From 664bca1e1c20c321affaeeca165307d73c586d3e Mon Sep 17 00:00:00 2001
From: Vaggelis Papoutsis <vaggelisp@gmail.com>
Date: Fri, 16 Oct 2020 14:09:03 +0300
Subject: [PATCH] BUG: globalSum needed in the merit functions' directional
derivative (fixes #1949)
Does not affect the current functionality of shape optimisation.
---
.../optimisation/updateMethod/updateMethod/updateMethod.C | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/optimisation/adjointOptimisation/adjoint/optimisation/updateMethod/updateMethod/updateMethod.C b/src/optimisation/adjointOptimisation/adjoint/optimisation/updateMethod/updateMethod/updateMethod.C
index 2b9b0851196..5c3fef24a9d 100644
--- a/src/optimisation/adjointOptimisation/adjoint/optimisation/updateMethod/updateMethod/updateMethod.C
+++ b/src/optimisation/adjointOptimisation/adjoint/optimisation/updateMethod/updateMethod/updateMethod.C
@@ -376,7 +376,7 @@ Foam::scalar Foam::updateMethod::computeMeritFunction()
Foam::scalar Foam::updateMethod::meritFunctionDirectionalDerivative()
{
- return sum(objectiveDerivatives_*correction_);
+ return globalSum(objectiveDerivatives_*correction_);
}
--
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