From 0b33a790f50deb824b08d31346c238372bf57f42 Mon Sep 17 00:00:00 2001
From: Christophe Geuzaine <cgeuzaine@ulg.ac.be>
Date: Wed, 18 Sep 2013 06:14:32 +0000
Subject: [PATCH]

---
 tutorial/t8.geo | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/tutorial/t8.geo b/tutorial/t8.geo
index 6bcd10f249..e17a417e34 100644
--- a/tutorial/t8.geo
+++ b/tutorial/t8.geo
@@ -87,7 +87,9 @@ For num In {1:3}
     General.RotationZ += 0.1;
 
     Sleep 0.01; // sleep for 0.01 second
-    Draw; // draw the scene
+    Draw; // draw the scene (one could use DrawForceChanged instead to force the
+          // reconstruction of the vertex arrays, e.g. if changing element
+          // clipping)
 
     If (num == 3)
       // The `Print' command saves the graphical window; the `Sprintf'
-- 
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