comments for future viz/detection of internal sequence nodes.

diff --git a/src/jalview/analysis/NJTree.java b/src/jalview/analysis/NJTree.java
index 88bb51c..3569be1 100755 (executable)
--- a/src/jalview/analysis/NJTree.java
+++ b/src/jalview/analysis/NJTree.java
@@ -794,13 +794,13 @@ public class NJTree
    * @return Vector of leaf nodes on binary tree
    */
   public Vector findLeaves(SequenceNode node, Vector leaves)
-  {
+  { 
     if (node == null)
     {
       return leaves;
     }
 
-    if ( (node.left() == null) && (node.right() == null))
+    if ( (node.left() == null) && (node.right() == null)) // Interior node detection
     {
       leaves.addElement(node);
 
@@ -808,6 +808,10 @@ public class NJTree
     }
     else
     {
+/*  TODO: Identify internal nodes...    if (node.isSequenceLabel())
+      {
+        leaves.addElement(node);
+      }*/
       findLeaves( (SequenceNode) node.left(), leaves);
       findLeaves( (SequenceNode) node.right(), leaves);
     }