From: Romulo Pinho <romulo.pinho@lyon.unicancer.fr>
Date: Thu, 31 Jan 2013 22:12:33 +0000 (+0100)
Subject: VectorArithm: make Norm(0) = 0
X-Git-Tag: v1.4.0~249^2
X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=commitdiff_plain;h=582367441993fbd1cba684396344c5a8fcc6c015;p=clitk.git

VectorArithm: make Norm(0) = 0
---

diff --git a/tools/clitkVectorArithmGenericFilter.txx b/tools/clitkVectorArithmGenericFilter.txx
index 38c3b87..1f4cb72 100644
--- a/tools/clitkVectorArithmGenericFilter.txx
+++ b/tools/clitkVectorArithmGenericFilter.txx
@@ -431,7 +431,9 @@ void clitk::VectorArithmGenericFilter<args_info_type>::ComputeImage(Iter1 it, It
   case 12: // normalize
     while (!it.IsAtEnd()) {
       PixelType n = it.Get();
-      n.Normalize();
+      if (n.GetNorm() != 0)
+        n.Normalize();
+      
       ito.Set(n);
       ++it;
       ++ito;