/*!
* \brief 3D tree of anything.
* Methods to implement in a descendant are:
- * - Bnd_B3d* buildRootBox(); // box of the whole tree
+ * - Bnd_B3d* buildRootBox(); // box of a tree
* - descendant* newChild() const; // a new child instance
- * - void buildChildrenData(); // Fill in data of the children
+ * - void buildChildrenData(); // distribute own data among children
*/
class SMESHUtils_EXPORT SMESH_Octree : public SMESH_Tree< Bnd_B3d, 8 >
{
// Allocate a bndbox according to childIndex. childIndex is zero based
virtual Bnd_B3d* newChildBox(int childIndex) const;
+
+ // Change size of a box by a factor; each dimension changes independently of others
+ virtual void enlargeByFactor( Bnd_B3d* box, double factor ) const;
};
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