From 17c52d0bad5f98e3b6a6c15892ac73860d676e1d Mon Sep 17 00:00:00 2001
From: Erica Fischer <enf@felt.com>
Date: Tue, 20 Aug 2024 10:33:44 -0700
Subject: [PATCH] Don't try to truncate zooms if we are still tiling at z18

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

diff --git a/tile.cpp b/tile.cpp
index e4097566..1c08e0cd 100644
--- a/tile.cpp
+++ b/tile.cpp
@@ -1589,7 +1589,7 @@ long long write_tile(decompressor *geoms, std::atomic<long long> *geompos_in, ch
 		// empirical estimate from ne_10m_admin_0_countries, CPAD units, Cal fires.
 		// only try to make an overzoomable final tile if it seems like it might work
 		long long estimated_output_tile_size = 0.6693 * estimated_complexity - 3.36e+04;
-		if (estimated_output_tile_size < (long long) (0.9 * max_tile_size)) {
+		if (estimated_output_tile_size < (long long) (0.9 * max_tile_size) && 30 - z > detail) {
 			first_detail = 30 - z;
 			second_detail = detail;
 			trying_to_stop_early = true;