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Reference Guide
TF1NormSum Class Reference

Class adding two functions: c1*f1+c2*f2

Definition at line 19 of file TF1NormSum.h.

Public Member Functions

 TF1NormSum ()
 
 TF1NormSum (const std::vector< TF1 * > &functions, const std::vector< Double_t > &coeffs, Double_t scale=1.)
 
 TF1NormSum (const TF1NormSum &nsum)
 Copy constructor (necessary to hold unique_ptr as member variable) More...
 
 TF1NormSum (const TString &formula, Double_t xmin, Double_t xmax)
 TF1NormSum constructor taking any addition of formulas with coefficient or not. More...
 
 TF1NormSum (TF1 *function1, TF1 *function2, Double_t coeff1=1., Double_t coeff2=1., Double_t scale=1.)
 TF1NormSum constructor taking 2 functions, and 2 coefficients (if not equal to 1) More...
 
 TF1NormSum (TF1 *function1, TF1 *function2, TF1 *function3, Double_t coeff1=1., Double_t coeff2=1., Double_t coeff3=1., Double_t scale=1.)
 TF1NormSum constructor taking 3 functions, and 3 coefficients (if not equal to 1) More...
 
virtual ~TF1NormSum ()
 
void Copy (TObject &obj) const
 Copy this to obj. More...
 
Int_t GetNpar () const
 Return the number of (non constant) parameters including the coefficients: for 2 functions: c1,c2,p0,p1,p2,p3... More...
 
std::vector< doubleGetParameters () const
 Return array of parameters. More...
 
const char * GetParName (Int_t ipar) const
 
void GetRange (Double_t &a, Double_t &b) const
 
Double_t GetScale () const
 
Double_t GetXmax () const
 
Double_t GetXmin () const
 
double operator() (const Double_t *x, const Double_t *p)
 Overload the parenthesis to add the functions. More...
 
TF1NormSumoperator= (const TF1NormSum &rhs)
 Operator =. More...
 
void SetParameters (const Double_t *params)
 Initialize array of all parameters. More...
 
void SetParameters (Double_t p0, Double_t p1, Double_t p2=0., Double_t p3=0., Double_t p4=0., Double_t p5=0., Double_t p6=0., Double_t p7=0., Double_t p8=0., Double_t p9=0., Double_t p10=0.)
 Initialize array of all parameters. More...
 
void SetRange (Double_t a, Double_t b)
 
void SetScale (Double_t scale)
 
void Update ()
 Update the component functions of the normalized sum. More...
 
- Public Member Functions inherited from TF1AbsComposition
virtual ~TF1AbsComposition ()
 
- Public Member Functions inherited from TObject
 TObject ()
 TObject constructor. More...
 
 TObject (const TObject &object)
 TObject copy ctor. More...
 
virtual ~TObject ()
 TObject destructor. 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...
 
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...
 
ULong_t CheckedHash ()
 Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object. More...
 
virtual const char * ClassName () const
 Returns name of class to which the object belongs. More...
 
virtual void Clear (Option_t *="")
 
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 abstract method. 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 Draw (Option_t *option="")
 Default Draw method for all objects. 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 selected pad for instance with: gROOT->SetSelectedPad(gPad). More...
 
virtual void Dump () const
 Dump contents of object on stdout. More...
 
virtual void Error (const char *method, const char *msgfmt,...) const
 Issue error message. 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 void Fatal (const char *method, const char *msgfmt,...) const
 Issue fatal error message. 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 const char * GetIconName () const
 Returns mime type name of object. More...
 
virtual const char * GetName () const
 Returns name of object. More...
 
virtual char * GetObjectInfo (Int_t px, Int_t py) const
 Returns string containing info about the object at position (px,py). More...
 
virtual Option_tGetOption () const
 
virtual const char * GetTitle () const
 Returns title of object. More...
 
virtual UInt_t GetUniqueID () const
 Return the unique object id. More...
 
virtual Bool_t HandleTimer (TTimer *timer)
 Execute action in response of a timer timing out. More...
 
virtual ULong_t Hash () const
 Return hash value for this object. More...
 
Bool_t HasInconsistentHash () const
 Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e. More...
 
virtual void Info (const char *method, const char *msgfmt,...) const
 Issue info message. 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...
 
void InvertBit (UInt_t f)
 
virtual Bool_t IsEqual (const TObject *obj) const
 Default equal comparison (objects are equal if they have the same address in memory). More...
 
virtual Bool_t IsFolder () const
 Returns kTRUE in case object contains browsable objects (like containers or lists of other objects). More...
 
R__ALWAYS_INLINE Bool_t IsOnHeap () const
 
virtual Bool_t IsSortable () const
 
R__ALWAYS_INLINE Bool_t IsZombie () const
 
virtual void ls (Option_t *option="") const
 The ls function lists the contents of a class on stdout. 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...
 
virtual Bool_t Notify ()
 This method must be overridden to handle object notification. More...
 
void Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const
 Use this method to declare a method obsolete. More...
 
void operator delete (void *ptr)
 Operator delete. More...
 
void operator delete[] (void *ptr)
 Operator delete []. More...
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (const TObject &rhs)
 TObject assignment operator. 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 void Print (Option_t *option="") const
 This method must be overridden when a class wants to print itself. 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...
 
void ResetBit (UInt_t f)
 
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...
 
void SetBit (UInt_t f)
 
void SetBit (UInt_t f, Bool_t set)
 Set or unset the user status bits as specified in f. 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 SysError (const char *method, const char *msgfmt,...) const
 Issue system error message. More...
 
R__ALWAYS_INLINE Bool_t TestBit (UInt_t f) const
 
Int_t TestBits (UInt_t f) const
 
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 void Warning (const char *method, const char *msgfmt,...) const
 Issue warning message. 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...
 

Protected Member Functions

void InitializeDataMembers (const std::vector< TF1 * > &functions, const std::vector< Double_t > &coeffs, Double_t scale)
 
- Protected Member Functions inherited from TObject
virtual void DoError (int level, const char *location, const char *fmt, va_list va) const
 Interface to ErrorHandler (protected). More...
 
void MakeZombie ()
 

Protected Attributes

std::vector< Double_tfCoeffs
 Vector of size afNOfFunctions containing coefficients in front of each function. More...
 
std::vector< Int_tfCstIndexes
 Vector with size of fNOfFunctions containing the index of the constant parameter/ function (the removed ones) More...
 
std::vector< std::unique_ptr< TF1 > > fFunctions
 Maximal bound of range of NormSum. More...
 
unsigned int fNOfFunctions
 Number of functions to add. More...
 
std::vector< TStringfParNames
 Parameter names. More...
 
Double_t fScale
 Fixed Scale parameter to normalize function (e.g. bin width) More...
 
Double_t fXmax
 Minimal bound of range of NormSum. More...
 
Double_t fXmin
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kInconsistent = 0x08000000,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0), kOverwrite = BIT(1), kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0), kMustCleanup = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5),
  kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13)
}
 
- Static Public Member Functions inherited from TObject
static Long_t GetDtorOnly ()
 Return destructor only flag. More...
 
static Bool_t GetObjectStat ()
 Get status of object stat flag. More...
 
static void SetDtorOnly (void *obj)
 Set destructor only flag. More...
 
static void SetObjectStat (Bool_t stat)
 Turn on/off tracking of objects in the TObjectTable. More...
 

#include <TF1NormSum.h>

Inheritance diagram for TF1NormSum:
[legend]

Constructor & Destructor Documentation

◆ TF1NormSum() [1/6]

TF1NormSum::TF1NormSum ( )

Definition at line 131 of file TF1NormSum.cxx.

◆ TF1NormSum() [2/6]

TF1NormSum::TF1NormSum ( const std::vector< TF1 * > &  functions,
const std::vector< Double_t > &  coeffs,
Double_t  scale = 1. 
)

Definition at line 144 of file TF1NormSum.cxx.

◆ TF1NormSum() [3/6]

TF1NormSum::TF1NormSum ( TF1 function1,
TF1 function2,
Double_t  coeff1 = 1.,
Double_t  coeff2 = 1.,
Double_t  scale = 1. 
)

TF1NormSum constructor taking 2 functions, and 2 coefficients (if not equal to 1)

Definition at line 152 of file TF1NormSum.cxx.

◆ TF1NormSum() [4/6]

TF1NormSum::TF1NormSum ( TF1 function1,
TF1 function2,
TF1 function3,
Double_t  coeff1 = 1.,
Double_t  coeff2 = 1.,
Double_t  coeff3 = 1.,
Double_t  scale = 1. 
)

TF1NormSum constructor taking 3 functions, and 3 coefficients (if not equal to 1)

Definition at line 166 of file TF1NormSum.cxx.

◆ TF1NormSum() [5/6]

TF1NormSum::TF1NormSum ( const TString formula,
Double_t  xmin,
Double_t  xmax 
)

TF1NormSum constructor taking any addition of formulas with coefficient or not.

  • example 1 : 2.*expo + gauss + 0.5* gauss
  • example 2 : expo + 0.3*f1 if f1 is defined in the list of functions

Definition at line 183 of file TF1NormSum.cxx.

◆ TF1NormSum() [6/6]

TF1NormSum::TF1NormSum ( const TF1NormSum nsum)

Copy constructor (necessary to hold unique_ptr as member variable)

Definition at line 256 of file TF1NormSum.cxx.

◆ ~TF1NormSum()

virtual TF1NormSum::~TF1NormSum ( )
inlinevirtual

Definition at line 52 of file TF1NormSum.h.

Member Function Documentation

◆ Copy()

void TF1NormSum::Copy ( TObject object) const
virtual

Copy this to obj.

Implements TF1AbsComposition.

Definition at line 411 of file TF1NormSum.cxx.

◆ GetNpar()

Int_t TF1NormSum::GetNpar ( ) const

Return the number of (non constant) parameters including the coefficients: for 2 functions: c1,c2,p0,p1,p2,p3...

Definition at line 363 of file TF1NormSum.cxx.

◆ GetParameters()

std::vector< double > TF1NormSum::GetParameters ( ) const

Return array of parameters.

Definition at line 291 of file TF1NormSum.cxx.

◆ GetParName()

const char* TF1NormSum::GetParName ( Int_t  ipar) const
inline

Definition at line 71 of file TF1NormSum.h.

◆ GetRange()

void TF1NormSum::GetRange ( Double_t a,
Double_t b 
) const

Definition at line 394 of file TF1NormSum.cxx.

◆ GetScale()

Double_t TF1NormSum::GetScale ( ) const
inline

Definition at line 69 of file TF1NormSum.h.

◆ GetXmax()

Double_t TF1NormSum::GetXmax ( ) const
inline

Definition at line 75 of file TF1NormSum.h.

◆ GetXmin()

Double_t TF1NormSum::GetXmin ( ) const
inline

Definition at line 73 of file TF1NormSum.h.

◆ InitializeDataMembers()

void TF1NormSum::InitializeDataMembers ( const std::vector< TF1 * > &  functions,
const std::vector< Double_t > &  coeffs,
Double_t  scale 
)
protected

Definition at line 55 of file TF1NormSum.cxx.

◆ operator()()

double TF1NormSum::operator() ( const Double_t x,
const Double_t p 
)
virtual

Overload the parenthesis to add the functions.

Implements TF1AbsComposition.

Definition at line 274 of file TF1NormSum.cxx.

◆ operator=()

TF1NormSum & TF1NormSum::operator= ( const TF1NormSum rhs)

Operator =.

Definition at line 264 of file TF1NormSum.cxx.

◆ SetParameters() [1/2]

void TF1NormSum::SetParameters ( const Double_t params)
virtual

Initialize array of all parameters.

double *params must contains first an array of the coefficients, then an array of the parameters.

Implements TF1AbsComposition.

Definition at line 315 of file TF1NormSum.cxx.

◆ SetParameters() [2/2]

void TF1NormSum::SetParameters ( Double_t  p0,
Double_t  p1,
Double_t  p2 = 0.,
Double_t  p3 = 0.,
Double_t  p4 = 0.,
Double_t  p5 = 0.,
Double_t  p6 = 0.,
Double_t  p7 = 0.,
Double_t  p8 = 0.,
Double_t  p9 = 0.,
Double_t  p10 = 0. 
)

Initialize array of all parameters.

Overload the TF1::SetParameters() method. A maximum of 10 parameters must be used, with first the coefficients, then the parameters

Definition at line 352 of file TF1NormSum.cxx.

◆ SetRange()

void TF1NormSum::SetRange ( Double_t  a,
Double_t  b 
)
virtual

Implements TF1AbsComposition.

Definition at line 376 of file TF1NormSum.cxx.

◆ SetScale()

void TF1NormSum::SetScale ( Double_t  scale)
inline

Definition at line 58 of file TF1NormSum.h.

◆ Update()

void TF1NormSum::Update ( )
virtual

Update the component functions of the normalized sum.

Implements TF1AbsComposition.

Definition at line 403 of file TF1NormSum.cxx.

Member Data Documentation

◆ fCoeffs

std::vector< Double_t > TF1NormSum::fCoeffs
protected

Vector of size afNOfFunctions containing coefficients in front of each function.

Definition at line 32 of file TF1NormSum.h.

◆ fCstIndexes

std::vector< Int_t > TF1NormSum::fCstIndexes
protected

Vector with size of fNOfFunctions containing the index of the constant parameter/ function (the removed ones)

Definition at line 33 of file TF1NormSum.h.

◆ fFunctions

std::vector<std::unique_ptr<TF1> > TF1NormSum::fFunctions
protected

Maximal bound of range of NormSum.

Vector of size fNOfFunctions containing TF1 functions

Definition at line 31 of file TF1NormSum.h.

◆ fNOfFunctions

unsigned int TF1NormSum::fNOfFunctions
protected

Number of functions to add.

Definition at line 27 of file TF1NormSum.h.

◆ fParNames

std::vector< TString > TF1NormSum::fParNames
protected

Parameter names.

Definition at line 34 of file TF1NormSum.h.

◆ fScale

Double_t TF1NormSum::fScale
protected

Fixed Scale parameter to normalize function (e.g. bin width)

Definition at line 28 of file TF1NormSum.h.

◆ fXmax

Double_t TF1NormSum::fXmax
protected

Minimal bound of range of NormSum.

Definition at line 30 of file TF1NormSum.h.

◆ fXmin

Double_t TF1NormSum::fXmin
protected

Definition at line 29 of file TF1NormSum.h.

Libraries for TF1NormSum:
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The documentation for this class was generated from the following files: