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RooTreeData Class Reference

RooTreeData is the abstract base class for data collection that use a TTree as internal storage mechanism.

Definition at line 25 of file RooTreeData.h.

Public Member Functions

 RooTreeData ()
 
const TTreeGetTree () const
 
- Public Member Functions inherited from RooAbsData
 RooAbsData ()
 Default constructor. More...
 
 RooAbsData (const char *name, const char *title, const RooArgSet &vars, RooAbsDataStore *store=0)
 Constructor from a set of variables. More...
 
 RooAbsData (const RooAbsData &other, const char *newname=0)
 Copy constructor. More...
 
virtual ~RooAbsData ()
 Destructor. More...
 
virtual RooAbsDataemptyClone (const char *newName=0, const char *newTitle=0, const RooArgSet *vars=0, const char *wgtVarName=0) const =0
 
RooAbsDatareduce (const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg(), const RooCmdArg &arg3=RooCmdArg(), const RooCmdArg &arg4=RooCmdArg(), const RooCmdArg &arg5=RooCmdArg(), const RooCmdArg &arg6=RooCmdArg(), const RooCmdArg &arg7=RooCmdArg(), const RooCmdArg &arg8=RooCmdArg())
 Create a reduced copy of this dataset. More...
 
RooAbsDatareduce (const char *cut)
 Create a subset of the data set by applying the given cut on the data points. More...
 
RooAbsDatareduce (const RooFormulaVar &cutVar)
 Create a subset of the data set by applying the given cut on the data points. More...
 
RooAbsDatareduce (const RooArgSet &varSubset, const char *cut=0)
 Create a subset of the data set by applying the given cut on the data points and reducing the dimensions to the specified set. More...
 
RooAbsDatareduce (const RooArgSet &varSubset, const RooFormulaVar &cutVar)
 Create a subset of the data set by applying the given cut on the data points and reducing the dimensions to the specified set. More...
 
RooAbsDataStorestore ()
 
const RooAbsDataStorestore () const
 
const TTreetree () const
 
void convertToVectorStore ()
 Convert tree-based storage to vector-based storage. More...
 
void attachBuffers (const RooArgSet &extObs)
 
void resetBuffers ()
 
virtual void Draw (Option_t *option="")
 Forward draw command to data store. More...
 
void checkInit () const
 
virtual Bool_t changeObservableName (const char *from, const char *to)
 
virtual void add (const RooArgSet &row, Double_t weight=1, Double_t weightError=0)=0
 
virtual void fill ()
 
virtual const RooArgSetget () const
 
virtual Double_t weight () const =0
 
virtual Double_t weightSquared () const =0
 
virtual Bool_t valid () const
 
virtual Double_t weightError (ErrorType etype=Poisson) const
 Return error on current weight (dummy implementation returning zero) More...
 
virtual void weightError (Double_t &lo, Double_t &hi, ErrorType etype=Poisson) const
 Return asymmetric error on weight. (Dummy implementation returning zero) More...
 
virtual const RooArgSetget (Int_t index) const
 
virtual Int_t numEntries () const
 
virtual Double_t sumEntries () const =0
 
virtual Double_t sumEntries (const char *cutSpec, const char *cutRange=0) const =0
 
virtual Bool_t isWeighted () const
 
virtual Bool_t isNonPoissonWeighted () const
 
virtual void reset ()
 
Bool_t getRange (RooRealVar &var, Double_t &lowest, Double_t &highest, Double_t marginFrac=0, Bool_t symMode=kFALSE) const
 Fill Doubles 'lowest' and 'highest' with the lowest and highest value of observable 'var' in this dataset. More...
 
virtual Roo1DTabletable (const RooArgSet &catSet, const char *cuts="", const char *opts="") const
 Construct table for product of categories in catSet. More...
 
virtual Roo1DTabletable (const RooAbsCategory &cat, const char *cuts="", const char *opts="") const
 Create and fill a 1-dimensional table for given category column This functions is the equivalent of plotOn() for category dimensions. More...
 
virtual RooPlotplotOn (RooPlot *frame, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
 Plot dataset on specified frame. More...
 
virtual RooPlotplotOn (RooPlot *frame, const RooLinkedList &cmdList) const
 Plot dataset on specified frame. More...
 
virtual TListsplit (const RooAbsCategory &splitCat, Bool_t createEmptyDataSets=kFALSE) const
 Split dataset into subsets based on states of given splitCat in this dataset. More...
 
Bool_t canSplitFast () const
 
RooAbsDatagetSimData (const char *idxstate)
 
TH1createHistogram (const char *name, const RooAbsRealLValue &xvar, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
 Create and fill a ROOT histogram TH1,TH2 or TH3 with the values of this dataset. More...
 
TH1createHistogram (const char *name, const RooAbsRealLValue &xvar, const RooLinkedList &argList) const
 Internal method that implements histogram filling. More...
 
TH1createHistogram (const char *varNameList, Int_t xbins=0, Int_t ybins=0, Int_t zbins=0) const
 Create and fill a ROOT histogram TH1,TH2 or TH3 with the values of this dataset for the variables with given names The range of each observable that is histogrammed is always automatically calculated from the distribution in the dataset. More...
 
virtual TH1fillHistogram (TH1 *hist, const RooArgList &plotVars, const char *cuts="", const char *cutRange=0) const
 Loop over columns of our tree data and fill the input histogram. More...
 
virtual void Print (Option_t *options=0) const
 Print TNamed name and title. More...
 
virtual void printName (std::ostream &os) const
 Print name of dataset. More...
 
virtual void printTitle (std::ostream &os) const
 Print title of dataset. More...
 
virtual void printClassName (std::ostream &os) const
 Print class name of dataset. More...
 
void printMultiline (std::ostream &os, Int_t contents, Bool_t verbose=kFALSE, TString indent="") const
 Interface for detailed printing of object. More...
 
virtual Int_t defaultPrintContents (Option_t *opt) const
 Define default print options, for a given print style. More...
 
void setDirtyProp (Bool_t flag)
 Control propagation of dirty flags from observables in dataset. More...
 
Double_t moment (RooRealVar &var, Double_t order, const char *cutSpec=0, const char *cutRange=0) const
 Calculate moment < (X - <X>)^n > where n = order. More...
 
Double_t moment (RooRealVar &var, Double_t order, Double_t offset, const char *cutSpec=0, const char *cutRange=0) const
 Return the 'order'-ed moment of observable 'var' in this dataset. More...
 
Double_t standMoment (RooRealVar &var, Double_t order, const char *cutSpec=0, const char *cutRange=0) const
 Calculate standardized moment < (X - <X>)^n > / sigma^n, where n = order. More...
 
Double_t mean (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 
Double_t sigma (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 
Double_t skewness (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 
Double_t kurtosis (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 
Double_t covariance (RooRealVar &x, RooRealVar &y, const char *cutSpec=0, const char *cutRange=0) const
 
Double_t correlation (RooRealVar &x, RooRealVar &y, const char *cutSpec=0, const char *cutRange=0) const
 
TMatrixDSymcovarianceMatrix (const char *cutSpec=0, const char *cutRange=0) const
 
TMatrixDSymcorrelationMatrix (const char *cutSpec=0, const char *cutRange=0) const
 
TMatrixDSymcovarianceMatrix (const RooArgList &vars, const char *cutSpec=0, const char *cutRange=0) const
 
TMatrixDSymcorrelationMatrix (const RooArgList &vars, const char *cutSpec=0, const char *cutRange=0) const
 
RooRealVarmeanVar (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 Create a RooRealVar containing the mean of observable 'var' in this dataset. More...
 
RooRealVarrmsVar (RooRealVar &var, const char *cutSpec=0, const char *cutRange=0) const
 Create a RooRealVar containing the RMS of observable 'var' in this dataset. More...
 
virtual RooPlotstatOn (RooPlot *frame, const RooCmdArg &arg1=RooCmdArg::none(), const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none())
 Add a box with statistics information to the specified frame. More...
 
virtual RooPlotstatOn (RooPlot *frame, const char *what, const char *label="", Int_t sigDigits=2, Option_t *options="NELU", Double_t xmin=0.15, Double_t xmax=0.65, Double_t ymax=0.85, const char *cutSpec=0, const char *cutRange=0, const RooCmdArg *formatCmd=0)
 Implementation back-end of statOn() mehtod with named arguments. More...
 
Bool_t hasFilledCache () const
 
void addOwnedComponent (const char *idxlabel, RooAbsData &data)
 
- Public Member Functions inherited from TNamed
 TNamed ()
 
 TNamed (const char *name, const char *title)
 
 TNamed (const TString &name, const TString &title)
 
 TNamed (const TNamed &named)
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator. More...
 
virtual ~TNamed ()
 
virtual void Clear (Option_t *option="")
 Set name and title to empty strings (""). More...
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility. More...
 
virtual Int_t Compare (const TObject *obj) const
 Compare two TNamed objects. More...
 
virtual void Copy (TObject &named) const
 Copy this to obj. More...
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
virtual Bool_t IsSortable () const
 
virtual void SetName (const char *name)
 Change (i.e. More...
 
virtual void SetNameTitle (const char *name, const char *title)
 Change (i.e. set) all the TNamed parameters (name and title). More...
 
virtual void SetTitle (const char *title="")
 Change (i.e. set) the title of the TNamed. More...
 
virtual void ls (Option_t *option="") const
 List TNamed name and title. More...
 
virtual Int_t Sizeof () const
 Return size of the TNamed part of the TObject. More...
 
- Public Member Functions inherited from TObject
 TObject ()
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. More...
 
virtual ~TObject ()
 TObject destructor. More...
 
virtual void AppendPad (Option_t *option="")
 Append graphics object to current pad. More...
 
virtual void Browse (TBrowser *b)
 Browse object. May be overridden for another default action. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Delete (Option_t *option="")
 Delete this object. More...
 
virtual Int_t DistancetoPrimitive (Int_t px, Int_t py)
 Computes distance from point (px,py) to the object. More...
 
virtual void DrawClass () const
 Draw class inheritance tree of the class to which this object belongs. More...
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current pad. More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Execute (const char *method, const char *params, Int_t *error=0)
 Execute method on this object with the given parameter string, e.g. More...
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 Execute method on this object with parameters stored in the TObjArray. More...
 
virtual void ExecuteEvent (Int_t event, Int_t px, Int_t py)
 Execute action corresponding to an event at (px,py). More...
 
virtual TObjectFindObject (const char *name) const
 Must be redefined in derived classes. More...
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes. More...
 
virtual Option_tGetDrawOption () const
 Get option used by the graphics system to draw this object. More...
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual Option_tGetOption () const
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual Bool_t InheritsFrom (const char *classname) const
 Returns kTRUE if object inherits from class "classname". More...
 
virtual Bool_t InheritsFrom (const TClass *cl) const
 Returns kTRUE if object inherits from TClass cl. More...
 
virtual void Inspect () const
 Dump contents of this object in a graphics canvas. More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
Bool_t IsOnHeap () const
 
Bool_t IsZombie () const
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
virtual void Paint (Option_t *option="")
 This method must be overridden if a class wants to paint itself. More...
 
virtual void Pop ()
 Pop on object drawn in a pad to the top of the display list. More...
 
virtual Int_t Read (const char *name)
 Read contents of object with specified name from the current directory. More...
 
virtual void RecursiveRemove (TObject *obj)
 Recursively remove this object from a list. More...
 
virtual void SaveAs (const char *filename="", Option_t *option="") const
 Save this object in the file specified by filename. More...
 
virtual void SavePrimitive (std::ostream &out, Option_t *option="")
 Save a primitive as a C++ statement(s) on output stream "out". More...
 
virtual void SetDrawOption (Option_t *option="")
 Set drawing option for object. More...
 
virtual void SetUniqueID (UInt_t uid)
 Set the unique object id. More...
 
virtual void UseCurrentStyle ()
 Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory. More...
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory. More...
 
voidoperator new (size_t sz)
 
voidoperator new[] (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz, void *vp)
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. More...
 
void SetBit (UInt_t f)
 
void ResetBit (UInt_t f)
 
Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
void InvertBit (UInt_t f)
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. More...
 
virtual void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. More...
 
virtual void SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
virtual void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. More...
 
void AbstractMethod (const char *method) const
 Use this method to implement an "abstract" method that you don't want to leave purely abstract. More...
 
void MayNotUse (const char *method) const
 Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary). More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
- Public Member Functions inherited from RooPrintable
 RooPrintable ()
 
virtual ~RooPrintable ()
 
virtual void printStream (std::ostream &os, Int_t contents, StyleOption style, TString indent="") const
 Print description of object on ostream, printing contents set by contents integer, which is interpreted as an OR of 'enum ContentsOptions' values and in the style given by 'enum StyleOption'. More...
 
virtual void printAddress (std::ostream &os) const
 Print class name of object. More...
 
virtual void printValue (std::ostream &os) const
 Interface to print value of object. More...
 
virtual void printArgs (std::ostream &os) const
 Interface for printing of object arguments. More...
 
virtual void printExtras (std::ostream &os) const
 Interface to print extras of object. More...
 
virtual void printTree (std::ostream &os, TString indent="") const
 Interface for tree structure printing of object. More...
 
virtual StyleOption defaultPrintStyle (Option_t *opt) const
 

Private Attributes

TTree_tree
 
RooArgSet _truth
 
TString _blindString
 

Additional Inherited Members

- Public Types inherited from RooAbsData
enum  ErrorType {
  Poisson, SumW2, None, Auto,
  Expected
}
 
enum  StorageType { Tree, Vector }
 
- Public Types inherited from TObject
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4),
  kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
enum  { kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff }
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
- Public Types inherited from RooPrintable
enum  ContentsOption {
  kName =1, kClassName =2, kValue =4, kArgs =8,
  kExtras =16, kAddress =32, kTitle =64, kCollectionHeader =128
}
 
enum  StyleOption {
  kInline =1, kSingleLine =2, kStandard =3, kVerbose =4,
  kTreeStructure =5
}
 
- Static Public Member Functions inherited from RooAbsData
static void claimVars (RooAbsData *)
 
static Bool_t releaseVars (RooAbsData *)
 If return value is true variables can be deleted. More...
 
static void setDefaultStorageType (StorageType s)
 
static StorageType getDefaultStorageType ()
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 
- Static Public Member Functions inherited from RooPrintable
static std::ostream & defaultPrintStream (std::ostream *os=0)
 Return a reference to the current default stream to use in Print(). More...
 
static void nameFieldLength (Int_t newLen)
 Set length of field reserved from printing name of RooAbsArgs in multi-line collection printing to given amount. More...
 
- Protected Member Functions inherited from RooAbsData
Double_t corrcov (RooRealVar &x, RooRealVar &y, const char *cutSpec, const char *cutRange, Bool_t corr) const
 Internal method to calculate single correlation and covariance elements. More...
 
TMatrixDSymcorrcovMatrix (const RooArgList &vars, const char *cutSpec, const char *cutRange, Bool_t corr) const
 Return covariance matrix from data for given list of observables. More...
 
virtual void optimizeReadingWithCaching (RooAbsArg &arg, const RooArgSet &cacheList, const RooArgSet &keepObsList)
 Prepare dataset for use with cached constant terms listed in 'cacheList' of expression 'arg'. More...
 
Bool_t allClientsCached (RooAbsArg *, const RooArgSet &)
 Utility function that determines if all clients of object 'var' appear in given list of cached nodes. More...
 
virtual RooPlotplotOn (RooPlot *frame, PlotOpt o) const
 Create and fill a histogram of the frame's variable and append it to the frame. More...
 
virtual RooPlotplotAsymOn (RooPlot *frame, const RooAbsCategoryLValue &asymCat, PlotOpt o) const
 Create and fill a histogram with the asymmetry N[+] - N[-] / ( N[+] + N[-] ), where N(+/-) is the number of data points with asymCat=+1 and asymCat=-1 as function of the frames variable. More...
 
virtual RooPlotplotEffOn (RooPlot *frame, const RooAbsCategoryLValue &effCat, PlotOpt o) const
 Create and fill a histogram with the effiency N[1] / ( N[1] + N[0] ), where N(1/0) is the number of data points with effCat=1 and effCat=0 as function of the frames variable. More...
 
virtual void cacheArgs (const RooAbsArg *owner, RooArgSet &varSet, const RooArgSet *nset=0, Bool_t skipZeroWeights=kFALSE)
 Internal method – Cache given set of functions with data. More...
 
virtual void resetCache ()
 Internal method – Remove cached function values. More...
 
virtual void setArgStatus (const RooArgSet &set, Bool_t active)
 
virtual void attachCache (const RooAbsArg *newOwner, const RooArgSet &cachedVars)
 Internal method – Attach dataset copied with cache contents to copied instances of functions. More...
 
virtual RooAbsDatacacheClone (const RooAbsArg *newCacheOwner, const RooArgSet *newCacheVars, const char *newName=0)=0
 
virtual RooAbsDatareduceEng (const RooArgSet &varSubset, const RooFormulaVar *cutVar, const char *cutRange=0, Int_t nStart=0, Int_t nStop=2000000000, Bool_t copyCache=kTRUE)=0
 
RooRealVardataRealVar (const char *methodname, RooRealVar &extVar) const
 Internal method to check if given RooRealVar maps to a RooRealVar in this dataset. More...
 
- Protected Member Functions inherited from TObject
void MakeZombie ()
 
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
- Protected Attributes inherited from RooAbsData
RooArgSet _vars
 
RooArgSet _cachedVars
 
TIterator_iterator
 External variables cached with this data set. More...
 
TIterator_cacheIter
 Iterator over dimension variables. More...
 
RooAbsDataStore_dstore
 Iterator over cached variables. More...
 
std::map< std::string,
RooAbsData * > 
_ownedComponents
 
- Protected Attributes inherited from TNamed
TString fName
 
TString fTitle
 
- Static Protected Attributes inherited from RooAbsData
static StorageType defaultStorageType =RooAbsData::Vector
 
- Static Protected Attributes inherited from RooPrintable
static Int_t _nameLength
 

#include <RooTreeData.h>

Inheritance diagram for RooTreeData:
[legend]

Constructor & Destructor Documentation

RooTreeData::RooTreeData ( )
inline

Definition at line 29 of file RooTreeData.h.

Member Function Documentation

const TTree* RooTreeData::GetTree ( ) const
inline

Definition at line 30 of file RooTreeData.h.

Member Data Documentation

TString RooTreeData::_blindString
private

Definition at line 36 of file RooTreeData.h.

TTree* RooTreeData::_tree
private

Definition at line 34 of file RooTreeData.h.

Referenced by GetTree().

RooArgSet RooTreeData::_truth
private

Definition at line 35 of file RooTreeData.h.

Collaboration diagram for RooTreeData:
[legend]

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