SundanceFieldWriterBase.hpp

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// 
//                              Sundance
//                 Copyright (2005) Sandia Corporation
// 
// Copyright (year first published) Sandia Corporation.  Under the terms 
// of Contract DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government 
// retains certain rights in this software.
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// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// Lesser General Public License for more details.
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#ifndef SUNDANCE_FIELDWRITERBASE_H
#define SUNDANCE_FIELDWRITERBASE_H


#include "SundanceDefs.hpp"
#include "SundanceMesh.hpp"
#include "SundanceFieldBase.hpp"

namespace Sundance
{
using namespace Teuchos;
/**
 * FieldWriterBase is a base class for objects that write fields
 * and/or meshes to a stream. 
 */
class FieldWriterBase : public Playa::Handleable<FieldWriterBase>,
                        public ObjectWithClassVerbosity<FieldWriterBase>
{
public:
  /** */
  FieldWriterBase(const std::string& filename);

  /** virtual dtor */
  virtual ~FieldWriterBase(){;}

  /** */
  void addMesh(const Mesh& mesh);

  /** add a comment */
  virtual void addCommentLine(const std::string& line) ;

  /** add a field, tagging it with the given std::string as a name */
  virtual void addField(const std::string& name, 
    const RCP<FieldBase>& field) ;

  /** */
  virtual void write() const = 0 ;

  /**  */
  virtual void impersonateParallelProc(int nProc, int rank) ;

  /** set the numerical value to be written at cells on which
   * a field is undefined. */
  void setUndefinedValue(const double& x) {undefinedValue_ = x;}

protected:

  /** */
  double undefinedValue() const {return undefinedValue_;}
  /** */
  int nProc() const ;

  /** */
  int myRank() const ;

  /** */
  const std::string& filename() const {return filename_;}

  /** */
  const Mesh& mesh() const {return mesh_;}

  /** Indicate whether the given writer subtype does anything special
   * for vector fields. Default is false, in which case
   * vectors are simply written as a list of scalars.
   */
  virtual bool supportsSpecializedVectors() const {return false;}

  const Array<string>& comments() const {return comments_;}
  Array<string>& comments() {return comments_;}

  const Array<RCP<FieldBase> >& pointScalarFields() const {return pointScalarFields_;}
  Array<RCP<FieldBase> >& pointScalarFields() {return pointScalarFields_;}

  const Array<RCP<FieldBase> >& cellScalarFields() const {return cellScalarFields_;}
  Array<RCP<FieldBase> >& cellScalarFields() {return cellScalarFields_;}

  const Array<string>& pointScalarNames() const {return pointScalarNames_;}
  Array<string>& pointScalarNames() {return pointScalarNames_;}

  const Array<string>& cellScalarNames() const {return cellScalarNames_;}
  Array<string>& cellScalarNames() {return cellScalarNames_;}

  const Array<RCP<FieldBase> >& pointVectorFields() const {return pointVectorFields_;}
  Array<RCP<FieldBase> >& pointVectorFields() {return pointVectorFields_;}

  const Array<RCP<FieldBase> >& cellVectorFields() const {return cellVectorFields_;}
  Array<RCP<FieldBase> >& cellVectorFields() {return cellVectorFields_;}

  const Array<string>& pointVectorNames() const {return pointVectorNames_;}
  Array<string>& pointVectorNames() {return pointVectorNames_;}

  const Array<string>& cellVectorNames() const {return cellVectorNames_;}
  Array<string>& cellVectorNames() {return cellVectorNames_;}

  virtual void writeCommentLine(const std::string& line) const {;}

private:
  std::string filename_;

  Mesh mesh_;

  int nProc_;

  int myRank_;

  int meshID_;

  Array<string> comments_;

  Array<RCP<FieldBase> > pointScalarFields_;
  Array<RCP<FieldBase> > cellScalarFields_;
  Array<RCP<FieldBase> > pointVectorFields_;
  Array<RCP<FieldBase> > cellVectorFields_;
  Array<string> pointScalarNames_;
  Array<string> cellScalarNames_;
  Array<string> pointVectorNames_;
  Array<string> cellVectorNames_;

  double undefinedValue_;
};

/**
 * FieldWriterFactoryBase
 */
class FieldWriterFactoryBase : public Playa::Handleable<FieldWriterFactoryBase>
{
public:
  /** Create a writer with the specified filename */
  virtual RCP<FieldWriterBase> createWriter(const string& name) const = 0 ;
}; 

}



#endif