/usr/include/dune/localfunctions/utility/dglocalcoefficients.hh is in libdune-localfunctions-dev 2.2.1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | #ifndef DUNE_DGLOCALCOEFFICIENTS_HH
#define DUNE_DGLOCALCOEFFICIENTS_HH
#include <cassert>
#include <vector>
#include <dune/geometry/topologyfactory.hh>
#include <dune/localfunctions/common/localkey.hh>
namespace Dune
{
// DGLocalCoefficients
// -------------------
/**
* @brief A class providing local coefficients for dg spaces
**/
class DGLocalCoefficients
{
typedef DGLocalCoefficients This;
public:
//! construct local keys for n basis functions
DGLocalCoefficients ( const unsigned int n )
: localKey_( n )
{
for( unsigned i = 0; i < n; ++i )
localKey_[ i ] = LocalKey( 0, 0, i );
}
const LocalKey &localKey ( const unsigned int i ) const
{
assert( i < size() );
return localKey_[ i ];
}
unsigned int size () const
{
return localKey_.size();
}
private:
std::vector< LocalKey > localKey_;
};
// DGLocalCoefficientsFactory
// --------------------------
/**
* @brief A factory class for the dg local coefficients.
**/
template< class BasisCreator >
struct DGLocalCoefficientsFactory;
template< class BasisFactory >
struct DGLocalCoefficientsFactoryTraits
{
static const unsigned int dimension = BasisFactory::dimension;
typedef typename BasisFactory::Key Key;
typedef DGLocalCoefficients LocalCoefficients;
typedef const DGLocalCoefficients Object;
typedef DGLocalCoefficientsFactory<BasisFactory> Factory;
};
template< class BasisFactory >
struct DGLocalCoefficientsFactory :
public TopologyFactory< DGLocalCoefficientsFactoryTraits<BasisFactory> >
{
typedef DGLocalCoefficientsFactoryTraits<BasisFactory> Traits;
static const unsigned int dimension = Traits::dimension;
typedef typename Traits::Key Key;
typedef typename Traits::Object Object;
template< class Topology >
static Object *createObject ( const Key &key )
{
const typename BasisFactory::Object *basis
= BasisFactory::template create< Topology >( key );
Object *coefficients = new Object( basis->size() );
BasisFactory::release( basis );
return coefficients;
}
};
}
#endif // #ifndef DUNE_DGLOCALCOEFFICIENTS_HH
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