From 530852ae000e526a7098dc8f44a16b0af27dcff4 Mon Sep 17 00:00:00 2001
From: Eric Fischer <enf@pobox.com>
Date: Mon, 29 Jun 2015 17:18:48 -0700
Subject: [PATCH] Maximum zoom increment of 3 seems to give the best
 performance

---
 tile.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tile.h b/tile.h
index 93cc604a..42f96071 100644
--- a/tile.h
+++ b/tile.h
@@ -32,4 +32,4 @@ int traverse_zooms(int *geomfd, off_t *geom_size, char *metabase, char *stringpo
 extern unsigned initial_x, initial_y;
 extern int geometry_scale;
 
-#define MAX_ZOOM_INCREMENT 4
+#define MAX_ZOOM_INCREMENT 3