From d7a16efe717cb45beba4375dedb9e78c94bc3438 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Wed, 19 Feb 2020 14:00:43 +0100
Subject: validateParameters(): fix false-positive warning on Equidistant
 Cylindrical

We required the 'Latitude of natural origin' parameter to be present,
but it is only a GDAL/PROJ specific thing, not a EPSG one.
---
 src/iso19111/coordinateoperation.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'src/iso19111/coordinateoperation.cpp')

diff --git a/src/iso19111/coordinateoperation.cpp b/src/iso19111/coordinateoperation.cpp
index 53fa64bf..f429c328 100644
--- a/src/iso19111/coordinateoperation.cpp
+++ b/src/iso19111/coordinateoperation.cpp
@@ -2129,6 +2129,14 @@ std::list<std::string> SingleOperation::validateParameters() const {
         }
 
         if (!opv) {
+            if ((methodEPSGCode == EPSG_CODE_METHOD_EQUIDISTANT_CYLINDRICAL ||
+                 methodEPSGCode ==
+                     EPSG_CODE_METHOD_EQUIDISTANT_CYLINDRICAL_SPHERICAL) &&
+                paramMapping == &paramLatitudeNatOrigin) {
+                // extension of EPSG used by GDAL/PROJ, so we should not
+                // warn on its absence.
+                continue;
+            }
             std::string msg("Cannot find expected parameter ");
             msg += paramMapping->wkt2_name;
             res.emplace_back(msg);
-- 
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