Go4Fit/TGo4FitModelFunction.h
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00001 // $Id: TGo4FitModelFunction.h 478 2009-10-29 12:26:09Z linev $ 00002 //----------------------------------------------------------------------- 00003 // The GSI Online Offline Object Oriented (Go4) Project 00004 // Experiment Data Processing at EE department, GSI 00005 //----------------------------------------------------------------------- 00006 // Copyright (C) 2000- GSI Helmholtzzentrum für Schwerionenforschung GmbH 00007 // Planckstr. 1, 64291 Darmstadt, Germany 00008 // Contact: http://go4.gsi.de 00009 //----------------------------------------------------------------------- 00010 // This software can be used under the license agreements as stated 00011 // in Go4License.txt file which is part of the distribution. 00012 //----------------------------------------------------------------------- 00013 00014 #ifndef TGO4FITMODELFUNCTION_H 00015 #define TGO4FITMODELFUNCTION_H 00016 00017 #include "TGo4FitModel.h" 00018 00019 typedef Double_t (*TUserFunction)(Double_t*, Double_t*); 00020 00043 class TGo4FitModelFunction : public TGo4FitModel { 00044 public: 00045 00049 TGo4FitModelFunction(); 00050 00057 TGo4FitModelFunction(const char* iName, TUserFunction iUserFunction, Int_t iNPars, Bool_t AddAmplitude = kFALSE); 00058 00063 TGo4FitModelFunction(const char* iName, const char* iLibraryName = "libName.so", const char* iFunctionName = "Funcname", Int_t iNPars = 0, Bool_t AddAmplitude = kFALSE); 00064 00068 virtual ~TGo4FitModelFunction(); 00069 00073 virtual Bool_t CanAmplTouch() { return kTRUE; } 00074 00078 void SetUserFunction(TUserFunction iUserFunction); 00079 00084 void SetUserFunction(const char* iLibraryName, const char* iFunctionName); 00085 00089 const char* GetLibraryName() { return fxLibraryName.Data(); } 00090 00094 void SetLibraryName(const char* name) { fxLibraryName = name; } 00095 00099 const char* GetFunctionName() { return fxFunctionName.Data(); } 00100 00104 void SetFunctionName(const char* name) { fxFunctionName = name; } 00105 00109 Int_t GetNumberOfFuncPar(); 00110 00114 Bool_t SetNumberOfFuncPar(Int_t num); 00115 00116 void SetPosParIndex(Int_t naxis, Int_t indx = -1); 00117 void SetWidthParIndex(Int_t naxis, Int_t indx = -1); 00118 00123 virtual Bool_t BeforeEval(Int_t ndim); 00124 virtual void AfterEval(); 00125 00126 virtual void Print(Option_t* option) const; 00127 00128 protected: 00129 00134 virtual Bool_t Initialize(Int_t UseBuffers = -1); 00135 00140 virtual void Finalize(); 00141 00142 virtual TString GetFuncParName(Int_t n); 00143 TGo4FitParameter* GetFuncPar(Int_t n); 00144 00145 virtual Int_t GetPosParIndex(Int_t naxis); 00146 virtual Int_t GetWidthParIndex(Int_t naxis); 00147 00148 virtual Double_t UserFunction(Double_t* Coordinates, Double_t* Parameters); 00149 00150 Bool_t LoadLibrary(Bool_t CloseFirst); 00151 void CloseLibrary(); 00152 00156 TString fxLibraryName; 00157 00161 TString fxFunctionName; 00162 00163 TArrayI fxPosIndex; 00164 00165 TArrayI fxWidthIndex; 00166 00167 private: 00168 00172 TUserFunction fxUserFunction; 00173 00177 void* fxLibrary; 00178 00179 ClassDef(TGo4FitModelFunction,1) 00180 }; 00181 #endif // TGO4FITMODELFUNCTION_H
