G4UnitDefinition Class Reference

#include <G4UnitsTable.hh>

Public Member Functions
	G4UnitDefinition (const G4String &name, const G4String &symbol, const G4String &category, G4double value)
	~G4UnitDefinition ()
G4int	operator== (const G4UnitDefinition &) const
G4int	operator!= (const G4UnitDefinition &) const
const G4String &	GetName () const
const G4String &	GetSymbol () const
G4double	GetValue () const
void	PrintDefinition ()

Static Public Member Functions
static void	BuildUnitsTable ()
static void	PrintUnitsTable ()
static void	ClearUnitsTable ()
static G4UnitsTable &	GetUnitsTable ()
static G4bool	IsUnitDefined (const G4String &)
static G4double	GetValueOf (const G4String &)
static G4String	GetCategory (const G4String &)

Detailed Description

Definition at line 80 of file G4UnitsTable.hh.

Constructor & Destructor Documentation

G4UnitDefinition::G4UnitDefinition	(	const G4String &	name,
		const G4String &	symbol,
		const G4String &	category,
		G4double	value
	)

Definition at line 77 of file G4UnitsTable.cc.

  : Name(name),SymbolName(symbol),Value(value)
{
    if (!pUnitsTable)
    {
      if(unitsTableDestroyed)
      {
        G4Exception("G4UnitDefinition::G4UnitDefinition","UnitsTable0000",
                    FatalException,"G4UnitsTable had already deleted.");
      }
      pUnitsTable = new G4UnitsTable;
#ifdef G4MULTITHREADED
      if(G4Threading::IsMasterThread())
      { pUnitsTableShadow = pUnitsTable; }
#endif
    }

    // Does the Category objet already exist ?
    //
    size_t nbCat = pUnitsTable->size();
    size_t i = 0;
    while ((i<nbCat)&&((*pUnitsTable)[i]->GetName()!=category))  { i++; }
    if (i == nbCat)
      { pUnitsTable->push_back( new G4UnitsCategory(category)); }
    CategoryIndex = i;

    // Insert this Unit in the Units table
    //
    ((*pUnitsTable)[CategoryIndex]->GetUnitsList()).push_back(this);
    
    // Update string max length for name and symbol
    //
    (*pUnitsTable)[i]->UpdateNameMxLen((G4int)name.length());
    (*pUnitsTable)[i]->UpdateSymbMxLen((G4int)symbol.length());
}

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G4UnitDefinition::~G4UnitDefinition

(

)

Definition at line 117 of file G4UnitsTable.cc.

{;}

Member Function Documentation

void G4UnitDefinition::BuildUnitsTable ( )

static

Definition at line 240 of file G4UnitsTable.cc.

{
 //Length
 new G4UnitDefinition(    "parsec","pc"      ,"Length",parsec); 
 new G4UnitDefinition( "kilometer","km"      ,"Length",kilometer);
 new G4UnitDefinition(     "meter","m"       ,"Length",meter);
 new G4UnitDefinition("centimeter","cm"      ,"Length",centimeter); 
 new G4UnitDefinition("millimeter","mm"      ,"Length",millimeter);
 new G4UnitDefinition("micrometer","um"      ,"Length",micrometer);
 new G4UnitDefinition( "nanometer","nm"      ,"Length",nanometer);
 new G4UnitDefinition(  "angstrom","Ang"     ,"Length",angstrom);    
 new G4UnitDefinition(     "fermi","fm"      ,"Length",fermi);
 
 //Surface
 new G4UnitDefinition( "kilometer2","km2"    ,"Surface",kilometer2);
 new G4UnitDefinition(     "meter2","m2"     ,"Surface",meter2);
 new G4UnitDefinition("centimeter2","cm2"    ,"Surface",centimeter2); 
 new G4UnitDefinition("millimeter2","mm2"    ,"Surface",millimeter2);
 new G4UnitDefinition(       "barn","barn"   ,"Surface",barn);
 new G4UnitDefinition(  "millibarn","mbarn"  ,"Surface",millibarn);   
 new G4UnitDefinition(  "microbarn","mubarn" ,"Surface",microbarn);
 new G4UnitDefinition(   "nanobarn","nbarn"  ,"Surface",nanobarn);
 new G4UnitDefinition(   "picobarn","pbarn"  ,"Surface",picobarn);
 
 //Volume
 new G4UnitDefinition( "kilometer3","km3"    ,"Volume",kilometer3);
 new G4UnitDefinition(     "meter3","m3"     ,"Volume",meter3);
 new G4UnitDefinition("centimeter3","cm3"    ,"Volume",centimeter3); 
 new G4UnitDefinition("millimeter3","mm3"    ,"Volume",millimeter3);
 
 new G4UnitDefinition(      "liter","L"      ,"Volume",liter);
 new G4UnitDefinition(        "dL","dL"      ,"Volume",dL);
 new G4UnitDefinition(        "cL","cL"      ,"Volume",cL);
 new G4UnitDefinition(        "mL","mL"      ,"Volume",mL);    

 //Angle
 new G4UnitDefinition(     "radian","rad"    ,"Angle",radian);
 new G4UnitDefinition("milliradian","mrad"   ,"Angle",milliradian); 
 new G4UnitDefinition(     "degree","deg"    ,"Angle",degree);
 
 //Solid angle
 new G4UnitDefinition(  "steradian","sr"     ,"Solid angle",steradian);
 new G4UnitDefinition("millisteradian","msr" ,"Solid angle",steradian*0.001);
   
 //Time
 new G4UnitDefinition(     "second","s"      ,"Time",second);
 new G4UnitDefinition("millisecond","ms"     ,"Time",millisecond);
 new G4UnitDefinition("microsecond","us"     ,"Time",microsecond);
 new G4UnitDefinition( "nanosecond","ns"     ,"Time",nanosecond);
 new G4UnitDefinition( "picosecond","ps"     ,"Time",picosecond);
 
 //Frequency
 new G4UnitDefinition(    "hertz","Hz"       ,"Frequency",hertz);
 new G4UnitDefinition("kilohertz","kHz"      ,"Frequency",kilohertz);
 new G4UnitDefinition("megahertz","MHz"      ,"Frequency",megahertz);
 
 //Electric charge
 new G4UnitDefinition(  "eplus","e+"         ,"Electric charge",eplus);
 new G4UnitDefinition("coulomb","C"          ,"Electric charge",coulomb); 
 
 //Energy
 new G4UnitDefinition(    "electronvolt","eV" ,"Energy",electronvolt);
 new G4UnitDefinition("kiloelectronvolt","keV","Energy",kiloelectronvolt);
 new G4UnitDefinition("megaelectronvolt","MeV","Energy",megaelectronvolt);
 new G4UnitDefinition("gigaelectronvolt","GeV","Energy",gigaelectronvolt);
 new G4UnitDefinition("teraelectronvolt","TeV","Energy",teraelectronvolt);
 new G4UnitDefinition("petaelectronvolt","PeV","Energy",petaelectronvolt);
 new G4UnitDefinition(           "joule","J"  ,"Energy",joule);
 
 // Energy/Length
 new G4UnitDefinition( "GeV/cm", "GeV/cm","Energy/Length", GeV/cm);
 new G4UnitDefinition( "MeV/cm", "MeV/cm","Energy/Length", MeV/cm);
 new G4UnitDefinition( "keV/cm", "keV/cm","Energy/Length", keV/cm);
 new G4UnitDefinition(  "eV/cm",  "eV/cm","Energy/Length",  eV/cm); 
  
 //Mass
 new G4UnitDefinition("milligram","mg","Mass",milligram);
 new G4UnitDefinition(     "gram","g" ,"Mass",gram);
 new G4UnitDefinition( "kilogram","kg","Mass",kilogram);
 
 //Volumic Mass
 new G4UnitDefinition( "g/cm3", "g/cm3","Volumic Mass", g/cm3);
 new G4UnitDefinition("mg/cm3","mg/cm3","Volumic Mass",mg/cm3);
 new G4UnitDefinition("kg/m3", "kg/m3", "Volumic Mass",kg/m3);
 
 // Mass/Surface
 new G4UnitDefinition(  "g/cm2",  "g/cm2","Mass/Surface",  g/cm2);
 new G4UnitDefinition( "mg/cm2", "mg/cm2","Mass/Surface", mg/cm2);
 new G4UnitDefinition( "kg/cm2", "kg/cm2","Mass/Surface", kg/cm2);
   
 // Surface/Mass
 new G4UnitDefinition( "cm2/g", "cm2/g","Surface/Mass", cm2/g);
 
 // Energy.Surface/Mass
 new G4UnitDefinition( "eV*cm2/g", " eV*cm2/g","Energy*Surface/Mass", eV*cm2/g);
 new G4UnitDefinition("keV*cm2/g", "keV*cm2/g","Energy*Surface/Mass",keV*cm2/g);
 new G4UnitDefinition("MeV*cm2/g", "MeV*cm2/g","Energy*Surface/Mass",MeV*cm2/g);
 new G4UnitDefinition("GeV*cm2/g", "GeV*cm2/g","Energy*Surface/Mass",GeV*cm2/g);
     
 //Power
 new G4UnitDefinition("watt","W","Power",watt);
 
 //Force
 new G4UnitDefinition("newton","N","Force",newton);
 
 //Pressure
 new G4UnitDefinition(    "pascal","Pa" ,"Pressure",hep_pascal);
 new G4UnitDefinition(       "bar","bar","Pressure",bar); 
 new G4UnitDefinition("atmosphere","atm","Pressure",atmosphere);
 
 //Electric current
 new G4UnitDefinition(     "ampere","A"  ,"Electric current",ampere);
 new G4UnitDefinition("milliampere","mA" ,"Electric current",milliampere);
 new G4UnitDefinition("microampere","muA","Electric current",microampere);
 new G4UnitDefinition( "nanoampere","nA" ,"Electric current",nanoampere);   
 
 //Electric potential
 new G4UnitDefinition(    "volt","V" ,"Electric potential",volt); 
 new G4UnitDefinition("kilovolt","kV","Electric potential",kilovolt);
 new G4UnitDefinition("megavolt","MV","Electric potential",megavolt);
 
 //Electric field
 new G4UnitDefinition(    "volt/m","V/m" ,"Electric field",volt/m);
 new G4UnitDefinition("kilovolt/m","kV/m","Electric field",kilovolt/m);
 new G4UnitDefinition("megavolt/m","MV/m","Electric field",megavolt/m);

 //Magnetic flux
 new G4UnitDefinition("weber","Wb","Magnetic flux",weber);
 
 //Magnetic flux density
 new G4UnitDefinition(    "tesla","T" ,"Magnetic flux density",tesla);
 new G4UnitDefinition("kilogauss","kG","Magnetic flux density",kilogauss);
 new G4UnitDefinition(    "gauss","G" ,"Magnetic flux density",gauss);
 
 //Temperature
 new G4UnitDefinition("kelvin","K","Temperature",kelvin);
 
 //Amount of substance
 new G4UnitDefinition("mole","mol","Amount of substance",mole);
 new G4UnitDefinition("g/mole","g/mol","Molar mass",g/mole);
 
 //Activity
 new G4UnitDefinition("becquerel","Bq","Activity",becquerel);
 new G4UnitDefinition(    "curie","Ci","Activity",curie);
 
 //Dose
 new G4UnitDefinition("gray","Gy","Dose",gray);                          
}

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void G4UnitDefinition::ClearUnitsTable ( )

static

Definition at line 403 of file G4UnitsTable.cc.

{
#ifdef G4MULTITHREADED
  delete pUnitsTable;
  pUnitsTable = nullptr;
  if(G4Threading::IsMasterThread())
  { pUnitsTableShadow = nullptr; }
#else
  for (size_t i=0;i<pUnitsTable->size();i++)
  {
    delete (*pUnitsTable)[i];
  }
  pUnitsTable->clear();
#endif
  unitsTableDestroyed = true;
}

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G4String G4UnitDefinition::GetCategory ( const G4String &  str )

static

Definition at line 208 of file G4UnitsTable.cc.

{
  G4String name, symbol;
  for (size_t i=0;i<(GetUnitsTable()).size();++i)
     {
       G4UnitsContainer& units = (*pUnitsTable)[i]->GetUnitsList();
       for (size_t j=0;j<units.size();++j)
          {
            name=units[j]->GetName(); symbol=units[j]->GetSymbol();
            if(str==name||str==symbol) { return (*pUnitsTable)[i]->GetName(); }
          }
     }
  std::ostringstream message;
  message << "The unit '" << str << "' does not exist in the Units Table!";
  G4Exception("G4UnitDefinition::GetCategory()", "InvalidUnit",
              FatalException, message);
  name = "None";     
  return name;             
}

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const G4String& G4UnitDefinition::GetName ( ) const

inline

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const G4String& G4UnitDefinition::GetSymbol ( ) const

inline

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G4UnitsTable & G4UnitDefinition::GetUnitsTable ( )

static

Definition at line 157 of file G4UnitsTable.cc.

{
  if (!pUnitsTable)  { pUnitsTable = new G4UnitsTable; }
  if(pUnitsTable->size()==0)  { BuildUnitsTable(); }
#ifdef G4MULTITHREADED
  if(G4Threading::IsMasterThread() && !pUnitsTableShadow)
  { pUnitsTableShadow = pUnitsTable; }
#endif
  return *pUnitsTable;
}

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G4double G4UnitDefinition::GetValue ( ) const

inline

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G4double G4UnitDefinition::GetValueOf ( const G4String &  str )

static

Definition at line 187 of file G4UnitsTable.cc.

{
  G4String name, symbol;
  for (size_t i=0;i<(GetUnitsTable()).size();++i)
     {
       G4UnitsContainer& units = (*pUnitsTable)[i]->GetUnitsList();
       for (size_t j=0;j<units.size();++j)
          {
            name=units[j]->GetName(); symbol=units[j]->GetSymbol();
            if(str==name||str==symbol) { return units[j]->GetValue(); }
          }
     }
  std::ostringstream message;
  message << "The unit '" << str << "' does not exist in the Units Table!";
  G4Exception("G4UnitDefinition::GetValueOf()", "InvalidUnit",
              FatalException, message);
  return 0.;             
}

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G4bool G4UnitDefinition::IsUnitDefined ( const G4String &  str )

static

Definition at line 170 of file G4UnitsTable.cc.

{
  G4String name, symbol;
  for (size_t i=0;i<(GetUnitsTable()).size();++i)
  {
    G4UnitsContainer& units = (*pUnitsTable)[i]->GetUnitsList();
    for (size_t j=0;j<units.size();++j)
    {
      name=units[j]->GetName(); symbol=units[j]->GetSymbol();
      if(str==name||str==symbol) { return true; }
    }
  }
  return false;             
}

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G4int G4UnitDefinition::operator!=

(

const G4UnitDefinition &

right

)

const

Definition at line 150 of file G4UnitsTable.cc.

{
  return (this != (G4UnitDefinition *) &right);
}

G4int G4UnitDefinition::operator==

(

const G4UnitDefinition &

right

)

const

Definition at line 143 of file G4UnitsTable.cc.

{
  return (this == (G4UnitDefinition *) &right);
}

void G4UnitDefinition::PrintDefinition

(

)

Definition at line 230 of file G4UnitsTable.cc.

{
  G4int nameL = (*pUnitsTable)[CategoryIndex]->GetNameMxLen();
  G4int symbL = (*pUnitsTable)[CategoryIndex]->GetSymbMxLen();
  G4cout << std::setw(nameL) << Name << " (" 
         << std::setw(symbL) << SymbolName << ") = " << Value << G4endl;
}

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void G4UnitDefinition::PrintUnitsTable ( )

static

Definition at line 391 of file G4UnitsTable.cc.

{
  G4cout << "\n          ----- The Table of Units ----- \n";
  if (!pUnitsTable)  { pUnitsTable = new G4UnitsTable; }
  for(size_t i=0;i<pUnitsTable->size();i++)
  {
    (*pUnitsTable)[i]->PrintCategory();
  }
}

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---

The documentation for this class was generated from the following files:

• source/geant4.10.03.p02/source/global/management/include/G4UnitsTable.hh
• source/geant4.10.03.p02/source/global/management/src/G4UnitsTable.cc