Changeset 721 for GTP/trunk/Lib/Illum/IBRBillboardCloudTrees/OGRE/include/IMG/IMGNodeBsp.h

Timestamp:

03/31/06 17:29:32 (18 years ago)

Author:

igarcia

Message:

 

File:

• GTP/trunk/Lib/Illum/IBRBillboardCloudTrees/OGRE/include/IMG/IMGNodeBsp.h (modified) (2 diffs)

GTP/trunk/Lib/Illum/IBRBillboardCloudTrees/OGRE/include/IMG/IMGNodeBsp.h

@@ -7 +7 @@
 namespace IMG {
 
-class NodeBsp {
+// Fordward declaration...
+class NodeBsp;
+
+typedef ::boost::intrusive_ptr<NodeBsp> NodeBspPtr;
+
+namespace boost
+{
+    void intrusive_ptr_add_ref(NodeBsp * p);
+    void intrusive_ptr_release(NodeBsp * p);
+};
+
+class NodeBsp 
+{
   public:
     NodeBsp();
 
-    Box2d * GetBound();
+    virtual ~NodeBsp();
 
-    inline void SetBound(Box2d * box) { bound = box; };
+    Box2d* GetBound();
 
-    inline NodeBsp * GetChild(int i) { return child[i]; };
+    void SetBound(Box2d *box);
 
-    inline void SetId(int id_) { id = id_; };
+    NodeBspPtr GetChild(int i);
 
-    inline unsigned int GetId() const { return id; };
+    void SetId(int id_);
 
-    inline void SetChild(NodeBsp * node, int i) { child[i] = node; };
+    unsigned int GetId() const;
+
+    void SetChild(NodeBspPtr node, int i);
 
     void Print();
 
-    //void SetPlane (Plane3 *pla) { plane = pla; }
-    //Plane3 * GetPlane () { return plane; }
-    NodeBsp * Insert(int w, int h);
+    NodeBspPtr Insert(int w, int h);
 
-    inline NodeBsp * Get(NodeBsp * node, int i) {
-                if (!node) return NULL;
-                if (node->GetId() == i ) return node;
-                
-                NodeBsp *nod; 
-                if (nod = node->GetChild(0)->Get (node->GetChild(0), i)) return nod;
-                
-                return node->GetChild(0)->Get (node->GetChild(1), i);
-                
-        };
+    NodeBspPtr Get(NodeBspPtr node, int i);
 
+  protected:
 
-  private:
     bool fit;
 
-    Box2d * bound;
+    Box2d bound;
 
-    NodeBsp * child[2];
+    NodeBspPtr child[2];
 
     static unsigned int ID;
@@ -52 +55 @@
     int id;
 
+private:
+    
+        long references;
 
-  public:
-    ~NodeBsp();
+    friend void boost::intrusive_ptr_add_ref(NodeBsp * p);
 
+    friend void boost::intrusive_ptr_release(NodeBsp * p);
 };
+
+// class specific addref/release implementation
+// the two function overloads must be in the boost namespace on most compilers:
+namespace boost
+{
+  inline void intrusive_ptr_add_ref(NodeBsp * p)
+  {
+    // increment reference count of object *p
+    ++(p->references);
+  }
+
+
+
+  inline void intrusive_ptr_release(NodeBsp * p)
+  {
+   // decrement reference count, and delete object when reference count reaches 0
+   if (--(p->references) == 0)
+     delete p;
+  } 
+} // namespace boost
 
 }