minor fix in delete

Src/Containers/FSubOctree.hpp

@@ -51,7 +51,7 @@ template< class CellClass , class ContainerClass, class LeafClass, class CellAll
 class FAbstractSubOctree {
 protected:
 
-    CellClass*** cells;		            //< Potential cells, cells are allocated only if needed
+    CellClass*** cells;                     //< Potential cells, cells are allocated only if needed
     FAbstractSubOctree* const parent;       //< Parent suboctree (null for root)
 
     const int indexInParent;                //< This is the index of the current octree in the parent's array
@@ -60,7 +60,7 @@ protected:
     int rightLeafIndex;                     //< The leaf at the right position (this is the last array index when iterate)
 
     const int subOctreeHeight;              //< Height of this suboctree
-    const int subOctreePosition;	    //< Level of the current suboctree in the global tree (0 if node)
+    const int subOctreePosition;            //< Level of the current suboctree in the global tree (0 if node)
 
     const bool isLeafSubtree;               //< To know if a subtree is leaf or not (we prefere that to a virtual method)
 
@@ -135,8 +135,12 @@ protected:
 
         // Manage border limits
         if(arrayIndex == this->leftLeafIndex && arrayIndex == this->rightLeafIndex){
-	    this->rightLeafIndex = -1;
+            this->rightLeafIndex = -1;
             // only one cells, return true
+            // remove the last cells
+            cellAllocator.deleteObject(this->cells[indexLevel][arrayIndex]);
+            this->cells[indexLevel][arrayIndex] =nullptr;
+
             return true;
         }
         else if(arrayIndex == this->leftLeafIndex){
@@ -631,4 +635,3 @@ public:
 
 
 #endif //FSUBOCTREE_HPP
-