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# /home/coin/svn-release/Alps-1.4.8/Clp/src/ClpCholeskyTaucs.hpp

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    00001 /* $Id: ClpCholeskyTaucs.hpp 1665 2011-01-04 17:55:54Z lou $ */
    00002 // Copyright (C) 2004, International Business Machines
    00003 // Corporation and others.  All Rights Reserved.
    00004 // This code is licensed under the terms of the Eclipse Public License (EPL).
    00005
    00006 #ifndef ClpCholeskyTaucs_H
    00007 #define ClpCholeskyTaucs_H
    00008 #include "taucs.h"
    00009 #include "ClpCholeskyBase.hpp"
    00010 class ClpMatrixBase;
    00011
    00012
    00043 class ClpCholeskyTaucs : public ClpCholeskyBase {
    00044
    00045 public:
    00050      virtual int order(ClpInterior * model) ;
    00052      virtual int symbolic();
    00055      virtual int factorize(const double * diagonal, int * rowsDropped) ;
    00057      virtual void solve (double * region) ;
    00059
    00060
    00064      ClpCholeskyTaucs();
    00066      virtual ~ClpCholeskyTaucs();
    00067      // Copy
    00068      ClpCholeskyTaucs(const ClpCholeskyTaucs&);
    00069      // Assignment
    00070      ClpCholeskyTaucs& operator=(const ClpCholeskyTaucs&);
    00072      virtual ClpCholeskyBase * clone() const ;
    00074
    00075
    00076 private:
    00079
    00080      taucs_ccs_matrix * matrix_;
    00082      void * factorization_;
    00084      double * sparseFactorT_;
    00086      CoinBigIndex * choleskyStartT_;
    00088      int * choleskyRowT_;
    00090      CoinBigIndex sizeFactorT_;
    00092      ClpMatrixBase * rowCopyT_;
    00094 };
    00095
    00096 #endif