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# /home/coin/SVN-release/Osi-0.98.1/Clp/src/ClpCholeskyTaucs.hpp

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    00001 // Copyright (C) 2004, International Business Machines
    00002 // Corporation and others.  All Rights Reserved.
    00003 #ifndef ClpCholeskyTaucs_H
    00004 #define ClpCholeskyTaucs_H
    00005 #include "taucs.h"
    00006 #include "ClpCholeskyBase.hpp"
    00007 class ClpMatrixBase;
    00008
    00009
    00040 class ClpCholeskyTaucs : public ClpCholeskyBase {
    00041
    00042 public:
    00047   virtual int order(ClpInterior * model) ;
    00049   virtual int symbolic();
    00052   virtual int factorize(const double * diagonal, int * rowsDropped) ;
    00054   virtual void solve (double * region) ;
    00056
    00057
    00061   ClpCholeskyTaucs();
    00063   virtual ~ClpCholeskyTaucs();
    00064   // Copy
    00065   ClpCholeskyTaucs(const ClpCholeskyTaucs&);
    00066   // Assignment
    00067   ClpCholeskyTaucs& operator=(const ClpCholeskyTaucs&);
    00069   virtual ClpCholeskyBase * clone() const ;
    00071
    00072
    00073 private:
    00076
    00077   taucs_ccs_matrix * matrix_;
    00079   void * factorization_;
    00081   double * sparseFactorT_;
    00083   CoinBigIndex * choleskyStartT_;
    00085   int * choleskyRowT_;
    00087   CoinBigIndex sizeFactorT_;
    00089   ClpMatrixBase * rowCopyT_;
    00091 };
    00092
    00093 #endif