From 89021f7eb488939c3f726887d6bfd8c0ab48adb7 Mon Sep 17 00:00:00 2001
From: Wenqing Wang <wenqing.wang@ufz.de>
Date: Wed, 26 Jan 2022 11:38:12 +0100
Subject: [PATCH] [EigenVector] Added a member function to set several entries
---
MathLib/LinAlg/Eigen/EigenVector.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/MathLib/LinAlg/Eigen/EigenVector.h b/MathLib/LinAlg/Eigen/EigenVector.h
index 6b81a1c2425..22f9b93450a 100644
--- a/MathLib/LinAlg/Eigen/EigenVector.h
+++ b/MathLib/LinAlg/Eigen/EigenVector.h
@@ -78,6 +78,17 @@ public:
/// add entry
void add(IndexType rowId, double v) { vec_[rowId] += v; }
+ /// set entries
+ template <class T_SUBVEC>
+ void set(const std::vector<IndexType>& pos, const T_SUBVEC& sub_vec)
+ {
+ auto const length = pos.size();
+ for (std::size_t i = 0; i < length; ++i)
+ {
+ set(pos[i], sub_vec[i]);
+ }
+ }
+
/// add entries
template <class T_SUBVEC>
void add(const std::vector<IndexType>& pos, const T_SUBVEC& sub_vec)
--
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