/usr/include/root/TFormulaPrimitive.h is in libroot-hist-dev 5.34.30-0ubuntu8.
This file is owned by root:root, with mode 0o644.
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// Author: Marian Ivanov, 2005
/*************************************************************************
* Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
* All rights reserved. *
* *
* For the licensing terms see $ROOTSYS/LICENSE. *
* For the list of contributors see $ROOTSYS/README/CREDITS. *
*************************************************************************/
// ---------------------------------- TFormulaPrimitive.h
#ifndef ROOT_TFormulaPrimitive
#define ROOT_TFormulaPrimitive
//////////////////////////////////////////////////////////////////////////
// //
// TFormulaPrimitive //
// //
// The formula primitive base class //
// //
//////////////////////////////////////////////////////////////////////////
#ifndef ROOT_TNamed
#include "TNamed.h"
#endif
#ifndef ROOT_TBits
#include "TBits.h"
#endif
#ifndef ROOT_TObjArray
#include "TObjArray.h"
#endif
class TFormula;
class TFormulaPrimitive : public TNamed
{
friend class TFormula;
public:
typedef Double_t (*GenFuncG)(const Double_t*,const Double_t*);
typedef Double_t (*GenFunc0)();
typedef Double_t (*GenFunc10)(Double_t);
typedef Double_t (*GenFunc110)(Double_t,Double_t);
typedef Double_t (*GenFunc1110)(Double_t,Double_t, Double_t);
typedef Double_t (TObject::*TFuncG)(const Double_t*,const Double_t*) const;
typedef Double_t (TObject::*TFunc0)() const;
typedef Double_t (TObject::*TFunc10)(Double_t) const;
typedef Double_t (TObject::*TFunc110)(Double_t,Double_t) const;
typedef Double_t (TObject::*TFunc1110)(Double_t,Double_t,Double_t) const;
protected:
static TObjArray * fgListOfFunction; //!list of global primitive formulas
static Int_t BuildBasicFormulas(); //build list of basic formulas
union {
GenFuncG fFuncG; //!pointer to the TFormula generic function
GenFunc0 fFunc0; //!pointer to the function
GenFunc10 fFunc10; //!pointer to the function
GenFunc110 fFunc110; //!pointer to the function
GenFunc1110 fFunc1110; //!pointer to the function
TFuncG fTFuncG; //!pointer to the TFormula generic function
TFunc0 fTFunc0; //! pointer to member function
TFunc10 fTFunc10; //! pointer to member function
TFunc110 fTFunc110; //! pointer to member function
TFunc1110 fTFunc1110; //! pointer to member function
};
Int_t fType; //type of the function
Int_t fNArguments; //number of arguments
Int_t fNParameters; //number of parameters
Bool_t fIsStatic; // indication if the function is static
private:
TFormulaPrimitive(const TFormulaPrimitive&); // Not implemented
TFormulaPrimitive& operator=(const TFormulaPrimitive&); // Not implemented
public:
TFormulaPrimitive();
TFormulaPrimitive(const char *name,const char *formula, GenFunc0 fpointer);
TFormulaPrimitive(const char *name,const char *formula, GenFunc10 fpointer);
TFormulaPrimitive(const char *name,const char *formula, GenFunc110 fpointer);
TFormulaPrimitive(const char *name,const char *formula, GenFunc1110 fpointer);
TFormulaPrimitive(const char *name,const char *formula, GenFuncG fpointer,Int_t npar);
TFormulaPrimitive(const char *name,const char *formula, TFunc0 fpointer);
TFormulaPrimitive(const char *name,const char *formula, TFunc10 fpointer);
TFormulaPrimitive(const char *name,const char *formula, TFunc110 fpointer);
TFormulaPrimitive(const char *name,const char *formula, TFunc1110 fpointer);
TFormulaPrimitive(const char *name,const char *formula, TFuncG fpointer);
static Int_t AddFormula(TFormulaPrimitive * formula);
static TFormulaPrimitive* FindFormula(const char* name);
static TFormulaPrimitive* FindFormula(const char* name, const char *args);
static TFormulaPrimitive* FindFormula(const char* name, UInt_t nargs);
Double_t Eval(Double_t* x); //eval primitive function
Double_t Eval(TObject *o, Double_t *x); //eval member function
Double_t Eval(Double_t *x, Double_t *param); //eval primitive parametric function
ClassDef(TFormulaPrimitive,0) //The primitive formula
};
#endif
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