IplTexture Class Reference

Represent a texture in video memory, with optional caching. More...

#include <ipltexture.h>

List of all members.

Public Member Functions
	IplTexture (IplImage *image=0, bool cache=true, bool smooth=true)
	IplTexture (const IplTexture &a)
const IplTexture &	operator= (const IplTexture &a)
virtual	~IplTexture ()
void	genTexture ()
	Only call genTexture from a valid OpenGL context !
void	loadTexture ()
void	disableTexture ()
void	update ()
void	setImage (IplImage *image)
void	setImage (CvMat *mat)
IplImage *	getImage ()
IplImage *	getIm ()
const IplImage *	getIm () const
void	freeImage ()
double	u (double x)
	Get the U texel coordinates from pixel coordinate x.
double	v (double y)
	Get the V texel coordinates from pixel coordinate y (axis pointing down).
void	regen ()
	force texture regeneration.
void	addRef ()
	Add a reference to the reference counter.
void	unref ()
	Removes a reference to the reference counter, and delete the texture if it reaches 0.
void	clearWithoutDelete ()
void	drawQuad (float r=1)
void	drawQuad (float x, float y, float w=0, float h=0)
	Draw a frame contained in an IplTexture object on an OpenGL viewport.
	IplTexture (IplImage *image=0, bool cache=true, bool smooth=true)
	IplTexture (const IplTexture &a)
const IplTexture &	operator= (const IplTexture &a)
virtual	~IplTexture ()
void	genTexture ()
	Only call genTexture from a valid OpenGL context !
void	loadTexture ()
void	disableTexture ()
void	update ()
void	setImage (IplImage *image)
void	setImage (CvMat *mat)
IplImage *	getImage ()
IplImage *	getIm ()
const IplImage *	getIm () const
void	freeImage ()
double	u (double x)
	Get the U texel coordinates from pixel coordinate x.
double	v (double y)
	Get the V texel coordinates from pixel coordinate y (axis pointing down).
void	regen ()
	force texture regeneration.
void	addRef ()
	Add a reference to the reference counter.
void	unref ()
	Removes a reference to the reference counter, and delete the texture if it reaches 0.
void	clearWithoutDelete ()
void	drawQuad (float r=1)
void	drawQuad (float x, float y, float w=0, float h=0)
Public Attributes
bool	isAlpha

---

Detailed Description

Represent a texture in video memory, with optional caching.

Honours many IplImage fields like nChannels, depth, align, and origin.

Definition at line 67 of file ipltexture.h.

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Constructor & Destructor Documentation

IplTexture::IplTexture	(	IplImage *	image = 0,
		bool	cache = true,
		bool	smooth = true
	)			[inline]

Definition at line 70 of file ipltexture.h.

IplTexture::IplTexture

(

const IplTexture &

a

)

Definition at line 26 of file ipltexture.cpp.

IplTexture::~IplTexture

(

)

[virtual]

Definition at line 50 of file ipltexture.cpp.

Referenced by operator=().

IplTexture::IplTexture	(	IplImage *	image = 0,
		bool	cache = true,
		bool	smooth = true
	)			[inline]

Definition at line 70 of file ipltexture.h.

IplTexture::IplTexture

(

const IplTexture &

a

)

virtual IplTexture::~IplTexture

(

)

[virtual]

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Member Function Documentation

void IplTexture::addRef

(

)

[inline]

Add a reference to the reference counter.

Definition at line 100 of file ipltexture.h.

void IplTexture::addRef

(

)

[inline]

Add a reference to the reference counter.

Definition at line 100 of file ipltexture.h.

void IplTexture::clearWithoutDelete

(

)

[inline]

Definition at line 107 of file ipltexture.h.

void IplTexture::clearWithoutDelete

(

)

[inline]

Definition at line 107 of file ipltexture.h.

void IplTexture::disableTexture

(

)

void IplTexture::disableTexture

(

)

Definition at line 153 of file ipltexture.cpp.

Referenced by drawQuad().

void IplTexture::drawQuad	(	float	x,
		float	y,
		float	w = 0,
		float	h = 0
	)

void IplTexture::drawQuad

(

float

r = 1

)

void IplTexture::drawQuad	(	float	x,
		float	y,
		float	w = 0,
		float	h = 0
	)

Draw a frame contained in an IplTexture object on an OpenGL viewport.

Definition at line 190 of file ipltexture.cpp.

References disableTexture(), getIm(), loadTexture(), u(), and v().

void IplTexture::drawQuad

(

float

r = 1

)

Definition at line 185 of file ipltexture.cpp.

Referenced by VSView::paintGL().

void IplTexture::freeImage

(

)

[inline]

Definition at line 88 of file ipltexture.h.

void IplTexture::freeImage

(

)

[inline]

Definition at line 88 of file ipltexture.h.

void IplTexture::genTexture

(

)

Only call genTexture from a valid OpenGL context !

void IplTexture::genTexture

(

)

Only call genTexture from a valid OpenGL context !

Definition at line 59 of file ipltexture.cpp.

Referenced by loadTexture().

const IplImage* IplTexture::getIm

(

)

const [inline]

Definition at line 87 of file ipltexture.h.

IplImage* IplTexture::getIm

(

)

[inline]

Definition at line 86 of file ipltexture.h.

const IplImage* IplTexture::getIm

(

)

const [inline]

Definition at line 87 of file ipltexture.h.

IplImage* IplTexture::getIm

(

)

[inline]

Definition at line 86 of file ipltexture.h.

Referenced by drawQuad(), and VSView::paintGL().

IplImage* IplTexture::getImage

(

)

[inline]

Definition at line 85 of file ipltexture.h.

IplImage* IplTexture::getImage

(

)

[inline]

Definition at line 85 of file ipltexture.h.

void IplTexture::loadTexture

(

)

void IplTexture::loadTexture

(

)

Definition at line 93 of file ipltexture.cpp.

References genTexture(), and isAlpha.

Referenced by drawQuad().

const IplTexture& IplTexture::operator=

(

const IplTexture &

a

)

const IplTexture & IplTexture::operator=

(

const IplTexture &

a

)

Definition at line 32 of file ipltexture.cpp.

References isAlpha, and ~IplTexture().

void IplTexture::regen

(

)

force texture regeneration.

void IplTexture::regen

(

)

force texture regeneration.

Definition at line 179 of file ipltexture.cpp.

References update().

void IplTexture::setImage

(

CvMat *

mat

)

void IplTexture::setImage

(

IplImage *

image

)

void IplTexture::setImage

(

CvMat *

mat

)

Definition at line 174 of file ipltexture.cpp.

References setImage().

void IplTexture::setImage

(

IplImage *

image

)

Definition at line 167 of file ipltexture.cpp.

References update().

Referenced by setImage().

double IplTexture::u

(

double

x

)

[inline]

Get the U texel coordinates from pixel coordinate x.

Definition at line 91 of file ipltexture.h.

double IplTexture::u

(

double

x

)

[inline]

Get the U texel coordinates from pixel coordinate x.

Definition at line 91 of file ipltexture.h.

Referenced by drawQuad().

void IplTexture::unref

(

)

Removes a reference to the reference counter, and delete the texture if it reaches 0.

void IplTexture::unref

(

)

Removes a reference to the reference counter, and delete the texture if it reaches 0.

Definition at line 160 of file ipltexture.cpp.

void IplTexture::update

(

)

[inline]

Definition at line 82 of file ipltexture.h.

void IplTexture::update

(

)

[inline]

Definition at line 82 of file ipltexture.h.

Referenced by regen(), and setImage().

double IplTexture::v

(

double

y

)

[inline]

Get the V texel coordinates from pixel coordinate y (axis pointing down).

Definition at line 94 of file ipltexture.h.

double IplTexture::v

(

double

y

)

[inline]

Get the V texel coordinates from pixel coordinate y (axis pointing down).

Definition at line 94 of file ipltexture.h.

Referenced by drawQuad().

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Member Data Documentation

bool IplTexture::isAlpha

Definition at line 123 of file ipltexture.h.

Referenced by loadTexture(), and operator=().

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

• qtpolyora/ipltexture.h
• vobj_tracker/ipltexture.h
• qtpolyora/ipltexture.cpp
• vobj_tracker/ipltexture.cpp