X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=bigscreen%2Frotatescreen.cpp;h=c2285ae787d3beb2dc85d480ed15df37e931eb7c;hb=bb5fde29696b2b5bce9e4431c01fe9ec29f4207c;hp=4fc9fa0903ff50c7247cd02ecf686908698fc1e1;hpb=09ae4d8636130d4c86ab3f8df8f823482f948f97;p=ccbs

diff --git a/bigscreen/rotatescreen.cpp b/bigscreen/rotatescreen.cpp
index 4fc9fa0..c2285ae 100644
--- a/bigscreen/rotatescreen.cpp
+++ b/bigscreen/rotatescreen.cpp
@@ -166,7 +166,14 @@ bool RotateScreen::needs_update()
 	return (since >= 10.0);
 }
 
-// hold all screens for minimum three seconds, hold all screens with new info for at minimum eight seconds
+/*
+ * Hold all screens for minimum three seconds, hold all screens with new info
+ * for at minimum eight seconds. There's a slight hack here; a screen with new
+ * info _might_ already be outdated (for instance, if we do an update to a group
+ * with a mistake, then correct it quick afterwards). If it's already outdated,
+ * we ignore the "eight second" rule; the results will be somewhat ugly, though,
+ * but it's hard to do much better without too much special code.
+ */
 bool RotateScreen::can_update()
 {
 	struct timeval now;
@@ -177,7 +184,7 @@ bool RotateScreen::can_update()
 
 	if (since < 3.0)
 		return false;
-	if (fade_to_new_info && since < 8.0)
+	if (fade_to_new_info && subscreens.size() > 0 && !subscreens[current_screen].screen->check_invalidated() && since < 8.0)
 		return false;
 	return true;
 }