TGLSelectionBuffer Class Reference

#include <TGLUtil.h>

List of all members.

Public Member Functions
	TGLSelectionBuffer ()
virtual	~TGLSelectionBuffer ()
void	ReadColorBuffer (Int_t width, Int_t height)
void	ReadColorBuffer (Int_t x, Int_t y, Int_t width, Int_t height)
const UChar_t *	GetPixelColor (Int_t px, Int_t py) const
	TGLSelectionBuffer ()
virtual	~TGLSelectionBuffer ()
void	ReadColorBuffer (Int_t width, Int_t height)
void	ReadColorBuffer (Int_t x, Int_t y, Int_t width, Int_t height)
const UChar_t *	GetPixelColor (Int_t px, Int_t py) const
Private Member Functions
	TGLSelectionBuffer (const TGLSelectionBuffer &)
TGLSelectionBuffer &	operator= (const TGLSelectionBuffer &)
	ClassDef (TGLSelectionBuffer, 0)
	TGLSelectionBuffer (const TGLSelectionBuffer &)
TGLSelectionBuffer &	operator= (const TGLSelectionBuffer &)
	ClassDef (TGLSelectionBuffer, 0)
Private Attributes
std::vector< UChar_t >	fBuffer
Int_t	fWidth
Int_t	fHeight
std::vector< UChar_t >	fBuffer

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Detailed Description

Definition at line 1129 of file TGLUtil.h.

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Constructor & Destructor Documentation

TGLSelectionBuffer::TGLSelectionBuffer

(

)

Definition at line 2478 of file TGLUtil.cxx.

TGLSelectionBuffer::~TGLSelectionBuffer

(

)

[virtual]

Definition at line 2485 of file TGLUtil.cxx.

TGLSelectionBuffer::TGLSelectionBuffer

(

const TGLSelectionBuffer &

)

[private]

TGLSelectionBuffer::TGLSelectionBuffer

(

)

virtual TGLSelectionBuffer::~TGLSelectionBuffer

(

)

[virtual]

TGLSelectionBuffer::TGLSelectionBuffer

(

const TGLSelectionBuffer &

)

[private]

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Member Function Documentation

void TGLSelectionBuffer::ReadColorBuffer	(	Int_t	width,
		Int_t	height
	)

Definition at line 2491 of file TGLUtil.cxx.

References fBuffer, fHeight, fWidth, GL_PACK_ALIGNMENT, GL_RGBA, GL_UNSIGNED_BYTE, glPixelStorei(), and glReadPixels().

Referenced by TGLPlotPainter::PlotSelected().

void TGLSelectionBuffer::ReadColorBuffer	(	Int_t	x,
		Int_t	y,
		Int_t	width,
		Int_t	height
	)

Definition at line 2502 of file TGLUtil.cxx.

References fBuffer, fHeight, fWidth, GL_PACK_ALIGNMENT, GL_RGBA, GL_UNSIGNED_BYTE, glPixelStorei(), and glReadPixels().

const UChar_t * TGLSelectionBuffer::GetPixelColor	(	Int_t	px,
		Int_t	py
	)			const

Definition at line 2513 of file TGLUtil.cxx.

References fBuffer, and fWidth.

Referenced by TGLPlotPainter::PlotSelected().

TGLSelectionBuffer& TGLSelectionBuffer::operator=

(

const TGLSelectionBuffer &

)

[private]

TGLSelectionBuffer::ClassDef	(	TGLSelectionBuffer	,
		0
	)			[private]

void TGLSelectionBuffer::ReadColorBuffer	(	Int_t	width,
		Int_t	height
	)

void TGLSelectionBuffer::ReadColorBuffer	(	Int_t	x,
		Int_t	y,
		Int_t	width,
		Int_t	height
	)

const UChar_t* TGLSelectionBuffer::GetPixelColor	(	Int_t	px,
		Int_t	py
	)			const

TGLSelectionBuffer& TGLSelectionBuffer::operator=

(

const TGLSelectionBuffer &

)

[private]

TGLSelectionBuffer::ClassDef	(	TGLSelectionBuffer	,
		0
	)			[private]

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Member Data Documentation

std::vector<UChar_t> TGLSelectionBuffer::fBuffer [private]

Definition at line 1130 of file TGLUtil.h.

Referenced by GetPixelColor(), and ReadColorBuffer().

Int_t TGLSelectionBuffer::fWidth [private]

Definition at line 1131 of file TGLUtil.h.

Referenced by GetPixelColor(), and ReadColorBuffer().

Int_t TGLSelectionBuffer::fHeight [private]

Definition at line 1132 of file TGLUtil.h.

Referenced by ReadColorBuffer().

std::vector<UChar_t> TGLSelectionBuffer::fBuffer [private]

Definition at line 1130 of file TGLUtil.h.

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

• graf3d/gl/inc/TGLUtil.h
• include/TGLUtil.h
• graf3d/gl/src/TGLUtil.cxx

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