Changeset 1143 for GTP/trunk/Lib/Vis/Preprocessing/src/Pvs.cpp

Timestamp:

07/19/06 18:31:33 (18 years ago)

Author:

mattausch

Message:

worked on vsp osp tree

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/Pvs.cpp (modified) (2 diffs)

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

@@ -30 +30 @@
                 Intersectable *obj = (*it).first;
 
+                // found kd node
+                // the pvs is the sum of the objects in the leaves in the subtree
+                // We eliminate already accounted kd nodes and objects
+                // using mailboxing. 
                 if (obj->Type() == Intersectable::KD_INTERSECTABLE)
                 {
@@ -51 +55 @@
                                 if (node->IsLeaf())
                                 {
-                                        
                                         KdLeaf *leaf = dynamic_cast<KdLeaf *>(node);
 
                                         pvs += (int)(leaf->mObjects.size() - leaf->mMultipleObjects.size());
 
-                                        ObjectContainer::const_iterator it, it_end = leaf->mMultipleObjects.end();
+                                        // Objects already accounted for can only be found among those
+                                        // which are referenced in more than one leaf
+                                        ObjectContainer::const_iterator oit, oit_end = leaf->mMultipleObjects.end();
+                                        for (oit = leaf->mMultipleObjects.begin(); oit != oit_end; ++ oit)
                                         {
-                                                Intersectable *object = *it;                                            
+                                                Intersectable *object = *oit;                                           
                                                 
                                                 if (!object->Mailed())