From: Daniel Garcia-Sanchez <daniel.garcia-sanchez@insp.upmc.fr>
Date: Wed, 24 Jul 2019 18:47:54 +0000 (+0200)
Subject: Add Point assignment operator
X-Git-Tag: v9.2.0-rc1~1358^2~2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f275afdddc9ea074ab6097fc04268d52a0ba6ed3;p=dealii.git

Add Point assignment operator

Assignment operator from a Tensor<1, dim, Number> with different underlying
scalar type.
---

diff --git a/include/deal.II/base/point.h b/include/deal.II/base/point.h
index 3afb0fa319..f2836107ec 100644
--- a/include/deal.II/base/point.h
+++ b/include/deal.II/base/point.h
@@ -195,6 +195,15 @@ public:
   DEAL_II_CUDA_HOST_DEV Number &
                         operator()(const unsigned int index);
 
+  /**
+   * Assignment operator from Tensor<1, dim, Number> with different underlying
+   * scalar type. This obviously requires that the @p OtherNumber type is
+   * convertible to @p Number.
+   */
+  template <typename OtherNumber>
+  Point<dim, Number> &
+  operator=(const Tensor<1, dim, OtherNumber> &p);
+
   /**
    * @name Addition and subtraction of points.
    * @{
@@ -481,6 +490,17 @@ Point<dim, Number>::operator()(const unsigned int index)
 
 
 
+template <int dim, typename Number>
+template <typename OtherNumber>
+inline DEAL_II_ALWAYS_INLINE Point<dim, Number> &
+Point<dim, Number>::operator=(const Tensor<1, dim, OtherNumber> &p)
+{
+  Tensor<1, dim, Number>::operator=(p);
+  return *this;
+}
+
+
+
 template <int dim, typename Number>
 inline DEAL_II_CUDA_HOST_DEV Point<dim, Number>
 Point<dim, Number>::operator+(const Tensor<1, dim, Number> &p) const