From 26a076a09a69fde79c8817b487c524540b5190cf Mon Sep 17 00:00:00 2001
From: Pedro Maciel <Pedro.Maciel@ecmwf.int>
Date: Fri, 3 May 2024 10:48:03 +0100
Subject: [PATCH] MIR-661 Grid projection handling covering the poles: account
 for "excessive" bounds

---
 src/mir/repres/regular/RegularGrid.cc | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/mir/repres/regular/RegularGrid.cc b/src/mir/repres/regular/RegularGrid.cc
index 2cc529750..5acbd4870 100644
--- a/src/mir/repres/regular/RegularGrid.cc
+++ b/src/mir/repres/regular/RegularGrid.cc
@@ -74,7 +74,11 @@ RegularGrid::RegularGrid(const param::MIRParametrisation& param, const RegularGr
     auto bbox = projection.lonlatBoundingBox(range);
     ASSERT(bbox);
 
-    bbox_ = {bbox.north(), bbox.west(), bbox.south(), bbox.east()};
+    // MIR-661 Grid projection handling covering the poles: account for "excessive" bounds
+    Longitude west(bbox.west());
+    auto east = bbox.east() - bbox.west() >= Longitude::GLOBE.value() ? west + Longitude::GLOBE : bbox.east();
+
+    bbox_ = {bbox.north(), west, bbox.south(), east};
 }