X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fbackends%2Fopengl%2Fframebuffer_backend.h;fp=source%2Fbackends%2Fopengl%2Fframebuffer_backend.h;h=258db95fe9bbc0438ca01f77b95f6614a5ea444e;hb=fcc065736e303088ef121c554318e0cc028a0666;hp=b2e936147d73ce3c707ef15cabf5cc2af2d054cf;hpb=3d6f8d2781beb692e11488c34871ec62174e58df;p=libs%2Fgl.git

diff --git a/source/backends/opengl/framebuffer_backend.h b/source/backends/opengl/framebuffer_backend.h
index b2e93614..258db95f 100644
--- a/source/backends/opengl/framebuffer_backend.h
+++ b/source/backends/opengl/framebuffer_backend.h
@@ -27,6 +27,8 @@ protected:
 	void format_changed(const FrameFormat &);
 	static void require_layered();
 
+	bool is_presentable() const { return id==0; }
+
 	void resize_system(unsigned, unsigned);
 	void update(unsigned) const;
 	void update(unsigned, bool) const;