From 9aa3f8ddca5c64f46ba493e4acc7c494c1ea58b8 Mon Sep 17 00:00:00 2001
From: Olivier Couet <olivier.couet@cern.ch>
Date: Wed, 14 Sep 2016 10:38:33 +0200
Subject: [PATCH] update doc

---
 documentation/doxygen/filter.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/documentation/doxygen/filter.cxx b/documentation/doxygen/filter.cxx
index 5265f328919..44861a2d370 100644
--- a/documentation/doxygen/filter.cxx
+++ b/documentation/doxygen/filter.cxx
@@ -54,7 +54,8 @@
 ///  `\macro_output This the macro output`
 ///
 ///  4. `\notebook`
-///    To generate the corresponding jupyter notebook.
+///    To generate the corresponding jupyter notebook. In case the tutorial does
+///    not generate any graphics output, the option `-nodraw` should be added.
 ///
 /// Note that the doxygen directive `\authors` or `\author` must be the last one
 /// of the macro header.
-- 
GitLab