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_RB_THETA_H
      21             : #define LIBMESH_RB_THETA_H
      22             : 
      23             : // Local includes
      24             : #include "libmesh/libmesh_common.h"
      25             : #include "libmesh/reference_counted_object.h"
      26             : 
      27             : // C++ includes
      28             : #include <vector>
      29             : 
      30             : namespace libMesh
      31             : {
      32             : 
      33             : class RBParameters;
      34             : 
      35             : /**
      36             :  * This class is part of the rbOOmit framework.
      37             :  *
      38             :  * RBTheta provides a default functor class with which
      39             :  * to define the parameter-dependent functions required
      40             :  * for the PDE decomposition employed by the Reduced
      41             :  * Basis method.
      42             :  *
      43             :  * \author David J. Knezevic
      44             :  * \date 2011
      45             :  */
      46             : class RBTheta : public ReferenceCountedObject<RBTheta>
      47             : {
      48             : public:
      49             : 
      50             :   /**
      51             :    * Special functions. This class holds no data so everything can be
      52             :    * defaulted.
      53             :    */
      54           0 :   RBTheta () = default;
      55             :   RBTheta (RBTheta &&) = default;
      56             :   RBTheta (const RBTheta &) = default;
      57             :   RBTheta & operator= (const RBTheta &) = default;
      58             :   RBTheta & operator= (RBTheta &&) = default;
      59           0 :   virtual ~RBTheta () = default;
      60             : 
      61             :   /**
      62             :    * Evaluate the functor object for the given parameter.
      63             :    * Default implementation is to return 1, override
      64             :    * to provide problem dependent behavior.
      65             :    */
      66             :   virtual Number evaluate(const RBParameters &);
      67             : 
      68             :   /*
      69             :    * Evaluate the functor object for multiple given parameters simultaneously.
      70             :    * Override to obtain problem-dependent behavior.
      71             :    */
      72             :   virtual std::vector<Number> evaluate_vec(const std::vector<RBParameters> & mus);
      73             : };
      74             : 
      75             : }
      76             : 
      77             : #endif // LIBMESH_RB_THETA_H