Functions
unsigned long	getNumberOfStations (const boost::property_tree::ptree &xml)
	get number of stations from xml file More...

std::vector< std::string >	getStationNames (const boost::property_tree::ptree &xml)
	get station names from xml file More...

std::string	ra2dms (double angle)
	convert right ascension to string More...

std::string	ra2dms_astFormat (double angle)
	convert right ascension to string More...

std::string	dc2hms (double angle)
	convert declination to string More...

std::string	dc2hms_astFormat (double angle)
	convert declination to string More...

double	freqency2wavelenth (double frequency)
	transforms frequency to wavelength More...

double	wavelength2frequency (double wavelength)
	transforms wavelength to frequency More...

double	wrap2twoPi (double angle)
	wrap angle to interval [0, 2*pi) More...

double	wrap2pi (double angle)
	wrap angle to interval [-pi, pi) More...

int	duration (const boost::posix_time::ptime &start, const boost::posix_time::ptime &end)
	calculate duration between two time points More...

std::string	version ()
	software version number More...

template<typename T >
T	absDiff (const T &a, const T &b)
	absolute difference between two points More...

template<typename T >
std::vector< int >	sortIndexes (const std::vector< T > &v)
	indices of sorted vector elements More...

template<typename K , typename V >
bool	valueExists (std::map< K, V > mapOfElemen, V value)
	checks if a value already exists in a map More...

void	outputObjectList (const std::string &title, const std::vector< std::string > &names, std::ofstream &of, unsigned long indents=4)
	outputs list of objects More...

std::string	weekDay2string (int weekday)
	convert weekday integer to string More...

std::string	month2string (int month)
	convert month integer to string More...

template<typename A , typename B >
std::pair< B, A >	flip_pair (const std::pair< A, B > &p)
	flip pair More...

template<typename A , typename B >
std::map< B, A >	flip_map (const std::map< A, B > &src)
	flip map More...

char	numberOfScans2char (long n)
	converts number of scans (within 900 sec) to character for output tables More...

std::string	numberOfScans2char_header ()
	translation table for number of scans (within 900 sec) to character for output tables More...

void	simplify_inline (std::string &str)
	simplifies the string inline More...

std::string	simplify (const std::string &str)
	generates simplified version of string More...

std::string	milliseconds2string (long long int usec, bool forceSeconds=false)
	converts microseconds to string More...

std::string	version2prefix (int version)
	version number to prefix More...

Function Documentation

template<typename T >

T VieVS::util::absDiff	(	const T &	a,
		const T &	b
	)

absolute difference between two points

Author: Matthias Schartner

prevents underflow errors for unsigned types

Template Parameters

T	template type

Parameters

a	first value
b	second value

Returns: absolute difference

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string VieVS::util::dc2hms ( double angle )

convert declination to string

Author: Matthias Schartner

example output: +00° 00' 00.00"

Parameters

angle declination angle in radians

Returns: output string

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string VieVS::util::dc2hms_astFormat ( double angle )

convert declination to string

Author: Matthias Schartner

example output: +00° 00' 00.00"

Parameters

angle declination angle in radians

Returns: output string

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int VieVS::util::duration	(	const boost::posix_time::ptime &	start,
		const boost::posix_time::ptime &	end
	)

calculate duration between two time points

Author: Matthias Schartner

Parameters

start	start time point
end	end time point

Returns: duration between time points in seconds

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template<typename A , typename B >

std::map<B, A> VieVS::util::flip_map ( const std::map< A, B > & src )

flip map

Author: Matthias Schartner

Parameters

src	map to flip

Returns: flipped map

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template<typename A , typename B >

std::pair<B, A> VieVS::util::flip_pair ( const std::pair< A, B > & p )

flip pair

Author: Matthias Schartner

Parameters

p	pair to flip

Returns: flipped pair

double VieVS::util::freqency2wavelenth ( double frequency )

transforms frequency to wavelength

Author: Matthias Schartner

assuming speed of light wave velocity

Parameters

frequency frequency in Hz

Returns: wavelength in m

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unsigned long VieVS::util::getNumberOfStations ( const boost::property_tree::ptree & xml )

get number of stations from xml file

Author: Matthias Schartner

Parameters

xml	property tree

Returns: number of stations

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std::vector< std::string > VieVS::util::getStationNames ( const boost::property_tree::ptree & xml )

get station names from xml file

Author: Matthias Schartner

Parameters

xml	property tree

Returns: vector of station names

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std::string VieVS::util::milliseconds2string	(	long long int	usec,
		bool	forceSeconds = `false`
	)

converts microseconds to string

Author: Matthias Schartner

Parameters

usec	microseconds
forceSeconds	set format to seconds only

Returns: return duration

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std::string VieVS::util::month2string ( int month )

convert month integer to string

Author: Matthias Schartner

1 = JAN 2 = FEB...

Parameters

month month in integer format

Returns: month in string format

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char VieVS::util::numberOfScans2char ( long n )

converts number of scans (within 900 sec) to character for output tables

Author: Matthias Schartner

Parameters

n	number of scans (within 900 sec)

Returns: output character

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std::string VieVS::util::numberOfScans2char_header ( )

translation table for number of scans (within 900 sec) to character for output tables

Author: Matthias Schartner

Returns: translation table

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void VieVS::util::outputObjectList	(	const std::string &	title,
		const std::vector< std::string > &	names,
		std::ofstream &	of,
		unsigned long	indents = `4`
	)

outputs list of objects

Author: Matthias Schartner

Parameters

title	output title
names	object names
of	outstream object
indents	number of indents

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string VieVS::util::ra2dms ( double angle )

convert right ascension to string

Author: Matthias Schartner

example output: 00h 00m 00.00s

Parameters

angle right ascension angle in radians

Returns: output string

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std::string VieVS::util::ra2dms_astFormat ( double angle )

convert right ascension to string

Author: Matthias Schartner

example output: 00:00:00.000

Parameters

angle right ascension angle in radians

Returns: output string

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std::string VieVS::util::simplify ( const std::string & str )

generates simplified version of string

Author: Matthias Schartner

simplify meaning that multiple whitespaces are converted to only one whitespace

Parameters

str	string that should be processed

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void VieVS::util::simplify_inline ( std::string & str )

simplifies the string inline

Author: Matthias Schartner

simplify meaning that multiple whitespaces are converted to only one whitespace

Parameters

str	string that should be processed

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template<typename T >

std::vector<int> VieVS::util::sortIndexes ( const std::vector< T > & v )

indices of sorted vector elements

Author: Matthias Schartner

Example: input {2.1, 1.3, 0.3, 5.3} would return {2, 1, 0, 3}

Template Parameters

T	vector type

Parameters

v vector

Returns: indices of sorted vector elements

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template<typename K , typename V >

bool VieVS::util::valueExists	(	std::map< K, V >	mapOfElemen,
		V	value
	)

checks if a value already exists in a map

Author: Matthias Schartner

Template Parameters

K	key type
V	value type

Parameters

mapOfElemen	current map
value	target value

Returns: true if target value exists, otherwise false

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string VieVS::util::version ( )

software version number

Author: Matthias Schartner

Returns: software version number

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std::string VieVS::util::version2prefix ( int version )

version number to prefix

Author: Matthias Schartner

Parameters

version version number

Returns: file prefix

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double VieVS::util::wavelength2frequency ( double wavelength )

transforms wavelength to frequency

Author: Matthias Schartner

assuming speed of light wave velocity

Parameters

wavelength wavelength in m

Returns: frequency in Hz

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std::string VieVS::util::weekDay2string ( int weekday )

convert weekday integer to string

Author: Matthias Schartner

0 = SUN 1 = MON 2 = TUE...

Parameters

weekday weekday in integer format

Returns: weekday in string format

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double VieVS::util::wrap2pi ( double angle )

wrap angle to interval [-pi, pi)

Author: Matthias Schartner

Parameters

angle input angle in radians

Returns: output angle

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double VieVS::util::wrap2twoPi ( double angle )

wrap angle to interval [0, 2*pi)

Author: Matthias Schartner

Parameters

angle input angle in radians

Returns: output angle

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Functions

Function Documentation