/usr/include/dune/grid/albertagrid/dofvector.hh is in libdune-grid-dev 2.4.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// vi: set et ts=4 sw=2 sts=2:
#ifndef DUNE_ALBERTA_DOFVECTOR_HH
#define DUNE_ALBERTA_DOFVECTOR_HH
#include <cstdlib>
#include <limits>
#include <dune/grid/albertagrid/misc.hh>
#include <dune/grid/albertagrid/elementinfo.hh>
#include <dune/grid/albertagrid/refinement.hh>
#if HAVE_ALBERTA
namespace Dune
{
namespace Alberta
{
// External Forward Declarations
// -----------------------------
template< int dim >
class MeshPointer;
// DofVectorProvider
// -----------------
template< class Dof >
struct DofVectorProvider;
template<>
struct DofVectorProvider< int >
{
typedef ALBERTA DOF_INT_VEC DofVector;
static DofVector *get ( const DofSpace *dofSpace, const std::string &name )
{
return ALBERTA get_dof_int_vec( name.c_str(), dofSpace );
}
static void free ( DofVector *dofVector )
{
ALBERTA free_dof_int_vec( dofVector );
}
static DofVector *read ( const std::string &filename, Mesh *mesh, DofSpace *dofSpace )
{
return ALBERTA read_dof_int_vec_xdr( filename.c_str(), mesh, dofSpace );
}
static bool write ( const DofVector *dofVector, const std::string &filename )
{
int success = ALBERTA write_dof_int_vec_xdr( dofVector, filename.c_str() );
return (success == 0);
}
};
template<>
struct DofVectorProvider< signed char >
{
typedef ALBERTA DOF_SCHAR_VEC DofVector;
static DofVector *get ( const DofSpace *dofSpace, const std::string &name )
{
return ALBERTA get_dof_schar_vec( name.c_str(), dofSpace );
}
static void free ( DofVector *dofVector )
{
ALBERTA free_dof_schar_vec( dofVector );
}
static DofVector *read ( const std::string &filename, Mesh *mesh, DofSpace *dofSpace )
{
return ALBERTA read_dof_schar_vec_xdr( filename.c_str(), mesh, dofSpace );
}
static bool write ( const DofVector *dofVector, const std::string &filename )
{
int success = ALBERTA write_dof_schar_vec_xdr( dofVector, filename.c_str() );
return (success == 0);
}
};
template<>
struct DofVectorProvider< unsigned char >
{
typedef ALBERTA DOF_UCHAR_VEC DofVector;
static DofVector *get ( const DofSpace *dofSpace, const std::string &name )
{
return ALBERTA get_dof_uchar_vec( name.c_str(), dofSpace );
}
static void free ( DofVector *dofVector )
{
ALBERTA free_dof_uchar_vec( dofVector );
}
static DofVector *read ( const std::string &filename, Mesh *mesh, DofSpace *dofSpace )
{
return ALBERTA read_dof_uchar_vec_xdr( filename.c_str(), mesh, dofSpace );
}
static bool write ( const DofVector *dofVector, const std::string &filename )
{
int success = ALBERTA write_dof_uchar_vec_xdr( dofVector, filename.c_str() );
return (success == 0);
}
};
template<>
struct DofVectorProvider< Real >
{
typedef ALBERTA DOF_REAL_VEC DofVector;
static DofVector *get ( const DofSpace *dofSpace, const std::string &name )
{
return ALBERTA get_dof_real_vec( name.c_str(), dofSpace );
}
static void free ( DofVector *dofVector )
{
ALBERTA free_dof_real_vec( dofVector );
}
static DofVector *read ( const std::string &filename, Mesh *mesh, DofSpace *dofSpace )
{
return ALBERTA read_dof_real_vec_xdr( filename.c_str(), mesh, dofSpace );
}
static bool write ( const DofVector *dofVector, const std::string &filename )
{
int success = ALBERTA write_dof_real_vec_xdr( dofVector, filename.c_str() );
return (success == 0);
}
};
template<>
struct DofVectorProvider< GlobalVector >
{
typedef ALBERTA DOF_REAL_D_VEC DofVector;
static DofVector *get ( const DofSpace *dofSpace, const std::string &name )
{
return ALBERTA get_dof_real_d_vec( name.c_str(), dofSpace );
}
static void free ( DofVector *dofVector )
{
ALBERTA free_dof_real_d_vec( dofVector );
}
static DofVector *read ( const std::string &filename, Mesh *mesh, DofSpace *dofSpace )
{
return ALBERTA read_dof_real_d_vec_xdr( filename.c_str(), mesh, dofSpace );
}
static bool write ( const DofVector *dofVector, const std::string &filename )
{
int success = ALBERTA write_dof_real_d_vec_xdr( dofVector, filename.c_str() );
return (success == 0);
}
};
// DofVectorPointer
// ----------------
template< class Dof >
class DofVectorPointer
{
typedef DofVectorPointer< Dof > This;
typedef Alberta::DofVectorProvider< Dof > DofVectorProvider;
public:
typedef typename DofVectorProvider::DofVector DofVector;
static const bool supportsAdaptationData = true;
private:
DofVector *dofVector_;
public:
DofVectorPointer ()
: dofVector_( NULL )
{}
explicit DofVectorPointer ( const DofSpace *dofSpace,
const std::string &name = "" )
: dofVector_ ( DofVectorProvider::get( dofSpace, name ) )
{}
explicit DofVectorPointer ( DofVector *dofVector )
: dofVector_( dofVector )
{}
operator bool () const
{
return (bool)dofVector_;
}
operator DofVector * () const
{
return dofVector_;
}
operator Dof * () const
{
Dof *ptr = NULL;
GET_DOF_VEC( ptr, dofVector_ );
return ptr;
}
const DofSpace *dofSpace () const
{
return dofVector_->fe_space;
}
std::string name () const
{
if( dofVector_ )
return dofVector_->name;
else
return std::string();
}
void create ( const DofSpace *dofSpace, const std::string &name = "" )
{
release();
dofVector_ = DofVectorProvider::get( dofSpace, name );
}
template< int dim >
void read ( const std::string &filename, const MeshPointer< dim > &meshPointer )
{
release();
dofVector_ = DofVectorProvider::read( filename, meshPointer, NULL );
}
bool write ( const std::string &filename ) const
{
return DofVectorProvider::write( dofVector_, filename );
}
void release ()
{
if( dofVector_ )
{
DofVectorProvider::free( dofVector_ );
dofVector_ = NULL;
}
}
template< class Functor >
void forEach ( Functor &functor ) const
{
Dof *array = (Dof *)(*this);
FOR_ALL_DOFS( dofSpace()->admin, functor( array[ dof ] ) );
}
void initialize ( const Dof &value )
{
Dof *array = (Dof *)(*this);
FOR_ALL_DOFS( dofSpace()->admin, array[ dof ] = value );
}
template< class AdaptationData >
AdaptationData *getAdaptationData () const
{
assert( dofVector_ );
assert( dofVector_->user_data );
return static_cast< AdaptationData * >( dofVector_->user_data );
}
template< class AdaptationData >
void setAdaptationData ( AdaptationData *adaptationData )
{
assert( dofVector_ );
dofVector_->user_data = adaptationData;
}
template< class Interpolation >
void setupInterpolation ()
{
assert( dofVector_ );
dofVector_->refine_interpol = &refineInterpolate< Interpolation >;
}
template< class Restriction >
void setupRestriction ()
{
assert( dofVector_ );
dofVector_->coarse_restrict = &coarsenRestrict< Restriction >;
}
private:
template< class Interpolation >
static void refineInterpolate ( DofVector *dofVector, RC_LIST_EL *list, int n )
{
const This dofVectorPointer( dofVector );
typename Interpolation::Patch patch( list, n );
Interpolation::interpolateVector( dofVectorPointer, patch );
}
template< class Restriction >
static void coarsenRestrict ( DofVector *dofVector, RC_LIST_EL *list, int n )
{
const This dofVectorPointer( dofVector );
typename Restriction::Patch patch( list, n );
Restriction::restrictVector( dofVectorPointer, patch );
}
};
// Auxilliary Functions
// --------------------
inline void abs ( const DofVectorPointer< int > &dofVector )
{
assert( !dofVector == false );
int *array = (int *)dofVector;
FOR_ALL_DOFS( dofVector.dofSpace()->admin,
array[ dof ] = std::abs( array[ dof ] ) );
}
inline int max ( const DofVectorPointer< int > &dofVector )
{
assert( !dofVector == false );
int *array = (int *)dofVector;
int result = std::numeric_limits< int >::min();
FOR_ALL_DOFS( dofVector.dofSpace()->admin,
result = std::max( result, array[ dof ] ) );
return result;
}
inline int min ( const DofVectorPointer< int > &dofVector )
{
assert( !dofVector == false );
int *array = (int *)dofVector;
int result = std::numeric_limits< int >::max();
FOR_ALL_DOFS( dofVector.dofSpace()->admin,
result = std::min( result, array[ dof ] ) );
return result;
}
} // namespace Alberta
} // namespace Dune
#endif // #if HAVE_ALBERTA
#endif // #ifndef DUNE_ALBERTA_DOFVECTOR_HH
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