GLSLProgram Class Reference

#include <GLSLProgram.h>

List of all members.

Public Member Functions
	GLSLProgram ()
	~GLSLProgram ()
void	attach (GLSLShader &s)
	attach a shader
void	detach (GLSLShader &s)
	attach a shader
void	link ()
	link program after all shaders are attached
void	use () const
void	set_gl_texture (GLTexture &tex, const char *texName, unsigned texunit) const
	set up texture for a particular shader name
void	set_gl_texture (GLShadowFrameBuffer &tex, const char *texName, unsigned texunit) const
void	set_gl_texture_unit (const char *texname, unsigned texunit) const
void	set_uniform (const char *name, const Vector &value) const
	set uniform variable
void	set_uniform (const char *name, const float value) const
unsigned	get_vertex_attrib_index (const char *name) const
	get vertex attribute index
Static Public Member Functions
static void	use_fixed ()
	use fixed function pipeline instead of particular program
Protected Attributes
unsigned int	id_
bool	linked_
std::list< GLSLShader * >	attached_shaders_
Static Protected Attributes
static const GLSLProgram *	used_program_
Private Member Functions
	GLSLProgram (const GLSLProgram &)
GLSLProgram &	operator= (const GLSLProgram &)

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Detailed Description

this class handles an OpenGL GLSL Program, that is a link unit of shaders.

Note:

needs OpenGL 2.0

Definition at line 33 of file GLSLProgram.h.

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Constructor & Destructor Documentation

GLSLProgram::GLSLProgram

(

)

Definition at line 28 of file GLSLProgram.cpp.

References DIALOG_ASSERT, glCreateProgram, GLStateExtension::hasShaders(), and id_.

GLSLProgram::~GLSLProgram

(

)

Definition at line 38 of file GLSLProgram.cpp.

References attached_shaders_, glDeleteProgram, glDetachShader, id_, Logger::log(), use_fixed(), and used_program_.

GLSLProgram::GLSLProgram

(

const GLSLProgram &

)

[private]

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Member Function Documentation

void GLSLProgram::attach

(

GLSLShader &

s

)

attach a shader

Definition at line 58 of file GLSLProgram.cpp.

References attached_shaders_, GLSLShader::getId(), glAttachShader, id_, and linked_.

Referenced by GLSLShaderSetup::GLSLShaderSetup().

void GLSLProgram::detach

(

GLSLShader &

s

)

attach a shader

Definition at line 65 of file GLSLProgram.cpp.

References attached_shaders_, GLSLShader::getId(), glDetachShader, id_, and linked_.

void GLSLProgram::link

(

)

link program after all shaders are attached

Definition at line 85 of file GLSLProgram.cpp.

References S3D::dialogExit(), S3D::formatStringBuffer(), GL_FALSE, GL_INFO_LOG_LENGTH, GL_LINK_STATUS, glGetProgramInfoLog, glGetProgramiv, glLinkProgram, id_, and linked_.

Referenced by GLSLShaderSetup::GLSLShaderSetup().

void GLSLProgram::use

(

)

const

use this program

Note:

link program before using it!

Definition at line 105 of file GLSLProgram.cpp.

References DIALOG_ASSERT, glUseProgram, id_, linked_, and used_program_.

Referenced by GLSLShaderSetup::use().

void GLSLProgram::use_fixed

(

)

[static]

use fixed function pipeline instead of particular program

Definition at line 164 of file GLSLProgram.cpp.

References glUseProgram, and used_program_.

Referenced by GLSLShaderSetup::use_fixed(), and ~GLSLProgram().

void GLSLProgram::set_gl_texture	(	GLTexture &	tex,
		const char *	texName,
		unsigned	texunit
	)			const

set up texture for a particular shader name

Definition at line 112 of file GLSLProgram.cpp.

References DIALOG_ASSERT, GLTexture::draw(), GL_TEXTURE0, glActiveTexture, glGetUniformLocation, glUniform1i, id_, and used_program_.

Referenced by GLSLShaderSetup::set_gl_texture().

void GLSLProgram::set_gl_texture	(	GLShadowFrameBuffer &	tex,
		const char *	texName,
		unsigned	texunit
	)			const

Definition at line 122 of file GLSLProgram.cpp.

References GLShadowFrameBuffer::bindDepthTexture(), DIALOG_ASSERT, GL_TEXTURE0, glActiveTexture, glGetUniformLocation, glUniform1i, id_, and used_program_.

void GLSLProgram::set_gl_texture_unit	(	const char *	texname,
		unsigned	texunit
	)			const

Definition at line 132 of file GLSLProgram.cpp.

References DIALOG_ASSERT, GL_TEXTURE0, glActiveTexture, glGetUniformLocation, glUniform1i, id_, and used_program_.

Referenced by GLSLShaderSetup::set_gl_texture_unit().

void GLSLProgram::set_uniform	(	const char *	name,
		const Vector &	value
	)			const

set uniform variable

Definition at line 141 of file GLSLProgram.cpp.

References DIALOG_ASSERT, glGetUniformLocation, glUniform3f, id_, and used_program_.

Referenced by GLSLShaderSetup::set_uniform().

void GLSLProgram::set_uniform	(	const char *	name,
		const float	value
	)			const

Definition at line 149 of file GLSLProgram.cpp.

References DIALOG_ASSERT, glGetUniformLocation, glUniform1f, id_, and used_program_.

unsigned GLSLProgram::get_vertex_attrib_index

(

const char *

name

)

const

get vertex attribute index

Definition at line 157 of file GLSLProgram.cpp.

References DIALOG_ASSERT, glGetAttribLocation, id_, and used_program_.

Referenced by GLSLShaderSetup::get_vertex_attrib_index().

GLSLProgram& GLSLProgram::operator=

(

const GLSLProgram &

)

[private]

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Member Data Documentation

unsigned int GLSLProgram::id_ [protected]

Definition at line 68 of file GLSLProgram.h.

Referenced by attach(), detach(), get_vertex_attrib_index(), GLSLProgram(), link(), set_gl_texture(), set_gl_texture_unit(), set_uniform(), use(), and ~GLSLProgram().

bool GLSLProgram::linked_ [protected]

Definition at line 69 of file GLSLProgram.h.

Referenced by attach(), detach(), link(), and use().

std::list<GLSLShader*> GLSLProgram::attached_shaders_ [protected]

Definition at line 70 of file GLSLProgram.h.

Referenced by attach(), detach(), and ~GLSLProgram().

const GLSLProgram * GLSLProgram::used_program_ [static, protected]

Definition at line 71 of file GLSLProgram.h.

Referenced by get_vertex_attrib_index(), set_gl_texture(), set_gl_texture_unit(), set_uniform(), use(), use_fixed(), and ~GLSLProgram().

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

• src/client/GLSL/GLSLProgram.h
• src/client/GLSL/GLSLProgram.cpp

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