ClpCholeskyTaucs.hpp

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/* $Id: ClpCholeskyTaucs.hpp 2385 2019-01-06 19:43:06Z unxusr $ */
// Copyright (C) 2004, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).

#ifndef ClpCholeskyTaucs_H
#define ClpCholeskyTaucs_H
#include "taucs.h"
#include "ClpCholeskyBase.hpp"
class ClpMatrixBase;

class ClpCholeskyTaucs : public ClpCholeskyBase {

public:
  virtual int order(ClpInterior *model);
  virtual int symbolic();
  virtual int factorize(const double *diagonal, int *rowsDropped);
  virtual void solve(double *region);

  ClpCholeskyTaucs();
  virtual ~ClpCholeskyTaucs();
  // Copy
  ClpCholeskyTaucs(const ClpCholeskyTaucs &);
  // Assignment
  ClpCholeskyTaucs &operator=(const ClpCholeskyTaucs &);
  virtual ClpCholeskyBase *clone() const;

private:
  taucs_ccs_matrix *matrix_;
  void *factorization_;
  double *sparseFactorT_;
  CoinBigIndex *choleskyStartT_;
  int *choleskyRowT_;
  CoinBigIndex sizeFactorT_;
  ClpMatrixBase *rowCopyT_;
};

#endif

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