X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Frenderer.h;h=dd54ca1691dfaf49233608ff85f2ff5de9e69440;hb=904de4f7fd994886adbd3a6c03bc1b7c14ebc562;hp=866881c7b66aeebb8b913c43af4ee14b357c1885;hpb=f14435e58bfa0fa697a06ba9a454bb30cd37d9d8;p=libs%2Fgl.git

diff --git a/source/renderer.h b/source/renderer.h
index 866881c7..dd54ca16 100644
--- a/source/renderer.h
+++ b/source/renderer.h
@@ -24,7 +24,9 @@ particular, Objects and Scenes) can by rendered without a Renderer, using one
 will often be more efficient.  This is especially true for ObjectInstances.
 
 The Renderer works by deferring GL state changes until something is actually
-being drawn.  This avoids many unnecessary GL calls. */
+being drawn.  This avoids many unnecessary GL calls if consecutive renderables
+use the same resources.
+*/
 class Renderer
 {
 public:
@@ -70,6 +72,7 @@ private:
 	const VertexArray *vertex_array;
 	bool vertex_array_changed;
 	const Buffer *element_buffer;
+	bool shdata_changed;
 
 public:
 	Renderer(const Camera *);
@@ -91,7 +94,9 @@ public:
 	void push_state();
 	void pop_state();
 
-	/** Prepares for temporarily bypassing the Renderer. */
+	/** Prepares for temporarily bypassing the Renderer by synchronizing the
+	current state with GL.  No additional call is necessary to resume using the
+	Renderer. */
 	void escape();
 
 	void draw(const Batch &);