Transfer.h

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/*------------------------------------------------------------------------*/
/*  Copyright 2014 Sandia Corporation.                                    */
/*  This software is released under the license detailed                  */
/*  in the file, LICENSE, which is located in the top-level Nalu          */
/*  directory structure                                                   */
/*------------------------------------------------------------------------*/


#ifndef Transfer_h
#define Transfer_h

// yaml for parsing..
#include <yaml-cpp/yaml.h>

#include <string>
#include <vector>
#include <utility>

// stk_transfer related
#include <boost/shared_ptr.hpp>
#include <stk_transfer/TransferBase.hpp>

// stk
namespace stk {
namespace mesh {
class Part;
typedef std::vector<Part*> PartVector;
}
}

namespace sierra{
namespace nalu{

class Realm;
class Transfers;
class Simulation;

class Transfer
{
public:
  Transfer( Transfers &transfers);
  virtual ~Transfer();

  void load(const YAML::Node & node);

  void breadboard();
  void initialize_begin();
  void change_ghosting();
  void initialize_end();
  void execute();


  Simulation *root();
  Transfers *parent();

  Transfers &transfers_;
  boost::shared_ptr<stk::transfer::TransferBase> transfer_;

  bool couplingPhysicsSpecified_;
  bool transferVariablesSpecified_;
  std::string couplingPhysicsName_;

  Realm * fromRealm_;
  Realm * toRealm_;

  // during load
  std::string name_;
  std::string transferType_;
  std::string transferObjective_;
  std::string searchMethodName_;
  double searchTolerance_;
  double searchExpansionFactor_;
  std::pair<std::string, std::string> realmPairName_;
  
  // allow the user to provide a vector "from" and "to" parts; names
  std::vector<std::string> fromPartNameVec_;
  std::vector<std::string> toPartNameVec_;
  // actual parts
  stk::mesh::PartVector fromPartVec_;
  stk::mesh::PartVector toPartVec_;

  // all of the fields
  std::vector<std::pair<std::string, std::string> > transferVariablesPairName_;

  void allocate_stk_transfer();
  void ghost_from_elements();
};


} // namespace nalu
} // namespace Sierra

#endif