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# /home/coin/SVN-release/Alps-1.2.1/Clp/src/ClpCholeskyTaucs.hpp

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    00001 /* $Id: ClpCholeskyTaucs.hpp 1525 2010-02-26 17:27:59Z mjs $ */
    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