A core to set a shader program to be applied to subsequent nodes. More...

#include "ShaderCore.h"

Inheritance diagram for scg::ShaderCore:

Collaboration diagram for scg::ShaderCore:

Public Member Functions
	ShaderCore (GLuint program, const std::vector< ShaderID > &shaderIDs)

virtual	~ShaderCore ()

void	clear ()

void	init () const

GLuint	getProgram () const

GLint	getUniformLoc (const std::string &name) const

void	setUniform1i (const std::string &name, GLint value) const

void	setUniform1iv (const std::string &name, GLsizei count, const GLint *value) const

void	setUniform1f (const std::string &name, GLfloat value) const

void	setUniform1fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniform2fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniform3fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniform4fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniformMatrix2fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniformMatrix3fv (const std::string &name, GLsizei count, const GLfloat *value) const

void	setUniformMatrix4fv (const std::string &name, GLsizei count, const GLfloat *value) const

virtual void	render (RenderState *renderState)

virtual void	renderPost (RenderState *renderState)

Public Member Functions inherited from scg::Core
	Core ()

virtual	~Core ()=0

Static Public Member Functions
static ShaderCoreSP	create (GLuint program, const std::vector< ShaderID > &shaderIDs)

Protected Member Functions
void	checkCompileError_ (const ShaderID &shaderID) const

void	checkLinkError_ (GLuint program) const

Protected Attributes
GLuint	program_

std::vector< ShaderID >	shaderIDs_

ShaderCore *	shaderCoreOld_

std::unordered_map< std::string, GLint >	uniformLocMap_

Detailed Description

A core to set a shader program to be applied to subsequent nodes.

A few member functions are defined in the header file to allow inlining. Method chaining (via returning this pointers) is not supported to ensure maximum performance.

Definition at line 69 of file ShaderCore.h.

Constructor & Destructor Documentation

◆ ShaderCore()

scg::ShaderCore::ShaderCore	(	GLuint	program,
		const std::vector< ShaderID > &	shaderIDs
	)

Constructor with given program and shaders.

◆ ~ShaderCore()

virtual scg::ShaderCore::~ShaderCore ( )

virtual

Destructor.

Member Function Documentation

◆ checkCompileError_()

void scg::ShaderCore::checkCompileError_ ( const ShaderID & shaderID ) const

protected

Check for compile errors and print error messages.

◆ checkLinkError_()

void scg::ShaderCore::checkLinkError_ ( GLuint program ) const

protected

Check for link errors and print error messages.

◆ clear()

void scg::ShaderCore::clear ( )

Delete shaders and program.

◆ create()

static ShaderCoreSP scg::ShaderCore::create	(	GLuint	program,
		const std::vector< ShaderID > &	shaderIDs
	)

static

Create shared pointer.

◆ getProgram()

GLuint scg::ShaderCore::getProgram ( ) const

Get shader program.

◆ getUniformLoc()

GLint scg::ShaderCore::getUniformLoc ( const std::string & name ) const

inline

Get location of uniform variable.

Definition at line 108 of file ShaderCore.h.

◆ init()

void scg::ShaderCore::init ( ) const

Initialize shader core, i.e., compile shaders and link program, to be called by ShaderCoreFactory or by application after binding custom attribute and fragment data locations.

◆ render()

virtual void scg::ShaderCore::render ( RenderState * renderState )

virtual

Render shader, i.e., bind shader program.

Implements scg::Core.

◆ renderPost()

virtual void scg::ShaderCore::renderPost ( RenderState * renderState )

virtual

Render shader after traversing sub-tree, i.e., restore previous shader program.

Reimplemented from scg::Core.

◆ setUniform1f()

void scg::ShaderCore::setUniform1f	(	const std::string &	name,
		GLfloat	value
	)		const

inline

Set uniform variable.

Definition at line 141 of file ShaderCore.h.

◆ setUniform1fv()

void scg::ShaderCore::setUniform1fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 151 of file ShaderCore.h.

◆ setUniform1i()

void scg::ShaderCore::setUniform1i	(	const std::string &	name,
		GLint	value
	)		const

inline

Set uniform variable.

Definition at line 121 of file ShaderCore.h.

◆ setUniform1iv()

void scg::ShaderCore::setUniform1iv	(	const std::string &	name,
		GLsizei	count,
		const GLint *	value
	)		const

inline

Set uniform variable.

Definition at line 131 of file ShaderCore.h.

◆ setUniform2fv()

void scg::ShaderCore::setUniform2fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 161 of file ShaderCore.h.

◆ setUniform3fv()

void scg::ShaderCore::setUniform3fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 171 of file ShaderCore.h.

◆ setUniform4fv()

void scg::ShaderCore::setUniform4fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 181 of file ShaderCore.h.

◆ setUniformMatrix2fv()

void scg::ShaderCore::setUniformMatrix2fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 191 of file ShaderCore.h.

◆ setUniformMatrix3fv()

void scg::ShaderCore::setUniformMatrix3fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 201 of file ShaderCore.h.

◆ setUniformMatrix4fv()

void scg::ShaderCore::setUniformMatrix4fv	(	const std::string &	name,
		GLsizei	count,
		const GLfloat *	value
	)		const

inline

Set uniform variable.

Definition at line 211 of file ShaderCore.h.

Member Data Documentation

◆ program_

GLuint scg::ShaderCore::program_

protected

Definition at line 242 of file ShaderCore.h.

◆ shaderCoreOld_

ShaderCore* scg::ShaderCore::shaderCoreOld_

protected

Definition at line 244 of file ShaderCore.h.

◆ shaderIDs_

std::vector<ShaderID> scg::ShaderCore::shaderIDs_

protected

Definition at line 243 of file ShaderCore.h.

◆ uniformLocMap_

std::unordered_map<std::string, GLint> scg::ShaderCore::uniformLocMap_

mutableprotected

Definition at line 245 of file ShaderCore.h.

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

src/ShaderCore.h

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ShaderCore()

◆ ~ShaderCore()

Member Function Documentation

◆ checkCompileError_()

◆ checkLinkError_()

◆ clear()

◆ create()

◆ getProgram()

◆ getUniformLoc()

◆ init()

◆ render()

◆ renderPost()

◆ setUniform1f()

◆ setUniform1fv()

◆ setUniform1i()

◆ setUniform1iv()

◆ setUniform2fv()

◆ setUniform3fv()

◆ setUniform4fv()

◆ setUniformMatrix2fv()

◆ setUniformMatrix3fv()

◆ setUniformMatrix4fv()

Member Data Documentation

◆ program_

◆ shaderCoreOld_

◆ shaderIDs_

◆ uniformLocMap_