Classes
struct	BindingNode
	An expression tree node corresponding to a column binding. More...

struct	ColumnOperationSpec

struct	ConditionalNode
	A conditional node. More...

struct	DatumSpec

struct	Filter
	A struct, containing the root of the expression tree. More...

struct	LiteralNode
	An expression tree node corresponding to a literal value. More...

struct	LiteralStorage

struct	Node
	A generic tree node. More...

struct	NodeRecord
	helper struct used to parse trees More...

struct	OpNode
	An expression tree node corresponding to binary or unary operation. More...

struct	ParameterNode
	A placeholder node for parameters taken from an array. More...

struct	Parser

struct	PlaceholderNode
	A placeholder node for simple type configurable. More...

struct	Tokenizer

Concepts
concept	is_literal_like
	concepts

concept	is_binding

concept	is_operation

concept	is_conditional

concept	arithmetic
	helper concepts

concept	is_filter

Typedefs
using	LiteralValue = LiteralStorage< int, bool, float, double, uint8_t, int64_t, int16_t, uint16_t, int8_t, uint32_t, uint64_t >

using	Projector = Filter

using	Operations = std::vector< ColumnOperationSpec >

Enumerations
enum	Token : int { EoL = -1 , Identifier = -2 , IntegerNumber = -3 , FloatNumber = -4 , BinaryOp = -5 , Unexpected = -100 }
	String parsing. More...

Functions
std::ostream &	operator<< (std::ostream &os, DatumSpec const &spec)

void	unknownParameterUsed (const char *name)

const char *	stringType (atype::type t)

template<typename T >
constexpr auto	selectArrowType ()

	SELECT_ARROW_TYPE (bool, BOOL)

	SELECT_ARROW_TYPE (float, FLOAT)

	SELECT_ARROW_TYPE (double, DOUBLE)

	SELECT_ARROW_TYPE (uint8_t, UINT8)

	SELECT_ARROW_TYPE (int8_t, INT8)

	SELECT_ARROW_TYPE (uint16_t, UINT16)

	SELECT_ARROW_TYPE (int16_t, INT16)

	SELECT_ARROW_TYPE (uint32_t, UINT32)

	SELECT_ARROW_TYPE (int32_t, INT32)

	SELECT_ARROW_TYPE (uint64_t, UINT64)

	SELECT_ARROW_TYPE (int64_t, INT64)

std::shared_ptr< arrow::DataType >	concreteArrowType (atype::type type)

std::string	upcastTo (atype::type f)

template<typename AT , typename T >
PlaceholderNode	as (Configurable< T > const &v)

template<typename L >
void	walk (Node *head, L &&pred)
	Tree-walker helper.

	BINARY_OP_NODES (\|, BitwiseOr)

	BINARY_OP_NODES (+, Addition)

	BINARY_OP_NODES (-, Subtraction)

	BINARY_OP_NODES (/, Division)

	BINARY_OP_NODES (>, GreaterThan)

	BINARY_OP_NODES (>=, GreaterThanOrEqual)

	BINARY_OP_NODES (<, LessThan)

	BINARY_OP_NODES (<=, LessThanOrEqual)

	BINARY_OP_NODES (==, Equal)

	BINARY_OP_NODES (!=, NotEqual)

	BINARY_OP_NODES (\|\|, LogicalOr)

template<arithmetic T>
Node	npow (Node &&left, T right)
	functions

	BINARY_FUNC_NODES (Atan2, natan2)

	UNARY_FUNC_NODES (Round, nround)

	UNARY_FUNC_NODES (Sqrt, nsqrt)

	UNARY_FUNC_NODES (Exp, nexp)

	UNARY_FUNC_NODES (Log, nlog)

	UNARY_FUNC_NODES (Log10, nlog10)

	UNARY_FUNC_NODES (Abs, nabs)

	UNARY_FUNC_NODES (Sin, nsin)

	UNARY_FUNC_NODES (Cos, ncos)

	UNARY_FUNC_NODES (Tan, ntan)

	UNARY_FUNC_NODES (Asin, nasin)

	UNARY_FUNC_NODES (Acos, nacos)

	UNARY_FUNC_NODES (Atan, natan)

	UNARY_FUNC_NODES (BitwiseNot, nbitwise_not)

Node	ifnode (Node &&condition_, Node &&then_, Node &&else_)
	conditionals

template<arithmetic L>
Node	ifnode (Node &&condition_, Node &&then_, L else_)

template<arithmetic L>
Node	ifnode (Node &&condition_, L then_, Node &&else_)

template<arithmetic L1, arithmetic L2>
Node	ifnode (Node &&condition_, L1 then_, L2 else_)

template<typename T >
Node	ifnode (Configurable< T > const &condition_, Node &&then_, Node &&else_)

template<typename L >
Node	ifnode (Node &&condition_, Node &&then_, Configurable< L > const &else_)

template<typename L >
Node	ifnode (Node &&condition_, Configurable< L > const &then_, Node &&else_)

template<typename L1 , typename L2 >
Node	ifnode (Node &&condition_, Configurable< L1 > const &then_, Configurable< L2 > const &else_)

Node	par (int index)
	Parameters.

template<typename T >
Node	binned (std::vector< T > const &binning, std::vector< T > const &parameters, Node &&binned, Node &&pexp, Node &&out)
	binned functional

template<typename T >
Node	updateParameters (Node const &pexp, int bins, std::vector< T > const &parameters, int bin)

template<typename T >
Node	clamp (Node &&expr, T low, T hi)
	clamping functional

Node	protect0 (Node &&expr)
	division by 0 protector

template<typename T >
Node	ncfg (T defaultValue, std::string path)
	context-independent configurable

gandiva::Selection	createSelection (std::shared_ptr< arrow::Table > const &table, Filter const &expression)
	Function for creating gandiva selection from our internal filter tree.

gandiva::Selection	createSelection (std::shared_ptr< arrow::Table > const &table, std::shared_ptr< gandiva::Filter > const &gfilter)
	Function for creating gandiva selection from prepared gandiva expressions tree.

Operations	createOperations (Filter const &expression)
	Function to create an internal operation sequence from a filter tree.

bool	isTableCompatible (std::set< uint32_t > const &hashes, Operations const &specs)
	Function to check compatibility of a given arrow schema with operation sequence.

gandiva::NodePtr	createExpressionTree (Operations const &opSpecs, gandiva::SchemaPtr const &Schema)
	Function to create gandiva expression tree from operation sequence.

std::shared_ptr< gandiva::Filter >	createFilter (gandiva::SchemaPtr const &Schema, gandiva::ConditionPtr condition)
	Function to create gandiva filter from gandiva condition.

std::shared_ptr< gandiva::Filter >	createFilter (gandiva::SchemaPtr const &Schema, Operations const &opSpecs)
	Function to create gandiva filter from operation sequence.

std::shared_ptr< gandiva::Projector >	createProjector (gandiva::SchemaPtr const &Schema, Operations const &opSpecs, gandiva::FieldPtr result)
	Function to create gandiva projector from operation sequence.

std::shared_ptr< gandiva::Projector >	createProjector (gandiva::SchemaPtr const &Schema, Projector &&p, gandiva::FieldPtr result)
	Function to create gandiva projector directly from expression.

void	updateExpressionInfos (expressions::Filter const &filter, std::vector< ExpressionInfo > &eInfos)
	Function for attaching gandiva filters to to compatible task inputs.

gandiva::ConditionPtr	makeCondition (gandiva::NodePtr node)
	Function to create gandiva condition expression from generic gandiva expression tree.

gandiva::ExpressionPtr	makeExpression (gandiva::NodePtr node, gandiva::FieldPtr result)
	Function to create gandiva projecting expression from generic gandiva expression tree.

void	updatePlaceholders (Filter &filter, InitContext &context)
	Update placeholder nodes from context.

std::shared_ptr< gandiva::Projector >	createProjectorHelper (size_t nColumns, expressions::Projector *projectors, std::shared_ptr< arrow::Schema > schema, std::vector< std::shared_ptr< arrow::Field > > const &fields)

template<typename... C>
std::shared_ptr< gandiva::Projector >	createProjectors (framework::pack< C... >, std::vector< std::shared_ptr< arrow::Field > > const &fields, gandiva::SchemaPtr schema)

void	updateFilterInfo (ExpressionInfo &info, std::shared_ptr< arrow::Table > &table)

template<typename T >
constexpr auto	makeDatum (T const &)

template<typename T >
constexpr auto	makeOp (T const &, size_t const &)

auto	createProjection (std::shared_ptr< arrow::Table > const &table, std::shared_ptr< gandiva::Projector > const &gprojector)

Variables
BINARY_OP_NODES &	BitwiseAnd

BINARY_OP_NODES^	BitwiseXor

BINARY_OP_NODES *	Multiplication

BINARY_OP_NODES &&	LogicalAnd

constexpr std::array< std::string_view, BasicOp::Conditional+1 >	mapping
	a map between BasicOp and tokens in string expressions

constexpr std::array< std::string_view, 8 >	cfgtypes

constexpr std::array< std::string_view, 9 >	mathConstants
	math constants to recognize in string expressions

constexpr std::array< float, 9 >	mathConstantsValues
	values of math constants to substiture

constexpr std::array< const char *, BasicOp::Conditional+1 >	basicOperationsMap

Typedef Documentation

◆ LiteralValue

using o2::framework::expressions::LiteralValue = typedef LiteralStorage<int, bool, float, double, uint8_t, int64_t, int16_t, uint16_t, int8_t, uint32_t, uint64_t>

Definition at line 80 of file Expressions.h.

◆ Operations

using o2::framework::expressions::Operations = typedef std::vector<ColumnOperationSpec>

Definition at line 666 of file Expressions.h.

◆ Projector

using o2::framework::expressions::Projector = typedef Filter

Definition at line 658 of file Expressions.h.

Enumeration Type Documentation

◆ Token

enum o2::framework::expressions::Token : int

String parsing.

Enumerator
EoL
Identifier
IntegerNumber
FloatNumber
BinaryOp
Unexpected

Definition at line 741 of file Expressions.h.

Function Documentation

◆ as()

template<typename AT , typename T >

PlaceholderNode o2::framework::expressions::as ( Configurable< T > const & v )

Definition at line 188 of file Expressions.h.

◆ BINARY_FUNC_NODES()

o2::framework::expressions::BINARY_FUNC_NODES	(	Atan2	,
		natan2
	)

◆ BINARY_OP_NODES() [1/11]

o2::framework::expressions::BINARY_OP_NODES	(	!	,
		NotEqual
	)

◆ BINARY_OP_NODES() [2/11]

o2::framework::expressions::BINARY_OP_NODES	(	+	,
		Addition
	)

◆ BINARY_OP_NODES() [3/11]

o2::framework::expressions::BINARY_OP_NODES	(	-	,
		Subtraction
	)

◆ BINARY_OP_NODES() [4/11]

o2::framework::expressions::BINARY_OP_NODES	(	/	,
		Division
	)

◆ BINARY_OP_NODES() [5/11]

o2::framework::expressions::BINARY_OP_NODES ( )

◆ BINARY_OP_NODES() [6/11]

o2::framework::expressions::BINARY_OP_NODES	(	<=	,
		LessThanOrEqual
	)

◆ BINARY_OP_NODES() [7/11]

o2::framework::expressions::BINARY_OP_NODES ( Equal )

◆ BINARY_OP_NODES() [8/11]

o2::framework::expressions::BINARY_OP_NODES ( GreaterThan )

◆ BINARY_OP_NODES() [9/11]

o2::framework::expressions::BINARY_OP_NODES	(	>=	,
		GreaterThanOrEqual
	)

◆ BINARY_OP_NODES() [10/11]

o2::framework::expressions::BINARY_OP_NODES	(	\|	,
		BitwiseOr
	)

◆ BINARY_OP_NODES() [11/11]

o2::framework::expressions::BINARY_OP_NODES	(	\|\|	,
		LogicalOr
	)

◆ binned()

template<typename T >

Node o2::framework::expressions::binned	(	std::vector< T > const &	binning,
		std::vector< T > const &	parameters,
		Node &&	binned,
		Node &&	pexp,
		Node &&	out
	)

inline

binned functional

Definition at line 566 of file Expressions.h.

◆ clamp()

template<typename T >

Node o2::framework::expressions::clamp	(	Node &&	expr,
		T	low,
		T	hi
	)

inline

clamping functional

Definition at line 596 of file Expressions.h.

◆ concreteArrowType()

std::shared_ptr< arrow::DataType > o2::framework::expressions::concreteArrowType ( atype::type type )

Definition at line 208 of file Expressions.cxx.

◆ createExpressionTree()

gandiva::NodePtr o2::framework::expressions::createExpressionTree	(	Operations const &	opSpecs,
		gandiva::SchemaPtr const &	Schema
	)

Function to create gandiva expression tree from operation sequence.

Definition at line 634 of file Expressions.cxx.

◆ createFilter() [1/2]

std::shared_ptr< gandiva::Filter > o2::framework::expressions::createFilter	(	gandiva::SchemaPtr const &	Schema,
		gandiva::ConditionPtr	condition
	)

Function to create gandiva filter from gandiva condition.

Definition at line 519 of file Expressions.cxx.

◆ createFilter() [2/2]

std::shared_ptr< gandiva::Filter > o2::framework::expressions::createFilter	(	gandiva::SchemaPtr const &	Schema,
		Operations const &	opSpecs
	)

Function to create gandiva filter from operation sequence.

Definition at line 506 of file Expressions.cxx.

◆ createOperations()

Operations o2::framework::expressions::createOperations ( Filter const & expression )

Function to create an internal operation sequence from a filter tree.

Definition at line 313 of file Expressions.cxx.

◆ createProjection()

auto o2::framework::expressions::createProjection	(	std::shared_ptr< arrow::Table > const &	table,
		std::shared_ptr< gandiva::Projector > const &	gprojector
	)

Definition at line 613 of file Expressions.cxx.

◆ createProjector() [1/2]

std::shared_ptr< gandiva::Projector > o2::framework::expressions::createProjector	(	gandiva::SchemaPtr const &	Schema,
		Operations const &	opSpecs,
		gandiva::FieldPtr	result
	)

Function to create gandiva projector from operation sequence.

Definition at line 532 of file Expressions.cxx.

◆ createProjector() [2/2]

std::shared_ptr< gandiva::Projector > o2::framework::expressions::createProjector	(	gandiva::SchemaPtr const &	Schema,
		Projector &&	p,
		gandiva::FieldPtr	result
	)

Function to create gandiva projector directly from expression.

Definition at line 545 of file Expressions.cxx.

◆ createProjectorHelper()

std::shared_ptr< gandiva::Projector > o2::framework::expressions::createProjectorHelper	(	size_t	nColumns,
		expressions::Projector *	projectors,
		std::shared_ptr< arrow::Schema >	schema,
		std::vector< std::shared_ptr< arrow::Field > > const &	fields
	)

Definition at line 550 of file Expressions.cxx.

◆ createProjectors()

template<typename... C>

std::shared_ptr< gandiva::Projector > o2::framework::expressions::createProjectors	(	framework::pack< C... >	,
		std::vector< std::shared_ptr< arrow::Field > > const &	fields,
		gandiva::SchemaPtr	schema
	)

Definition at line 704 of file Expressions.h.

◆ createSelection() [1/2]

gandiva::Selection o2::framework::expressions::createSelection	(	std::shared_ptr< arrow::Table > const &	table,
		Filter const &	expression
	)

Function for creating gandiva selection from our internal filter tree.

Definition at line 607 of file Expressions.cxx.

◆ createSelection() [2/2]

gandiva::Selection o2::framework::expressions::createSelection	(	std::shared_ptr< arrow::Table > const &	table,
		std::shared_ptr< gandiva::Filter > const &	gfilter
	)

Function for creating gandiva selection from prepared gandiva expressions tree.

Definition at line 576 of file Expressions.cxx.

◆ ifnode() [1/8]

template<typename T >

Node o2::framework::expressions::ifnode	(	Configurable< T > const &	condition_,
		Node &&	then_,
		Node &&	else_
	)

inline

Definition at line 535 of file Expressions.h.

◆ ifnode() [2/8]

template<typename L >

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		Configurable< L > const &	then_,
		Node &&	else_
	)

inline

Definition at line 547 of file Expressions.h.

◆ ifnode() [3/8]

template<typename L1 , typename L2 >

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		Configurable< L1 > const &	then_,
		Configurable< L2 > const &	else_
	)

inline

Definition at line 553 of file Expressions.h.

◆ ifnode() [4/8]

template<arithmetic L>

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		L	then_,
		Node &&	else_
	)

inline

Definition at line 523 of file Expressions.h.

◆ ifnode() [5/8]

template<arithmetic L1, arithmetic L2>

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		L1	then_,
		L2	else_
	)

inline

Definition at line 529 of file Expressions.h.

◆ ifnode() [6/8]

template<typename L >

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		Node &&	then_,
		Configurable< L > const &	else_
	)

inline

Definition at line 541 of file Expressions.h.

◆ ifnode() [7/8]

template<arithmetic L>

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		Node &&	then_,
		L	else_
	)

inline

Definition at line 517 of file Expressions.h.

◆ ifnode() [8/8]

Node o2::framework::expressions::ifnode	(	Node &&	condition_,
		Node &&	then_,
		Node &&	else_
	)

inline

conditionals

Definition at line 511 of file Expressions.h.

◆ isTableCompatible()

bool o2::framework::expressions::isTableCompatible	(	std::set< uint32_t > const &	hashes,
		Operations const &	specs
	)

Function to check compatibility of a given arrow schema with operation sequence.

Definition at line 771 of file Expressions.cxx.

◆ makeCondition()

gandiva::ConditionPtr o2::framework::expressions::makeCondition ( gandiva::NodePtr node )

Function to create gandiva condition expression from generic gandiva expression tree.

Definition at line 495 of file Expressions.cxx.

◆ makeDatum()

template<typename T >

constexpr auto o2::framework::expressions::makeDatum ( T const & node )

inlineconstexpr

Definition at line 173 of file Expressions.cxx.

◆ makeExpression()

gandiva::ExpressionPtr o2::framework::expressions::makeExpression	(	gandiva::NodePtr	node,
		gandiva::FieldPtr	result
	)

Function to create gandiva projecting expression from generic gandiva expression tree.

Definition at line 500 of file Expressions.cxx.

◆ makeOp()

template<typename T >

constexpr auto o2::framework::expressions::makeOp	(	T const &	node,
		size_t const &	index
	)

inlineconstexpr

Definition at line 191 of file Expressions.cxx.

◆ ncfg()

template<typename T >

Node o2::framework::expressions::ncfg	(	T	defaultValue,
		std::string	path
	)

inline

context-independent configurable

Definition at line 611 of file Expressions.h.

◆ npow()

template<arithmetic T>

Node o2::framework::expressions::npow	(	Node &&	left,
		T	right
	)

inline

functions

Definition at line 430 of file Expressions.h.

◆ operator<<()

std::ostream & o2::framework::expressions::operator<<	(	std::ostream &	os,
		DatumSpec const &	spec
	)

Definition at line 254 of file Expressions.cxx.

◆ par()

Node o2::framework::expressions::par ( int index )

inline

Parameters.

Definition at line 559 of file Expressions.h.

◆ protect0()

Node o2::framework::expressions::protect0 ( Node && expr )

inline

division by 0 protector

Definition at line 603 of file Expressions.h.

◆ SELECT_ARROW_TYPE() [1/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	bool	,
		BOOL
	)

◆ SELECT_ARROW_TYPE() [2/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	double	,
		DOUBLE
	)

◆ SELECT_ARROW_TYPE() [3/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	float	,
		FLOAT
	)

◆ SELECT_ARROW_TYPE() [4/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	int16_t	,
		INT16
	)

◆ SELECT_ARROW_TYPE() [5/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	int32_t	,
		INT32
	)

◆ SELECT_ARROW_TYPE() [6/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	int64_t	,
		INT64
	)

◆ SELECT_ARROW_TYPE() [7/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	int8_t	,
		INT8
	)

◆ SELECT_ARROW_TYPE() [8/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	uint16_t	,
		UINT16
	)

◆ SELECT_ARROW_TYPE() [9/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	uint32_t	,
		UINT32
	)

◆ SELECT_ARROW_TYPE() [10/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	uint64_t	,
		UINT64
	)

◆ SELECT_ARROW_TYPE() [11/11]

o2::framework::expressions::SELECT_ARROW_TYPE	(	uint8_t	,
		UINT8
	)

◆ selectArrowType()

template<typename T >

constexpr auto o2::framework::expressions::selectArrowType ( )

constexpr

Definition at line 83 of file Expressions.h.

◆ stringType()

const char * o2::framework::expressions::stringType ( atype::type t )

Definition at line 282 of file Expressions.cxx.

◆ UNARY_FUNC_NODES() [1/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Abs	,
		nabs
	)

◆ UNARY_FUNC_NODES() [2/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Acos	,
		nacos
	)

◆ UNARY_FUNC_NODES() [3/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Asin	,
		nasin
	)

◆ UNARY_FUNC_NODES() [4/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Atan	,
		natan
	)

◆ UNARY_FUNC_NODES() [5/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	BitwiseNot	,
		nbitwise_not
	)

◆ UNARY_FUNC_NODES() [6/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Cos	,
		ncos
	)

◆ UNARY_FUNC_NODES() [7/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Exp	,
		nexp
	)

◆ UNARY_FUNC_NODES() [8/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Log	,
		nlog
	)

◆ UNARY_FUNC_NODES() [9/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Log10	,
		nlog10
	)

◆ UNARY_FUNC_NODES() [10/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Round	,
		nround
	)

◆ UNARY_FUNC_NODES() [11/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Sin	,
		nsin
	)

◆ UNARY_FUNC_NODES() [12/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Sqrt	,
		nsqrt
	)

◆ UNARY_FUNC_NODES() [13/13]

o2::framework::expressions::UNARY_FUNC_NODES	(	Tan	,
		ntan
	)

◆ unknownParameterUsed()

void o2::framework::expressions::unknownParameterUsed ( const char * name )

Definition at line 28 of file Expressions.cxx.

◆ upcastTo()

std::string o2::framework::expressions::upcastTo ( atype::type f )

Definition at line 238 of file Expressions.cxx.

◆ updateExpressionInfos()

void o2::framework::expressions::updateExpressionInfos	(	expressions::Filter const &	filter,
		std::vector< ExpressionInfo > &	eInfos
	)

Function for attaching gandiva filters to to compatible task inputs.

If the tree is already set, add a new tree to it with logical 'and'

Definition at line 787 of file Expressions.cxx.

◆ updateFilterInfo()

void o2::framework::expressions::updateFilterInfo	(	ExpressionInfo &	info,
		std::shared_ptr< arrow::Table > &	table
	)

Definition at line 806 of file Expressions.cxx.

◆ updateParameters()

template<typename T >

Node o2::framework::expressions::updateParameters	(	Node const &	pexp,
		int	bins,
		std::vector< T > const &	parameters,
		int	bin
	)

inline

Definition at line 582 of file Expressions.h.

◆ updatePlaceholders()

void o2::framework::expressions::updatePlaceholders	(	Filter &	filter,
		InitContext &	context
	)

Update placeholder nodes from context.

Definition at line 270 of file Expressions.cxx.

◆ walk()

template<typename L >

void o2::framework::expressions::walk	(	Node *	head,
		L &&	pred
	)

Tree-walker helper.

Definition at line 333 of file Expressions.h.

Variable Documentation

◆ basicOperationsMap

constexpr std::array<const char*, BasicOp::Conditional + 1> o2::framework::expressions::basicOperationsMap

constexpr

a map between BasicOp and gandiva node definitions note that logical 'and' and 'or' are created separately

Definition at line 104 of file Expressions.cxx.

◆ BitwiseAnd

BINARY_OP_NODES& o2::framework::expressions::BitwiseAnd

Definition at line 412 of file Expressions.h.

◆ BitwiseXor

BINARY_OP_NODES^ o2::framework::expressions::BitwiseXor

Definition at line 413 of file Expressions.h.

◆ cfgtypes

constexpr std::array<std::string_view, 8> o2::framework::expressions::cfgtypes

constexpr

Initial value:

{
  "uint16_t", 
  "int16_t",  
  "uint32_t", 
  "int32_t",  
  "uint64_t", 
  "int64_t",  
  "float",    
  "double"    
}

Definition at line 67 of file Expressions.cxx.

◆ LogicalAnd

BINARY_OP_NODES&& o2::framework::expressions::LogicalAnd

Definition at line 425 of file Expressions.h.

◆ mapping

constexpr std::array<std::string_view, BasicOp::Conditional + 1> o2::framework::expressions::mapping

constexpr

a map between BasicOp and tokens in string expressions

Definition at line 34 of file Expressions.cxx.

◆ mathConstants

constexpr std::array<std::string_view, 9> o2::framework::expressions::mathConstants

constexpr

Initial value:

{
  "Almost0",
  "Epsilon",
  "Almost1",
  "VeryBig",
  "PI",
  "TwoPI",
  "PIHalf",
  "PIThird",
  "PIQuarter"}

math constants to recognize in string expressions

Definition at line 79 of file Expressions.cxx.

◆ mathConstantsValues

constexpr std::array<float, 9> o2::framework::expressions::mathConstantsValues

constexpr

Initial value:

{
  o2::constants::math::Almost0,
  o2::constants::math::Epsilon,
  o2::constants::math::Almost1,
  o2::constants::math::VeryBig,
  o2::constants::math::PI,
  o2::constants::math::TwoPI,
  o2::constants::math::PIHalf,
  o2::constants::math::PIThird,
  o2::constants::math::PIQuarter}

values of math constants to substiture

Definition at line 91 of file Expressions.cxx.

◆ Multiplication

BINARY_OP_NODES* o2::framework::expressions::Multiplication

Definition at line 417 of file Expressions.h.

Classes

Concepts

Typedefs

Enumerations

Functions

Variables

Typedef Documentation

◆ LiteralValue

◆ Operations

◆ Projector

Enumeration Type Documentation

◆ Token

Function Documentation

◆ as()

◆ BINARY_FUNC_NODES()

◆ BINARY_OP_NODES() [1/11]

◆ BINARY_OP_NODES() [2/11]

◆ BINARY_OP_NODES() [3/11]

◆ BINARY_OP_NODES() [4/11]

◆ BINARY_OP_NODES() [5/11]

◆ BINARY_OP_NODES() [6/11]

◆ BINARY_OP_NODES() [7/11]

◆ BINARY_OP_NODES() [8/11]

◆ BINARY_OP_NODES() [9/11]

◆ BINARY_OP_NODES() [10/11]

◆ BINARY_OP_NODES() [11/11]

◆ binned()

◆ clamp()

◆ concreteArrowType()

◆ createExpressionTree()

◆ createFilter() [1/2]

◆ createFilter() [2/2]

◆ createOperations()

◆ createProjection()

◆ createProjector() [1/2]

◆ createProjector() [2/2]

◆ createProjectorHelper()

◆ createProjectors()

◆ createSelection() [1/2]

◆ createSelection() [2/2]

◆ ifnode() [1/8]

◆ ifnode() [2/8]

◆ ifnode() [3/8]

◆ ifnode() [4/8]

◆ ifnode() [5/8]

◆ ifnode() [6/8]

◆ ifnode() [7/8]

◆ ifnode() [8/8]

◆ isTableCompatible()

◆ makeCondition()

◆ makeDatum()

◆ makeExpression()

◆ makeOp()

◆ ncfg()

◆ npow()

◆ operator<<()

◆ par()

◆ protect0()

◆ SELECT_ARROW_TYPE() [1/11]

◆ SELECT_ARROW_TYPE() [2/11]

◆ SELECT_ARROW_TYPE() [3/11]

◆ SELECT_ARROW_TYPE() [4/11]

◆ SELECT_ARROW_TYPE() [5/11]

◆ SELECT_ARROW_TYPE() [6/11]

◆ SELECT_ARROW_TYPE() [7/11]

◆ SELECT_ARROW_TYPE() [8/11]

◆ SELECT_ARROW_TYPE() [9/11]

◆ SELECT_ARROW_TYPE() [10/11]

◆ SELECT_ARROW_TYPE() [11/11]

◆ selectArrowType()

◆ stringType()

◆ UNARY_FUNC_NODES() [1/13]

◆ UNARY_FUNC_NODES() [2/13]

◆ UNARY_FUNC_NODES() [3/13]

◆ UNARY_FUNC_NODES() [4/13]

◆ UNARY_FUNC_NODES() [5/13]

◆ UNARY_FUNC_NODES() [6/13]

◆ UNARY_FUNC_NODES() [7/13]

◆ UNARY_FUNC_NODES() [8/13]

◆ UNARY_FUNC_NODES() [9/13]