OpenSceneGraph 2.8.3

osg::Program::PerContextProgram Class Reference

PerContextProgram (PCP) is an OSG-internal encapsulation of glPrograms per-GL context. More...

Inheritance diagram for osg::Program::PerContextProgram:

List of all members.

Public Member Functions

 PerContextProgram (const Program *program, unsigned int contextID)
GLuint getHandle () const
void requestLink ()
void linkProgram ()
bool validateProgram ()
bool needsLink () const
bool isLinked () const
bool getInfoLog (std::string &infoLog) const
void useProgram () const
void resetAppliedUniforms () const
void apply (const Uniform &uniform) const
const ActiveVarInfoMapgetActiveUniforms () const
const ActiveVarInfoMapgetActiveAttribs () const
GLint getUniformLocation (const std::string &name) const
GLint getAttribLocation (const std::string &name) const
void addShaderToAttach (Shader *shader)
void addShaderToDetach (Shader *shader)

Protected Types

typedef std::pair
< osg::ref_ptr< const
osg::Uniform >, unsigned int > 
UniformModifiedCountPair
typedef std::vector
< UniformModifiedCountPair
LastAppliedUniformList
typedef std::vector< ref_ptr
< Shader > > 
ShaderList

Protected Member Functions

 ~PerContextProgram ()

Protected Attributes

const Program_program
 Pointer to our parent Program.
osg::ref_ptr< GL2Extensions_extensions
 Pointer to this context's extension functions.
GLuint _glProgramHandle
 Handle to the actual OpenGL glProgram.
bool _needsLink
 Does our glProgram need to be linked?
bool _isLinked
 Is our glProgram successfully linked?
const unsigned int _contextID
ActiveVarInfoMap _uniformInfoMap
ActiveVarInfoMap _attribInfoMap
LastAppliedUniformList _lastAppliedUniformList
ShaderList _shadersToDetach
ShaderList _shadersToAttach

Detailed Description

PerContextProgram (PCP) is an OSG-internal encapsulation of glPrograms per-GL context.


Member Typedef Documentation

typedef std::vector< ref_ptr<Shader> > osg::Program::PerContextProgram::ShaderList [protected]
typedef std::pair<osg::ref_ptr<const osg::Uniform>, unsigned int> osg::Program::PerContextProgram::UniformModifiedCountPair [protected]

Constructor & Destructor Documentation

osg::Program::PerContextProgram::PerContextProgram ( const Program program,
unsigned int  contextID 
)
osg::Program::PerContextProgram::~PerContextProgram ( ) [protected]

Member Function Documentation

void osg::Program::PerContextProgram::addShaderToAttach ( Shader shader) [inline]
void osg::Program::PerContextProgram::addShaderToDetach ( Shader shader) [inline]
void osg::Program::PerContextProgram::apply ( const Uniform uniform) const [inline]
const ActiveVarInfoMap& osg::Program::PerContextProgram::getActiveAttribs ( ) const [inline]
const ActiveVarInfoMap& osg::Program::PerContextProgram::getActiveUniforms ( ) const [inline]
GLint osg::Program::PerContextProgram::getAttribLocation ( const std::string &  name) const [inline]
GLuint osg::Program::PerContextProgram::getHandle ( ) const [inline]
bool osg::Program::PerContextProgram::getInfoLog ( std::string &  infoLog) const
GLint osg::Program::PerContextProgram::getUniformLocation ( const std::string &  name) const [inline]
bool osg::Program::PerContextProgram::isLinked ( ) const [inline]
void osg::Program::PerContextProgram::linkProgram ( )
bool osg::Program::PerContextProgram::needsLink ( ) const [inline]
void osg::Program::PerContextProgram::requestLink ( )
void osg::Program::PerContextProgram::resetAppliedUniforms ( ) const [inline]
void osg::Program::PerContextProgram::useProgram ( ) const
bool osg::Program::PerContextProgram::validateProgram ( )

Member Data Documentation

const unsigned int osg::Program::PerContextProgram::_contextID [protected]

Pointer to this context's extension functions.

Handle to the actual OpenGL glProgram.

Is our glProgram successfully linked?

Does our glProgram need to be linked?

Pointer to our parent Program.


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

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Generated at Tue Mar 22 2011 13:20:23 for the OpenSceneGraph by doxygen 1.7.3.