Changeset 879 for GTP/trunk/Lib/Vis/Preprocessing/src/VspBspTree.cpp

Timestamp:

05/02/06 18:08:04 (18 years ago)

Author:

mattausch

Message:

added parameter for fetching active view cell with getviewcell method in ViewCellsManager?

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/VspBspTree.cpp (modified) (1 diff)

GTP/trunk/Lib/Vis/Preprocessing/src/VspBspTree.cpp

@@ -3747 +3747 @@
 
 
-ViewCell *VspBspTree::GetViewCell(const Vector3 &point)
-{
-  if (mRoot == NULL)
-        return NULL;
+ViewCell *VspBspTree::GetViewCell(const Vector3 &point, const bool active)
+{
+        if (mRoot == NULL)
+                return NULL;
+
+        stack<BspNode *> nodeStack;
+        nodeStack.push(mRoot);
   
-  stack<BspNode *> nodeStack;
-  nodeStack.push(mRoot);
+        ViewCell *viewcell = NULL;
   
-  ViewCell *viewcell = NULL;
+        while (!nodeStack.empty())  
+        {
+                BspNode *node = nodeStack.top();
+                nodeStack.pop();
+        
+                if (node->IsLeaf()) 
+                {
+                        viewcell = dynamic_cast<BspLeaf *>(node)->GetViewCell();
+                        break;
+                } 
+                else    
+                {       
+                        BspInterior *interior = dynamic_cast<BspInterior *>(node);
+        
+                        // random decision
+                        if (interior->GetPlane().Side(point) < 0)
+                                nodeStack.push(interior->GetBack());
+                        else
+                                nodeStack.push(interior->GetFront());
+                }
+        }
   
-  while (!nodeStack.empty())  {
-        BspNode *node = nodeStack.top();
-        nodeStack.pop();
-        
-        if (node->IsLeaf()) {
-          viewcell = dynamic_cast<BspLeaf *>(node)->GetViewCell();
-          break;
-        } else {
-          
-          BspInterior *interior = dynamic_cast<BspInterior *>(node);
-                
-          // random decision
-          if (interior->GetPlane().Side(point) < 0)
-                nodeStack.push(interior->GetBack());
-          else
-                nodeStack.push(interior->GetFront());
-        }
-  }
-  
-  return viewcell;
+        if (active)
+                return mViewCellsTree->GetActiveViewCell(viewcell);
+        else
+                return viewcell;
 }