TAttBBox Class Reference

Helper for management of bounding-box information.

Optionally used by classes that use direct OpenGL rendering via <Class>GL class.

Definition at line 17 of file TAttBBox.h.

Public Member Functions
	TAttBBox ()
virtual	~TAttBBox ()
Float_t *	AssertBBox ()
virtual void	ComputeBBox ()=0
Float_t *	GetBBox ()
Bool_t	GetBBoxOK () const
TAttBBox &	operator= (const TAttBBox &tab)
void	ResetBBox ()
void	SetupBBoxCube (Float_t extent, Float_t x, Float_t y, Float_t z)
	Setup bounding box as cube with given extent and center position.

Protected Member Functions
	TAttBBox (const TAttBBox &tab)
void	AssertBBoxExtents (Float_t epsilon=0.005)
	Assert extents of all sides of the bounding-box are at least epsilon.
void	BBoxCheckPoint (const Float_t *p)
void	BBoxCheckPoint (Float_t x, Float_t y, Float_t z)
void	BBoxClear ()
	Remove BBox information.
void	BBoxInit (Float_t infinity=1e6)
	Dynamic Float_t[6] X(min,max), Y(min,max), Z(min,max)
void	BBoxZero (Float_t epsilon=0, Float_t x=0, Float_t y=0, Float_t z=0)
	Create cube of volume (2*epsilon)^3 at (x,y,z).

Protected Attributes
Float_t *	fBBox

#include <TAttBBox.h>

Inheritance diagram for TAttBBox:

Constructor & Destructor Documentation

TAttBBox() [1/2]

TAttBBox::TAttBBox ( const TAttBBox &  tab )

inlineprotected

Definition at line 31 of file TAttBBox.h.

TAttBBox() [2/2]

TAttBBox::TAttBBox ( )

inline

Definition at line 36 of file TAttBBox.h.

~TAttBBox()

virtual TAttBBox::~TAttBBox ( )

inlinevirtual

Definition at line 37 of file TAttBBox.h.

Member Function Documentation

AssertBBox()

Float_t * TAttBBox::AssertBBox ( )

inline

Definition at line 45 of file TAttBBox.h.

AssertBBoxExtents()

void TAttBBox::AssertBBoxExtents ( Float_t  epsilon = 0.005 )

protected

Assert extents of all sides of the bounding-box are at least epsilon.

Definition at line 62 of file TAttBBox.cxx.

BBoxCheckPoint() [1/2]

void TAttBBox::BBoxCheckPoint ( const Float_t *  p )

inlineprotected

Definition at line 68 of file TAttBBox.h.

BBoxCheckPoint() [2/2]

void TAttBBox::BBoxCheckPoint ( Float_t  x, Float_t  y, Float_t  z  )

inlineprotected

Definition at line 58 of file TAttBBox.h.

BBoxClear()

void TAttBBox::BBoxClear ( )

protected

Remove BBox information.

Definition at line 54 of file TAttBBox.cxx.

BBoxInit()

void TAttBBox::BBoxInit ( Float_t  infinity = 1e6 )

protected

Dynamic Float_t[6] X(min,max), Y(min,max), Z(min,max)

Allocate and prepare for incremental filling.

Definition at line 29 of file TAttBBox.cxx.

BBoxZero()

void TAttBBox::BBoxZero ( Float_t  epsilon = 0, Float_t  x = 0, Float_t  y = 0, Float_t  z = 0  )

protected

Create cube of volume (2*epsilon)^3 at (x,y,z).

epsilon is zero by default.

Definition at line 42 of file TAttBBox.cxx.

ComputeBBox()

virtual void TAttBBox::ComputeBBox ( )

pure virtual

Implemented in TEveArrow, TEveBox, TEveBoxProjected, TEveBoxSet, TEveCalo3D, TEveCalo2D, TEveCaloLego, TEveGeoShape, TEveGeoShapeProjected, TEveJetCone, TEveJetConeProjected, TEvePolygonSetProjected, TEveProjectionAxes, TEveProjectionManager, TEveQuadSet, TEveStraightLineSet, TEveText, TEveTrack, TEveTriangleSet, TPointSet3D, ROOT::Experimental::REveBox, ROOT::Experimental::REveBoxProjected, ROOT::Experimental::REveBoxSet, ROOT::Experimental::REveCalo3D, ROOT::Experimental::REveCalo2D, ROOT::Experimental::REveCaloLego, ROOT::Experimental::REveGeoShape, ROOT::Experimental::REveGeoShapeProjected, ROOT::Experimental::REveJetCone, ROOT::Experimental::REveJetConeProjected, ROOT::Experimental::REvePointSet, ROOT::Experimental::REvePolygonSetProjected, ROOT::Experimental::REveProjectionManager, ROOT::Experimental::REveStraightLineSet, and ROOT::Experimental::REveTrack.

GetBBox()

Float_t * TAttBBox::GetBBox ( )

inline

Definition at line 44 of file TAttBBox.h.

GetBBoxOK()

Bool_t TAttBBox::GetBBoxOK ( ) const

inline

Definition at line 43 of file TAttBBox.h.

operator=()

TAttBBox & TAttBBox::operator= ( const TAttBBox &  tab )

inline

Definition at line 39 of file TAttBBox.h.

ResetBBox()

void TAttBBox::ResetBBox ( )

inline

Definition at line 46 of file TAttBBox.h.

SetupBBoxCube()

void TAttBBox::SetupBBoxCube	(	Float_t	extent,
		Float_t	x,
		Float_t	y,
		Float_t	z
	)

Setup bounding box as cube with given extent and center position.

Definition at line 76 of file TAttBBox.cxx.

Member Data Documentation

fBBox

Float_t* TAttBBox::fBBox

protected

Definition at line 20 of file TAttBBox.h.