--- trunk/src/selection/HullFinder.cpp	2010/04/21 19:05:04	1438
+++ branches/development/src/selection/HullFinder.cpp	2012/07/06 22:01:58	1767
@@ -36,7 +36,8 @@
  * [1]  Meineke, et al., J. Comp. Chem. 26, 252-271 (2005).             
  * [2]  Fennell & Gezelter, J. Chem. Phys. 124, 234104 (2006).          
  * [3]  Sun, Lin & Gezelter, J. Chem. Phys. 128, 24107 (2008).          
- * [4]  Vardeman & Gezelter, in progress (2009).                        
+ * [4]  Kuang & Gezelter,  J. Chem. Phys. 133, 164101 (2010).
+ * [5]  Vardeman, Stocker & Gezelter, J. Chem. Theory Comput. 7, 834 (2011).
  */
 
 #include "selection/HullFinder.hpp"
@@ -84,23 +85,23 @@ namespace OpenMD {
     }
 #ifdef HAVE_QHULL
     surfaceMesh_ = new ConvexHull();
-#else
-    sprintf( painCave.errMsg,
-             "Hullfinder error: Hull calculation not possible without libqhull.\n",
-              "Please rebuild with Qhull");
-      painCave.severity = OPENMD_ERROR;
-      painCave.isFatal = 1;
-      simError();
-
 #endif
   }
 
   OpenMDBitSet HullFinder::findHull() {
-    StuntDouble* sd;
     Snapshot* currSnapshot = info_->getSnapshotManager()->getCurrentSnapshot();
     OpenMDBitSet bsResult(nStuntDoubles_);
-
+#ifdef HAVE_QHULL
     surfaceMesh_->computeHull(localSites_);
+#else
+    sprintf( painCave.errMsg,
+             "HullFinder : Hull calculation is not possible without libqhull.\n"
+             "\tPlease rebuild OpenMD with qhull enabled.");
+      painCave.severity = OPENMD_ERROR;
+      painCave.isFatal = 1;
+      simError();
+#endif
+    
     std::vector<Triangle> sMesh = surfaceMesh_->getMesh();
     int nTriangles = sMesh.size();
     // Loop over the mesh faces