Implements a native ROOT-GL cylinder that can be rendered at different levels of detail.

Definition at line 21 of file TGLCylinder.h.

Public Member Functions
	TGLCylinder (const TBuffer3DTube &buffer)
	Copy out relevant parts of buffer - we create and delete mesh parts on demand in DirectDraw() and they are DL cached.

	~TGLCylinder ()
	destructor

virtual void	DirectDraw (TGLRnrCtx &rnrCtx) const
	Debug tracing.

virtual UInt_t	DLOffset (Short_t lod) const
	Return display-list offset for given LOD.

virtual Short_t	QuantizeShapeLOD (Short_t shapeLOD, Short_t combiLOD) const
	Factor in scene/viewer LOD and quantize.

virtual ELODAxes	SupportedLODAxes () const

Public Member Functions inherited from TGLLogicalShape
	TGLLogicalShape ()
	global flag for usage of display-lists in shapes that use vertex arrays

	TGLLogicalShape (const TBuffer3D &buffer)
	Constructor from TBuffer3D.

	TGLLogicalShape (TObject *obj)
	Constructor with external object.

virtual	~TGLLogicalShape ()
	Destroy logical shape.

void	AddRef (TGLPhysicalShape *phys) const
	Add reference to given physical shape.

virtual Bool_t	AlwaysSecondarySelect () const

const TGLBoundingBox &	BoundingBox () const

void	DestroyPhysicals ()
	Destroy all physicals attached to this logical.

virtual void	DLCacheClear ()
	Clear all entries for all LODs for this drawable from the display list cache but keeping the reserved ids from GL context.

virtual void	DLCacheDrop ()
	Drop all entries for all LODs for this drawable from the display list cache, WITHOUT returning the reserved ids to GL context.

virtual void	DLCachePurge ()
	Purge all entries for all LODs for this drawable from the display list cache, returning the reserved ids to GL context.

virtual void	Draw (TGLRnrCtx &rnrCtx) const
	Draw the GL drawable, using draw flags.

virtual void	DrawHighlight (TGLRnrCtx &rnrCtx, const TGLPhysicalShape *pshp, Int_t lvl=-1) const
	Draw the logical shape in highlight mode.

TObject *	GetExternal () const

const TGLPhysicalShape *	GetFirstPhysical () const

TGLScene *	GetScene () const

TObject *	ID () const

virtual Bool_t	IgnoreSizeForOfInterest () const
	Return true if size of this shape should be ignored when determining if the object should be drawn.

void	InvokeContextMenu (TContextMenu &menu, UInt_t x, UInt_t y) const
	Invoke popup menu or our bound external TObject (if any), using passed 'menu' object, at location 'x' 'y'.

virtual Bool_t	KeepDuringSmartRefresh () const

virtual void	ProcessSelection (TGLRnrCtx &rnrCtx, TGLSelectRecord &rec)
	Virtual method called-back after a secondary selection hit is recorded (see TGLViewer::HandleButton(), Ctrl-Button1).

UInt_t	Ref () const

Bool_t	SetDLCache (Bool_t cached)
	Modify capture of draws into display list cache kTRUE - capture, kFALSE direct draw.

virtual Bool_t	ShouldDLCache (const TGLRnrCtx &rnrCtx) const
	Returns kTRUE if draws should be display list cached kFALSE otherwise.

void	StrongRef (Bool_t strong) const

void	SubRef (TGLPhysicalShape *phys) const
	Remove reference to given physical shape, potentially deleting this object when hitting zero ref-count (if fRefStrong is true).

virtual Bool_t	SupportsSecondarySelect () const

UInt_t	UnrefFirstPhysical ()
	Unreferenced first physical in the list, returning its id and making it fit for destruction somewhere else.

virtual void	UpdateBoundingBox ()

void	UpdateBoundingBoxesOfPhysicals ()
	Update bounding-boxed of all dependent physicals.

Private Attributes
Double_t	fDz

TGLVector3	fHighPlaneNorm

TGLVector3	fLowPlaneNorm

Double_t	fPhi1

Double_t	fPhi2

Double_t	fR1

Double_t	fR2

Double_t	fR3

Double_t	fR4

Bool_t	fSegMesh

Additional Inherited Members
Public Types inherited from TGLLogicalShape
enum	ELODAxes { kLODAxesNone = 0 , kLODAxesX = 1 << 0 , kLODAxesY = 1 << 1 , kLODAxesZ = 1 << 2 , kLODAxesAll = kLODAxesX \| kLODAxesY \| kLODAxesZ }

Static Public Member Functions inherited from TGLLogicalShape
static Bool_t	GetIgnoreSizeForCameraInterest ()
	Get state of static fgIgnoreSizeForCameraInterest flag.

static void	SetEnvDefaults ()

static void	SetIgnoreSizeForCameraInterest (Bool_t isfci)
	Set state of static fgIgnoreSizeForCameraInterest flag.

Protected Member Functions inherited from TGLLogicalShape
void	PurgeDLRange (UInt_t base, Int_t size) const
	External object is a fake.

Protected Attributes inherited from TGLLogicalShape
TGLBoundingBox	fBoundingBox
	Also plays the role of ID.

UInt_t	fDLBase
	scene where object is stored (can be zero!)

Bool_t	fDLCache
	display-list validity bit-field

Int_t	fDLSize
	display-list id base

UShort_t	fDLValid
	display-list size for different LODs

TObject *	fExternalObj
	first replica

TGLPhysicalShape *	fFirstPhysical
	physical instance ref counting

Bool_t	fOwnExtObj
	Strong ref (delete on 0 ref); not in scene.

UInt_t	fRef

Bool_t	fRefStrong
	use display list caching

TGLScene *	fScene
	Shape's bounding box.

Static Protected Attributes inherited from TGLLogicalShape
static Bool_t	fgIgnoreSizeForCameraInterest = kFALSE

static Bool_t	fgUseDLs = kTRUE

static Bool_t	fgUseDLsForVertArrs = kTRUE
	global flag for usage of display-lists

#include <TGLCylinder.h>

Inheritance diagram for TGLCylinder:

[legend]

Constructor & Destructor Documentation

◆ TGLCylinder()

TGLCylinder::TGLCylinder ( const TBuffer3DTube & buffer )

Copy out relevant parts of buffer - we create and delete mesh parts on demand in DirectDraw() and they are DL cached.

Definition at line 521 of file TGLCylinder.cxx.

◆ ~TGLCylinder()

TGLCylinder::~TGLCylinder ( )

destructor

Definition at line 583 of file TGLCylinder.cxx.

Member Function Documentation

◆ DirectDraw()

void TGLCylinder::DirectDraw ( TGLRnrCtx & rnrCtx ) const

virtual

Debug tracing.

Implements TGLLogicalShape.

Definition at line 627 of file TGLCylinder.cxx.

◆ DLOffset()

UInt_t TGLCylinder::DLOffset ( Short_t lod ) const

virtual

Return display-list offset for given LOD.

Calculation based on what is done in virtual QuantizeShapeLOD below.

Reimplemented from TGLLogicalShape.

Definition at line 591 of file TGLCylinder.cxx.

◆ QuantizeShapeLOD()

Short_t TGLCylinder::QuantizeShapeLOD	(	Short_t	shapeLOD,
		Short_t	combiLOD
	)		const

virtual

Factor in scene/viewer LOD and quantize.

Reimplemented from TGLLogicalShape.

Definition at line 603 of file TGLCylinder.cxx.

◆ SupportedLODAxes()

virtual ELODAxes TGLCylinder::SupportedLODAxes ( ) const

inlinevirtual

Reimplemented from TGLLogicalShape.

Definition at line 39 of file TGLCylinder.h.

Member Data Documentation

◆ fDz

Double_t TGLCylinder::fDz

private

Definition at line 25 of file TGLCylinder.h.

◆ fHighPlaneNorm

TGLVector3 TGLCylinder::fHighPlaneNorm

private

Definition at line 28 of file TGLCylinder.h.

◆ fLowPlaneNorm

TGLVector3 TGLCylinder::fLowPlaneNorm

private

Definition at line 28 of file TGLCylinder.h.

◆ fPhi1

Double_t TGLCylinder::fPhi1

private

Definition at line 26 of file TGLCylinder.h.

◆ fPhi2

Double_t TGLCylinder::fPhi2

private

Definition at line 26 of file TGLCylinder.h.

◆ fR1

Double_t TGLCylinder::fR1

private

Definition at line 24 of file TGLCylinder.h.

◆ fR2

Double_t TGLCylinder::fR2

private

Definition at line 24 of file TGLCylinder.h.

◆ fR3

Double_t TGLCylinder::fR3

private

Definition at line 24 of file TGLCylinder.h.

◆ fR4

Double_t TGLCylinder::fR4

private

Definition at line 24 of file TGLCylinder.h.

◆ fSegMesh

Bool_t TGLCylinder::fSegMesh

private

Definition at line 29 of file TGLCylinder.h.

Libraries for TGLCylinder:

[legend]

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

graf3d/gl/inc/TGLCylinder.h
graf3d/gl/src/TGLCylinder.cxx

Public Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TGLCylinder()

◆ ~TGLCylinder()

Member Function Documentation

◆ DirectDraw()

◆ DLOffset()

◆ QuantizeShapeLOD()

◆ SupportedLODAxes()

Member Data Documentation

◆ fDz

◆ fHighPlaneNorm

◆ fLowPlaneNorm

◆ fPhi1

◆ fPhi2

◆ fR1

◆ fR2

◆ fR3

◆ fR4

◆ fSegMesh