bool Foam::ggiPolyPatch::order
(
const primitivePatch& pp,
labelList& faceMap,
labelList& rotation
) const
{
faceMap.setSize(pp.size(), -1);
rotation.setSize(pp.size(), 0);
// Nothing changes
return false;
}
bool Foam::primitiveMesh::calcPointOrder
(
label& nInternalPoints,
labelList& oldToNew,
const faceList& faces,
const label nInternalFaces,
const label nPoints
)
{
// Internal points are points that are not used by a boundary face.
// Map from old to new position
oldToNew.setSize(nPoints);
oldToNew = -1;
// 1. Create compact addressing for boundary points. Start off by indexing
// from 0 inside oldToNew. (shifted up later on)
label nBoundaryPoints = 0;
for (label faceI = nInternalFaces; faceI < faces.size(); faceI++)
{
const face& f = faces[faceI];
forAll(f, fp)
{
label pointI = f[fp];
if (oldToNew[pointI] == -1)
{
oldToNew[pointI] = nBoundaryPoints++;
}
}
}
bool Foam::regionCouplePolyPatch::order
(
const primitivePatch& pp,
labelList& faceMap,
labelList& rotation
) const
{
faceMap.setSize(pp.size());
faceMap = -1;
rotation.setSize(pp.size());
rotation = 0;
// Nothing changes
return false;
}
Foam::label Foam::edgeMesh::regions(labelList& edgeRegion) const
{
edgeRegion.setSize(edges_.size());
edgeRegion = -1;
label startEdgeI = 0;
label currentRegion = 0;
while (true)
{
while (startEdgeI < edges_.size() && edgeRegion[startEdgeI] != -1)
{
startEdgeI++;
}
if (startEdgeI == edges_.size())
{
break;
}
// Found edge that has not yet been assigned a region.
// Mark connected region with currentRegion starting at startEdgeI.
edgeRegion[startEdgeI] = currentRegion;
labelList edgesToVisit(1, startEdgeI);
while (edgesToVisit.size())
{
// neighbours of current edgesToVisit
DynamicList<label> newEdgesToVisit(edgesToVisit.size());
// Mark all point connected edges with current region.
forAll(edgesToVisit, i)
{
label edgeI = edgesToVisit[i];
// Mark connected edges
const edge& e = edges_[edgeI];
forAll(e, fp)
{
const labelList& pEdges = pointEdges()[e[fp]];
forAll(pEdges, pEdgeI)
{
label nbrEdgeI = pEdges[pEdgeI];
if (edgeRegion[nbrEdgeI] == -1)
{
edgeRegion[nbrEdgeI] = currentRegion;
newEdgesToVisit.append(nbrEdgeI);
}
}
}
}
edgesToVisit.transfer(newEdgesToVisit);
}
void postProcessingWaves::readIndices
(
const dictionary& indexDict,
labelList& indices
)
{
// Getting the labelList of data set indices
if (actionProperties_.lookupOrDefault<Switch>("allDataSets", false))
{
labelList tempList( indexDict.lookup("index") );
indices.setSize( tempList.size() );
indices = tempList;
}
else
{
labelList tempList( actionProperties_.lookup("indices") );
indices.setSize( tempList.size() );
indices = tempList;
}
}
// Add added cells to labelList
void Foam::multiDirRefinement::addCells
(
const Map<label>& splitMap,
labelList& labels
)
{
label newCellI = labels.size();
labels.setSize(labels.size() + splitMap.size());
forAllConstIter(Map<label>, splitMap, iter)
{
labels[newCellI++] = iter();
}
}
Foam::label Foam::mergePoints
(
const UList<Type>& points,
const scalar mergeTol,
const bool verbose,
labelList& pointMap,
const Type& origin
)
{
Type compareOrigin = origin;
if (origin == Type::max)
{
if (points.size())
{
compareOrigin = sum(points)/points.size();
}
}
// Create a old to new point mapping array
pointMap.setSize(points.size());
pointMap = -1;
if (points.empty())
{
return points.size();
}
// We're comparing distance squared to origin first.
// Say if starting from two close points:
// x, y, z
// x+mergeTol, y+mergeTol, z+mergeTol
// Then the magSqr of both will be
// x^2+y^2+z^2
// x^2+y^2+z^2 + 2*mergeTol*(x+z+y) + mergeTol^2*...
// so the difference will be 2*mergeTol*(x+y+z)
const scalar mergeTolSqr = Foam::sqr(scalar(mergeTol));
// Sort points by magSqr
const Field<Type> d(points - compareOrigin);
List<scalar> magSqrD(d.size());
forAll(d, pointI)
{
magSqrD[pointI] = magSqr(d[pointI]);
}
// Add added cells to labelList
void Foam::multiDirRefinement::addCells
(
const Map<label>& splitMap,
labelList& labels
)
{
label newCellI = labels.size();
labels.setSize(labels.size() + splitMap.size());
for
(
Map<label>::const_iterator iter = splitMap.begin();
iter != splitMap.end();
++iter
)
{
labels[newCellI++] = iter();
}
}
void Foam::hexCellLooper::makeFace
(
const labelList& loop,
const scalarField& loopWeights,
labelList& faceVerts,
pointField& facePoints
) const
{
facePoints.setSize(loop.size());
faceVerts.setSize(loop.size());
forAll(loop, cutI)
{
label cut = loop[cutI];
if (isEdge(cut))
{
label edgeI = getEdge(cut);
const edge& e = mesh().edges()[edgeI];
const point& v0 = mesh().points()[e.start()];
const point& v1 = mesh().points()[e.end()];
facePoints[cutI] =
loopWeights[cutI]*v1 + (1.0-loopWeights[cutI])*v0;
}
else
{
label vertI = getVertex(cut);
facePoints[cutI] = mesh().points()[vertI];
}
faceVerts[cutI] = cutI;
}
void Foam::domainDecomposition::append(labelList& lst, const label elem)
{
label sz = lst.size();
lst.setSize(sz+1);
lst[sz] = elem;
}
void Foam::CV2D::extractPatches
(
wordList& patchNames,
labelList& patchSizes,
EdgeMap<label>& mapEdgesRegion,
EdgeMap<label>& indirectPatchEdge
) const
{
label nPatches = qSurf_.patchNames().size() + 1;
label defaultPatchIndex = qSurf_.patchNames().size();
patchNames.setSize(nPatches);
patchSizes.setSize(nPatches, 0);
mapEdgesRegion.clear();
const wordList& existingPatches = qSurf_.patchNames();
forAll(existingPatches, sP)
{
patchNames[sP] = existingPatches[sP];
}
patchNames[defaultPatchIndex] = "CV2D_default_patch";
for
(
Triangulation::Finite_edges_iterator eit = finite_edges_begin();
eit != finite_edges_end();
++eit
)
{
Face_handle fOwner = eit->first;
Face_handle fNeighbor = fOwner->neighbor(eit->second);
Vertex_handle vA = fOwner->vertex(cw(eit->second));
Vertex_handle vB = fOwner->vertex(ccw(eit->second));
if
(
(vA->internalOrBoundaryPoint() && !vB->internalOrBoundaryPoint())
|| (vB->internalOrBoundaryPoint() && !vA->internalOrBoundaryPoint())
)
{
point ptA = toPoint3D(vA->point());
point ptB = toPoint3D(vB->point());
label patchIndex = qSurf_.findPatch(ptA, ptB);
if (patchIndex == -1)
{
patchIndex = defaultPatchIndex;
WarningInFunction
<< "Dual face found that is not on a surface "
<< "patch. Adding to CV2D_default_patch."
<< endl;
}
edge e(fOwner->faceIndex(), fNeighbor->faceIndex());
patchSizes[patchIndex]++;
mapEdgesRegion.insert(e, patchIndex);
if (!pointPair(*vA, *vB))
{
indirectPatchEdge.insert(e, 1);
}
}
}
}
void Foam::searchableSurfaceCollection::findNearest
(
const pointField& samples,
scalarField& minDistSqr,
List<pointIndexHit>& nearestInfo,
labelList& nearestSurf
) const
{
// Initialise
nearestInfo.setSize(samples.size());
nearestInfo = pointIndexHit();
nearestSurf.setSize(samples.size());
nearestSurf = -1;
List<pointIndexHit> hitInfo(samples.size());
const scalarField localMinDistSqr(samples.size(), GREAT);
forAll(subGeom_, surfI)
{
subGeom_[surfI].findNearest
(
cmptDivide // Transform then divide
(
transform_[surfI].localPosition(samples),
scale_[surfI]
),
localMinDistSqr,
hitInfo
);
forAll(hitInfo, pointI)
{
if (hitInfo[pointI].hit())
{
// Rework back into global coordinate sys. Multiply then
// transform
point globalPt = transform_[surfI].globalPosition
(
cmptMultiply
(
hitInfo[pointI].rawPoint(),
scale_[surfI]
)
);
scalar distSqr = magSqr(globalPt - samples[pointI]);
if (distSqr < minDistSqr[pointI])
{
minDistSqr[pointI] = distSqr;
nearestInfo[pointI].setPoint(globalPt);
nearestInfo[pointI].setHit();
nearestInfo[pointI].setIndex
(
hitInfo[pointI].index()
+ indexOffset_[surfI]
);
nearestSurf[pointI] = surfI;
}
}
}
}
bool Foam::matchPoints
(
const UList<point>& pts0,
const UList<point>& pts1,
const UList<scalar>& matchDistances,
const bool verbose,
labelList& from0To1,
const point& origin
)
{
from0To1.setSize(pts0.size());
from0To1 = -1;
bool fullMatch = true;
point compareOrigin = origin;
if (origin == point(VGREAT, VGREAT, VGREAT))
{
if (pts1.size())
{
compareOrigin = sum(pts1)/pts1.size();
}
}
SortableList<scalar> pts0MagSqr(magSqr(pts0 - compareOrigin));
SortableList<scalar> pts1MagSqr(magSqr(pts1 - compareOrigin));
forAll(pts0MagSqr, i)
{
scalar dist0 = pts0MagSqr[i];
label face0I = pts0MagSqr.indices()[i];
scalar matchDist = matchDistances[face0I];
label startI = findLower(pts1MagSqr, 0.99999*dist0 - 2*matchDist);
if (startI == -1)
{
startI = 0;
}
// Go through range of equal mag and find nearest vector.
scalar minDistSqr = VGREAT;
label minFacei = -1;
for
(
label j = startI;
(
(j < pts1MagSqr.size())
&& (pts1MagSqr[j] < 1.00001*dist0 + 2*matchDist)
);
j++
)
{
label facei = pts1MagSqr.indices()[j];
// Compare actual vectors
scalar distSqr = magSqr(pts0[face0I] - pts1[facei]);
if (distSqr <= sqr(matchDist) && distSqr < minDistSqr)
{
minDistSqr = distSqr;
minFacei = facei;
}
}
if (minFacei == -1)
{
fullMatch = false;
if (verbose)
{
Pout<< "Cannot find point in pts1 matching point " << face0I
<< " coord:" << pts0[face0I]
<< " in pts0 when using tolerance " << matchDist << endl;
// Go through range of equal mag and find equal vector.
Pout<< "Searching started from:" << startI << " in pts1"
<< endl;
for
(
label j = startI;
(
(j < pts1MagSqr.size())
&& (pts1MagSqr[j] < 1.00001*dist0 + 2*matchDist)
);
j++
)
{
label facei = pts1MagSqr.indices()[j];
Pout<< " Compared coord: " << pts1[facei]
<< " at index " << j
<< " with difference to point "
<< mag(pts1[facei] - pts0[face0I]) << endl;
}
}
}
from0To1[face0I] = minFacei;
}
// Given a subset of cells determine the new global indices. The problem
// is in the cells from neighbouring processors which need to be renumbered.
void Foam::multiLevelDecomp::subsetGlobalCellCells
(
const label nDomains,
const label domainI,
const labelList& dist,
const labelListList& cellCells,
const labelList& set,
labelListList& subCellCells,
labelList& cutConnections
) const
{
// Determine new index for cells by inverting subset
labelList oldToNew(invert(cellCells.size(), set));
globalIndex globalCells(cellCells.size());
// Subset locally the elements for which I have data
subCellCells = UIndirectList<labelList>(cellCells, set);
// Get new indices for neighbouring processors
List<Map<label>> compactMap;
mapDistribute map(globalCells, subCellCells, compactMap);
map.distribute(oldToNew);
labelList allDist(dist);
map.distribute(allDist);
// Now we have:
// oldToNew : the locally-compact numbering of all our cellCells. -1 if
// cellCell is not in set.
// allDist : destination domain for all our cellCells
// subCellCells : indexes into oldToNew and allDist
// Globally compact numbering for cells in set.
globalIndex globalSubCells(set.size());
// Now subCellCells contains indices into oldToNew which are the
// new locations of the neighbouring cells.
cutConnections.setSize(nDomains);
cutConnections = 0;
forAll(subCellCells, subCelli)
{
labelList& cCells = subCellCells[subCelli];
// Keep the connections to valid mapped cells
label newI = 0;
forAll(cCells, i)
{
// Get locally-compact cell index of neighbouring cell
label nbrCelli = oldToNew[cCells[i]];
if (nbrCelli == -1)
{
cutConnections[allDist[cCells[i]]]++;
}
else
{
// Reconvert local cell index into global one
// Get original neighbour
label celli = set[subCelli];
label oldNbrCelli = cellCells[celli][i];
// Get processor from original neighbour
label proci = globalCells.whichProcID(oldNbrCelli);
// Convert into global compact numbering
cCells[newI++] = globalSubCells.toGlobal(proci, nbrCelli);
}
}
bool splineInterpolationWeights::valueWeights
(
const scalar t,
labelList& indices,
scalarField& weights
) const
{
bool indexChanged = false;
// linear interpolation
if (samples_.size() <= 2)
{
return linearInterpolationWeights(samples_).valueWeights
(
t,
indices,
weights
);
}
// Check if current timeIndex is still valid
if
(
index_ >= 0
&& index_ < samples_.size()
&& (
samples_[index_] <= t
&& (index_ == samples_.size()-1 || t <= samples_[index_+1])
)
)
{
// index_ still at correct slot
}
else
{
// search for correct index
index_ = findLower(samples_, t);
indexChanged = true;
}
// Clamp if outside table
if (index_ == -1)
{
indices.setSize(1);
weights.setSize(1);
indices[0] = 0;
weights[0] = 1;
return indexChanged;
}
else if (index_ == samples_.size()-1)
{
indices.setSize(1);
weights.setSize(1);
indices[0] = samples_.size()-1;
weights[0] = 1;
return indexChanged;
}
label lo = index_;
label hi = index_+1;
// weighting
scalar mu = (t - samples_[lo])/(samples_[hi] - samples_[lo]);
scalar w0 = 0.5*(mu*(-1+mu*(2-mu))); // coeff of lo-1
scalar w1 = 0.5*(2+mu*(mu*(-5 + mu*(3)))); // coeff of lo
scalar w2 = 0.5*(mu*(1 + mu*(4 + mu*(-3)))); // coeff of hi
scalar w3 = 0.5*(mu*mu*(-1 + mu)); // coeff of hi+1
if (lo > 0)
{
if (hi < samples_.size()-1)
{
// Four points available
indices.setSize(4);
weights.setSize(4);
indices[0] = lo-1;
indices[1] = lo;
indices[2] = hi;
indices[3] = hi+1;
weights[0] = w0;
weights[1] = w1;
weights[2] = w2;
weights[3] = w3;
}
else
{
// No y3 available. Extrapolate: y3=3*y2-y1
indices.setSize(3);
weights.setSize(3);
indices[0] = lo-1;
indices[1] = lo;
indices[2] = hi;
weights[0] = w0;
weights[1] = w1 - w3;
weights[2] = w2 + 2*w3;
}
}
else
{
// No y0 available. Extrapolate: y0=2*y1-y2;
if (hi < samples_.size()-1)
{
indices.setSize(3);
weights.setSize(3);
indices[0] = lo;
indices[1] = hi;
indices[2] = hi+1;
weights[0] = w1 + 2*w0;
weights[1] = w2 - w0;
weights[2] = w3;
}
else
{
indices.setSize(2);
weights.setSize(2);
indices[0] = lo;
indices[1] = hi;
weights[0] = w1 + 2*w0 - w3;
weights[1] = w2 - w0 + 2*w3;
}
}
return indexChanged;
}
bool linearInterpolationWeights::valueWeights
(
const scalar t,
labelList& indices,
scalarField& weights
) const
{
bool indexChanged = false;
// Check if current timeIndex is still valid
if
(
index_ >= 0
&& index_ < samples_.size()
&& (
samples_[index_] <= t
&& (index_ == samples_.size()-1 || t <= samples_[index_+1])
)
)
{
// index_ still at correct slot
}
else
{
// search for correct index
index_ = findLower(samples_, t);
indexChanged = true;
}
if (index_ == -1)
{
// Use first element only
indices.setSize(1);
weights.setSize(1);
indices[0] = 0;
weights[0] = 1.0;
}
else if (index_ == samples_.size()-1)
{
// Use last element only
indices.setSize(1);
weights.setSize(1);
indices[0] = samples_.size()-1;
weights[0] = 1.0;
}
else
{
// Interpolate
indices.setSize(2);
weights.setSize(2);
indices[0] = index_;
indices[1] = index_+1;
scalar t0 = samples_[indices[0]];
scalar t1 = samples_[indices[1]];
scalar deltaT = t1-t0;
weights[0] = (t1-t)/deltaT;
weights[1] = 1.0-weights[0];
}
return indexChanged;
}
bool linearInterpolationWeights::integrationWeights
(
const scalar t1,
const scalar t2,
labelList& indices,
scalarField& weights
) const
{
if (t2 < t1-VSMALL)
{
FatalErrorIn("linearInterpolationWeights::integrationWeights(..)")
<< "Integration should be in positive direction."
<< " t1:" << t1 << " t2:" << t2
<< exit(FatalError);
}
// Currently no fancy logic on cached index like in value
//- Find lower or equal index
label i1 = findLower(samples_, t1, 0, lessEqOp<scalar>());
//- Find lower index
label i2 = findLower(samples_, t2);
// For now just fail if any outside table
if (i1 == -1 || i2 == samples_.size()-1)
{
FatalErrorIn("linearInterpolationWeights::integrationWeights(..)")
<< "Integrating outside table " << samples_[0] << ".."
<< samples_.last() << " not implemented."
<< " t1:" << t1 << " t2:" << t2 << exit(FatalError);
}
label nIndices = i2-i1+2;
// Determine if indices already correct
bool anyChanged = false;
if (nIndices != indices.size())
{
anyChanged = true;
}
else
{
// Closer check
label index = i1;
forAll(indices, i)
{
if (indices[i] != index)
{
anyChanged = true;
break;
}
index++;
}
}
indices.setSize(nIndices);
weights.setSize(nIndices);
weights = 0.0;
// Sum from i1+1 to i2+1
for (label i = i1+1; i <= i2; i++)
{
scalar d = samples_[i+1]-samples_[i];
indices[i-i1] = i;
weights[i-i1] += 0.5*d;
indices[i+1-i1] = i+1;
weights[i+1-i1] += 0.5*d;
}
// Add from i1 to t1
{
Pair<scalar> i1Tot1 = integrationWeights(i1, t1);
indices[0] = i1;
weights[0] += i1Tot1.first();
indices[1] = i1+1;
weights[1] += i1Tot1.second();
}
// Subtract from t2 to i2+1
{
Pair<scalar> wghts = integrationWeights(i2, t2);
indices[i2-i1] = i2;
weights[i2-i1] += -wghts.first();
indices[i2-i1+1] = i2+1;
weights[i2-i1+1] += -wghts.second();
}
return anyChanged;
}
void Foam::equationReader::removePowExponents
(
const label index,
tokenList& tl,
PtrList<equationOperation>& map,
labelList& opLvl,
labelList& pl
) const
{
// Remove pow(a,b) exponent part 'b' from an equation and create a sub-
// equation.
label tokenI(0);
while (tokenI < map.size())
{
if (map[tokenI].operation() == equationOperation::otpow)
{
// Found a 'pow('. Look for ','; fail on ')', or end of list
// pl checks ensure the ',' or ')' relate to the 'pow(', and not
// another function / parethesis
const label powFoundAt(tokenI);
const label pLvl(pl[tokenI]);
while ((opLvl[tokenI] != 5) || (pl[tokenI] != pLvl))
{
if
(
((opLvl[tokenI] == -4) && (pl[tokenI] == pLvl))
|| (tokenI == (map.size() - 1))
)
{
OStringStream description;
description << "pow() function takes two arguments.";
fatalParseError
(
index,
tl,
powFoundAt,
tokenI,
"equationReader::removePowExponents",
description
);
}
tokenI++;
}
// Found 'pow( ... ,' look for ')', fail on list end
const label commaFoundAt(tokenI);
while ((opLvl[tokenI] != -4) || (pl[tokenI] != pLvl))
{
if (tokenI == (map.size() - 1))
{
OStringStream description;
description << "Can't find closing parenthesis for "
<< "pow() function.";
fatalParseError
(
index,
tl,
powFoundAt,
tokenI,
"equationReader::removePowExponents",
description
);
}
tokenI++;
}
const label closeFoundAt(tokenI);
// Ignore if the exponent is only 1 token
if ((closeFoundAt - commaFoundAt) > 2)
{
// Now create sub-equation
OStringStream subEqnStream;
for
(
label subTokenI(commaFoundAt + 1);
subTokenI < closeFoundAt;
subTokenI++
)
{
if
(
tl[subTokenI].isPunctuation()
&& (tl[subTokenI].pToken() == token::COLON))
{
subEqnStream << "^";
}
else
{
subEqnStream << tl[subTokenI];
}
}
string subEqnRawText(subEqnStream.str());
const equation& eqn(operator[](index));
equation subEqn
(
eqn.name() + "_powExponent_" + name(powFoundAt),
subEqnRawText,
eqn.overrideDimensions(),
eqn.changeDimensions()
);
bool eqnCreated(false);
for (label eqnI(0); eqnI < size(); eqnI++)
{
const equation& eqnTest(operator[](eqnI));
if (eqnTest.name() == subEqn.name())
{
clearEquation(eqnI);
eqnTest.setRawText(subEqn.rawText());
eqnTest.setOverrideDimensions
(
subEqn.overrideDimensions()
);
eqnTest.setChangeDimensions
(
eqnTest.changeDimensions()
);
eqnCreated = true;
}
}
if (!eqnCreated)
{
createEquation(subEqn);
}
// Change commaFoundAt + 1 entry to reflect new subEquation
// reference
tl[commaFoundAt + 1] = token(subEqn.name());
map.set
(
commaFoundAt + 1,
new equationOperation(findSource(subEqn.name()))
);
opLvl[commaFoundAt + 1] = 0;
pl[commaFoundAt + 1] = pl[commaFoundAt];
// Remove the subEquation from tl, map, opLvl and pl
label tokensRemoved(closeFoundAt - (commaFoundAt + 2));
label newSize(map.size() - tokensRemoved);
for
(
label subTokenI(commaFoundAt + 2);
subTokenI < newSize;
subTokenI++
)
{
tl[subTokenI] = tl[subTokenI + tokensRemoved];
map[subTokenI] = map[subTokenI + tokensRemoved];
opLvl[subTokenI] = opLvl[subTokenI + tokensRemoved];
pl[subTokenI] = pl[subTokenI + tokensRemoved];
}
tl.setSize(newSize);
map.setSize(newSize);
opLvl.setSize(newSize);
pl.setSize(newSize);
}
}
tokenI++;
}
}
void Foam::meshRefinement::findNearest
(
const labelList& meshFaces,
List<pointIndexHit>& nearestInfo,
labelList& nearestSurface,
labelList& nearestRegion,
vectorField& nearestNormal
) const
{
pointField fc(meshFaces.size());
forAll(meshFaces, i)
{
fc[i] = mesh_.faceCentres()[meshFaces[i]];
}
const labelList allSurfaces(identity(surfaces_.surfaces().size()));
surfaces_.findNearest
(
allSurfaces,
fc,
scalarField(fc.size(), sqr(GREAT)), // sqr of attraction
nearestSurface,
nearestInfo
);
// Do normal testing per surface.
nearestNormal.setSize(nearestInfo.size());
nearestRegion.setSize(nearestInfo.size());
forAll(allSurfaces, surfI)
{
DynamicList<pointIndexHit> localHits;
forAll(nearestSurface, i)
{
if (nearestSurface[i] == surfI)
{
localHits.append(nearestInfo[i]);
}
}
label geomI = surfaces_.surfaces()[surfI];
pointField localNormals;
surfaces_.geometry()[geomI].getNormal(localHits, localNormals);
labelList localRegion;
surfaces_.geometry()[geomI].getRegion(localHits, localRegion);
label localI = 0;
forAll(nearestSurface, i)
{
if (nearestSurface[i] == surfI)
{
nearestNormal[i] = localNormals[localI];
nearestRegion[i] = localRegion[localI];
localI++;
}
}
}
void getCellTable(const fvMesh & mesh)
{
cellTableMap_.clear();
cellTableId_.setSize(mesh.nCells(), 1);
IOdictionary cellTableDict
(
IOobject
(
"cellTable",
"constant",
mesh,
IOobject::READ_IF_PRESENT,
IOobject::NO_WRITE,
false
)
);
volScalarField volField
(
IOobject
(
"cellTableId",
mesh.time().timeName(),
mesh,
IOobject::READ_IF_PRESENT,
IOobject::NO_WRITE,
false
),
mesh,
dimensionedScalar("cellTableId", dimless, 1.0)
);
// get cellTableId information from the volScalarField if possible
if (volField.headerOk())
{
const scalarField & field = volField.internalField();
forAll(field, cellI)
{
cellTableId_[cellI] = static_cast<int>(field[cellI]);
}
if (cellTableDict.headerOk())
{
// convert dictionary to map
wordList toc = cellTableDict.toc();
forAll(toc, i)
{
word keyword = toc[i];
if (!cellTableDict.isDict(keyword)) continue;
const dictionary & dict = cellTableDict.subDict(keyword);
if (dict.found("Id") && dict.found("MaterialType"))
{
label Id;
dict["Id"] >> Id;
dict["MaterialType"] >> keyword;
if (keyword == "fluid")
{
cellTableMap_.insert(Id, 1);
}
else if (keyword == "solid")
{
cellTableMap_.insert(Id, 2);
}
}
}
bool Foam::mergePoints
(
const UList<point>& points,
const scalar mergeTol,
const bool verbose,
labelList& pointMap,
List<point>& newPoints,
const point& origin
)
{
point compareOrigin = origin;
if (origin == point(VGREAT, VGREAT, VGREAT))
{
if (points.size())
{
compareOrigin = sum(points)/points.size();
}
}
// Create a old to new point mapping array
pointMap.setSize(points.size());
pointMap = -1;
// Storage for merged points
newPoints.setSize(points.size());
if (points.empty())
{
return false;
}
const scalar mergeTolSqr = sqr(mergeTol);
// Sort points by magSqr
SortableList<scalar> sortedMagSqr(magSqr(points - compareOrigin));
bool hasMerged = false;
label newPointI = 0;
// Handle 0th point separately (is always unique)
label pointI = sortedMagSqr.indices()[0];
pointMap[pointI] = newPointI;
newPoints[newPointI++] = points[pointI];
for (label sortI = 1; sortI < sortedMagSqr.size(); sortI++)
{
// Get original point index
label pointI = sortedMagSqr.indices()[sortI];
// Compare to previous points to find equal one.
label equalPointI = -1;
for
(
label prevSortI = sortI - 1;
prevSortI >= 0
&& mag
(
sortedMagSqr[prevSortI]
- sortedMagSqr[sortI]
) <= mergeTolSqr;
prevSortI--
)
{
label prevPointI = sortedMagSqr.indices()[prevSortI];
if (magSqr(points[pointI] - points[prevPointI]) <= mergeTolSqr)
{
// Found match.
equalPointI = prevPointI;
break;
}
}
if (equalPointI != -1)
{
// Same coordinate as equalPointI. Map to same new point.
pointMap[pointI] = pointMap[equalPointI];
hasMerged = true;
if (verbose)
{
Pout<< "Foam::mergePoints : Merging points "
<< pointI << " and " << equalPointI
<< " with coordinates:" << points[pointI]
<< " and " << points[equalPointI]
<< endl;
}
}
else
{
// Differs. Store new point.
pointMap[pointI] = newPointI;
newPoints[newPointI++] = points[pointI];
}
}
newPoints.setSize(newPointI);
return hasMerged;
}
void Foam::meshRefinement::snapToSurface
(
labelList& pointSurfaceRegion,
labelList& edgeSurfaceRegion,
scalarField& edgeWeight
)
{
const edgeList& edges = mesh_.edges();
const pointField& points = mesh_.points();
pointSurfaceRegion.setSize(points.size());
pointSurfaceRegion = -1;
edgeSurfaceRegion.setSize(edges.size());
edgeSurfaceRegion = -1;
edgeWeight.setSize(edges.size());
edgeWeight = -GREAT;
// Do test for intersections
// ~~~~~~~~~~~~~~~~~~~~~~~~~
labelList surface1;
List<pointIndexHit> hit1;
labelList region1;
//vectorField normal1;
labelList surface2;
List<pointIndexHit> hit2;
labelList region2;
//vectorField normal2;
{
vectorField start(edges.size());
vectorField end(edges.size());
forAll(edges, edgei)
{
const edge& e = edges[edgei];
start[edgei] = points[e[0]];
end[edgei] = points[e[1]];
}
surfaces_.findNearestIntersection
(
//labelList(1, 0), //identity(surfaces_.surfaces().size()),
identity(surfaces_.surfaces().size()),
start,
end,
surface1,
hit1,
region1,
//normal1,
surface2,
hit2,
region2
//normal2
);
}
// Adjust location
// ~~~~~~~~~~~~~~~
pointField newPoints(points);
label nAdjusted = 0;
const labelListList& pointEdges = mesh_.pointEdges();
forAll(pointEdges, pointi)
{
const point& pt = points[pointi];
const labelList& pEdges = pointEdges[pointi];
// Get the nearest intersection
label minEdgei = -1;
scalar minFraction = 0.5; // Harpoon 0.25; // Samm?
forAll(pEdges, pEdgei)
{
label edgei = pEdges[pEdgei];
if (hit1[edgei].hit())
{
const point& hitPt = hit1[edgei].hitPoint();
const edge& e = edges[edgei];
label otherPointi = e.otherVertex(pointi);
const point& otherPt = points[otherPointi];
vector eVec(otherPt-pt);
scalar f = eVec&(hitPt-pt)/magSqr(eVec);
if (f < minFraction)
{
minEdgei = edgei;
minFraction = f;
}
}
}
if (minEdgei != -1 && minFraction >= 0.01)
{
// Move point to intersection with minEdgei
if (pointSurfaceRegion[pointi] == -1)
{
pointSurfaceRegion[pointi] = surfaces_.globalRegion
(
surface1[minEdgei],
region1[minEdgei]
);
newPoints[pointi] = hit1[minEdgei].hitPoint();
nAdjusted++;
}
}
}
