEnergyLoss.h
index f6810beec..49ec4322c 100644
--- a/NPLib/Physics/NPEnergyLoss.h
+++ b/NPLib/Physics/NPEnergyLoss.h
@@ -40,9 +40,12 @@ using namespace std ;
//#include "TObject.h"
// Use CLHEP System of unit and Physical Constant
-#include "CLHEP/Units/GlobalSystemOfUnits.h"
-#include "CLHEP/Units/PhysicalConstants.h"
-using namespace CLHEP ;
+//#include "CLHEP/Units/GlobalSystemOfUnits.h"
+//#include "CLHEP/Units/PhysicalConstants.h"
+//using namespace CLHEP ;
+#include "NPGlobalSystemOfUnits.h"
+#include "NPPhysicalConstants.h"
+using namespace NPUNITS;
// ROOT
#include "Math/InterpolationTypes.h"
diff --git a/NPLib/Physics/NPGlobalSystemOfUnits.h b/NPLib/Physics/NPGlobalSystemOfUnits.h
new file mode 100644
index 000000000..a8b4cc2c7
--- /dev/null
+++ b/NPLib/Physics/NPGlobalSystemOfUnits.h
@@ -0,0 +1,118 @@
+
+#include "NPSystemOfUnits.h"
+
+using NPUNITS::millimeter;
+using NPUNITS::millimeter2;
+using NPUNITS::millimeter3;
+using NPUNITS::centimeter;
+using NPUNITS::centimeter2;
+using NPUNITS::centimeter3;
+using NPUNITS::meter;
+using NPUNITS::meter2;
+using NPUNITS::meter3;
+using NPUNITS::kilometer;
+using NPUNITS::kilometer2;
+using NPUNITS::kilometer3;
+using NPUNITS::parsec;
+using NPUNITS::micrometer;
+using NPUNITS::nanometer;
+using NPUNITS::angstrom;
+using NPUNITS::fermi;
+using NPUNITS::barn;
+using NPUNITS::millibarn;
+using NPUNITS::microbarn;
+using NPUNITS::nanobarn;
+using NPUNITS::picobarn;
+using NPUNITS::mm;
+using NPUNITS::um;
+using NPUNITS::nm;
+using NPUNITS::mm2;
+using NPUNITS::mm3;
+using NPUNITS::cm;
+using NPUNITS::cm2;
+using NPUNITS::cm3;
+using NPUNITS::m;
+using NPUNITS::m2;
+using NPUNITS::m3;
+using NPUNITS::km;
+using NPUNITS::km2;
+using NPUNITS::km3;
+using NPUNITS::pc;
+using NPUNITS::radian;
+using NPUNITS::milliradian;
+using NPUNITS::degree;
+using NPUNITS::steradian;
+using NPUNITS::rad;
+using NPUNITS::mrad;
+using NPUNITS::sr;
+using NPUNITS::deg;
+using NPUNITS::nanosecond;
+using NPUNITS::second;
+using NPUNITS::millisecond;
+using NPUNITS::microsecond;
+using NPUNITS::picosecond;
+using NPUNITS::hertz;
+using NPUNITS::kilohertz;
+using NPUNITS::megahertz;
+using NPUNITS::ns;
+using NPUNITS::s;
+using NPUNITS::ms;
+using NPUNITS::eplus;
+using NPUNITS::e_SI;
+using NPUNITS::coulomb;
+using NPUNITS::megaelectronvolt;
+using NPUNITS::electronvolt;
+using NPUNITS::kiloelectronvolt;
+using NPUNITS::gigaelectronvolt;
+using NPUNITS::teraelectronvolt;
+using NPUNITS::petaelectronvolt;
+using NPUNITS::joule;
+using NPUNITS::MeV;
+using NPUNITS::eV;
+using NPUNITS::keV;
+using NPUNITS::GeV;
+using NPUNITS::TeV;
+using NPUNITS::PeV;
+using NPUNITS::kilogram;
+using NPUNITS::gram;
+using NPUNITS::milligram;
+using NPUNITS::kg;
+using NPUNITS::g;
+using NPUNITS::mg;
+using NPUNITS::watt;
+using NPUNITS::newton;
+using NPUNITS::hep_pascal;
+using NPUNITS::bar;
+using NPUNITS::atmosphere;
+using NPUNITS::ampere;
+using NPUNITS::milliampere;
+using NPUNITS::microampere;
+using NPUNITS::nanoampere;
+using NPUNITS::megavolt;
+using NPUNITS::kilovolt;
+using NPUNITS::volt;
+using NPUNITS::ohm;
+using NPUNITS::farad;
+using NPUNITS::millifarad;
+using NPUNITS::microfarad;
+using NPUNITS::nanofarad;
+using NPUNITS::picofarad;
+using NPUNITS::weber;
+using NPUNITS::tesla;
+using NPUNITS::gauss;
+using NPUNITS::kilogauss;
+using NPUNITS::henry;
+using NPUNITS::kelvin;
+using NPUNITS::mole;
+using NPUNITS::becquerel;
+using NPUNITS::curie;
+using NPUNITS::gray;
+using NPUNITS::kilogray;
+using NPUNITS::milligray;
+using NPUNITS::microgray;
+using NPUNITS::candela;
+using NPUNITS::lumen;
+using NPUNITS::lux;
+using NPUNITS::perCent;
+using NPUNITS::perThousand;
+using NPUNITS::perMillion;
diff --git a/NPLib/Physics/NPNucleus.cxx b/NPLib/Physics/NPNucleus.cxx
index 093effe98..1bc6f7f6d 100644
--- a/NPLib/Physics/NPNucleus.cxx
+++ b/NPLib/Physics/NPNucleus.cxx
@@ -21,26 +21,29 @@
* *
*****************************************************************************/
+// NPTOOL headers
+#include "NPNucleus.h"
+using namespace NPL;
+//#include "Constant.h"
+
+// Use CLHEP System of unit and Physical Constant
+//#include "CLHEP/Units/GlobalSystemOfUnits.h"
+//#include "CLHEP/Units/PhysicalConstants.h"
+#include "NPGlobalSystemOfUnits.h"
+#include "NPPhysicalConstants.h"
+using namespace NPUNITS;
+
// C++ headers
#include <iostream>
#include <fstream>
#include <string>
#include <cstdlib>
#include <sstream>
-//#include <stdlib.h>
#include <cmath>
#include <vector>
+using namespace std;
-#include "NPNucleus.h"
-#include "Constant.h"
-
-// Use CLHEP System of unit and Physical Constant
-//#include "CLHEP/Units/GlobalSystemOfUnits.h"
-//#include "CLHEP/Units/PhysicalConstants.h"
-
-using namespace std;
-using namespace NPL;
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
Nucleus::Nucleus()
@@ -206,28 +209,28 @@ fNucleusName=string(fName,6);
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Nucleus::EnergyToBrho()
{
- fBrho = sqrt(pow(fKineticEnergy,2) + 2*fKineticEnergy*Mass()) * 1e6 * echarge / C / (GetZ() * echarge);
+ fBrho = sqrt(pow(fKineticEnergy,2) + 2*fKineticEnergy*Mass()) * 1e6 * e_SI / (c_light*1e6) / (GetZ() * e_SI);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Nucleus::EnergyToTof() // second/meter
{
- fTimeOfFlight = 1/sqrt(1-(Mass()*Mass())/(fKineticEnergy+Mass())/(fKineticEnergy+Mass()))/C;
+ fTimeOfFlight = 1/sqrt(1-(Mass()*Mass())/(fKineticEnergy+Mass())/(fKineticEnergy+Mass()))/(c_light*1e6);
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Nucleus::TofToEnergy()
{
- double Energy = sqrt( Mass()*Mass()/(1-pow((1/(C*fTimeOfFlight)),2)) );
+ double Energy = sqrt( Mass()*Mass()/(1-pow((1/((c_light*1e6)*fTimeOfFlight)),2)) );
fKineticEnergy = Energy - Mass();
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Nucleus::BrhoToEnergy()
{
- fKineticEnergy = sqrt( pow((fBrho*C*GetZ()*echarge)/(1e6*echarge),2) + pow(Mass(),2) ) - Mass();
+ fKineticEnergy = sqrt( pow((fBrho*(c_light*1e6)*GetZ()*e_SI)/(1e6*e_SI),2) + pow(Mass(),2) ) - Mass();
}
@@ -252,7 +255,7 @@ void Nucleus::BetaToGamma()
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
void Nucleus::BetaToVelocity() // in cm/ns
{
- fVelocity = C*fBeta*1e-7;
+ fVelocity = (c_light*1e6)*fBeta*1e-7;
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
diff --git a/NPLib/Physics/NPNucleus.h b/NPLib/Physics/NPNucleus.h
index ea11608b4..8134522ad 100644
--- a/NPLib/Physics/NPNucleus.h
+++ b/NPLib/Physics/NPNucleus.h
@@ -22,9 +22,15 @@
* *
* *
*****************************************************************************/
-#define uma 931.49432
-#include <string>
+// ROOT headers
#include "TLorentzVector.h"
+
+// NPTOOL headers
+#include "NPPhysicalConstants.h"
+using namespace NPUNITS;
+
+// C++ headers
+#include <string>
using namespace std;
namespace NPL {
@@ -111,7 +117,7 @@ namespace NPL {
void SetBeta(double beta) {fBeta = beta; BetaToGamma(); BetaToEnergy(); EnergyToTof(); EnergyToBrho();BetaToVelocity();}
// Nuclear mass in MeV
- double Mass() const {return (fAtomicWeight*uma + fMassExcess/1000.);}
+ double Mass() const {return (fAtomicWeight*amu_c2 + fMassExcess/1000.);}
void Print() const ;
};
}
diff --git a/NPLib/Physics/NPPhysicalConstants.h b/NPLib/Physics/NPPhysicalConstants.h
new file mode 100644
index 000000000..9b5959e96
--- /dev/null
+++ b/NPLib/Physics/NPPhysicalConstants.h
@@ -0,0 +1,140 @@
+// -*- C++ -*-
+// $Id:$
+// ----------------------------------------------------------------------
+// HEP coherent Physical Constants
+//
+// This file has been provided by Geant4 (simulation toolkit for HEP).
+//
+// The basic units are :
+// millimeter
+// nanosecond
+// Mega electron Volt
+// positon charge
+// degree Kelvin
+// amount of substance (mole)
+// luminous intensity (candela)
+// radian
+// steradian
+//
+// Below is a non exhaustive list of Physical CONSTANTS,
+// computed in the Internal HEP System Of Units.
+//
+// Most of them are extracted from the Particle Data Book :
+// Phys. Rev. D volume 50 3-1 (1994) page 1233
+//
+// ...with a meaningful (?) name ...
+//
+// You can add your own constants.
+//
+// Author: M.Maire
+//
+// History:
+//
+// 23.02.96 Created
+// 26.03.96 Added constants for standard conditions of temperature
+// and pressure; also added Gas threshold.
+// 29.04.08 use PDG 2006 values
+// 03.11.08 use PDG 2008 values
+
+#ifndef HEP_PHYSICAL_CONSTANTS_H
+#define HEP_PHYSICAL_CONSTANTS_H
+
+#include "NPSystemOfUnits.h"
+
+namespace NPUNITS {
+
+//
+//
+//
+static const double pi = 3.14159265358979323846;
+static const double twopi = 2*pi;
+static const double halfpi = pi/2;
+static const double pi2 = pi*pi;
+
+//
+//
+//
+static const double Avogadro = 6.02214179e+23/mole;
+
+//
+// c = 299.792458 mm/ns
+// c^2 = 898.7404 (mm/ns)^2
+//
+static const double c_light = 2.99792458e+8 * m/s;
+static const double c_squared = c_light * c_light;
+
+//
+// h = 4.13566e-12 MeV*ns
+// hbar = 6.58212e-13 MeV*ns
+// hbarc = 197.32705e-12 MeV*mm
+//
+static const double h_Planck = 6.62606896e-34 * joule*s;
+static const double hbar_Planck = h_Planck/twopi;
+static const double hbarc = hbar_Planck * c_light;
+static const double hbarc_squared = hbarc * hbarc;
+
+//
+//
+//
+static const double electron_charge = - eplus; // see SystemOfUnits.h
+static const double e_squared = eplus * eplus;
+
+//
+// amu_c2 - atomic equivalent mass unit
+// - AKA, unified atomic mass unit (u)
+// amu - atomic mass unit
+//
+static const double electron_mass_c2 = 0.510998910 * MeV;
+static const double proton_mass_c2 = 938.272013 * MeV;
+static const double neutron_mass_c2 = 939.56536 * MeV;
+static const double amu_c2 = 931.494028 * MeV;
+static const double amu = amu_c2/c_squared;
+
+//
+// permeability of free space mu0 = 2.01334e-16 Mev*(ns*eplus)^2/mm
+// permittivity of free space epsil0 = 5.52636e+10 eplus^2/(MeV*mm)
+//
+static const double mu0 = 4*pi*1.e-7 * henry/m;
+static const double epsilon0 = 1./(c_squared*mu0);
+
+//
+// electromagnetic coupling = 1.43996e-12 MeV*mm/(eplus^2)
+//
+static const double elm_coupling = e_squared/(4*pi*epsilon0);
+static const double fine_structure_const = elm_coupling/hbarc;
+static const double classic_electr_radius = elm_coupling/electron_mass_c2;
+static const double electron_Compton_length = hbarc/electron_mass_c2;
+static const double Bohr_radius = electron_Compton_length/fine_structure_const;
+
+static const double alpha_rcl2 = fine_structure_const
+ *classic_electr_radius
+ *classic_electr_radius;
+
+static const double twopi_mc2_rcl2 = twopi*electron_mass_c2
+ *classic_electr_radius
+ *classic_electr_radius;
+//
+//
+//
+static const double k_Boltzmann = 8.617343e-11 * MeV/kelvin;
+
+//
+//
+//
+static const double STP_Temperature = 273.15*kelvin;
+static const double STP_Pressure = 1.*atmosphere;
+static const double kGasThreshold = 10.*mg/cm3;
+
+//
+//
+//
+static const double universe_mean_density = 1.e-25*g/cm3;
+
+} // namespace NPUNITS
+
+#endif /* HEP_PHYSICAL_CONSTANTS_H */
+
+
+
+
+
diff --git a/NPLib/Physics/NPReaction.cxx b/NPLib/Physics/NPReaction.cxx
index 1b06f63ff..637ac5f33 100644
--- a/NPLib/Physics/NPReaction.cxx
+++ b/NPLib/Physics/NPReaction.cxx
@@ -46,8 +46,12 @@
#include "NPFunction.h"
// Use CLHEP System of unit and Physical Constant
-#include "CLHEP/Units/GlobalSystemOfUnits.h"
-#include "CLHEP/Units/PhysicalConstants.h"
+//#include "CLHEP/Units/GlobalSystemOfUnits.h"
+//#include "CLHEP/Units/PhysicalConstants.h"
+#include "NPGlobalSystemOfUnits.h"
+#include "NPPhysicalConstants.h"
+using namespace NPUNITS;
+
ClassImp(Reaction)
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
diff --git a/NPLib/Physics/NPSystemOfUnits.h b/NPLib/Physics/NPSystemOfUnits.h
new file mode 100644
index 000000000..f15152b04
--- /dev/null
+++ b/NPLib/Physics/NPSystemOfUnits.h
@@ -0,0 +1,289 @@
+// -*- C++ -*-
+// $Id:$
+// ----------------------------------------------------------------------
+// HEP coherent system of Units
+//
+// This file has been provided to CLHEP by Geant4 (simulation toolkit for HEP).
+//
+// The basic units are :
+// millimeter (millimeter)
+// nanosecond (nanosecond)
+// Mega electron Volt (MeV)
+// positron charge (eplus)
+// degree Kelvin (kelvin)
+// the amount of substance (mole)
+// luminous intensity (candela)
+// radian (radian)
+// steradian (steradian)
+//
+// Below is a non exhaustive list of derived and pratical units
+// (i.e. mostly the SI units).
+// You can add your own units.
+//
+// The SI numerical value of the positron charge is defined here,
+// as it is needed for conversion factor : positron charge = e_SI (coulomb)
+//
+// The others physical constants are defined in the header file :
+//PhysicalConstants.h
+//
+// Authors: M.Maire, S.Giani
+//
+// History:
+//
+// 06.02.96 Created.
+// 28.03.96 Added miscellaneous constants.
+// 05.12.97 E.Tcherniaev: Redefined pascal (to avoid warnings on WinNT)
+// 20.05.98 names: meter, second, gram, radian, degree
+// (from Brian.Lasiuk@yale.edu (STAR)). Added luminous units.
+// 05.08.98 angstrom, picobarn, microsecond, picosecond, petaelectronvolt
+// 01.03.01 parsec
+// 31.01.06 kilogray, milligray, microgray
+// 29.04.08 use PDG 2006 value of e_SI
+// 03.11.08 use PDG 2008 value of e_SI
+
+#ifndef HEP_SYSTEM_OF_UNITS_H
+#define HEP_SYSTEM_OF_UNITS_H
+
+namespace NPUNITS {
+
+ //
+ // Length [L]
+ //
+ static const double millimeter = 1.;
+ static const double millimeter2 = millimeter*millimeter;
+ static const double millimeter3 = millimeter*millimeter*millimeter;
+
+ static const double centimeter = 10.*millimeter;
+ static const double centimeter2 = centimeter*centimeter;
+ static const double centimeter3 = centimeter*centimeter*centimeter;
+
+ static const double meter = 1000.*millimeter;
+ static const double meter2 = meter*meter;
+ static const double meter3 = meter*meter*meter;
+
+ static const double kilometer = 1000.*meter;
+ static const double kilometer2 = kilometer*kilometer;
+ static const double kilometer3 = kilometer*kilometer*kilometer;
+
+ static const double parsec = 3.0856775807e+16*meter;
+
+ static const double micrometer = 1.e-6 *meter;
+ static const double nanometer = 1.e-9 *meter;
+ static const double angstrom = 1.e-10*meter;
+ static const double fermi = 1.e-15*meter;
+
+ static const double barn = 1.e-28*meter2;
+ static const double millibarn = 1.e-3 *barn;
+ static const double microbarn = 1.e-6 *barn;
+ static const double nanobarn = 1.e-9 *barn;
+ static const double picobarn = 1.e-12*barn;
+
+ // symbols
+ static const double nm = nanometer;
+ static const double um = micrometer;
+
+ static const double mm = millimeter;
+ static const double mm2 = millimeter2;
+ static const double mm3 = millimeter3;
+
+ static const double cm = centimeter;
+ static const double cm2 = centimeter2;
+ static const double cm3 = centimeter3;
+
+ static const double m = meter;
+ static const double m2 = meter2;
+ static const double m3 = meter3;
+
+ static const double km = kilometer;
+ static const double km2 = kilometer2;
+ static const double km3 = kilometer3;
+
+ static const double pc = parsec;
+
+ //
+ // Angle
+ //
+ static const double radian = 1.;
+ static const double milliradian = 1.e-3*radian;
+ static const double degree = (3.14159265358979323846/180.0)*radian;
+
+ static const double steradian = 1.;
+
+ // symbols
+ static const double rad = radian;
+ static const double mrad = milliradian;
+ static const double sr = steradian;
+ static const double deg = degree;
+
+ //
+ // Time [T]
+ //
+ static const double nanosecond = 1.;
+ static const double second = 1.e+9 *nanosecond;
+ static const double millisecond = 1.e-3 *second;
+ static const double microsecond = 1.e-6 *second;
+ static const double picosecond = 1.e-12*second;
+
+ static const double hertz = 1./second;
+ static const double kilohertz = 1.e+3*hertz;
+ static const double megahertz = 1.e+6*hertz;
+
+ // symbols
+ static const double ns = nanosecond;
+ static const double s = second;
+ static const double ms = millisecond;
+
+ //
+ // Electric charge [Q]
+ //
+ static const double eplus = 1. ;// positron charge
+ static const double e_SI = 1.602176487e-19;// positron charge in coulomb
+ static const double coulomb = eplus/e_SI;// coulomb = 6.24150 e+18 * eplus
+
+ //
+ // Energy [E]
+ //
+ static const double megaelectronvolt = 1. ;
+ static const double electronvolt = 1.e-6*megaelectronvolt;
+ static const double kiloelectronvolt = 1.e-3*megaelectronvolt;
+ static const double gigaelectronvolt = 1.e+3*megaelectronvolt;
+ static const double teraelectronvolt = 1.e+6*megaelectronvolt;
+ static const double petaelectronvolt = 1.e+9*megaelectronvolt;
+
+ static const double joule = electronvolt/e_SI;// joule = 6.24150 e+12 * MeV
+
+ // symbols
+ static const double MeV = megaelectronvolt;
+ static const double eV = electronvolt;
+ static const double keV = kiloelectronvolt;
+ static const double GeV = gigaelectronvolt;
+ static const double TeV = teraelectronvolt;
+ static const double PeV = petaelectronvolt;
+
+ //
+ // Mass [E][T^2][L^-2]
+ //
+ static const double kilogram = joule*second*second/(meter*meter);
+ static const double gram = 1.e-3*kilogram;
+ static const double milligram = 1.e-3*gram;
+
+ // symbols
+ static const double kg = kilogram;
+ static const double g = gram;
+ static const double mg = milligram;
+
+ //
+ // Power [E][T^-1]
+ //
+ static const double watt = joule/second;// watt = 6.24150 e+3 * MeV/ns
+
+ //
+ // Force [E][L^-1]
+ //
+ static const double newton = joule/meter;// newton = 6.24150 e+9 * MeV/mm
+
+ //
+ // Pressure [E][L^-3]
+ //
+//#define pascal hep_pascal // a trick to avoid warnings
+ static const double hep_pascal = newton/m2; // pascal = 6.24150 e+3 * MeV/mm3
+ static const double pascal = newton/m2; // pascal = 6.24150 e+3 * MeV/mm3
+ static const double bar = 100000*pascal; // bar = 6.24150 e+8 * MeV/mm3
+ static const double atmosphere = 101325*pascal; // atm = 6.32420 e+8 * MeV/mm3
+
+ //
+ // Electric current [Q][T^-1]
+ //
+ static const double ampere = coulomb/second; // ampere = 6.24150 e+9 * eplus/ns
+ static const double milliampere = 1.e-3*ampere;
+ static const double microampere = 1.e-6*ampere;
+ static const double nanoampere = 1.e-9*ampere;
+
+ //
+ // Electric potential [E][Q^-1]
+ //
+ static const double megavolt = megaelectronvolt/eplus;
+ static const double kilovolt = 1.e-3*megavolt;
+ static const double volt = 1.e-6*megavolt;
+
+ //
+ // Electric resistance [E][T][Q^-2]
+ //
+ static const double ohm = volt/ampere;// ohm = 1.60217e-16*(MeV/eplus)/(eplus/ns)
+
+ //
+ // Electric capacitance [Q^2][E^-1]
+ //
+ static const double farad = coulomb/volt;// farad = 6.24150e+24 * eplus/Megavolt
+ static const double millifarad = 1.e-3*farad;
+ static const double microfarad = 1.e-6*farad;
+ static const double nanofarad = 1.e-9*farad;
+ static const double picofarad = 1.e-12*farad;
+
+ //
+ // Magnetic Flux [T][E][Q^-1]
+ //
+ static const double weber = volt*second;// weber = 1000*megavolt*ns
+
+ //
+ // Magnetic Field [T][E][Q^-1][L^-2]
+ //
+ static const double tesla = volt*second/meter2;// tesla =0.001*megavolt*ns/mm2
+
+ static const double gauss = 1.e-4*tesla;
+ static const double kilogauss = 1.e-1*tesla;
+
+ //
+ // Inductance [T^2][E][Q^-2]
+ //
+ static const double henry = weber/ampere;// henry = 1.60217e-7*MeV*(ns/eplus)**2
+
+ //
+ // Temperature
+ //
+ static const double kelvin = 1.;
+
+ //
+ // Amount of substance
+ //
+ static const double mole = 1.;
+
+ //
+ // Activity [T^-1]
+ //
+ static const double becquerel = 1./second ;
+ static const double curie = 3.7e+10 * becquerel;
+
+ //
+ // Absorbed dose [L^2][T^-2]
+ //
+ static const double gray = joule/kilogram ;
+ static const double kilogray = 1.e+3*gray;
+ static const double milligray = 1.e-3*gray;
+ static const double microgray = 1.e-6*gray;
+
+ //
+ // Luminous intensity [I]
+ //
+ static const double candela = 1.;
+
+ //
+ // Luminous flux [I]
+ //
+ static const double lumen = candela*steradian;
+
+ //
+ // Illuminance [I][L^-2]
+ //
+ static const double lux = lumen/meter2;
+
+ //
+ // Miscellaneous
+ //
+ static const double perCent = 0.01 ;
+ static const double perThousand = 0.001;
+ static const double perMillion = 0.000001;
+
+} // namespace NPUNITS
+
+#endif /* HEP_SYSTEM_OF_UNITS_H */
--
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