class TGLLegoPainter: public TGLPlotPainter


 Plot-painter implementing LEGO rendering of TH2 histograms in
 cartesian, polar, cylindrical and spherical coordinates.

Function Members (Methods)

public:

	TGLLegoPainter(TH1* hist, TGLPlotCamera* camera, TGLPlotCoordinates* coord)
	~TGLLegoPainter()
virtual void	AddOption(const TString& stringOption)
static TClass*	Class()
Bool_t	TGLPlotPainter::CutAxisSelected() const
Bool_t	TGLPlotPainter::GetDrawAxes()
virtual char*	GetPlotInfo(Int_t px, Int_t py)
virtual Bool_t	InitGeometry()
void	TGLPlotPainter::InvalidateSelection()
virtual TClass*	IsA() const
virtual void	TGLPlotPainter::Paint()
virtual void	Pan(Int_t px, Int_t py)
virtual Bool_t	TGLPlotPainter::PlotSelected(Int_t px, Int_t py)
virtual void	ProcessEvent(Int_t event, Int_t px, Int_t py)
const TGLPlotBox&	TGLPlotPainter::RefBackBox() const
void	TGLPlotPainter::SetDrawAxes(Bool_t s)
void	TGLPlotPainter::SetDrawBackBox(Bool_t b)
void	TGLPlotPainter::SetDrawFrontBox(Bool_t b)
virtual void	TGLPlotPainter::SetFrameColor(const TColor* frameColor)
void	TGLPlotPainter::SetPadColor(const TColor* color)
void	TGLPlotPainter::SetPhysicalShapeColor(const Float_t* rgba)
virtual void	ShowMembers(TMemberInspector&)
virtual void	StartPan(Int_t px, Int_t py)
virtual void	Streamer(TBuffer&)
void	StreamerNVirtual(TBuffer& ClassDef_StreamerNVirtual_b)

protected:

virtual void	TGLPlotPainter::ClearBuffers() const
void	TGLPlotPainter::DrawSections() const
const TColor*	TGLPlotPainter::GetPadColor() const
void	TGLPlotPainter::MoveSection(Int_t px, Int_t py)
void	TGLPlotPainter::PrintPlot() const
void	TGLPlotPainter::RestoreModelviewMatrix() const
void	TGLPlotPainter::RestoreProjectionMatrix() const
void	TGLPlotPainter::SaveModelviewMatrix() const
void	TGLPlotPainter::SaveProjectionMatrix() const

private:

	TGLLegoPainter(const TGLLegoPainter&)
Bool_t	ClampZ(Double_t& zVal) const
virtual void	DeInitGL() const
void	DrawLegoCartesian() const
void	DrawLegoCylindrical() const
void	DrawLegoPolar() const
void	DrawLegoSpherical() const
void	DrawPalette() const
virtual void	DrawPaletteAxis() const
virtual void	DrawPlot() const
virtual void	DrawSectionXOY() const
virtual void	DrawSectionXOZ() const
virtual void	DrawSectionYOZ() const
Bool_t	InitGeometryCartesian()
Bool_t	InitGeometryCylindrical()
Bool_t	InitGeometryPolar()
Bool_t	InitGeometrySpherical()
virtual void	InitGL() const
TGLLegoPainter&	operator=(const TGLLegoPainter&)
Bool_t	PreparePalette() const
void	SetLegoColor() const

public:

enum ELegoType {	kColorSimple
	kColorLevel
	kCylindricBars
};
enum TGLPlotPainter::ESelectionBase {	kHighColorSelectionBase
	kTrueColorSelectionBase
};
enum TGLPlotPainter::ECutAxisID {	kXAxis
	kYAxis
	kZAxis
};

protected:

TGLPlotBox	TGLPlotPainter::fBackBox
TGLBoxCut	TGLPlotPainter::fBoxCut
TGLPlotCamera*	TGLPlotPainter::fCamera
TGLPlotCoordinates*	TGLPlotPainter::fCoord
Bool_t	TGLPlotPainter::fDrawAxes
Bool_t	TGLPlotPainter::fDrawPalette
Bool_t	TGLPlotPainter::fHighColor
TH1*	TGLPlotPainter::fHist
TPoint	TGLPlotPainter::fMousePosition
Double_t	TGLPlotPainter::fPadPhi
Double_t	TGLPlotPainter::fPadTheta
const Float_t*	TGLPlotPainter::fPhysicalShapeColor
Int_t	TGLPlotPainter::fSelectedPart
TGLSelectionBuffer	TGLPlotPainter::fSelection
Int_t	TGLPlotPainter::fSelectionBase
Bool_t	TGLPlotPainter::fSelectionPass
Bool_t	TGLPlotPainter::fUpdateSelection
TAxis*	TGLPlotPainter::fXAxis
Double_t	TGLPlotPainter::fXOYSectionPos
Double_t	TGLPlotPainter::fXOZSectionPos
TAxis*	TGLPlotPainter::fYAxis
Double_t	TGLPlotPainter::fYOZSectionPos
TAxis*	TGLPlotPainter::fZAxis
vector<Double_t>	TGLPlotPainter::fZLevels

private:

TString	fBinInfo
vector<Double_t>	fColorLevels
vector<pair<double,double> >	fCosSinTableX
vector<pair<double,double> >	fCosSinTableY
Bool_t	fDrawErrors
TGLLegoPainter::ELegoType	fLegoType
pair<double,double>	fMinMaxVal	For texture coordinates generation.
Double_t	fMinZ
TGLLevelPalette	fPalette
TGLQuadric	fQuadric
vector<Rgl::Range_t>	fXEdges
vector<Rgl::Range_t>	fYEdges

Ctor.

Obtain bin's info (i, j, value).

Select method.

Geometry for lego in cartesian coords.

Geometry for lego in polar coords.

Geometry for lego in cylindrical coords.

Geometry for lego in spherical coords.

User clicks on a lego with middle mouse button (middle for pad).

void Pan(Int_t px, Int_t py)

Move lego or section.

void AddOption(const TString& stringOption)

Parse additional options.

void InitGL() const

Initialize some gl state variables.

void DeInitGL() const

Return some gl states to original values.

void DrawPlot() const

Select method corresponding to coordinate system.

Lego in cartesian system.

void DrawLegoPolar() const

Lego in polar system.

Lego in cylindrical system.

Lego in spherical system.

void SetLegoColor() const

Set lego's color.

void DrawSectionXOZ() const

XOZ plane parallel section.

void DrawSectionYOZ() const

YOZ plane parallel section.

void DrawSectionXOY() const

Empty. No such sections for lego.

Remove all sections and repaint.

Clamp z value.

Initialize color palette.

void DrawPalette() const

Draw. Palette.
Originally, fCamera was never null.
It can be a null now because of gl-viewer.

Draw. Palette. Axis.