From d5f04f65ca793753ed8dc5ad31c99b30dee863f8 Mon Sep 17 00:00:00 2001
From: Johannes Hofmann <Johannes.Hofmann@gmx.de>
Date: Tue, 16 Jan 2007 15:30:02 +0100
Subject: add comment

---
 src/Panorama.cxx | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/Panorama.cxx b/src/Panorama.cxx
index fbbdac3..27e4ab0 100644
--- a/src/Panorama.cxx
+++ b/src/Panorama.cxx
@@ -468,6 +468,7 @@ Panorama::nick(Hill *m) {
 	return beta - pi_d / 2.0;
 }
 
+// return local distance to center of WGS84 ellipsoid
 double
 Panorama::get_earth_radius(double phi) {
 	double a = 6378137.000;
-- 
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