Rename indexer/covering.?pp -> indexer/feature_covering.?pp.

1 files changed, 30 insertions, 0 deletions

diff --git a/indexer/feature_covering.hpp b/indexer/feature_covering.hpp
new file mode 100644
index 0000000000..d171cf1edf
--- /dev/null
+++ b/indexer/feature_covering.hpp
@@ -0,0 +1,30 @@
+#pragma once
+#include "point_to_int64.hpp"
+
+#include "../geometry/rect2d.hpp"
+
+#include "../base/base.hpp"
+
+#include "../std/utility.hpp"
+#include "../std/vector.hpp"
+
+class FeatureType;
+
+namespace covering
+{
+  typedef vector<pair<int64_t, int64_t> > IntervalsT;
+
+  // Cover feature with RectIds and return their integer representations.
+  vector<int64_t> CoverFeature(FeatureType const & feature,
+                               uint64_t cellPenaltyArea);
+
+  void AppendLowerLevels(RectId id, IntervalsT & intervals);
+
+  // Cover viewport with RectIds and append their RectIds as well.
+  IntervalsT CoverViewportAndAppendLowerLevels(m2::RectD const & rect);
+
+  // Given a vector of intervals [a, b), sort them and merge overlapping intervals.
+  IntervalsT SortAndMergeIntervals(IntervalsT intervals);
+
+  RectId GetRectIdAsIs(m2::RectD const & r);
+}