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# /home/coin/SVN-release/Cgl-0.55.0/Clp/src/ClpCholeskyTaucs.hpp

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    00001 /* $Id: ClpCholeskyTaucs.hpp 1458 2009-11-05 12:34:07Z forrest $ */
    00002 // Copyright (C) 2004, International Business Machines
    00003 // Corporation and others.  All Rights Reserved.
    00004 #ifndef ClpCholeskyTaucs_H
    00005 #define ClpCholeskyTaucs_H
    00006 #include "taucs.h"
    00007 #include "ClpCholeskyBase.hpp"
    00008 class ClpMatrixBase;
    00009
    00010
    00041 class ClpCholeskyTaucs : public ClpCholeskyBase {
    00042
    00043 public:
    00048   virtual int order(ClpInterior * model) ;
    00050   virtual int symbolic();
    00053   virtual int factorize(const double * diagonal, int * rowsDropped) ;
    00055   virtual void solve (double * region) ;
    00057
    00058
    00062   ClpCholeskyTaucs();
    00064   virtual ~ClpCholeskyTaucs();
    00065   // Copy
    00066   ClpCholeskyTaucs(const ClpCholeskyTaucs&);
    00067   // Assignment
    00068   ClpCholeskyTaucs& operator=(const ClpCholeskyTaucs&);
    00070   virtual ClpCholeskyBase * clone() const ;
    00072
    00073
    00074 private:
    00077
    00078   taucs_ccs_matrix * matrix_;
    00080   void * factorization_;
    00082   double * sparseFactorT_;
    00084   CoinBigIndex * choleskyStartT_;
    00086   int * choleskyRowT_;
    00088   CoinBigIndex sizeFactorT_;
    00090   ClpMatrixBase * rowCopyT_;
    00092 };
    00093
    00094 #endif