/usr/include/dune/grid/alugrid/common/interfaces.hh is in libdune-grid-dev 2.2.1-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | #ifndef DUNE_ALUGRID_INTERFACES_HH
#define DUNE_ALUGRID_INTERFACES_HH
#include <dune/common/typetraits.hh>
/** @file
@author Robert Kloefkorn
@brief Provides a Interfaces for detection of specific behavior
*/
namespace Dune {
//! Tagging interface to indicate that Grid provides typedef ObjectStreamType
struct HasObjectStream {};
//! Helper template (implicit specialisation if GridImp exports an object
//! stream
template <bool hasStream, class GridImp, class DefaultImp>
struct GridObjectStreamOrDefaultHelper {
typedef typename GridImp::InStreamType InStreamType;
typedef typename GridImp::OutStreamType OutStreamType;
};
//! Helper template (explicit specialisation if GridImp doesn't export an
//! object stream -> DefaultImplementation is exported)
template <class GridImp, class DefaultImp>
struct GridObjectStreamOrDefaultHelper<false, GridImp, DefaultImp> {
typedef DefaultImp InStreamType;
typedef DefaultImp OutStreamType;
};
//! Template to choose right Object stream type for a given class
template <class GridImp, class DefaultImp>
struct GridObjectStreamOrDefault
{
typedef GridObjectStreamOrDefaultHelper<
Conversion<GridImp, HasObjectStream>::exists,
GridImp,
DefaultImp> GridObjectStreamTraits;
typedef typename GridObjectStreamTraits :: InStreamType InStreamType; // read stream
typedef typename GridObjectStreamTraits :: OutStreamType OutStreamType; // write stream
};
//! Tagging interface to indicate that class is of Type DofManager
struct IsDofManager {};
//! Tagging interface to indicate that Grid has HierarchicIndexSet
struct HasHierarchicIndexSet {};
} // end namespace Dune
#endif
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