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# /home/coin/SVN-release/Alps-1.3.0/Clp/src/ClpCholeskyUfl.hpp

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    00001 /* $Id: ClpCholeskyUfl.hpp 1753 2011-06-19 16:27:26Z stefan $ */
    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 ClpCholeskyUfl_H
    00007 #define ClpCholeskyUfl_H
    00008
    00009 #include "ClpCholeskyBase.hpp"
    00010
    00011 class ClpMatrixBase;
    00012 class ClpCholeskyDense;
    00013
    00014 typedef struct cholmod_factor_struct cholmod_factor;
    00015 typedef struct cholmod_common_struct cholmod_common;
    00016
    00032 class ClpCholeskyUfl : public ClpCholeskyBase {
    00033
    00034 public:
    00039      virtual int order(ClpInterior * model) ;
    00044      virtual int symbolic();
    00047      virtual int factorize(const double * diagonal, int * rowsDropped) ;
    00049      virtual void solve (double * region) ;
    00051
    00052
    00057      ClpCholeskyUfl(int denseThreshold = -1);
    00059      virtual ~ClpCholeskyUfl();
    00061      virtual ClpCholeskyBase * clone() const ;
    00063
    00064
    00065 private:
    00066      cholmod_factor * L_ ;
    00067      cholmod_common * c_ ;
    00068
    00069      // Copy
    00070      ClpCholeskyUfl(const ClpCholeskyUfl&);
    00071      // Assignment
    00072      ClpCholeskyUfl& operator=(const ClpCholeskyUfl&);
    00073 };
    00074
    00075 #endif