doc/html/framebuffer_8h_source.html

#ifndef __FRAMEBUFFER_H__

#define __FRAMEBUFFER_H__


#include "app.h"

#include "texture.h"

#include "renderbuffer.h"


namespace sgltk {


class Framebuffer {

    GLuint buffer;

    GLenum target;

    unsigned int width;

    unsigned int height;

    std::vector<GLenum> draw_buffers;


    static int max_color_attachments;

public:

    EXPORT Framebuffer(GLenum target = GL_FRAMEBUFFER);

    EXPORT ~Framebuffer();

    EXPORT GLenum get_buffer_status();

    EXPORT void bind();

    EXPORT void bind(GLenum target);

    EXPORT void unbind();

    EXPORT bool attach_texture(GLenum attachment,

                   Texture& texture);

    EXPORT bool attach_texture_layer(GLenum attachment,

                     Texture& texture,

                     unsigned int layer);

    EXPORT bool attach_renderbuffer(GLenum attachment,

                    Renderbuffer& buffer);

    EXPORT void finalize();

    EXPORT void blit_to(sgltk::Framebuffer *target,

                unsigned int src_x0,

                unsigned int src_y0,

                unsigned int src_x1,

                unsigned int src_y1,

                unsigned int dst_x0,

                unsigned int dst_y0,

                unsigned int dst_x1,

                unsigned int dst_y1,

                GLbitfield mask,

                GLenum filter);

    EXPORT void blit_from_default(unsigned int src_x0,

                      unsigned int src_y0,

                      unsigned int src_x1,

                      unsigned int src_y1,

                      unsigned int dst_x0,

                      unsigned int dst_y0,

                      unsigned int dst_x1,

                      unsigned int dst_y1,

                      GLbitfield mask,

                      GLenum filter);

};


}


#endif

app.h

sgltk::Framebuffer
Manages framebuffers.
Definition framebuffer.h:14

sgltk::Framebuffer::finalize
void finalize()
Sets the draw buffers to be drawn into.
Definition framebuffer.cpp:159

sgltk::Framebuffer::attach_texture_layer
bool attach_texture_layer(GLenum attachment, Texture &texture, unsigned int layer)
Attaches the layer of a texture to the framebuffer.
Definition framebuffer.cpp:80

sgltk::Framebuffer::blit_from_default
void blit_from_default(unsigned int src_x0, unsigned int src_y0, unsigned int src_x1, unsigned int src_y1, unsigned int dst_x0, unsigned int dst_y0, unsigned int dst_x1, unsigned int dst_y1, GLbitfield mask, GLenum filter)
Copies a block of pixels from the default framebuffer to this one.
Definition framebuffer.cpp:194

sgltk::Framebuffer::bind
void bind()
Binds the framebuffer to the target set in the constructor.
Definition framebuffer.cpp:28

sgltk::Framebuffer::blit_to
void blit_to(sgltk::Framebuffer *target, unsigned int src_x0, unsigned int src_y0, unsigned int src_x1, unsigned int src_y1, unsigned int dst_x0, unsigned int dst_y0, unsigned int dst_x1, unsigned int dst_y1, GLbitfield mask, GLenum filter)
Copies a block of pixels from this framebuffer to another one.
Definition framebuffer.cpp:169

sgltk::Framebuffer::attach_renderbuffer
bool attach_renderbuffer(GLenum attachment, Renderbuffer &buffer)
Attaches a renderbuffer to the framebuffer.
Definition framebuffer.cpp:121

sgltk::Framebuffer::Framebuffer
Framebuffer(GLenum target=GL_FRAMEBUFFER)
Definition framebuffer.cpp:7

sgltk::Framebuffer::attach_texture
bool attach_texture(GLenum attachment, Texture &texture)
Attaches a texture to the framebuffer.
Definition framebuffer.cpp:45

sgltk::Framebuffer::get_buffer_status
GLenum get_buffer_status()
Checks the completeness status of the framebuffer.
Definition framebuffer.cpp:21

sgltk::Framebuffer::unbind
void unbind()
Restores the original framebuffer as render target.
Definition framebuffer.cpp:41

sgltk::Renderbuffer
Manages renderbuffers.
Definition renderbuffer.h:12

sgltk::Texture
Manages textures.
Definition texture.h:13