X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fviewmodel%2FAlignmentViewport.java;h=dca968ef1c1af9ac660795ed58047c1750a78440;hb=a16fd1b3b74c14b058b297a91d48de0dd85f2a0d;hp=dc352f40fa480b11feccad963c9d048c072c4100;hpb=51f4e1c750d0de8937e69788f7b14c6120fd310f;p=jalview.git

diff --git a/src/jalview/viewmodel/AlignmentViewport.java b/src/jalview/viewmodel/AlignmentViewport.java
index dc352f4..dca968e 100644
--- a/src/jalview/viewmodel/AlignmentViewport.java
+++ b/src/jalview/viewmodel/AlignmentViewport.java
@@ -41,6 +41,7 @@ import jalview.workers.ConsensusThread;
 import jalview.workers.StrucConsensusThread;
 
 import java.util.ArrayList;
+import java.util.BitSet;
 import java.util.Hashtable;
 import java.util.List;
 import java.util.Map;
@@ -1413,7 +1414,7 @@ public abstract class AlignmentViewport implements AlignViewportI
     int charHeight = getCharHeight();
     if (aa != null)
     {
-      boolean graphgrp[] = null;
+      BitSet graphgrp = new BitSet();
       for (int i = 0; i < aa.length; i++)
       {
         if (aa[i] == null)
@@ -1427,17 +1428,13 @@ public abstract class AlignmentViewport implements AlignViewportI
         }
         if (aa[i].graphGroup > -1)
         {
-          if (graphgrp == null)
-          {
-            graphgrp = new boolean[aa.length];
-          }
-          if (graphgrp[aa[i].graphGroup])
+          if (graphgrp.get(aa[i].graphGroup))
           {
             continue;
           }
           else
           {
-            graphgrp[aa[i].graphGroup] = true;
+            graphgrp.set(aa[i].graphGroup);
           }
         }
         aa[i].height = 0;