ENH: add coded Function1 (#2282)

- update coded templates with qualified names

GIT: add in missing PatchFunction1 constant() method

- was missed in a previous commit

tutorials/compressible/rhoSimpleFoam/squareBendLiq/0.orig/T

@@ -40,6 +40,16 @@ boundaryField
         // For general testing purposes:
         type            exprFixedValue;
 
+        functions<scalar>
+        {
+            trigger
+            {
+                type     functionObjectTrigger;
+                triggers (2 4);
+                defaultValue true;
+            }
+        }
+
         variables
         (
             "Tcrit = 500"

tutorials/compressible/rhoSimpleFoam/squareBendLiq/0.orig/U

@@ -23,8 +23,26 @@ boundaryField
     inlet
     {
         type            flowRateInletVelocity;
-        massFlowRate    constant 5;
         rhoInlet        1000;    // Guess for rho
+
+        // massFlowRate constant 5;
+
+        massFlowRate
+        {
+            type  coded;
+            name  liquidIn;
+            code
+            #{
+                // Receives 'x' as the argument
+                static bool reported(false);
+                if (!reported)
+                {
+                    Info<< "Using coded value for massFlowRate" << nl;
+                    reported = true;
+                }
+                return 5;
+            #};
+        }
     }
 
     outlet

tutorials/compressible/rhoSimpleFoam/squareBendLiq/Allrun

@@ -5,6 +5,12 @@ cd "${0%/*}" || exit                                # Run from this directory
 
 ./Allrun.pre
 
+if ! canCompile
+then
+   echo "-- No dynamicCode: replace coded Function1 with constant value"
+   foamDictionary -entry boundaryField/inlet/massFlowRate -set 'constant 5' 0/U
+fi
+
 runApplication decomposePar
 
 #- Run without processorAgglomerator

tutorials/compressible/rhoSimpleFoam/squareBendLiq/Allrun-seq

@@ -5,6 +5,12 @@ cd "${0%/*}" || exit                                # Run from this directory
 
 ./Allrun.pre
 
+if ! canCompile
+then
+   echo "-- No dynamicCode: replace coded Function1 with constant value"
+   foamDictionary -entry boundaryField/inlet/massFlowRate -set 'constant 5' 0/U
+fi
+
 runApplication $(getApplication)
 
 #------------------------------------------------------------------------------

tutorials/multiphase/MPPICInterFoam/twoPhasePachuka/0.orig/U

@@ -70,7 +70,7 @@ boundaryField
                 {
                     baseVel = Function1<scalar>::New
                     (
-                        "timeFunction", dict, &db()
+                        "timeFunction", dict, this->whichDb()
                     );
                 }
 
@@ -81,7 +81,7 @@ boundaryField
                     // ie, NewIfPresent
                     baseDir = Function1<vector>::New
                     (
-                        "directionFunction", dict, &db()
+                        "directionFunction", dict, this->whichDb()
                     );
 
                     InfoErr