casacore::TableExprGroupRmsDouble Class Reference

Aggregate class determining the RMS of values in a group. More...

#include <ExprGroupAggrFunc.h>

Inheritance diagram for casacore::TableExprGroupRmsDouble:
casacore::TableExprGroupFuncDouble casacore::TableExprGroupFuncBase

List of all members.

Public Member Functions

 TableExprGroupRmsDouble (TableExprNodeRep *node)
virtual ~TableExprGroupRmsDouble ()
virtual void apply (const TableExprId &id)
 Get the operand's value for the given row and apply it to the aggregation.
virtual void finish ()
 If needed, finish the aggregation.

Private Attributes

Int64 itsNr

Detailed Description

Aggregate class determining the RMS of values in a group.

Intended use:

Internal

Review Status

Test programs:
tExprGroup

Synopsis

Aggregate class determining the RMS of values in a group.

Definition at line 392 of file ExprGroupAggrFunc.h.


Constructor & Destructor Documentation

casacore::TableExprGroupRmsDouble::TableExprGroupRmsDouble ( TableExprNodeRep node  )  [explicit]
virtual casacore::TableExprGroupRmsDouble::~TableExprGroupRmsDouble (  )  [virtual]

Member Function Documentation

virtual void casacore::TableExprGroupRmsDouble::apply ( const TableExprId id  )  [virtual]

Get the operand's value for the given row and apply it to the aggregation.

This function should not be called for lazy classes.

Implements casacore::TableExprGroupFuncBase.

virtual void casacore::TableExprGroupRmsDouble::finish (  )  [virtual]

If needed, finish the aggregation.

By default nothing is done.

Reimplemented from casacore::TableExprGroupFuncBase.


Member Data Documentation

Definition at line 400 of file ExprGroupAggrFunc.h.


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