From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Thu, 8 Oct 2020 16:41:32 +0000 (+0200)
Subject: Make ArrayView argument const
X-Git-Tag: v9.3.0-rc1~1018^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=27967e21b9006e0afb1a63fe59e4de7df3772078;p=dealii.git

Make ArrayView argument const
---

diff --git a/include/deal.II/fe/mapping.h b/include/deal.II/fe/mapping.h
index ac4f6652b0..a219ceb46b 100644
--- a/include/deal.II/fe/mapping.h
+++ b/include/deal.II/fe/mapping.h
@@ -467,7 +467,7 @@ public:
   transform_points_real_to_unit_cell(
     const typename Triangulation<dim, spacedim>::cell_iterator &cell,
     const ArrayView<const Point<spacedim>> &                    real_points,
-    ArrayView<Point<dim>> &unit_points) const;
+    const ArrayView<Point<dim>> &unit_points) const;
 
   /**
    * Transform the point @p p on the real @p cell to the corresponding point
diff --git a/include/deal.II/fe/mapping_q_generic.h b/include/deal.II/fe/mapping_q_generic.h
index 501ef16289..8e21cecfdb 100644
--- a/include/deal.II/fe/mapping_q_generic.h
+++ b/include/deal.II/fe/mapping_q_generic.h
@@ -186,7 +186,7 @@ public:
   transform_points_real_to_unit_cell(
     const typename Triangulation<dim, spacedim>::cell_iterator &cell,
     const ArrayView<const Point<spacedim>> &                    real_points,
-    ArrayView<Point<dim>> &unit_points) const override;
+    const ArrayView<Point<dim>> &unit_points) const override;
 
   /**
    * @}
diff --git a/source/fe/mapping.cc b/source/fe/mapping.cc
index a70503a51b..406a307879 100644
--- a/source/fe/mapping.cc
+++ b/source/fe/mapping.cc
@@ -81,7 +81,7 @@ void
 Mapping<dim, spacedim>::transform_points_real_to_unit_cell(
   const typename Triangulation<dim, spacedim>::cell_iterator &cell,
   const ArrayView<const Point<spacedim>> &                    real_points,
-  ArrayView<Point<dim>> &                                     unit_points) const
+  const ArrayView<Point<dim>> &                               unit_points) const
 {
   AssertDimension(real_points.size(), unit_points.size());
   for (unsigned int i = 0; i < real_points.size(); ++i)
diff --git a/source/fe/mapping_q_generic.cc b/source/fe/mapping_q_generic.cc
index ab1058c97e..f4c6f64b9a 100644
--- a/source/fe/mapping_q_generic.cc
+++ b/source/fe/mapping_q_generic.cc
@@ -892,7 +892,7 @@ namespace internal
 
 
       /**
-       * Implementation of transform_real_to_unit_cell for dim==spacedim
+       * Implementation of transform_real_to_unit_cell
        */
       template <int dim, int spacedim>
       Point<dim>
@@ -2307,7 +2307,7 @@ void
 MappingQGeneric<dim, spacedim>::transform_points_real_to_unit_cell(
   const typename Triangulation<dim, spacedim>::cell_iterator &cell,
   const ArrayView<const Point<spacedim>> &                    real_points,
-  ArrayView<Point<dim>> &                                     unit_points) const
+  const ArrayView<Point<dim>> &                               unit_points) const
 {
   AssertDimension(real_points.size(), unit_points.size());
   const std::vector<Point<spacedim>> support_points =
diff --git a/tests/mappings/mapping_points_real_to_unit.cc b/tests/mappings/mapping_points_real_to_unit.cc
index 43b81a56de..19ca12142d 100644
--- a/tests/mappings/mapping_points_real_to_unit.cc
+++ b/tests/mappings/mapping_points_real_to_unit.cc
@@ -95,8 +95,7 @@ test_real_to_unit_cell(const Mapping<dim, spacedim> &mapping)
   for (unsigned int i = 0; i < unit_points.size(); ++i)
     real_points[i] = mapping.transform_unit_to_real_cell(cell, unit_points[i]);
   std::vector<Point<dim>> new_points(unit_points.size());
-  ArrayView<Point<dim>>   points_view(new_points);
-  mapping.transform_points_real_to_unit_cell(cell, real_points, points_view);
+  mapping.transform_points_real_to_unit_cell(cell, real_points, new_points);
   for (unsigned int i = 0; i < unit_points.size(); ++i)
     {
       // for each of the points, verify that applying the forward map and