remove a little warning

b19178f5 · Thery Sylvain · 177594fd · b19178f5
Commit b19178f5 authored Jan 03, 2012 by Thery Sylvain
--- a/include/Algo/MC/image.hpp
+++ b/include/Algo/MC/image.hpp
@@ -719,7 +719,7 @@ template< typename  DataType >
 Image<DataType>* Image<DataType>::cropz(unsigned int zmin, unsigned int nb)
 {

-	unsigned int zmax = zmin+nb;
+	int zmax = zmin+nb;
 	if (zmax> m_WZ)
 	{
 		zmax = m_WZ;