SourceOverzier Class Reference

Structure for holding parameters for one or more galaxy images according to the Overzier model. More...

#include <overzier_source.h>

Inheritance diagram for SourceOverzier:

Collaboration diagram for SourceOverzier:

Public Member Functions
	SourceOverzier (PosType mag, PosType mag_bulge, Band band, double zero_point, PosType Reff, PosType Rdisk, PosType PA, PosType inclination, unsigned long my_id, PosType my_z, const PosType *theta)
	SourceOverzier (const SourceOverzier &s)
SourceOverzier &	operator= (const SourceOverzier &s)
void	setInternals (PosType mag, PosType mag_bulge, Band band, PosType Reff, PosType Rdisk, PosType PA, PosType inclination, unsigned long my_id, PosType my_z, const PosType *my_theta)
	Sets internal variables. If default constructor is used this must be called before the surface brightness function.
virtual PosType	SurfaceBrightness (const PosType *x) const
	Surface brightness in erg/cm^2/sec/rad^2/Hz.
PosType	getTotalFlux () const
void	printSource ()
PosType	getMag () const
	get magnitude of whole galaxy. Which band this is in depends on which was passed in the constructor
PosType	getMag (Band band) const
PosType	getMagBulge () const
PosType	getMagBulge (Band band) const
virtual void	setMag (PosType my_mag, Band band, PosType zero_point)
	magnitude in specific band
virtual void	setMagBulge (PosType my_mag, Band band, PosType zero_point)
	magnitude in specific band
PosType	getReff () const
	bulge half light radius in arcseconds
PosType	getRdisk () const
	disk scale height in arcseconds
PosType	getBtoT () const
	the bulge to total flux ratio
PosType	getPA () const
	position angle in radians
PosType	getInclination () const
	inclination in radians
float	getSEDtype () const
void	setSEDtype (float s)
virtual void	changeBand (Band band)
	change the working band
PosType	getMinSize (PosType f)
Public Member Functions inherited from Source
	Source (PosType r, Point_2d x, PosType z, PosType SBlimit, PosType zero_point)
	shell constructor
	Source (const Source &s)
Source &	operator= (const Source &s)
double	SBlimit_magarcsec (double limit)
	convert mag/arcsec^2 to flux units
PosType	getSBlimit ()
	Gets sb_limit in erg/cm^2/sec/rad^2/Hz.
PosType	getSBlimit_magarcsec ()
	Gets sb_limit in mag/arcsec^2.
PosType	getZ () const
	Redshift of source.
void	setZ (PosType my_z)
PosType	getRadius () const
	Radius of source in radians.
void	setRadius (PosType my_radius)
	Reset the radius of the source in radians.
Point_2d	getTheta () const
	position of source in radians
void	getTheta (PosType *x) const
	position of source in radians
void	getTheta (Point_2d &x) const
	position of source in radians
void	setTheta (PosType *xx)
	Reset the position of the source in radians.
void	setTheta (PosType my_x, PosType my_y)
void	setTheta (const Point_2d &p)
void	setSBlimit (float limit)
	Sets sb_limit in erg/cm^2/sec/rad^2/Hz.
void	setMagZeroPoint (float zeropoint)
double	getMagZeroPoint ()
PosType	changeFilter (std::string filter_in, std::string filter_out, std::string sed)
	Calculates the difference in magnitude when changing the observing filter.
PosType	integrateFilter (std::vector< PosType > wavel_fil, std::vector< PosType > fil)
	Calculates the integral of the filter curve given as an array of (x,y) values.
PosType	integrateFilterSED (std::vector< PosType > wavel_fil, std::vector< PosType > fil, std::vector< PosType > wavel_sed, std::vector< PosType > sed)
	Calculates the integral of the sed multiplied by the filter curve.
double	TEST_surface_brightness (double res, int N)
	test if flux in pixels matches total flux
long	getID () const
void	setID (long i)

Static Public Member Functions
static PosType *	getx (SourceOverzier &sourceo)
Static Public Member Functions inherited from Source
static PosType *	getx (Source &source)

Protected Member Functions
void	renormalize_current ()
void	assignParams (InputParams &params)
Protected Member Functions inherited from Source
double	flux_to_mag (double flux) const

Protected Attributes
SourceSersic	spheroid
float	sedtype = -1
Params	current
Protected Attributes inherited from Source
PosType	source_r
	charactoristic source size
Point_2d	source_x
	center of source
PosType	zsource
	redshift of source
PosType	sb_limit
long	id
double	mag_zero_point

Static Protected Attributes
static std::map< Band, PosType >	zeropoints

Detailed Description

Structure for holding parameters for one or more galaxy images according to the Overzier model.

Constructor & Destructor Documentation

SourceOverzier()

SourceOverzier::SourceOverzier	(	PosType	my_mag,
		PosType	mag_bulge,
		Band	band,
		double	zeropoint,
		PosType	Reff,
		PosType	Rdisk,
		PosType	PA,
		PosType	inclination,
		unsigned long	my_id,
		PosType	my_z,
		const PosType *	theta )

Parameters

my_mag	Total magnitude
mag_bulge	magnitude of bulge
zeropoint	magnitude zero point
Reff	Bulge half light radius (arcs)
Rdisk	disk scale hight (arcs)
PA	Position angle (radians)
inclination	inclination of disk (radians)
my_id	id number
my_z	optional redshift
theta	optional angular position on the sky

Member Function Documentation

assignParams()

void SourceOverzier::assignParams ( InputParams & params )

protectedvirtual

Reimplemented from Source.

changeBand()

void SourceOverzier::changeBand ( Band band )

virtual

change the working band

Reimplemented in SourceOverzierPlus.

getMinSize()

PosType SourceOverzier::getMinSize ( PosType f )

inline

Returns minimum of the radii at which disk and bulge have a surf. brightness equal to a fraction f of the central one TODO: Fabio: Needs to be tested and improved (Bulge is so steep in the center that output values are very small)

getTotalFlux()

PosType SourceOverzier::getTotalFlux ( ) const

virtual

Implements Source.

printSource()

void SourceOverzier::printSource ( )

virtual

Implements Source.

setMag()

virtual void SourceOverzier::setMag ( PosType my_mag, Band band, PosType zero_point )

inlinevirtual

magnitude in specific band

Reimplemented in SourceOverzierPlus.

setMagBulge()

virtual void SourceOverzier::setMagBulge ( PosType my_mag, Band band, PosType zero_point )

inlinevirtual

magnitude in specific band

Reimplemented in SourceOverzierPlus.

SurfaceBrightness()

PosType SourceOverzier::SurfaceBrightness ( const PosType * y ) const

virtual

Surface brightness in erg/cm^2/sec/rad^2/Hz.

Parameters

y	position in radians

Implements Source.

Reimplemented in SourceOverzierPlus.

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

• SLsimLib/include/overzier_source.h
• SLsimLib/Source/overzier.cpp