Transformation from 3D to 2D.

X axis represent Z coordinate. Y axis have value of radius with a sign of Y coordinate.

Definition at line 160 of file TEveProjections.h.

Public Member Functions
	TEveRhoZProjection ()
	Constructor.

virtual	~TEveRhoZProjection ()

virtual Bool_t	AcceptSegment (TEveVector &v1, TEveVector &v2, Float_t tolerance) const
	Check if segment of two projected points is valid.

virtual Float_t *	GetProjectedCenter ()
	Get projected center.

virtual Bool_t	HasSeveralSubSpaces () const

virtual Bool_t	Is2D () const

virtual Bool_t	Is3D () const

virtual Bool_t	IsOnSubSpaceBoundrary (const TEveVector &v) const
	Checks if point is on sub-space boundary.

virtual void	ProjectPoint (Float_t &x, Float_t &y, Float_t &z, Float_t d, EPProc_e proc=kPP_Full)
	Project point.

virtual void	SetCenter (TEveVector &v)
	Set center of distortion (virtual method).

virtual void	SetDirectionalVector (Int_t screenAxis, TEveVector &vec)
	Get direction in the unprojected space for axis index in the projected space.

virtual Int_t	SubSpaceId (const TEveVector &v) const
	Return sub-space id for the point.

Public Member Functions inherited from TEveProjection
	TEveProjection ()
	Constructor.

virtual	~TEveProjection ()

void	AddPreScaleEntry (Int_t coord, Float_t max_val, Float_t scale)
	Add new scaling range for given coordinate.

virtual void	BisectBreakPoint (TEveVector &vL, TEveVector &vR, Bool_t project_result=kFALSE, Float_t depth=0)
	Find break-point on both sides of the discontinuity.

virtual void	BisectBreakPoint (TEveVector &vL, TEveVector &vR, Float_t eps_sqr)
	Find break-point on both sides of the discontinuity.

void	ChangePreScaleEntry (Int_t coord, Int_t entry, Float_t new_scale)
	Change scale for given entry and coordinate.

void	ClearPreScales ()
	Clear all pre-scaling information.

Bool_t	GetDisplaceOrigin () const

Float_t	GetDistortion () const

Float_t	GetFixR () const

Float_t	GetFixZ () const

EGeoMode_e	GetGeoMode () const

Float_t	GetLimit (Int_t i, Bool_t pos)
	Method previously used by TEveProjectionAxesGL. Now obsolete.

Float_t	GetMaxTrackStep () const

const Char_t *	GetName () const

TEveVector	GetOrthogonalCenter (int idx, TEveVector &out)
	Get center ortogonal to given axis index.

Float_t	GetPastFixRFac () const

Float_t	GetPastFixZFac () const

virtual Float_t	GetScreenVal (Int_t ax, Float_t value)
	Project point on given axis and return projected value.

Float_t	GetScreenVal (Int_t i, Float_t x, TEveVector &dirVec, TEveVector &oCenter)
	Project point on given axis and return projected value.

EPType_e	GetType () const

Bool_t	GetUsePreScale () const

virtual Float_t	GetValForScreenPos (Int_t ax, Float_t value)
	Inverse projection.

void	PreScalePoint (Float_t &x, Float_t &y)
	Pre-scale point (x, y) in projected coordinates for 2D projections:

void	PreScalePoint (Float_t &x, Float_t &y, Float_t &z)
	Pre-scale point (x, y, z) in projected coordinates for 3D projection.

void	ProjectPointdv (const TEveTrans t, const Double_t p, Double_t *v, Float_t d)
	Project double array, converting it to global coordinate system first if transformation matrix is set.

void	ProjectPointdv (Double_t *v, Float_t d)
	Project double array.

void	ProjectPointfv (const TEveTrans t, const Float_t p, Float_t *v, Float_t d)
	Project float array, converting it to global coordinate system first if transformation matrix is set.

void	ProjectPointfv (Float_t *v, Float_t d)
	Project float array.

void	ProjectVector (const TEveTrans *t, TEveVector &v, Float_t d)
	Project TEveVector, converting it to global coordinate system first if transformation matrix is set.

void	ProjectVector (TEveVector &v, Float_t d)
	Project TEveVector.

const TEveVector &	RefCenter () const

void	SetDisplaceOrigin (bool)
	Set flag to displace for center.

void	SetDistortion (Float_t d)
	Set distortion.

void	SetFixR (Float_t x)
	Set fixed radius.

void	SetFixZ (Float_t x)
	Set fixed radius.

void	SetGeoMode (EGeoMode_e m)

void	SetMaxTrackStep (Float_t x)

void	SetName (const Char_t *txt)

void	SetPastFixRFac (Float_t x)
	Set 2's-exponent for relative scaling beyond FixR.

void	SetPastFixZFac (Float_t x)
	Set 2's-exponent for relative scaling beyond FixZ.

void	SetType (EPType_e t)

void	SetUsePreScale (Bool_t x)

Private Attributes
TEveVector	fProjectedCenter

Additional Inherited Members
Public Types inherited from TEveProjection
enum	EGeoMode_e { kGM_Unknown , kGM_Polygons , kGM_Segments }

enum	EPProc_e { kPP_Plane , kPP_Distort , kPP_Full }

enum	EPType_e { kPT_Unknown , kPT_RhoZ , kPT_RPhi , kPT_XZ , kPT_YZ , kPT_ZX , kPT_ZY , kPT_3D , kPT_End }

typedef std::vector< PreScaleEntry_t >::iterator	vPreScale_i

typedef std::vector< PreScaleEntry_t >	vPreScale_t

Static Public Attributes inherited from TEveProjection
static Float_t	fgEps = 0.005f

static Float_t	fgEpsSqr = 0.000025f

Protected Member Functions inherited from TEveProjection
void	PreScaleVariable (Int_t dim, Float_t &v)
	Pre-scale single variable with pre-scale entry dim.

Protected Attributes inherited from TEveProjection
TEveVector	fCenter

bool	fDisplaceOrigin

Float_t	fDistortion

Float_t	fFixR

Float_t	fFixZ

EGeoMode_e	fGeoMode

Float_t	fMaxTrackStep

TString	fName

Float_t	fPastFixRFac

Float_t	fPastFixRScale

Float_t	fPastFixZFac

Float_t	fPastFixZScale

vPreScale_t	fPreScales [3]

Float_t	fScaleR

Float_t	fScaleZ

EPType_e	fType

Bool_t	fUsePreScale

#include <TEveProjections.h>

Inheritance diagram for TEveRhoZProjection:

[legend]

Constructor & Destructor Documentation

◆ TEveRhoZProjection()

TEveRhoZProjection::TEveRhoZProjection ( )

Constructor.

Definition at line 552 of file TEveProjections.cxx.

◆ ~TEveRhoZProjection()

virtual TEveRhoZProjection::~TEveRhoZProjection ( )

inlinevirtual

Definition at line 167 of file TEveProjections.h.

Member Function Documentation

◆ AcceptSegment()

Bool_t TEveRhoZProjection::AcceptSegment	(	TEveVector &	v1,
		TEveVector &	v2,
		Float_t	tolerance
	)		const

virtual

Check if segment of two projected points is valid.

Move slightly one of the points if by shifting it by no more than tolerance the segment can become acceptable.

Reimplemented from TEveProjection.

Definition at line 652 of file TEveProjections.cxx.

◆ GetProjectedCenter()

virtual Float_t * TEveRhoZProjection::GetProjectedCenter ( )

inlinevirtual

Get projected center.

Reimplemented from TEveProjection.

Definition at line 175 of file TEveProjections.h.

◆ HasSeveralSubSpaces()

virtual Bool_t TEveRhoZProjection::HasSeveralSubSpaces ( ) const

inlinevirtual

Reimplemented from TEveProjection.

Definition at line 177 of file TEveProjections.h.

◆ Is2D()

virtual Bool_t TEveRhoZProjection::Is2D ( ) const

inlinevirtual

Implements TEveProjection.

Definition at line 169 of file TEveProjections.h.

◆ Is3D()

virtual Bool_t TEveRhoZProjection::Is3D ( ) const

inlinevirtual

Implements TEveProjection.

Definition at line 170 of file TEveProjections.h.

◆ IsOnSubSpaceBoundrary()

Bool_t TEveRhoZProjection::IsOnSubSpaceBoundrary ( const TEveVector & v ) const

virtual

Checks if point is on sub-space boundary.

Reimplemented from TEveProjection.

Definition at line 689 of file TEveProjections.cxx.

◆ ProjectPoint()

void TEveRhoZProjection::ProjectPoint	(	Float_t &	x,
		Float_t &	y,
		Float_t &	z,
		Float_t	d,
		EPProc_e	proc = `kPP_Full`
	)

virtual

Project point.

Implements TEveProjection.

Definition at line 562 of file TEveProjections.cxx.

◆ SetCenter()

void TEveRhoZProjection::SetCenter ( TEveVector & v )

virtual

Set center of distortion (virtual method).

Reimplemented from TEveProjection.

Definition at line 615 of file TEveProjections.cxx.

◆ SetDirectionalVector()

void TEveRhoZProjection::SetDirectionalVector	(	Int_t	screenAxis,
		TEveVector &	vec
	)

virtual

Get direction in the unprojected space for axis index in the projected space.

This is virtual method from base-class TEveProjection.

Reimplemented from TEveProjection.

Definition at line 637 of file TEveProjections.cxx.

◆ SubSpaceId()

Int_t TEveRhoZProjection::SubSpaceId ( const TEveVector & v ) const

virtual

Return sub-space id for the point.

0 - upper half-space 1 - lower half-space

Reimplemented from TEveProjection.

Definition at line 681 of file TEveProjections.cxx.

Member Data Documentation

◆ fProjectedCenter

TEveVector TEveRhoZProjection::fProjectedCenter

private

Definition at line 163 of file TEveProjections.h.

Libraries for TEveRhoZProjection:

[legend]

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

graf3d/eve/inc/TEveProjections.h
graf3d/eve/src/TEveProjections.cxx

Public Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TEveRhoZProjection()

◆ ~TEveRhoZProjection()

Member Function Documentation

◆ AcceptSegment()

◆ GetProjectedCenter()

◆ HasSeveralSubSpaces()

◆ Is2D()

◆ Is3D()

◆ IsOnSubSpaceBoundrary()

◆ ProjectPoint()

◆ SetCenter()

◆ SetDirectionalVector()

◆ SubSpaceId()

Member Data Documentation

◆ fProjectedCenter