Logo ROOT  
Reference Guide
No Matches
TGLClip Class Referenceabstract

Abstract clipping shape - derives from TGLPhysicalShape Adds clip mode (inside/outside) and pure virtual method to approximate shape as set of planes.

This plane set is used to perform interactive clipping using OpenGL clip planes.

Definition at line 31 of file TGLClip.h.

Public Types

enum  EMode { kOutside , kInside }
enum  EType { kClipNone = 0 , kClipPlane , kClipBox }
- Public Types inherited from TGLPhysicalShape
enum  EManip {
  kTranslateX = 1 << 0 , kTranslateY = 1 << 1 , kTranslateZ = 1 << 2 , kTranslateAll = kTranslateX | kTranslateY | kTranslateZ ,
  kScaleX = 1 << 3 , kScaleY = 1 << 4 , kScaleZ = 1 << 5 , kScaleAll = kScaleX | kScaleY | kScaleZ ,
  kRotateX = 1 << 6 , kRotateY = 1 << 7 , kRotateZ = 1 << 8 , kRotateAll = kRotateX | kRotateY | kRotateZ ,
  kManipAll = kTranslateAll | kScaleAll | kRotateAll

Public Member Functions

 TGLClip (const TGLLogicalShape &logical, const TGLMatrix &transform, const float color[4])
 Construct a stand-alone physical clipping object.
virtual ~TGLClip ()
 Destroy clip object.
virtual void Draw (TGLRnrCtx &rnrCtx) const
 Draw out clipping object with blending and back + front filling.
EMode GetMode () const
void IncTimeStamp ()
void Invalidate ()
Bool_t IsValid () const
virtual void Modified ()
virtual void PlaneSet (TGLPlaneSet_t &set) const =0
void SetMode (EMode mode)
virtual void Setup (const TGLBoundingBox &bbox)=0
virtual void Setup (const TGLVector3 &, const TGLVector3 &)
 Setup the clipping object with two vectors.
UInt_t TimeStamp () const
- Public Member Functions inherited from TGLPhysicalShape
 TGLPhysicalShape (UInt_t ID, const TGLLogicalShape &logicalShape, const double *transform, Bool_t invertedWind, const Float_t rgba[4])
 Construct a physical shape using arguments:
 TGLPhysicalShape (UInt_t ID, const TGLLogicalShape &logicalShape, const TGLMatrix &transform, Bool_t invertedWind, const Float_t rgba[4])
 Construct a physical shape using arguments:
virtual ~TGLPhysicalShape ()
 Destroy the physical shape.
void AddReference (TGLPShapeRef *ref)
 Add reference ref.
const TGLBoundingBoxBoundingBox () const
virtual void CalculateShapeLOD (TGLRnrCtx &rnrCtx, Float_t &pixSize, Short_t &shapeLOD) const
 Calculate shape-lod, suitable for use under projection defined by 'rnrCtx', taking account of which local axes of the shape support LOD adjustment, and the global 'sceneFlags' passed.
const Float_tColor () const
const TGLLogicalShapeGetLogical () const
EManip GetManip () const
const TGLPhysicalShapeGetNextPhysical () const
TGLVector3 GetScale () const
UChar_t GetSelected () const
TGLVertex3 GetTranslation () const
UInt_t ID () const
void InvokeContextMenu (TContextMenu &menu, UInt_t x, UInt_t y) const
 Request creation of context menu on shape, attached to 'menu' at screen position 'x' 'y'.
Bool_t IsInvisible () const
Bool_t IsModified () const
Bool_t IsSelected () const
Bool_t IsTransparent () const
void Modified ()
 Call this after modifying the physical so that the information can be propagated to the object referencing it.
virtual void QuantizeShapeLOD (Short_t shapeLOD, Short_t combiLOD, Short_t &quantLOD) const
 Factor in scene/vierer LOD and Quantize ... forward to logical shape.
void RemoveReference (TGLPShapeRef *ref)
 Remove reference ref.
void Rotate (const TGLVertex3 &pivot, const TGLVector3 &axis, Double_t angle)
void Scale (const TGLVector3 &scale)
void Select (UChar_t select)
void SetColor (const Float_t rgba[17])
 Set full color attributes - see OpenGL material documentation for full description.
void SetColorOnFamily (const Float_t rgba[17])
 Set full color attributes to all physicals sharing the same logical with this object.
void SetDiffuseColor (Color_t ci, UChar_t transparency)
 Set color from standard ROOT representation, that is color index.
void SetDiffuseColor (const Float_t rgba[4])
 Set color from ROOT color index and transparency [0,100].
void SetDiffuseColor (const UChar_t rgba[4])
 Set color from RGBA quadruplet.
void SetManip (EManip manip)
void SetTransform (const Double_t vals[16])
void SetTransform (const TGLMatrix &transform)
void SetTranslation (const TGLVertex3 &translation)
void SetupGLColors (TGLRnrCtx &rnrCtx, const Float_t *color=0) const
 Setup colors - avoid setting things not required for current draw flags.
void Translate (const TGLVector3 &vect)

Protected Attributes

EMode fMode
UInt_t fTimeStamp
Bool_t fValid

#include <TGLClip.h>

Inheritance diagram for TGLClip:

Member Enumeration Documentation

◆ EMode


Definition at line 34 of file TGLClip.h.

◆ EType


Definition at line 39 of file TGLClip.h.

Constructor & Destructor Documentation

◆ TGLClip()

TGLClip::TGLClip ( const TGLLogicalShape logical,
const TGLMatrix transform,
const float  color[4] 

Construct a stand-alone physical clipping object.

Definition at line 89 of file TGLClip.cxx.

◆ ~TGLClip()

TGLClip::~TGLClip ( )

Destroy clip object.

Definition at line 101 of file TGLClip.cxx.

Member Function Documentation

◆ Draw()

void TGLClip::Draw ( TGLRnrCtx rnrCtx) const

Draw out clipping object with blending and back + front filling.

Some clip objects are single face which we want to see both sides of.

Reimplemented from TGLPhysicalShape.

Definition at line 120 of file TGLClip.cxx.

◆ GetMode()

EMode TGLClip::GetMode ( ) const

Definition at line 60 of file TGLClip.h.

◆ IncTimeStamp()

void TGLClip::IncTimeStamp ( )

Definition at line 64 of file TGLClip.h.

◆ Invalidate()

void TGLClip::Invalidate ( )

Definition at line 67 of file TGLClip.h.

◆ IsValid()

Bool_t TGLClip::IsValid ( ) const

Definition at line 66 of file TGLClip.h.

◆ Modified()

virtual void TGLClip::Modified ( )

Definition at line 55 of file TGLClip.h.

◆ PlaneSet()

virtual void TGLClip::PlaneSet ( TGLPlaneSet_t set) const
pure virtual

Implemented in TGLClipPlane, and TGLClipBox.

◆ SetMode()

void TGLClip::SetMode ( EMode  mode)

Definition at line 61 of file TGLClip.h.

◆ Setup() [1/2]

virtual void TGLClip::Setup ( const TGLBoundingBox bbox)
pure virtual

Implemented in TGLClipPlane, and TGLClipBox.

◆ Setup() [2/2]

void TGLClip::Setup ( const TGLVector3 ,
const TGLVector3  

Setup the clipping object with two vectors.

The interpretation of the two is different for plane and box clipping objects.

Reimplemented in TGLClipBox, and TGLClipPlane.

Definition at line 110 of file TGLClip.cxx.

◆ TimeStamp()

UInt_t TGLClip::TimeStamp ( ) const

Definition at line 63 of file TGLClip.h.

Member Data Documentation

◆ fMode

EMode TGLClip::fMode

Definition at line 47 of file TGLClip.h.

◆ fTimeStamp

UInt_t TGLClip::fTimeStamp

Definition at line 48 of file TGLClip.h.

◆ fValid

Bool_t TGLClip::fValid

Definition at line 49 of file TGLClip.h.

Libraries for TGLClip:

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