From 399e4b204d1ad18c01c2de1227dca2f8ca7e2e41 Mon Sep 17 00:00:00 2001
From: cignoni <paolo.cignoni@isti.cnr.it>
Date: Thu, 31 Dec 2015 11:46:51 +0000
Subject: [PATCH] added a require per face mark

---
 vcg/complex/algorithms/clean.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/vcg/complex/algorithms/clean.h b/vcg/complex/algorithms/clean.h
index d025aa76..7d2e806c 100644
--- a/vcg/complex/algorithms/clean.h
+++ b/vcg/complex/algorithms/clean.h
@@ -75,6 +75,7 @@ public:
 
   void start(MeshType &m, FacePointer p)
   {
+    tri::RequirePerFaceMark(m);
     mp=&m;
     while(!sf.empty()) sf.pop();
     UnMarkAll(m);