Refactor index to use FilesContainer and pass occlusionRect (unused for now) with query.

1 files changed, 11 insertions, 0 deletions

diff --git a/geometry/rect2d.hpp b/geometry/rect2d.hpp
index 40109415bf..a4cd5a6b79 100644
--- a/geometry/rect2d.hpp
+++ b/geometry/rect2d.hpp
@@ -17,6 +17,7 @@ namespace m2
     template <typename T> struct min_max_value<T, true>
     {
       T get_min() { return numeric_limits<T>::max(); }
+      // TODO: There is an overflow here: -(-128) != 127.
       T get_max() { return -get_min(); }
     };
     template <typename T> struct min_max_value<T, false>
@@ -52,6 +53,16 @@ namespace m2
     {
     }
 
+    static Rect GetEmptyRect() { return Rect(); }
+
+    static Rect GetInfiniteRect()
+    {
+      T const tMax = numeric_limits<T>::max();
+      // This works for both ints and floats.
+      T const tMin = min(-tMax, numeric_limits<T>::min());
+      return Rect(tMin, tMin, tMax, tMax);
+    }
+
     void MakeEmpty()
     {
       m_minX = m_minY = impl::min_max_value<T, numeric_limits<T>::is_signed>().get_min();