ENH: surfaceCourantNumber: new finite-area function object
Summary
A new finite-area function object that computes the surface Courant number field at finite-area face centres.
Resolved bugs (If applicable)
N/A
Details of new models (If applicable)
N/A
Risks
N/A
Note: the calculation is performed at face centers, not edge centers. For example, liquidFilmFoam
's Courant number calculation is performed at edge centres.