scopira::basekit::directio_slice< T, DIM > Class Template Reference

#include <directio.h>

Inheritance diagram for scopira::basekit::directio_slice< T, DIM >:

Public Member Functions
	directio_slice (void)
	ctor
bool	open_file (const std::string &filename, bool readonly)
scopira::basekit::nindex< DIM >	dimen (void) const
scopira::basekit::nindex< DIM-1 >	slice_dimen (void) const
bool	load_slice (size_t r, scopira::basekit::narray< T, DIM-1 > &out)
bool	save_slice (size_t r, scopira::basekit::narray< T, DIM-1 > &out)
Public Member Functions inherited from scopira::basekit::base_directio_slice
bool	failed (void) const
size_t	size_rows (void) const

Additional Inherited Members
Protected Member Functions inherited from scopira::basekit::base_directio_slice
	base_directio_slice (void)
	default ctor
bool	open_file (const std::string &filename, bool readonly, size_t dimlen, size_t elemsize, const char *elemname)
void	verify_dimen (const char *elemname, size_t subprod)
size_t	seek_slice (size_t r, size_t elemsize)
Protected Attributes inherited from scopira::basekit::base_directio_slice
scopira::tool::fileflow	dm_file
scopira::tool::fileflow::offset_t	dm_baseoffset
scopira::tool::basic_array< size_t >	dm_dimen
const char *	dm_elemname
size_t	dm_dimenprod

Detailed Description

template<class T, int DIM>
class scopira::basekit::directio_slice< T, DIM >

A incremental slice loader (loads only slices at a time from a DIO file.

Author

Aleksander Demko

Member Function Documentation

dimen()

template<class T , int DIM>

scopira::basekit::nindex<DIM> scopira::basekit::directio_slice< T, DIM >::dimen ( void  ) const

inline

Returns the dimen of the whole thing, as an index.

Author

Aleksander Demko

load_slice()

template<class T , int DIM>

bool scopira::basekit::directio_slice< T, DIM >::load_slice ( size_t  r, scopira::basekit::narray< T, DIM-1 > &  out  )

inline

Load a slice from the file (0.. size_rows()-1)

Author

Aleksander Demko

References scopira::basekit::narray< T, DIM >::c_array(), and scopira::basekit::narray< T, DIM >::dimen().

open_file()

template<class T , int DIM>

bool scopira::basekit::directio_slice< T, DIM >::open_file ( const std::string &  filename, bool  readonly  )

inline

Open the given DIO file. Returns true on success

Author

Aleksander Demko

References scopira::basekit::base_directio_slice::open_file().

save_slice()

template<class T , int DIM>

bool scopira::basekit::directio_slice< T, DIM >::save_slice ( size_t  r, scopira::basekit::narray< T, DIM-1 > &  out  )

inline

Save a slice from the file (0.. size_rows()-1)

Author

Aleksander Demko

References scopira::basekit::narray< T, DIM >::c_array(), and scopira::basekit::narray< T, DIM >::dimen().

slice_dimen()

template<class T , int DIM>

scopira::basekit::nindex<DIM-1> scopira::basekit::directio_slice< T, DIM >::slice_dimen ( void  ) const

inline

Returns the dimen as an index.

Author

Aleksander Demko

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The documentation for this class was generated from the following file:

• directio.h