HPDNoiseReader Class Reference

#include <HPDNoiseReader.h>

Public Types
typedef int	Handle

Public Member Functions
std::vector< std::string >	allNames () const
	all HPD instances in the library More...
float	dischargeRate (Handle fHandle) const
	discharge rate for the instance More...
float	emissionRate (Handle fHandle) const
	ithermal/field emission rate for the instance More...
void	getEntry (Handle fHandle, HPDNoiseData **fData)
	retrive one entry from the sequentially More...
void	getEntry (Handle fHandle, unsigned long fEntry, HPDNoiseData **fData)
	retrive one entry from the library directly More...
Handle	getHandle (const std::string &fName)
	get handle to access data for one HPD instance More...
	HPDNoiseReader (const std::string &fFileName)
float	ionFeedbackFirstPeakRate (Handle fHandle) const
	ionfeedback rate for the instance More...
float	ionFeedbackSecondPeakRate (Handle fHandle) const
unsigned long	totalEntries (Handle fHandle) const
	total number of noise events for the HPD instance in the library More...
bool	valid (Handle fHandle) const
	test if handle is valid More...
	~HPDNoiseReader ()

Private Member Functions
void	grabEntry (Handle fHandle, unsigned long fEntry)
	HPDNoiseReader (const HPDNoiseReader &)
HPDNoiseReader &	operator= (const HPDNoiseReader &)

Private Attributes
HPDNoiseData *	mBuffer
std::vector< size_t >	mCurrentEntry
std::vector< float >	mDischargeRate
std::vector< float >	mElectronEmissionRate
TFile *	mFile
std::vector< float >	mIonFeedbackFirstPeakRate
std::vector< float >	mIonFeedbackSecondPeakRate
std::vector< TTree * >	mTrees

Detailed Description

Definition at line 18 of file HPDNoiseReader.h.

Member Typedef Documentation

typedef int HPDNoiseReader::Handle

Definition at line 20 of file HPDNoiseReader.h.

Constructor & Destructor Documentation

HPDNoiseReader::HPDNoiseReader

(

const std::string &

fFileName

)

Definition at line 19 of file HPDNoiseReader.cc.

References HPDNoiseDataCatalog::allNames(), validate_alignment_devdb10_cfg::catalog, ExpressReco_HICollisions_FallBack::cerr, HPDNoiseDataCatalog::getDischargeRate(), HPDNoiseDataCatalog::getElectronEmissionRate(), HPDNoiseDataCatalog::getIonFeedbackFirstPeakRate(), HPDNoiseDataCatalog::getIonFeedbackSecondPeakRate(), i, mBuffer, mCurrentEntry, mDischargeRate, mElectronEmissionRate, mFile, mIonFeedbackFirstPeakRate, mIonFeedbackSecondPeakRate, mTrees, h::names, HPDNoiseDataCatalog::objectName(), and diffTreeTool::tree.

                                                          {
  mFile = new TFile (fFileName.c_str(), "READ");
  mBuffer = new HPDNoiseData ();
  HPDNoiseDataCatalog* catalog;
  mFile->GetObject (HPDNoiseDataCatalog::objectName(), catalog);
  if (catalog) {
    // initiate trees
    const std::vector<std::string> names = catalog->allNames();
    for (size_t i = 0; i < names.size(); ++i) {
      TTree* tree = (TTree*) mFile->Get (names[i].c_str());
      if (tree) {
    mTrees.push_back (tree);
    mDischargeRate.push_back (catalog->getDischargeRate (i));
    mIonFeedbackFirstPeakRate.push_back(catalog->getIonFeedbackFirstPeakRate(i));
    mIonFeedbackSecondPeakRate.push_back(catalog->getIonFeedbackSecondPeakRate(i));
        mElectronEmissionRate.push_back(catalog->getElectronEmissionRate(i));
    mCurrentEntry.push_back (0);
      }
      else {
    std::cerr << "HPDNoiseReader::HPDNoiseReader-> Can not open tree " << names[i] << " in file " << fFileName << std::endl;
      }
    }
  }
  else {
    std::cerr << "HPDNoiseReader::HPDNoiseReader-> Can not open catalog infile " << fFileName << std::endl;
  }
}

HPDNoiseReader::~HPDNoiseReader

(

)

Definition at line 47 of file HPDNoiseReader.cc.

References i, mBuffer, mFile, and mTrees.

                                 {
  for (size_t i = 0; i < mTrees.size(); ++i) {
    delete mTrees[i];
  }
  delete mFile;
  delete mBuffer;
}

HPDNoiseReader::HPDNoiseReader ( const HPDNoiseReader &  )

private

Member Function Documentation

std::vector< std::string > HPDNoiseReader::allNames

(

)

const

all HPD instances in the library

Definition at line 56 of file HPDNoiseReader.cc.

References i, mTrees, and query::result.

Referenced by HPDNoiseLibraryReader::HPDNoiseLibraryReader().

                                                     {
  std::vector<std::string> result;
  for (size_t i = 0; i < mTrees.size(); ++i) result.push_back (mTrees[i]->GetName ());
  return result;
}

float HPDNoiseReader::dischargeRate

(

Handle

fHandle

)

const

discharge rate for the instance

Definition at line 69 of file HPDNoiseReader.cc.

References mDischargeRate, and valid().

Referenced by HPDNoiseLibraryReader::fillRates().

                                                         {
  if (!valid (fHandle)) return 0;
  return mDischargeRate[fHandle];
}

float HPDNoiseReader::emissionRate

(

Handle

fHandle

)

const

ithermal/field emission rate for the instance

Definition at line 81 of file HPDNoiseReader.cc.

References mElectronEmissionRate, and valid().

                                                        {
  if (!valid (fHandle)) return 0;
  return mElectronEmissionRate[fHandle];
}

void HPDNoiseReader::getEntry	(	Handle	fHandle,
		HPDNoiseData **	fData
	)

retrive one entry from the sequentially

Definition at line 99 of file HPDNoiseReader.cc.

References grabEntry(), mBuffer, mCurrentEntry, totalEntries(), and valid().

Referenced by HPDNoiseLibraryReader::getNoiseData().

                                                                   {
  if (!valid (fHandle)) return;
  unsigned int entry = mCurrentEntry [fHandle];
  if (++entry >= totalEntries (fHandle)) entry = 0; // roll over  
  grabEntry (fHandle, entry);
  *fData = mBuffer;
}

void HPDNoiseReader::getEntry	(	Handle	fHandle,
		unsigned long	fEntry,
		HPDNoiseData **	fData
	)

retrive one entry from the library directly

Definition at line 107 of file HPDNoiseReader.cc.

References grabEntry(), and mBuffer.

                                                                                         {
  grabEntry (fHandle, fEntry);
  *fData = mBuffer;
}

HPDNoiseReader::Handle HPDNoiseReader::getHandle

(

const std::string &

fName

)

get handle to access data for one HPD instance

Definition at line 62 of file HPDNoiseReader.cc.

References i, and mTrees.

Referenced by HPDNoiseLibraryReader::fillRates(), and HPDNoiseLibraryReader::getNoiseData().

                                                                      {
  for (size_t i = 0; i < mTrees.size(); ++i) {
    if (std::string (mTrees[i]->GetName ()) == fName) return i;
  }
  return -1;
}

void HPDNoiseReader::grabEntry ( Handle  fHandle, unsigned long  fEntry  )

private

Definition at line 91 of file HPDNoiseReader.cc.

References HPDNoiseData::branchName(), mBuffer, mCurrentEntry, mTrees, and valid().

Referenced by getEntry().

                                                                    {
  if (!valid (fHandle)) return;
  TBranch* branch = mTrees[fHandle]->GetBranch (HPDNoiseData::branchName());
  branch->SetAddress (&mBuffer);
  branch->GetEntry (fEntry);
  mCurrentEntry [fHandle] = fEntry;
}

float HPDNoiseReader::ionFeedbackFirstPeakRate

(

Handle

fHandle

)

const

ionfeedback rate for the instance

Definition at line 73 of file HPDNoiseReader.cc.

References mIonFeedbackFirstPeakRate, and valid().

Referenced by HPDNoiseLibraryReader::fillRates().

                                                                    {
  if (!valid (fHandle)) return 0;
  return mIonFeedbackFirstPeakRate[fHandle];
}

float HPDNoiseReader::ionFeedbackSecondPeakRate

(

Handle

fHandle

)

const

Definition at line 77 of file HPDNoiseReader.cc.

References mIonFeedbackSecondPeakRate, and valid().

Referenced by HPDNoiseLibraryReader::fillRates().

                                                                     {
  if (!valid (fHandle)) return 0;
  return mIonFeedbackSecondPeakRate[fHandle];
}

HPDNoiseReader& HPDNoiseReader::operator= ( const HPDNoiseReader &  )

private

unsigned long HPDNoiseReader::totalEntries

(

Handle

fHandle

)

const

total number of noise events for the HPD instance in the library

Definition at line 86 of file HPDNoiseReader.cc.

References mTrees, and valid().

Referenced by getEntry(), and HPDNoiseLibraryReader::getNoiseData().

                                                                {
  if (!valid (fHandle)) return 0;
  return mTrees[fHandle]->GetEntries ();
}

bool HPDNoiseReader::valid ( Handle  fHandle ) const

inline

test if handle is valid

Definition at line 29 of file HPDNoiseReader.h.

Referenced by dischargeRate(), emissionRate(), HPDNoiseLibraryReader::fillRates(), getEntry(), HPDNoiseLibraryReader::getNoiseData(), grabEntry(), ionFeedbackFirstPeakRate(), ionFeedbackSecondPeakRate(), and totalEntries().

{return fHandle >= 0;}

Member Data Documentation

HPDNoiseData* HPDNoiseReader::mBuffer

private

Definition at line 56 of file HPDNoiseReader.h.

Referenced by getEntry(), grabEntry(), HPDNoiseReader(), and ~HPDNoiseReader().

std::vector<size_t> HPDNoiseReader::mCurrentEntry

private

Definition at line 55 of file HPDNoiseReader.h.

Referenced by getEntry(), grabEntry(), and HPDNoiseReader().

std::vector<float> HPDNoiseReader::mDischargeRate

private

Definition at line 51 of file HPDNoiseReader.h.

Referenced by dischargeRate(), and HPDNoiseReader().

std::vector<float> HPDNoiseReader::mElectronEmissionRate

private

Definition at line 54 of file HPDNoiseReader.h.

Referenced by emissionRate(), and HPDNoiseReader().

TFile* HPDNoiseReader::mFile

private

Definition at line 49 of file HPDNoiseReader.h.

Referenced by HPDNoiseReader(), and ~HPDNoiseReader().

std::vector<float> HPDNoiseReader::mIonFeedbackFirstPeakRate

private

Definition at line 52 of file HPDNoiseReader.h.

Referenced by HPDNoiseReader(), and ionFeedbackFirstPeakRate().

std::vector<float> HPDNoiseReader::mIonFeedbackSecondPeakRate

private

Definition at line 53 of file HPDNoiseReader.h.

Referenced by HPDNoiseReader(), and ionFeedbackSecondPeakRate().

std::vector<TTree*> HPDNoiseReader::mTrees

private

Definition at line 50 of file HPDNoiseReader.h.

Referenced by allNames(), getHandle(), grabEntry(), HPDNoiseReader(), totalEntries(), and ~HPDNoiseReader().