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-rw-r--r--boost/geometry/core/tags.hpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/boost/geometry/core/tags.hpp b/boost/geometry/core/tags.hpp
index 160477b8c4..5d6acb1878 100644
--- a/boost/geometry/core/tags.hpp
+++ b/boost/geometry/core/tags.hpp
@@ -4,6 +4,11 @@
// Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
// Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
+// This file was modified by Oracle on 2014.
+// Modifications copyright (c) 2014 Oracle and/or its affiliates.
+
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
@@ -37,6 +42,14 @@ struct spherical_equatorial_tag : spherical_tag {};
struct geographic_tag : spherical_tag {};
+// Tags defining coordinate systems reference models
+
+/// For reference spheroid defining parameters of geographical coordinate system
+struct srs_spheroid_tag {};
+
+/// For reference sphere defining parameters of spherical coordinate system
+struct srs_sphere_tag : srs_spheroid_tag {};
+
// Tags defining tag hierarchy