ENH: cloudSolution - updated handling of under-relaxation

- unspecified field names now return a value of 1 by default
- new debug switch can be used to see default selections

STYLE: Minor code reformatting

src/lagrangian/intermediate/clouds/Templates/KinematicCloud/cloudSolution/cloudSolution.C

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2011-2017 OpenFOAM Foundation
-    Copyright (C) 2020-2021 OpenCFD Ltd.
+    Copyright (C) 2020-2023 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -30,6 +30,13 @@ License
 #include "Time.H"
 #include "localEulerDdtScheme.H"
 
+// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
+
+namespace Foam
+{
+    defineDebugSwitchWithName(cloudSolution, "cloudSolution", 0);
+}
+
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
 Foam::cloudSolution::cloudSolution(const fvMesh& mesh, const dictionary& dict)
@@ -116,12 +123,6 @@ Foam::cloudSolution::cloudSolution(const fvMesh& mesh)
 {}
 
 
-// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
-
-Foam::cloudSolution::~cloudSolution()
-{}
-
-
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
 void Foam::cloudSolution::read()
@@ -209,17 +210,20 @@ void Foam::cloudSolution::read()
 
 Foam::scalar Foam::cloudSolution::relaxCoeff(const word& fieldName) const
 {
-    forAll(schemes_, i)
+    for (const auto& scheme : schemes_)
     {
-        if (fieldName == schemes_[i].first())
+        if (fieldName == scheme.first())
         {
-            return schemes_[i].second().second();
+            return scheme.second().second();
         }
     }
 
-    FatalErrorInFunction
+    if (debug)
-        << "Field name " << fieldName << " not found in schemes"
+    {
-        << abort(FatalError);
+        WarningInFunction
+            << "Field name " << fieldName << " not found in schemes. "
+            << "Setting relaxation factor to 1" << endl;
+    }
 
     return 1.0;
 }
@@ -227,17 +231,20 @@ Foam::scalar Foam::cloudSolution::relaxCoeff(const word& fieldName) const
 
 bool Foam::cloudSolution::semiImplicit(const word& fieldName) const
 {
-    forAll(schemes_, i)
+    for (const auto& scheme : schemes_)
     {
-        if (fieldName == schemes_[i].first())
+        if (fieldName == scheme.first())
         {
-            return schemes_[i].second().first();
+            return scheme.second().first();
         }
     }
 
-    FatalErrorInFunction
+    if (debug)
-        << "Field name " << fieldName << " not found in schemes"
+    {
-        << abort(FatalError);
+        WarningInFunction
+            << "Field name " << fieldName << " not found in schemes. "
+            << "Setting relaxation factor to 1" << endl;
+    }
 
     return false;
 }

src/lagrangian/intermediate/clouds/Templates/KinematicCloud/cloudSolution/cloudSolution.H

@@ -120,6 +120,9 @@ class cloudSolution
 
 public:
 
+    //- Debug switch
+    static int debug;
+
     // Constructors
 
         //- Construct null from mesh reference
@@ -133,7 +136,7 @@ public:
 
 
     //- Destructor
-    virtual ~cloudSolution();
+    ~cloudSolution() = default;
 
 
     // Member functions