lsst::afw::table::detail::FlagExtractor Struct Reference

Functor to compute a flag bit, used to create an ndarray expression template for flag columns. More...

#include <BaseColumnView.h>

Public Types
using	argument_type = Field<Flag>::Element
using	result_type = bool

Public Member Functions
result_type	operator() (argument_type element) const
	FlagExtractor (Key< Flag > const &key)

Detailed Description

Functor to compute a flag bit, used to create an ndarray expression template for flag columns.

Definition at line 16 of file BaseColumnView.h.

Member Typedef Documentation

argument_type

using lsst::afw::table::detail::FlagExtractor::argument_type = Field<Flag>::Element

Definition at line 17 of file BaseColumnView.h.

result_type

using lsst::afw::table::detail::FlagExtractor::result_type = bool

Definition at line 18 of file BaseColumnView.h.

Constructor & Destructor Documentation

FlagExtractor()

lsst::afw::table::detail::FlagExtractor::FlagExtractor ( Key< Flag > const & key )

inlineexplicit

Definition at line 22 of file BaseColumnView.h.

: _mask(argument_type(1) << key.getBit()) {}

Member Function Documentation

operator()()

result_type lsst::afw::table::detail::FlagExtractor::operator() ( argument_type element ) const

inline

Definition at line 20 of file BaseColumnView.h.

{ return element & _mask; }

---

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

• /j/snowflake/release/lsstsw/stack/lsst-scipipe-8.0.0/Linux64/afw/g5a732f18d5+be83d3ecdb/include/lsst/afw/table/BaseColumnView.h