From 3bdb54961f6aa020c4d96a552edbd6510985910b Mon Sep 17 00:00:00 2001
From: eap <eap@opencascade.com>
Date: Mon, 29 Nov 2021 14:20:44 +0300
Subject: [PATCH] bos #18711: NETGEN 6 Integration in SALOME

  mparams.nthreads = std::thread::hardware_concurrency();
---
 src/NETGENPlugin/NETGENPlugin_Mesher.cxx | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/NETGENPlugin/NETGENPlugin_Mesher.cxx b/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
index b58cfe5..10c24b5 100644
--- a/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
+++ b/src/NETGENPlugin/NETGENPlugin_Mesher.cxx
@@ -599,6 +599,12 @@ void NETGENPlugin_Mesher::SetDefaultParameters()
   _fineness               = NETGENPlugin_Hypothesis::GetDefaultFineness();
   mparams.uselocalh       = NETGENPlugin_Hypothesis::GetDefaultSurfaceCurvature();
   netgen::merge_solids    = NETGENPlugin_Hypothesis::GetDefaultFuseEdges();
+
+#ifdef NETGEN_V6
+
+  mparams.nthreads = std::thread::hardware_concurrency();
+
+#endif
 }
 
 //=============================================================================
@@ -4492,10 +4498,11 @@ int NETGENPlugin_NetgenLibWrapper::GenerateMesh( netgen::OCCGeometry& occgeo,
                                                  netgen::Mesh* & ngMesh )
 {
   int err = 0;
-#ifdef NETGEN_V6
-
   if ( !ngMesh )
     ngMesh = new netgen::Mesh;
+
+#ifdef NETGEN_V6
+
   ngMesh->SetGeometry( shared_ptr<netgen::NetgenGeometry>( &occgeo, &NOOP_Deleter ));
 
   netgen::mparam.perfstepsstart = startWith;
-- 
2.39.2