JAL-2034 notes on efficiency

[jalview.git] / src / jalview / gui / SequenceRenderer.java

diff --git a/src/jalview/gui/SequenceRenderer.java b/src/jalview/gui/SequenceRenderer.java
index 258a229..17d69f4 100755 (executable)
--- a/src/jalview/gui/SequenceRenderer.java
+++ b/src/jalview/gui/SequenceRenderer.java
@@ -91,6 +91,7 @@ public class SequenceRenderer implements jalview.api.SequenceRenderer
   @Override
   public Color getResidueBoxColour(SequenceI seq, int i)
   {
+    // rate limiting step when rendering overview for lots of groups
     allGroups = av.getAlignment().findAllGroups(seq);
 
     if (inCurrentSequenceGroup(i))