/usr/include/dune/grid/alugrid/2d/bndprojection.hh is in libdune-grid-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 | #ifndef DUNE_ALU2D_BNDPROJECTION_HH
#define DUNE_ALU2D_BNDPROJECTION_HH
#include <dune/grid/alugrid/common/bndprojection.hh>
#include <dune/grid/alugrid/2d/alu2dinclude.hh>
namespace Dune
{
template< class Grid >
class ALU2dGridBoundaryProjection
: public ALU2DSPACE VtxProjection ALU2DDIMWORLD(Grid::dimensionworld,Grid::elementType)
{
typedef ALU2DSPACE VtxProjection ALU2DDIMWORLD(Grid::dimensionworld,Grid::elementType) Base;
public:
enum { ncoord = Base::ncoord };
typedef typename Base::hbndel_t hbndel_t;
typedef typename Base::helement_t helement_t;
typedef typename Grid::DuneBoundaryProjectionType DuneBoundaryProjectionType;
typedef typename DuneBoundaryProjectionType::CoordinateType CoordinateType;
explicit ALU2dGridBoundaryProjection ( const Grid &grid )
: grid_( grid )
{}
int operator() ( const hbndel_t *hbndel, const double local, double (&global)[ ncoord ] ) const
{
return callProjection( grid_.boundaryProjection( hbndel->segmentIndex() ), global );
}
int operator() ( const helement_t *helement, const double (&local)[ 2 ], double (&global)[ ncoord ] ) const
{
return callProjection( grid_.globalProjection(), global );
}
private:
static int callProjection ( const DuneBoundaryProjectionType *prj, double (&global)[ ncoord ] )
{
if( prj )
{
CoordinateType x, y;
for( int i = 0; i < ncoord; ++i )
x[ i ] = global[ i ];
y = (*prj)( x );
for( int i = 0; i < ncoord; ++i )
global[ i ] = y[ i ];
}
return 1;
}
const Grid &grid_;
};
} // end namespace Dune
#endif // #ifndef DUNE_ALU2D_BNDPROJECTION_HH
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