Clp  1.17.8
ClpCholeskyTaucs.hpp
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1 /* $Id$ */
2 // Copyright (C) 2004, International Business Machines
3 // Corporation and others. All Rights Reserved.
4 // This code is licensed under the terms of the Eclipse Public License (EPL).
5 
6 #ifndef ClpCholeskyTaucs_H
7 #define ClpCholeskyTaucs_H
8 #include "taucs.h"
9 #include "ClpCholeskyBase.hpp"
10 class ClpMatrixBase;
11 
43 
44 public:
49  virtual int order(ClpInterior *model);
51  virtual int symbolic();
54  virtual int factorize(const double *diagonal, int *rowsDropped);
56  virtual void solve(double *region);
58 
64  virtual ~ClpCholeskyTaucs();
65  // Copy
67  // Assignment
70  virtual ClpCholeskyBase *clone() const;
72 
73 private:
76  taucs_ccs_matrix *matrix_;
81  double *sparseFactorT_;
83  CoinBigIndex *choleskyStartT_;
87  CoinBigIndex sizeFactorT_;
91 };
92 
93 #endif
94 
95 /* vi: softtabstop=2 shiftwidth=2 expandtab tabstop=2
96 */
ClpCholeskyTaucs
Taucs class for Clp Cholesky factorization.
Definition: ClpCholeskyTaucs.hpp:42
ClpCholeskyBase::diagonal
longDouble * diagonal() const
Return diagonal.
Definition: ClpCholeskyBase.hpp:142
ClpCholeskyTaucs::sparseFactorT_
double * sparseFactorT_
sparseFactor.
Definition: ClpCholeskyTaucs.hpp:81
ClpCholeskyTaucs::choleskyStartT_
CoinBigIndex * choleskyStartT_
choleskyStart
Definition: ClpCholeskyTaucs.hpp:83
ClpCholeskyTaucs::operator=
ClpCholeskyTaucs & operator=(const ClpCholeskyTaucs &)
ClpCholeskyBase
Base class for Clp Cholesky factorization Will do better factorization.
Definition: ClpCholeskyBase.hpp:53
ClpCholeskyTaucs::ClpCholeskyTaucs
ClpCholeskyTaucs()
Default constructor.
ClpCholeskyBase::rowsDropped
char * rowsDropped() const
rowsDropped - which rows are gone
Definition: ClpCholeskyBase.hpp:102
ClpCholeskyTaucs::rowCopyT_
ClpMatrixBase * rowCopyT_
Row copy of matrix.
Definition: ClpCholeskyTaucs.hpp:89
ClpCholeskyTaucs::symbolic
virtual int symbolic()
Dummy.
ClpCholeskyTaucs::factorize
virtual int factorize(const double *diagonal, int *rowsDropped)
Factorize - filling in rowsDropped and returning number dropped.
ClpCholeskyBase.hpp
ClpCholeskyTaucs::sizeFactorT_
CoinBigIndex sizeFactorT_
sizeFactor.
Definition: ClpCholeskyTaucs.hpp:87
ClpMatrixBase
Abstract base class for Clp Matrices.
Definition: ClpMatrixBase.hpp:38
ClpCholeskyTaucs::factorization_
void * factorization_
Taucs factor.
Definition: ClpCholeskyTaucs.hpp:79
ClpCholeskyTaucs::choleskyRowT_
int * choleskyRowT_
choleskyRow
Definition: ClpCholeskyTaucs.hpp:85
ClpInterior
This solves LPs using interior point methods.
Definition: ClpInterior.hpp:72
ClpCholeskyTaucs::order
virtual int order(ClpInterior *model)
Orders rows and saves pointer to matrix.and model.
ClpCholeskyTaucs::clone
virtual ClpCholeskyBase * clone() const
Clone.
ClpCholeskyTaucs::~ClpCholeskyTaucs
virtual ~ClpCholeskyTaucs()
Destructor
ClpCholeskyTaucs::solve
virtual void solve(double *region)
Uses factorization to solve.
ClpCholeskyTaucs::matrix_
taucs_ccs_matrix * matrix_
Taucs matrix (== sparseFactor etc)
Definition: ClpCholeskyTaucs.hpp:77