X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcore%2Fframebuffer.h;h=2e1b367791f7f7065d0634df1845a1854876b050;hb=ce36589;hp=ca97ed17e45d021f9b9b779aa7579754640949ef;hpb=2b2676392aff2eb6b38c3e463cc67f4d67a4ef8b;p=libs%2Fgl.git diff --git a/source/core/framebuffer.h b/source/core/framebuffer.h index ca97ed17..2e1b3677 100644 --- a/source/core/framebuffer.h +++ b/source/core/framebuffer.h @@ -17,6 +17,7 @@ class Renderbuffer; class Texture; class Texture2D; class Texture3D; +class WindowView; enum FramebufferAttachment { @@ -69,7 +70,7 @@ least one image must be attached for the framebuffer to be usable. Requires the GL_EXT_framebuffer_object extension. The blit functions require the GL_EXT_framebuffer_blit extension. */ -class Framebuffer: public Bindable +class Framebuffer { private: struct Attachment @@ -90,21 +91,11 @@ private: void clear(); }; - struct Viewport - { - int left; - int bottom; - unsigned width; - unsigned height; - - Viewport(); - }; - unsigned id; std::vector attachments; unsigned width; unsigned height; - Viewport view; + mutable FramebufferStatus status; mutable unsigned dirty; Framebuffer(unsigned); @@ -116,7 +107,7 @@ public: unsigned get_height() const { return height; } private: - void update_attachment(unsigned) const; + void update() const; void check_size(); unsigned get_attachment_index(FramebufferAttachment); void set_texture_attachment(FramebufferAttachment, Texture &, unsigned, int); @@ -129,40 +120,19 @@ public: void attach_layered(FramebufferAttachment attch, TextureCube &tex, unsigned level = 0); void detach(FramebufferAttachment attch); - /** Checks the completeness of the framebuffer. Returns - FRAMEBUFFER_COMPLETE if the framebuffer is complete and can be rendered to, - or one of the error status codes otherwise. */ - FramebufferStatus check_status() const; + void resize(const WindowView &); + + /** Returns FRAMEBUFFER_COMPLETE if the framebuffer is complete and can be + rendered to, or one of the error status codes otherwise. */ + FramebufferStatus get_status() const { return status; } /** Ensures that the framebuffer is complete, throwing an exception if it isn't. */ void require_complete() const; - void viewport(int, int, unsigned, unsigned); - void reset_viewport(); - - void clear(); - void clear(BufferBits); - - /** Blits a region from another framebuffer into this one. If the source - and destination regions have different dimensions, the contents will be - stretched. If filter is true, linear interpolation will be used, otherwise - no interpolation is done. */ - void blit_from(const Framebuffer &other, int sx0, int sy0, int sx1, int sy1, - int dx0, int dy0, int dx1, int dy1, BufferBits bits, bool filter); - - /** Blits a region from another framebuffer into this one, retaining its - dimensions. */ - void blit_from(const Framebuffer & other, int sx, int sy, - unsigned wd, unsigned ht, int dx, int dy, BufferBits bits); - - /** Blits the entire contents of another framebuffer into this one. */ - void blit_from(const Framebuffer &other, BufferBits bits, bool filter); - - void bind() const; + void refresh() const { if(dirty) update(); } - static const Framebuffer *current(); - static void unbind(); + unsigned get_id() const { return id; } void set_debug_name(const std::string &);