X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Ftexture3d.h;h=fa4c050f039c38f9a0734b0f6ec11ec21082e92b;hb=922fac753e31d97fc88daa166e93e4c5572bd2ba;hp=0a03cd5d9e61e1a06d0c41ec3376ca91f4cc0436;hpb=e003d7a1497dad3b13e4e88e681f8fa2afc40c83;p=libs%2Fgl.git

diff --git a/source/texture3d.h b/source/texture3d.h
index 0a03cd5d..fa4c050f 100644
--- a/source/texture3d.h
+++ b/source/texture3d.h
@@ -32,7 +32,7 @@ public:
 	/** Allocates storage for the texture.  The contents are initially
 	undefined.  If storage has already been allocated, does nothing. */
 	void allocate(unsigned level);
-	
+
 	/** Uploads an image to the texture.  Storage must be defined beforehand.
 	The image data must have dimensions and format compatible with the defined
 	storage. */
@@ -60,6 +60,11 @@ public:
 	unsigned get_depth() const { return depth; }
 private:
 	void get_level_size(unsigned, unsigned &, unsigned &, unsigned &);
+
+public:
+	virtual AsyncLoader *load(IO::Seekable &) { return 0; }
+	virtual UInt64 get_data_size() const;
+	virtual void unload() { }
 };
 
 } // namespace GL