From 010e2e2d3fa5e8d014a95818557504836fccc6a6 Mon Sep 17 00:00:00 2001
From: andy <andy>
Date: Thu, 10 Oct 2013 17:01:36 +0100
Subject: [PATCH] ENH: Surface film - added access function for deltaRho

---
 .../kinematicSingleLayer/kinematicSingleLayer.C             | 6 ++++++
 .../kinematicSingleLayer/kinematicSingleLayer.H             | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.C b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.C
index 2bba3bd5d3..02dce3f268 100644
--- a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.C
+++ b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.C
@@ -936,6 +936,12 @@ const volVectorField& kinematicSingleLayer::Uw() const
 }
 
 
+const volScalarField& kinematicSingleLayer::deltaRho() const
+{
+    return deltaRho_;
+}
+
+
 const surfaceScalarField& kinematicSingleLayer::phi() const
 {
     return phi_;
diff --git a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
index 81ea960d89..2dbdaac6d7 100644
--- a/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
+++ b/src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.H
@@ -351,6 +351,9 @@ public:
             //- Return the film wall velocity [m/s]
             virtual const volVectorField& Uw() const;
 
+            //- Return the film thickness*density (helper field) [kg/m3]
+            virtual const volScalarField& deltaRho() const;
+
             //- Return the film flux [kg.m/s]
             virtual const surfaceScalarField& phi() const;