Line data    Source code

       1             : // The libMesh Finite Element Library.
       2             : // Copyright (C) 2002-2025 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
       3             : 
       4             : // This library is free software; you can redistribute it and/or
       5             : // modify it under the terms of the GNU Lesser General Public
       6             : // License as published by the Free Software Foundation; either
       7             : // version 2.1 of the License, or (at your option) any later version.
       8             : 
       9             : // This library is distributed in the hope that it will be useful,
      10             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             : // Lesser General Public License for more details.
      13             : 
      14             : // You should have received a copy of the GNU Lesser General Public
      15             : // License along with this library; if not, write to the Free Software
      16             : // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      17             : 
      18             : 
      19             : 
      20             : #ifndef BOUNDARY_VOLUME_SOLUTION_TRANSFER
      21             : #define BOUNDARY_VOLUME_SOLUTION_TRANSFER
      22             : 
      23             : #include "libmesh/solution_transfer.h"
      24             : 
      25             : 
      26             : namespace libMesh {
      27             : 
      28             : /**
      29             :  * SolutionTransfer derived class which is specifically for
      30             :  * transferring solutions back and forth between a VolumeMesh and its
      31             :  * associated BoundaryMesh.  That is, when calling transfer() below,
      32             :  * we must have either:
      33             :  *
      34             :  * .) Transfer from the boundary of a VolumeMesh to its associated
      35             :  *    BoundaryMesh, or
      36             :  * .) Transfer from a BoundaryMesh to its corresponding VolumeMesh.
      37             :  *
      38             :  * Because of this assumption, we can use the interior_parent() to
      39             :  * directly define the mapping between solutions.  The transfer()
      40             :  * function internally determines which direction the transfer is
      41             :  * going, and calls the appropriate algorithm internally.
      42             :  *
      43             :  * \author Xikai Jiang
      44             :  * \author John W. Peterson
      45             :  * \date 2016
      46             :  */
      47             : class BoundaryVolumeSolutionTransfer : public SolutionTransfer
      48             : {
      49             : public:
      50             :   BoundaryVolumeSolutionTransfer (const Parallel::Communicator & comm_in) :
      51             :     SolutionTransfer(comm_in)
      52             :   {}
      53             : 
      54           0 :   virtual ~BoundaryVolumeSolutionTransfer() = default;
      55             : 
      56             :   /**
      57             :    * Transfer values from a Variable in a System associated with a
      58             :    * volume mesh to a Variable in a System associated with the
      59             :    * corresponding BoundaryMesh, or vice-versa.
      60             :    */
      61             :   virtual void transfer(const Variable & from_var, const Variable & to_var) override;
      62             : 
      63             : private:
      64             :   /**
      65             :    * Transfer values *from* volume mesh *to* boundary mesh.  Called
      66             :    * when needed from transfer().
      67             :    */
      68             :   void transfer_volume_boundary(const Variable & from_var, const Variable & to_var);
      69             : 
      70             :   /**
      71             :    * Transfer values *from* boundary mesh *to* volume mesh.  Called
      72             :    * when needed from transfer().
      73             :    */
      74             :   void transfer_boundary_volume(const Variable & from_var, const Variable & to_var);
      75             : };
      76             : 
      77             : } // namespace libMesh
      78             : 
      79             : #endif