ALIBestUnit Class Reference

#include <ALIUnitsTable.h>

Public Member Functions
	ALIBestUnit (ALIdouble internalValue, ALIstring category)
	ALIBestUnit (const CLHEP::Hep3Vector &internalValue, ALIstring category)
ALIstring	GetCategory () const
size_t	GetIndexOfCategory () const
ALIdouble *	GetValue ()
	~ALIBestUnit ()

Private Attributes
ALIstring	Category
size_t	IndexOfCategory
ALIint	nbOfVals
ALIdouble	Value [3]

Friends
std::ostream &	operator<< (std::ostream &, ALIBestUnit VU)

Detailed Description

Definition at line 137 of file ALIUnitsTable.h.

Constructor & Destructor Documentation

ALIBestUnit::ALIBestUnit	(	ALIdouble	internalValue,
		ALIstring	category
	)

Definition at line 308 of file ALIUnitsTable.cc.

References dtNoiseDBValidation_cfg::cerr, gather_cfg::cout, ALIUnitDefinition::GetUnitsTable(), i, IndexOfCategory, nbOfVals, relativeConstraints::value, and Value.

{
 // find the category
    ALIUnitsTable& theUnitsTable = ALIUnitDefinition::GetUnitsTable();
    size_t nbCat = theUnitsTable.size();
    size_t i = 0;
    while
     ((i<nbCat)&&(theUnitsTable[i]->GetName()!=category)) i++;
    if (i == nbCat) 
       { std::cout << " ALIBestUnit: the category " << category 
                << " does not exist !!" << std::endl;
       std::cerr << "Missing unit category !" << std::endl;
       abort();
       }  
  //
    IndexOfCategory = i;
    nbOfVals = 1;
    Value[0] = value; Value[1] = 0.; Value[2] = 0.;
}

ALIBestUnit::ALIBestUnit	(	const CLHEP::Hep3Vector &	internalValue,
		ALIstring	category
	)

Definition at line 330 of file ALIUnitsTable.cc.

References dtNoiseDBValidation_cfg::cerr, ALIUnitDefinition::GetUnitsTable(), i, IndexOfCategory, nbOfVals, and Value.

{
 // find the category
    ALIUnitsTable& theUnitsTable = ALIUnitDefinition::GetUnitsTable();
    size_t nbCat = theUnitsTable.size();
    size_t i = 0;
    while
     ((i<nbCat)&&(theUnitsTable[i]->GetName()!=category)) i++;
    if (i == nbCat) 
       { std::cerr << " ALIBestUnit: the category " << category 
                << " does not exist." << std::endl;
       std::cerr << "Unit category not existing !" << std::endl;
       abort();
       }  
  //
    IndexOfCategory = i;
    nbOfVals = 3;
    Value[0] = value.x();
    Value[1] = value.y();
    Value[2] = value.z();
}

ALIBestUnit::~ALIBestUnit

(

)

Definition at line 353 of file ALIUnitsTable.cc.

{}

Member Function Documentation

ALIstring ALIBestUnit::GetCategory ( ) const

inline

Definition at line 152 of file ALIUnitsTable.h.

References Category.

{return Category;}

size_t ALIBestUnit::GetIndexOfCategory ( ) const

inline

Definition at line 153 of file ALIUnitsTable.h.

References IndexOfCategory.

{return IndexOfCategory;}

ALIdouble* ALIBestUnit::GetValue ( )

inline

Definition at line 151 of file ALIUnitsTable.h.

References Value.

{return Value;}

Friends And Related Function Documentation

std::ostream& operator<< ( std::ostream &  flux, ALIBestUnit  VU  )

friend

Definition at line 358 of file ALIUnitsTable.cc.

{
  ALIUnitsTable& theUnitsTable = ALIUnitDefinition::GetUnitsTable();
  ALIUnitsContainer& List = theUnitsTable[a.IndexOfCategory]
                           ->GetUnitsList();
  ALIint len = theUnitsTable[a.IndexOfCategory]->GetSymbMxLen();
                           
  ALIint    ksup(-1), kinf(-1);
  ALIdouble umax(0.), umin(1.E12);
  ALIdouble rsup(1.E12), rinf(0.);

  //for a ThreeVector, choose the best unit for the biggest value 
  ALIdouble value = std::max(std::max(fabs(a.Value[0]),fabs(a.Value[1])),
                              fabs(a.Value[2]));

  for (size_t k=0; k<List.size(); k++)
     {
       ALIdouble unit = List[k]->GetValue();
            if (value==1.E12) {if(unit>umax) {umax=unit; ksup=k;}}
       else if (value<=-1.E12) {if(unit<umin) {umin=unit; kinf=k;}}
       
       else { ALIdouble ratio = value/unit;
              if ((ratio>=1.)&&(ratio<rsup)) {rsup=ratio; ksup=k;}
              if ((ratio< 1.)&&(ratio>rinf)) {rinf=ratio; kinf=k;}
        } 
     }
     
  ALIint index=ksup; if(index==-1) index=kinf; if(index==-1) index=0;
  
  for (ALIint j=0; j<a.nbOfVals; j++) 
     {flux << a.Value[j]/(List[index]->GetValue()) << " ";}

  #ifdef ALIUSE_STD_NAMESPACE
    std::ios::fmtflags oldform = std::cout.flags();
  #else
    //    ALIint oldform = std::cout.flags();
  #endif

  flux.setf(std::ios::left,std::ios::adjustfield);
  flux << std::setw(len) << List[index]->GetSymbol();       
  //??  flux.flags(oldform);

  return flux;
}       

Member Data Documentation

ALIstring ALIBestUnit::Category

private

Definition at line 165 of file ALIUnitsTable.h.

Referenced by GetCategory().

size_t ALIBestUnit::IndexOfCategory

private

Definition at line 166 of file ALIUnitsTable.h.

Referenced by ALIBestUnit(), GetIndexOfCategory(), and operator<<().

ALIint ALIBestUnit::nbOfVals

private

Definition at line 164 of file ALIUnitsTable.h.

Referenced by ALIBestUnit(), and operator<<().

ALIdouble ALIBestUnit::Value[3]

private

Definition at line 163 of file ALIUnitsTable.h.

Referenced by ALIBestUnit(), GetValue(), and operator<<().