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1 | #ifndef ALIMATRIXSQ_H |
| 2 | #define ALIMATRIXSQ_H |
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3 | /**********************************************************************************************/ |
| 4 | /* Abstract class for matrix used for millepede2 operation. */ |
| 5 | /* Author: ruben.shahoyan@cern.ch */ |
| 6 | /* */ |
| 7 | /**********************************************************************************************/ |
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8 | |
| 9 | #include <TMatrixDBase.h> |
| 10 | #include <TVectorD.h> |
| 11 | |
| 12 | class AliMatrixSq : public TMatrixDBase { |
| 13 | // |
| 14 | public: |
| 15 | AliMatrixSq(): fSymmetric(kFALSE) {} |
| 16 | AliMatrixSq(const AliMatrixSq &src) : TMatrixDBase(src), fSymmetric(src.fSymmetric) {} |
| 17 | virtual ~AliMatrixSq() {} |
| 18 | virtual Int_t GetSize() const {return fNcols;} |
| 19 | virtual Float_t GetDensity() const = 0; |
| 20 | // |
| 21 | virtual void Clear(Option_t* option="") = 0;//{Error("Clear","Dummy");} |
| 22 | // |
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23 | virtual Double_t Query(Int_t rown, Int_t coln) const {return operator()(rown,coln);} |
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24 | virtual Double_t operator()(Int_t rown, Int_t coln) const = 0;//{Error("(i,j)","Dummy");return 0;} |
| 25 | virtual Double_t& operator()(Int_t rown, Int_t coln) = 0;//{Error("(i,j)","Dummy");return 0;} |
| 26 | // |
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27 | virtual Double_t QueryDiag(Int_t rc) const {return DiagElem(rc);} |
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28 | virtual Double_t DiagElem(Int_t r) const = 0; |
| 29 | virtual Double_t& DiagElem(Int_t r) = 0; |
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30 | virtual void AddToRow(Int_t r, Double_t *valc,Int_t *indc,Int_t n) = 0; |
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31 | // |
| 32 | virtual void Print(Option_t* option="") const = 0;//{Error("Print","Dummy");} |
| 33 | virtual void Reset() = 0; |
| 34 | virtual void PrintCOO() const; // print in COO format |
| 35 | // |
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36 | virtual void MultiplyByVec(const Double_t* vecIn, Double_t* vecOut) const; |
| 37 | virtual void MultiplyByVec(const TVectorD &vecIn, TVectorD &vecOut) const; |
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38 | // |
| 39 | Bool_t IsSymmetric() const {return fSymmetric;} |
| 40 | void SetSymmetric(Bool_t v=kTRUE) {fSymmetric = v;} |
| 41 | // |
| 42 | // ---------------------------------- Dummy methods of MatrixBase |
| 43 | virtual const Double_t *GetMatrixArray () const {Error("GetMatrixArray","Dummy"); return 0;}; |
| 44 | virtual Double_t *GetMatrixArray () {Error("GetMatrixArray","Dummy"); return 0;}; |
| 45 | virtual const Int_t *GetRowIndexArray() const {Error("GetRowIndexArray","Dummy"); return 0;}; |
| 46 | virtual Int_t *GetRowIndexArray() {Error("GetRowIndexArray","Dummy"); return 0;}; |
| 47 | virtual const Int_t *GetColIndexArray() const {Error("GetColIndexArray","Dummy"); return 0;}; |
| 48 | virtual Int_t *GetColIndexArray() {Error("GetColIndexArray","Dummy"); return 0;}; |
| 49 | virtual TMatrixDBase &SetRowIndexArray(Int_t *) {Error("SetRowIndexArray","Dummy"); return *this;} |
| 50 | virtual TMatrixDBase &SetColIndexArray(Int_t *) {Error("SetColIndexArray","Dummy"); return *this;} |
| 51 | virtual TMatrixDBase &GetSub(Int_t,Int_t,Int_t,Int_t,TMatrixDBase &,Option_t *) const {Error("GetSub","Dummy"); return *((TMatrixDBase*)this);} |
| 52 | virtual TMatrixDBase &SetSub(Int_t,Int_t,const TMatrixDBase &) {Error("GetSub","Dummy"); return *this;} |
| 53 | virtual TMatrixDBase &ResizeTo (Int_t,Int_t,Int_t) {Error("ResizeTo","Dummy"); return *this;} |
| 54 | virtual TMatrixDBase &ResizeTo (Int_t,Int_t,Int_t,Int_t,Int_t) {Error("ResizeTo","Dummy"); return *this;} |
| 55 | // |
| 56 | virtual void Allocate (Int_t ,Int_t ,Int_t , Int_t ,Int_t ,Int_t ) |
| 57 | {Error("Allocate","Dummy"); return;} |
| 58 | // |
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59 | static Bool_t IsZero(Double_t x,Double_t thresh=1e-64) {return x>0 ? (x<thresh) : (x>-thresh);} |
| 60 | // |
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61 | protected: |
| 62 | // |
| 63 | void Swap(int &r,int &c) const {int t=r;r=c;c=t;} |
| 64 | // |
| 65 | protected: |
| 66 | // |
| 67 | Bool_t fSymmetric; // is the matrix symmetric? Only lower triangle is filled |
| 68 | // |
| 69 | ClassDef(AliMatrixSq,1) //Square Matrix Class |
| 70 | }; |
| 71 | |
| 72 | |
| 73 | //___________________________________________________________ |
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74 | inline void AliMatrixSq::MultiplyByVec(const TVectorD &vecIn, TVectorD &vecOut) const |
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75 | { |
| 76 | MultiplyByVec(vecIn.GetMatrixArray(), vecOut.GetMatrixArray()); |
| 77 | } |
| 78 | |
| 79 | |
| 80 | #endif |
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