TGLPlotCamera Class Reference

Camera for TGLPlotPainter and sub-classes.

Definition at line 21 of file TGLPlotCamera.h.

Public Member Functions
	TGLPlotCamera ()
	Construct camera for plot painters. More...
virtual	~TGLPlotCamera ()
void	Apply (Double_t phi, Double_t theta) const
	Applies rotations and translations before drawing. More...
Int_t	GetHeight () const
	viewport[3] More...
Int_t	GetWidth () const
	viewport[2] More...
Int_t	GetX () const
	viewport[0] More...
Int_t	GetY () const
	viewport[1] More...
void	Pan (Int_t px, Int_t py)
	Pan camera. More...
void	RotateCamera (Int_t px, Int_t py)
	Mouse movement. More...
void	SetCamera () const
	Viewport and projection. More...
void	SetViewport (const TGLRect &vp)
	Setup viewport, if it was changed, plus reset arcball. More...
void	SetViewVolume (const TGLVertex3 *box)
	'box' is the TGLPlotPainter's back box's coordinates. More...
void	StartPan (Int_t px, Int_t py)
	User clicks somewhere (px, py). More...
void	StartRotation (Int_t px, Int_t py)
	User clicks somewhere (px, py). More...
Bool_t	ViewportChanged () const
void	ZoomIn ()
	Zoom in. More...
void	ZoomOut ()
	Zoom out. More...

Protected Attributes
TArcBall	fArcBall
TGLVertex3	fCenter
TPoint	fMousePos
Double_t	fOrthoBox [4]
Double_t	fShift
TGLVector3	fTruck
TGLRect	fViewport
Bool_t	fVpChanged
Double_t	fZoom

Private Member Functions
	TGLPlotCamera (const TGLPlotCamera &)
TGLPlotCamera &	operator= (const TGLPlotCamera &)

#include <TGLPlotCamera.h>

Constructor & Destructor Documentation

TGLPlotCamera::TGLPlotCamera ( const TGLPlotCamera &  )

private

TGLPlotCamera::TGLPlotCamera

(

)

Construct camera for plot painters.

Definition at line 26 of file TGLPlotCamera.cxx.

virtual TGLPlotCamera::~TGLPlotCamera ( )

inlinevirtual

Definition at line 40 of file TGLPlotCamera.h.

Member Function Documentation

void TGLPlotCamera::Apply	(	Double_t	phi,
		Double_t	theta
	)		const

Applies rotations and translations before drawing.

Definition at line 141 of file TGLPlotCamera.cxx.

Int_t TGLPlotCamera::GetHeight

(

)

const

viewport[3]

Definition at line 178 of file TGLPlotCamera.cxx.

Int_t TGLPlotCamera::GetWidth

(

)

const

viewport[2]

Definition at line 170 of file TGLPlotCamera.cxx.

Int_t TGLPlotCamera::GetX

(

)

const

viewport[0]

Definition at line 154 of file TGLPlotCamera.cxx.

Int_t TGLPlotCamera::GetY

(

)

const

viewport[1]

Definition at line 162 of file TGLPlotCamera.cxx.

TGLPlotCamera& TGLPlotCamera::operator= ( const TGLPlotCamera &  )

private

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

Pan camera.

Definition at line 96 of file TGLPlotCamera.cxx.

void TGLPlotCamera::RotateCamera	(	Int_t	px,
		Int_t	py
	)

Mouse movement.

Definition at line 79 of file TGLPlotCamera.cxx.

void TGLPlotCamera::SetCamera

(

)

const

Viewport and projection.

Definition at line 119 of file TGLPlotCamera.cxx.

void TGLPlotCamera::SetViewport

(

const TGLRect &

vp

)

Setup viewport, if it was changed, plus reset arcball.

Definition at line 39 of file TGLPlotCamera.cxx.

void TGLPlotCamera::SetViewVolume

(

const TGLVertex3 *

box

)

'box' is the TGLPlotPainter's back box's coordinates.

Definition at line 55 of file TGLPlotCamera.cxx.

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

User clicks somewhere (px, py).

Definition at line 87 of file TGLPlotCamera.cxx.

void TGLPlotCamera::StartRotation	(	Int_t	px,
		Int_t	py
	)

User clicks somewhere (px, py).

Definition at line 71 of file TGLPlotCamera.cxx.

Bool_t TGLPlotCamera::ViewportChanged ( ) const

inline

Definition at line 53 of file TGLPlotCamera.h.

void TGLPlotCamera::ZoomIn

(

)

Zoom in.

Definition at line 186 of file TGLPlotCamera.cxx.

void TGLPlotCamera::ZoomOut

(

)

Zoom out.

Definition at line 194 of file TGLPlotCamera.cxx.

Member Data Documentation

TArcBall TGLPlotCamera::fArcBall

protected

Definition at line 34 of file TGLPlotCamera.h.

TGLVertex3 TGLPlotCamera::fCenter

protected

Definition at line 32 of file TGLPlotCamera.h.

TPoint TGLPlotCamera::fMousePos

protected

Definition at line 35 of file TGLPlotCamera.h.

Double_t TGLPlotCamera::fOrthoBox[4]

protected

Definition at line 31 of file TGLPlotCamera.h.

Double_t TGLPlotCamera::fShift

protected

Definition at line 30 of file TGLPlotCamera.h.

TGLVector3 TGLPlotCamera::fTruck

protected

Definition at line 33 of file TGLPlotCamera.h.

TGLRect TGLPlotCamera::fViewport

protected

Definition at line 28 of file TGLPlotCamera.h.

Bool_t TGLPlotCamera::fVpChanged

protected

Definition at line 36 of file TGLPlotCamera.h.

Double_t TGLPlotCamera::fZoom

protected

Definition at line 29 of file TGLPlotCamera.h.

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

• graf3d/gl/inc/TGLPlotCamera.h
• graf3d/gl/src/TGLPlotCamera.cxx