PROJECT_NS::Expression< T > Class Template Reference

A class representing a mathematical expression. More...

#include <Expression.h>

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Public Member Functions
T	evaluate (T *data)
	Evaluate the expression with given variable values.

Static Public Member Functions
static std::vector< Expression< T > > &	getExpressions ()
	Get the list of registered expressions.
static int	registerExpression (const std::string &expression, const std::vector< std::string > &variables)
	Register a new mathematical expression.

Private Member Functions
	Expression (const std::string &expressionStr, const std::vector< std::string > &varsStr)
	Private constructor to initialize the expression.
T	_evaluate (T *data)

Private Attributes
std::string	expressionString
	The mathematical expression string.
std::string	variablesString
	List of variables in the expression.
FunctionParserBase< T >	parser
	The parser for the expression.

Detailed Description

template<typename T>
class PROJECT_NS::Expression< T >

A class representing a mathematical expression.

This class allows registration, storage, and evaluation of mathematical expressions.

Template Parameters

T	The data type of the expression (e.g., float, double, complex)

Definition at line 50 of file Expression.h.

Constructor & Destructor Documentation

Expression()

template<typename T >

PROJECT_NS::Expression< T >::Expression ( const std::string & expressionStr, const std::vector< std::string > & varsStr )

inlineprivate

Private constructor to initialize the expression.

Parameters

expressionStr	The mathematical expression string.
varsStr	The list of variables in the expression.

Definition at line 127 of file Expression.h.

References PROJECT_NS::Expression< T >::expressionString, PROJECT_NS::Expression< T >::parser, and PROJECT_NS::Expression< T >::variablesString.

Member Function Documentation

_evaluate()

template<typename T >

T PROJECT_NS::Expression< T >::_evaluate ( T * data )

inlineprivate

Definition at line 137 of file Expression.h.

References PROJECT_NS::Expression< T >::parser.

Referenced by PROJECT_NS::Expression< T >::evaluate().

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evaluate()

template<typename T >

T PROJECT_NS::Expression< T >::evaluate ( T * data )

inline

Evaluate the expression with given variable values.

Parameters

data	An array containing values of variables.

Returns

The result of the expression evaluation.

Definition at line 85 of file Expression.h.

References PROJECT_NS::Expression< T >::_evaluate().

Referenced by PROJECT_NS::einsum_fun().

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getExpressions()

template<typename T >

static std::vector< Expression< T > > & PROJECT_NS::Expression< T >::getExpressions ( )

inlinestatic

Get the list of registered expressions.

Returns

A reference to the list of registered expressions.

Definition at line 57 of file Expression.h.

Referenced by PROJECT_NS::RuleEvaluator::calculateResult(), and PROJECT_NS::Expression< T >::registerExpression().

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registerExpression()

template<typename T >

static int PROJECT_NS::Expression< T >::registerExpression ( const std::string & expression, const std::vector< std::string > & variables )

inlinestatic

Register a new mathematical expression.

Parameters

expression	The mathematical expression string.
variables	The list of variables in the expression.

Returns

The index of the registered expression.

Definition at line 69 of file Expression.h.

References PROJECT_NS::Expression< T >::getExpressions().

Referenced by PROJECT_NS::RuleEvaluator::RuleEvaluator().

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Member Data Documentation

expressionString

template<typename T >

std::string PROJECT_NS::Expression< T >::expressionString

private

The mathematical expression string.

Definition at line 117 of file Expression.h.

Referenced by PROJECT_NS::Expression< T >::Expression().

parser

template<typename T >

FunctionParserBase<T> PROJECT_NS::Expression< T >::parser

private

The parser for the expression.

Definition at line 119 of file Expression.h.

Referenced by PROJECT_NS::Expression< T >::_evaluate(), and PROJECT_NS::Expression< T >::Expression().

variablesString

template<typename T >

std::string PROJECT_NS::Expression< T >::variablesString

private

List of variables in the expression.

Definition at line 118 of file Expression.h.

Referenced by PROJECT_NS::Expression< T >::Expression().

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

• Expression.h