gk::GLFramebuffer Class Reference

representation d'un (draw) framebuffer. More...

#include <TPFramebuffer.h>

Inheritance diagram for gk::GLFramebuffer:

List of all members.

Public Member Functions
	GLFramebuffer ()
	constructeur.
	GLFramebuffer (const int w, const int h, const unsigned int buffer_bits)
	constructeur, cf GLRendertarget().
	~GLFramebuffer ()
	destructeur.
int	attachTexture (const unsigned int buffer, GLTexture2D *texture, const int level=0)
	associe une texture au framebuffer. cf GLRendertarget::attachTexture().
int	attachTexture (const GLenum target, const unsigned int buffer, GLDepthTexture *texture, const int level=0)
	associe une texture au framebuffer. cf GLRendertarget::attachTexture().
int	attachTexture (const GLenum target, const unsigned int buffer, GLTexture2DArray *texture, const int layer, const int level=0)
	associe une texture au framebuffer. cf GLRendertarget::attachTexture().
int	attachTexture (const GLenum target, const unsigned int buffer, GLTextureCube *texture, const GLenum face, const int level=0)
	associe une texture au framebuffer. cf GLRendertarget::attachTexture().
int	validate ()
	valide la configuration du framebuffer.
int	attachTexture (const GLenum target, const unsigned int buffer, GLTexture2D *texture, const int level=0)
	associe une texture existante au framebuffer.
int	createGLResource ()
	creation de l'objet opengl.
int	releaseGLResource ()
	destruction de l'objet opengl.
int	validate (const GLenum target)
	verifie la configuration du framebuffer.
int	width () const
	renvoie la largeur du framebuffer. renvoie 0, si la largeur du framebuffer n'est pas definie.
int	height () const
	renvoie la hauteur du framebuffer. renvoie 0, si la hauteur du framebuffer n'est pas definie.
GLTexture *	texture (const unsigned int buffer)
	renvoie la texture associee a buffer (cf gk::COLOR0, gk::COLOR1, gk::DEPTH, etc.)
GLDepthTexture *	zbuffer ()
	renvoie le zbuffer
const std::vector< GLenum > &	drawBuffers () const
	renvoie les draw buffers opengl / textures attachees (cf. glDrawBuffers() et GL_COLOR_ATTACHMENT0, etc.).
GLuint	name () const
	operator GLuint () const
Protected Member Functions
template<typename Texture >
int	attach_buffer (const unsigned int buffer, Texture *texture)
Protected Attributes
std::vector< GLTexture * >	m_textures
std::vector< GLenum >	m_draw_buffers
int	m_width
int	m_height
GLuint	m_name

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Detailed Description

representation d'un (draw) framebuffer.

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Member Function Documentation

int gk::GLRendertarget::attachTexture	(	const GLenum	target,
		const unsigned int	buffer,
		GLTexture2D *	texture,
		const int	level = 0
	)			[inherited]

associe une texture existante au framebuffer.

buffer = gk::COLOR0, etc. ou gk::DEPTH. toutes les textures doivent avoir les memes dimensions.

References gk::GLTexture::target().

const std::vector<GLenum>& gk::GLRendertarget::drawBuffers

(

)

const [inline, inherited]

renvoie les draw buffers opengl / textures attachees (cf. glDrawBuffers() et GL_COLOR_ATTACHMENT0, etc.).

    const std::vector<GLenum>& buffers= framebuffer->drawBuffers();
    glDrawbuffers((GLsizei) buffers.size(), &buffers.front());

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

• TPFramebuffer.h