fei_Solver_AztecOO.hpp

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#ifndef _fei_Solver_AztecOO_h_
#define _fei_Solver_AztecOO_h_
 
 
#include <fei_trilinos_macros.hpp>
 
#ifdef HAVE_FEI_AZTECOO
 
#include <fei_macros.hpp>
#include <fei_Solver.hpp>
#include <fei_Logger.hpp>
 
#ifdef HAVE_FEI_TEUCHOS
namespace Teuchos {
  class ParameterList;
}
#endif
 
class AztecOO;
class Epetra_CrsMatrix;
class Epetra_LinearProblem;
 
#ifdef HAVE_FEI_ML
#include <ml_include.h>
#include <ml_epetra_preconditioner.h>
#endif
 
class Solver_AztecOO : public fei::Solver, private fei::Logger {
 public:
  Solver_AztecOO();
 
  virtual ~Solver_AztecOO();
 
  int solve(fei::LinearSystem* linearSystem,
      fei::Matrix* preconditioningMatrix,
      int numParams,
      const char* const* solverParams,
      int& iterationsTaken,
      int& status);
 
  int solve(fei::LinearSystem* linearSystem,
      fei::Matrix* preconditioningMatrix,
      const fei::ParameterSet& parameterSet,
      int& iterationsTaken,
      int& status);
 
  AztecOO& getAztecOO();
 
  Teuchos::ParameterList& get_ParameterList();
 
  void setMaxIters(int maxits) {maxIters_ = maxits;}
  void setTolerance(double tol) {tolerance_ = tol;}
  void setUseTranspose(bool useTrans) {useTranspose_ = useTrans;}
 
  void setUseML(bool useml);
 
 private:
  int setup_ml_operator(AztecOO& azoo, Epetra_CrsMatrix* A);
 
 private:
  AztecOO* azoo_;
  double tolerance_;
  int maxIters_;
  bool useTranspose_;
  Teuchos::ParameterList* paramlist_;
 
  Epetra_LinearProblem *linProb;
 
  bool useML_;
#ifdef HAVE_FEI_ML
  Epetra_Operator* ml_prec_;
  bool ml_defaults_set_;
  int *ml_aztec_options_;
  double *ml_aztec_params_;
#endif
 
  std::string name_;
  std::string dbgprefix_;
}; //class Solver_AztecOO
 
#endif // HAVE_FEI_AZTECOO
 
#endif