GLProgramState Class Reference

GLProgramState holds the 'state' (uniforms and attributes) of the GLProgram. More...

#include <CCGLProgramState.h>

Inheritance diagram for GLProgramState:

Public Member Functions
void	apply (const Mat4 &modelView)
void	setGLProgram (GLProgram *glprogram)
GLProgram *	getGLProgram () const
uint32_t	getVertexAttribsFlags () const
ssize_t	getVertexAttribCount () const
void	setVertexAttribCallback (const std::string &name, const std::function< void(VertexAttrib *)> &callback)
void	setVertexAttribPointer (const std::string &name, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLvoid *pointer)
ssize_t	getUniformCount () const
void	setUniformInt (const std::string &uniformName, int value)
void	setUniformFloat (const std::string &uniformName, float value)
void	setUniformVec2 (const std::string &uniformName, const Vec2 &value)
void	setUniformVec3 (const std::string &uniformName, const Vec3 &value)
void	setUniformVec4 (const std::string &uniformName, const Vec4 &value)
void	setUniformMat4 (const std::string &uniformName, const Mat4 &value)
void	setUniformCallback (const std::string &uniformName, const std::function< void(Uniform *)> &callback)
void	setUniformTexture (const std::string &uniformName, Texture2D *texture)
void	setUniformTexture (const std::string &uniformName, GLuint textureId)
Public Member Functions inherited from Ref
void	retain ()
	Retains the ownership. More...
void	release ()
	Releases the ownership immediately. More...
Ref *	autorelease ()
	Releases the ownership sometime soon automatically. More...
unsigned int	getReferenceCount () const
	Returns the Ref's current reference count. More...
virtual	~Ref ()

Static Public Member Functions
static GLProgramState *	create (GLProgram *glprogram)
	returns a new instance of GLProgramState for a given GLProgram More...
static GLProgramState *	getOrCreateWithGLProgram (GLProgram *glprogram)
	gets-or-creates an instance of GLProgramState for a given GLProgram More...
static GLProgramState *	getOrCreateWithGLProgramName (const std::string &glProgramName)
	gets-or-creates an instance of GLProgramState for a given GLProgramName More...

Protected Member Functions
	GLProgramState ()
	~GLProgramState ()
bool	init (GLProgram *program)
void	resetGLProgram ()
VertexAttribValue *	getVertexAttribValue (const std::string &attributeName)
UniformValue *	getUniformValue (const std::string &uniformName)
Protected Member Functions inherited from Ref
	Ref ()
	Constructor. More...

Protected Attributes
std::unordered_map < std::string, UniformValue >	_uniforms
std::unordered_map < std::string, VertexAttribValue >	_attributes
int	_textureUnitIndex
uint32_t	_vertexAttribsFlags
GLProgram *	_glprogram
Protected Attributes inherited from Ref
unsigned int	_referenceCount
	count of references More...

Friends
class	GLProgramStateCache

Detailed Description

GLProgramState holds the 'state' (uniforms and attributes) of the GLProgram.

A GLProgram can be used by thousands of Nodes, but if different uniform values are going to be used, then each node will need its own GLProgramState

Constructor & Destructor Documentation

GLProgramState ( )

protected

~GLProgramState ( )

protected

Member Function Documentation

void apply

(

const Mat4 &

modelView

)

static GLProgramState* create ( GLProgram *  glprogram )

static

returns a new instance of GLProgramState for a given GLProgram

GLProgram* getGLProgram ( ) const

inline

static GLProgramState* getOrCreateWithGLProgram ( GLProgram *  glprogram )

static

gets-or-creates an instance of GLProgramState for a given GLProgram

static GLProgramState* getOrCreateWithGLProgramName ( const std::string &  glProgramName )

static

gets-or-creates an instance of GLProgramState for a given GLProgramName

ssize_t getUniformCount ( ) const

inline

UniformValue* getUniformValue ( const std::string &  uniformName )

protected

ssize_t getVertexAttribCount ( ) const

inline

uint32_t getVertexAttribsFlags ( ) const

inline

VertexAttribValue* getVertexAttribValue ( const std::string &  attributeName )

protected

bool init ( GLProgram *  program )

protected

void resetGLProgram ( )

protected

void setGLProgram

(

GLProgram *

glprogram

)

void setUniformCallback	(	const std::string &	uniformName,
		const std::function< void(Uniform *)> &	callback
	)

void setUniformFloat	(	const std::string &	uniformName,
		float	value
	)

void setUniformInt	(	const std::string &	uniformName,
		int	value
	)

void setUniformMat4	(	const std::string &	uniformName,
		const Mat4 &	value
	)

void setUniformTexture	(	const std::string &	uniformName,
		Texture2D *	texture
	)

void setUniformTexture	(	const std::string &	uniformName,
		GLuint	textureId
	)

void setUniformVec2	(	const std::string &	uniformName,
		const Vec2 &	value
	)

void setUniformVec3	(	const std::string &	uniformName,
		const Vec3 &	value
	)

void setUniformVec4	(	const std::string &	uniformName,
		const Vec4 &	value
	)

void setVertexAttribCallback	(	const std::string &	name,
		const std::function< void(VertexAttrib *)> &	callback
	)

void setVertexAttribPointer	(	const std::string &	name,
		GLint	size,
		GLenum	type,
		GLboolean	normalized,
		GLsizei	stride,
		GLvoid *	pointer
	)

Friends And Related Function Documentation

friend class GLProgramStateCache

friend

Member Data Documentation

std::unordered_map<std::string, VertexAttribValue> _attributes

protected

GLProgram* _glprogram

protected

int _textureUnitIndex

protected

std::unordered_map<std::string, UniformValue> _uniforms

protected

uint32_t _vertexAttribsFlags

protected

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

• /Users/guanghui/cocos2d-x/cocos/renderer/CCGLProgramState.h