diff --git a/Apps/Examples/volumeExplorer.cpp b/Apps/Examples/volumeExplorer.cpp
index 00076644347c8b683ad5decfee9a12e712b4f906..a4e67dc6e58c25054567f6fa98e8ad307dba7c4f 100644
--- a/Apps/Examples/volumeExplorer.cpp
+++ b/Apps/Examples/volumeExplorer.cpp
@@ -29,6 +29,7 @@
 #include "Algo/Modelisation/polyhedron.h"
 #include "Algo/Import/import.h"
 #include "Algo/Geometry/volume.h"
+#include "Algo/Geometry/area.h"
 
 #include "Utils/chrono.h"
 
@@ -176,7 +177,7 @@ void MyQT::cb_Open()
 //		if (v>maxV)
 //			maxV=v;
 
-		if(myMap.isBoundaryAdjacentVolume(d))
+		if(myMap.isVolumeIncidentToBoundary(d))
 			color[d] = PFP::VEC3(0,0,0);
 	}
 //	for (unsigned int i = color.begin(); i != color.end(); color.next(i))
@@ -417,20 +418,20 @@ int main(int argc, char **argv)
 		for (Dart d = tra.begin(); d != tra.end(); d = tra.next())
 		{
 			float v = Algo::Geometry::tetrahedronVolume<PFP>(myMap, d, position);
-//			color[d] = PFP::VEC3(v,0,0);
-//			if (v>maxV)
-//				maxV=v;
+			color[d] = PFP::VEC3(v,0,0);
+			if (v>maxV)
+				maxV=v;
 
-			if(myMap.isBoundaryAdjacentVolume(d))
-				color[d] = PFP::VEC3(0,0,0);
-			else
+//			if(myMap.isVolumeIncidentToBoundary(d))
+//				color[d] = PFP::VEC3(0,0,0);
+//			else
 				color[d] = PFP::VEC3(v,0,0);
 		}
-//		for (unsigned int i = color.begin(); i != color.end(); color.next(i))
-//		{
-//			color[i][0] /= maxV;
-//			color[i][2] = 1.0f - color[i][0];
-//		}
+		for (unsigned int i = color.begin(); i != color.end(); color.next(i))
+		{
+			color[i][0] /= maxV;
+			color[i][2] = 1.0f - color[i][0];
+		}
 
 	}
 	else
@@ -505,9 +506,18 @@ int main(int argc, char **argv)
 	Vol w(myMap.begin());
 	VEC3 q = Algo::Surface::Geometry::volumeCentroid<PFP>(myMap,w,position);
 
+	ch.start();
+	float vol = Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
+	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
+	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
+	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
+	std::cout << ch.elapsed()<< " ms //  val="<<vol<< std::endl;
+
+
+
 	std::cout << "Compute Volume ->"<< std::endl;
 	ch.start();
-	float vol = Algo::Geometry::totalVolume<PFP>(myMap, position);
+	vol = Algo::Geometry::totalVolume<PFP>(myMap, position);
 	std::cout << ch.elapsed()<< " ms  val="<<vol<< std::endl;
 	ch.start();
 	vol += Algo::Geometry::totalVolume<PFP>(myMap, position);
@@ -519,13 +529,6 @@ int main(int argc, char **argv)
 	vol += Algo::Geometry::totalVolume<PFP>(myMap, position);
 	std::cout << ch.elapsed()<< " ms  val="<<vol<< std::endl;
 
-	ch.start();
-	vol = Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
-	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
-	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
-	vol += Algo::Geometry::Parallel::totalVolume<PFP>(myMap, position);
-	std::cout << ch.elapsed()<< " ms //  val="<<vol<< std::endl;
-
 
 	// et on attend la fin.
 	return app.exec();
diff --git a/include/Topology/generic/dartmarker.h b/include/Topology/generic/dartmarker.h
index c576c2e68aa7974d7748c5024ba988f589ed9aae..953640af324a438b9e63b1a8f9e87a19554f588e 100644
--- a/include/Topology/generic/dartmarker.h
+++ b/include/Topology/generic/dartmarker.h
@@ -301,9 +301,9 @@ public:
 		assert(this->m_map.template getMarkerSet<DART>(this->m_thread).testMark(this->m_mark));
 		this->m_map.foreach_dart_of_orbit(c, [&] (Dart d)
 		{
-			unsigned int dindex = this->m_map.dartIndex(d);
-			(*this->m_markVector)[dindex].setMark(this->m_mark);
-			m_markedDarts.push_back(dindex);
+			unsigned int d_index = this->m_map.dartIndex(d);
+			(*this->m_markVector)[d_index].setMark(this->m_mark);
+			m_markedDarts.push_back(d_index);
 		}
 		, this->m_thread) ;
 	}