diff --git a/plugins/input/topojson/topojson_featureset.cpp b/plugins/input/topojson/topojson_featureset.cpp index 94bcd0cf4..a09aab95a 100644 --- a/plugins/input/topojson/topojson_featureset.cpp +++ b/plugins/input/topojson/topojson_featureset.cpp @@ -163,8 +163,8 @@ struct feature_generator : public boost::static_visitor double px = 0, py = 0; bool first = true; - bool reversed = index < 0; - index_type arc_index = reversed ? std::abs(index) - 1 : index; + bool reverse = index < 0; + index_type arc_index = reverse ? std::abs(index) - 1 : index; for (auto pt : topo_.arcs[arc_index].coordinates) { double x = pt.x; @@ -202,8 +202,8 @@ struct feature_generator : public boost::static_visitor for (auto const& index : ring) { double px = 0, py = 0; - bool reversed = index < 0; - index_type arc_index = reversed ? std::abs(index) - 1 : index; + bool reverse = index < 0; + index_type arc_index = reverse ? std::abs(index) - 1 : index; auto const& coords = topo_.arcs[arc_index].coordinates; processed_coords.clear(); processed_coords.reserve(coords.size()); @@ -223,9 +223,9 @@ struct feature_generator : public boost::static_visitor using namespace boost::adaptors; - if (reversed) + if (reverse) { - for (auto const& c : reverse(processed_coords) | sliced(0,processed_coords.size()-1)) + for (auto const& c : processed_coords | reversed | sliced(0,processed_coords.size()-1)) { if (first) { @@ -269,8 +269,8 @@ struct feature_generator : public boost::static_visitor for (auto const& index : ring) { double px = 0, py = 0; - bool reversed = index < 0; - index_type arc_index = reversed ? std::abs(index) - 1 : index; + bool reverse = index < 0; + index_type arc_index = reverse ? std::abs(index) - 1 : index; auto const& coords = topo_.arcs[arc_index].coordinates; processed_coords.clear(); processed_coords.reserve(coords.size()); @@ -287,9 +287,11 @@ struct feature_generator : public boost::static_visitor processed_coords.emplace_back(coordinate{x,y}); } - if (reversed) + using namespace boost::adaptors; + + if (reverse) { - for (auto const& c : boost::adaptors::reverse(processed_coords)) + for (auto const& c : (processed_coords | reversed | sliced(0,processed_coords.size() - 1))) { if (first) { @@ -301,7 +303,7 @@ struct feature_generator : public boost::static_visitor } else { - for (auto const& c : processed_coords) + for (auto const& c : processed_coords | sliced(0,processed_coords.size() - 1)) { if (first) {