From: Maximilian Bergbauer <maximilian.bergbauer@tum.de>
Date: Tue, 11 Jul 2023 11:09:24 +0000 (+0200)
Subject: empty() function for Quadrature
X-Git-Tag: relicensing~699^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=130c1a550d178993256e518dc48db3944365ecb1;p=dealii.git

empty() function for Quadrature
---

diff --git a/include/deal.II/base/quadrature.h b/include/deal.II/base/quadrature.h
index dbcd1d9264..e83b89682f 100644
--- a/include/deal.II/base/quadrature.h
+++ b/include/deal.II/base/quadrature.h
@@ -250,6 +250,12 @@ public:
   unsigned int
   size() const;
 
+  /**
+   * Return if quadrature is empty.
+   */
+  bool
+  empty() const;
+
   /**
    * Return the <tt>i</tt>th quadrature point.
    */
@@ -461,6 +467,16 @@ Quadrature<dim>::size() const
 }
 
 
+
+template <int dim>
+inline bool
+Quadrature<dim>::empty() const
+{
+  return weights.empty();
+}
+
+
+
 template <int dim>
 inline const Point<dim> &
 Quadrature<dim>::point(const unsigned int i) const