//=======================================================================
//function : ShapeToDouble
//purpose : used by CompareShapes::operator()
//=======================================================================
std::pair<double, double> GEOMUtils::ShapeToDouble (const TopoDS_Shape& S, bool isOldSorting)
{
// Computing of CentreOfMass
gp_Pnt GPoint;
double Len;
if (S.ShapeType() == TopAbs_VERTEX) {
GPoint = BRep_Tool::Pnt(TopoDS::Vertex(S));
Len = (double)S.Orientation();
}
else {
GProp_GProps GPr;
// BEGIN: fix for Mantis issue 0020842
if (isOldSorting) {
BRepGProp::LinearProperties(S, GPr);
}
else {
if (S.ShapeType() == TopAbs_EDGE || S.ShapeType() == TopAbs_WIRE) {
BRepGProp::LinearProperties(S, GPr);
}
else if (S.ShapeType() == TopAbs_FACE || S.ShapeType() == TopAbs_SHELL) {
BRepGProp::SurfaceProperties(S, GPr);
}
else {
BRepGProp::VolumeProperties(S, GPr);
}
}
// END: fix for Mantis issue 0020842
GPoint = GPr.CentreOfMass();
Len = GPr.Mass();
}
double dMidXYZ = GPoint.X() * 999.0 + GPoint.Y() * 99.0 + GPoint.Z() * 0.9;
return std::make_pair(dMidXYZ, Len);
}
//=======================================================================
//function : GetPosition
//purpose :
//=======================================================================
gp_Ax3 GEOMUtils::GetPosition (const TopoDS_Shape& theShape)
{
gp_Ax3 aResult;
if (theShape.IsNull())
return aResult;
// Axes
aResult.Transform(theShape.Location().Transformation());
if (theShape.ShapeType() == TopAbs_FACE) {
Handle(Geom_Surface) aGS = BRep_Tool::Surface(TopoDS::Face(theShape));
if (!aGS.IsNull() && aGS->IsKind(STANDARD_TYPE(Geom_Plane))) {
Handle(Geom_Plane) aGPlane = Handle(Geom_Plane)::DownCast(aGS);
gp_Pln aPln = aGPlane->Pln();
aResult = aPln.Position();
// In case of reverse orinetation of the face invert the plane normal
// (the face's normal does not mathc the plane's normal in this case)
if(theShape.Orientation() == TopAbs_REVERSED)
{
gp_Dir Vx = aResult.XDirection();
gp_Dir N = aResult.Direction().Mirrored(Vx);
gp_Pnt P = aResult.Location();
aResult = gp_Ax3(P, N, Vx);
}
}
}
// Origin
gp_Pnt aPnt;
TopAbs_ShapeEnum aShType = theShape.ShapeType();
if (aShType == TopAbs_VERTEX) {
aPnt = BRep_Tool::Pnt(TopoDS::Vertex(theShape));
}
else {
if (aShType == TopAbs_COMPOUND) {
aShType = GetTypeOfSimplePart(theShape);
}
GProp_GProps aSystem;
if (aShType == TopAbs_EDGE || aShType == TopAbs_WIRE)
BRepGProp::LinearProperties(theShape, aSystem);
else if (aShType == TopAbs_FACE || aShType == TopAbs_SHELL)
BRepGProp::SurfaceProperties(theShape, aSystem);
else
BRepGProp::VolumeProperties(theShape, aSystem);
aPnt = aSystem.CentreOfMass();
}
aResult.SetLocation(aPnt);
return aResult;
}
bool Extrusion::fetchAxisLink(const App::PropertyLinkSub& axisLink, Base::Vector3d& basepoint, Base::Vector3d& dir)
{
if (!axisLink.getValue())
return false;
if (!axisLink.getValue()->isDerivedFrom(Part::Feature::getClassTypeId()))
throw Base::TypeError("AxisLink has no OCC shape");
Part::Feature* linked = static_cast<Part::Feature*>(axisLink.getValue());
TopoDS_Shape axEdge;
if (axisLink.getSubValues().size() > 0 && axisLink.getSubValues()[0].length() > 0){
axEdge = linked->Shape.getShape().getSubShape(axisLink.getSubValues()[0].c_str());
} else {
axEdge = linked->Shape.getValue();
}
if (axEdge.IsNull())
throw Base::ValueError("DirLink shape is null");
if (axEdge.ShapeType() != TopAbs_EDGE)
throw Base::TypeError("DirLink shape is not an edge");
BRepAdaptor_Curve crv(TopoDS::Edge(axEdge));
gp_Pnt startpoint;
gp_Pnt endpoint;
if (crv.GetType() == GeomAbs_Line){
startpoint = crv.Value(crv.FirstParameter());
endpoint = crv.Value(crv.LastParameter());
if (axEdge.Orientation() == TopAbs_REVERSED)
std::swap(startpoint, endpoint);
} else {
throw Base::TypeError("DirLink edge is not a line.");
}
basepoint.Set(startpoint.X(), startpoint.Y(), startpoint.Z());
gp_Vec vec = gp_Vec(startpoint, endpoint);
dir.Set(vec.X(), vec.Y(), vec.Z());
return true;
}
bool SMESH_Algo::IsReversedSubMesh (const TopoDS_Face& theFace,
SMESHDS_Mesh* theMeshDS)
{
if ( theFace.IsNull() || !theMeshDS )
return false;
// find out orientation of a meshed face
int faceID = theMeshDS->ShapeToIndex( theFace );
TopoDS_Shape aMeshedFace = theMeshDS->IndexToShape( faceID );
bool isReversed = ( theFace.Orientation() != aMeshedFace.Orientation() );
const SMESHDS_SubMesh * aSubMeshDSFace = theMeshDS->MeshElements( faceID );
if ( !aSubMeshDSFace )
return isReversed;
// find element with node located on face and get its normal
const SMDS_FacePosition* facePos = 0;
int vertexID = 0;
gp_Pnt nPnt[3];
gp_Vec Ne;
bool normalOK = false;
SMDS_ElemIteratorPtr iteratorElem = aSubMeshDSFace->GetElements();
while ( iteratorElem->more() ) // loop on elements on theFace
{
const SMDS_MeshElement* elem = iteratorElem->next();
if ( elem && elem->NbNodes() > 2 ) {
SMDS_ElemIteratorPtr nodesIt = elem->nodesIterator();
const SMDS_FacePosition* fPos = 0;
int i = 0, vID = 0;
while ( nodesIt->more() ) { // loop on nodes
const SMDS_MeshNode* node
= static_cast<const SMDS_MeshNode *>(nodesIt->next());
if ( i == 3 ) i = 2;
nPnt[ i++ ].SetCoord( node->X(), node->Y(), node->Z() );
// check position
const SMDS_PositionPtr& pos = node->GetPosition();
if ( !pos ) continue;
if ( pos->GetTypeOfPosition() == SMDS_TOP_FACE ) {
fPos = dynamic_cast< const SMDS_FacePosition* >( pos.get() );
}
else if ( pos->GetTypeOfPosition() == SMDS_TOP_VERTEX ) {
vID = pos->GetShapeId();
}
}
if ( fPos || ( !normalOK && vID )) {
// compute normal
gp_Vec v01( nPnt[0], nPnt[1] ), v02( nPnt[0], nPnt[2] );
if ( v01.SquareMagnitude() > RealSmall() &&
v02.SquareMagnitude() > RealSmall() )
{
Ne = v01 ^ v02;
normalOK = ( Ne.SquareMagnitude() > RealSmall() );
}
// we need position on theFace or at least on vertex
if ( normalOK ) {
vertexID = vID;
if ((facePos = fPos))
break;
}
}
}
}
if ( !normalOK )
return isReversed;
// node position on face
double u,v;
if ( facePos ) {
u = facePos->GetUParameter();
v = facePos->GetVParameter();
}
else if ( vertexID ) {
TopoDS_Shape V = theMeshDS->IndexToShape( vertexID );
if ( V.IsNull() || V.ShapeType() != TopAbs_VERTEX )
return isReversed;
gp_Pnt2d uv = BRep_Tool::Parameters( TopoDS::Vertex( V ), theFace );
u = uv.X();
v = uv.Y();
}
else
{
return isReversed;
}
// face normal at node position
TopLoc_Location loc;
Handle(Geom_Surface) surf = BRep_Tool::Surface( theFace, loc );
if ( surf.IsNull() || surf->Continuity() < GeomAbs_C1 ) return isReversed;
gp_Vec d1u, d1v;
surf->D1( u, v, nPnt[0], d1u, d1v );
gp_Vec Nf = (d1u ^ d1v).Transformed( loc );
if ( theFace.Orientation() == TopAbs_REVERSED )
Nf.Reverse();
return Ne * Nf < 0.;
}
//=======================================================================
//function : SortShapes
//purpose :
//=======================================================================
void GEOMUtils::SortShapes (TopTools_ListOfShape& SL,
const Standard_Boolean isOldSorting)
{
#ifdef STD_SORT_ALGO
std::vector<TopoDS_Shape> aShapesVec;
aShapesVec.reserve(SL.Extent());
TopTools_ListIteratorOfListOfShape it (SL);
for (; it.More(); it.Next()) {
aShapesVec.push_back(it.Value());
}
SL.Clear();
CompareShapes shComp (isOldSorting);
std::stable_sort(aShapesVec.begin(), aShapesVec.end(), shComp);
//std::sort(aShapesVec.begin(), aShapesVec.end(), shComp);
std::vector<TopoDS_Shape>::const_iterator anIter = aShapesVec.begin();
for (; anIter != aShapesVec.end(); ++anIter) {
SL.Append(*anIter);
}
#else
// old implementation
Standard_Integer MaxShapes = SL.Extent();
TopTools_Array1OfShape aShapes (1,MaxShapes);
TColStd_Array1OfInteger OrderInd(1,MaxShapes);
TColStd_Array1OfReal MidXYZ (1,MaxShapes); //X,Y,Z;
TColStd_Array1OfReal Length (1,MaxShapes); //X,Y,Z;
// Computing of CentreOfMass
Standard_Integer Index;
GProp_GProps GPr;
gp_Pnt GPoint;
TopTools_ListIteratorOfListOfShape it(SL);
for (Index=1; it.More(); Index++)
{
TopoDS_Shape S = it.Value();
SL.Remove( it ); // == it.Next()
aShapes(Index) = S;
OrderInd.SetValue (Index, Index);
if (S.ShapeType() == TopAbs_VERTEX) {
GPoint = BRep_Tool::Pnt( TopoDS::Vertex( S ));
Length.SetValue( Index, (Standard_Real) S.Orientation());
}
else {
// BEGIN: fix for Mantis issue 0020842
if (isOldSorting) {
BRepGProp::LinearProperties (S, GPr);
}
else {
if (S.ShapeType() == TopAbs_EDGE || S.ShapeType() == TopAbs_WIRE) {
BRepGProp::LinearProperties (S, GPr);
}
else if (S.ShapeType() == TopAbs_FACE || S.ShapeType() == TopAbs_SHELL) {
BRepGProp::SurfaceProperties(S, GPr);
}
else {
BRepGProp::VolumeProperties(S, GPr);
}
}
// END: fix for Mantis issue 0020842
GPoint = GPr.CentreOfMass();
Length.SetValue(Index, GPr.Mass());
}
MidXYZ.SetValue(Index, GPoint.X()*999.0 + GPoint.Y()*99.0 + GPoint.Z()*0.9);
//cout << Index << " L: " << Length(Index) << "CG: " << MidXYZ(Index) << endl;
}
// Sorting
Standard_Integer aTemp;
Standard_Boolean exchange, Sort = Standard_True;
Standard_Real tol = Precision::Confusion();
while (Sort)
{
Sort = Standard_False;
for (Index=1; Index < MaxShapes; Index++)
{
exchange = Standard_False;
Standard_Real dMidXYZ = MidXYZ(OrderInd(Index)) - MidXYZ(OrderInd(Index+1));
Standard_Real dLength = Length(OrderInd(Index)) - Length(OrderInd(Index+1));
if ( dMidXYZ >= tol ) {
// cout << "MidXYZ: " << MidXYZ(OrderInd(Index))<< " > " <<MidXYZ(OrderInd(Index+1))
// << " d: " << dMidXYZ << endl;
exchange = Standard_True;
}
else if ( Abs(dMidXYZ) < tol && dLength >= tol ) {
// cout << "Length: " << Length(OrderInd(Index))<< " > " <<Length(OrderInd(Index+1))
// << " d: " << dLength << endl;
exchange = Standard_True;
}
else if ( Abs(dMidXYZ) < tol && Abs(dLength) < tol &&
aShapes(OrderInd(Index)).ShapeType() <= TopAbs_FACE) {
// PAL17233
// equal values possible on shapes such as two halves of a sphere and
// a membrane inside the sphere
Bnd_Box box1,box2;
BRepBndLib::Add( aShapes( OrderInd(Index) ), box1 );
if ( box1.IsVoid() ) continue;
BRepBndLib::Add( aShapes( OrderInd(Index+1) ), box2 );
Standard_Real dSquareExtent = box1.SquareExtent() - box2.SquareExtent();
if ( dSquareExtent >= tol ) {
// cout << "SquareExtent: " << box1.SquareExtent()<<" > "<<box2.SquareExtent() << endl;
exchange = Standard_True;
}
else if ( Abs(dSquareExtent) < tol ) {
Standard_Real aXmin, aYmin, aZmin, aXmax, aYmax, aZmax, val1, val2;
box1.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
val1 = (aXmin+aXmax)*999 + (aYmin+aYmax)*99 + (aZmin+aZmax)*0.9;
box2.Get(aXmin, aYmin, aZmin, aXmax, aYmax, aZmax);
val2 = (aXmin+aXmax)*999 + (aYmin+aYmax)*99 + (aZmin+aZmax)*0.9;
//exchange = val1 > val2;
if ((val1 - val2) >= tol) {
exchange = Standard_True;
}
//cout << "box: " << val1<<" > "<<val2 << endl;
}
}
if (exchange)
{
// cout << "exchange " << Index << " & " << Index+1 << endl;
aTemp = OrderInd(Index);
OrderInd(Index) = OrderInd(Index+1);
OrderInd(Index+1) = aTemp;
Sort = Standard_True;
}
}
}
for (Index=1; Index <= MaxShapes; Index++)
SL.Append( aShapes( OrderInd(Index) ));
#endif
}
bool NETGENPlugin_NETGEN_2D_ONLY::Compute(SMESH_Mesh& aMesh,
const TopoDS_Shape& aShape)
{
MESSAGE("NETGENPlugin_NETGEN_2D_ONLY::Compute()");
SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
int faceID = meshDS->ShapeToIndex( aShape );
SMESH_MesherHelper helper(aMesh);
_quadraticMesh = helper.IsQuadraticSubMesh(aShape);
helper.SetElementsOnShape( true );
const bool ignoreMediumNodes = _quadraticMesh;
// ------------------------
// get all edges of a face
// ------------------------
const TopoDS_Face F = TopoDS::Face( aShape.Oriented( TopAbs_FORWARD ));
TError problem;
TSideVector wires = StdMeshers_FaceSide::GetFaceWires( F, aMesh, ignoreMediumNodes, problem );
if ( problem && !problem->IsOK() )
return error( problem );
int nbWires = wires.size();
if ( nbWires == 0 )
return error( "Problem in StdMeshers_FaceSide::GetFaceWires()");
if ( wires[0]->NbSegments() < 3 ) // ex: a circle with 2 segments
return error(COMPERR_BAD_INPUT_MESH,
SMESH_Comment("Too few segments: ")<<wires[0]->NbSegments());
// -------------------------
// Make input netgen mesh
// -------------------------
Ng_Init();
netgen::Mesh * ngMesh = new netgen::Mesh ();
netgen::OCCGeometry occgeo;
NETGENPlugin_Mesher::PrepareOCCgeometry( occgeo, F, aMesh );
occgeo.fmap.Clear(); // face can be reversed, which is wrong in this case (issue 19978)
occgeo.fmap.Add( F );
vector< const SMDS_MeshNode* > nodeVec;
problem = AddSegmentsToMesh( *ngMesh, occgeo, wires, helper, nodeVec );
if ( problem && !problem->IsOK() ) {
delete ngMesh; Ng_Exit();
return error( problem );
}
// --------------------
// compute edge length
// --------------------
double edgeLength = 0;
if (_hypLengthFromEdges || (!_hypLengthFromEdges && !_hypMaxElementArea))
{
int nbSegments = 0;
for ( int iW = 0; iW < nbWires; ++iW )
{
edgeLength += wires[ iW ]->Length();
nbSegments += wires[ iW ]->NbSegments();
}
if ( nbSegments )
edgeLength /= nbSegments;
}
if ( _hypMaxElementArea )
{
double maxArea = _hypMaxElementArea->GetMaxArea();
edgeLength = sqrt(2. * maxArea/sqrt(3.0));
}
if ( edgeLength < DBL_MIN )
edgeLength = occgeo.GetBoundingBox().Diam();
//cout << " edgeLength = " << edgeLength << endl;
netgen::mparam.maxh = edgeLength;
netgen::mparam.quad = _hypQuadranglePreference ? 1 : 0;
//ngMesh->SetGlobalH ( edgeLength );
// -------------------------
// Generate surface mesh
// -------------------------
char *optstr = 0;
int startWith = MESHCONST_MESHSURFACE;
int endWith = MESHCONST_OPTSURFACE;
int err = 1;
try {
#if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100
OCC_CATCH_SIGNALS;
#endif
#ifdef NETGEN_V5
err = netgen::OCCGenerateMesh(occgeo, ngMesh,netgen::mparam, startWith, endWith);
#else
err = netgen::OCCGenerateMesh(occgeo, ngMesh, startWith, endWith, optstr);
#endif
}
catch (Standard_Failure& ex) {
string comment = ex.DynamicType()->Name();
if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
comment += ": ";
comment += ex.GetMessageString();
}
error(COMPERR_OCC_EXCEPTION, comment);
}
catch (NgException exc) {
error( SMESH_Comment("NgException: ") << exc.What() );
}
catch (...) {
error(COMPERR_EXCEPTION,"Exception in netgen::OCCGenerateMesh()");
}
// ----------------------------------------------------
// Fill the SMESHDS with the generated nodes and faces
// ----------------------------------------------------
int nbNodes = ngMesh->GetNP();
int nbFaces = ngMesh->GetNSE();
int nbInputNodes = nodeVec.size();
nodeVec.resize( nbNodes, 0 );
// add nodes
for ( int i = nbInputNodes + 1; i <= nbNodes; ++i )
{
const MeshPoint& ngPoint = ngMesh->Point(i);
SMDS_MeshNode * node = meshDS->AddNode(ngPoint(0), ngPoint(1), ngPoint(2));
nodeVec[ i-1 ] = node;
}
// create faces
bool reverse = ( aShape.Orientation() == TopAbs_REVERSED );
for ( int i = 1; i <= nbFaces ; ++i )
{
const Element2d& elem = ngMesh->SurfaceElement(i);
vector<const SMDS_MeshNode*> nodes( elem.GetNP() );
for (int j=1; j <= elem.GetNP(); ++j)
{
int pind = elem.PNum(j);
const SMDS_MeshNode* node = nodeVec.at(pind-1);
if ( reverse )
nodes[ nodes.size()-j ] = node;
else
nodes[ j-1 ] = node;
if ( node->GetPosition()->GetTypeOfPosition() == SMDS_TOP_3DSPACE )
{
const PointGeomInfo& pgi = elem.GeomInfoPi(j);
meshDS->SetNodeOnFace((SMDS_MeshNode*)node, faceID, pgi.u, pgi.v);
}
}
SMDS_MeshFace* face = 0;
if ( elem.GetType() == TRIG )
face = helper.AddFace(nodes[0],nodes[1],nodes[2]);
else
face = helper.AddFace(nodes[0],nodes[1],nodes[2],nodes[3]);
}
Ng_DeleteMesh((nglib::Ng_Mesh*)ngMesh);
Ng_Exit();
NETGENPlugin_Mesher::RemoveTmpFiles();
return !err;
}
//=======================================================================
//function : BuildDraftSolid
//purpose :
//=======================================================================
void GEOMAlgo_Builder::BuildDraftSolid (const TopoDS_Shape& theSolid,
TopoDS_Shape& theDraftSolid,
TopTools_ListOfShape& theLIF)
{
myErrorStatus=0;
//
NMTTools_PaveFiller* pPF=myPaveFiller;
const Handle(IntTools_Context)& aCtx= pPF->Context();
//
Standard_Boolean bToReverse;
Standard_Integer iFlag;
TopAbs_Orientation aOrF, aOrSh, aOrSd;
TopoDS_Iterator aIt1, aIt2;
TopTools_ListIteratorOfListOfShape aItS;
BRep_Builder aBB;
TopoDS_Shell aShD;
TopoDS_Shape aFSDx, aFx;
//
aOrSd=theSolid.Orientation();
theDraftSolid.Orientation(aOrSd);
//
aIt1.Initialize(theSolid);
for (; aIt1.More(); aIt1.Next()) {
const TopoDS_Shape& aSh=aIt1.Value();
if(aSh.ShapeType()!=TopAbs_SHELL) {
continue; // mb internal edges,vertices
}
//
aOrSh=aSh.Orientation();
aBB.MakeShell(aShD);
aShD.Orientation(aOrSh);
iFlag=0;
//
aIt2.Initialize(aSh);
for (; aIt2.More(); aIt2.Next()) {
const TopoDS_Shape& aF=aIt2.Value();
aOrF=aF.Orientation();
//
if (myImages.HasImage(aF)) {
const TopTools_ListOfShape& aLSp=myImages.Image(aF);
aItS.Initialize(aLSp);
for (; aItS.More(); aItS.Next()) {
aFx=aItS.Value();
//
if (mySameDomainShapes.Contains(aFx)) {
aFSDx=mySameDomainShapes.FindFromKey(aFx);
//
if (aOrF==TopAbs_INTERNAL) {
aFSDx.Orientation(aOrF);
theLIF.Append(aFSDx);
}
else {
bToReverse=GEOMAlgo_Tools3D::IsSplitToReverse(aFSDx, aF, aCtx);
if (bToReverse) {
aFSDx.Reverse();
}
//
iFlag=1;
aBB.Add(aShD, aFSDx);
}
}// if (mySameDomainShapes.Contains(aFx)) {
else {
aFx.Orientation(aOrF);
if (aOrF==TopAbs_INTERNAL) {
theLIF.Append(aFx);
}
else{
iFlag=1;
aBB.Add(aShD, aFx);
}
}
}
} //if (myImages.HasImage(aF)) {
//
else {
if (aOrF==TopAbs_INTERNAL) {
theLIF.Append(aF);
}
else{
iFlag=1;
aBB.Add(aShD, aF);
}
}
} //for (; aIt2.More(); aIt2.Next()) {
//
if (iFlag) {
aBB.Add(theDraftSolid, aShD);
}
} //for (; aIt1.More(); aIt1.Next()) {
}
//=======================================================================
// function: MakeBlocks
// purpose:
//=======================================================================
void NMTTools_PaveFiller::MakeBlocks()
{
myIsDone=Standard_False;
//
Standard_Boolean bIsExistingPaveBlock, bIsValidIn2D, bIsCoincided;
Standard_Boolean bIsMicroEdge, bHasES;
Standard_Integer i, aNbFFs, nF1, nF2;
Standard_Integer nV1, nV2, j, aNbCurves;
Standard_Real aTolR3D, aTol2D, aT1, aT2, aTolPPC=Precision::PConfusion();
TopoDS_Face aF1, aF2;
NMTTools_IndexedDataMapOfShapePaveBlock aMEPB;
BooleanOperations_IndexedDataMapOfShapeInteger aMapEI;
BOPTools_ListIteratorOfListOfPaveBlock anIt;
//
BOPTools_CArray1OfSSInterference& aFFs=myIP->SSInterferences();
//
//
// 1. Make Section Edges from intersection curves
// between each pair of faces
aNbFFs=aFFs.Extent();
if (!aNbFFs) {
return;
}
//
FillFaceInfo();
//
for (i=1; i<=aNbFFs; ++i) {
BOPTools_ListOfPaveBlock aLPB;
TColStd_MapOfInteger aMVStick;
TopTools_ListOfShape aLSE;
TColStd_ListOfInteger aLNE;
BOPTools_PaveSet aPSF;
NMTTools_MapOfPaveBlock aMPBX;
TColStd_MapIteratorOfMapOfInteger aItMI;
NMTTools_MapIteratorOfMapOfPaveBlock aItMPB;
//
BOPTools_SSInterference& aFFi=aFFs(i);
//
// Faces
aFFi.Indices(nF1, nF2);
aF1=*((TopoDS_Face*)(&myDS->Shape(nF1)));
aF2=*((TopoDS_Face*)(&myDS->Shape(nF2)));
//
SharedEdges(nF1, nF2, aLNE, aLSE);
aFFi.SetSharedEdges(aLNE);
//
// aMVStick
const NMTTools_FaceInfo& aFI1=myFaceInfo.Find(nF1);
const NMTTools_FaceInfo& aFI2=myFaceInfo.Find(nF2);
//
const TColStd_MapOfInteger& aMVOn1=aFI1.VerticesOn();
const TColStd_MapOfInteger& aMVIn1=aFI1.VerticesIn();
const TColStd_MapOfInteger& aMVOn2=aFI2.VerticesOn();
const TColStd_MapOfInteger& aMVIn2=aFI2.VerticesIn();
//
for (j=0; j<2; ++j) {
const TColStd_MapOfInteger& aMV1=(!j) ? aMVOn1 :aMVIn1;
aItMI.Initialize(aMV1);
for (; aItMI.More(); aItMI.Next()) {
nV1=aItMI.Key();
if (aMVOn2.Contains(nV1) || aMVIn2.Contains(nV1)) {
aMVStick.Add(nV1);
}
}
}
//
// aLPB
const NMTTools_MapOfPaveBlock& aMPBIn1=aFI1.PaveBlocksIn();
const NMTTools_MapOfPaveBlock& aMPBOn1=aFI1.PaveBlocksOn();
const NMTTools_MapOfPaveBlock& aMPBIn2=aFI2.PaveBlocksIn();
const NMTTools_MapOfPaveBlock& aMPBOn2=aFI2.PaveBlocksOn();
//
aMPBX.Clear();
for (j=0; j<4; ++j) {
NMTTools_MapOfPaveBlock *pMPB;
//
if (!j) {
pMPB=((NMTTools_MapOfPaveBlock*)&aMPBIn1);
}
else if (j==1) {
pMPB=((NMTTools_MapOfPaveBlock*)&aMPBOn1);
}
else if (j==2) {
pMPB=((NMTTools_MapOfPaveBlock*)&aMPBIn2);
}
else if (j==3) {
pMPB=((NMTTools_MapOfPaveBlock*)&aMPBOn2);
}
//
const NMTTools_MapOfPaveBlock& aMPB=*pMPB;
aItMPB.Initialize(aMPB);
for (; aItMPB.More(); aItMPB.Next()) {
const BOPTools_PaveBlock& aPB=aItMPB.Key();
if (aMPBX.Add(aPB)) {
aLPB.Append(aPB);
}
//
else {
if (j>1) {
aFFi.AppendBlock(aPB);
}
}
//
}
}
//
BOPTools_SequenceOfCurves& aSCvs=aFFi.Curves();
aNbCurves=aSCvs.Length();
if (!aNbCurves) {
continue;
}
//
aTolR3D=aFFi.TolR3D();
aTol2D=(aTolR3D < 1.e-3) ? 1.e-3 : aTolR3D;
//
CorrectTolR3D(aFFi, aMVStick, aTolR3D);
//
PrepareSetForFace (nF1, nF2, aLPB, aPSF);
//
// Put Paves On Curves
for (j=1; j<=aNbCurves; ++j) {
BOPTools_Curve& aBC=aSCvs(j);
const IntTools_Curve& aC=aBC.Curve();
// DEBUG f
Handle(Geom_Curve) aC3D = aC.Curve();
// DEBUG t
PutPaveOnCurve (aPSF, aTolR3D, aBC);
}
//
// Put bounding paves on curves
for (j=1; j<=aNbCurves; ++j) {
BOPTools_Curve& aBC=aSCvs(j);
PutBoundPaveOnCurve (aBC, aFFi);
}
//modified by NIZNHY-PKV Wed Sep 14 13:12:14 2011f
#if OCC_VERSION_LARGE > 0x06050100 // For OCCT6.5.2 and higher
//
// Put closing pave if needded
for (j=1; j<=aNbCurves; ++j) {
BOPTools_Curve& aBC=aSCvs(j);
PutClosingPaveOnCurve (aBC, aFFi);
}
#endif // OCC_VERSION_LARGE > 0x06050100 // For OCCT6.5.2 and higher
//modified by NIZNHY-PKV Wed Sep 14 13:12:17 2011t
//
// Pave Blocks on Curves
bHasES=Standard_False;
for (j=1; j<=aNbCurves; ++j) {
BOPTools_Curve& aBC=aSCvs(j);
const IntTools_Curve& aIC= aBC.Curve();
BOPTools_PaveSet& aPaveSet=aBC.Set();
//
BOPTools_PaveBlockIterator aPBIter(0, aPaveSet);
for (; aPBIter.More(); aPBIter.Next()) {
BOPTools_PaveBlock& aPBNew=aPBIter.Value();
aPBNew.SetCurve(aIC);
aPBNew.SetFace1(nF1);
aPBNew.SetFace2(nF2);
//
nV1=aPBNew.Pave1().Index();
nV2=aPBNew.Pave2().Index();
aT1=aPBNew.Pave1().Param();
aT2=aPBNew.Pave2().Param();
//
if((nV1==nV2) && (Abs(aT2 - aT1) < aTolPPC)) {
continue;// mkk ft ???
}
//
// 1
bIsExistingPaveBlock=IsExistingPaveBlock(aPBNew, aLPB, aTolR3D);
if (bIsExistingPaveBlock) {
continue;
}
//
bIsCoincided=CheckCoincidence(aPBNew, aLPB);
if(bIsCoincided) {
continue;
}
//
// 2
bIsExistingPaveBlock=IsExistingPaveBlock(aPBNew, aLSE, aTolR3D);
if (bIsExistingPaveBlock) {
continue;
}
//
// Checking of validity in 2D
//
bIsValidIn2D=myContext->IsValidBlockForFaces(aT1, aT2, aIC, aF1, aF2, aTol2D);
if (!bIsValidIn2D) {
continue;
}
//
//
// Make Section Edge
TopoDS_Edge aES;
//
const TopoDS_Vertex aV1=TopoDS::Vertex(myDS->Shape(nV1));
const TopoDS_Vertex aV2=TopoDS::Vertex(myDS->Shape(nV2));
//
{
Standard_Real aT;
//
myContext->IsVertexOnLine(aV1, aIC, aTolR3D, aT);
BOPTools_Tools::UpdateVertex (aIC, aT, aV1);
//
myContext->IsVertexOnLine(aV2, aIC, aTolR3D, aT);
BOPTools_Tools::UpdateVertex (aIC, aT, aV2);
}
//
BOPTools_Tools::MakeSectEdge (aIC, aV1, aT1, aV2, aT2, aES);
//
NMTTools_Tools::UpdateEdge (aES, aTolR3D);
bIsMicroEdge=IsMicroEdge(aES, myContext);
if (bIsMicroEdge) {
continue;
}
//
{
Handle(Geom2d_Curve) aC2D1, aC2D2;
//
aC2D1=aIC.FirstCurve2d();
aC2D2=aIC.SecondCurve2d();
//
NMTTools_Tools::MakePCurve(aES, aF1, aC2D1);
NMTTools_Tools::MakePCurve(aES, aF2, aC2D2);
}
//
aMEPB.Add(aES, aPBNew);
aMapEI.Add(aES, i);
//
bHasES=Standard_True;
}// for (; aPBIter.More(); aPBIter.Next())
} // end of for (j=1; j<=aNbCurves; ++j)
// qqf
if (bHasES) {
myIP->Add(nF1, nF2, Standard_True, NMTDS_TI_FF);
}
// qqt
}// for (i=1; i<=aNbFFs; ++i)
//=============================================================
//
// II. Post treatment
//
// Input data: aMEPB, aMapEI
// Result : section edges in myDS
//
Standard_Integer aNbSE;
//
aNbSE=aMEPB.Extent();
if (!aNbSE) {
// there is nothing to do here
return;
}
//
BRep_Builder aBB;
TopoDS_Compound aCompound;
//
// 1. Make compound from SE
aBB.MakeCompound(aCompound);
for (i=1; i<=aNbSE; ++i) {
const TopoDS_Shape& aSE=aMEPB.FindKey(i);
aBB.Add(aCompound, aSE);
}
//
//
// 2. Intersect SE using auxiliary Filler
NMTTools_PaveFiller tPF;
//
tPF.SetCompositeShape(aCompound);
//
// 2.1.VV
tPF.Init();
tPF.PerformVV();
//
// 2.2.VE
tPF.myPavePool.Resize (tPF.myNbEdges);
tPF.PrepareEdges();
tPF.PerformVE();
//
// 2.3.VF
tPF.PerformVF();
//
// 2.4.EE
tPF.myCommonBlockPool.Resize (tPF.myNbEdges);
tPF.mySplitShapesPool.Resize (tPF.myNbEdges);
tPF.myPavePoolNew .Resize (tPF.myNbEdges);
tPF.PreparePaveBlocks(TopAbs_VERTEX, TopAbs_EDGE);
tPF.PreparePaveBlocks(TopAbs_EDGE, TopAbs_EDGE);
//
tPF.PerformEE();
//
tPF.RefinePavePool ();
//
tPF.myPavePoolNew.Destroy();
//
tPF.MakeSplitEdges();
tPF.UpdateCommonBlocks();
//
// 3. Treatment of the result of intersection
//
Standard_Integer aNbOld, aNbLines, aNbPB, mV1, mV2, nE, mE, iFF;
TopAbs_ShapeEnum aType;
BOPTools_ListIteratorOfListOfPaveBlock aIt;
BOPTColStd_IndexedDataMapOfIntegerInteger aMNewOld;
//
const NMTDS_ShapesDataStructure& tDS=*(tPF.DS());
const BOPTools_SplitShapesPool& aSSP=tPF.mySplitShapesPool;
const NMTTools_CommonBlockPool& aCBP=tPF.myCommonBlockPool;
//
aNbLines=tDS.NumberOfInsertedShapes();
aNbOld=tDS.NumberOfShapesOfTheObject();
//
// 3.1 Links between indices in tDS and DS (kept in aMNewOld)
//
// 3.1.1.Old vertices [ links ]
for (i=1; i<=aNbOld; ++i) {
const TopoDS_Shape& aV=tDS.Shape(i);
aType=aV.ShapeType();
if (aType!=TopAbs_VERTEX) {
continue;
}
//
for (j=1; j<=aNbSE; ++j) {
const BOPTools_PaveBlock& aPBSE=aMEPB(j);
nV1=aPBSE.Pave1().Index();
const TopoDS_Shape aV1=myDS->Shape(nV1);//mpv
if (aV1.IsSame(aV)) {
aMNewOld.Add(i, nV1);
break;
}
nV2=aPBSE.Pave2().Index();
const TopoDS_Shape aV2=myDS->Shape(nV2);//mpv
if (aV2.IsSame(aV)) {
aMNewOld.Add(i, nV2);
break;
}
}
}
//
// 3.1.2. New vertices [ links ]
i=tDS.NumberOfSourceShapes()+1;
for (; i<=aNbLines; ++i) {
const TopoDS_Shape& aV=tDS.Shape(i);
aType=aV.ShapeType();
if (aType!=TopAbs_VERTEX) {
continue;
}
//
// Insert new vertex in myDS
BooleanOperations_AncestorsSeqAndSuccessorsSeq anASSeq;
myDS->InsertShapeAndAncestorsSuccessors(aV, anASSeq);
nV1=myDS->NumberOfInsertedShapes();
// link
aMNewOld.Add(i, nV1);
}
//
// 3.2. Treatment of section edges (SE)
for (i=1; i<=aNbOld; ++i) {
const TopoDS_Shape& aE=tDS.Shape(i);
aType=aE.ShapeType();
if (aType!=TopAbs_EDGE) {
continue;
}
//
// block of section edge that we already have for this SE
BOPTools_PaveBlock& aPBSE=aMEPB.ChangeFromKey(aE);
//
// Corresponding FF-interference
iFF=aMapEI.FindFromKey(aE);
BOPTools_SSInterference& aFFi=aFFs(iFF);
BOPTools_SequenceOfCurves& aSCvs=aFFi.Curves();
//
BOPTools_Curve& aBC=aSCvs(1);
//
const BOPTools_ListOfPaveBlock& aLPB=aSSP(tDS.RefEdge(i));
aNbPB=aLPB.Extent();
//
if (!aNbPB) {
// no pave blocks -> use aPBSE and whole edge aE
BooleanOperations_AncestorsSeqAndSuccessorsSeq anASSeq;
//
nV1=aPBSE.Pave1().Index();
const TopoDS_Shape aV1=myDS->Shape(nV1);//mpv
nV2=aPBSE.Pave2().Index();
const TopoDS_Shape aV2=myDS->Shape(nV2);//mpv
//
anASSeq.SetNewSuccessor(nV1);
anASSeq.SetNewOrientation(aV1.Orientation());
anASSeq.SetNewSuccessor(nV2);
anASSeq.SetNewOrientation(aV2.Orientation());
//
myDS->InsertShapeAndAncestorsSuccessors(aE, anASSeq);
nE=myDS->NumberOfInsertedShapes();
//
aPBSE.SetEdge(nE);
aBC.AppendNewBlock(aPBSE);
//
continue;
}
//
nF1=aPBSE.Face1();
nF2=aPBSE.Face2();
//
const NMTTools_ListOfCommonBlock& aLCB=aCBP(tDS.RefEdge(i));
NMTTools_CommonBlockAPI aCBAPI(aLCB);
//
aIt.Initialize(aLPB);
for (; aIt.More(); aIt.Next()) {
BOPTools_PaveBlock aPB=aIt.Value();
//
const TopoDS_Face aF1=TopoDS::Face(myDS->Shape(nF1));
const TopoDS_Face aF2=TopoDS::Face(myDS->Shape(nF2));
//
if (aCBAPI.IsCommonBlock(aPB)) {
// it can be Common Block
Standard_Real aTolEx;
Handle(Geom2d_Curve) aC2D1, aC2D2;
TopoDS_Face aF1FWD, aF2FWD;
//
NMTTools_CommonBlock& aCB=aCBAPI.CommonBlock(aPB);
//const BOPTools_ListOfPaveBlock& aLPBx=aCB.PaveBlocks();
//
aPB=aCB.PaveBlock1();
mE=aPB.Edge(); // index of edge in tDS
const TopoDS_Edge& aEx=TopoDS::Edge(tDS.Shape(mE));
aTolEx=BRep_Tool::Tolerance(aEx);
//
aF1FWD=aF1;
aF1FWD.Orientation(TopAbs_FORWARD);
aF2FWD=aF2;
aF2FWD.Orientation(TopAbs_FORWARD);
//
NMTTools_Tools::MakePCurve(aEx, aF1FWD, aC2D1);
NMTTools_Tools::MakePCurve(aEx, aF2FWD, aC2D2);
NMTTools_Tools::UpdateEdge (aEx, aTolEx);
} //if (aCBAPI.IsCommonBlock(aPB))
//
// new SE
mE=aPB.Edge(); // index of edge in tDS
const TopoDS_Shape& aSp=tDS.Shape(mE);
//
const BOPTools_Pave& aPave1=aPB.Pave1();
aT1=aPave1.Param();
mV1=aPave1.Index(); // index in tDS
nV1=aMNewOld.FindFromKey(mV1); // index in myDS
const TopoDS_Shape aV1=myDS->Shape(nV1);//mpv
//
const BOPTools_Pave& aPave2=aPB.Pave2();
aT2=aPave2.Param();
mV2=aPave2.Index();
nV2=aMNewOld.FindFromKey(mV2);
const TopoDS_Shape aV2=myDS->Shape(nV2);//mpv
//
if (!aMNewOld.Contains(mE)) {
// add new SE to the myDS
BooleanOperations_AncestorsSeqAndSuccessorsSeq anASSeq;
//
anASSeq.SetNewSuccessor(nV1);
anASSeq.SetNewOrientation(aV1.Orientation());
anASSeq.SetNewSuccessor(nV2);
anASSeq.SetNewOrientation(aV2.Orientation());
myDS->InsertShapeAndAncestorsSuccessors(aSp, anASSeq);
nE=myDS->NumberOfInsertedShapes();
//
aMNewOld.Add(mE, nE);
}
else {
nE=aMNewOld.FindFromKey(mE);
}
// Form PaveBlock;
BOPTools_PaveBlock aPBx;
BOPTools_Pave aP1, aP2;
//
aPBx.SetFace1(nF1);
aPBx.SetFace1(nF2);
//
aP1.SetIndex(nV1);
aP1.SetParam(aT1);
//
aP2.SetIndex(nV2);
aP2.SetParam(aT2);
//
aPBx.SetPave1(aP1);
aPBx.SetPave2(aP2);
//
aPBx.SetEdge(nE);
//
aBC.AppendNewBlock(aPBx);
}// for (; aIt.More(); aIt.Next())
}// for (i=1; i<=aNbOld; ++i)
//
myIsDone=Standard_True;
}
