linearInterp Class Reference

#include <linearInterp.h>

Public Member Functions
double	interp (double x)
	linearInterp ()
	Default (empty) constructor.
	linearInterp (std::vector< double > &_X, std::vector< double > &_Y)

Public Attributes
std::vector< double > *	X
	abscissas for Y(X)
std::vector< double > *	Y
	ordinate values for Y(X)
int	nxy
	number of grid points

Private Member Functions
void	set_bounding_indicies (double x)

Private Attributes
int	ilo
	lower of adjacent bounding grid points for desired interpolation point
int	ihi
	upper of adjacent bounding grid points for desired interpolation point

Detailed Description

Linear interpolation class (one-dimensional) Header-only class

Definition at line 14 of file linearInterp.h.

Constructor & Destructor Documentation

linearInterp() [1/2]

linearInterp::linearInterp ( )

inline

Default (empty) constructor.

Definition at line 63 of file linearInterp.h.

linearInterp() [2/2]

linearInterp::linearInterp ( std::vector< double > &  _X, std::vector< double > &  _Y  )

inline

constructor function

Parameters

_X	grid of abscissas forming the basis for interpolation
_Y	grid of ordinate values _Y(_X) forming the basis for interpolation

Definition at line 68 of file linearInterp.h.

Member Function Documentation

interp()

double linearInterp::interp ( double  x )

inline

Interpolation function for arbitrary point x.

Parameters

x	input: grid value we are interpolating to (abscissa)

Returns

interpolated value y(x)

Definition at line 35 of file linearInterp.h.

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set_bounding_indicies()

void linearInterp::set_bounding_indicies ( double  x )

inlineprivate

find values of ilo and ihi using a search algorithm from stl

Parameters

x	input: grid value we are interpolating to (abscissa)

Definition at line 44 of file linearInterp.h.

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Member Data Documentation

X

std::vector<double>* linearInterp::X

abscissas for Y(X)

Definition at line 18 of file linearInterp.h.

Y

std::vector<double>* linearInterp::Y

ordinate values for Y(X)

Definition at line 19 of file linearInterp.h.

nxy

int linearInterp::nxy

number of grid points

Definition at line 21 of file linearInterp.h.

ilo

int linearInterp::ilo

private

lower of adjacent bounding grid points for desired interpolation point

Definition at line 25 of file linearInterp.h.

ihi

int linearInterp::ihi

private

upper of adjacent bounding grid points for desired interpolation point

Definition at line 26 of file linearInterp.h.

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

• /Users/dol4/Desktop/ignis/src/linearInterp.h