KSUtils Class Reference

KStars utility functions. More...

#include <ksutils.h>

List of all members.

Static Public Member Functions
static long double	lagrangeInterpolation (const long double x[], const long double v[], int n, long double xval)
static bool	openDataFile (QFile &file, const QString &filename)

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Detailed Description

KStars utility functions.

Author:

Mark Hollomon

Version:

1.0 Static functions for various purposes. The openDataFile() function searches the standard KDE directories for the data filename given as an argument. (it is impossible to instantiate a KSUtils object; just use the static functions).

Definition at line 32 of file ksutils.h.

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Member Function Documentation

long double KSUtils::lagrangeInterpolation	(	const long double	x[],
		const long double	v[],
		int	n,
		long double	xval
	)			[static]

Lagrange interpolation using a maximum number of 10 points.

Parameters:

	x[]	double array with x values
	v[]	double array with y values
	n	number of points to use for interpolation
	xval	value for which we are looking for the y value.

Definition at line 40 of file ksutils.cpp.

bool KSUtils::openDataFile	(	QFile &	file,
		const QString &	filename
	)			[static]

Attempt to open the data file named filename, using the QFile object "file".

First look in the standard KDE directories, then look in a local "data" subdirectory. If the data file cannot be found or opened, display a warning messagebox. Open a data file.

Parameters:

	&file	The QFile object to be opened
	filename	The name of the data file.

Returns:

bool Returns true if data file was opened successfully.

a reference to the opened file.

Definition at line 22 of file ksutils.cpp.

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

• ksutils.h
• ksutils.cpp