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ENH: allow bitSet selector for removeCells (issue #951)

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This commit is contained in:
Mark Olesen
2018-07-25 16:01:43 +02:00
parent adb90ef655
commit 3218b3dee3
2 changed files with 150 additions and 111 deletions
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176
src/dynamicMesh/polyTopoChange/polyTopoChange/removeCells.C
View File

@ -3,7 +3,7 @@
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\/ M anipulation | Copyright (C) 2015 OpenCFD Ltd.
\\/ M anipulation | Copyright (C) 2015-2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
@ -24,6 +24,7 @@ License
\*---------------------------------------------------------------------------*/
#include "removeCells.H"
#include "bitSet.H"
#include "polyMesh.H"
#include "polyTopoChange.H"
#include "polyRemoveCell.H"
@ -39,23 +40,43 @@ namespace Foam
defineTypeNameAndDebug(removeCells, 0);
}
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
// * * * * * * * * * * * * * * * Local Functions * * * * * * * * * * * * * * //
void Foam::removeCells::uncount
(
const labelList& f,
labelList& nUsage
)
namespace
{
forAll(f, fp)
// Increase count (usage) of elements of list
inline void incrCount(const Foam::labelUList& list, Foam::labelList& counter)
{
for (auto idx : list)
{
nUsage[f[fp]]--;
++counter[idx];
}
}
// Decrease count (usage) of elements of list
inline void decrCount(const Foam::labelUList& list, Foam::labelList& counter)
{
for (auto idx : list)
{
--counter[idx];
}
}
} // End anonymous namespace
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::removeCells::removeCells
(
const polyMesh& mesh
)
:
removeCells(mesh, true)
{}
Foam::removeCells::removeCells
(
const polyMesh& mesh,
@ -71,47 +92,37 @@ Foam::removeCells::removeCells
Foam::labelList Foam::removeCells::getExposedFaces
(
const labelList& cellLabels
const bitSet& removedCell
) const
{
// Create list of cells to be removed
boolList removedCell(mesh_.nCells(), false);
// Go from labelList of cells-to-remove to a boolList.
forAll(cellLabels, i)
{
removedCell[cellLabels[i]] = true;
}
const labelList& faceOwner = mesh_.faceOwner();
const labelList& faceNeighbour = mesh_.faceNeighbour();
// Count cells using face.
labelList nCellsUsingFace(mesh_.nFaces(), 0);
for (label facei = 0; facei < mesh_.nInternalFaces(); facei++)
for (label facei = 0; facei < mesh_.nInternalFaces(); ++facei)
{
label own = faceOwner[facei];
label nei = faceNeighbour[facei];
const label own = faceOwner[facei];
const label nei = faceNeighbour[facei];
if (!removedCell[own])
{
nCellsUsingFace[facei]++;
++nCellsUsingFace[facei];
}
if (!removedCell[nei])
{
nCellsUsingFace[facei]++;
++nCellsUsingFace[facei];
}
}
for (label facei = mesh_.nInternalFaces(); facei < mesh_.nFaces(); facei++)
for (label facei = mesh_.nInternalFaces(); facei < mesh_.nFaces(); ++facei)
{
label own = faceOwner[facei];
const label own = faceOwner[facei];
if (!removedCell[own])
{
nCellsUsingFace[facei]++;
++nCellsUsingFace[facei];
}
}
@ -147,7 +158,7 @@ Foam::labelList Foam::removeCells::getExposedFaces
DynamicList<label> exposedFaces(mesh_.nFaces()/10);
for (label facei = 0; facei < mesh_.nInternalFaces(); facei++)
for (label facei = 0; facei < mesh_.nInternalFaces(); ++facei)
{
if (nCellsUsingFace[facei] == 1)
{
@ -157,17 +168,15 @@ Foam::labelList Foam::removeCells::getExposedFaces
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
forAll(patches, patchi)
for (const polyPatch& pp : patches)
{
const polyPatch& pp = patches[patchi];
if (pp.coupled())
{
label facei = pp.start();
forAll(pp, i)
{
label own = faceOwner[facei];
const label own = faceOwner[facei];
if (nCellsUsingFace[facei] == 1 && !removedCell[own])
{
@ -176,7 +185,7 @@ Foam::labelList Foam::removeCells::getExposedFaces
exposedFaces.append(facei);
}
facei++;
++facei;
}
}
}
@ -187,9 +196,9 @@ Foam::labelList Foam::removeCells::getExposedFaces
void Foam::removeCells::setRefinement
(
const labelList& cellLabels,
const labelList& exposedFaceLabels,
const labelList& exposedPatchIDs,
const bitSet& removedCell,
const labelUList& exposedFaceLabels,
const labelUList& exposedPatchIDs,
polyTopoChange& meshMod
) const
{
@ -209,13 +218,14 @@ void Foam::removeCells::setRefinement
forAll(exposedFaceLabels, i)
{
label patchi = exposedPatchIDs[i];
const label facei = exposedFaceLabels[i];
const label patchi = exposedPatchIDs[i];
if (patchi < 0 || patchi >= patches.size())
{
FatalErrorInFunction
<< "Invalid patch " << patchi
<< " for exposed face " << exposedFaceLabels[i] << endl
<< " for exposed face " << facei << nl
<< "Valid patches 0.." << patches.size()-1
<< abort(FatalError);
}
@ -223,28 +233,20 @@ void Foam::removeCells::setRefinement
if (patches[patchi].coupled())
{
FatalErrorInFunction
<< "Trying to put exposed face " << exposedFaceLabels[i]
<< "Trying to put exposed face " << facei
<< " into a coupled patch : " << patches[patchi].name()
<< endl
<< nl
<< "This is illegal."
<< abort(FatalError);
}
newPatchID[exposedFaceLabels[i]] = patchi;
newPatchID[facei] = patchi;
}
// Create list of cells to be removed
boolList removedCell(mesh_.nCells(), false);
// Go from labelList of cells-to-remove to a boolList and remove all
// cells mentioned.
forAll(cellLabels, i)
// Walk all the cells mentioned for removal
for (const label celli : removedCell)
{
label celli = cellLabels[i];
removedCell[celli] = true;
//Pout<< "Removing cell " << celli
// << " cc:" << mesh_.cellCentres()[celli] << endl;
@ -260,26 +262,21 @@ void Foam::removeCells::setRefinement
const labelList& faceNeighbour = mesh_.faceNeighbour();
const faceZoneMesh& faceZones = mesh_.faceZones();
// Count starting number of faces using each point. Keep up to date whenever
// removing a face.
// Count starting number of faces using each point.
// Update whenever removing a face.
labelList nFacesUsingPoint(mesh_.nPoints(), 0);
forAll(faces, facei)
for (const face& f : faces)
{
const face& f = faces[facei];
forAll(f, fp)
{
nFacesUsingPoint[f[fp]]++;
}
incrCount(f, nFacesUsingPoint);
}
for (label facei = 0; facei < mesh_.nInternalFaces(); facei++)
for (label facei = 0; facei < mesh_.nInternalFaces(); ++facei)
{
const face& f = faces[facei];
label own = faceOwner[facei];
label nei = faceNeighbour[facei];
const label own = faceOwner[facei];
const label nei = faceNeighbour[facei];
if (removedCell[own])
{
@ -290,7 +287,7 @@ void Foam::removeCells::setRefinement
// << " fc:" << mesh_.faceCentres()[facei] << endl;
meshMod.setAction(polyRemoveFace(facei));
uncount(f, nFacesUsingPoint);
decrCount(f, nFacesUsingPoint);
}
else
{
@ -305,7 +302,7 @@ void Foam::removeCells::setRefinement
// nei is remaining cell. Facei becomes external cell
label zoneID = faceZones.whichZone(facei);
const label zoneID = faceZones.whichZone(facei);
bool zoneFlip = false;
if (zoneID >= 0)
@ -353,7 +350,7 @@ void Foam::removeCells::setRefinement
// << " into patch " << newPatchID[facei] << endl;
// own is remaining cell. Facei becomes external cell.
label zoneID = faceZones.whichZone(facei);
const label zoneID = faceZones.whichZone(facei);
bool zoneFlip = false;
if (zoneID >= 0)
@ -380,10 +377,8 @@ void Foam::removeCells::setRefinement
}
}
forAll(patches, patchi)
for (const polyPatch& pp : patches)
{
const polyPatch& pp = patches[patchi];
if (pp.coupled())
{
label facei = pp.start();
@ -396,7 +391,7 @@ void Foam::removeCells::setRefinement
// << " fc:" << mesh_.faceCentres()[facei]
// << " into patch " << newPatchID[facei] << endl;
label zoneID = faceZones.whichZone(facei);
const label zoneID = faceZones.whichZone(facei);
bool zoneFlip = false;
if (zoneID >= 0)
@ -429,10 +424,10 @@ void Foam::removeCells::setRefinement
// << endl;
meshMod.setAction(polyRemoveFace(facei));
uncount(faces[facei], nFacesUsingPoint);
decrCount(faces[facei], nFacesUsingPoint);
}
facei++;
++facei;
}
}
else
@ -457,10 +452,10 @@ void Foam::removeCells::setRefinement
// << endl;
meshMod.setAction(polyRemoveFace(facei));
uncount(faces[facei], nFacesUsingPoint);
decrCount(faces[facei], nFacesUsingPoint);
}
facei++;
++facei;
}
}
}
@ -491,4 +486,35 @@ void Foam::removeCells::setRefinement
}
Foam::labelList Foam::removeCells::getExposedFaces
(
const labelUList& cellsToRemove
) const
{
bitSet removeCell(mesh_.nCells(), cellsToRemove);
return getExposedFaces(removeCell);
}
void Foam::removeCells::setRefinement
(
const labelUList& cellsToRemove,
const labelUList& exposedFaceLabels,
const labelUList& exposedPatchIDs,
polyTopoChange& meshMod
) const
{
bitSet removedCell(mesh_.nCells(), cellsToRemove);
setRefinement
(
removedCell,
exposedFaceLabels,
exposedPatchIDs,
meshMod
);
}
// ************************************************************************* //

85
src/dynamicMesh/polyTopoChange/polyTopoChange/removeCells.H
View File

@ -3,7 +3,7 @@
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011 OpenFOAM Foundation
\\/ M anipulation |
\\/ M anipulation | Copyright (C) 2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
@ -25,7 +25,7 @@ Class
Foam::removeCells
Description
Given list of cells to remove insert all the topology changes.
Given list of cells to remove, insert all the topology changes.
Works in two passes:
- get faces that will become boundary faces
@ -48,7 +48,8 @@ SourceFiles
namespace Foam
{
// Forward declaration of classes
// Forward declarations
class bitSet;
class polyMesh;
class polyTopoChange;
class mapPolyMesh;
@ -67,17 +68,6 @@ class removeCells
//- Whether or not to synchronize parallel case.
const bool syncPar_;
// Private Member Functions
//- Decrease count of elements of f
static void uncount
(
const labelList& f,
labelList& nUsage
);
public:
//- Runtime type information
@ -86,35 +76,58 @@ public:
// Constructors
//- Construct from mesh. syncPar: do parallel synchronization.
removeCells(const polyMesh& mesh, const bool syncPar = true);
//- Construct from mesh. With parallel synchronization.
explicit removeCells(const polyMesh& mesh);
//- Construct from mesh, optionally with parallel synchronization.
removeCells(const polyMesh& mesh, const bool syncPar);
//- Destructor
~removeCells() = default;
// Member Functions
// Topology changes
//- Get labels of faces exposed after cells removal.
// These are
// - internal faces that become boundary faces
// - coupled faces that become uncoupled (since one of the sides
// gets deleted)
labelList getExposedFaces(const bitSet& removedCell) const;
//- Get labels of exposed faces.
// These are
// - internal faces that become boundary faces
// - coupled faces that become uncoupled (since one of the sides
// gets deleted)
labelList getExposedFaces(const labelList& cellsToRemove) const;
//- Get labels of faces exposed after cells removal.
// These are
// - internal faces that become boundary faces
// - coupled faces that become uncoupled (since one of the sides
// gets deleted)
labelList getExposedFaces(const labelUList& cellsToRemove) const;
//- Play commands into polyTopoChange to remove cells.
// patchIDs is for every element in facesToExpose (see above) the
// patch it has to go into. This cannot be a coupled patch!
void setRefinement
(
const labelList& cellsToRemove,
const labelList& facesToExpose,
const labelList& patchIDs,
polyTopoChange&
) const;
//- Play commands into polyTopoChange to remove cells.
// patchIDs is for every element in facesToExpose (see above) the
// patch it has to go into. This cannot be a coupled patch!
void setRefinement
(
const bitSet& removedCell,
const labelUList& facesToExpose,
const labelUList& patchIDs,
polyTopoChange&
) const;
//- Force recalculation of locally stored data on topological change
void updateMesh(const mapPolyMesh&)
{}
//- Play commands into polyTopoChange to remove cells.
// patchIDs is for every element in facesToExpose (see above) the
// patch it has to go into. This cannot be a coupled patch!
void setRefinement
(
const labelUList& cellsToRemove,
const labelUList& facesToExpose,
const labelUList& patchIDs,
polyTopoChange&
) const;
//- Force recalculation of locally stored data on topological change
void updateMesh(const mapPolyMesh&)
{}
};