CocoaBestUnit Class Reference

#include <CocoaUnitsTable.h>

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

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

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

Detailed Description

Definition at line 94 of file CocoaUnitsTable.h.

Constructor & Destructor Documentation

CocoaBestUnit() [1/2]

CocoaBestUnit::CocoaBestUnit	(	ALIdouble	internalValue,
		const ALIstring &	category
	)

Definition at line 289 of file CocoaUnitsTable.cc.

References CocoaUnitDefinition::BuildUnitsTable(), validateAlignments::category, gather_cfg::cout, cppFunctionSkipper::exception, CocoaUnitDefinition::GetUnitsTable(), mps_fire::i, IndexOfCategory, nbOfVals, relativeConstraints::value, and Value.

                                                                       {
  // find the category
  CocoaUnitsTable& theUnitsTable = CocoaUnitDefinition::GetUnitsTable();
  if (theUnitsTable.empty())
    CocoaUnitDefinition::BuildUnitsTable();  //t should be done somewhere else
  size_t nbCat = theUnitsTable.size();
  size_t i = 0;
  while ((i < nbCat) && (theUnitsTable[i]->GetName() != category))
    i++;
  if (i == nbCat) {
    std::cout << " CocoaBestUnit: the category " << category << " does not exist !!" << nbCat << std::endl;
    std::exception();  //"Missing unit category !");
  }
  //
  IndexOfCategory = i;
  nbOfVals = 1;
  Value[0] = value;
  Value[1] = 0.;
  Value[2] = 0.;

  //COCOA internal units are in meters, not mm as in CLHEP
  if (category == "Length") {
    Value[0] *= 1000.;
    Value[1] *= 1000.;
    Value[2] *= 1000.;
  }
}

CocoaBestUnit() [2/2]

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

Definition at line 319 of file CocoaUnitsTable.cc.

References validateAlignments::category, DMR_cfg::cerr, cppFunctionSkipper::exception, CocoaUnitDefinition::GetUnitsTable(), mps_fire::i, IndexOfCategory, nbOfVals, and Value.

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

~CocoaBestUnit()

CocoaBestUnit::~CocoaBestUnit

(

)

Definition at line 339 of file CocoaUnitsTable.cc.

{}

Member Function Documentation

GetCategory()

const ALIstring& CocoaBestUnit::GetCategory ( ) const

inline

Definition at line 106 of file CocoaUnitsTable.h.

References Category.

{ return Category; }

GetIndexOfCategory()

size_t CocoaBestUnit::GetIndexOfCategory ( ) const

inline

Definition at line 107 of file CocoaUnitsTable.h.

References IndexOfCategory.

{ return IndexOfCategory; }

GetValue()

ALIdouble* CocoaBestUnit::GetValue ( )

inline

Definition at line 105 of file CocoaUnitsTable.h.

References Value.

Referenced by UnitConverter::ucstring().

{ return Value; }

Friends And Related Function Documentation

operator<<

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

friend

Definition at line 343 of file CocoaUnitsTable.cc.

                                                          {
  CocoaUnitsTable& theUnitsTable = CocoaUnitDefinition::GetUnitsTable();
  CocoaUnitsContainer& List = theUnitsTable[a.IndexOfCategory]->GetUnitsList();
  ALIint len = theUnitsTable[a.IndexOfCategory]->GetSymbMxLen();

  ALIint ksup(-1), kinf(-1);
  ALIdouble umax(0.), umin(ALI_DBL_MAX);
  ALIdouble rsup(ALI_DBL_MAX), rinf(0.);

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

  for (size_t k = 0; k < List.size(); k++) {
    ALIdouble unit = List[k]->GetValue();
    if (value == ALI_DBL_MAX) {
      if (unit > umax) {
        umax = unit;
        ksup = k;
      }
    } else if (value <= ALI_DBL_MIN) {
      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()) << " ";
  }

  std::ios::fmtflags oldform = flux.flags();

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

  return flux;
}

Member Data Documentation

Category

ALIstring CocoaBestUnit::Category

private

Definition at line 116 of file CocoaUnitsTable.h.

Referenced by GetCategory().

IndexOfCategory

size_t CocoaBestUnit::IndexOfCategory

private

Definition at line 117 of file CocoaUnitsTable.h.

Referenced by CocoaBestUnit(), and GetIndexOfCategory().

nbOfVals

ALIint CocoaBestUnit::nbOfVals

private

Definition at line 115 of file CocoaUnitsTable.h.

Referenced by CocoaBestUnit().

Value

ALIdouble CocoaBestUnit::Value[3]

private

Definition at line 114 of file CocoaUnitsTable.h.

Referenced by CocoaBestUnit(), and GetValue().