osg::BlendFunc::Extensions Class Reference

Encapsulates queries of extension availability, obtains extension function pointers, and provides convenience wrappers for calling extension functions. More...

Inheritance diagram for osg::BlendFunc::Extensions:

[legend]

List of all members.

Public Member Functions
	Extensions (unsigned int contextID)
	Extensions (const Extensions &rhs)
void	lowestCommonDenominator (const Extensions &rhs)
void	setupGLExtensions (unsigned int contextID)
void	setBlendFuncSeparateSupported (bool flag)
bool	isBlendFuncSeparateSupported () const
void	glBlendFuncSeparate (GLenum sfactorRGB, GLenum dfactorRGB, GLenum sfactorAlpha, GLenum dfactorAlpha) const
Protected Types
typedef GLenum	dfactorRGB
typedef GLenum GLenum	sfactorAlpha
typedef GLenum GLenum GLenum	dfactorAlpha
Protected Member Functions
	~Extensions ()
typedef	void (APIENTRY *GLBlendFuncSeparateProc)(GLenum sfactorRGB
Protected Attributes
bool	_isBlendFuncSeparateSupported
GLBlendFuncSeparateProc	_glBlendFuncSeparate

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Detailed Description

Encapsulates queries of extension availability, obtains extension function pointers, and provides convenience wrappers for calling extension functions.

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Member Typedef Documentation

typedef GLenum osg::BlendFunc::Extensions::dfactorRGB [protected]

typedef GLenum GLenum osg::BlendFunc::Extensions::sfactorAlpha [protected]

typedef GLenum GLenum GLenum osg::BlendFunc::Extensions::dfactorAlpha [protected]

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Constructor & Destructor Documentation

osg::BlendFunc::Extensions::Extensions

(

unsigned int

contextID

)

osg::BlendFunc::Extensions::Extensions

(

const Extensions &

rhs

)

osg::BlendFunc::Extensions::~Extensions

(

)

[inline, protected]

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Member Function Documentation

void osg::BlendFunc::Extensions::lowestCommonDenominator

(

const Extensions &

rhs

)

void osg::BlendFunc::Extensions::setupGLExtensions

(

unsigned int

contextID

)

void osg::BlendFunc::Extensions::setBlendFuncSeparateSupported

(

bool

flag

)

[inline]

bool osg::BlendFunc::Extensions::isBlendFuncSeparateSupported

(

)

const [inline]

void osg::BlendFunc::Extensions::glBlendFuncSeparate	(	GLenum	sfactorRGB,
		GLenum	dfactorRGB,
		GLenum	sfactorAlpha,
		GLenum	dfactorAlpha
	)			const

typedef osg::BlendFunc::Extensions::void

(

APIENTRY *

GLBlendFuncSeparateProc

)

[protected]

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Member Data Documentation

bool osg::BlendFunc::Extensions::_isBlendFuncSeparateSupported [protected]

GLBlendFuncSeparateProc osg::BlendFunc::Extensions::_glBlendFuncSeparate [protected]

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

• BlendFunc

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