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// $Id: G4MaterialStoppingICRU73.hh,v 1.4 2009/02/19 11:09:22 antoni Exp $
// GEANT4 tag $Name: geant4-09-02-ref-02 $

#ifndef G4MaterialStoppingICRU73_h
#define G4MaterialStoppingICRU73_h 1

//---------------------------------------------------------------------------
//
// ClassName:   G4MaterialStoppingICRU73
//
// Description: Data on stopping powers for light ions in compounds
//
// Author:      Ivantchenko 10.07.2008
//
// Modifications:
//
//----------------------------------------------------------------------------
//
// Class Description:
//
// Data on Stopping Powers from the ICRU73 report
//

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......


#include "globals.hh"
#include "G4LPhysicsFreeVector.hh"
#include <vector>

class G4MaterialStoppingICRU73
{
public:

  G4MaterialStoppingICRU73(G4bool splineFlag = true);

  ~G4MaterialStoppingICRU73();

  G4double GetDEDX(G4int ionZ, G4int idxMaterial, G4double kinEnergy);

  inline G4double GetDEDX(G4int ionZ, const G4String& NameMaterial, 
			  G4double kinEnergy);

  inline G4int GetMaterialIndex(const G4String& NameMaterial);

  // Function returns an unique index (>=0) for each ion-material couple (the 
  // return value is -1 if the couple is not found):
  inline G4int GetIonMaterialCoupleIndex(
                        G4int atomicNumber,            // Atomic number of ion 
                        const G4String& materialName); // Material name

  inline G4double GetDensity(G4int idxMaterial);

  inline G4String GetMaterialName(G4int idxMaterial);

  inline G4PhysicsVector* GetPhysicsVector(G4int ionZ, G4int idxMaterial);

  inline G4PhysicsVector* GetPhysicsVector(G4int ionZ, 
					   const G4String& NameMaterial);

  inline G4double GetLowerEnergyBoundary();

  inline G4double GetUpperEnergyBoundary();

private:

  void Initialise();

  void AddData(G4double* energy, G4double* stoppower, G4double factor);

  // hide assignment operator
  G4MaterialStoppingICRU73 & operator=(const G4MaterialStoppingICRU73 &right);
  G4MaterialStoppingICRU73(const G4MaterialStoppingICRU73&);

  G4bool   spline;
  G4int    Z[16];
  G4double A[16];
  G4String MatName[31];
  G4double Density[31];

  // Lower and upper energy boundaries for dE/dx vectors:
  G4double lowerEnergyBoundary;
  G4double upperEnergyBoundary;

  std::vector<G4LPhysicsFreeVector*>  dedx;
};

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4double 
G4MaterialStoppingICRU73::GetDEDX(G4int ionZ, const G4String& NameMaterial, 
				  G4double kinEnergy)
{
  return GetDEDX(ionZ, GetMaterialIndex(NameMaterial), kinEnergy);
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4int
G4MaterialStoppingICRU73::GetMaterialIndex(const G4String& NameMaterial)
{
  G4int idx = -1;
  for (G4int i=0; i<31; i++){
    if(MatName[i] == NameMaterial) {
      idx = i;
      break;
    }
  }
  return idx;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4int
G4MaterialStoppingICRU73::GetIonMaterialCoupleIndex(
                       G4int atomicNumber,             
                       const G4String& materialName) 
{ 
  G4int idx = -1;
  if(atomicNumber >= 3 && atomicNumber <= 18) {

    G4int materialIndex = GetMaterialIndex(materialName);
    if(materialIndex >= 0) idx = materialIndex * 16 + atomicNumber - 3;
  }

  return idx;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4double 
G4MaterialStoppingICRU73::GetDensity(G4int idxMaterial)
{
  G4double d = 0.0;
  if( idxMaterial >= 0 && idxMaterial <= 30) d = Density[idxMaterial];
  return d;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline 
G4String G4MaterialStoppingICRU73::GetMaterialName(G4int idxMaterial)
{
  G4String s = "";
  if( idxMaterial >= 0 && idxMaterial <= 30) s = MatName[idxMaterial];
  return s;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4PhysicsVector* 
G4MaterialStoppingICRU73::GetPhysicsVector(G4int ionZ, G4int idxMaterial)
{
  G4PhysicsVector* v = 0;
  if(ionZ >= 3 && ionZ <= 18 && idxMaterial >= 0 && idxMaterial <= 30) {  
    v = dedx[idxMaterial*16 + ionZ - 3];
  }
  return v;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4PhysicsVector* 
G4MaterialStoppingICRU73::GetPhysicsVector(G4int ionZ, 
					   const G4String& NameMaterial)
{
  return GetPhysicsVector(ionZ, GetMaterialIndex(NameMaterial));
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4double
G4MaterialStoppingICRU73::GetLowerEnergyBoundary() {

  return lowerEnergyBoundary;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

inline G4double
G4MaterialStoppingICRU73::GetUpperEnergyBoundary() {

  return upperEnergyBoundary;
}

#endif