ENH: Updated AMIInterpolation to use new AMIMethods

This commit is contained in:
andy
2013-04-11 14:55:35 +01:00
parent 9817cb318d
commit 12fed65820
10 changed files with 197 additions and 911 deletions

View File

@ -24,128 +24,12 @@ License
\*---------------------------------------------------------------------------*/
#include "AMIInterpolation.H"
#include "AMIMethod.H"
#include "meshTools.H"
#include "mapDistribute.H"
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::writeIntersectionOBJ
(
const scalar area,
const face& f1,
const face& f2,
const pointField& f1Points,
const pointField& f2Points
) const
{
static label count = 1;
const pointField f1pts = f1.points(f1Points);
const pointField f2pts = f2.points(f2Points);
Pout<< "Face intersection area (" << count << "):" << nl
<< " f1 face = " << f1 << nl
<< " f1 pts = " << f1pts << nl
<< " f2 face = " << f2 << nl
<< " f2 pts = " << f2pts << nl
<< " area = " << area
<< endl;
OFstream os("areas" + name(count) + ".obj");
forAll(f1pts, i)
{
meshTools::writeOBJ(os, f1pts[i]);
}
os<< "l";
forAll(f1pts, i)
{
os<< " " << i + 1;
}
os<< " 1" << endl;
forAll(f2pts, i)
{
meshTools::writeOBJ(os, f2pts[i]);
}
os<< "l";
forAll(f2pts, i)
{
os<< " " << f1pts.size() + i + 1;
}
os<< " " << f1pts.size() + 1 << endl;
count++;
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::checkPatches
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch
) const
{
const scalar maxBoundsError = 0.05;
// check bounds of source and target
boundBox bbSrc(srcPatch.points(), srcPatch.meshPoints(), true);
boundBox bbTgt(tgtPatch.points(), tgtPatch.meshPoints(), true);
boundBox bbTgtInf(bbTgt);
bbTgtInf.inflate(maxBoundsError);
if (!bbTgtInf.contains(bbSrc))
{
WarningIn
(
"AMIInterpolation<SourcePatch, TargetPatch>::checkPatches"
"("
"const SourcePatch&, "
"const TargetPatch&"
")"
) << "Source and target patch bounding boxes are not similar" << nl
<< " source box span : " << bbSrc.span() << nl
<< " target box span : " << bbTgt.span() << nl
<< " source box : " << bbSrc << nl
<< " target box : " << bbTgt << nl
<< " inflated target box : " << bbTgtInf << endl;
}
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::resetTree
(
const TargetPatch& tgtPatch
)
{
// Clear the old octree
treePtr_.clear();
treeBoundBox bb(tgtPatch.points());
bb.inflate(0.01);
if (!treePtr_.valid())
{
treePtr_.reset
(
new indexedOctree<treeType>
(
treeType(false, tgtPatch),
bb, // overall search domain
8, // maxLevel
10, // leaf size
3.0 // duplicity
)
);
}
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::projectPointsToSurface
(
@ -182,7 +66,8 @@ void Foam::AMIInterpolation<SourcePatch, TargetPatch>::projectPointsToSurface
{
FatalErrorIn
(
"void Foam::projectPointsToSurface"
"void Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"projectPointsToSurface"
"("
"const searchableSurface&, "
"pointField&"
@ -195,635 +80,6 @@ void Foam::AMIInterpolation<SourcePatch, TargetPatch>::projectPointsToSurface
}
template<class SourcePatch, class TargetPatch>
Foam::label Foam::AMIInterpolation<SourcePatch, TargetPatch>::findTargetFace
(
const label srcFaceI,
const SourcePatch& srcPatch
) const
{
label targetFaceI = -1;
const pointField& srcPts = srcPatch.points();
const face& srcFace = srcPatch[srcFaceI];
const point srcPt = srcFace.centre(srcPts);
const scalar srcFaceArea = srcMagSf_[srcFaceI];
pointIndexHit sample = treePtr_->findNearest(srcPt, 10.0*srcFaceArea);
if (debug)
{
Pout<< "Source point = " << srcPt << ", Sample point = "
<< sample.hitPoint() << ", Sample index = " << sample.index()
<< endl;
}
if (sample.hit())
{
targetFaceI = sample.index();
}
return targetFaceI;
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::appendNbrFaces
(
const label faceI,
const TargetPatch& patch,
const DynamicList<label>& visitedFaces,
DynamicList<label>& faceIDs
) const
{
const labelList& nbrFaces = patch.faceFaces()[faceI];
// filter out faces already visited from src face neighbours
forAll(nbrFaces, i)
{
label nbrFaceI = nbrFaces[i];
bool valid = true;
forAll(visitedFaces, j)
{
if (nbrFaceI == visitedFaces[j])
{
valid = false;
break;
}
}
if (valid)
{
forAll(faceIDs, j)
{
if (nbrFaceI == faceIDs[j])
{
valid = false;
break;
}
}
}
if (valid)
{
faceIDs.append(nbrFaceI);
}
}
}
template<class SourcePatch, class TargetPatch>
bool Foam::AMIInterpolation<SourcePatch, TargetPatch>::processSourceFace
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
const label srcFaceI,
const label tgtStartFaceI,
// list of tgt face neighbour faces
DynamicList<label>& nbrFaces,
// list of faces currently visited for srcFaceI to avoid multiple hits
DynamicList<label>& visitedFaces,
// temporary storage for addressing and weights
List<DynamicList<label> >& srcAddr,
List<DynamicList<scalar> >& srcWght,
List<DynamicList<label> >& tgtAddr,
List<DynamicList<scalar> >& tgtWght
)
{
nbrFaces.clear();
visitedFaces.clear();
// append initial target face and neighbours
nbrFaces.append(tgtStartFaceI);
appendNbrFaces(tgtStartFaceI, tgtPatch, visitedFaces, nbrFaces);
bool faceProcessed = false;
do
{
// process new target face
label tgtFaceI = nbrFaces.remove();
visitedFaces.append(tgtFaceI);
scalar area = interArea(srcFaceI, tgtFaceI, srcPatch, tgtPatch);
// store when intersection area > 0
if (area > 0)
{
srcAddr[srcFaceI].append(tgtFaceI);
srcWght[srcFaceI].append(area);
tgtAddr[tgtFaceI].append(srcFaceI);
tgtWght[tgtFaceI].append(area);
appendNbrFaces(tgtFaceI, tgtPatch, visitedFaces, nbrFaces);
faceProcessed = true;
}
} while (nbrFaces.size() > 0);
return faceProcessed;
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::setNextFaces
(
label& startSeedI,
label& srcFaceI,
label& tgtFaceI,
const SourcePatch& srcPatch0,
const TargetPatch& tgtPatch0,
const boolList& mapFlag,
labelList& seedFaces,
const DynamicList<label>& visitedFaces
) const
{
const labelList& srcNbrFaces = srcPatch0.faceFaces()[srcFaceI];
// set possible seeds for later use
bool valuesSet = false;
forAll(srcNbrFaces, i)
{
label faceS = srcNbrFaces[i];
if (mapFlag[faceS] && seedFaces[faceS] == -1)
{
forAll(visitedFaces, j)
{
label faceT = visitedFaces[j];
scalar area = interArea(faceS, faceT, srcPatch0, tgtPatch0);
// Check that faces have enough overlap for robust walking
if (area/srcMagSf_[srcFaceI] > faceAreaIntersect::tolerance())
{
// TODO - throwing area away - re-use in next iteration?
seedFaces[faceS] = faceT;
if (!valuesSet)
{
srcFaceI = faceS;
tgtFaceI = faceT;
valuesSet = true;
}
}
}
}
}
// set next src and tgt faces if not set above
if (valuesSet)
{
return;
}
else
{
// try to use existing seed
bool foundNextSeed = false;
for (label faceI = startSeedI; faceI < mapFlag.size(); faceI++)
{
if (mapFlag[faceI])
{
if (!foundNextSeed)
{
startSeedI = faceI;
foundNextSeed = true;
}
if (seedFaces[faceI] != -1)
{
srcFaceI = faceI;
tgtFaceI = seedFaces[faceI];
return;
}
}
}
// perform new search to find match
if (debug)
{
Pout<< "Advancing front stalled: searching for new "
<< "target face" << endl;
}
foundNextSeed = false;
for (label faceI = startSeedI; faceI < mapFlag.size(); faceI++)
{
if (mapFlag[faceI])
{
if (!foundNextSeed)
{
startSeedI = faceI + 1;
foundNextSeed = true;
}
srcFaceI = faceI;
tgtFaceI = findTargetFace(srcFaceI, srcPatch0);
if (tgtFaceI >= 0)
{
return;
}
}
}
FatalErrorIn
(
"void Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"setNextFaces"
"("
"label&, "
"label&, "
"label&, "
"const SourcePatch&, "
"const TargetPatch&, "
"const boolList&, "
"labelList&, "
"const DynamicList<label>&"
") const"
) << "Unable to set source and target faces" << abort(FatalError);
}
}
template<class SourcePatch, class TargetPatch>
Foam::scalar Foam::AMIInterpolation<SourcePatch, TargetPatch>::interArea
(
const label srcFaceI,
const label tgtFaceI,
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch
) const
{
const pointField& srcPoints = srcPatch.points();
const pointField& tgtPoints = tgtPatch.points();
// references to candidate faces
const face& src = srcPatch[srcFaceI];
const face& tgt = tgtPatch[tgtFaceI];
// quick reject if either face has zero area
// Note: do not used stored face areas for target patch
if ((srcMagSf_[srcFaceI] < ROOTVSMALL) || (tgt.mag(tgtPoints) < ROOTVSMALL))
{
return 0.0;
}
// create intersection object
faceAreaIntersect inter(srcPoints, tgtPoints, reverseTarget_);
// crude resultant norm
vector n(-src.normal(srcPoints));
if (reverseTarget_)
{
n -= tgt.normal(tgtPoints);
}
else
{
n += tgt.normal(tgtPoints);
}
n *= 0.5;
scalar area = 0;
if (mag(n) > ROOTVSMALL)
{
area = inter.calc(src, tgt, n, triMode_);
}
else
{
WarningIn
(
"void Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"interArea"
"("
"const label, "
"const label, "
"const SourcePatch&, "
"const TargetPatch&"
") const"
) << "Invalid normal for source face " << srcFaceI
<< " points " << UIndirectList<point>(srcPoints, src)
<< " target face " << tgtFaceI
<< " points " << UIndirectList<point>(tgtPoints, tgt)
<< endl;
}
if ((debug > 1) && (area > 0))
{
writeIntersectionOBJ(area, src, tgt, srcPoints, tgtPoints);
}
return area;
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::
restartUncoveredSourceFace
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
List<DynamicList<label> >& srcAddr,
List<DynamicList<scalar> >& srcWght,
List<DynamicList<label> >& tgtAddr,
List<DynamicList<scalar> >& tgtWght
)
{
// Collect all src faces with a low weight
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
labelHashSet lowWeightFaces(100);
forAll(srcWght, srcFaceI)
{
scalar s = sum(srcWght[srcFaceI]);
scalar t = s/srcMagSf_[srcFaceI];
if (t < 0.5)
{
lowWeightFaces.insert(srcFaceI);
}
}
if (debug)
{
Pout<< "AMIInterpolation: restarting search on "
<< lowWeightFaces.size() << " faces since sum of weights < 0.5"
<< endl;
}
if (lowWeightFaces.size() > 0)
{
// Erase all the lowWeight source faces from the target
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
DynamicList<label> okSrcFaces(10);
DynamicList<scalar> okSrcWeights(10);
forAll(tgtAddr, tgtFaceI)
{
okSrcFaces.clear();
okSrcWeights.clear();
DynamicList<label>& srcFaces = tgtAddr[tgtFaceI];
DynamicList<scalar>& srcWeights = tgtWght[tgtFaceI];
forAll(srcFaces, i)
{
if (!lowWeightFaces.found(srcFaces[i]))
{
okSrcFaces.append(srcFaces[i]);
okSrcWeights.append(srcWeights[i]);
}
}
if (okSrcFaces.size() < srcFaces.size())
{
srcFaces.transfer(okSrcFaces);
srcWeights.transfer(okSrcWeights);
}
}
// Restart search from best hit
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// list of tgt face neighbour faces
DynamicList<label> nbrFaces(10);
// list of faces currently visited for srcFaceI to avoid multiple hits
DynamicList<label> visitedFaces(10);
forAllConstIter(labelHashSet, lowWeightFaces, iter)
{
label srcFaceI = iter.key();
label tgtFaceI = findTargetFace(srcFaceI, srcPatch);
if (tgtFaceI != -1)
{
//bool faceProcessed =
processSourceFace
(
srcPatch,
tgtPatch,
srcFaceI,
tgtFaceI,
nbrFaces,
visitedFaces,
srcAddr,
srcWght,
tgtAddr,
tgtWght
);
// ? Check faceProcessed to see if restarting has worked.
}
}
}
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::calcAddressing
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
label srcFaceI,
label tgtFaceI
)
{
// Pre-size to handle early exit
srcAddress_.setSize(srcPatch.size());
srcWeights_.setSize(srcPatch.size());
tgtAddress_.setSize(tgtPatch.size());
tgtWeights_.setSize(tgtPatch.size());
if (debug && (!srcPatch.size() || !tgtPatch.size()))
{
Pout<< "AMI: Patches not on processor: Source faces = "
<< srcPatch.size() << ", target faces = " << tgtPatch.size()
<< endl;
}
if (!srcPatch.size())
{
return;
}
else if (!tgtPatch.size())
{
WarningIn
(
"void Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"calcAddressing"
"("
"const SourcePatch&, "
"const TargetPatch&, "
"label, "
"label"
")"
) << "Have " << srcPatch.size() << " source faces but no target faces."
<< endl;
return;
}
resetTree(tgtPatch);
// temporary storage for addressing and weights
List<DynamicList<label> > srcAddr(srcPatch.size());
List<DynamicList<scalar> > srcWght(srcPatch.size());
List<DynamicList<label> > tgtAddr(tgtPatch.size());
List<DynamicList<scalar> > tgtWght(tgtPatch.size());
// find initial face match using brute force/octree search
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
if ((srcFaceI == -1) || (tgtFaceI == -1))
{
srcFaceI = 0;
tgtFaceI = 0;
bool foundFace = false;
forAll(srcPatch, faceI)
{
tgtFaceI = findTargetFace(faceI, srcPatch);
if (tgtFaceI >= 0)
{
srcFaceI = faceI;
foundFace = true;
break;
}
}
if (!foundFace)
{
FatalErrorIn
(
"void Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"calcAddressing"
"("
"const SourcePatch&, "
"const TargetPatch&, "
"label, "
"label"
")"
) << "Unable to find initial target face" << abort(FatalError);
}
}
if (debug)
{
Pout<< "AMI: initial target face = " << tgtFaceI << endl;
}
// construct weights and addressing
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
label nFacesRemaining = srcPatch.size();
// list of tgt face neighbour faces
DynamicList<label> nbrFaces(10);
// list of faces currently visited for srcFaceI to avoid multiple hits
DynamicList<label> visitedFaces(10);
// list to keep track of tgt faces used to seed src faces
labelList seedFaces(nFacesRemaining, -1);
seedFaces[srcFaceI] = tgtFaceI;
// list to keep track of whether src face can be mapped
boolList mapFlag(nFacesRemaining, true);
// reset starting seed
label startSeedI = 0;
DynamicList<label> nonOverlapFaces;
do
{
// Do advancing front starting from srcFaceI,tgtFaceI
bool faceProcessed = processSourceFace
(
srcPatch,
tgtPatch,
srcFaceI,
tgtFaceI,
nbrFaces,
visitedFaces,
srcAddr,
srcWght,
tgtAddr,
tgtWght
);
mapFlag[srcFaceI] = false;
nFacesRemaining--;
if (!faceProcessed)
{
nonOverlapFaces.append(srcFaceI);
}
// choose new src face from current src face neighbour
if (nFacesRemaining > 0)
{
setNextFaces
(
startSeedI,
srcFaceI,
tgtFaceI,
srcPatch,
tgtPatch,
mapFlag,
seedFaces,
visitedFaces
);
}
} while (nFacesRemaining > 0);
if (nonOverlapFaces.size() != 0)
{
Pout<< "AMI: " << nonOverlapFaces.size()
<< " non-overlap faces identified"
<< endl;
srcNonOverlap_.transfer(nonOverlapFaces);
}
// Check for badly covered faces
if (debug)
{
restartUncoveredSourceFace
(
srcPatch,
tgtPatch,
srcAddr,
srcWght,
tgtAddr,
tgtWght
);
}
// transfer data to persistent storage
forAll(srcAddr, i)
{
srcAddress_[i].transfer(srcAddr[i]);
srcWeights_[i].transfer(srcWght[i]);
}
forAll(tgtAddr, i)
{
tgtAddress_[i].transfer(tgtAddr[i]);
tgtWeights_[i].transfer(tgtWght[i]);
}
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::normaliseWeights
(
@ -1136,30 +392,23 @@ Foam::AMIInterpolation<SourcePatch, TargetPatch>::AMIInterpolation
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
const faceAreaIntersect::triangulationMode& triMode,
const interpolationMethod& method,
const bool reverseTarget
)
:
method_(method),
reverseTarget_(reverseTarget),
singlePatchProc_(-999),
srcAddress_(),
srcWeights_(),
srcWeightsSum_(),
srcNonOverlap_(),
tgtAddress_(),
tgtWeights_(),
tgtWeightsSum_(),
treePtr_(NULL),
triMode_(triMode),
srcMapPtr_(NULL),
tgtMapPtr_(NULL)
{
label srcSize = returnReduce(srcPatch.size(), sumOp<label>());
label tgtSize = returnReduce(tgtPatch.size(), sumOp<label>());
IInfo<< "AMI: Creating addressing and weights between "
<< srcSize << " source faces and " << tgtSize << " target faces"
<< endl;
update(srcPatch, tgtPatch);
}
@ -1171,30 +420,23 @@ Foam::AMIInterpolation<SourcePatch, TargetPatch>::AMIInterpolation
const TargetPatch& tgtPatch,
const autoPtr<searchableSurface>& surfPtr,
const faceAreaIntersect::triangulationMode& triMode,
const interpolationMethod& method,
const bool reverseTarget
)
:
method_(method),
reverseTarget_(reverseTarget),
singlePatchProc_(-999),
srcAddress_(),
srcWeights_(),
srcWeightsSum_(),
srcNonOverlap_(),
tgtAddress_(),
tgtWeights_(),
tgtWeightsSum_(),
treePtr_(NULL),
triMode_(triMode),
srcMapPtr_(NULL),
tgtMapPtr_(NULL)
{
label srcSize = returnReduce(srcPatch.size(), sumOp<label>());
label tgtSize = returnReduce(tgtPatch.size(), sumOp<label>());
IInfo<< "AMI: Creating addressing and weights between "
<< srcSize << " source faces and " << tgtSize << " target faces"
<< endl;
if (surfPtr.valid())
{
// create new patches for source and target
@ -1264,16 +506,15 @@ Foam::AMIInterpolation<SourcePatch, TargetPatch>::AMIInterpolation
const labelList& targetRestrictAddressing
)
:
method_(fineAMI.method_),
reverseTarget_(fineAMI.reverseTarget_),
singlePatchProc_(fineAMI.singlePatchProc_),
srcAddress_(),
srcWeights_(),
srcWeightsSum_(),
srcNonOverlap_(),
tgtAddress_(),
tgtWeights_(),
tgtWeightsSum_(),
treePtr_(NULL),
triMode_(fineAMI.triMode_),
srcMapPtr_(NULL),
tgtMapPtr_(NULL)
@ -1392,6 +633,52 @@ Foam::AMIInterpolation<SourcePatch, TargetPatch>::~AMIInterpolation()
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
template<class SourcePatch, class TargetPatch>
Foam::word
Foam::AMIInterpolation<SourcePatch, TargetPatch>::interpolationMethodToWord
(
const interpolationMethod& im
) const
{
word method = "unknown-interpolationMethod";
switch (im)
{
case imDirect:
{
method = "directAMI";
break;
}
case imMapNearest:
{
method = "mapNearestAMI";
break;
}
case imFaceAreaWeight:
{
method = "faceAreaWeightAMI";
break;
}
default:
{
FatalErrorIn
(
"const Foam::word"
"Foam::AMIInterpolation<SourcePatch, TargetPatch>::"
"interpolationMethodToWord"
"("
"const interpolationMethod&"
") const"
)
<< "Unhandled interpolationMethod enumeration " << method
<< abort(FatalError);
}
}
return method;
}
template<class SourcePatch, class TargetPatch>
void Foam::AMIInterpolation<SourcePatch, TargetPatch>::update
(
@ -1456,11 +743,32 @@ void Foam::AMIInterpolation<SourcePatch, TargetPatch>::update
newTgtPoints
);
checkPatches(srcPatch, newTgtPatch);
// calculate AMI interpolation
calcAddressing(srcPatch, newTgtPatch);
{
autoPtr<AMIMethod<SourcePatch, TargetPatch> > AMIPtr
(
AMIMethod<SourcePatch, TargetPatch>::New
(
interpolationMethodToWord(method_),
srcPatch,
newTgtPatch,
srcMagSf_,
tgtMagSf_,
triMode_,
reverseTarget_
)
);
AMIPtr->calculate
(
srcAddress_,
srcWeights_,
tgtAddress_,
tgtWeights_
);
}
// Now
// ~~~
@ -1552,9 +860,31 @@ void Foam::AMIInterpolation<SourcePatch, TargetPatch>::update
}
else
{
checkPatches(srcPatch, tgtPatch);
calcAddressing(srcPatch, tgtPatch);
// calculate AMI interpolation
{
autoPtr<AMIMethod<SourcePatch, TargetPatch> > AMIPtr
(
AMIMethod<SourcePatch, TargetPatch>::New
(
interpolationMethodToWord(method_),
srcPatch,
tgtPatch,
srcMagSf_,
tgtMagSf_,
triMode_,
reverseTarget_
)
);
AMIPtr->calculate
(
srcAddress_,
srcWeights_,
tgtAddress_,
tgtWeights_
);
}
normaliseWeights
(

View File

@ -50,14 +50,11 @@ SourceFiles
#define AMIInterpolation_H
#include "className.H"
#include "DynamicList.H"
#include "searchableSurface.H"
#include "treeBoundBoxList.H"
#include "boolList.H"
#include "primitivePatch.H"
#include "faceAreaIntersect.H"
#include "indexedOctree.H"
#include "treeDataPrimitivePatch.H"
#include "treeBoundBoxList.H"
#include "globalIndex.H"
#include "ops.H"
@ -82,12 +79,26 @@ class AMIInterpolation
:
public AMIInterpolationName
{
//- local typedef to octree tree-type
typedef treeDataPrimitivePatch<TargetPatch> treeType;
public:
// Public data types
//- Enumeration specifying interpolation method
enum interpolationMethod
{
imDirect,
imMapNearest,
imFaceAreaWeight
};
private:
// Private data
//- Interpolation method
interpolationMethod method_;
//- Flag to indicate that the two patches are co-directional and
// that the orientation of the target patch should be reversed
const bool reverseTarget_;
@ -96,6 +107,7 @@ class AMIInterpolation
// cases
label singlePatchProc_;
// Source patch
//- Source face areas
@ -110,10 +122,6 @@ class AMIInterpolation
//- Sum of weights of target faces per source face
scalarField srcWeightsSum_;
//- Labels of faces that are not overlapped by any target faces
// (should be empty for correct functioning)
labelList srcNonOverlap_;
// Target patch
@ -130,9 +138,6 @@ class AMIInterpolation
scalarField tgtWeightsSum_;
//- Octree used to find face seeds
autoPtr<indexedOctree<treeType> > treePtr_;
//- Face triangulation mode
const faceAreaIntersect::triangulationMode triMode_;
@ -152,30 +157,6 @@ class AMIInterpolation
void operator=(const AMIInterpolation&);
// Helper functions
//- Write triangle intersection to OBJ file
void writeIntersectionOBJ
(
const scalar area,
const face& f1,
const face& f2,
const pointField& f1Points,
const pointField& f2Points
) const;
//- Check that patches are valid
void checkPatches
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch
) const;
//- Reset the octree for the traget patch face search
void resetTree(const TargetPatch& tgtPatch);
// Parallel functionality
//- Calculate if patches are on multiple processors
@ -229,83 +210,8 @@ class AMIInterpolation
) const;
// Marching front
//- Find face on target patch that overlaps source face
label findTargetFace
(
const label srcFaceI,
const SourcePatch& srcPatch
) const;
//- Add faces neighbouring faceI to the ID list
void appendNbrFaces
(
const label faceI,
const TargetPatch& patch,
const DynamicList<label>& visitedFaces,
DynamicList<label>& faceIDs
) const;
bool processSourceFace
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
const label srcFaceI,
const label tgtStartFaceI,
DynamicList<label>& nbrFaces,
DynamicList<label>& visitedFaces,
List<DynamicList<label> >& srcAddr,
List<DynamicList<scalar> >& srcWght,
List<DynamicList<label> >& tgtAddr,
List<DynamicList<scalar> >& tgtWght
);
void restartUncoveredSourceFace
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
List<DynamicList<label> >& srcAddr,
List<DynamicList<scalar> >& srcWght,
List<DynamicList<label> >& tgtAddr,
List<DynamicList<scalar> >& tgtWght
);
//- Set the source and target seed faces
void setNextFaces
(
label& startSeedI,
label& srcFaceI,
label& tgtFaceI,
const SourcePatch& srcPatch0,
const TargetPatch& tgtPatch0,
const boolList& mapFlag,
labelList& seedFaces,
const DynamicList<label>& visitedFaces
) const;
// Evaluation
//- Area of intersection between source and target faces
scalar interArea
(
const label srcFaceI,
const label tgtFaceI,
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch
) const;
//- Calculate addressing
void calcAddressing
(
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
label srcFaceI = -1,
label tgtFaceI = -1
);
//- Normalise the (area) weights - suppresses numerical error in
// weights calculation
// NOTE: if area weights are incorrect by 'a significant amount'
@ -352,6 +258,7 @@ public:
const SourcePatch& srcPatch,
const TargetPatch& tgtPatch,
const faceAreaIntersect::triangulationMode& triMode,
const interpolationMethod& method = imFaceAreaWeight,
const bool reverseTarget = false
);
@ -362,6 +269,7 @@ public:
const TargetPatch& tgtPatch,
const autoPtr<searchableSurface>& surf,
const faceAreaIntersect::triangulationMode& triMode,
const interpolationMethod& method = imFaceAreaWeight,
const bool reverseTarget = false
);
@ -378,6 +286,12 @@ public:
//- Destructor
~AMIInterpolation();
// Typedef to SourcePatch type this AMIInterplation is instantiated on
typedef SourcePatch sourcePatchType;
// Typedef to TargetPatch type this AMIInterplation is instantiated on
typedef TargetPatch targetPatchType;
// Member Functions
@ -387,6 +301,12 @@ public:
// the AMI
label singlePatchProc() const;
//- Convert interpolationMethod to word representation
word interpolationMethodToWord
(
const interpolationMethod& method
) const;
// Source patch
@ -403,10 +323,6 @@ public:
// patch weights (i.e. the sum before normalisation)
inline const scalarField& srcWeightsSum() const;
//- Labels of faces that are not overlapped by any target faces
// (should be empty for correct functioning)
inline const labelList& srcNonOverlap() const;
//- Source map pointer - valid only if singlePatchProc = -1
// This gets source data into a form to be consumed by
// tgtAddress, tgtWeights

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@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2013 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -55,14 +55,6 @@ Foam::AMIInterpolation<SourcePatch, TargetPatch>::srcWeights() const
}
template<class SourcePatch, class TargetPatch>
inline const Foam::labelList&
Foam::AMIInterpolation<SourcePatch, TargetPatch>::srcNonOverlap() const
{
return srcNonOverlap_;
}
template<class SourcePatch, class TargetPatch>
inline const Foam::scalarField&
Foam::AMIInterpolation<SourcePatch, TargetPatch>::srcWeightsSum() const

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@ -36,7 +36,10 @@ Foam::AMIMethod<SourcePatch, TargetPatch>::New
const bool reverseTarget
)
{
if (debug)
{
Info<< "Selecting AMIMethod " << methodName << endl;
}
typename componentsConstructorTable::iterator cstrIter =
componentsConstructorTablePtr_->find(methodName);

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@ -72,6 +72,7 @@ void Foam::directAMI<SourcePatch, TargetPatch>::appendToDirectSeeds
break;
}
}
if (!found)
{
@ -81,7 +82,6 @@ void Foam::directAMI<SourcePatch, TargetPatch>::appendToDirectSeeds
}
}
}
}
if (srcSeeds.size())
{
@ -198,7 +198,7 @@ void Foam::directAMI<SourcePatch, TargetPatch>::calculate
if (nonOverlapFaces.size() != 0)
{
Pout<< "AMI: " << nonOverlapFaces.size()
Pout<< " AMI: " << nonOverlapFaces.size()
<< " non-overlap faces identified"
<< endl;
@ -210,13 +210,13 @@ void Foam::directAMI<SourcePatch, TargetPatch>::calculate
{
scalar magSf = this->srcMagSf_[i];
srcAddress[i].transfer(srcAddr[i]);
srcWeights[i] = scalarList(srcAddr[i].size(), magSf);
srcWeights[i] = scalarList(1, magSf);
}
forAll(tgtAddr, i)
{
scalar magSf = this->tgtMagSf_[i];
tgtAddress[i].transfer(tgtAddr[i]);
tgtWeights[i] = scalarList(tgtAddr[i].size(), magSf);
tgtWeights[i] = scalarList(1, magSf);
}
}

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@ -515,7 +515,7 @@ void Foam::faceAreaWeightAMI<SourcePatch, TargetPatch>::calculate
if (nonOverlapFaces.size() != 0)
{
Pout<< "AMI: " << nonOverlapFaces.size()
Pout<< " AMI: " << nonOverlapFaces.size()
<< " non-overlap faces identified"
<< endl;

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@ -111,7 +111,7 @@ private:
public:
//- Runtime type information
TypeName("faceAreaWeight");
TypeName("faceAreaWeightAMI");
// Constructors

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@ -329,13 +329,13 @@ void Foam::mapNearestAMI<SourcePatch, TargetPatch>::calculate
{
scalar magSf = this->srcMagSf_[i];
srcAddress[i].transfer(srcAddr[i]);
srcWeights[i] = scalarList(srcAddr[i].size(), magSf);
srcWeights[i] = scalarList(1, magSf);
}
forAll(tgtAddr, i)
{
scalar magSf = this->tgtMagSf_[i];
tgtAddress[i].transfer(tgtAddr[i]);
tgtWeights[i] = scalarList(tgtAddr[i].size(), magSf);
tgtWeights[i] = scalarList(1, magSf);
}
}

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@ -0,0 +1,44 @@
/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2013 OpenFOAM Foundation
\\/ 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/>.
\*---------------------------------------------------------------------------*/
#include "AMIPatchToPatchInterpolation.H"
#include "AMIMethod.H"
#include "directAMI.H"
#include "mapNearestAMI.H"
#include "faceAreaWeightAMI.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
makeAMIMethod(AMIPatchToPatchInterpolation);
makeAMIMethodType(AMIPatchToPatchInterpolation, directAMI);
makeAMIMethodType(AMIPatchToPatchInterpolation, mapNearestAMI);
makeAMIMethodType(AMIPatchToPatchInterpolation, faceAreaWeightAMI);
}
// ************************************************************************* //

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@ -170,6 +170,7 @@ twoDPointCorrector/twoDPointCorrector.C
AMI=AMIInterpolation
$(AMI)/AMIInterpolation/AMIInterpolationName.C
$(AMI)/AMIInterpolation/AMIPatchToPatchInterpolation.C
$(AMI)/faceAreaIntersect/faceAreaIntersect.C
$(AMI)/GAMG/interfaces/cyclicAMIGAMGInterface/cyclicAMIGAMGInterface.C
$(AMI)/GAMG/interfaceFields/cyclicAMIGAMGInterfaceField/cyclicAMIGAMGInterfaceField.C