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dyscostman::ThreadedDyscoColumn< DataType > Class Template Referenceabstract

A column for storing compressed values in a threaded way, tailored for the data and weight columns that use a threaded approach for encoding. More...

#include <threadeddyscocolumn.h>

Classes

struct  CacheItem
 
struct  EncodingThreadFunctor
 
struct  Header
 
class  ThreadDataBase
 

Public Types

typedef DataType data_t
 

Public Member Functions

 ThreadedDyscoColumn (DyscoStMan *parent, int dtype)
 Create a new column. More...
 
 ThreadedDyscoColumn (const ThreadedDyscoColumn &source)=delete
 
void operator= (const ThreadedDyscoColumn &source)=delete
 
virtual ~ThreadedDyscoColumn ()
 Destructor. More...
 
virtual void setShapeColumn (const casacore::IPosition &shape) override
 Set the dimensions of values in this column. More...
 
virtual casacore::IPosition shape (casacore::rownr_t) override
 Get the dimensions of the values in a particular row. More...
 
virtual void getArrayV (casacore::rownr_t rowNr, casacore::ArrayBase &dataPtr) override
 Read the values for a particular row. More...
 
virtual void putArrayV (casacore::rownr_t rowNr, const casacore::ArrayBase &dataPtr) override
 Write values into a particular row. More...
 
virtual void Prepare (DyscoDistribution distribution, Normalization normalization, double studentsTNu, double distributionTruncation) override
 
virtual void InitializeAfterNRowsPerBlockIsKnown () override
 Prepare this column for reading/writing. More...
 
void SetBitsPerSymbol (unsigned bitsPerSymbol)
 Set the bits per symbol. More...
 
virtual size_t CalculateBlockSize (size_t nRowsInBlock, size_t nAntennae) const final override
 
virtual size_t ExtraHeaderSize () const override
 Get number of bytes needed for column header of this column. More...
 
virtual void SerializeExtraHeader (std::ostream &stream) const final override
 
virtual void UnserializeExtraHeader (std::istream &stream) final override
 
void getArrayV (casacore::rownr_t rowNr, casacore::ArrayBase &dataPtr)
 
void putArrayV (casacore::rownr_t rowNr, const casacore::ArrayBase &dataPtr)
 
void getArrayV (casacore::rownr_t rowNr, casacore::ArrayBase &dataPtr)
 
void putArrayV (casacore::rownr_t rowNr, const casacore::ArrayBase &dataPtr)
 
- Public Member Functions inherited from dyscostman::DyscoStManColumn
 DyscoStManColumn (DyscoStMan *parent, int dtype)
 Constructor, to be overloaded by subclass. More...
 
virtual ~DyscoStManColumn ()
 Destructor. More...
 
virtual casacore::Bool isWritable () const override
 Whether this column is writable. More...
 
size_t OffsetInBlock () const
 
void SetOffsetInBlock (size_t offsetInBlock)
 
- Public Member Functions inherited from casacore::StManColumnBase
 StManColumnBase (int dataType)
 Default constructor. More...
 
 ~StManColumnBase ()
 
virtual int dataType () const
 Return the data type of the column. More...
 
DataType dtype () const
 
Int elemSize () const
 Return the size of an element of the column's data type. More...
 
- Public Member Functions inherited from casacore::DataManagerColumn
 DataManagerColumn ()
 Create a column. More...
 
virtual ~DataManagerColumn ()
 Frees up the storage. More...
 
void setIsFixedShape (Bool isFixedShape)
 Set the isFixedShape flag. More...
 
Bool isFixedShape () const
 Is this a fixed shape column? More...
 
virtual String dataTypeId () const
 Get the data type id of the column for dataType==TpOther. More...
 
virtual void setMaxLength (uInt maxLength)
 Set the maximum length of the value (can be used for strings). More...
 
void setFixedShapeColumn (const IPosition &shape)
 Set the shape of all (fixed-shaped) arrays in the column. More...
 
virtual void setShape (rownr_t rownr, const IPosition &shape)
 Set the shape of an (variable-shaped) array in the given row. More...
 
virtual void setShapeTiled (rownr_t rownr, const IPosition &shape, const IPosition &tileShape)
 Set the shape and tile shape of an (variable-shaped) array in the given row. More...
 
virtual Bool isShapeDefined (rownr_t rownr)
 Is the value shape defined in the given row? By default it returns True. More...
 
virtual uInt ndim (rownr_t rownr)
 Get the dimensionality of the item in the given row. More...
 
virtual IPosition shape (rownr_t rownr)
 Get the shape of the item in the given row. More...
 
virtual IPosition tileShape (rownr_t rownr)
 Get the tile shape of the item in the given row. More...
 
virtual Bool canChangeShape () const
 Can the data manager handle chaging the shape of an existing array? Default is no. More...
 
ColumnCachecolumnCache ()
 Get access to the ColumnCache object. More...
 
const ColumnCachecolumnCachePtr () const
 
void get (rownr_t rownr, Bool *dataPtr)
 Get the scalar value in the given row. More...
 
void get (rownr_t rownr, uChar *dataPtr)
 
void get (rownr_t rownr, Short *dataPtr)
 
void get (rownr_t rownr, uShort *dataPtr)
 
void get (rownr_t rownr, Int *dataPtr)
 
void get (rownr_t rownr, uInt *dataPtr)
 
void get (rownr_t rownr, Int64 *dataPtr)
 
void get (rownr_t rownr, float *dataPtr)
 
void get (rownr_t rownr, double *dataPtr)
 
void get (rownr_t rownr, Complex *dataPtr)
 
void get (rownr_t rownr, DComplex *dataPtr)
 
void get (rownr_t rownr, String *dataPtr)
 
void get (rownr_t rownr, void *dataPtr)
 This function is the get for all non-standard data types. More...
 
void put (rownr_t rownr, const Bool *dataPtr)
 Put the scalar value into the given row. More...
 
void put (rownr_t rownr, const uChar *dataPtr)
 
void put (rownr_t rownr, const Short *dataPtr)
 
void put (rownr_t rownr, const uShort *dataPtr)
 
void put (rownr_t rownr, const Int *dataPtr)
 
void put (rownr_t rownr, const uInt *dataPtr)
 
void put (rownr_t rownr, const Int64 *dataPtr)
 
void put (rownr_t rownr, const float *dataPtr)
 
void put (rownr_t rownr, const double *dataPtr)
 
void put (rownr_t rownr, const Complex *dataPtr)
 
void put (rownr_t rownr, const DComplex *dataPtr)
 
void put (rownr_t rownr, const String *dataPtr)
 
void put (rownr_t rownr, const void *dataPtr)
 This function is the put for all non-standard data types. More...
 
virtual void getScalarColumnV (ArrayBase &dataPtr)
 Get all scalar values in the column. More...
 
virtual void putScalarColumnV (const ArrayBase &dataPtr)
 Put all scalar values in the column. More...
 
virtual void getScalarColumnCellsV (const RefRows &rownrs, ArrayBase &dataPtr)
 Get some scalar values in the column. More...
 
virtual void putScalarColumnCellsV (const RefRows &rownrs, const ArrayBase &dataPtr)
 Put some scalar values in the column. More...
 
virtual void getArrayV (rownr_t rownr, ArrayBase &dataPtr)
 Get the array value in the given row. More...
 
virtual void putArrayV (rownr_t rownr, const ArrayBase &data)
 Put the array value into the given row. More...
 
virtual void getArrayColumnV (ArrayBase &data)
 Get all array values in the column. More...
 
virtual void putArrayColumnV (const ArrayBase &data)
 Put all array values in the column. More...
 
virtual void getArrayColumnCellsV (const RefRows &rownrs, ArrayBase &data)
 Get some array values in the column. More...
 
virtual void putArrayColumnCellsV (const RefRows &rownrs, const ArrayBase &data)
 Put some array values in the column. More...
 
virtual void getSliceV (rownr_t rownr, const Slicer &slicer, ArrayBase &data)
 Get a section of the array in the given row. More...
 
virtual void putSliceV (rownr_t rownr, const Slicer &slicer, const ArrayBase &data)
 Put into a section of the array in the given row. More...
 
virtual void getColumnSliceV (const Slicer &slicer, ArrayBase &data)
 Get a section of all arrays in the column. More...
 
virtual void putColumnSliceV (const Slicer &slicer, const ArrayBase &data)
 Put into a section of all arrays in the column. More...
 
virtual void getColumnSliceCellsV (const RefRows &rownrs, const Slicer &slicer, ArrayBase &data)
 Get a section of some arrays in the column. More...
 
virtual void putColumnSliceCellsV (const RefRows &rownrs, const Slicer &slicer, const ArrayBase &data)
 Put into a section of some arrays in the column. More...
 
void throwGet () const
 Throw an "invalid operation" exception for the default implementation of get. More...
 
void throwPut () const
 Throw an "invalid operation" exception for the default implementation of put. More...
 
void setColumnName (const String &colName)
 Set the column name. More...
 
const StringcolumnName () const
 Get rhe column name. More...
 

Protected Types

typedef TimeBlockBuffer< data_t >::symbol_t symbol_t
 

Protected Member Functions

virtual void initializeDecode (TimeBlockBuffer< data_t > *buffer, const float *metaBuffer, size_t nRow, size_t nAntennae)=0
 
virtual void decode (TimeBlockBuffer< data_t > *buffer, const symbol_t *data, size_t blockRow, size_t a1, size_t a2)=0
 
virtual std::unique_ptr< ThreadDataBaseinitializeEncodeThread ()=0
 
virtual void encode (ThreadDataBase *threadData, TimeBlockBuffer< data_t > *buffer, float *metaBuffer, symbol_t *symbolBuffer, size_t nAntennae)=0
 
virtual size_t metaDataFloatCount (size_t nRow, size_t nPolarizations, size_t nChannels, size_t nAntennae) const =0
 
virtual size_t symbolCount (size_t nRowsInBlock, size_t nPolarizations, size_t nChannels) const =0
 
virtual void shutdown () override final
 To be called before destructing the class. More...
 
virtual size_t defaultThreadCount () const
 
size_t getBitsPerSymbol () const
 
const casacore::IPositionshape () const
 
- Protected Member Functions inherited from dyscostman::DyscoStManColumn
DyscoStManstorageManager () const
 Get the storage manager for this column. More...
 
void readCompressedData (size_t blockIndex, unsigned char *dest, size_t size)
 Read a row of compressed data from the stman file. More...
 
void writeCompressedData (size_t blockIndex, const unsigned char *data, size_t size)
 Write a row of compressed data to the stman file. More...
 
uint64_t nBlocksInFile () const
 Get the actual number of blocks in the file. More...
 
size_t getBlockIndex (uint64_t row) const
 
size_t getRowWithinBlock (uint64_t row) const
 
size_t nRowsInBlock () const
 
size_t nAntennae () const
 
uint64_t getRowIndex (size_t block) const
 
bool areOffsetsInitialized () const
 
void initializeRowsPerBlock (size_t rowsPerBlock, size_t antennaCount)
 
- Protected Member Functions inherited from casacore::DataManagerColumn
virtual void getBool (rownr_t rownr, Bool *dataPtr)
 Get the scalar value in the given row. More...
 
virtual void getuChar (rownr_t rownr, uChar *dataPtr)
 
virtual void getShort (rownr_t rownr, Short *dataPtr)
 
virtual void getuShort (rownr_t rownr, uShort *dataPtr)
 
virtual void getInt (rownr_t rownr, Int *dataPtr)
 
virtual void getuInt (rownr_t rownr, uInt *dataPtr)
 
virtual void getInt64 (rownr_t rownr, Int64 *dataPtr)
 
virtual void getfloat (rownr_t rownr, float *dataPtr)
 
virtual void getdouble (rownr_t rownr, double *dataPtr)
 
virtual void getComplex (rownr_t rownr, Complex *dataPtr)
 
virtual void getDComplex (rownr_t rownr, DComplex *dataPtr)
 
virtual void getString (rownr_t rownr, String *dataPtr)
 
virtual void getOther (rownr_t rownr, void *dataPtr)
 This function is the get for all non-standard data types. More...
 
virtual void putBool (rownr_t rownr, const Bool *dataPtr)
 Put the scalar value into the given row. More...
 
virtual void putuChar (rownr_t rownr, const uChar *dataPtr)
 
virtual void putShort (rownr_t rownr, const Short *dataPtr)
 
virtual void putuShort (rownr_t rownr, const uShort *dataPtr)
 
virtual void putInt (rownr_t rownr, const Int *dataPtr)
 
virtual void putuInt (rownr_t rownr, const uInt *dataPtr)
 
virtual void putInt64 (rownr_t rownr, const Int64 *dataPtr)
 
virtual void putfloat (rownr_t rownr, const float *dataPtr)
 
virtual void putdouble (rownr_t rownr, const double *dataPtr)
 
virtual void putComplex (rownr_t rownr, const Complex *dataPtr)
 
virtual void putDComplex (rownr_t rownr, const DComplex *dataPtr)
 
virtual void putString (rownr_t rownr, const String *dataPtr)
 
virtual void putOther (rownr_t rownr, const void *dataPtr)
 This function is the put for all non-standard data types. More...
 
void getScalarColumnBase (ArrayBase &dataPtr)
 The default implementations of get and put functions. More...
 
void putScalarColumnBase (const ArrayBase &dataPtr)
 
void getScalarColumnCellsBase (const RefRows &rownrs, ArrayBase &dataPtr)
 
void putScalarColumnCellsBase (const RefRows &rownrs, const ArrayBase &dataPtr)
 
void getArrayColumnBase (ArrayBase &data)
 
void putArrayColumnBase (const ArrayBase &data)
 
void getArrayColumnCellsBase (const RefRows &rownrs, ArrayBase &data)
 
void putArrayColumnCellsBase (const RefRows &rownrs, const ArrayBase &data)
 
void getSliceBase (rownr_t rownr, const Slicer &slicer, ArrayBase &data)
 
void putSliceBase (rownr_t rownr, const Slicer &slicer, const ArrayBase &data)
 
void getColumnSliceBase (const Slicer &slicer, ArrayBase &data)
 
void putColumnSliceBase (const Slicer &slicer, const ArrayBase &data)
 
void getColumnSliceCellsBase (const RefRows &rownrs, const Slicer &slicer, ArrayBase &data)
 
void putColumnSliceCellsBase (const RefRows &rownrs, const Slicer &slicer, const ArrayBase &data)
 

Private Types

typedef std::map< size_t, CacheItem * > cache_t
 

Private Member Functions

void getValues (casacore::rownr_t rowNr, casacore::Array< data_t > *dataPtr)
 
void putValues (casacore::rownr_t rowNr, const casacore::Array< data_t > *dataPtr)
 
void stopThreads ()
 
void encodeAndWrite (size_t blockIndex, const CacheItem &item, unsigned char *packedSymbolBuffer, unsigned int *unpackedSymbolBuffer, ThreadDataBase *threadUserData)
 
bool isWriteItemAvailable (typename cache_t::iterator &i)
 
void loadBlock (size_t blockIndex)
 
void storeBlock ()
 
size_t maxCacheSize () const
 

Private Attributes

unsigned _bitsPerSymbol
 
casacore::IPosition _shape
 
std::unique_ptr< casacore::ScalarColumn< int > > _ant1Col
 
std::unique_ptr< casacore::ScalarColumn< int > > _ant2Col
 
std::unique_ptr< casacore::ScalarColumn< int > > _fieldCol
 
std::unique_ptr< casacore::ScalarColumn< int > > _dataDescIdCol
 
std::unique_ptr< casacore::ScalarColumn< double > > _timeCol
 
double _lastWrittenTime
 
int _lastWrittenField
 
int _lastWrittenDataDescId
 
ao::uvector< unsigned char > _packedBlockReadBuffer
 
ao::uvector< unsigned int > _unpackedSymbolReadBuffer
 
cache_t _cache
 
bool _stopThreads
 
std::mutex _mutex
 
threadgroup _threadGroup
 
std::condition_variable _cacheChangedCondition
 
size_t _currentBlock
 
bool _isCurrentBlockChanged
 
size_t _blockSize
 
size_t _antennaCount
 
std::unique_ptr< TimeBlockBuffer< data_t > > _timeBlockBuffer
 

Additional Inherited Members

- Static Public Member Functions inherited from casacore::StManColumnBase
static Bool isNativeDataType (int dtype)
 Test if the given data type is supported by storage managers. More...
 

Detailed Description

template<typename DataType>
class dyscostman::ThreadedDyscoColumn< DataType >

A column for storing compressed values in a threaded way, tailored for the data and weight columns that use a threaded approach for encoding.

Author
André Offringa

Definition at line 32 of file threadeddyscocolumn.h.

Member Typedef Documentation

◆ cache_t

template<typename DataType >
typedef std::map<size_t, CacheItem *> dyscostman::ThreadedDyscoColumn< DataType >::cache_t
private

Definition at line 174 of file threadeddyscocolumn.h.

◆ data_t

template<typename DataType >
typedef DataType dyscostman::ThreadedDyscoColumn< DataType >::data_t

Definition at line 34 of file threadeddyscocolumn.h.

◆ symbol_t

template<typename DataType >
typedef TimeBlockBuffer<data_t>::symbol_t dyscostman::ThreadedDyscoColumn< DataType >::symbol_t
protected

Definition at line 114 of file threadeddyscocolumn.h.

Constructor & Destructor Documentation

◆ ThreadedDyscoColumn() [1/2]

template<typename DataType >
dyscostman::ThreadedDyscoColumn< DataType >::ThreadedDyscoColumn ( DyscoStMan parent,
int  dtype 
)

Create a new column.

Internally called by DyscoStMan when creating a new column.

◆ ThreadedDyscoColumn() [2/2]

template<typename DataType >
dyscostman::ThreadedDyscoColumn< DataType >::ThreadedDyscoColumn ( const ThreadedDyscoColumn< DataType > &  source)
delete

◆ ~ThreadedDyscoColumn()

template<typename DataType >
virtual dyscostman::ThreadedDyscoColumn< DataType >::~ThreadedDyscoColumn ( )
virtual

Destructor.

Member Function Documentation

◆ CalculateBlockSize()

template<typename DataType >
virtual size_t dyscostman::ThreadedDyscoColumn< DataType >::CalculateBlockSize ( size_t  nRowsInBlock,
size_t  nAntennae 
) const
finaloverridevirtual

◆ decode()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::decode ( TimeBlockBuffer< data_t > *  buffer,
const symbol_t data,
size_t  blockRow,
size_t  a1,
size_t  a2 
)
protectedpure virtual

◆ defaultThreadCount()

template<typename DataType >
virtual size_t dyscostman::ThreadedDyscoColumn< DataType >::defaultThreadCount ( ) const
protectedvirtual

◆ encode()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::encode ( ThreadDataBase threadData,
TimeBlockBuffer< data_t > *  buffer,
float *  metaBuffer,
symbol_t symbolBuffer,
size_t  nAntennae 
)
protectedpure virtual

◆ encodeAndWrite()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::encodeAndWrite ( size_t  blockIndex,
const CacheItem item,
unsigned char *  packedSymbolBuffer,
unsigned int *  unpackedSymbolBuffer,
ThreadDataBase threadUserData 
)
private

◆ ExtraHeaderSize()

template<typename DataType >
virtual size_t dyscostman::ThreadedDyscoColumn< DataType >::ExtraHeaderSize ( ) const
inlineoverridevirtual

Get number of bytes needed for column header of this column.

This is excluding the generic column header.

Returns
Size of column header

Reimplemented from dyscostman::DyscoStManColumn.

Definition at line 102 of file threadeddyscocolumn.h.

References dyscostman::ThreadedDyscoColumn< DataType >::Header::Size().

◆ getArrayV() [1/3]

void dyscostman::ThreadedDyscoColumn< std::complex< float > >::getArrayV ( casacore::rownr_t  rowNr,
casacore::ArrayBase dataPtr 
)
inline

Definition at line 214 of file threadeddyscocolumn.h.

◆ getArrayV() [2/3]

void dyscostman::ThreadedDyscoColumn< float >::getArrayV ( casacore::rownr_t  rowNr,
casacore::ArrayBase dataPtr 
)
inline

Definition at line 224 of file threadeddyscocolumn.h.

◆ getArrayV() [3/3]

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::getArrayV ( casacore::rownr_t  rowNr,
casacore::ArrayBase dataPtr 
)
inlineoverridevirtual

Read the values for a particular row.

This will read the required data and decode it.

Parameters
rowNrThe row number to get the values for.
dataPtrThe array of values, which should be a contiguous array.

Definition at line 63 of file threadeddyscocolumn.h.

References casacore::DataManagerColumn::getArrayV().

◆ getBitsPerSymbol()

template<typename DataType >
size_t dyscostman::ThreadedDyscoColumn< DataType >::getBitsPerSymbol ( ) const
inlineprotected

◆ getValues()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::getValues ( casacore::rownr_t  rowNr,
casacore::Array< data_t > *  dataPtr 
)
private

◆ InitializeAfterNRowsPerBlockIsKnown()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::InitializeAfterNRowsPerBlockIsKnown ( )
overridevirtual

Prepare this column for reading/writing.

Used internally by the stman.

Implements dyscostman::DyscoStManColumn.

◆ initializeDecode()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::initializeDecode ( TimeBlockBuffer< data_t > *  buffer,
const float *  metaBuffer,
size_t  nRow,
size_t  nAntennae 
)
protectedpure virtual

◆ initializeEncodeThread()

template<typename DataType >
virtual std::unique_ptr<ThreadDataBase> dyscostman::ThreadedDyscoColumn< DataType >::initializeEncodeThread ( )
protectedpure virtual

◆ isWriteItemAvailable()

template<typename DataType >
bool dyscostman::ThreadedDyscoColumn< DataType >::isWriteItemAvailable ( typename cache_t::iterator &  i)
private

◆ loadBlock()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::loadBlock ( size_t  blockIndex)
private

◆ maxCacheSize()

template<typename DataType >
size_t dyscostman::ThreadedDyscoColumn< DataType >::maxCacheSize ( ) const
inlineprivate

◆ metaDataFloatCount()

template<typename DataType >
virtual size_t dyscostman::ThreadedDyscoColumn< DataType >::metaDataFloatCount ( size_t  nRow,
size_t  nPolarizations,
size_t  nChannels,
size_t  nAntennae 
) const
protectedpure virtual

◆ operator=()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::operator= ( const ThreadedDyscoColumn< DataType > &  source)
delete

◆ Prepare()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::Prepare ( DyscoDistribution  distribution,
Normalization  normalization,
double  studentsTNu,
double  distributionTruncation 
)
overridevirtual

◆ putArrayV() [1/3]

void dyscostman::ThreadedDyscoColumn< std::complex< float > >::putArrayV ( casacore::rownr_t  rowNr,
const casacore::ArrayBase dataPtr 
)
inline

Definition at line 219 of file threadeddyscocolumn.h.

◆ putArrayV() [2/3]

void dyscostman::ThreadedDyscoColumn< float >::putArrayV ( casacore::rownr_t  rowNr,
const casacore::ArrayBase dataPtr 
)
inline

Definition at line 229 of file threadeddyscocolumn.h.

◆ putArrayV() [3/3]

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::putArrayV ( casacore::rownr_t  rowNr,
const casacore::ArrayBase dataPtr 
)
inlineoverridevirtual

Write values into a particular row.

This will add the values into the cache and returns immediately afterwards. A pool of threads will encode the items in the cache and write them to disk.

Parameters
rowNrThe row number to write the values to.
dataPtrThe data pointer, which should be a contiguous array.

Definition at line 76 of file threadeddyscocolumn.h.

References casacore::DataManagerColumn::putArrayV().

◆ putValues()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::putValues ( casacore::rownr_t  rowNr,
const casacore::Array< data_t > *  dataPtr 
)
private

◆ SerializeExtraHeader()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::SerializeExtraHeader ( std::ostream &  stream) const
finaloverridevirtual

◆ SetBitsPerSymbol()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::SetBitsPerSymbol ( unsigned  bitsPerSymbol)
inline

Set the bits per symbol.

Should only be called by DyscoStMan.

Parameters
bitsPerSymbolNew number of bits per symbol.

Definition at line 95 of file threadeddyscocolumn.h.

References dyscostman::ThreadedDyscoColumn< DataType >::_bitsPerSymbol.

◆ setShapeColumn()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::setShapeColumn ( const casacore::IPosition shape)
overridevirtual

Set the dimensions of values in this column.

Reimplemented from casacore::DataManagerColumn.

◆ shape() [1/2]

template<typename DataType >
const casacore::IPosition& dyscostman::ThreadedDyscoColumn< DataType >::shape ( ) const
inlineprotected

◆ shape() [2/2]

template<typename DataType >
virtual casacore::IPosition dyscostman::ThreadedDyscoColumn< DataType >::shape ( casacore::rownr_t  )
inlineoverridevirtual

Get the dimensions of the values in a particular row.

The rownr parameter is not used as the shape is the same for all rows.

Definition at line 53 of file threadeddyscocolumn.h.

References dyscostman::ThreadedDyscoColumn< DataType >::_shape.

◆ shutdown()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::shutdown ( )
finaloverrideprotectedvirtual

To be called before destructing the class.

Implements dyscostman::DyscoStManColumn.

◆ stopThreads()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::stopThreads ( )
private

◆ storeBlock()

template<typename DataType >
void dyscostman::ThreadedDyscoColumn< DataType >::storeBlock ( )
private

◆ symbolCount()

template<typename DataType >
virtual size_t dyscostman::ThreadedDyscoColumn< DataType >::symbolCount ( size_t  nRowsInBlock,
size_t  nPolarizations,
size_t  nChannels 
) const
protectedpure virtual

◆ UnserializeExtraHeader()

template<typename DataType >
virtual void dyscostman::ThreadedDyscoColumn< DataType >::UnserializeExtraHeader ( std::istream &  stream)
finaloverridevirtual

Member Data Documentation

◆ _ant1Col

template<typename DataType >
std::unique_ptr<casacore::ScalarColumn<int> > dyscostman::ThreadedDyscoColumn< DataType >::_ant1Col
private

Definition at line 193 of file threadeddyscocolumn.h.

◆ _ant2Col

template<typename DataType >
std::unique_ptr<casacore::ScalarColumn<int> > dyscostman::ThreadedDyscoColumn< DataType >::_ant2Col
private

Definition at line 193 of file threadeddyscocolumn.h.

◆ _antennaCount

template<typename DataType >
size_t dyscostman::ThreadedDyscoColumn< DataType >::_antennaCount
private

Definition at line 208 of file threadeddyscocolumn.h.

◆ _bitsPerSymbol

template<typename DataType >
unsigned dyscostman::ThreadedDyscoColumn< DataType >::_bitsPerSymbol
private

◆ _blockSize

template<typename DataType >
size_t dyscostman::ThreadedDyscoColumn< DataType >::_blockSize
private

Definition at line 207 of file threadeddyscocolumn.h.

◆ _cache

template<typename DataType >
cache_t dyscostman::ThreadedDyscoColumn< DataType >::_cache
private

Definition at line 200 of file threadeddyscocolumn.h.

◆ _cacheChangedCondition

template<typename DataType >
std::condition_variable dyscostman::ThreadedDyscoColumn< DataType >::_cacheChangedCondition
private

Definition at line 204 of file threadeddyscocolumn.h.

◆ _currentBlock

template<typename DataType >
size_t dyscostman::ThreadedDyscoColumn< DataType >::_currentBlock
private

Definition at line 205 of file threadeddyscocolumn.h.

◆ _dataDescIdCol

template<typename DataType >
std::unique_ptr<casacore::ScalarColumn<int> > dyscostman::ThreadedDyscoColumn< DataType >::_dataDescIdCol
private

Definition at line 194 of file threadeddyscocolumn.h.

◆ _fieldCol

template<typename DataType >
std::unique_ptr<casacore::ScalarColumn<int> > dyscostman::ThreadedDyscoColumn< DataType >::_fieldCol
private

Definition at line 193 of file threadeddyscocolumn.h.

◆ _isCurrentBlockChanged

template<typename DataType >
bool dyscostman::ThreadedDyscoColumn< DataType >::_isCurrentBlockChanged
private

Definition at line 206 of file threadeddyscocolumn.h.

◆ _lastWrittenDataDescId

template<typename DataType >
int dyscostman::ThreadedDyscoColumn< DataType >::_lastWrittenDataDescId
private

Definition at line 197 of file threadeddyscocolumn.h.

◆ _lastWrittenField

template<typename DataType >
int dyscostman::ThreadedDyscoColumn< DataType >::_lastWrittenField
private

Definition at line 197 of file threadeddyscocolumn.h.

◆ _lastWrittenTime

template<typename DataType >
double dyscostman::ThreadedDyscoColumn< DataType >::_lastWrittenTime
private

Definition at line 196 of file threadeddyscocolumn.h.

◆ _mutex

template<typename DataType >
std::mutex dyscostman::ThreadedDyscoColumn< DataType >::_mutex
private

Definition at line 202 of file threadeddyscocolumn.h.

◆ _packedBlockReadBuffer

template<typename DataType >
ao::uvector<unsigned char> dyscostman::ThreadedDyscoColumn< DataType >::_packedBlockReadBuffer
private

Definition at line 198 of file threadeddyscocolumn.h.

◆ _shape

template<typename DataType >
casacore::IPosition dyscostman::ThreadedDyscoColumn< DataType >::_shape
private

◆ _stopThreads

template<typename DataType >
bool dyscostman::ThreadedDyscoColumn< DataType >::_stopThreads
private

Definition at line 201 of file threadeddyscocolumn.h.

◆ _threadGroup

template<typename DataType >
threadgroup dyscostman::ThreadedDyscoColumn< DataType >::_threadGroup
private

Definition at line 203 of file threadeddyscocolumn.h.

◆ _timeBlockBuffer

template<typename DataType >
std::unique_ptr<TimeBlockBuffer<data_t> > dyscostman::ThreadedDyscoColumn< DataType >::_timeBlockBuffer
private

Definition at line 210 of file threadeddyscocolumn.h.

◆ _timeCol

template<typename DataType >
std::unique_ptr<casacore::ScalarColumn<double> > dyscostman::ThreadedDyscoColumn< DataType >::_timeCol
private

Definition at line 195 of file threadeddyscocolumn.h.

◆ _unpackedSymbolReadBuffer

template<typename DataType >
ao::uvector<unsigned int> dyscostman::ThreadedDyscoColumn< DataType >::_unpackedSymbolReadBuffer
private

Definition at line 199 of file threadeddyscocolumn.h.


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