From 95df11a9bb98b4454f25645ad47c2c5eaa34c695 Mon Sep 17 00:00:00 2001
From: Mikko Rasa <tdb@tdb.fi>
Date: Fri, 11 Dec 2015 19:25:41 +0200
Subject: [PATCH] Don't refresh non-dirty screens

---
 source/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source/main.c b/source/main.c
index b26c465..6886685 100644
--- a/source/main.c
+++ b/source/main.c
@@ -634,6 +634,9 @@ void refresh_screens(Compositor *compositor)
 	for(i=0; i<compositor->nscreens; ++i)
 	{
 		CompositedScreen *screen = &compositor->screens[i];
+		if(!screen->dirty)
+			continue;
+
 		use_gl(compositor, screen);
 
 		glClearColor(0.5f, 0.5f, 0.5f, 0.0f);
-- 
2.43.0