This class provides a light source, which emitts along a straight line. More...

#include <lightsrc.h>

Inheritance diagram for GOAT::raytracing::LightSrcLine:

Public Member Functions
void	binReadItem (std::ifstream &os)
	reads content of LightSrc from a binary file, represented by os (has to be specified by the derived classes)
void	binWriteItem (std::ofstream &os)
	writes content of LightSrc in a binary file, represented by is (has to be specified by the derived classes)focuspos
	LightSrcLine ()
	LightSrcLine (maths::Vector< double > Pos, int N, double wvl, double size, maths::Vector< double > k=maths::ez, maths::Vector< double > direction=maths::ey)
	constructor
int	next (IRay &S)
int	next (Ray_pow &S)
int	next (RayBase *ray)
int	next (tubedRay &S)
Public Member Functions inherited from GOAT::raytracing::LightSrc
void	addObject (ObjectShape *obj)
	add single object to the object list
void	adjustDirection ()
void	binRead (std::ifstream &is)
	writes content of LightSrc in a binary file, represented by is
void	binWrite (std::ofstream &os)
	reads content of LightSrc from a binary file, represented by os
void	clearObjects ()
	clear object list
double	getDensity ()
	returns the ray density, i.e. the number of rays per unit length (=D/N)
maths::Vector< std::complex< double > >	getInitPol ()
double	getIsum1 ()
double	getIsum2 ()
maths::Vector< double >	getk ()
	returns the main direction of the light source
int	getNumObjs ()
	returns the number of Objects (only needed, when used seperately outside scene)
int	getNumRays ()
	returns the number of rays (per direction in space)
int	getNumRaysRT ()
ObjectShape *	getObject (int i)
	returns i-th item in the object list
maths::Vector< double >	getPos ()
	returns the position of the light source. This is the center of the square area of the light source
double	getWavelength ()
double	getWavenumber ()
	LightSrc ()
	LightSrc (const LightSrc &)
	Copy constructor.
void	ObjectList (int Anz, std::vector< ObjectShape * > Obj)
int	rayType ()
	returns the current ray type
void	removeObject (ObjectShape *obj)
	remove object from the object list
void	reset ()
	Reset everything (counting starts from the beginning)
void	setD (double D)
	sets the width of the light source (this resets also the ray counter)
void	setD (double D1, double D2)
void	setk (const maths::Vector< double > &k)
	sets the main direction of the light source
void	setN0 (std::complex< double > n0)
	sets the complex valued refractive index of the intermediate medium
void	setNumRays (int N)
void	setNumRaysRT (int numRaysRT)
void	setObject (ObjectShape *O, int i=-1)
	exchanges i-th object in the object list
void	setPol (maths::Vector< std::complex< double > > pol)
	sets the polarisation
void	setPos (maths::Vector< double > P)
	sets the position of the light source. This is the center of the square area of the light source
void	setR0 (double r0)
	sets the radius of the calculation sphere
void	setWavelength (double wvl)
void	setWavenumber (double k0)
	~LightSrc (void)
virtual double	area ()

Public Attributes
maths::Vector< double >	direction
double	size
Public Attributes inherited from GOAT::raytracing::LightSrc
double	D
	width of the square light source area
double	D1
double	D2
	width in the e1- and the e2-direction (used only for _mc versions of LightSrc)
double	density
	ray density, i.e. distance between two neighboring rays
maths::Vector< double >	e1
maths::Vector< double >	e2
	unit vectors that span the light source area
int	i1
	first index of the ray inside the starting area (for internal use, -1 if the calculation has not yet been started)
int	i2
	second index of the ray inside the starting area (for internal use, -1 if the calculation has not yet been started)
maths::Vector< std::complex< double > >	initPol
	Polarisation, if the k-Vector points in z-direction.
maths::Vector< double >	k
	main direction of the light source
int	N =10000
	number of rays (per direction)
std::complex< double >	n0
	refractive index of the intermediate medium
int	numObjs
	number of objects
std::vector< ObjectShape * >	Obj
	list of all objects
double	P0 =1.0
	power
double	Pall
	overall Power
maths::Vector< std::complex< double > >	Pol
	polarisation (default: (0.0, 1.0, 0.0)
maths::Vector< std::complex< double > >	Pol2
	second polarisation (used by IRay)
int	polType
	Polarisationsrichtung (s.o.)
maths::Vector< double >	Pos
	position of the light source (center of the square area of the light source)
double	r0 =1.0
	radius of the calculation sphere
int	rayCounter =0
int	raytype
	Strahltyp : ray oder ISTRAHL (=RAY oder IRAY)
bool	suppress_phase_progress = false
	if set true, the phase won't be changed when calling a next method (needed for USP-calculations)
int	type
	type of the light source

Additional Inherited Members
Protected Attributes inherited from GOAT::raytracing::LightSrc
double	Isum1
double	Isum2
double	k0
	wavenumber (i.e. \( \frac{2\pi}{\lambda}\)
int	numRaysRT =20
	used in GOATvis to determine number of rays for ray representation
maths::Vector< double >	rotVec =maths::Vector<double>(1,0,0)
	Vector which holds the spherical coordinates \(r\), \(\vartheta\) and \(\varphi\) of the direction vector k.
double	wvl =1
	wavelength

Detailed Description

This class provides a light source, which emitts along a straight line.

Definition at line 224 of file lightsrc.h.

Constructor & Destructor Documentation

◆ LightSrcLine() [1/2]

GOAT::raytracing::LightSrcLine::LightSrcLine ( )

◆ LightSrcLine() [2/2]

GOAT::raytracing::LightSrcLine::LightSrcLine	(	maths::Vector< double >	Pos,
		int	N,
		double	wvl,
		double	size,
		maths::Vector< double >	k = maths::ez,
		maths::Vector< double >	direction = maths::ey )

constructor

Parameters

Pos	Position of the light source
N	number of rays along straight line
size	length of the light source
direction	direction of light source (not the direction of emission !)

Member Function Documentation

◆ binReadItem()

void GOAT::raytracing::LightSrcLine::binReadItem ( std::ifstream & os )

inlinevirtual

reads content of LightSrc from a binary file, represented by os (has to be specified by the derived classes)

Implements GOAT::raytracing::LightSrc.

Definition at line 241 of file lightsrc.h.

◆ binWriteItem()

void GOAT::raytracing::LightSrcLine::binWriteItem ( std::ofstream & os )

inlinevirtual

writes content of LightSrc in a binary file, represented by is (has to be specified by the derived classes)focuspos

Implements GOAT::raytracing::LightSrc.

Definition at line 240 of file lightsrc.h.

◆ next() [1/4]

int GOAT::raytracing::LightSrcLine::next ( IRay & S )

virtual

Implements GOAT::raytracing::LightSrc.

◆ next() [2/4]

int GOAT::raytracing::LightSrcLine::next ( Ray_pow & S )

virtual

Implements GOAT::raytracing::LightSrc.

◆ next() [3/4]

int GOAT::raytracing::LightSrcLine::next ( RayBase * ray )

virtual

These functions return the next ray of the light source for further calculations

Parameters

ray next ray

Return values

LIGHTSRC_NOT_LAST_RAY,if ray is not the last ray, LIGHTSRC_IS_LAST_RAY, if the ray is the last ray or LIGHTSRC_ERROR if an error occured

Implements GOAT::raytracing::LightSrc.

◆ next() [4/4]

int GOAT::raytracing::LightSrcLine::next ( tubedRay & S )

virtual

Implements GOAT::raytracing::LightSrc.

Member Data Documentation

◆ direction

maths::Vector<double> GOAT::raytracing::LightSrcLine::direction

Definition at line 242 of file lightsrc.h.

◆ size

double GOAT::raytracing::LightSrcLine::size

Definition at line 243 of file lightsrc.h.

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

raytracing/lightsrc.h

Public Member Functions

Public Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ LightSrcLine() [1/2]

◆ LightSrcLine() [2/2]

Member Function Documentation

◆ binReadItem()

◆ binWriteItem()

◆ next() [1/4]

◆ next() [2/4]

◆ next() [3/4]

◆ next() [4/4]

Member Data Documentation

◆ direction

◆ size