From: Daniel Arndt <arndtd@ornl.gov>
Date: Mon, 3 May 2021 17:21:42 +0000 (-0400)
Subject: Re-instantiate deprecated unprefixed ConstantFunction and ZeroFunction
X-Git-Tag: v9.3.0-rc1~147^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cb61e4173e928715cf6994350a73f67d9f470023;p=dealii.git

Re-instantiate deprecated unprefixed ConstantFunction and ZeroFunction
---

diff --git a/include/deal.II/base/function.h b/include/deal.II/base/function.h
index d0eb74fa69..fd374824ae 100644
--- a/include/deal.II/base/function.h
+++ b/include/deal.II/base/function.h
@@ -564,6 +564,25 @@ namespace Functions
   };
 } // namespace Functions
 
+/**
+ * Provide a function which always returns the constant values handed to the
+ * constructor.
+ *
+ * @deprecated use Functions::ConstantFunction instead.
+ */
+template <int dim, typename RangeNumberType = double>
+using ConstantFunction DEAL_II_DEPRECATED =
+  Functions::ConstantFunction<dim, RangeNumberType>;
+
+/**
+ * Provide a function which always returns zero.
+ *
+ * @deprecated use Functions::ZeroFunction instead.
+ */
+template <int dim, typename RangeNumberType = double>
+using ZeroFunction DEAL_II_DEPRECATED =
+  Functions::ZeroFunction<dim, RangeNumberType>;
+
 
 
 /**