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ObitTableIDI_UV_DATA.c File Reference

ObitTableIDI_UV_DATA class function definitions. More...

#include "ObitTableIDI_UV_DATA.h"
#include "ObitTableList.h"
#include "ObitData.h"

Functions

void ObitTableIDI_UV_DATARowInit (gpointer in)
 Private: Initialize newly instantiated Row object.
void ObitTableIDI_UV_DATARowClear (gpointer in)
 Private: Deallocate Row members.
void ObitTableIDI_UV_DATAInit (gpointer in)
 Private: Initialize newly instantiated object.
void ObitTableIDI_UV_DATAClear (gpointer in)
 Private: Deallocate members.
ObitTableIDI_UV_DATARownewObitTableIDI_UV_DATARow (ObitTableIDI_UV_DATA *table)
 Public: Constructor.
gconstpointer ObitTableIDI_UV_DATARowGetClass (void)
 Public: ClassInfo pointer.
ObitTableIDI_UV_DATAnewObitTableIDI_UV_DATA (gchar *name)
 Public: Constructor.
gconstpointer ObitTableIDI_UV_DATAGetClass (void)
 Public: ClassInfo pointer.
ObitTableIDI_UV_DATAnewObitTableIDI_UV_DATAValue (gchar *name, ObitData *file, glong *ver, ObitIOAccess access, oint no_band, oint maxis1, oint maxis2, oint maxis3, oint maxis4, oint maxis5, ObitErr *err)
 Public: Constructor from values.
ObitTableIDI_UV_DATAObitTableIDI_UV_DATAConvert (ObitTable *in)
 Public: Convert an ObitTable to an ObitTableIDI_UV_DATA.
ObitTableIDI_UV_DATAObitTableIDI_UV_DATACopy (ObitTableIDI_UV_DATA *in, ObitTableIDI_UV_DATA *out, ObitErr *err)
 Public: Copy (deep) constructor.
ObitIOCode ObitTableIDI_UV_DATAOpen (ObitTableIDI_UV_DATA *in, ObitIOAccess access, ObitErr *err)
 Public: Create ObitIO structures and open file.
ObitIOCode ObitTableIDI_UV_DATAReadRow (ObitTableIDI_UV_DATA *in, glong iIDI_UV_DATARow, ObitTableIDI_UV_DATARow *row, ObitErr *err)
 Public: Read a table row.
void ObitTableIDI_UV_DATASetRow (ObitTableIDI_UV_DATA *in, ObitTableIDI_UV_DATARow *row, ObitErr *err)
 Public: Init a table row for write.
ObitIOCode ObitTableIDI_UV_DATAWriteRow (ObitTableIDI_UV_DATA *in, glong iIDI_UV_DATARow, ObitTableIDI_UV_DATARow *row, ObitErr *err)
 Public: Write a table row.
ObitIOCode ObitTableIDI_UV_DATAClose (ObitTableIDI_UV_DATA *in, ObitErr *err)
 Public: Close file and become inactive.
void ObitTableIDI_UV_DATARowClassInit (void)
 Public: Row Class initializer.
void ObitTableIDI_UV_DATAClassInit (void)
 Public: Class initializer.


Detailed Description

ObitTableIDI_UV_DATA class function definitions.

This class is derived from the ObitTable class.


Function Documentation

ObitTableIDI_UV_DATA* newObitTableIDI_UV_DATA gchar *  name  ) 
 

Public: Constructor.

Initializes class if needed on first call.

Parameters:
name An optional name for the object.
Returns:
the new object.

ObitTableIDI_UV_DATARow* newObitTableIDI_UV_DATARow ObitTableIDI_UV_DATA table  ) 
 

Public: Constructor.

If table is open and for write, the row is attached to the buffer Initializes Row class if needed on first call.

Parameters:
name An optional name for the object.
Returns:
the new object.

ObitTableIDI_UV_DATA* newObitTableIDI_UV_DATAValue gchar *  name,
ObitData file,
glong *  ver,
ObitIOAccess  access,
oint  no_band,
oint  maxis1,
oint  maxis2,
oint  maxis3,
oint  maxis4,
oint  maxis5,
ObitErr err
 

Public: Constructor from values.

Creates a new table structure and attaches to the TableList of file. If the specified table already exists then it is returned. Initializes class if needed on first call. Forces an update of any disk resident structures (e.g. AIPS header).

Parameters:
name An optional name for the object.
file ObitData which which the table is to be associated.
ver Table version number. 0=> add higher, value used returned
access access (OBIT_IO_ReadOnly, means do not create if it doesn't exist.
no_band Number of frequency bands (IF)
maxis1 [OPTIONAL] Number of pixels on axis 1
maxis2 [OPTIONAL] Number of pixels on axis 2
maxis3 [OPTIONAL] Number of pixels on axis 3
maxis4 [OPTIONAL] Number of pixels on axis 4
maxis5 [OPTIONAL] Number of pixels on axis 5
err Error stack, returns if not empty.
Returns:
the new object, NULL on failure.

void ObitTableIDI_UV_DATAClassInit void   ) 
 

Public: Class initializer.

void ObitTableIDI_UV_DATAClear gpointer  inn  ) 
 

Private: Deallocate members.

Does (recursive) deallocation of parent class members. For some reason this wasn't build into the GType class.

Parameters:
inn Pointer to the object to deallocate. Actually it should be an ObitTableIDI_UV_DATA* cast to an Obit*.

ObitIOCode ObitTableIDI_UV_DATAClose ObitTableIDI_UV_DATA in,
ObitErr err
 

Public: Close file and become inactive.

Parameters:
in Pointer to object to be closed.
err ObitErr for reporting errors.
Returns:
error code, OBIT_IO_OK=> OK

ObitTableIDI_UV_DATA* ObitTableIDI_UV_DATAConvert ObitTable in  ) 
 

Public: Convert an ObitTable to an ObitTableIDI_UV_DATA.

New object will have references to members of in.

Parameters:
in The object to copy, will still exist afterwards and should be Unrefed if not needed.
Returns:
pointer to the new object.

ObitTableIDI_UV_DATA* ObitTableIDI_UV_DATACopy ObitTableIDI_UV_DATA in,
ObitTableIDI_UV_DATA out,
ObitErr err
 

Public: Copy (deep) constructor.

Copies are made of complex members including disk files; these will be copied applying whatever selection is associated with the input. Objects should be closed on input and will be closed on output. In order for the disk file structures to be copied, the output file must be sufficiently defined that it can be written. The copy will be attempted but no errors will be logged until both input and output have been successfully opened. ObitInfoList and ObitThread members are only copied if the output object didn't previously exist. Parent class members are included but any derived class info is ignored.

Parameters:
in The object to copy
out An existing object pointer for output or NULL if none exists.
err Error stack, returns if not empty.
Returns:
pointer to the new object.

gconstpointer ObitTableIDI_UV_DATAGetClass void   ) 
 

Public: ClassInfo pointer.

Returns:
pointer to the class structure.

void ObitTableIDI_UV_DATAInit gpointer  inn  ) 
 

Private: Initialize newly instantiated object.

Parent classes portions are (recursively) initialized first

Parameters:
inn Pointer to the object to initialize.

ObitIOCode ObitTableIDI_UV_DATAOpen ObitTableIDI_UV_DATA in,
ObitIOAccess  access,
ObitErr err
 

Public: Create ObitIO structures and open file.

The image descriptor is read if OBIT_IO_ReadOnly or OBIT_IO_ReadWrite and written to disk if opened OBIT_IO_WriteOnly. After the file has been opened the member, buffer is initialized for reading/storing the table unless member bufferSize is <0. If the requested version ("Ver" in InfoList) is 0 then the highest numbered table of the same type is opened on Read or Read/Write, or a new table is created on on Write. The file etc. info should have been stored in the ObitInfoList:

  • "FileType" OBIT_int scalar = OBIT_IO_FITS (AIPS not allowed) for file type (see class documentation for details).
  • "nRowPIO" OBIT_int scalar = Maximum number of table rows per transfer, this is the target size for Reads (may be fewer) and is used to create buffers.
    Parameters:
    in Pointer to object to be opened.
    access access (OBIT_IO_ReadOnly,OBIT_IO_ReadWrite, or OBIT_IO_WriteOnly). If OBIT_IO_WriteOnly any existing data in the output file will be lost.
    err ObitErr for reporting errors.
    Returns:
    return code, OBIT_IO_OK=> OK

ObitIOCode ObitTableIDI_UV_DATAReadRow ObitTableIDI_UV_DATA in,
glong  iIDI_UV_DATARow,
ObitTableIDI_UV_DATARow row,
ObitErr err
 

Public: Read a table row.

Scalar values are copied but for array values, pointers into the data array are returned.

Parameters:
in Table to read
iIDI_UV_DATARow Row number, -1 -> next
row Table Row structure to receive data
err ObitErr for reporting errors.
Returns:
return code, OBIT_IO_OK=> OK

void ObitTableIDI_UV_DATARowClassInit void   ) 
 

Public: Row Class initializer.

void ObitTableIDI_UV_DATARowClear gpointer  inn  ) 
 

Private: Deallocate Row members.

Does (recursive) deallocation of parent class members. For some reason this wasn't build into the GType class.

Parameters:
inn Pointer to the object to deallocate. Actually it should be an ObitTableIDI_UV_DATARow* cast to an Obit*.

gconstpointer ObitTableIDI_UV_DATARowGetClass void   ) 
 

Public: ClassInfo pointer.

Returns:
pointer to the Row class structure.

void ObitTableIDI_UV_DATARowInit gpointer  inn  ) 
 

Private: Initialize newly instantiated Row object.

Parent classes portions are (recursively) initialized first

Parameters:
inn Pointer to the object to initialize.

void ObitTableIDI_UV_DATASetRow ObitTableIDI_UV_DATA in,
ObitTableIDI_UV_DATARow row,
ObitErr err
 

Public: Init a table row for write.

This is only useful prior to filling a row structure in preparation . for a WriteRow operation. Array members of the Row structure are . pointers to independently allocated memory, this routine allows using . the table IO buffer instead of allocating yet more memory.. This routine need only be called once to initialize a Row structure for write..

Parameters:
in Table with buffer to be written
row Table Row structure to attach
err ObitErr for reporting errors.

ObitIOCode ObitTableIDI_UV_DATAWriteRow ObitTableIDI_UV_DATA in,
glong  iIDI_UV_DATARow,
ObitTableIDI_UV_DATARow row,
ObitErr err
 

Public: Write a table row.

Before calling this routine, the row structure needs to be initialized and filled with data. The array members of the row structure are pointers to independently allocated memory. These pointers can be set to the correct table buffer locations using ObitTableIDI_UV_DATASetRow

Parameters:
in Table to read
iIDI_UV_DATARow Row number, -1 -> next
row Table Row structure containing data
err ObitErr for reporting errors.
Returns:
return code, OBIT_IO_OK=> OK


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