Tabulation Class Reference

To read and manipulate tabulated functions. More...

List of all members.

Public Member Functions
	Tabulation ()
	Default constructor.
	Tabulation (string file)
	Constructor using file name.
	~Tabulation ()
	Destructor.
void	setFile (string file)
	Set file name.
double	getValue (string funct, double v)
	Return the calculated value of the function.
double	getValue (string funct, double v1, double v2)
	Return the calculated value of the function.
double	getValue (string funct, double v1, double v2, double v3)
	Return the calculated value of the function.

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Detailed Description

To read and manipulate tabulated functions.

This class enables reading a tabulated function of one to three variables and calculating the value of the function using piecewise multilinear interpolation.
The file defining the function is an XML file where any function is introduced via the tag "Function".

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Member Function Documentation

void setFile

(

string

file

)

Set file name.

This function is to be used when the default constructor is invoked.

double getValue	(	string	funct,
		double	v
	)

Return the calculated value of the function.

Case of a function of one variable

Parameters:

[in]	funct	Name of the function to be evaluated, as read from input file
[in]	v	Value of the variable

Returns:

Computed value of the function

double getValue	(	string	funct,
		double	v1,
		double	v2
	)

Return the calculated value of the function.

Case of a function of two variables

Parameters:

[in]	funct	Name of the function to be evaluated, as read from input file
[in]	v1	Value of the first variable
[in]	v2	Value of the second variable

Returns:

Computed value of the function

double getValue	(	string	funct,
		double	v1,
		double	v2,
		double	v3
	)

Return the calculated value of the function.

Case of a function of three variables

Parameters:

[in]	funct	Name of the funct to be evaluated, as read from input file
[in]	v1	Value of the first variable
[in]	v2	Value of the second variable
[in]	v3	Value of the third variable

Returns:

Computed value of the function