Add assert to look for bounding boxes that don't overlap the overall …

…octree bounds.

Ke Xu.

src/core/octree.h

@@ -61,6 +61,7 @@ template <typename NodeData> class Octree {
     Octree(const BBox &b, int md = 16)
         : maxDepth(md), bound(b) { }
     void Add(const NodeData &dataItem, const BBox &dataBound) {
+        Assert(dataBound.Overlaps(bound));
         addPrivate(&root, bound, dataItem, dataBound,
                    DistanceSquared(dataBound.pMin, dataBound.pMax));
     }