Line data    Source code

       1             : // rbOOmit: An implementation of the Certified Reduced Basis method.
       2             : // Copyright (C) 2009, 2010 David J. Knezevic
       3             : 
       4             : // This file is part of rbOOmit.
       5             : 
       6             : // rbOOmit is free software; you can redistribute it and/or
       7             : // modify it under the terms of the GNU Lesser General Public
       8             : // License as published by the Free Software Foundation; either
       9             : // version 2.1 of the License, or (at your option) any later version.
      10             : 
      11             : // rbOOmit is distributed in the hope that it will be useful,
      12             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             : // Lesser General Public License for more details.
      15             : 
      16             : // You should have received a copy of the GNU Lesser General Public
      17             : // License along with this library; if not, write to the Free Software
      18             : // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      19             : 
      20             : #ifndef LIBMESH_TRANSIENT_RB_THETA_EXPANSION_H
      21             : #define LIBMESH_TRANSIENT_RB_THETA_EXPANSION_H
      22             : 
      23             : // rbOOmit includes
      24             : #include "libmesh/rb_theta_expansion.h"
      25             : 
      26             : // libMesh includes
      27             : 
      28             : // C++ includes
      29             : 
      30             : 
      31             : namespace libMesh
      32             : {
      33             : 
      34             : /**
      35             :  * This class stores the set of RBTheta functor objects that define
      36             :  * the "parameter-dependent expansion" of a PDE.
      37             :  *
      38             :  * \author David J. Knezevic
      39             :  * \date 2011
      40             :  */
      41             : class TransientRBThetaExpansion : public RBThetaExpansion
      42             : {
      43             : public:
      44             : 
      45             :   /**
      46             :    * All special functions can be defaulted for this simple class.
      47             :    */
      48             :   TransientRBThetaExpansion() = default;
      49             :   TransientRBThetaExpansion (TransientRBThetaExpansion &&) = default;
      50             :   TransientRBThetaExpansion (const TransientRBThetaExpansion &) = default;
      51             :   TransientRBThetaExpansion & operator= (const TransientRBThetaExpansion &) = default;
      52             :   TransientRBThetaExpansion & operator= (TransientRBThetaExpansion &&) = default;
      53           0 :   virtual ~TransientRBThetaExpansion () = default;
      54             : 
      55             :   /**
      56             :    * The type of the parent.
      57             :    */
      58             :   typedef RBThetaExpansion Parent;
      59             : 
      60             :   /**
      61             :    * Evaluate theta at the current parameter. Override
      62             :    * if the theta functions need to be treated differently
      63             :    * in subclasses.
      64             :    */
      65             :   virtual Number eval_M_theta(unsigned int q,
      66             :                               const RBParameters & mu) const;
      67             : 
      68             :   /**
      69             :    * Get Q_m, the number of terms in the affine
      70             :    * expansion for the mass operator.
      71             :    */
      72             :   virtual unsigned int get_n_M_terms() const;
      73             : 
      74             :   /**
      75             :    * Attach a pointer to a functor object that defines one
      76             :    * of the theta_q_m terms.
      77             :    */
      78             :   virtual void attach_M_theta(RBTheta * theta_q_m);
      79             : 
      80             : private:
      81             : 
      82             :   /**
      83             :    * Vector storing the pointers to the RBTheta functors.
      84             :    */
      85             :   std::vector<RBTheta *> _M_theta_vector;
      86             : };
      87             : 
      88             : }
      89             : 
      90             : #endif // LIBMESH_TRANSIENT_RB_THETA_EXPANSION_H