Paint TH2Poly.

Definition at line 14 of file TGLH2PolyPainter.h.

Public Member Functions
	TGLH2PolyPainter (TH1 hist, TGLPlotCamera camera, TGLPlotCoordinates *coord)
	Ctor.

void	AddOption (const TString &stringOption) override
	No additional options.

char *	GetPlotInfo (Int_t px, Int_t py) override
	Show number of bin and bin contents, if bin is under the cursor.

Bool_t	InitGeometry () override
	Tesselate polygons, if not done yet.

TClass *	IsA () const override

void	Pan (Int_t px, Int_t py) override
	Mouse events handler.

void	ProcessEvent (Int_t event, Int_t px, Int_t py) override
	No events.

void	StartPan (Int_t px, Int_t py) override
	User clicks on a lego with middle mouse button (middle for pad).

void	Streamer (TBuffer &) override

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TGLPlotPainter
	TGLPlotPainter (TGL5DDataSet data, TGLPlotCamera camera, TGLPlotCoordinates *coord)
	TGLPlotPainter's ctor.

	TGLPlotPainter (TGLPlotCamera *camera)
	TGLPlotPainter's ctor.

	TGLPlotPainter (TH1 hist, TGLPlotCamera camera, TGLPlotCoordinates *coord, Bool_t xoySelectable, Bool_t xozSelectable, Bool_t yozSelectable)
	TGLPlotPainter's ctor.

Bool_t	CutAxisSelected () const

Bool_t	GetDrawAxes ()

void	InvalidateSelection ()
	Selection must be updated.

TClass *	IsA () const override

void	Paint () override
	Draw lego/surf/whatever you can.

Bool_t	PlotSelected (Int_t px, Int_t py) override
	Read color buffer content to find selected object.

const TGLPlotBox &	RefBackBox () const

void	SetDrawAxes (Bool_t s)

void	SetDrawBackBox (Bool_t b)

void	SetDrawFrontBox (Bool_t b)

virtual void	SetFrameColor (const TColor *frameColor)
	Set plot's back box color.

void	SetPadColor (const TColor *color)
	Used in a pad.

void	SetPhysicalShapeColor (const Float_t *rgba)

void	Streamer (TBuffer &) override

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TVirtualGLPainter
virtual	~TVirtualGLPainter ()

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Static Public Member Functions
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TGLPlotPainter
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TVirtualGLPainter
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Private Types
typedef std::list< Rgl::Pad::Tesselation_t >::const_iterator	CIter_t

Private Member Functions
Bool_t	BuildTesselation (Rgl::Pad::Tesselator &tess, const TGraph *g, Double_t z)
	Tesselate a polygon described by TGraph.

Bool_t	BuildTesselation (Rgl::Pad::Tesselator &tess, const TMultiGraph *mg, Double_t z)
	Iterate over multi graph contents and tesselate nested TGraphs.

Bool_t	CacheGeometry ()
	Cache all data for TH2Poly object.

Bool_t	ClampZ (Double_t &zVal) const
	Clamp z value.

void	DeInitGL () const override
	Return some gl states to original values.

void	DrawCap (CIter_t cap, Int_t bin, bool bottomCap) const
	Draw a cap on top of a bin.

void	DrawCaps () const
	Caps on bins.

void	DrawExtrusion () const
	Extruded part of bins.

void	DrawExtrusion (const TGraph *polygon, Double_t zMin, Double_t zMax, Int_t nBin) const
	Extrude polygon, described by TGraph.

void	DrawExtrusion (const TMultiGraph *polygon, Double_t zMin, Double_t zMax, Int_t nBin) const
	Multigraph contains a list of graphs, draw them.

void	DrawPalette () const
	Not yet.

void	DrawPaletteAxis () const override
	Not yet.

void	DrawPlot () const override
	Draw extruded polygons and plot's frame.

void	DrawSectionXOY () const override
	No sections.

void	DrawSectionXOZ () const override
	No sections.

void	DrawSectionYOZ () const override
	No sections.

void	FillTemporaryPolygon (const Double_t xs, const Double_t ys, Double_t z, Int_t n) const
	Since I probably have to re-orient polygon, I need a temporary polygon.

void	InitGL () const override
	Initialize some gl state variables.

void	MakePolygonCCW () const
	Code taken from the original TH2Poly.

void	SetBinColor (Int_t bin) const
	Set bin's color.

Bool_t	UpdateGeometry ()
	Update cap's z-coordinates for all caps.

Private Attributes
std::vector< Int_t >	fBinColors

TString	fBinInfo

std::list< Rgl::Pad::Tesselation_t >	fCaps

std::vector< Double_t >	fPolygon

Bool_t	fZLog

Double_t	fZMin

Additional Inherited Members
Public Types inherited from TGLPlotPainter
enum	ECutAxisID { kXAxis = 7 , kYAxis = 8 , kZAxis = 9 }

Protected Types inherited from TGLPlotPainter
enum	ESelectionBase { kHighColorSelectionBase = 7 , kTrueColorSelectionBase = 10 }

Protected Member Functions inherited from TGLPlotPainter
virtual void	ClearBuffers () const

void	DrawSections () const
	Draw sections (if any).

const TColor *	GetPadColor () const
	Get pad color.

void	MoveSection (Int_t px, Int_t py)
	Create dynamic profile using selected plane.

void	PrintPlot () const
	Generate PS using gl2ps.

void	RestoreModelviewMatrix () const

void	RestoreProjectionMatrix () const

void	SaveModelviewMatrix () const

void	SaveProjectionMatrix () const

Protected Attributes inherited from TGLPlotPainter
TGLPlotBox	fBackBox

TGLBoxCut	fBoxCut

TGLPlotCamera *	fCamera

TGLPlotCoordinates *	fCoord

Bool_t	fDrawAxes

Bool_t	fDrawPalette

Bool_t	fHighColor

TH1 *	fHist

TPoint	fMousePosition

Double_t	fPadPhi

Double_t	fPadTheta

const Float_t *	fPhysicalShapeColor

Int_t	fSelectedPart

TGLSelectionBuffer	fSelection

Int_t	fSelectionBase

Bool_t	fSelectionPass

Bool_t	fUpdateSelection

TAxis *	fXAxis

Double_t	fXOYSectionPos

Double_t	fXOZSectionPos

TAxis *	fYAxis

Double_t	fYOZSectionPos

TAxis *	fZAxis

std::vector< Double_t >	fZLevels

#include <TGLH2PolyPainter.h>

Inheritance diagram for TGLH2PolyPainter:

[legend]

Member Typedef Documentation

◆ CIter_t

typedef std::list<Rgl::Pad::Tesselation_t>::const_iterator TGLH2PolyPainter::CIter_t

private

Definition at line 37 of file TGLH2PolyPainter.h.

Constructor & Destructor Documentation

◆ TGLH2PolyPainter()

TGLH2PolyPainter::TGLH2PolyPainter	(	TH1 *	hist,
		TGLPlotCamera *	camera,
		TGLPlotCoordinates *	coord
	)

Ctor.

Definition at line 29 of file TGLH2PolyPainter.cxx.

Member Function Documentation

◆ AddOption()

void TGLH2PolyPainter::AddOption ( const TString & stringOption )

overridevirtual

No additional options.

Implements TGLPlotPainter.

Definition at line 153 of file TGLH2PolyPainter.cxx.

◆ BuildTesselation() [1/2]

Bool_t TGLH2PolyPainter::BuildTesselation	(	Rgl::Pad::Tesselator &	tess,
		const TGraph *	g,
		Double_t	z
	)

private

Tesselate a polygon described by TGraph.

Definition at line 445 of file TGLH2PolyPainter.cxx.

◆ BuildTesselation() [2/2]

Bool_t TGLH2PolyPainter::BuildTesselation	(	Rgl::Pad::Tesselator &	tess,
		const TMultiGraph *	mg,
		Double_t	z
	)

private

Iterate over multi graph contents and tesselate nested TGraphs.

Definition at line 483 of file TGLH2PolyPainter.cxx.

◆ CacheGeometry()

Bool_t TGLH2PolyPainter::CacheGeometry ( )

private

Cache all data for TH2Poly object.

Definition at line 391 of file TGLH2PolyPainter.cxx.

◆ ClampZ()

Bool_t TGLH2PolyPainter::ClampZ ( Double_t & zVal ) const

private

Clamp z value.

Definition at line 646 of file TGLH2PolyPainter.cxx.

◆ Class()

static TClass * TGLH2PolyPainter::Class ( )

static

Returns: TClass describing this class

◆ Class_Name()

static const char * TGLH2PolyPainter::Class_Name ( )

static

Returns: Name of this class

◆ Class_Version()

static constexpr Version_t TGLH2PolyPainter::Class_Version ( )

inlinestaticconstexpr

Returns: Version of this class

Definition at line 70 of file TGLH2PolyPainter.h.

◆ DeclFileName()

static const char * TGLH2PolyPainter::DeclFileName ( )

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 70 of file TGLH2PolyPainter.h.

◆ DeInitGL()

void TGLH2PolyPainter::DeInitGL ( ) const

overrideprivatevirtual

Return some gl states to original values.

Implements TGLPlotPainter.

Definition at line 182 of file TGLH2PolyPainter.cxx.

◆ DrawCap()

void TGLH2PolyPainter::DrawCap	(	CIter_t	cap,
		Int_t	bin,
		bool	bottomCap
	)		const

private

Draw a cap on top of a bin.

Definition at line 343 of file TGLH2PolyPainter.cxx.

◆ DrawCaps()

void TGLH2PolyPainter::DrawCaps ( ) const

private

Caps on bins.

Definition at line 309 of file TGLH2PolyPainter.cxx.

◆ DrawExtrusion() [1/3]

void TGLH2PolyPainter::DrawExtrusion ( ) const

private

Extruded part of bins.

GL_QUADS, GL_QUAD_STRIP - have the same time on my laptop, so I use GL_QUADS and forgot about vertex arrays (can require more memory BTW).

Definition at line 217 of file TGLH2PolyPainter.cxx.

◆ DrawExtrusion() [2/3]

void TGLH2PolyPainter::DrawExtrusion	(	const TGraph *	polygon,
		Double_t	zMin,
		Double_t	zMax,
		Int_t	nBin
	)		const

private

Extrude polygon, described by TGraph.

Definition at line 240 of file TGLH2PolyPainter.cxx.

◆ DrawExtrusion() [3/3]

void TGLH2PolyPainter::DrawExtrusion	(	const TMultiGraph *	polygon,
		Double_t	zMin,
		Double_t	zMax,
		Int_t	nBin
	)		const

private

Multigraph contains a list of graphs, draw them.

Definition at line 299 of file TGLH2PolyPainter.cxx.

◆ DrawPalette()

void TGLH2PolyPainter::DrawPalette ( ) const

private

Not yet.

Definition at line 600 of file TGLH2PolyPainter.cxx.

◆ DrawPaletteAxis()

void TGLH2PolyPainter::DrawPaletteAxis ( ) const

overrideprivatevirtual

Not yet.

Reimplemented from TGLPlotPainter.

Definition at line 607 of file TGLH2PolyPainter.cxx.

◆ DrawPlot()

void TGLH2PolyPainter::DrawPlot ( ) const

overrideprivatevirtual

Draw extruded polygons and plot's frame.

Implements TGLPlotPainter.

Definition at line 201 of file TGLH2PolyPainter.cxx.

◆ DrawSectionXOY()

void TGLH2PolyPainter::DrawSectionXOY ( ) const

overrideprivatevirtual

No sections.

Implements TGLPlotPainter.

Definition at line 593 of file TGLH2PolyPainter.cxx.

◆ DrawSectionXOZ()

void TGLH2PolyPainter::DrawSectionXOZ ( ) const

overrideprivatevirtual

No sections.

Implements TGLPlotPainter.

Definition at line 579 of file TGLH2PolyPainter.cxx.

◆ DrawSectionYOZ()

void TGLH2PolyPainter::DrawSectionYOZ ( ) const

overrideprivatevirtual

No sections.

Implements TGLPlotPainter.

Definition at line 586 of file TGLH2PolyPainter.cxx.

◆ FillTemporaryPolygon()

void TGLH2PolyPainter::FillTemporaryPolygon	(	const Double_t *	xs,
		const Double_t *	ys,
		Double_t	z,
		Int_t	n
	)		const

private

Since I probably have to re-orient polygon, I need a temporary polygon.

Definition at line 614 of file TGLH2PolyPainter.cxx.

◆ GetPlotInfo()

char * TGLH2PolyPainter::GetPlotInfo	(	Int_t	px,
		Int_t	py
	)

overridevirtual

Show number of bin and bin contents, if bin is under the cursor.

Implements TVirtualGLPainter.

Definition at line 43 of file TGLH2PolyPainter.cxx.

◆ InitGeometry()

Bool_t TGLH2PolyPainter::InitGeometry ( )

overridevirtual

Tesselate polygons, if not done yet.

All pointers are validated here (and in functions called from here). If any pointer is invalid - zero, or has unexpected type (dynamic_cast fails) - InitGeometry will return false and nothing will be painted later. That's why there are no checks in other functions.

Implements TGLPlotPainter.

Definition at line 70 of file TGLH2PolyPainter.cxx.

◆ InitGL()

void TGLH2PolyPainter::InitGL ( ) const

overrideprivatevirtual

Initialize some gl state variables.

Implements TGLPlotPainter.

Definition at line 167 of file TGLH2PolyPainter.cxx.

◆ IsA()

TClass * TGLH2PolyPainter::IsA ( ) const

inlineoverridevirtual

Returns: TClass describing current object

Reimplemented from TVirtualGLPainter.

Definition at line 70 of file TGLH2PolyPainter.h.

◆ MakePolygonCCW()

void TGLH2PolyPainter::MakePolygonCCW ( ) const

private

Code taken from the original TH2Poly.

Definition at line 633 of file TGLH2PolyPainter.cxx.

◆ Pan()

void TGLH2PolyPainter::Pan	(	Int_t	px,
		Int_t	py
	)

overridevirtual

Mouse events handler.

Implements TVirtualGLPainter.

Definition at line 114 of file TGLH2PolyPainter.cxx.

◆ ProcessEvent()

void TGLH2PolyPainter::ProcessEvent	(	Int_t	event,
		Int_t	px,
		Int_t	py
	)

overridevirtual

No events.

Implements TGLPlotPainter.

Definition at line 160 of file TGLH2PolyPainter.cxx.

◆ SetBinColor()

void TGLH2PolyPainter::SetBinColor ( Int_t bin ) const

private

Set bin's color.

Definition at line 556 of file TGLH2PolyPainter.cxx.

◆ StartPan()

void TGLH2PolyPainter::StartPan	(	Int_t	px,
		Int_t	py
	)

overridevirtual

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

Implements TGLPlotPainter.

Definition at line 103 of file TGLH2PolyPainter.cxx.

◆ Streamer()

void TGLH2PolyPainter::Streamer ( TBuffer & )

overridevirtual

Reimplemented from TVirtualGLPainter.

◆ StreamerNVirtual()

void TGLH2PolyPainter::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b )

inline

Definition at line 70 of file TGLH2PolyPainter.h.

◆ UpdateGeometry()

Bool_t TGLH2PolyPainter::UpdateGeometry ( )

private

Update cap's z-coordinates for all caps.

Here no pointers are checked, this was already done by InitGeometry.

Definition at line 510 of file TGLH2PolyPainter.cxx.

Member Data Documentation

◆ fBinColors

std::vector<Int_t> TGLH2PolyPainter::fBinColors

private

Definition at line 62 of file TGLH2PolyPainter.h.

◆ fBinInfo

TString TGLH2PolyPainter::fBinInfo

private

Definition at line 60 of file TGLH2PolyPainter.h.

◆ fCaps

std::list<Rgl::Pad::Tesselation_t> TGLH2PolyPainter::fCaps

private

Definition at line 65 of file TGLH2PolyPainter.h.

◆ fPolygon

std::vector<Double_t> TGLH2PolyPainter::fPolygon

mutableprivate

Definition at line 64 of file TGLH2PolyPainter.h.

◆ fZLog

Bool_t TGLH2PolyPainter::fZLog

private

Definition at line 67 of file TGLH2PolyPainter.h.

◆ fZMin

Double_t TGLH2PolyPainter::fZMin

private

Definition at line 68 of file TGLH2PolyPainter.h.

Libraries for TGLH2PolyPainter:

[legend]

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

graf3d/gl/inc/TGLH2PolyPainter.h
graf3d/gl/src/TGLH2PolyPainter.cxx

Public Member Functions

Static Public Member Functions

Private Types

Private Member Functions

Private Attributes

Additional Inherited Members

Member Typedef Documentation

◆ CIter_t

Constructor & Destructor Documentation

◆ TGLH2PolyPainter()

Member Function Documentation

◆ AddOption()

◆ BuildTesselation() [1/2]

◆ BuildTesselation() [2/2]

◆ CacheGeometry()

◆ ClampZ()

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ DeclFileName()

◆ DeInitGL()

◆ DrawCap()

◆ DrawCaps()

◆ DrawExtrusion() [1/3]

◆ DrawExtrusion() [2/3]

◆ DrawExtrusion() [3/3]

◆ DrawPalette()

◆ DrawPaletteAxis()

◆ DrawPlot()

◆ DrawSectionXOY()

◆ DrawSectionXOZ()

◆ DrawSectionYOZ()

◆ FillTemporaryPolygon()

◆ GetPlotInfo()

◆ InitGeometry()

◆ InitGL()

◆ IsA()

◆ MakePolygonCCW()

◆ Pan()

◆ ProcessEvent()

◆ SetBinColor()

◆ StartPan()

◆ Streamer()

◆ StreamerNVirtual()

◆ UpdateGeometry()

Member Data Documentation

◆ fBinColors

◆ fBinInfo

◆ fCaps

◆ fPolygon

◆ fZLog

◆ fZMin