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HPDNoiseReader Class Reference

#include <SimCalorimetry/HcalSimAlgos/interface/HPDNoiseReader.h>

List of all members.

Public Types
typedef int	Handle
Public Member Functions
std::vector< std::string >	allNames () const
	all HPD instances in the library
void	getEntry (Handle fHandle, unsigned long fEntry, HPDNoiseData **fData)
	retrive one entry from the library directly
void	getEntry (Handle fHandle, HPDNoiseData **fData)
	retrive one entry from the sequentially
Handle	getHandle (const std::string &fName)
	get handle to access data for one HPD instance
	HPDNoiseReader (const std::string &fFileName)
float	rate (Handle fHandle) const
	noise rate for the instance
unsigned long	totalEntries (Handle fHandle) const
	total number of noise events for the HPD instance in the library
bool	valid (Handle fHandle) const
	test if handle is valid
	~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
TFile *	mFile
std::vector< float >	mRates
std::vector< TTree * >	mTrees

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Detailed Description

Definition at line 18 of file HPDNoiseReader.h.

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Member Typedef Documentation

typedef int HPDNoiseReader::Handle

Definition at line 20 of file HPDNoiseReader.h.

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Constructor & Destructor Documentation

HPDNoiseReader::HPDNoiseReader

(

const std::string &

fFileName

)

Definition at line 19 of file HPDNoiseReader.cc.

References HPDNoiseDataCatalog::allNames(), TestMuL1L2Filter_cff::catalog, TestMuL1L2Filter_cff::cerr, lat::endl(), HPDNoiseDataCatalog::getRate(), i, mBuffer, mCurrentEntry, mFile, mRates, mTrees, names, and tree.

                                                          {
  mFile = new TFile (fFileName.c_str(), "READ");
  mBuffer = new HPDNoiseData ();
  HPDNoiseDataCatalog* catalog;
  mFile->GetObject ("HPDNoiseDataCatalog;1", 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);
        mRates.push_back (catalog->getRate (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 44 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]

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Member Function Documentation

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

(

)

const

all HPD instances in the library

Definition at line 53 of file HPDNoiseReader.cc.

References i, mTrees, and HLT_VtxMuL3::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;
}

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

retrive one entry from the library directly

Definition at line 92 of file HPDNoiseReader.cc.

References grabEntry(), and mBuffer.

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

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

retrive one entry from the sequentially

Definition at line 84 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;
}

HPDNoiseReader::Handle HPDNoiseReader::getHandle

(

const std::string &

fName

)

get handle to access data for one HPD instance

Definition at line 59 of file HPDNoiseReader.cc.

References i, and mTrees.

Referenced by HPDNoiseLibraryReader::fillRate(), 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 76 of file HPDNoiseReader.cc.

References mBuffer, mCurrentEntry, mTrees, and valid().

Referenced by getEntry().

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

HPDNoiseReader& HPDNoiseReader::operator=

(

const HPDNoiseReader &

)

[private]

float HPDNoiseReader::rate

(

Handle

fHandle

)

const

noise rate for the instance

Definition at line 66 of file HPDNoiseReader.cc.

References mRates, and valid().

Referenced by HPDNoiseLibraryReader::fillRate().

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

unsigned long HPDNoiseReader::totalEntries

(

Handle

fHandle

)

const

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

Definition at line 71 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 HPDNoiseLibraryReader::fillRate(), getEntry(), HPDNoiseLibraryReader::getNoiseData(), grabEntry(), rate(), and totalEntries().

{return fHandle >= 0;}

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Member Data Documentation

HPDNoiseData* HPDNoiseReader::mBuffer [private]

Definition at line 48 of file HPDNoiseReader.h.

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

std::vector<size_t> HPDNoiseReader::mCurrentEntry [private]

Definition at line 47 of file HPDNoiseReader.h.

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

TFile* HPDNoiseReader::mFile [private]

Definition at line 44 of file HPDNoiseReader.h.

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

std::vector<float> HPDNoiseReader::mRates [private]

Definition at line 46 of file HPDNoiseReader.h.

Referenced by HPDNoiseReader(), and rate().

std::vector<TTree*> HPDNoiseReader::mTrees [private]

Definition at line 45 of file HPDNoiseReader.h.

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

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

• SimCalorimetry/HcalSimAlgos/interface/HPDNoiseReader.h
• SimCalorimetry/HcalSimAlgos/src/HPDNoiseReader.cc

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