From 00fff55cd35abb60ec72a844b252f25cc85ece3a Mon Sep 17 00:00:00 2001
From: =?utf8?q?Martin=20T=C5=AFma?= <tumic@cbox.cz>
Date: Wed, 13 Sep 2023 22:33:14 +0200
Subject: [PATCH] Check for bounds overflow in the computed/approximated case

---
 src/map/map.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/map/map.cpp b/src/map/map.cpp
index fcbfc37b..fde95e08 100644
--- a/src/map/map.cpp
+++ b/src/map/map.cpp
@@ -4,6 +4,7 @@
 
 
 #define SAMPLES 100
+#define DELTA 1e-6
 
 static void growLeft(const Coordinates &c, RectC &rect)
 {
@@ -55,6 +56,11 @@ RectC Map::llBounds(const Projection &proj)
 		growRight(xy2ll(QPointF(b.right(), y)), rect);
 	}
 
+	if (rect.right() <= -180.0 + DELTA)
+		rect.setRight(180.0);
+	if (rect.left() >= 180.0 - DELTA)
+		rect.setLeft(-180.0);
+
 	return rect;
 }
 
-- 
2.11.4.GIT