--- ray/src/hd/sm_qtree.h	1998/10/06 18:18:54	3.7
+++ ray/src/hd/sm_qtree.h	1998/11/11 12:05:40	3.8
@@ -79,7 +79,7 @@
 #define QT_MAX_LEVELS     12
 #endif
 
-#define QT_FILL_THRESHOLD 3
+#define QT_FILL_THRESHOLD 2
 #define QT_EXPAND   8
 #define QT_COMPRESS 16
 #define QT_DONE 32