spqrSolver.h

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/************************************************************************
**
** Copyright (C) 2014 by Carlos Augusto Teixera Mendes
** All rights reserved.
**
** This file is part of the "GeMA" software. It's use should respect
** the terms in the license agreement that can be found together 
** with this source code.
** It is provided AS IS, with NO WARRANTY OF ANY KIND, 
** INCLUDING THE WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR 
** A PARTICULAR PURPOSE.
**
************************************************************************/
 
#ifndef _GEMA_SPQR_SOLVER_H_
#define _GEMA_SPQR_SOLVER_H_
 
#include "cholmodSolver.h"
 
class SpqrSolver : public SuiteSparseSolver
{
public:
 
  SpqrSolver(GmSimulationData* simulation, QString id, QString description, const GmLogCategory& logger);
  virtual ~SpqrSolver();
 
  // Comments on the base class
  virtual const char* pluginType() const { return "spqr"; }
 
  virtual bool loadPrivateData(LuaTable& table);
 
  // Comments on the base class. 
  virtual bool solveImpl(GmSolverMatrix* A, const GmVector& b, GmVector& x, bool xIsGuess = false) const
  {
    Q_UNUSED(xIsGuess);
    return _i64 ? intSolve<int64_t>(A, b, x) : intSolve<int32_t>(A, b, x);
  }
 
  virtual void printParameters(const GmLogCategory& logger);
 
private:
  template <class INT> bool intSolve(GmSolverMatrix* A, const GmVector& b, GmVector& x) const;
 
  QString errorStr() const { return CholmodSolver::errorStr(_context.status); }
 
  mutable cholmod_common _context;  
  bool           _gpu;      
  int            _ordering; 
  QString        _orderStr; 
  double         _tol;      
 
  static int _numSolvers;  
};
 
 
#endif