From 371619bc7abae8047ee0849789ddbcb5d89db44f Mon Sep 17 00:00:00 2001
From: mattijs <mattijs>
Date: Thu, 17 Jun 2021 16:46:35 +0100
Subject: [PATCH] BUG: rigidBodyMeshMotion: do not access uninitialised. Fixes
#2127
---
.../rigidBodyMeshMotion/rigidBodyMeshMotion.C | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/src/rigidBodyMeshMotion/rigidBodyMeshMotion/rigidBodyMeshMotion.C b/src/rigidBodyMeshMotion/rigidBodyMeshMotion/rigidBodyMeshMotion.C
index 1f91e02ebfe..5c8abccc541 100644
--- a/src/rigidBodyMeshMotion/rigidBodyMeshMotion/rigidBodyMeshMotion.C
+++ b/src/rigidBodyMeshMotion/rigidBodyMeshMotion/rigidBodyMeshMotion.C
@@ -260,7 +260,11 @@ void Foam::rigidBodyMeshMotion::solve()
ramp*t.lookupObject<uniformDimensionedVectorField>("g").value();
}
- vector oldPos = model_.cCofR(bodyIdCofG_);
+ vector oldPos(vector::uniform(GREAT));
+ if (bodyIdCofG_ != -1)
+ {
+ oldPos = model_.cCofR(bodyIdCofG_);
+ }
if (test_)
{
--
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