/usr/include/trilinos/Phalanx_DimTag.hpp is in libtrilinos-phalanx-dev 12.12.1-5.
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//
// The Array Dims are a copy of shards array dims.
//
// ************************************************************************
//
// Shards : Shared Discretization Tools
// Copyright 2008 Sandia Corporation
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY SANDIA CORPORATION "AS IS" AND ANY
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// Denis Ridzal (dridzal@sandia.gov).
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// ************************************************************************
*/
#ifndef PHALANX_DIM_TAG_HPP
#define PHALANX_DIM_TAG_HPP
//----------------------------------------------------------------------
#include "Phalanx_KokkosDeviceTypes.hpp"
#include <vector>
#include <string>
//----------------------------------------------------------------------
namespace PHX {
//----------------------------------------------------------------------
/** \class DimTag
* \brief Abstract base class for array dimension tags supplied to
* the Array template class.
* \sa Array
*
* A derived array dimension tag class must provide the
* <b> name </b> method and <b> tag </b> singleton method
* as in the following example.
* <PRE>
* struct MyTag : public PHX::DimTag {
* const char * name() const ;
* static const MyTag & tag();
* };
* </PRE>
* An example implementation of these methods is as follows.
* <PRE>
* const char * MyTag::name() const
* { static const char my_name[] = "MyTag" ; return my_name ; }
*
* const MyTag & MyTag::tag()
* { static const MyTag my_tag ; return my_tag ; }
* </PRE>
*/
class DimTag {
public:
typedef PHX::index_size_type size_type;
/** \brief Name of the tag, typically the name of the derived class. */
virtual const char * name() const = 0 ;
/** \brief Given a dimension and index produce a string for output.
*
* Default to converting <b> index </b> to a string.
*/
virtual std::string to_string( size_type dimension ,
size_type index ) const ;
/** \brief Given a dimension and input strige produce an index.
*
* Default to converting <b> label </b> to an integer.
*/
virtual size_type to_index( size_type dimension ,
const std::string & label ) const ;
protected:
virtual ~DimTag();
DimTag() {}
private:
DimTag( const DimTag & );
DimTag & operator = ( const DimTag & );
};
/** \brief Macro for declaration of a simple ArrayDimTag
* \param ADT name of the tag.
*/
#define PHX_DIM_TAG_DECLARATION( ADT ) \
class ADT : public PHX::DimTag { \
public: \
const char * name() const ; \
static const ADT & tag(); \
private: \
~ADT(); \
ADT(); \
ADT( const ADT & ); \
ADT & operator = ( const ADT & ); \
};
/** \brief Macro for implementing the body of a simple ArrayDimTag
* \param ADT name of the tag.
*/
#define PHX_DIM_TAG_IMPLEMENTATION( ADT ) \
ADT::ADT() {} \
ADT::~ADT() {} \
const char * ADT::name() const { static const char n[] = # ADT; return n; } \
const ADT & ADT::tag() { static const ADT self ; return self ; }
} // end namespace PHX
#endif
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