FromFileGenerator Class Reference

#include <FromFileGenerator.h>

Inheritance diagram for FromFileGenerator:

Public Member Functions
	FromFileGenerator (const std::string &fname="integrationEvents.root", const std::string &ntpName="DalitzEventList")
	FromFileGenerator (const std::string &fname, MINT::IEventGenerator< IDalitzEvent > *addThisWhenFileEmpty, const std::string &opt="", const std::string &ntpName="DalitzEventList")
virtual	~FromFileGenerator ()
virtual MINT::counted_ptr< IDalitzEvent >	newDalitzEvent ()
virtual MINT::counted_ptr< IDalitzEvent >	newEvent ()
virtual bool	exhausted () const
virtual bool	ensureFreshEvents ()
virtual bool	saveFile ()
virtual bool	closeFile ()
DiskResidentEventList &	getEventList ()
const DiskResidentEventList &	getEventList () const
Public Member Functions inherited from BaseGenerator
	BaseGenerator (TRandom *rnd=gRandom)
	BaseGenerator (const BaseGenerator &other)
void	setMothers3Momentum (MINT::counted_ptr< MINT::IReturnReal > p, MINT::counted_ptr< MINT::IReturnReal > cosTheta=(MINT::counted_ptr< MINT::IReturnReal >) 0, MINT::counted_ptr< MINT::IReturnReal > phi=(MINT::counted_ptr< MINT::IReturnReal >) 0)
void	unsetMothers3Momentum ()
bool	mothers3MomentumIsSet () const
void	setSaveEvents (const std::string &fname="GeneratorEvents.root", const std::string &opt="RECREATE")
void	dontSaveEvents ()
void	setUnweighted (bool uw=true)
void	setWeighted (bool w=true)
void	FillEventList (DalitzEventList &evtList, int NEvents)
void	FillEventList (DiskResidentEventList &evtList, int NEvents)
void	noPrintout ()
virtual	~BaseGenerator ()
Public Member Functions inherited from MINT::IEventGenerator< IDalitzEvent >
virtual	~IEventGenerator ()

Protected Member Functions
virtual MINT::counted_ptr< IDalitzEvent >	newEventFromGenerator ()
Protected Member Functions inherited from BaseGenerator
bool	saveEvents ()
TVector3	mothers3Momentum () const

Protected Attributes
std::string	_opt
DiskResidentEventList	_dL
bool	_listExhausted
unsigned int	_listIndex
MINT::IEventGenerator< IDalitzEvent > *	_gen
MINT::NamedParameter< int >	_doBootstrap
std::vector< int >	_bootstrap_indices
Protected Attributes inherited from BaseGenerator
std::string	_fname
bool	_unWeighted
MINT::counted_ptr< DiskResidentEventList >	_evtList
bool	_noPrintout
TRandom *	_rnd
MINT::counted_ptr< MINT::IReturnReal >	_mums_p
MINT::counted_ptr< MINT::IReturnReal >	_mums_cosTheta
MINT::counted_ptr< MINT::IReturnReal >	_mums_phi

Detailed Description

Definition at line 16 of file FromFileGenerator.h.

Constructor & Destructor Documentation

FromFileGenerator() [1/2]

FromFileGenerator::FromFileGenerator	(	const std::string &	fname = "integrationEvents.root",
		const std::string &	ntpName = "DalitzEventList"
	)

Definition at line 8 of file FromFileGenerator.cpp.

  : BaseGenerator()
  , _opt("READ")
  , _dL(fname,1,ntpName)
  , _listExhausted(false)
  , _listIndex(0)
  , _gen(0)
  , _doBootstrap("FromFileGenerator::doBootstrap",0)
{
  cout << "FromFileGenerator::FromFileGenerator(" << fname << ")" << endl;
  std::cout << "Got Intergrator events " << _dL.size() << std::endl;

   if(_doBootstrap){
    while( _bootstrap_indices.size() < _dL.size() )_bootstrap_indices.push_back(TMath::Nint(gRandom->Uniform(0,_dL.size()-1)));
    sort(_bootstrap_indices.begin(), _bootstrap_indices.end());
    rotate(_bootstrap_indices.begin(),_bootstrap_indices.begin() + TMath::Nint(gRandom->Uniform(0,_dL.size()-1)), _bootstrap_indices.end());
   }

}

FromFileGenerator() [2/2]

FromFileGenerator::FromFileGenerator	(	const std::string &	fname,
		MINT::IEventGenerator< IDalitzEvent > *	addThisWhenFileEmpty,
		const std::string &	opt = "",
		const std::string &	ntpName = "DalitzEventList"
	)

Definition at line 28 of file FromFileGenerator.cpp.

  : BaseGenerator()
  , _opt(  ("" != opt ? opt : ( 0 == addThisWhenFileEmpty ? "READ" : "UPDATE") ) ) 
  , _dL(fname, 1, ntpName, _opt)
  , _listExhausted(false)
  , _listIndex(0)
  , _gen(addThisWhenFileEmpty)
  , _doBootstrap("FromFileGenerator::doBootstrap",0)
{
  cout << " FromFileGenerator::FromFileGenerator(" << fname
       << ", " << addThisWhenFileEmpty
       << ", " << opt << ")" << endl;

  std::cout << "Got Intergrator events " << _dL.size() << std::endl;

   if(_doBootstrap){
    while( _bootstrap_indices.size() < _dL.size() )_bootstrap_indices.push_back(TMath::Nint(gRandom->Uniform(0,_dL.size()-1)));
    sort(_bootstrap_indices.begin(), _bootstrap_indices.end());
    rotate(_bootstrap_indices.begin(),_bootstrap_indices.begin() + TMath::Nint(gRandom->Uniform(0,_dL.size()-1)), _bootstrap_indices.end());
   }
}

~FromFileGenerator()

virtual FromFileGenerator::~FromFileGenerator ( )

inlinevirtual

Definition at line 39 of file FromFileGenerator.h.

{}

Member Function Documentation

closeFile()

bool FromFileGenerator::closeFile ( )

virtual

Definition at line 115 of file FromFileGenerator.cpp.

                                 {
  return _dL.Close();
}

ensureFreshEvents()

bool FromFileGenerator::ensureFreshEvents ( )

virtual

Reimplemented from BaseGenerator.

Definition at line 103 of file FromFileGenerator.cpp.

                                         {
  _listExhausted=true;
  if(0 != _gen) _gen->ensureFreshEvents();
  return true;
}

exhausted()

bool FromFileGenerator::exhausted ( ) const

virtual

Reimplemented from BaseGenerator.

Definition at line 97 of file FromFileGenerator.cpp.

                                       {
  if(! _listExhausted) return false;
  if(0 == _gen) return true;
  return _gen->exhausted();
}

getEventList() [1/2]

DiskResidentEventList & FromFileGenerator::getEventList

(

)

Definition at line 119 of file FromFileGenerator.cpp.

                                                      {
  return _dL;
}

getEventList() [2/2]

const DiskResidentEventList & FromFileGenerator::getEventList

(

)

const

Definition at line 122 of file FromFileGenerator.cpp.

                                                                  {
  return _dL;
}

newDalitzEvent()

counted_ptr< IDalitzEvent > FromFileGenerator::newDalitzEvent ( )

virtual

Definition at line 78 of file FromFileGenerator.cpp.

                                                           {
  if(_listExhausted) return newEventFromGenerator();
  if(_listIndex < _dL.size()){
    
    int index = _listIndex;
    if(_doBootstrap) index = _bootstrap_indices[_listIndex];

    counted_ptr<DalitzEvent> evtPtr(new DalitzEvent(_dL.getEvent(index)));
    if(mothers3MomentumIsSet() && 0 != evtPtr){
      evtPtr->setMothers3Momentum(mothers3Momentum());
    }
    _listIndex++;
    return evtPtr;
  }else{
    _listExhausted=true;
  }
  return newEventFromGenerator();
}

newEvent()

counted_ptr< IDalitzEvent > FromFileGenerator::newEvent ( )

virtual

Implements BaseGenerator.

Definition at line 108 of file FromFileGenerator.cpp.

                                                     {
  return counted_ptr<IDalitzEvent>(newDalitzEvent());
}

newEventFromGenerator()

counted_ptr< IDalitzEvent > FromFileGenerator::newEventFromGenerator ( )

protectedvirtual

Definition at line 55 of file FromFileGenerator.cpp.

                                                                  {
  bool dbThis=false;

  if(0 == _gen) return counted_ptr<IDalitzEvent>(0);
  counted_ptr<IDalitzEvent> evtPtr(_gen->newEvent());

  if(0 == evtPtr) return evtPtr;

  if(mothers3MomentumIsSet()){
    evtPtr->setMothers3Momentum(mothers3Momentum());
  }

  if(_opt != "READ"){
    if(dbThis){
      cout << "FromFileGenerator::newEventFromGenerator():"
       << " saving event to list"
       << " opt = " << _opt << endl;
    }
    _dL.Add(*evtPtr);
    _listIndex++;
  }
  return evtPtr;
}

saveFile()

bool FromFileGenerator::saveFile ( )

virtual

Definition at line 112 of file FromFileGenerator.cpp.

                                {
  return _dL.save();
}

Member Data Documentation

_bootstrap_indices

std::vector<int> FromFileGenerator::_bootstrap_indices

protected

Definition at line 26 of file FromFileGenerator.h.

_dL

DiskResidentEventList FromFileGenerator::_dL

protected

Definition at line 21 of file FromFileGenerator.h.

_doBootstrap

MINT::NamedParameter<int> FromFileGenerator::_doBootstrap

protected

Definition at line 25 of file FromFileGenerator.h.

_gen

MINT::IEventGenerator<IDalitzEvent>* FromFileGenerator::_gen

protected

Definition at line 24 of file FromFileGenerator.h.

_listExhausted

bool FromFileGenerator::_listExhausted

protected

Definition at line 22 of file FromFileGenerator.h.

_listIndex

unsigned int FromFileGenerator::_listIndex

protected

Definition at line 23 of file FromFileGenerator.h.

_opt

std::string FromFileGenerator::_opt

protected

Definition at line 20 of file FromFileGenerator.h.

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

• Mint/FromFileGenerator.h
• src/Mojito/DalitzEventGeneration/FromFileGenerator.cpp