diff --git a/seperate_rects.h b/seperate_rects.h
index 540a5e8..1e0a267 100644
--- a/seperate_rects.h
+++ b/seperate_rects.h
@@ -64,6 +64,18 @@
 
     return true;
   }
+
+  TFloat width() const {
+    return bounds[2] - bounds[0];
+  }
+
+  TFloat height() const {
+    return bounds[3] - bounds[1];
+  }
+
+  TFloat area() const {
+    return width() * height();
+  }
 };
 
 template <typename TUInt>
@@ -140,8 +152,10 @@
 // rectangle indices that overlap the output rectangle encoded in a bitset. For
 // example, an output rectangle that overlaps input rectangles in[0], in[1], and
 // in[4], the bitset would be (ommitting leading zeroes) 10011.
-void seperate_frects_64(const std::vector<Rect<float> > &in,
-                        std::vector<RectSet<uint64_t, float> > *out);
+void seperate_frects_64(const std::vector<Rect<float>> &in,
+                        std::vector<RectSet<uint64_t, float>> *out);
+void seperate_rects_64(const std::vector<Rect<int>> &in,
+                       std::vector<RectSet<uint64_t, int>> *out);
 
 }  // namespace seperate_rects