ENH: Doxygen documentation updates for module support

src/finiteVolume/fields/fvPatchFields/derived/fixedNormalInletOutletVelocity/fixedNormalInletOutletVelocityFvPatchVectorField.H

@@ -28,10 +28,11 @@ Group
     grpInletletBoundaryConditions grpOutletBoundaryConditions
 
 Description
-
     This velocity inlet/outlet boundary condition combines a fixed normal
     component obtained from the "normalVelocity" patchField supplied with a
-    fixed or zero-gradiented tangential component depending on the direction
+    fixed or zero-gradiented tangential component.
+
+    The tangential component is set depending on the direction
     of the flow and the setting of "fixTangentialInflow":
     - Outflow: apply zero-gradient condition to tangential components
     - Inflow:

src/finiteVolume/finiteVolume/convectionSchemes/boundedConvectionScheme/boundedConvectionScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::boundedConvectionScheme
 
+Group
+    grpFvConvectionSchemes
+
 Description
     Bounded form of the selected convection scheme.
 

src/finiteVolume/finiteVolume/convectionSchemes/convectionScheme/convectionScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::convectionScheme
 
+Group
+    grpFvConvectionSchemes
+
 Description
     Abstract base class for convection schemes.
 

src/finiteVolume/finiteVolume/convectionSchemes/gaussConvectionScheme/gaussConvectionScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::gaussConvectionScheme
 
+Group
+    grpFvConvectionSchemes
+
 Description
     Basic second-order convection using face-gradients and Gauss' theorem.
 

src/finiteVolume/finiteVolume/convectionSchemes/multivariateGaussConvectionScheme/multivariateGaussConvectionScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::multivariateGaussConvectionScheme
 
+Group
+    grpFvConvectionSchemes
+
 Description
     Basic second-order convection using face-gradients and Gauss' theorem.
 

src/finiteVolume/finiteVolume/ddtSchemes/CoEulerDdtScheme/CoEulerDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::CoEulerDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Courant number limited first-order Euler implicit/explicit ddt.
 

src/finiteVolume/finiteVolume/ddtSchemes/CrankNicolsonDdtScheme/CrankNicolsonDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::CrankNicolsonDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Second-oder Crank-Nicolson implicit ddt using the current and
     previous time-step fields as well as the previous time-step ddt.

src/finiteVolume/finiteVolume/ddtSchemes/EulerDdtScheme/EulerDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::EulerDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Basic first-order Euler implicit/explicit ddt using only the current and
     previous time-step values.

src/finiteVolume/finiteVolume/ddtSchemes/SLTSDdtScheme/SLTSDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::SLTSDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Stabilised local time-step first-order Euler implicit/explicit ddt.
     The time-step is adjusted locally so that an advective equations remains

src/finiteVolume/finiteVolume/ddtSchemes/backwardDdtScheme/backwardDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::backwardDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Second-order backward-differencing ddt using the current and
     two previous time-step values.

src/finiteVolume/finiteVolume/ddtSchemes/boundedDdtScheme/boundedDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::boundedDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Bounded form of the selected ddt scheme.
 

src/finiteVolume/finiteVolume/ddtSchemes/ddtScheme/ddtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::ddtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Abstract base class for ddt schemes.
 

src/finiteVolume/finiteVolume/ddtSchemes/localEulerDdtScheme/localEulerDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::localEulerDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     Local time-step first-order Euler implicit/explicit ddt.
 

src/finiteVolume/finiteVolume/ddtSchemes/steadyStateDdtScheme/steadyStateDdtScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::steadyStateDdtScheme
 
+Group
+    grpFvDdtSchemes
+
 Description
     SteadyState implicit/explicit ddt which returns 0.
 

src/finiteVolume/finiteVolume/divSchemes/divScheme/divScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::divScheme
 
+Group
+    grpFvDivSchemes
+
 Description
     Abstract base class for div schemes.
 

src/finiteVolume/finiteVolume/divSchemes/gaussDivScheme/gaussDivScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::gaussDivScheme
 
+Group
+    grpFvDivSchemes
+
 Description
     Basic second-order div using face-gradients and Gauss' theorem.
 

src/finiteVolume/finiteVolume/doc/finiteVolumeSchemesDoc.H

@@ -0,0 +1,80 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2016 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+    details.
+
+    You should have received a copy of the GNU General Public License along with
+    OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+\defgroup grpFvSchemes Finite volume numerical schemes
+@{
+    This group contains finite volume numerical schemes
+@}
+
+\defgroup grpFvGradSchemes Gradient schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume gradient schemes
+@}
+
+\defgroup grpFvSnGradSchemes Surface normal gradient schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume surface normal gradient schemes
+@}
+
+\defgroup grpFvDivSchemes Divergence schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume divergence schemes
+@}
+
+\defgroup grpFvLaplacianSchemes Laplacian schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume Laplacian schemes
+@}
+
+\defgroup grpFvDdtSchemes Time schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume time schemes
+@}
+
+\defgroup grpFvConvectionSchemes Convection schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume convection schemes
+@}
+
+\defgroup grpFvSurfaceInterpolationSchemes Surface interpolation schemes
+@{
+    \ingroup grpFvSchemes
+    This group contains finite volume surface interpolation schemes
+@}
+
+\defgroup grpFvLimitedSurfaceInterpolationSchemes Limited interpolation schemes
+@{
+    \ingroup grpFvSurfaceInterpolationSchemes
+    This group contains finite volume limited surface interpolation schemes
+@}
+
+
+\*---------------------------------------------------------------------------*/

src/finiteVolume/finiteVolume/gradSchemes/LeastSquaresGrad/LeastSquaresGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::LeastSquaresGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     Gradient calculated using weighted least-squares on an arbitrary stencil.
     The stencil type is provided via a template argument and any cell-based

src/finiteVolume/finiteVolume/gradSchemes/fourthGrad/fourthGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::fourthGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     Second-order gradient scheme using least-squares.
 

src/finiteVolume/finiteVolume/gradSchemes/gaussGrad/gaussGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::gaussGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     Basic second-order gradient scheme using face-interpolation
     and Gauss' theorem.

src/finiteVolume/finiteVolume/gradSchemes/leastSquaresGrad/leastSquaresGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::leastSquaresGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     Second-order gradient scheme using least-squares.
 

src/finiteVolume/finiteVolume/gradSchemes/limitedGradSchemes/cellLimitedGrad/cellLimitedGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::cellLimitedGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     cellLimitedGrad gradient scheme applied to a runTime selected base gradient
     scheme.

src/finiteVolume/finiteVolume/gradSchemes/limitedGradSchemes/cellMDLimitedGrad/cellMDLimitedGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::cellMDLimitedGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     cellMDLimitedGrad gradient scheme applied to a runTime selected base
     gradient scheme.

src/finiteVolume/finiteVolume/gradSchemes/limitedGradSchemes/faceLimitedGrad/faceLimitedGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::faceLimitedGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     faceLimitedGrad gradient scheme applied to a runTime selected base gradient
     scheme.

src/finiteVolume/finiteVolume/gradSchemes/limitedGradSchemes/faceMDLimitedGrad/faceMDLimitedGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::faceMDLimitedGrad
 
+Group
+    grpFvGradSchemes
+
 Description
     faceMDLimitedGrad gradient scheme applied to a runTime selected
     base gradient scheme.

src/finiteVolume/finiteVolume/laplacianSchemes/gaussLaplacianScheme/gaussLaplacianScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::gaussLaplacianScheme
 
+Group
+    grpFvLaplacianSchemes
+
 Description
     Basic second-order laplacian using face-gradients and Gauss' theorem.
 

src/finiteVolume/finiteVolume/laplacianSchemes/laplacianScheme/laplacianScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::laplacianScheme
 
+Group
+    grpFvLaplacianSchemes
+
 Description
     Abstract base class for laplacian schemes.
 

src/finiteVolume/finiteVolume/snGradSchemes/CentredFitSnGrad/CentredFitSnGradScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CentredFitSnGradScheme
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Centred fit snGrad scheme which applies an explicit correction to snGrad
 

src/finiteVolume/finiteVolume/snGradSchemes/correctedSnGrad/correctedSnGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::correctedSnGrad
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Simple central-difference snGrad scheme with non-orthogonal correction.
 

src/finiteVolume/finiteVolume/snGradSchemes/faceCorrectedSnGrad/faceCorrectedSnGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::faceCorrectedSnGrad
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Simple central-difference snGrad scheme with non-orthogonal correction.
 

src/finiteVolume/finiteVolume/snGradSchemes/limitedSnGrad/limitedSnGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::limitedSnGrad
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Run-time selected snGrad scheme with limited non-orthogonal correction.
 

src/finiteVolume/finiteVolume/snGradSchemes/orthogonalSnGrad/orthogonalSnGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::orthogonalSnGrad
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Simple central-difference snGrad scheme without non-orthogonal correction.
 

src/finiteVolume/finiteVolume/snGradSchemes/snGradScheme/snGradScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::snGradScheme
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Abstract base class for snGrad schemes.
 

src/finiteVolume/finiteVolume/snGradSchemes/uncorrectedSnGrad/uncorrectedSnGrad.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fv::uncorrectedSnGrad
 
+Group
+    grpFvSnGradSchemes
+
 Description
     Simple central-difference snGrad scheme without non-orthogonal correction.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/Gamma/Gamma.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::GammaLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     Gamma differencing scheme based on phict obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/Limited/Limited.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::LimitedLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Foam::LimitedLimiter
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/Limited01/Limited01.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::Limited01Limiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     A LimitedLimiter with the range 0-1
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/LimitedScheme/LimitedScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::LimitedScheme
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class to create NVD/TVD limited weighting-factors.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/MUSCL/MUSCL.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::MUSCLLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     van Leer's MUSCL differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/Minmod/Minmod.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::MinmodLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     Minmod differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/OSPRE/OSPRE.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::OSPRELimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     OSPRE differencing scheme based on r obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/Phi/Phi.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::PhiLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     Phi differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/PhiScheme/PhiScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::PhiScheme
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class to create the weighting-factors based on the face-flux.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/QUICK/QUICK.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::QUICKLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     quadratic-upwind differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/SFCD/SFCD.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::SFCDLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     SFCD differencing scheme based on phict obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/SuperBee/SuperBee.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::SuperBeeLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     SuperBee differencing scheme based on r obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/UMIST/UMIST.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::UMISTLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     UMIST differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/blended/blended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::blended
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     linear/upwind blended differencing scheme.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/filteredLinear/filteredLinear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::filteredLinearLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class to generate weighting factors for the filteredLinear
     differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/filteredLinear2/filteredLinear2.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::filteredLinear2Limiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class to generate weighting factors for the filteredLinear2
     differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/filteredLinear3/filteredLinear3.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::filteredLinear3Limiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class to generate weighting factors for the filteredLinear
     differencing scheme.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/limitWith/limitWith.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::limitWith
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     limitWith differencing scheme limits the specified scheme with the
     specified limiter.

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/limitedCubic/limitedCubic.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::limitedCubicLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     TVD limited centred-cubic differencing scheme based on r obtained from

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/limitedLinear/limitedLinear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::limitedLinearLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     TVD limited linear differencing scheme based on r obtained from the

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/limitedSurfaceInterpolationScheme/limitedSurfaceInterpolationScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::limitedSurfaceInterpolationScheme
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Abstract base class for limited surface interpolation schemes.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/upwind/upwind.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::upwind
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Upwind differencing scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/vanAlbada/vanAlbada.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::vanAlbadaLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     vanAlbada differencing scheme based on r obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/limitedSchemes/vanLeer/vanLeer.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::vanLeerLimiter
 
+Group
+    grpFvLimitedSurfaceInterpolationSchemes
+
 Description
     Class with limiter function which returns the limiter for the
     vanLeer differencing scheme based on r obtained from the LimiterFunc

src/finiteVolume/interpolation/surfaceInterpolation/schemes/CentredFitScheme/CentredFitScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CentredFitScheme
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Centred fit surface interpolation scheme which applies an explicit
     correction to linear.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/CoBlended/CoBlended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CoBlended
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Two-scheme Courant number based blending differencing scheme.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/LUST/LUST.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::LUST
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     LUST: Linear-upwind stabilised transport.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/PureUpwindFitScheme/PureUpwindFitScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::PureUpwindFitScheme
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Upwind biased fit surface interpolation scheme that applies an explicit
     correction to upwind.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/UpwindFitScheme/UpwindFitScheme.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::UpwindFitScheme
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Upwind biased fit surface interpolation scheme that applies an explicit
     correction to linear.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/cellCoBlended/cellCoBlended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::cellCoBlended
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Two-scheme cell-based Courant number based blending differencing scheme.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/clippedLinear/clippedLinear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::clippedLinear
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Central-differencing interpolation scheme using clipped-weights to
     improve stability on meshes with very rapid variations in cell size.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/cubic/cubic.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::cubic
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Cubic interpolation scheme class derived from linear and returns
     linear weighting factors but also applies an explicit correction.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/downwind/downwind.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::downwind
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Downwind differencing scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/fixedBlended/fixedBlended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::fixedBlended
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Two-scheme fixed-blending differencing scheme.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/harmonic/harmonic.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::harmonic
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Harmonic-mean differencing scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/limiterBlended/limiterBlended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::limiterBlended
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Blends two specified schemes using the limiter function provided by a
     limitedSurfaceInterpolationScheme.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/linear/linear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::linear
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Central-differencing interpolation scheme class
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/linearUpwind/linearUpwind.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::linearUpwind
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     linearUpwind interpolation scheme class derived from upwind and returns
     upwind weighting factors and also applies a gradient-based explicit

src/finiteVolume/interpolation/surfaceInterpolation/schemes/localBlended/localBlended.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::localBlended
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Two-scheme localBlended differencing scheme.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/localMax/localMax.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::localMax
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     LocalMax-mean differencing scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/localMin/localMin.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::localMin
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     LocalMin-mean differencing scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/midPoint/midPoint.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::midPoint
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Mid-point interpolation (weighting factors = 0.5) scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/outletStabilised/outletStabilised.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::outletStabilised
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Outlet-stabilised interpolation scheme which applies upwind differencing
     to the faces of the cells adjacent to outlets.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/pointLinear/pointLinear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::pointLinear
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Face-point interpolation scheme class derived from linear and
     returns linear weighting factors but also applies an explicit correction.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/reverseLinear/reverseLinear.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::reverseLinear
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Inversed weight central-differencing interpolation scheme class.
 

src/finiteVolume/interpolation/surfaceInterpolation/schemes/skewCorrected/skewCorrected.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::skewCorrected
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Skewness-corrected interpolation scheme that applies an explicit
     correction to given scheme.

src/finiteVolume/interpolation/surfaceInterpolation/schemes/weighted/weighted.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::weighted
 
+Group
+    grpFvSurfaceInterpolationSchemes
+
 Description
     Interpolation scheme class using weights looked-up from the objectRegistry.
 

src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationDiffusionLimitedRate/COxidationDiffusionLimitedRate.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::COxidationDiffusionLimitedRate
 
+Group
+    grpLagrangianIntermediateSurfaceReactionSubModels
+
 Description
     Diffusion limited rate surface reaction model for coal parcels. Limited to:
 

src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationHurtMitchell/COxidationHurtMitchell.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::COxidationHurtMitchell
 
+Group
+    grpLagrangianIntermediateSurfaceReactionSubModels
+
 Description
     Char oxidation model given by Hurt and Mitchell:
 

src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationIntrinsicRate/COxidationIntrinsicRate.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::COxidationIntrinsicRate
 
+Group
+    grpLagrangianIntermediateSurfaceReactionSubModels
+
 Description
     Intrinsic char surface reaction mndel
 

src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationKineticDiffusionLimitedRate/COxidationKineticDiffusionLimitedRate.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::COxidationKineticDiffusionLimitedRate
 
+Group
+    grpLagrangianIntermediateSurfaceReactionSubModels
+
 Description
     Kinetic/diffusion limited rate surface reaction model for coal parcels.
     Limited to:

src/lagrangian/coalCombustion/submodels/surfaceReactionModel/COxidationMurphyShaddix/COxidationMurphyShaddix.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::COxidationMurphyShaddix
 
+Group
+    grpLagrangianIntermediateSurfaceReactionSubModels
+
 Description
     Limited to C(s) + O2 -> CO2
 

src/lagrangian/intermediate/clouds/Templates/CollidingCloud/CollidingCloud.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CollidingCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Adds coolisions to kinematic clouds
 

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

@@ -24,6 +24,9 @@ License
 Class
     Foam::KinematicCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Templated base class for kinematic cloud
 

src/lagrangian/intermediate/clouds/Templates/MPPICCloud/MPPICCloud.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::MPPICCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Adds MPPIC modelling to kinematic clouds
 

src/lagrangian/intermediate/clouds/Templates/ReactingCloud/ReactingCloud.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ReactingCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Templated base class for reacting cloud
 

src/lagrangian/intermediate/clouds/Templates/ReactingMultiphaseCloud/ReactingMultiphaseCloud.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ReactingMultiphaseCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Templated base class for multiphase reacting cloud
 

src/lagrangian/intermediate/clouds/Templates/ThermoCloud/ThermoCloud.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ThermoCloud
 
+Group
+    grpLagrangianIntermediateClouds
+
 Description
     Templated base class for thermodynamic cloud
 

src/lagrangian/intermediate/doc/finiteVolumeSchemesDoc.H

@@ -0,0 +1,220 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2016 OpenCFD Ltd.
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it under
+    the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT ANY
+    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+    FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+    details.
+
+    You should have received a copy of the GNU General Public License along with
+    OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+\defgroup grpLagrangianIntermediate Lagrangian particle modelling
+@{
+    This group contains Lagrangian modelling available in the 'intermediate' library
+@}
+
+\defgroup grpLagrangianIntermediateClouds Clouds
+@{
+    \ingroup grpLagrangianIntermediate
+    This group contains Lagrangian clouds
+@}
+
+\defgroup grpLagrangianIntermediateParcels Parcels
+@{
+    \ingroup grpLagrangianIntermediate
+    This group contains Lagrangian parcels
+@}
+
+// Submodels
+\defgroup grpLagrangianIntermediateSubModels Submodels
+@{
+    \ingroup grpLagrangianIntermediate
+    This group contains Lagrangian parcel submodels
+@}
+
+\defgroup grpLagrangianIntermediateKinematicSubModels Kinematic
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian kinematic parcel submodels
+@}
+
+\defgroup grpLagrangianIntermediateThermoSubModels Thermodynamic
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian thermo parcel submodels
+@}
+
+\defgroup grpLagrangianIntermediateReactingSubModels Reacting
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian reacting parcel submodels
+@}
+
+\defgroup grpLagrangianIntermediateReactingMultiphaseSubModels Reacting multiphase
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian reacting multiphase parcel submodels
+@}
+
+\defgroup grpLagrangianIntermediateMPPICSubModels MP-PIC
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian MP-PIC parcel submodels
+@}
+
+
+// Kinematic parcel sub models
+\defgroup grpLagrangianIntermediateCollisionSubModels Collision
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle collision submodes
+@}
+
+\defgroup grpLagrangianIntermediateDispersionSubModels Dispersion
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle dispersion submodes
+@}
+
+\defgroup grpLagrangianIntermediateInjectionSubModels Injection
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle injection submodes
+@}
+
+\defgroup grpLagrangianIntermediateForceSubModels Forces
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle force submodels
+@}
+
+\defgroup grpLagrangianIntermediatePatchInteractionSubModels Patch interaction
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle patch interaction submodels
+@}
+
+\defgroup grpLagrangianIntermediateSurfaceFilmSubModels Surface film
+@{
+    \ingroup grpLagrangianIntermediateKinematicSubModels
+    This group contains Lagrangian particle patch interaction submodels
+@}
+
+
+// Thermo parcel submodels
+\defgroup grpLagrangianIntermediateHeatTransferSubModels Heat transfer
+@{
+    \ingroup grpLagrangianIntermediateThermoSubModels
+    This group contains Lagrangian particle heat transfer submodels
+@}
+
+
+// Reacting parcel submodels
+\defgroup grpLagrangianIntermediateCompositionSubModels Composition
+@{
+    \ingroup grpLagrangianIntermediateReactingSubModels
+    This group contains Lagrangian particle composition submodels
+@}
+
+\defgroup grpLagrangianIntermediatePhaseChangeSubModels Phase change
+@{
+    \ingroup grpLagrangianIntermediateReactingSubModels
+    This group contains Lagrangian particle phase change submodels
+@}
+
+// Spray parcel submodels (Spray derived from Reacting)
+\defgroup grpLagrangianIntermediateAtomizationSubModels Atomization
+@{
+    \ingroup grpLagrangianIntermediateReactingSubModels
+    This group contains Lagrangian particle atomization submodels
+@}
+
+\defgroup grpLagrangianIntermediateBreakupSubModels Breakup
+@{
+    \ingroup grpLagrangianIntermediateReactingSubModels
+    This group contains Lagrangian particle breakup submodels
+@}
+
+
+// Reacting multiphase parcel submodels
+\defgroup grpLagrangianIntermediateDevolatilisationSubModels Devolatilisation
+@{
+    \ingroup grpLagrangianIntermediateReactingMultiphaseSubModels
+    This group contains Lagrangian particle devolatilisation submodels
+@}
+
+\defgroup grpLagrangianIntermediateSurfaceReactionSubModels Surface reaction
+@{
+    \ingroup grpLagrangianIntermediateReactingMultiphaseSubModels
+    This group contains Lagrangian particle surface reaction submodels
+@}
+
+
+// MP-PIC parcel submodels
+\defgroup grpLagrangianIntermediateMPPICAveragingMethods Averaging
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle averaging methods
+@}
+
+\defgroup grpLagrangianIntermediateMPPICCorrectionLimitingMethods Correction limiting
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle correction limiting methods
+@}
+
+\defgroup grpLagrangianIntermediateMPPICDampingSubModels Damping
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle damping submodels
+@}
+
+\defgroup grpLagrangianIntermediateMPPICIsotropySubModels Isotropy
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle isotropy submodels
+@}
+
+\defgroup grpLagrangianIntermediateMPPICPackingSubModels Packing
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle packing submodels
+@}
+
+\defgroup grpLagrangianIntermediateMPPICParticleStressSubModels Particle stress
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle stress submodels
+@}
+
+\defgroup grpLagrangianIntermediateMPPICTimeScaleSubModels Time scale
+@{
+    \ingroup grpLagrangianIntermediateMPPICSubModels
+    This group contains Lagrangian MP-PIC particle time scale submodels
+@}
+
+
+// Function objects
+\defgroup grpLagrangianIntermediateFunctionObjects Function objects
+@{
+    \ingroup grpLagrangianIntermediateSubModels
+    This group contains Lagrangian function objects
+@}
+
+
+\*---------------------------------------------------------------------------*/

src/lagrangian/intermediate/parcels/Templates/CollidingParcel/CollidingParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CollidingParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Wrapper around kinematic parcel types to add collision modelling
 

src/lagrangian/intermediate/parcels/Templates/KinematicParcel/KinematicParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::KinematicParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Kinematic parcel class with rotational motion (as spherical
     particles only) and one/two-way coupling with the continuous

src/lagrangian/intermediate/parcels/Templates/MPPICParcel/MPPICParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::MPPICParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Wrapper around kinematic parcel types to add MPPIC modelling
 

src/lagrangian/intermediate/parcels/Templates/ReactingMultiphaseParcel/ReactingMultiphaseParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ReactingMultiphaseParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Multiphase variant of the reacting parcel class with one/two-way coupling
     with the continuous phase.

src/lagrangian/intermediate/parcels/Templates/ReactingParcel/ReactingParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ReactingParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Reacting parcel class with one/two-way coupling with the continuous
     phase.

src/lagrangian/intermediate/parcels/Templates/ThermoParcel/ThermoParcel.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::ThermoParcel
 
+Group
+    grpLagrangianIntermediateParcels
+
 Description
     Thermodynamic parcel class with one/two-way coupling with the continuous
     phase. Includes Kinematic parcel sub-models, plus:

src/lagrangian/intermediate/submodels/CloudFunctionObjects/CloudFunctionObject/CloudFunctionObject.H

@@ -24,6 +24,9 @@ License
 Class
     Foam::CloudFunctionObject
 
+Group
+    grpLagrangianIntermediateFunctionObjects
+
 Description
     Templated cloud function object base class