[setops] Rename single_tag_from_base_tag util and remove commented code.

Author: awulkiew

include/boost/geometry/algorithms/detail/tupled_output.hpp

@@ -667,22 +667,22 @@ struct expect_output<Geometry1, Geometry2, TupledOut, Tag1, void, void>
 
 
 template <typename CastedTag>
-struct casted_tag_to_single_tag;
+struct single_tag_from_base_tag;
 
 template <>
-struct casted_tag_to_single_tag<pointlike_tag>
+struct single_tag_from_base_tag<pointlike_tag>
 {
     typedef point_tag type;
 };
 
 template <>
-struct casted_tag_to_single_tag<linear_tag>
+struct single_tag_from_base_tag<linear_tag>
 {
     typedef linestring_tag type;
 };
 
 template <>
-struct casted_tag_to_single_tag<areal_tag>
+struct single_tag_from_base_tag<areal_tag>
 {
     typedef polygon_tag type;
 };

include/boost/geometry/algorithms/difference.hpp

@@ -75,7 +75,7 @@ template
 >
 struct call_intersection_insert_tupled_base
 {
-    typedef typename geometry::detail::casted_tag_to_single_tag
+    typedef typename geometry::detail::single_tag_from_base_tag
         <
             typename geometry::tag_cast
                 <

include/boost/geometry/algorithms/sym_difference.hpp

@@ -397,14 +397,14 @@ struct sym_difference_insert
     : detail::expect_output
         <
             Geometry1, Geometry2, GeometryOut,
-            typename detail::casted_tag_to_single_tag<TagIn1>::type,
-            typename detail::casted_tag_to_single_tag<TagIn2>::type
+            typename detail::single_tag_from_base_tag<TagIn1>::type,
+            typename detail::single_tag_from_base_tag<TagIn2>::type
         >
     , detail::sym_difference::sym_difference_different_inputs_tupled_output
         <
             GeometryOut,
-            typename detail::casted_tag_to_single_tag<TagIn1>::type,
-            typename detail::casted_tag_to_single_tag<TagIn2>::type
+            typename detail::single_tag_from_base_tag<TagIn1>::type,
+            typename detail::single_tag_from_base_tag<TagIn2>::type
         >
 {};
 

include/boost/geometry/algorithms/union.hpp

@@ -161,7 +161,7 @@ struct union_insert
         false
     >
 {
-    typedef typename geometry::detail::casted_tag_to_single_tag
+    typedef typename geometry::detail::single_tag_from_base_tag
         <
             CastedTagIn
         >::type single_tag;
@@ -278,7 +278,7 @@ struct union_insert
         false
     >
 {
-    typedef typename geometry::detail::casted_tag_to_single_tag
+    typedef typename geometry::detail::single_tag_from_base_tag
         <
             CastedTagIn1
         >::type single_tag1;
@@ -288,7 +288,7 @@ struct union_insert
             Geometry1, Geometry2, SingleTupledOut, single_tag1
         > expect_check1;
 
-    typedef typename geometry::detail::casted_tag_to_single_tag
+    typedef typename geometry::detail::single_tag_from_base_tag
         <
             CastedTagIn2
         >::type single_tag2;
@@ -347,7 +347,6 @@ inline OutputIterator union_insert(Geometry1 const& geometry1,
 {
     concepts::check<Geometry1 const>();
     concepts::check<Geometry2 const>();
-    //concepts::check<GeometryOut>();
     geometry::detail::output_geometry_concept_check<GeometryOut>::apply();
 
     typename strategy::intersection::services::default_strategy