From 8fb0c1fb8c7c9795f5d7789e027d3d4b1e4c911f Mon Sep 17 00:00:00 2001
From: Guido Kanschat <dr.guido.kanschat@gmail.com>
Date: Thu, 17 Mar 2005 00:14:09 +0000
Subject: [PATCH] helper function

git-svn-id: https://svn.dealii.org/trunk@10177 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/lac/include/lac/pointer_matrix.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/deal.II/lac/include/lac/pointer_matrix.h b/deal.II/lac/include/lac/pointer_matrix.h
index 2a27125a47..37a9890cb1 100644
--- a/deal.II/lac/include/lac/pointer_matrix.h
+++ b/deal.II/lac/include/lac/pointer_matrix.h
@@ -145,6 +145,26 @@ private:
   SmartPointer<const MATRIX> m;
 };
 
+
+/**
+ * This function helps you creating a PointerMatrixBase object if you
+ * do not want to provide the full template arguments of
+ * PointerMatrix.
+ *
+ * The result is a PointerMatrixBase* pointing to <tt>matrix</tt>. The
+ * <TT>VECTOR</tt> argument is a dummy just used to determine the
+ * template arguments.
+ *
+ * @relates PointerMatrixBase
+ */
+template <class MATRIX, class VECTOR>
+inline
+PointerMatrixBase<VECTOR>*
+new_pointer_matrix_base(MATRIX& matrix, const VECTOR&)
+{
+  return new PointerMatrix<MATRIX, VECTOR>(&matrix);
+}
+
 /*@}*/
 //----------------------------------------------------------------------//
 
-- 
2.39.5