From 8c09620771cbb31b23ab1fa2f77ab26cdbbd5a65 Mon Sep 17 00:00:00 2001
From: andy <andy>
Date: Tue, 8 Mar 2011 12:51:10 +0000
Subject: [PATCH] ENH: Initialise mesh demand-driven data in cloud constructor

---
 src/OpenFOAM/fields/cloud/cloud.C | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/src/OpenFOAM/fields/cloud/cloud.C b/src/OpenFOAM/fields/cloud/cloud.C
index 40eb070bcd..2bf9a518a4 100644
--- a/src/OpenFOAM/fields/cloud/cloud.C
+++ b/src/OpenFOAM/fields/cloud/cloud.C
@@ -49,7 +49,20 @@ Foam::cloud::cloud(const objectRegistry& obr, const word& cloudName)
             IOobject::AUTO_WRITE
         )
     )
-{}
+{
+    if (isA<polyMesh>(obr))
+    {
+        if (debug)
+        {
+            Pout<< "cloud: Initialising polyMesh nGeometricD" << endl;
+        }
+
+        // initialise mesh dimensions - needed for parallel runs
+        // due to lazy evaluation of valid mesh dimensions
+        const polyMesh& mesh = dynamic_cast<const polyMesh&>(obr);
+        const_cast<polyMesh&>(mesh).nGeometricD();
+    }
+}
 
 
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //