From 29aefaae1a0a6ee3536fffe1c5897bfb79ef3204 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sun, 28 May 2017 20:47:45 +0200
Subject: Add comment

---
 src/pj_init.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/pj_init.c b/src/pj_init.c
index 113cc9f4..b86950bc 100644
--- a/src/pj_init.c
+++ b/src/pj_init.c
@@ -563,6 +563,7 @@ pj_init_ctx(projCtx ctx, int argc, char **argv) {
         PIN->long_wrap_center = pj_param(ctx, start, "rlon_wrap").f;
         /* Don't accept excessive values otherwise we might perform badly */
         /* when correcting longitudes around it */
+        /* The test is written this way to error on long_wrap_center "=" NaN */
         if( !(fabs(PIN->long_wrap_center) < 10 * M_TWOPI) )
         {
             pj_ctx_set_errno( ctx, -14 );
-- 
cgit v1.2.3