HNSW uses rabitq and affine operators

Author: normen662

fdb-extensions/src/main/java/com/apple/foundationdb/async/hnsw/AccessInfo.java

@@ -47,6 +47,10 @@ public EntryNodeReference getEntryNodeReference() {
         return entryNodeReference;
     }
 
+    public boolean canBeTransformed() {
+        return getCentroid() != null;
+    }
+
     public long getRotatorSeed() {
         return rotatorSeed;
     }