From b59dc9f889fa4c12b4563d59f5d1b91a97431345 Mon Sep 17 00:00:00 2001
From: Dmitri Naumov <dmitri.naumov@ufz.de>
Date: Tue, 19 Feb 2019 19:48:07 +0100
Subject: [PATCH] [MeL] Use vector::insert which is faster than copy
copy happens element-wise, insert can do insertions in batches.
---
MeshLib/MeshSearch/MeshElementGrid.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/MeshLib/MeshSearch/MeshElementGrid.h b/MeshLib/MeshSearch/MeshElementGrid.h
index 4e674636d37..2aa109b8e63 100644
--- a/MeshLib/MeshSearch/MeshElementGrid.h
+++ b/MeshLib/MeshSearch/MeshElementGrid.h
@@ -62,9 +62,9 @@ public:
for (std::size_t j(min_coords.second[1]); j<=max_coords.second[1]; j++) {
for (std::size_t k(min_coords.second[2]); k<=max_coords.second[2]; k++) {
std::size_t idx(i+j*_n_steps[0]+k*n_plane);
- std::copy(_elements_in_grid_box[idx].begin(),
- _elements_in_grid_box[idx].end(),
- std::back_inserter(elements_vec));
+ elements_vec.insert(end(elements_vec),
+ begin(_elements_in_grid_box[idx]),
+ end(_elements_in_grid_box[idx]));
}
}
}
--
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