X-Git-Url: https://git.sesse.net/?p=movit;a=blobdiff_plain;f=effect_chain.h;h=6d9d062d747f4901c39e6b7681a6b4365c7d3939;hp=cd0a19f4dcd3cbe4972f186a0f25e324bf692517;hb=f85e35e129f2395cb03867feb804e5a4badc594e;hpb=2d8043bb837b45c9ae509450b3e1b1eb545e44b9

diff --git a/effect_chain.h b/effect_chain.h
index cd0a19f..6d9d062 100644
--- a/effect_chain.h
+++ b/effect_chain.h
@@ -364,6 +364,9 @@ public:
 	void reset_phase_timing();
 	void print_phase_timing();
 
+	// Note: If you already know the width and height of the viewport,
+	// calling render_to_fbo() directly will be slightly more efficient,
+	// as it saves it from getting it from OpenGL.
 	void render_to_screen()
 	{
 		render_to_fbo(0, 0, 0);