correctPhiFaceMask.H

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Description
    Correct phi on new faces C-I faces
 
\*---------------------------------------------------------------------------*/
 
surfaceScalarField faceMaskOld
(
    localMin<scalar>(mesh).interpolate(cellMask.oldTime())
);
 
// Zero Uf on old faceMask (H-I)
Uf *= faceMaskOld;
// Update Uf and phi on new C-I faces
Uf += (1-faceMaskOld)*fvc::interpolate(U);
phi = mesh.Sf() & Uf;
 
phi *= faceMask;
 
// ************************************************************************* //