fluxRequired: Added setFluxRequired function to fvSchemes class

Added calls to setFluxRequired for p, p_rgh etc. in all solvers which
avoids the need to add fluxRequired entries in fvSchemes dictionaries.

src/finiteVolume/cfdTools/general/CorrectPhi/CorrectPhi.C

@@ -89,6 +89,8 @@ void Foam::CorrectPhi
         fvc::makeAbsolute(phi, U);
     }
 
+    mesh.setFluxRequired(pcorr.name());
+
     while (pimple.correctNonOrthogonal())
     {
         // Solve for pcorr such that the divergence of the corrected flux
@@ -156,6 +158,8 @@ void Foam::CorrectPhi
         pcorrTypes
     );
 
+    mesh.setFluxRequired(pcorr.name());
+
     while (pimple.correctNonOrthogonal())
     {
         // Solve for pcorr such that the divergence of the corrected flux

src/finiteVolume/finiteVolume/fvSchemes/fvSchemes.C

@@ -558,7 +558,7 @@ Foam::ITstream& Foam::fvSchemes::laplacianScheme(const word& name) const
 }
 
 
-void Foam::fvSchemes::setFluxRequired(const word& name)
+void Foam::fvSchemes::setFluxRequired(const word& name) const
 {
     if (debug)
     {

src/finiteVolume/finiteVolume/fvSchemes/fvSchemes.H

@@ -75,7 +75,7 @@ class fvSchemes
         dictionary laplacianSchemes_;
         ITstream defaultLaplacianScheme_;
 
-        dictionary fluxRequired_;
+        mutable dictionary fluxRequired_;
         bool defaultFluxRequired_;
 
         //- Steady-state run indicator
@@ -130,7 +130,7 @@ public:
 
             ITstream& laplacianScheme(const word& name) const;
 
-            void setFluxRequired(const word& name);
+            void setFluxRequired(const word& name) const;
 
             bool fluxRequired(const word& name) const;
 

src/lagrangian/intermediate/submodels/MPPIC/PackingModels/Implicit/Implicit.C

@@ -29,7 +29,7 @@ License
 #include "fvmDiv.H"
 #include "fvmLaplacian.H"
 #include "fvcReconstruct.H"
-#include "volPointInterpolation.H"                                              
+#include "volPointInterpolation.H"
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
@@ -89,7 +89,7 @@ void Foam::PackingModels::Implicit<CloudType>::cacheFields(const bool store)
     PackingModel<CloudType>::cacheFields(store);
 
     if (store)
-    { 
+    {
         const fvMesh& mesh = this->owner().mesh();
         const dimensionedScalar deltaT = this->owner().db().time().deltaT();
         const word& cloudName = this->owner().name();
@@ -108,6 +108,7 @@ void Foam::PackingModels::Implicit<CloudType>::cacheFields(const bool store)
                 cloudName + ":uSqrAverage"
             );
 
+        mesh.setFluxRequired(alpha_.name());
 
         // Property fields
         // ~~~~~~~~~~~~~~~
@@ -140,7 +141,7 @@ void Foam::PackingModels::Implicit<CloudType>::cacheFields(const bool store)
         //Info << "     rho: " << rho.internalField() << endl;
         //Info << endl;
 
-        
+
         // Stress field
         // ~~~~~~~~~~~~
 

src/regionModels/surfaceFilmModels/kinematicSingleLayer/kinematicSingleLayer.C

@@ -383,7 +383,8 @@ void kinematicSingleLayer::solveThickness
         "deltaCoeff",
         fvc::interpolate(delta_)*deltarUAf*rhof*fvc::interpolate(pp)
     );
-//    constrainFilmField(ddrhorUAppf, 0.0);
+
+    regionMesh().setFluxRequired(delta_.name());
 
     for (int nonOrth=0; nonOrth<=nNonOrthCorr_; nonOrth++)
     {