From 4f5df5808f7921119f856b003e1354fb1b386840 Mon Sep 17 00:00:00 2001
From: Timo Heister <timo.heister@gmail.com>
Date: Thu, 21 Jan 2021 12:38:26 -0500
Subject: [PATCH] add ReferenceCell::Type::is_hyper_cube

---
 include/deal.II/grid/reference_cell.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/include/deal.II/grid/reference_cell.h b/include/deal.II/grid/reference_cell.h
index 8d6eb83463..3473f96367 100644
--- a/include/deal.II/grid/reference_cell.h
+++ b/include/deal.II/grid/reference_cell.h
@@ -71,6 +71,13 @@ namespace ReferenceCell
      */
     Type(const std::uint8_t kind);
 
+
+    /**
+     * Return true if the object is a Vertex, Line, Quad, or Hex.
+     */
+    bool
+    is_hyper_cube() const;
+
     /**
      * Return the dimension of the reference cell represented by the current
      * object.
@@ -312,6 +319,14 @@ namespace ReferenceCell
 
 
 
+  inline bool
+  Type::is_hyper_cube() const
+  {
+    return (*this == Vertex || *this == Line || *this == Quad || *this == Hex);
+  }
+
+
+
   inline unsigned int
   Type::get_dimension() const
   {
-- 
2.39.5