-// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
#include "SMDS_SetIterator.hxx"
#include "SMESHDS_Group.hxx"
#include "SMESHDS_Hypothesis.hxx"
+#include "SMESHDS_Mesh.hxx"
#include "SMESH_Algo.hxx"
#include "SMESH_ComputeError.hxx"
#include "SMESH_ControlsDef.hxx"
//virtual int NbElements() const { return _elements.size()+1; }
virtual int NbNodes() const { return Max( 0, _uvPtStructVec.size()-2 ); }
void SetUVPtStructVec(UVPtStructVec& vec) { _uvPtStructVec.swap( vec ); }
+ UVPtStructVec& GetUVPtStructVec() { return _uvPtStructVec; }
};
_ProxyMeshOfFace(const SMESH_Mesh& mesh): SMESH_ProxyMesh(mesh) {}
_EdgeSubMesh* GetEdgeSubMesh(int ID) { return (_EdgeSubMesh*) getProxySubMesh(ID); }
_PolyLine* _rightLine;
int _firstPntInd; // index in vector<UVPtStruct> of _wire
int _lastPntInd;
+ int _index; // index in _ViscousBuilder2D::_polyLineVec
vector< _LayerEdge > _lEdges; /* _lEdges[0] is usually is not treated
as it is equal to the last one of the _leftLine */
double _D; // _vec1.Crossed( _vec2 )
double _param1, _param2; // intersection param on _seg1 and _seg2
+ _SegmentIntersection(): _D(0), _param1(0), _param2(0) {}
+
bool Compute(const _Segment& seg1, const _Segment& seg2, bool seg2IsRay = false )
{
// !!! If seg2IsRay, returns true at any _param2 !!!
//--------------------------------------------------------------------------------
typedef map< const SMDS_MeshNode*, _LayerEdge*, TIDCompare > TNode2Edge;
+ typedef StdMeshers_ViscousLayers2D THypVL;
//--------------------------------------------------------------------------------
/*!
public:
_ViscousBuilder2D(SMESH_Mesh& theMesh,
const TopoDS_Face& theFace,
- const StdMeshers_ViscousLayers2D* theHyp);
+ vector< const THypVL* > & theHyp,
+ vector< TopoDS_Shape > & theHypShapes);
SMESH_ComputeErrorPtr GetError() const { return _error; }
// does it's job
- SMESH_ProxyMesh::Ptr Compute(const TopoDS_Shape& theShapeHypAssignedTo);
+ SMESH_ProxyMesh::Ptr Compute();
private:
- bool findEdgesWithLayers(const TopoDS_Shape& theShapeHypAssignedTo);
+ friend class ::StdMeshers_ViscousLayers2D;
+
+ bool findEdgesWithLayers();
bool makePolyLines();
bool inflate();
bool fixCollisions();
GeomAPI_ProjectPointOnSurf* faceProj);
void adjustCommonEdge( _PolyLine& LL, _PolyLine& LR );
void calcLayersHeight(const double totalThick,
- vector<double>& heights);
+ vector<double>& heights,
+ const THypVL* hyp);
bool removeMeshFaces(const TopoDS_Shape& face);
+ const THypVL* getLineHypothesis(int iPL);
+ double getLineThickness (int iPL);
+
bool error( const string& text );
SMESHDS_Mesh* getMeshDS() { return _mesh->GetMeshDS(); }
_ProxyMeshOfFace* getProxyMesh();
// input data
SMESH_Mesh* _mesh;
TopoDS_Face _face;
- const StdMeshers_ViscousLayers2D* _hyp;
+ vector< const THypVL* > _hyps;
+ vector< TopoDS_Shape > _hypShapes;
// result data
SMESH_ProxyMesh::Ptr _proxyMesh;
SMESH_MesherHelper _helper;
TSideVector _faceSideVec; // wires (StdMeshers_FaceSide) of _face
vector<_PolyLine> _polyLineVec; // fronts to advance
+ vector< const THypVL* > _hypOfEdge; // a hyp per an EDGE of _faceSideVec
bool _is2DIsotropic; // is same U and V resoulution of _face
vector<TopoDS_Face> _clearedFaces; // FACEs whose mesh was removed by shrink()
- double _fPowN; // to compute thickness of layers
- double _thickness; // required or possible layers thickness
+ //double _fPowN; // to compute thickness of layers
+ double _maxThickness; // max possible layers thickness
// sub-shapes of _face
set<TGeomID> _ignoreShapeIds; // ids of EDGEs w/o layers
/*!
* \brief Returns StdMeshers_ViscousLayers2D for the FACE
*/
- const StdMeshers_ViscousLayers2D* findHyp(SMESH_Mesh& theMesh,
- const TopoDS_Face& theFace,
- TopoDS_Shape* assignedTo=0)
+ bool findHyps(SMESH_Mesh& theMesh,
+ const TopoDS_Face& theFace,
+ vector< const StdMeshers_ViscousLayers2D* > & theHyps,
+ vector< TopoDS_Shape > & theAssignedTo)
{
+ theHyps.clear();
+ theAssignedTo.clear();
SMESH_HypoFilter hypFilter
( SMESH_HypoFilter::HasName( StdMeshers_ViscousLayers2D::GetHypType() ));
- const SMESH_Hypothesis * hyp =
- theMesh.GetHypothesis( theFace, hypFilter, /*ancestors=*/true, assignedTo );
- return dynamic_cast< const StdMeshers_ViscousLayers2D* > ( hyp );
+ list< const SMESHDS_Hypothesis * > hypList;
+ list< TopoDS_Shape > hypShapes;
+ int nbHyps = theMesh.GetHypotheses
+ ( theFace, hypFilter, hypList, /*ancestors=*/true, &hypShapes );
+ if ( nbHyps )
+ {
+ theHyps.reserve( nbHyps );
+ theAssignedTo.reserve( nbHyps );
+ list< const SMESHDS_Hypothesis * >::iterator hyp = hypList.begin();
+ list< TopoDS_Shape >::iterator shape = hypShapes.begin();
+ for ( ; hyp != hypList.end(); ++hyp, ++shape )
+ {
+ theHyps.push_back( static_cast< const StdMeshers_ViscousLayers2D* > ( *hyp ));
+ theAssignedTo.push_back( *shape );
+ }
+ }
+ return nbHyps;
}
//================================================================================
const SMESHDS_Mesh* theMesh,
set< int > & theEdgeIds)
{
- int nbToEdgesIgnore = 0;
+ int nbEdgesToIgnore = 0;
vector<TGeomID> ids = theHyp->GetBndShapes();
if ( theHyp->IsToIgnoreShapes() ) // EDGEs to ignore are given
{
SMESH_MesherHelper::IsSubShape( E, theFace ))
{
theEdgeIds.insert( ids[i] );
- ++nbToEdgesIgnore;
+ ++nbEdgesToIgnore;
}
}
}
else // EDGEs to make the Viscous Layers on are given
{
TopExp_Explorer E( theFace, TopAbs_EDGE );
- for ( ; E.More(); E.Next(), ++nbToEdgesIgnore )
+ for ( ; E.More(); E.Next(), ++nbEdgesToIgnore )
theEdgeIds.insert( theMesh->ShapeToIndex( E.Current() ));
for ( size_t i = 0; i < ids.size(); ++i )
- nbToEdgesIgnore -= theEdgeIds.erase( ids[i] );
+ nbEdgesToIgnore -= theEdgeIds.erase( ids[i] );
}
- return nbToEdgesIgnore;
+ return nbEdgesToIgnore;
}
} // namespace VISCOUS_2D
StdMeshers_ViscousLayers2D::Compute(SMESH_Mesh& theMesh,
const TopoDS_Face& theFace)
{
- SMESH_ProxyMesh::Ptr pm;
+ using namespace VISCOUS_2D;
+ vector< const StdMeshers_ViscousLayers2D* > hyps;
+ vector< TopoDS_Shape > hypShapes;
- TopoDS_Shape hypAssignedTo;
- const StdMeshers_ViscousLayers2D* vlHyp = VISCOUS_2D::findHyp( theMesh, theFace, &hypAssignedTo );
- if ( vlHyp )
+ SMESH_ProxyMesh::Ptr pm = _ProxyMeshHolder::FindProxyMeshOfFace( theFace, theMesh );
+ if ( !pm )
{
- VISCOUS_2D::_ViscousBuilder2D builder( theMesh, theFace, vlHyp );
- pm = builder.Compute( hypAssignedTo );
- SMESH_ComputeErrorPtr error = builder.GetError();
- if ( error && !error->IsOK() )
- theMesh.GetSubMesh( theFace )->GetComputeError() = error;
- else if ( !pm )
+ if ( findHyps( theMesh, theFace, hyps, hypShapes ))
+ {
+ VISCOUS_2D::_ViscousBuilder2D builder( theMesh, theFace, hyps, hypShapes );
+ pm = builder.Compute();
+ SMESH_ComputeErrorPtr error = builder.GetError();
+ if ( error && !error->IsOK() )
+ theMesh.GetSubMesh( theFace )->GetComputeError() = error;
+ else if ( !pm )
+ pm.reset( new SMESH_ProxyMesh( theMesh ));
+ if ( getenv("__ONLY__VL2D__"))
+ pm.reset();
+ }
+ else
+ {
pm.reset( new SMESH_ProxyMesh( theMesh ));
- if ( getenv("__ONLY__VL2D__"))
- pm.reset();
+ }
}
- else
+ return pm;
+}
+// --------------------------------------------------------------------------------
+void StdMeshers_ViscousLayers2D::SetProxyMeshOfEdge( const StdMeshers_FaceSide& edgeNodes )
+{
+ using namespace VISCOUS_2D;
+ SMESH_ProxyMesh::Ptr pm =
+ _ProxyMeshHolder::FindProxyMeshOfFace( edgeNodes.Face(), *edgeNodes.GetMesh() );
+ if ( !pm ) {
+ _ProxyMeshOfFace* proxyMeshOfFace = new _ProxyMeshOfFace( *edgeNodes.GetMesh() );
+ pm.reset( proxyMeshOfFace );
+ new _ProxyMeshHolder( edgeNodes.Face(), pm );
+ }
+ _ProxyMeshOfFace* proxyMeshOfFace = static_cast<_ProxyMeshOfFace*>( pm.get() );
+ _ProxyMeshOfFace::_EdgeSubMesh* sm = proxyMeshOfFace->GetEdgeSubMesh( edgeNodes.EdgeID(0) );
+ sm->GetUVPtStructVec() = edgeNodes.GetUVPtStruct();
+}
+// --------------------------------------------------------------------------------
+bool StdMeshers_ViscousLayers2D::HasProxyMesh( const TopoDS_Face& face, SMESH_Mesh& mesh )
+{
+ return VISCOUS_2D::_ProxyMeshHolder::FindProxyMeshOfFace( face, mesh ).get();
+}
+// --------------------------------------------------------------------------------
+SMESH_ComputeErrorPtr
+StdMeshers_ViscousLayers2D::CheckHypothesis(SMESH_Mesh& theMesh,
+ const TopoDS_Shape& theShape,
+ SMESH_Hypothesis::Hypothesis_Status& theStatus)
+{
+ SMESH_ComputeErrorPtr error = SMESH_ComputeError::New(COMPERR_OK);
+ theStatus = SMESH_Hypothesis::HYP_OK;
+
+ TopExp_Explorer exp( theShape, TopAbs_FACE );
+ for ( ; exp.More() && theStatus == SMESH_Hypothesis::HYP_OK; exp.Next() )
{
- pm.reset( new SMESH_ProxyMesh( theMesh ));
+ const TopoDS_Face& face = TopoDS::Face( exp.Current() );
+ vector< const StdMeshers_ViscousLayers2D* > hyps;
+ vector< TopoDS_Shape > hypShapes;
+ if ( VISCOUS_2D::findHyps( theMesh, face, hyps, hypShapes ))
+ {
+ VISCOUS_2D::_ViscousBuilder2D builder( theMesh, face, hyps, hypShapes );
+ builder._faceSideVec =
+ StdMeshers_FaceSide::GetFaceWires( face, theMesh, true, error,
+ NULL, SMESH_ProxyMesh::Ptr(),
+ /*theCheckVertexNodes=*/false);
+ if ( error->IsOK() && !builder.findEdgesWithLayers())
+ {
+ error = builder.GetError();
+ if ( error && !error->IsOK() )
+ theStatus = SMESH_Hypothesis::HYP_INCOMPAT_HYPS;
+ }
+ }
}
- return pm;
+ return error;
}
// --------------------------------------------------------------------------------
void StdMeshers_ViscousLayers2D::RestoreListeners() const
*/
//================================================================================
-_ViscousBuilder2D::_ViscousBuilder2D(SMESH_Mesh& theMesh,
- const TopoDS_Face& theFace,
- const StdMeshers_ViscousLayers2D* theHyp):
- _mesh( &theMesh ), _face( theFace ), _hyp( theHyp ), _helper( theMesh )
+_ViscousBuilder2D::_ViscousBuilder2D(SMESH_Mesh& theMesh,
+ const TopoDS_Face& theFace,
+ vector< const THypVL* > & theHyps,
+ vector< TopoDS_Shape > & theAssignedTo):
+ _mesh( &theMesh ), _face( theFace ), _helper( theMesh )
{
+ _hyps.swap( theHyps );
+ _hypShapes.swap( theAssignedTo );
+
_helper.SetSubShape( _face );
_helper.SetElementsOnShape( true );
_face.Orientation( TopAbs_FORWARD ); // 2D logic works only in this case
_surface = BRep_Tool::Surface( _face );
- if ( _hyp )
- _fPowN = pow( _hyp->GetStretchFactor(), _hyp->GetNumberLayers() );
+ _error = SMESH_ComputeError::New(COMPERR_OK);
_nbLE = 0;
}
*/
//================================================================================
-SMESH_ProxyMesh::Ptr _ViscousBuilder2D::Compute(const TopoDS_Shape& theShapeHypAssignedTo)
+SMESH_ProxyMesh::Ptr _ViscousBuilder2D::Compute()
{
- _error = SMESH_ComputeError::New(COMPERR_OK);
- _faceSideVec = StdMeshers_FaceSide::GetFaceWires( _face, *_mesh, true, _error );
+ _faceSideVec = StdMeshers_FaceSide::GetFaceWires( _face, *_mesh, true, _error, &_helper );
+
if ( !_error->IsOK() )
return _proxyMesh;
- if ( !findEdgesWithLayers(theShapeHypAssignedTo) ) // analysis of a shape
+ if ( !findEdgesWithLayers() ) // analysis of a shape
return _proxyMesh;
if ( ! makePolyLines() ) // creation of fronts
*/
//================================================================================
-bool _ViscousBuilder2D::findEdgesWithLayers(const TopoDS_Shape& theShapeHypAssignedTo)
+bool _ViscousBuilder2D::findEdgesWithLayers()
{
- // collect all EDGEs to ignore defined by hyp
- int nbMyEdgesIgnored = getEdgesToIgnore( _hyp, _face, getMeshDS(), _ignoreShapeIds );
+ // collect all EDGEs to ignore defined by _hyps
+ typedef std::pair< set<TGeomID>, const THypVL* > TEdgesOfHyp;
+ vector< TEdgesOfHyp > ignoreEdgesOfHyp( _hyps.size() );
+ for ( size_t i = 0; i < _hyps.size(); ++i )
+ {
+ ignoreEdgesOfHyp[i].second = _hyps[i];
+ getEdgesToIgnore( _hyps[i], _face, getMeshDS(), ignoreEdgesOfHyp[i].first );
+ }
// get all shared EDGEs
TopTools_MapOfShape sharedEdges;
+ TopTools_IndexedMapOfShape hypFaces; // faces with VL hyps
+ for ( size_t i = 0; i < _hypShapes.size(); ++i )
+ TopExp::MapShapes( _hypShapes[i], TopAbs_FACE, hypFaces );
TopTools_IndexedDataMapOfShapeListOfShape facesOfEdgeMap;
- TopExp::MapShapesAndAncestors( theShapeHypAssignedTo,
- TopAbs_EDGE, TopAbs_FACE, facesOfEdgeMap);
+ for ( int iF = 1; iF <= hypFaces.Extent(); ++iF )
+ TopExp::MapShapesAndAncestors( hypFaces(iF), TopAbs_EDGE, TopAbs_FACE, facesOfEdgeMap);
for ( int iE = 1; iE <= facesOfEdgeMap.Extent(); ++iE )
if ( facesOfEdgeMap( iE ).Extent() > 1 )
sharedEdges.Add( facesOfEdgeMap.FindKey( iE ));
- // check all EDGEs of the _face
+ // fill _hypOfEdge
+ if ( _hyps.size() > 1 )
+ {
+ // check if two hypotheses define different parameters for the same EDGE
+ for ( size_t iWire = 0; iWire < _faceSideVec.size(); ++iWire )
+ {
+ StdMeshers_FaceSidePtr wire = _faceSideVec[ iWire ];
+ for ( int iE = 0; iE < wire->NbEdges(); ++iE )
+ {
+ const THypVL* hyp = 0;
+ const TGeomID edgeID = wire->EdgeID( iE );
+ if ( !sharedEdges.Contains( wire->Edge( iE )))
+ {
+ for ( size_t i = 0; i < ignoreEdgesOfHyp.size(); ++i )
+ if ( ! ignoreEdgesOfHyp[i].first.count( edgeID ))
+ {
+ if ( hyp )
+ return error(SMESH_Comment("Several hypotheses define "
+ "Viscous Layers on the edge #") << edgeID );
+ hyp = ignoreEdgesOfHyp[i].second;
+ }
+ }
+ _hypOfEdge.push_back( hyp );
+ if ( !hyp )
+ _ignoreShapeIds.insert( edgeID );
+ }
+ // check if two hypotheses define different number of viscous layers for
+ // adjacent EDGEs
+ const THypVL *hyp, *prevHyp = _hypOfEdge.back();
+ size_t iH = _hypOfEdge.size() - wire->NbEdges();
+ for ( ; iH < _hypOfEdge.size(); ++iH )
+ {
+ hyp = _hypOfEdge[ iH ];
+ if ( hyp && prevHyp &&
+ hyp->GetNumberLayers() != prevHyp->GetNumberLayers() )
+ {
+ return error("Two hypotheses define different number of "
+ "viscous layers on adjacent edges");
+ }
+ prevHyp = hyp;
+ }
+ }
+ }
+ else if ( _hyps.size() == 1 )
+ {
+ _ignoreShapeIds.swap( ignoreEdgesOfHyp[0].first );
+ }
+
+ // check all EDGEs of the _face to fill _ignoreShapeIds and _noShrinkVert
+
int totalNbEdges = 0;
for ( size_t iWire = 0; iWire < _faceSideVec.size(); ++iWire )
{
for ( ; hyp != allHyps.end() && !viscHyp; ++hyp )
viscHyp = dynamic_cast<const StdMeshers_ViscousLayers2D*>( *hyp );
- set<TGeomID> neighbourIgnoreEdges;
- if (viscHyp)
- getEdgesToIgnore( viscHyp, neighbourFace, getMeshDS(), neighbourIgnoreEdges );
+ // set<TGeomID> neighbourIgnoreEdges;
+ // if (viscHyp)
+ // getEdgesToIgnore( viscHyp, neighbourFace, getMeshDS(), neighbourIgnoreEdges );
for ( int iV = 0; iV < 2; ++iV )
{
PShapeIteratorPtr edgeIt = _helper.GetAncestors( vertex, *_mesh, TopAbs_EDGE );
while ( const TopoDS_Shape* edge = edgeIt->next() )
if ( !edge->IsSame( wire->Edge( iE )) &&
- _helper.IsSubShape( *edge, neighbourFace ) &&
- ( neighbourIgnoreEdges.count( getMeshDS()->ShapeToIndex( *edge )) ||
- sharedEdges.Contains( *edge )))
+ _helper.IsSubShape( *edge, neighbourFace ))
{
- _noShrinkVert.insert( getMeshDS()->ShapeToIndex( vertex ));
- break;
+ const TGeomID neighbourID = getMeshDS()->ShapeToIndex( *edge );
+ bool hasVL = !sharedEdges.Contains( *edge );
+ if ( hasVL )
+ {
+ hasVL = false;
+ for ( hyp = allHyps.begin(); hyp != allHyps.end() && !hasVL; ++hyp )
+ if (( viscHyp = dynamic_cast<const THypVL*>( *hyp )))
+ hasVL = viscHyp->IsShapeWithLayers( neighbourID );
+ }
+ if ( !hasVL )
+ {
+ _noShrinkVert.insert( getMeshDS()->ShapeToIndex( vertex ));
+ break;
+ }
}
}
}
}
}
+ int nbMyEdgesIgnored = _ignoreShapeIds.size();
+
// add VERTEXes w/o layers to _ignoreShapeIds (this is used by toShrinkForAdjacent())
- for ( size_t iWire = 0; iWire < _faceSideVec.size(); ++iWire )
- {
- StdMeshers_FaceSidePtr wire = _faceSideVec[ iWire ];
- for ( int iE = 0; iE < wire->NbEdges(); ++iE )
- {
- TGeomID edge1 = wire->EdgeID( iE );
- TGeomID edge2 = wire->EdgeID( iE+1 );
- if ( _ignoreShapeIds.count( edge1 ) && _ignoreShapeIds.count( edge2 ))
- _ignoreShapeIds.insert( getMeshDS()->ShapeToIndex( wire->LastVertex( iE )));
- }
- }
+ // for ( size_t iWire = 0; iWire < _faceSideVec.size(); ++iWire )
+ // {
+ // StdMeshers_FaceSidePtr wire = _faceSideVec[ iWire ];
+ // for ( int iE = 0; iE < wire->NbEdges(); ++iE )
+ // {
+ // TGeomID edge1 = wire->EdgeID( iE );
+ // TGeomID edge2 = wire->EdgeID( iE+1 );
+ // if ( _ignoreShapeIds.count( edge1 ) && _ignoreShapeIds.count( edge2 ))
+ // _ignoreShapeIds.insert( getMeshDS()->ShapeToIndex( wire->LastVertex( iE )));
+ // }
+ // }
return ( nbMyEdgesIgnored < totalNbEdges );
}
for ( int iE = 0; iE < wire->NbEdges(); ++iE )
{
_PolyLine& L = _polyLineVec[ iPoLine++ ];
+ L._index = iPoLine-1;
L._wire = wire.get();
L._edgeInd = iE;
L._advancable = !_ignoreShapeIds.count( wire->EdgeID( iE ));
// Evaluate max possible _thickness if required layers thickness seems too high
// ----------------------------------------------------------------------------
- _thickness = _hyp->GetTotalThickness();
+ _maxThickness = _hyps[0]->GetTotalThickness();
+ for ( size_t iH = 1; iH < _hyps.size(); ++iH )
+ _maxThickness = Max( _maxThickness, _hyps[iH]->GetTotalThickness() );
+
_SegmentTree::box_type faceBndBox2D;
for ( iPoLine = 0; iPoLine < _polyLineVec.size(); ++iPoLine )
faceBndBox2D.Add( *_polyLineVec[ iPoLine]._segTree->getBox() );
- double boxTol = 1e-3 * sqrt( faceBndBox2D.SquareExtent() );
- //
- if ( _thickness * maxLen2dTo3dRatio > sqrt( faceBndBox2D.SquareExtent() ) / 10 )
+ const double boxTol = 1e-3 * sqrt( faceBndBox2D.SquareExtent() );
+
+ if ( _maxThickness * maxLen2dTo3dRatio > sqrt( faceBndBox2D.SquareExtent() ) / 10 )
{
vector< const _Segment* > foundSegs;
double maxPossibleThick = 0;
}
}
if ( maxPossibleThick > 0. )
- _thickness = Min( _hyp->GetTotalThickness(), maxPossibleThick );
+ _maxThickness = Min( _maxThickness, maxPossibleThick );
}
// Adjust _LayerEdge's at _PolyLine's extremities
for ( iPoLine = 0; iPoLine < _polyLineVec.size(); ++iPoLine )
{
lineBoxes[ iPoLine ] = *_polyLineVec[ iPoLine ]._segTree->getBox();
- lineBoxes[ iPoLine ].Enlarge( maxLen2dTo3dRatio * _thickness *
+ lineBoxes[ iPoLine ].Enlarge( maxLen2dTo3dRatio * getLineThickness( iPoLine ) *
( _polyLineVec[ iPoLine ]._advancable ? 2. : 1.2 ));
}
// _reachableLines
for ( iPoLine = 0; iPoLine < _polyLineVec.size(); ++iPoLine )
{
_PolyLine& L1 = _polyLineVec[ iPoLine ];
+ const double thick1 = getLineThickness( iPoLine );
for ( size_t iL2 = 0; iL2 < _polyLineVec.size(); ++iL2 )
{
_PolyLine& L2 = _polyLineVec[ iL2 ];
{
_LayerEdge& LE = L1._lEdges[iLE];
if ( !lineBoxes[ iL2 ].IsOut ( LE._uvOut,
- LE._uvOut + LE._normal2D *_thickness * LE._len2dTo3dRatio ))
+ LE._uvOut + LE._normal2D * thick1 * LE._len2dTo3dRatio ))
{
L1._reachableLines.push_back( & L2 );
break;
// during inflate().
//
// find max length of the VERTEX-based _LayerEdge whose direction is normAvg
- double maxLen2D = _thickness * EL._len2dTo3dRatio;
- const gp_XY& pCommOut = ER._uvOut;
- gp_XY pCommIn = pCommOut + normAvg * maxLen2D;
+ double maxLen2D = _maxThickness * EL._len2dTo3dRatio;
+ const gp_XY& pCommOut = ER._uvOut;
+ gp_XY pCommIn = pCommOut + normAvg * maxLen2D;
_Segment segCommon( pCommOut, pCommIn );
_SegmentIntersection intersection;
vector< const _Segment* > foundSegs;
_SegmentIntersection lastIntersection;
for ( ; iLE < L._lEdges.size(); ++iLE, eIt += dIt )
{
- gp_XY uvIn = eIt->_uvOut + eIt->_normal2D * _thickness * eIt->_len2dTo3dRatio;
+ gp_XY uvIn = eIt->_uvOut + eIt->_normal2D * _maxThickness * eIt->_len2dTo3dRatio;
_Segment segOfEdge( eIt->_uvOut, uvIn );
if ( !intersection.Compute( segCommon, segOfEdge ))
break;
if ( isR )
LR._lEdges.erase( LR._lEdges.begin()+1, eIt );
else
- LL._lEdges.erase( eIt, --LL._lEdges.end() );
+ LL._lEdges.erase( eIt+1, --LL._lEdges.end() );
// eIt = isR ? L._lEdges.begin()+1 : L._lEdges.end()-2;
// for ( size_t i = 1; i < iLE; ++i, eIt += dIt )
// eIt->_isBlocked = true;
gp_Vec faceNorm = du ^ dv;
gp_Vec normal = faceNorm ^ tangent;
normal.Normalize();
- p = pOut.XYZ() + normal.XYZ() * /*1e-2 * */_hyp->GetTotalThickness() / _hyp->GetNumberLayers();
+ p = pOut.XYZ() + normal.XYZ() * /*1e-2 * */_hyps[0]->GetTotalThickness() / _hyps[0]->GetNumberLayers();
faceProj->Perform( p );
if ( !faceProj->IsDone() || faceProj->NbPoints() < 1 )
return setLayerEdgeData( lEdge, u, pcurve, curve, p, reverse, NULL );
- Quantity_Parameter U,V;
+ Standard_Real U,V;
faceProj->LowerDistanceParameters(U,V);
lEdge._normal2D.SetCoord( U - uv.X(), V - uv.Y() );
lEdge._normal2D.Normalize();
{
// Limit size of inflation step by geometry size found by
// itersecting _LayerEdge's with _Segment's
- double minSize = _thickness, maxSize = 0;
+ double minSize = _maxThickness, maxSize = 0;
vector< const _Segment* > foundSegs;
_SegmentIntersection intersection;
for ( size_t iL1 = 0; iL1 < _polyLineVec.size(); ++iL1 )
}
}
if ( minSize > maxSize ) // no collisions possible
- maxSize = _thickness;
+ maxSize = _maxThickness;
#ifdef __myDEBUG
cout << "-- minSize = " << minSize << ", maxSize = " << maxSize << endl;
#endif
double curThick = 0, stepSize = minSize;
int nbSteps = 0;
- if ( maxSize > _thickness )
- maxSize = _thickness;
+ if ( maxSize > _maxThickness )
+ maxSize = _maxThickness;
while ( curThick < maxSize )
{
curThick += stepSize * 1.25;
- if ( curThick > _thickness )
- curThick = _thickness;
+ if ( curThick > _maxThickness )
+ curThick = _maxThickness;
// Elongate _LayerEdge's
for ( size_t iL = 0; iL < _polyLineVec.size(); ++iL )
{
_PolyLine& L = _polyLineVec[ iL ];
if ( !L._advancable ) continue;
+ const double lineThick = Min( curThick, getLineThickness( iL ));
bool lenChange = false;
for ( size_t iLE = L.FirstLEdge(); iLE < L._lEdges.size(); ++iLE )
- lenChange |= L._lEdges[iLE].SetNewLength( curThick );
+ lenChange |= L._lEdges[iLE].SetNewLength( lineThick );
// for ( int k=0; k<L._segments.size(); ++k)
// cout << "( " << L._segments[k].p1().X() << ", " <<L._segments[k].p1().Y() << " ) "
// << "( " << L._segments[k].p2().X() << ", " <<L._segments[k].p2().Y() << " ) "
{
break; // no more inflating possible
}
- stepSize = Max( stepSize , _thickness / 10. );
+ stepSize = Max( stepSize , _maxThickness / 10. );
nbSteps++;
}
_PolyLine::TEdgeIterator eIt = isR ? L._lEdges.end()-1 : L._lEdges.begin();
if ( eIt->_length2D == 0 ) continue;
_Segment seg1( eIt->_uvOut, eIt->_uvIn );
- for ( eIt += deltaIt; nbRemove < L._lEdges.size()-1; eIt += deltaIt )
+ for ( eIt += deltaIt; nbRemove < (int)L._lEdges.size()-1; eIt += deltaIt )
{
_Segment seg2( eIt->_uvOut, eIt->_uvIn );
if ( !intersection.Compute( seg1, seg2 ))
++nbRemove;
}
if ( nbRemove > 0 ) {
- if ( nbRemove == L._lEdges.size()-1 ) // 1st and last _LayerEdge's intersect
+ if ( nbRemove == (int)L._lEdges.size()-1 ) // 1st and last _LayerEdge's intersect
{
--nbRemove;
_LayerEdge& L0 = L._lEdges.front();
int iPFrom = L._firstPntInd, iPTo = L._lastPntInd;
if ( isShrinkableL )
{
+ const THypVL* hyp = getLineHypothesis( L._leftLine->_index );
vector<gp_XY>& uvVec = L._lEdges.front()._uvRefined;
- for ( int i = 0; i < _hyp->GetNumberLayers(); ++i ) {
+ for ( int i = 0; i < hyp->GetNumberLayers(); ++i ) {
const UVPtStruct& uvPt = points[ iPFrom + i + 1 ];
L._leftNodes.push_back( uvPt.node );
uvVec.push_back ( pcurve->Value( uvPt.param ).XY() );
}
+ iPFrom += hyp->GetNumberLayers();
}
if ( isShrinkableR )
{
+ const THypVL* hyp = getLineHypothesis( L._rightLine->_index );
vector<gp_XY>& uvVec = L._lEdges.back()._uvRefined;
- for ( int i = 0; i < _hyp->GetNumberLayers(); ++i ) {
+ for ( int i = 0; i < hyp->GetNumberLayers(); ++i ) {
const UVPtStruct& uvPt = points[ iPTo - i - 1 ];
L._rightNodes.push_back( uvPt.node );
uvVec.push_back ( pcurve->Value( uvPt.param ).XY() );
}
+ iPTo -= hyp->GetNumberLayers();
}
// make proxy sub-mesh data of present nodes
//
- if ( isShrinkableL ) iPFrom += _hyp->GetNumberLayers();
- if ( isShrinkableR ) iPTo -= _hyp->GetNumberLayers();
UVPtStructVec nodeDataVec( & points[ iPFrom ], & points[ iPTo + 1 ]);
double normSize = nodeDataVec.back().normParam - nodeDataVec.front().normParam;
}
} // loop on FACEs sharing E
+ // Check if L is an already shrinked seam
+ if ( adjFace.IsNull() && _helper.IsRealSeam( edgeID ))
+ if ( L._wire->Edge( L._edgeInd ).Orientation() == TopAbs_FORWARD )
+ continue;
// Commented as a case with a seam EDGE (issue 0052461) is hard to support
// because SMESH_ProxyMesh can't hold different sub-meshes for two
// 2D representations of the seam. But such a case is not a real practice one.
- // Check if L is an already shrinked seam
- // if ( adjFace.IsNull() && _helper.IsRealSeam( edgeID ))
// {
// for ( int iL2 = iL1-1; iL2 > -1; --iL2 )
// {
// x-x-x-x-----x-----x----
// | | | | e1 e2 e3
- int isRShrinkedForAdjacent;
+ int isRShrinkedForAdjacent = 0;
UVPtStructVec nodeDataForAdjacent;
for ( int isR = 0; isR < 2; ++isR )
{
( isR ? L._leftLine->_lEdges.back() : L._rightLine->_lEdges.front() );
length2D = neighborLE._length2D;
if ( length2D == 0 )
- length2D = _thickness * nearLE._len2dTo3dRatio;
+ length2D = _maxThickness * nearLE._len2dTo3dRatio;
}
}
// move u to the internal boundary of layers
// u --> u
// x-x-x-x-----x-----x----
- double maxLen3D = Min( _thickness, edgeLen / ( 1 + nbAdvancable ));
+ double maxLen3D = Min( _maxThickness, edgeLen / ( 1 + nbAdvancable ));
double maxLen2D = maxLen3D * nearLE._len2dTo3dRatio;
if ( !length2D ) length2D = length1D / len1dTo2dRatio;
if ( Abs( length2D ) > maxLen2D )
// compute params of layers on L
vector<double> heights;
- calcLayersHeight( u - u0, heights );
+ const THypVL* hyp = getLineHypothesis( L2->_index );
+ calcLayersHeight( u - u0, heights, hyp );
//
vector< double > params( heights.size() );
for ( size_t i = 0; i < params.size(); ++i )
// x-x-x-x---
vector< const SMDS_MeshNode* >& layersNode = isR ? L._rightNodes : L._leftNodes;
vector<gp_XY>& nodeUV = ( isR ? L._lEdges.back() : L._lEdges[0] )._uvRefined;
- nodeUV.resize ( _hyp->GetNumberLayers() );
- layersNode.resize( _hyp->GetNumberLayers() );
+ nodeUV.resize ( hyp->GetNumberLayers() );
+ layersNode.resize( hyp->GetNumberLayers() );
const SMDS_MeshNode* vertexNode = nodeDataVec[ iPEnd ].node;
const SMDS_MeshNode * prevNode = vertexNode;
for ( size_t i = 0; i < params.size(); ++i )
{
- gp_Pnt p = curve.Value( params[i] );
+ const gp_Pnt p = curve.Value( params[i] );
layersNode[ i ] = helper.AddNode( p.X(), p.Y(), p.Z(), /*id=*/0, params[i] );
nodeUV [ i ] = pcurve->Value( params[i] ).XY();
helper.AddEdge( prevNode, layersNode[ i ] );
if ( !L2->_advancable )
{
isRShrinkedForAdjacent = isR;
- nodeDataForAdjacent.resize( _hyp->GetNumberLayers() );
+ nodeDataForAdjacent.resize( hyp->GetNumberLayers() );
size_t iFrw = 0, iRev = nodeDataForAdjacent.size()-1, *i = isR ? &iRev : &iFrw;
nodeDataForAdjacent[ *i ] = points[ isR ? L._lastPntInd : L._firstPntInd ];
{
// refine the not shared _LayerEdge
vector<double> layersHeight;
- calcLayersHeight( LE2._length2D, layersHeight );
+ calcLayersHeight( LE2._length2D, layersHeight, getLineHypothesis( L2._index ));
vector<gp_XY>& nodeUV2 = LE2._uvRefined;
- nodeUV2.resize ( _hyp->GetNumberLayers() );
- layerNodes2.resize( _hyp->GetNumberLayers() );
+ nodeUV2.resize ( layersHeight.size() );
+ layerNodes2.resize( layersHeight.size() );
for ( size_t i = 0; i < layersHeight.size(); ++i )
{
gp_XY uv = LE2._uvOut + LE2._normal2D * layersHeight[i];
if ( _noShrinkVert.count( getMeshDS()->ShapeToIndex( V )) || adjFace.IsNull() )
return false;
- TopoDS_Shape hypAssignedTo;
- if ( const StdMeshers_ViscousLayers2D* vlHyp = findHyp( *_mesh, adjFace, &hypAssignedTo ))
+ vector< const StdMeshers_ViscousLayers2D* > hyps;
+ vector< TopoDS_Shape > hypShapes;
+ if ( VISCOUS_2D::findHyps( *_mesh, adjFace, hyps, hypShapes ))
{
- VISCOUS_2D::_ViscousBuilder2D builder( *_mesh, adjFace, vlHyp );
+ VISCOUS_2D::_ViscousBuilder2D builder( *_mesh, adjFace, hyps, hypShapes );
builder._faceSideVec = StdMeshers_FaceSide::GetFaceWires( adjFace, *_mesh, true, _error );
- builder.findEdgesWithLayers( hypAssignedTo );
+ builder.findEdgesWithLayers();
PShapeIteratorPtr edgeIt = _helper.GetAncestors( V, *_mesh, TopAbs_EDGE );
while ( const TopoDS_Shape* edgeAtV = edgeIt->next() )
// store a proxyMesh in a sub-mesh
// make faces on each _PolyLine
vector< double > layersHeight;
- double prevLen2D = -1;
+ //double prevLen2D = -1;
for ( size_t iL = 0; iL < _polyLineVec.size(); ++iL )
{
_PolyLine& L = _polyLineVec[ iL ];
vector< double > segLen( L._lEdges.size() );
segLen[0] = 0.0;
- // check if length modification is usefull: look for _LayerEdge's
+ // check if length modification is useful: look for _LayerEdge's
// with length limited due to collisions
bool lenLimited = false;
for ( size_t iLE = 1; ( iLE < L._lEdges.size()-1 && !lenLimited ); ++iLE )
}
// normalized height of layers
- calcLayersHeight( 1., layersHeight );
+ const THypVL* hyp = getLineHypothesis( iL );
+ calcLayersHeight( 1., layersHeight, hyp);
// Create layers of faces
for ( int i = L._firstPntInd; i <= L._lastPntInd; ++i )
outerNodes[ i-L._firstPntInd ] = points[i].node;
- L._leftNodes .reserve( _hyp->GetNumberLayers() );
- L._rightNodes.reserve( _hyp->GetNumberLayers() );
+ L._leftNodes .reserve( hyp->GetNumberLayers() );
+ L._rightNodes.reserve( hyp->GetNumberLayers() );
int cur = 0, prev = -1; // to take into account orientation of _face
if ( isReverse ) std::swap( cur, prev );
- for ( int iF = 0; iF < _hyp->GetNumberLayers(); ++iF ) // loop on layers of faces
+ for ( int iF = 0; iF < hyp->GetNumberLayers(); ++iF ) // loop on layers of faces
{
// create innerNodes of a current layer
for ( size_t i = iN0; i < iNE; ++i )
nodeDataVec.front().param = L._wire->FirstU( L._edgeInd );
nodeDataVec.back() .param = L._wire->LastU ( L._edgeInd );
+ if (( nodeDataVec[0].node == nodeDataVec.back().node ) &&
+ ( _helper.GetPeriodicIndex() == 1 || _helper.GetPeriodicIndex() == 2 )) // closed EDGE
+ {
+ const int iCoord = _helper.GetPeriodicIndex();
+ gp_XY uv = nodeDataVec[0].UV();
+ uv.SetCoord( iCoord, L._lEdges[0]._uvOut.Coord( iCoord ));
+ nodeDataVec[0].SetUV( uv );
+
+ uv = nodeDataVec.back().UV();
+ uv.SetCoord( iCoord, L._lEdges.back()._uvOut.Coord( iCoord ));
+ nodeDataVec.back().SetUV( uv );
+ }
+
_ProxyMeshOfFace::_EdgeSubMesh* edgeSM
= getProxyMesh()->GetEdgeSubMesh( L._wire->EdgeID( L._edgeInd ));
edgeSM->SetUVPtStructVec( nodeDataVec );
return thereWereElems;
}
+//================================================================================
+/*!
+ * \brief Returns a hypothesis for a _PolyLine
+ */
+//================================================================================
+
+const StdMeshers_ViscousLayers2D* _ViscousBuilder2D::getLineHypothesis(int iPL)
+{
+ return iPL < (int)_hypOfEdge.size() ? _hypOfEdge[ iPL ] : _hyps[0];
+}
+
+//================================================================================
+/*!
+ * \brief Returns a layers thickness for a _PolyLine
+ */
+//================================================================================
+
+double _ViscousBuilder2D::getLineThickness(int iPL)
+{
+ if ( const StdMeshers_ViscousLayers2D* h = getLineHypothesis( iPL ))
+ return Min( _maxThickness, h->GetTotalThickness() );
+ return _maxThickness;
+}
+
//================================================================================
/*!
* \brief Creates a _ProxyMeshOfFace and store it in a sub-mesh of FACE
//================================================================================
void _ViscousBuilder2D::calcLayersHeight(const double totalThick,
- vector<double>& heights)
+ vector<double>& heights,
+ const THypVL* hyp)
{
- heights.resize( _hyp->GetNumberLayers() );
+ const double fPowN = pow( hyp->GetStretchFactor(), hyp->GetNumberLayers() );
+ heights.resize( hyp->GetNumberLayers() );
double h0;
- if ( _fPowN - 1 <= numeric_limits<double>::min() )
- h0 = totalThick / _hyp->GetNumberLayers();
+ if ( fPowN - 1 <= numeric_limits<double>::min() )
+ h0 = totalThick / hyp->GetNumberLayers();
else
- h0 = totalThick * ( _hyp->GetStretchFactor() - 1 )/( _fPowN - 1 );
+ h0 = totalThick * ( hyp->GetStretchFactor() - 1 )/( fPowN - 1 );
double hSum = 0, hi = h0;
- for ( int i = 0; i < _hyp->GetNumberLayers(); ++i )
+ for ( int i = 0; i < hyp->GetNumberLayers(); ++i )
{
hSum += hi;
heights[ i ] = hSum;
- hi *= _hyp->GetStretchFactor();
+ hi *= hyp->GetStretchFactor();
}
}
void _SegmentTree::buildChildrenData()
{
- for ( int i = 0; i < _segments.size(); ++i )
+ for ( size_t i = 0; i < _segments.size(); ++i )
for (int j = 0; j < nbChildren(); j++)
if ( !myChildren[j]->getBox()->IsOut( *_segments[i]._seg->_uv[0],
*_segments[i]._seg->_uv[1] ))
for (int j = 0; j < nbChildren(); j++)
{
_SegmentTree* child = static_cast<_SegmentTree*>( myChildren[j]);
- child->myIsLeaf = ( child->_segments.size() <= maxNbSegInLeaf() );
+ child->myIsLeaf = ((int) child->_segments.size() <= maxNbSegInLeaf() );
}
}
if ( isLeaf() )
{
- for ( int i = 0; i < _segments.size(); ++i )
+ for ( size_t i = 0; i < _segments.size(); ++i )
if ( !_segments[i].IsOut( seg ))
found.push_back( _segments[i]._seg );
}
if ( isLeaf() )
{
- for ( int i = 0; i < _segments.size(); ++i )
+ for ( size_t i = 0; i < _segments.size(); ++i )
if ( !_segments[i].IsOut( ray ))
found.push_back( _segments[i]._seg );
}