From 8a88101fe59eb56a25c8d91d7272353de7140a95 Mon Sep 17 00:00:00 2001
From: erykoff <erykoff@stanford.edu>
Date: Sat, 5 Mar 2022 07:21:12 -0800
Subject: [PATCH] Increase MAX_ITER so Mollweide forward projection works near
 the poles. (#3082)

---
 src/projections/moll.cpp |  2 +-
 test/gie/builtins.gie    | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/projections/moll.cpp b/src/projections/moll.cpp
index 87b383368c..f8b52a5ffa 100644
--- a/src/projections/moll.cpp
+++ b/src/projections/moll.cpp
@@ -10,7 +10,7 @@ PROJ_HEAD(moll, "Mollweide") "\n\tPCyl, Sph";
 PROJ_HEAD(wag4, "Wagner IV") "\n\tPCyl, Sph";
 PROJ_HEAD(wag5, "Wagner V") "\n\tPCyl, Sph";
 
-#define MAX_ITER    10
+#define MAX_ITER    30
 #define LOOP_TOL    1e-7
 
 namespace { // anonymous namespace
diff --git a/test/gie/builtins.gie b/test/gie/builtins.gie
index 1a290294f6..38dfc6a2f0 100644
--- a/test/gie/builtins.gie
+++ b/test/gie/builtins.gie
@@ -3599,6 +3599,18 @@ roundtrip 1
 accept  -2 -1
 expect  -201113.698641813 -124066.283433860
 roundtrip 1
+accept  0.0 89.99
+expect  0.00 9050917.562466157600
+roundtrip 1
+accept  0.0 89.999
+expect  0.00 9050964.513822982088
+roundtrip 1
+accept  0.0 -89.99
+expect  0.0 -9050917.562466157600
+roundtrip 1
+accept  0.0 -89.999
+expect  0.00 -9050964.513822982088
+roundtrip 1
 
 direction inverse
 accept  200 100