From dc750bcd3671159e22fc08dd6f74bb9a1492e37e Mon Sep 17 00:00:00 2001
From: Norihiro Watanabe <norihiro.watanabe@aist.go.jp>
Date: Mon, 10 Jul 2017 08:55:03 +0900
Subject: [PATCH] [Mat/Frac] suggested optimization
---
MaterialLib/FractureModels/MohrCoulomb.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/MaterialLib/FractureModels/MohrCoulomb.cpp b/MaterialLib/FractureModels/MohrCoulomb.cpp
index 54932246c4d..2519cbc23d1 100644
--- a/MaterialLib/FractureModels/MohrCoulomb.cpp
+++ b/MaterialLib/FractureModels/MohrCoulomb.cpp
@@ -102,10 +102,10 @@ void MohrCoulomb<DisplacementDim>::computeConstitutiveRelation(
else
{
for (int i=0; i<index_ns; i++)
- dFs_dS[i] = boost::math::sign(tau) / tau * sigma[i];
+ dFs_dS[i] = sigma[i] / std::abs(tau);
for (int i=0; i<index_ns; i++)
- dQs_dS[i] = boost::math::sign(tau) / tau * sigma[i];
+ dQs_dS[i] = sigma[i] / std::abs(tau);
}
dFs_dS[index_ns] = std::tan(mat.phi);
dQs_dS[index_ns] = std::tan(mat.psi);
--
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