rb_theta_expansion.h

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// rbOOmit: An implementation of the Certified Reduced Basis method.
// Copyright (C) 2009, 2010 David J. Knezevic

// This file is part of rbOOmit.

// rbOOmit is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.

// rbOOmit is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.

// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

#ifndef LIBMESH_RB_THETA_EXPANSION_H
#define LIBMESH_RB_THETA_EXPANSION_H

// libMesh includes
#include "libmesh/libmesh_common.h"
#include "libmesh/reference_counted_object.h"

// C++ includes
#include <vector>


namespace libMesh
{

class RBTheta;
class RBParameters;

// ------------------------------------------------------------
// RBThetaExpansion class definition
class RBThetaExpansion : public ReferenceCountedObject<RBThetaExpansion>
{
public:

  RBThetaExpansion();

  virtual ~RBThetaExpansion() {}

  virtual Number eval_A_theta(unsigned int q,
                              const RBParameters& mu);

  virtual Number eval_F_theta(unsigned int q,
                              const RBParameters& mu);

  virtual Number eval_output_theta(unsigned int output_index,
                                   unsigned int q_l,
                                   const RBParameters& mu);

  unsigned int get_n_A_terms() const;

  unsigned int get_n_F_terms() const;

  unsigned int get_n_outputs() const;

  unsigned int get_n_output_terms(unsigned int output_index) const;

  virtual void attach_A_theta(RBTheta* theta_q_a);

  virtual void attach_multiple_A_theta(std::vector<RBTheta*> theta_q_a);

  virtual void attach_F_theta(RBTheta* theta_q_f);

  virtual void attach_multiple_F_theta(std::vector<RBTheta*> theta_q_f);

  virtual void attach_output_theta(std::vector<RBTheta*> theta_q_l);

  virtual void attach_output_theta(RBTheta* theta_q_l);


private:

  std::vector<RBTheta*> _A_theta_vector;

  std::vector<RBTheta*> _F_theta_vector;

  std::vector< std::vector<RBTheta*> > _output_theta_vector;

};

}

#endif // LIBMESH_RB_THETA_EXPANSION_H