X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;ds=sidebyside;f=source%2Fbufferable.h;h=cbbde4e1b93f1e07266c097c150774f2b5621d3c;hb=bec07999d95b76f4b47cffcc564d0cd0afc0435e;hp=9b2f0bf8bfe2fb58323a3be15f781d8b5aa83091;hpb=9be04243c92f024327e74ad8d48861581d83b7ed;p=libs%2Fgl.git

diff --git a/source/bufferable.h b/source/bufferable.h
index 9b2f0bf8..cbbde4e1 100644
--- a/source/bufferable.h
+++ b/source/bufferable.h
@@ -20,7 +20,6 @@ public:
 	private:
 		const Bufferable &bufferable;
 		char *mapped_address;
-		bool buffer_resized;
 
 	public:
 		AsyncUpdater(const Bufferable &);
@@ -46,9 +45,18 @@ public:
 	buffer, and this object is inserted after it. */
 	void use_buffer(Buffer *buf, Bufferable *prev = 0);
 
+	/** Sets the buffer for the entire chain of objects. */
+	void change_buffer(Buffer *);
+
+	/** Returns the total amount of storage required by this object and others
+	in the same chain, including any alignment between objects. */
+	unsigned get_required_buffer_size() const;
+
 	/** Uploads new data into the buffer if necessary. */
 	void refresh() const { if(buffer && dirty) upload_data(0); }
 
+	/** Returns an object which can be used to upload data to the buffer using
+	mapped memory. */
 	AsyncUpdater *refresh_async() const;
 
 private:
@@ -81,12 +89,8 @@ protected:
 	virtual void location_changed(Buffer *, unsigned, unsigned) const { }
 
 private:
-	bool resize_buffer() const;
-
-	void update_buffer_size() const;
-
 	/** Uploads data to the buffer.  Receives pointer to mapped buffer memory as
-	parameter.  If null, buffer interface should be used instead. */
+	parameter, or null to use the buffer upload interface. */
 	void upload_data(char *) const;
 };