-// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020 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 "StdMeshers_ViscousLayers.hxx"
+#include "ObjectPool.hxx"
#include "SMDS_EdgePosition.hxx"
#include "SMDS_FaceOfNodes.hxx"
#include "SMDS_FacePosition.hxx"
#include "SMDS_MeshNode.hxx"
+#include "SMDS_PolygonalFaceOfNodes.hxx"
#include "SMDS_SetIterator.hxx"
#include "SMESHDS_Group.hxx"
#include "SMESHDS_Hypothesis.hxx"
#include "SMESHDS_Mesh.hxx"
#include "SMESH_Algo.hxx"
+#include "SMESH_Block.hxx"
#include "SMESH_ComputeError.hxx"
#include "SMESH_ControlsDef.hxx"
#include "SMESH_Gen.hxx"
#include "SMESH_HypoFilter.hxx"
#include "SMESH_Mesh.hxx"
#include "SMESH_MeshAlgos.hxx"
+#include "SMESH_MeshEditor.hxx"
#include "SMESH_MesherHelper.hxx"
#include "SMESH_ProxyMesh.hxx"
#include "SMESH_subMesh.hxx"
#include "SMESH_subMeshEventListener.hxx"
#include "StdMeshers_FaceSide.hxx"
+#include "StdMeshers_ProjectionUtils.hxx"
#include "StdMeshers_ViscousLayers2D.hxx"
#include <Adaptor3d_HSurface.hxx>
#include <list>
#include <queue>
#include <string>
+#include <unordered_map>
#ifdef _DEBUG_
//#define __myDEBUG
enum UIndex { U_TGT = 1, U_SRC, LEN_TGT };
const double theMinSmoothCosin = 0.1;
- const double theSmoothThickToElemSizeRatio = 0.3;
+ const double theSmoothThickToElemSizeRatio = 0.6;
const double theMinSmoothTriaAngle = 30;
const double theMinSmoothQuadAngle = 45;
virtual void ProcessEvent(const int event,
const int eventType,
SMESH_subMesh* subMesh,
- SMESH_subMeshEventListenerData* data,
- const SMESH_Hypothesis* hyp)
+ SMESH_subMeshEventListenerData* /*data*/,
+ const SMESH_Hypothesis* /*hyp*/)
{
if (( SMESH_subMesh::COMPUTE_EVENT == eventType ) &&
( SMESH_subMesh::CHECK_COMPUTE_STATE != event &&
double _h2lenRatio; // avgNormProj / (2*avgDist)
gp_Pnt2d _uv; // UV used in putOnOffsetSurface()
public:
- static _Curvature* New( double avgNormProj, double avgDist )
- {
- _Curvature* c = 0;
- if ( fabs( avgNormProj / avgDist ) > 1./200 )
- {
- c = new _Curvature;
- c->_r = avgDist * avgDist / avgNormProj;
- c->_k = avgDist * avgDist / c->_r / c->_r;
- //c->_k = avgNormProj / c->_r;
- c->_k *= ( c->_r < 0 ? 1/1.1 : 1.1 ); // not to be too restrictive
- c->_h2lenRatio = avgNormProj / ( avgDist + avgDist );
-
- c->_uv.SetCoord( 0., 0. );
- }
- return c;
- }
+ static _Curvature* New( double avgNormProj, double avgDist );
double lenDelta(double len) const { return _k * ( _r + len ); }
double lenDeltaByDist(double dist) const { return dist * _h2lenRatio; }
};
gp_XYZ _normal; // to boundary of solid
vector<gp_XYZ> _pos; // points computed during inflation
- double _len; // length achived with the last inflation step
+ double _len; // length achieved with the last inflation step
double _maxLen; // maximal possible length
double _cosin; // of angle (_normal ^ surface)
double _minAngle; // of _simplices
enum EFlags { TO_SMOOTH = 0x0000001,
MOVED = 0x0000002, // set by _neibors[i]->SetNewLength()
- SMOOTHED = 0x0000004, // set by this->Smooth()
+ SMOOTHED = 0x0000004, // set by _LayerEdge::Smooth()
DIFFICULT = 0x0000008, // near concave VERTEX
ON_CONCAVE_FACE = 0x0000010,
BLOCKED = 0x0000020, // not to inflate any more
INTERSECTED = 0x0000040, // close intersection with a face found
NORMAL_UPDATED = 0x0000080,
- MARKED = 0x0000100, // local usage
- MULTI_NORMAL = 0x0000200, // a normal is invisible by some of surrounding faces
- NEAR_BOUNDARY = 0x0000400, // is near FACE boundary forcing smooth
- SMOOTHED_C1 = 0x0000800, // is on _eosC1
- DISTORTED = 0x0001000, // was bad before smoothing
- RISKY_SWOL = 0x0002000, // SWOL is parallel to a source FACE
- UNUSED_FLAG = 0x0100000
+ UPD_NORMAL_CONV = 0x0000100, // to update normal on boundary of concave FACE
+ MARKED = 0x0000200, // local usage
+ MULTI_NORMAL = 0x0000400, // a normal is invisible by some of surrounding faces
+ NEAR_BOUNDARY = 0x0000800, // is near FACE boundary forcing smooth
+ SMOOTHED_C1 = 0x0001000, // is on _eosC1
+ DISTORTED = 0x0002000, // was bad before smoothing
+ RISKY_SWOL = 0x0004000, // SWOL is parallel to a source FACE
+ SHRUNK = 0x0008000, // target node reached a tgt position while shrink()
+ UNUSED_FLAG = 0x0100000 // to add user flags after
};
bool Is ( int flag ) const { return _flags & flag; }
void Set ( int flag ) { _flags |= flag; }
void Unset( int flag ) { _flags &= ~flag; }
+ std::string DumpFlags() const; // debug
void SetNewLength( double len, _EdgesOnShape& eos, SMESH_MesherHelper& helper );
bool SetNewLength2d( Handle(Geom_Surface)& surface,
const gp_XYZ& PrevPos() const { return _pos[ _pos.size() - 2 ]; }
gp_XYZ PrevCheckPos( _EdgesOnShape* eos=0 ) const;
gp_Ax1 LastSegment(double& segLen, _EdgesOnShape& eos) const;
- gp_XY LastUV( const TopoDS_Face& F, _EdgesOnShape& eos ) const;
+ gp_XY LastUV( const TopoDS_Face& F, _EdgesOnShape& eos, int which=-1 ) const;
bool IsOnEdge() const { return _2neibors; }
+ bool IsOnFace() const { return ( _nodes[0]->GetPosition()->GetDim() == 2 ); }
+ int BaseShapeDim() const { return _nodes[0]->GetPosition()->GetDim(); }
gp_XYZ Copy( _LayerEdge& other, _EdgesOnShape& eos, SMESH_MesherHelper& helper );
void SetCosin( double cosin );
void SetNormal( const gp_XYZ& n ) { _normal = n; }
+ void SetMaxLen( double l ) { _maxLen = l; }
int NbSteps() const { return _pos.size() - 1; } // nb inlation steps
bool IsNeiborOnEdge( const _LayerEdge* edge ) const;
void SetSmooLen( double len ) { // set _len at which smoothing is needed
gp_XYZ* _plnNorm;
_2NearEdges() { _edges[0]=_edges[1]=0; _plnNorm = 0; }
+ ~_2NearEdges(){ delete _plnNorm; }
const SMDS_MeshNode* tgtNode(bool is2nd) {
return _edges[is2nd] ? _edges[is2nd]->_nodes.back() : 0;
}
_thickness = Max( _thickness, hyp->GetTotalThickness() );
_stretchFactor += hyp->GetStretchFactor();
_method = hyp->GetMethod();
+ if ( _groupName.empty() )
+ _groupName = hyp->GetGroupName();
}
}
double GetTotalThickness() const { return _thickness; /*_nbHyps ? _thickness / _nbHyps : 0;*/ }
double GetStretchFactor() const { return _nbHyps ? _stretchFactor / _nbHyps : 0; }
int GetNumberLayers() const { return _nbLayers; }
int GetMethod() const { return _method; }
+ bool ToCreateGroup() const { return !_groupName.empty(); }
+ const std::string& GetGroupName() const { return _groupName; }
bool UseSurfaceNormal() const
{ return _method == StdMeshers_ViscousLayers::SURF_OFFSET_SMOOTH; }
bool IsOffsetMethod() const
{ return _method == StdMeshers_ViscousLayers::FACE_OFFSET; }
+ bool operator==( const AverageHyp& other ) const
+ {
+ return ( _nbLayers == other._nbLayers &&
+ _method == other._method &&
+ Equals( GetTotalThickness(), other.GetTotalThickness() ) &&
+ Equals( GetStretchFactor(), other.GetStretchFactor() ));
+ }
+ static bool Equals( double v1, double v2 ) { return Abs( v1 - v2 ) < 0.01 * ( v1 + v2 ); }
+
private:
- int _nbLayers, _nbHyps, _method;
- double _thickness, _stretchFactor;
+ int _nbLayers, _nbHyps, _method;
+ double _thickness, _stretchFactor;
+ std::string _groupName;
};
//--------------------------------------------------------------------------------
vector< _EdgesOnShape* > _eosConcaVer; // edges at concave VERTEXes of a FACE
vector< _EdgesOnShape* > _eosC1; // to smooth together several C1 continues shapes
- vector< gp_XYZ > _faceNormals; // if _shape is FACE
+ typedef std::unordered_map< const SMDS_MeshElement*, gp_XYZ > TFace2NormMap;
+ TFace2NormMap _faceNormals; // if _shape is FACE
vector< _EdgesOnShape* > _faceEOS; // to get _faceNormals of adjacent FACEs
Handle(ShapeAnalysis_Surface) _offsetSurf;
_SolidData* _data; // parent SOLID
+ _LayerEdge* operator[](size_t i) const { return (_LayerEdge*) _edges[i]; }
+ size_t size() const { return _edges.size(); }
TopAbs_ShapeEnum ShapeType() const
{ return _shape.IsNull() ? TopAbs_SHAPE : _shape.ShapeType(); }
TopAbs_ShapeEnum SWOLType() const
_SolidData& GetData() const { return *_data; }
_EdgesOnShape(): _shapeID(-1), _subMesh(0), _toSmooth(false), _edgeSmoother(0) {}
+ ~_EdgesOnShape();
};
//--------------------------------------------------------------------------------
/*!
- * \brief Convex FACE whose radius of curvature is less than the thickness of
+ * \brief Convex FACE whose radius of curvature is less than the thickness of
* layers. It is used to detect distortion of prisms based on a convex
* FACE and to update normals to enable further increasing the thickness
*/
// map a sub-shape to _SolidData::_edgesOnShape
map< TGeomID, _EdgesOnShape* > _subIdToEOS;
+ bool _isTooCurved;
bool _normalsFixed;
+ bool _normalsFixedOnBorders; // used in putOnOffsetSurface()
+
+ double GetMaxCurvature( _SolidData& data,
+ _EdgesOnShape& eof,
+ BRepLProp_SLProps& surfProp,
+ SMESH_MesherHelper& helper);
bool GetCenterOfCurvature( _LayerEdge* ledge,
BRepLProp_SLProps& surfProp,
{
typedef const StdMeshers_ViscousLayers* THyp;
TopoDS_Shape _solid;
+ TopTools_MapOfShape _before; // SOLIDs to be computed before _solid
TGeomID _index; // SOLID id
_MeshOfSolid* _proxyMesh;
+ bool _done;
list< THyp > _hyps;
list< TopoDS_Shape > _hypShapes;
map< TGeomID, THyp > _face2hyp; // filled if _hyps.size() > 1
// _LayerEdge's with underlying shapes
vector< _EdgesOnShape > _edgesOnShape;
- // key: an id of shape (EDGE or VERTEX) shared by a FACE with
+ // key: an ID of shape (EDGE or VERTEX) shared by a FACE with
// layers and a FACE w/o layers
// value: the shape (FACE or EDGE) to shrink mesh on.
// _LayerEdge's basing on nodes on key shape are inflated along the value shape
// Convex FACEs whose radius of curvature is less than the thickness of layers
map< TGeomID, _ConvexFace > _convexFaces;
- // shapes (EDGEs and VERTEXes) srink from which is forbidden due to collisions with
+ // shapes (EDGEs and VERTEXes) shrink from which is forbidden due to collisions with
// the adjacent SOLID
set< TGeomID > _noShrinkShapes;
int _nbShapesToSmooth;
- //map< TGeomID,Handle(Geom_Curve)> _edge2curve;
-
vector< _CollisionEdges > _collisionEdges;
set< TGeomID > _concaveFaces;
_SolidData(const TopoDS_Shape& s=TopoDS_Shape(),
_MeshOfSolid* m=0)
- :_solid(s), _proxyMesh(m), _helper(0) {}
- ~_SolidData();
+ :_solid(s), _proxyMesh(m), _done(false),_helper(0) {}
+ ~_SolidData() { delete _helper; _helper = 0; }
void SortOnEdge( const TopoDS_Edge& E, vector< _LayerEdge* >& edges);
void Sort2NeiborsOnEdge( vector< _LayerEdge* >& edges );
void Append( const gp_Pnt& center, _LayerEdge* ledge )
{
+ if ( ledge->Is( _LayerEdge::MULTI_NORMAL ))
+ return;
if ( _curvaCenters.size() > 0 )
_segLength2.push_back( center.SquareDistance( _curvaCenters.back() ));
_curvaCenters.push_back( center );
const gp_XY& uvToFix,
const double refSign );
};
+ struct PyDump;
+ struct Periodicity;
//--------------------------------------------------------------------------------
/*!
* \brief Builder of viscous layers
private:
- bool findSolidsWithLayers();
+ bool findSolidsWithLayers(const bool checkFaceMesh=true);
+ bool setBefore( _SolidData& solidBefore, _SolidData& solidAfter );
bool findFacesWithLayers(const bool onlyWith=false);
+ void findPeriodicFaces();
void getIgnoreFaces(const TopoDS_Shape& solid,
const StdMeshers_ViscousLayers* hyp,
const TopoDS_Shape& hypShape,
set<TGeomID>& ignoreFaces);
+ void makeEdgesOnShape();
bool makeLayer(_SolidData& data);
void setShapeData( _EdgesOnShape& eos, SMESH_subMesh* sm, _SolidData& data );
bool setEdgeData( _LayerEdge& edge, _EdgesOnShape& eos,
void makeOffsetSurface( _EdgesOnShape& eos, SMESH_MesherHelper& );
void putOnOffsetSurface( _EdgesOnShape& eos, int infStep,
vector< _EdgesOnShape* >& eosC1,
- int smooStep=0, bool moveAll=false );
+ int smooStep=0, int moveAll=false );
void findCollisionEdges( _SolidData& data, SMESH_MesherHelper& helper );
+ void findEdgesToUpdateNormalNearConvexFace( _ConvexFace & convFace,
+ _SolidData& data,
+ SMESH_MesherHelper& helper );
void limitMaxLenByCurvature( _SolidData& data, SMESH_MesherHelper& helper );
void limitMaxLenByCurvature( _LayerEdge* e1, _LayerEdge* e2,
_EdgesOnShape& eos1, _EdgesOnShape& eos2,
- SMESH_MesherHelper& helper );
+ const bool isSmoothable );
bool updateNormals( _SolidData& data, SMESH_MesherHelper& helper, int stepNb, double stepSize );
bool updateNormalsOfConvexFaces( _SolidData& data,
SMESH_MesherHelper& helper,
_LayerEdge& edge,
const gp_XYZ& newNormal);
bool refine(_SolidData& data);
- bool shrink();
+ bool shrink(_SolidData& data);
bool prepareEdgeToShrink( _LayerEdge& edge, _EdgesOnShape& eos,
SMESH_MesherHelper& helper,
const SMESHDS_SubMesh* faceSubMesh );
const bool is2D,
const int step,
set<const SMDS_MeshNode*> * involvedNodes=NULL);
- bool addBoundaryElements();
+ bool addBoundaryElements(_SolidData& data);
bool error( const string& text, int solidID=-1 );
SMESHDS_Mesh* getMeshDS() const { return _mesh->GetMeshDS(); }
// debug
void makeGroupOfLE();
- SMESH_Mesh* _mesh;
- SMESH_ComputeErrorPtr _error;
+ SMESH_Mesh* _mesh;
+ SMESH_ComputeErrorPtr _error;
+
+ vector< _SolidData > _sdVec;
+ TopTools_IndexedMapOfShape _solids; // to find _SolidData by a solid
+ TopTools_MapOfShape _shrunkFaces;
+ std::unique_ptr<Periodicity> _periodicity;
- vector< _SolidData > _sdVec;
- int _tmpFaceID;
+ int _tmpFaceID;
+ PyDump* _pyDump;
};
//--------------------------------------------------------------------------------
/*!
size_t _iSeg[2]; // index of segment where extreme tgt node is projected
_EdgesOnShape& _eos;
double _curveLen; // length of the EDGE
+ std::pair<int,int> _eToSmooth[2]; // <from,to> indices of _LayerEdge's in _eos
static Handle(Geom_Curve) CurveForSmooth( const TopoDS_Edge& E,
_EdgesOnShape& eos,
bool Perform(_SolidData& data,
Handle(ShapeAnalysis_Surface)& surface,
const TopoDS_Face& F,
- SMESH_MesherHelper& helper )
- {
- if ( _leParams.empty() || ( !isAnalytic() && _offPoints.empty() ))
- prepare( data );
+ SMESH_MesherHelper& helper );
- if ( isAnalytic() )
- return smoothAnalyticEdge( data, surface, F, helper );
- else
- return smoothComplexEdge ( data, surface, F, helper );
- }
void prepare(_SolidData& data );
+ void findEdgesToSmooth();
+
+ bool isToSmooth( int iE );
+
bool smoothAnalyticEdge( _SolidData& data,
Handle(ShapeAnalysis_Surface)& surface,
const TopoDS_Face& F,
SMESH_MesherHelper& helper);
-
- bool smoothComplexEdge( _SolidData& data,
+ bool smoothComplexEdge( _SolidData& data,
Handle(ShapeAnalysis_Surface)& surface,
const TopoDS_Face& F,
SMESH_MesherHelper& helper);
-
gp_XYZ getNormalNormal( const gp_XYZ & normal,
const gp_XYZ& edgeDir);
-
_LayerEdge* getLEdgeOnV( bool is2nd )
{
return _eos._edges[ is2nd ? _eos._edges.size()-1 : 0 ]->_2neibors->_edges[ is2nd ];
}
bool isAnalytic() const { return !_anaCurve.IsNull(); }
+
+ void offPointsToPython() const; // debug
};
//--------------------------------------------------------------------------------
/*!
* \brief Class of temporary mesh face.
* We can't use SMDS_FaceOfNodes since it's impossible to set it's ID which is
- * needed because SMESH_ElementSearcher internaly uses set of elements sorted by ID
+ * needed because SMESH_ElementSearcher internally uses set of elements sorted by ID
*/
- struct _TmpMeshFace : public SMDS_MeshElement
+ struct _TmpMeshFace : public SMDS_PolygonalFaceOfNodes
{
- vector<const SMDS_MeshNode* > _nn;
+ const SMDS_MeshElement* _srcFace;
+
_TmpMeshFace( const vector<const SMDS_MeshNode*>& nodes,
- int id, int faceID=-1, int idInFace=-1):
- SMDS_MeshElement(id), _nn(nodes) { setShapeId(faceID); setIdInShape(idInFace); }
- virtual const SMDS_MeshNode* GetNode(const int ind) const { return _nn[ind]; }
- virtual SMDSAbs_ElementType GetType() const { return SMDSAbs_Face; }
- virtual vtkIdType GetVtkType() const { return -1; }
- virtual SMDSAbs_EntityType GetEntityType() const { return SMDSEntity_Last; }
- virtual SMDSAbs_GeometryType GetGeomType() const
- { return _nn.size() == 3 ? SMDSGeom_TRIANGLE : SMDSGeom_QUADRANGLE; }
- virtual SMDS_ElemIteratorPtr elementsIterator(SMDSAbs_ElementType) const
- { return SMDS_ElemIteratorPtr( new SMDS_NodeVectorElemIterator( _nn.begin(), _nn.end()));}
+ int ID,
+ int faceID=-1,
+ const SMDS_MeshElement* srcFace=0 ):
+ SMDS_PolygonalFaceOfNodes(nodes), _srcFace( srcFace ) { setID( ID ); setShapeID( faceID ); }
+ virtual SMDSAbs_EntityType GetEntityType() const
+ { return _srcFace ? _srcFace->GetEntityType() : SMDSEntity_Quadrangle; }
+ virtual SMDSAbs_GeometryType GetGeomType() const
+ { return _srcFace ? _srcFace->GetGeomType() : SMDSGeom_QUADRANGLE; }
};
//--------------------------------------------------------------------------------
/*!
- * \brief Class of temporary mesh face storing _LayerEdge it's based on
+ * \brief Class of temporary mesh quadrangle face storing _LayerEdge it's based on
*/
struct _TmpMeshFaceOnEdge : public _TmpMeshFace
{
_TmpMeshFaceOnEdge( _LayerEdge* le1, _LayerEdge* le2, int ID ):
_TmpMeshFace( vector<const SMDS_MeshNode*>(4), ID ), _le1(le1), _le2(le2)
{
- _nn[0]=_le1->_nodes[0];
- _nn[1]=_le1->_nodes.back();
- _nn[2]=_le2->_nodes.back();
- _nn[3]=_le2->_nodes[0];
+ myNodes[0]=_le1->_nodes[0];
+ myNodes[1]=_le1->_nodes.back();
+ myNodes[2]=_le2->_nodes.back();
+ myNodes[3]=_le2->_nodes[0];
+ }
+ const SMDS_MeshNode* n( size_t i ) const
+ {
+ return myNodes[ i ];
}
gp_XYZ GetDir() const // return average direction of _LayerEdge's, normal to EDGE
{
- SMESH_TNodeXYZ p0s( _nn[0] );
- SMESH_TNodeXYZ p0t( _nn[1] );
- SMESH_TNodeXYZ p1t( _nn[2] );
- SMESH_TNodeXYZ p1s( _nn[3] );
+ SMESH_TNodeXYZ p0s( myNodes[0] );
+ SMESH_TNodeXYZ p0t( myNodes[1] );
+ SMESH_TNodeXYZ p1t( myNodes[2] );
+ SMESH_TNodeXYZ p1s( myNodes[3] );
gp_XYZ v0 = p0t - p0s;
gp_XYZ v1 = p1t - p1s;
gp_XYZ v01 = p1s - p0s;
}
gp_XYZ GetDir(_LayerEdge* le1, _LayerEdge* le2) // return average direction of _LayerEdge's
{
- _nn[0]=le1->_nodes[0];
- _nn[1]=le1->_nodes.back();
- _nn[2]=le2->_nodes.back();
- _nn[3]=le2->_nodes[0];
+ myNodes[0]=le1->_nodes[0];
+ myNodes[1]=le1->_nodes.back();
+ myNodes[2]=le2->_nodes.back();
+ myNodes[3]=le2->_nodes[0];
return GetDir();
}
};
( dot * dot ) / l1 / l2 >= ( cos * cos ));
}
+ class _Factory
+ {
+ ObjectPool< _LayerEdge > _edgePool;
+ ObjectPool< _Curvature > _curvaturePool;
+ ObjectPool< _2NearEdges > _nearEdgesPool;
+
+ static _Factory* & me()
+ {
+ static _Factory* theFactory = 0;
+ return theFactory;
+ }
+ public:
+
+ _Factory() { me() = this; }
+ ~_Factory() { me() = 0; }
+
+ static _LayerEdge* NewLayerEdge() { return me()->_edgePool.getNew(); }
+ static _Curvature * NewCurvature() { return me()->_curvaturePool.getNew(); }
+ static _2NearEdges* NewNearEdges() { return me()->_nearEdgesPool.getNew(); }
+ };
+
} // namespace VISCOUS_3D
//================================================================================
// StdMeshers_ViscousLayers hypothesis
//
-StdMeshers_ViscousLayers::StdMeshers_ViscousLayers(int hypId, int studyId, SMESH_Gen* gen)
- :SMESH_Hypothesis(hypId, studyId, gen),
+StdMeshers_ViscousLayers::StdMeshers_ViscousLayers(int hypId, SMESH_Gen* gen)
+ :SMESH_Hypothesis(hypId, gen),
_isToIgnoreShapes(1), _nbLayers(1), _thickness(1), _stretchFactor(1),
- _method( SURF_OFFSET_SMOOTH )
+ _method( SURF_OFFSET_SMOOTH ),
+ _groupName("")
{
_name = StdMeshers_ViscousLayers::GetHypType();
_param_algo_dim = -3; // auxiliary hyp used by 3D algos
if ( _method != method )
_method = method, NotifySubMeshesHypothesisModification();
} // --------------------------------------------------------------------------------
+void StdMeshers_ViscousLayers::SetGroupName(const std::string& name)
+{
+ if ( _groupName != name )
+ {
+ _groupName = name;
+ if ( !_groupName.empty() )
+ NotifySubMeshesHypothesisModification();
+ }
+} // --------------------------------------------------------------------------------
SMESH_ProxyMesh::Ptr
StdMeshers_ViscousLayers::Compute(SMESH_Mesh& theMesh,
const TopoDS_Shape& theShape,
const bool toMakeN2NMap) const
{
using namespace VISCOUS_3D;
- _ViscousBuilder bulder;
- SMESH_ComputeErrorPtr err = bulder.Compute( theMesh, theShape );
+ _ViscousBuilder builder;
+ SMESH_ComputeErrorPtr err = builder.Compute( theMesh, theShape );
if ( err && !err->IsOK() )
return SMESH_ProxyMesh::Ptr();
_ViscousListener::GetSolidMesh( &theMesh, exp.Current(), /*toCreate=*/false))
{
if ( toMakeN2NMap && !pm->_n2nMapComputed )
- if ( !bulder.MakeN2NMap( pm ))
+ if ( !builder.MakeN2NMap( pm ))
return SMESH_ProxyMesh::Ptr();
components.push_back( SMESH_ProxyMesh::Ptr( pm ));
pm->myIsDeletable = false; // it will de deleted by boost::shared_ptr
save << " " << _shapeIds[i];
save << " " << !_isToIgnoreShapes; // negate to keep the behavior in old studies.
save << " " << _method;
+ save << " " << _groupName.size();
+ if ( !_groupName.empty() )
+ save << " " << _groupName;
return save;
} // --------------------------------------------------------------------------------
std::istream & StdMeshers_ViscousLayers::LoadFrom(std::istream & load)
_isToIgnoreShapes = !shapeToTreat;
if ( load >> method )
_method = (ExtrusionMethod) method;
+ int nameSize = 0;
+ if ( load >> nameSize && nameSize > 0 )
+ {
+ _groupName.resize( nameSize );
+ load.get( _groupName[0] ); // remove a white-space
+ load.getline( &_groupName[0], nameSize + 1 );
+ }
}
else {
_isToIgnoreShapes = true; // old behavior
}
return load;
} // --------------------------------------------------------------------------------
-bool StdMeshers_ViscousLayers::SetParametersByMesh(const SMESH_Mesh* theMesh,
- const TopoDS_Shape& theShape)
+bool StdMeshers_ViscousLayers::SetParametersByMesh(const SMESH_Mesh* /*theMesh*/,
+ const TopoDS_Shape& /*theShape*/)
{
// TODO
return false;
const TopoDS_Shape& theShape,
SMESH_Hypothesis::Hypothesis_Status& theStatus)
{
- VISCOUS_3D::_ViscousBuilder bulder;
- SMESH_ComputeErrorPtr err = bulder.CheckHypotheses( theMesh, theShape );
+ VISCOUS_3D::_ViscousBuilder builder;
+ SMESH_ComputeErrorPtr err = builder.CheckHypotheses( theMesh, theShape );
if ( err && !err->IsOK() )
theStatus = SMESH_Hypothesis::HYP_INCOMPAT_HYPS;
else
( std::find( _shapeIds.begin(), _shapeIds.end(), shapeIndex ) != _shapeIds.end() );
return IsToIgnoreShapes() ? !isIn : isIn;
}
+
+// --------------------------------------------------------------------------------
+SMDS_MeshGroup* StdMeshers_ViscousLayers::CreateGroup( const std::string& theName,
+ SMESH_Mesh& theMesh,
+ SMDSAbs_ElementType theType)
+{
+ SMESH_Group* group = 0;
+ SMDS_MeshGroup* groupDS = 0;
+
+ if ( theName.empty() )
+ return groupDS;
+
+ if ( SMESH_Mesh::GroupIteratorPtr grIt = theMesh.GetGroups() )
+ while( grIt->more() && !group )
+ {
+ group = grIt->next();
+ if ( !group ||
+ group->GetGroupDS()->GetType() != theType ||
+ group->GetName() != theName ||
+ !dynamic_cast< SMESHDS_Group* >( group->GetGroupDS() ))
+ group = 0;
+ }
+ if ( !group )
+ group = theMesh.AddGroup( theType, theName.c_str() );
+
+ groupDS = & dynamic_cast< SMESHDS_Group* >( group->GetGroupDS() )->SMDSGroup();
+
+ return groupDS;
+}
+
// END StdMeshers_ViscousLayers hypothesis
//================================================================================
//================================================================================
/*!
- * \brief Computes mimimal distance of face in-FACE nodes from an EDGE
+ * \brief Computes minimal distance of face in-FACE nodes from an EDGE
* \param [in] face - the mesh face to treat
* \param [in] nodeOnEdge - a node on the EDGE
* \param [out] faceSize - the computed distance
// look for two neighbor not in-FACE nodes of face
for ( int i = 0; i < 2; ++i )
{
- if ( nNext[i]->GetPosition()->GetDim() != 2 &&
- nNext[i]->GetID() < nodeOnEdge->GetID() )
+ if (( nNext[i]->GetPosition()->GetDim() != 2 ) &&
+ ( nodeOnEdge->GetPosition()->GetDim() == 0 || nNext[i]->GetID() < nodeOnEdge->GetID() ))
{
// look for an in-FACE node
for ( int iN = 0; iN < nbN; ++iN )
// HOWTO use: run python commands written in a console to see
// construction steps of viscous layers
#ifdef __myDEBUG
- ofstream* py;
- int theNbPyFunc;
- struct PyDump {
+ ostream* py;
+ int theNbPyFunc;
+ struct PyDump
+ {
PyDump(SMESH_Mesh& m) {
int tag = 3 + m.GetId();
const char* fname = "/tmp/viscous.py";
- cout << "execfile('"<<fname<<"')"<<endl;
- py = new ofstream(fname);
+ cout << "exec(open('"<<fname<<"','rb').read() )"<<endl;
+ py = _pyStream = new ofstream(fname);
*py << "import SMESH" << endl
<< "from salome.smesh import smeshBuilder" << endl
- << "smesh = smeshBuilder.New(salome.myStudy)" << endl
- << "meshSO = smesh.GetCurrentStudy().FindObjectID('0:1:2:" << tag <<"')" << endl
+ << "smesh = smeshBuilder.New()" << endl
+ << "meshSO = salome.myStudy.FindObjectID('0:1:2:" << tag <<"')" << endl
<< "mesh = smesh.Mesh( meshSO.GetObject() )"<<endl;
theNbPyFunc = 0;
}
delete py; py=0;
}
~PyDump() { Finish(); cout << "NB FUNCTIONS: " << theNbPyFunc << endl; }
+ struct MyStream : public ostream
+ {
+ template <class T> ostream & operator<<( const T &anything ) { return *this ; }
+ };
+ void Pause() { py = &_mystream; }
+ void Resume() { py = _pyStream; }
+ MyStream _mystream;
+ ostream* _pyStream;
};
#define dumpFunction(f) { _dumpFunction(f, __LINE__);}
#define dumpMove(n) { _dumpMove(n, __LINE__);}
#else
- struct PyDump { PyDump(SMESH_Mesh&) {} void Finish() {} };
+ struct PyDump { PyDump(SMESH_Mesh&) {} void Finish() {} void Pause() {} void Resume() {} };
#define dumpFunction(f) f
#define dumpMove(n)
#define dumpMoveComm(n,txt)
SMESH_ComputeErrorPtr _ViscousBuilder::Compute(SMESH_Mesh& theMesh,
const TopoDS_Shape& theShape)
{
- // TODO: set priority of solids during Gen::Compute()
-
_mesh = & theMesh;
+ _Factory factory;
+
// check if proxy mesh already computed
TopExp_Explorer exp( theShape, TopAbs_SOLID );
if ( !exp.More() )
return SMESH_ComputeErrorPtr(); // everything already computed
PyDump debugDump( theMesh );
+ _pyDump = &debugDump;
- // TODO: ignore already computed SOLIDs
+ // TODO: ignore already computed SOLIDs
if ( !findSolidsWithLayers())
return _error;
if ( !findFacesWithLayers() )
return _error;
+ // for ( size_t i = 0; i < _sdVec.size(); ++i )
+ // {
+ // if ( ! makeLayer( _sdVec[ i ])) // create _LayerEdge's
+ // return _error;
+ // }
+
+ makeEdgesOnShape();
+
+ findPeriodicFaces();
+
for ( size_t i = 0; i < _sdVec.size(); ++i )
{
- if ( ! makeLayer(_sdVec[i]) )
+ size_t iSD = 0;
+ for ( iSD = 0; iSD < _sdVec.size(); ++iSD ) // find next SOLID to compute
+ if ( _sdVec[iSD]._before.IsEmpty() &&
+ !_sdVec[iSD]._solid.IsNull() &&
+ !_sdVec[iSD]._done )
+ break;
+
+ if ( ! makeLayer(_sdVec[iSD]) ) // create _LayerEdge's
return _error;
- if ( _sdVec[i]._n2eMap.size() == 0 )
+ if ( _sdVec[iSD]._n2eMap.size() == 0 ) // no layers in a SOLID
+ {
+ _sdVec[iSD]._solid.Nullify();
continue;
-
- if ( ! inflate(_sdVec[i]) )
+ }
+
+ if ( ! inflate(_sdVec[iSD]) ) // increase length of _LayerEdge's
return _error;
- if ( ! refine(_sdVec[i]) )
+ if ( ! refine(_sdVec[iSD]) ) // create nodes and prisms
return _error;
- }
- if ( !shrink() )
- return _error;
- addBoundaryElements();
+ if ( ! shrink(_sdVec[iSD]) ) // shrink 2D mesh on FACEs w/o layer
+ return _error;
+
+ addBoundaryElements(_sdVec[iSD]); // create quadrangles on prism bare sides
+
+ _sdVec[iSD]._done = true;
+
+ const TopoDS_Shape& solid = _sdVec[iSD]._solid;
+ for ( iSD = 0; iSD < _sdVec.size(); ++iSD )
+ _sdVec[iSD]._before.Remove( solid );
+ }
makeGroupOfLE(); // debug
debugDump.Finish();
return SMESH_ComputeErrorPtr(); // everything already computed
- findSolidsWithLayers();
+ findSolidsWithLayers( /*checkFaceMesh=*/false );
bool ok = findFacesWithLayers( true );
// remove _MeshOfSolid's of _SolidData's
*/
//================================================================================
-bool _ViscousBuilder::findSolidsWithLayers()
+bool _ViscousBuilder::findSolidsWithLayers(const bool checkFaceMesh)
{
// get all solids
TopTools_IndexedMapOfShape allSolids;
TopExp::MapShapes( _mesh->GetShapeToMesh(), TopAbs_SOLID, allSolids );
_sdVec.reserve( allSolids.Extent());
- SMESH_Gen* gen = _mesh->GetGen();
SMESH_HypoFilter filter;
for ( int i = 1; i <= allSolids.Extent(); ++i )
{
- // find StdMeshers_ViscousLayers hyp assigned to the i-th solid
- SMESH_Algo* algo = gen->GetAlgo( *_mesh, allSolids(i) );
- if ( !algo ) continue;
+ SMESH_subMesh* sm = _mesh->GetSubMesh( allSolids(i) );
+ if ( sm->GetSubMeshDS() && sm->GetSubMeshDS()->NbElements() > 0 )
+ continue; // solid is already meshed
// TODO: check if algo is hidden
+ SMESH_Algo* algo = sm->GetAlgo();
+ if ( !algo ) continue;
+ // check if all FACEs are meshed, which can be false if Compute() a sub-shape
+ if ( checkFaceMesh )
+ {
+ bool facesMeshed = true;
+ SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(false,true);
+ while ( smIt->more() && facesMeshed )
+ {
+ SMESH_subMesh * faceSM = smIt->next();
+ if ( faceSM->GetSubShape().ShapeType() != TopAbs_FACE )
+ break;
+ facesMeshed = faceSM->IsMeshComputed();
+ }
+ if ( !facesMeshed )
+ continue;
+ }
+ // find StdMeshers_ViscousLayers hyp assigned to the i-th solid
const list <const SMESHDS_Hypothesis *> & allHyps =
algo->GetUsedHypothesis(*_mesh, allSolids(i), /*ignoreAuxiliary=*/false);
_SolidData* soData = 0;
soData->_index = getMeshDS()->ShapeToIndex( allSolids(i));
soData->_helper = new SMESH_MesherHelper( *_mesh );
soData->_helper->SetSubShape( allSolids(i) );
+ _solids.Add( allSolids(i) );
}
soData->_hyps.push_back( viscHyp );
soData->_hypShapes.push_back( hypShape );
//================================================================================
/*!
- * \brief
+ * \brief Set a _SolidData to be computed before another
+ */
+//================================================================================
+
+bool _ViscousBuilder::setBefore( _SolidData& solidBefore, _SolidData& solidAfter )
+{
+ // check possibility to set this order; get all solids before solidBefore
+ TopTools_IndexedMapOfShape allSolidsBefore;
+ allSolidsBefore.Add( solidBefore._solid );
+ for ( int i = 1; i <= allSolidsBefore.Extent(); ++i )
+ {
+ int iSD = _solids.FindIndex( allSolidsBefore(i) );
+ if ( iSD )
+ {
+ TopTools_MapIteratorOfMapOfShape soIt( _sdVec[ iSD-1 ]._before );
+ for ( ; soIt.More(); soIt.Next() )
+ allSolidsBefore.Add( soIt.Value() );
+ }
+ }
+ if ( allSolidsBefore.Contains( solidAfter._solid ))
+ return false;
+
+ for ( int i = 1; i <= allSolidsBefore.Extent(); ++i )
+ solidAfter._before.Add( allSolidsBefore(i) );
+
+ return true;
+}
+
+//================================================================================
+/*!
+ * \brief
*/
//================================================================================
{
SMESH_MesherHelper helper( *_mesh );
TopExp_Explorer exp;
- TopTools_IndexedMapOfShape solids;
// collect all faces-to-ignore defined by hyp
for ( size_t i = 0; i < _sdVec.size(); ++i )
{
- solids.Add( _sdVec[i]._solid );
-
// get faces-to-ignore defined by each hyp
typedef const StdMeshers_ViscousLayers* THyp;
typedef std::pair< set<TGeomID>, THyp > TFacesOfHyp;
for ( ; exp.More(); exp.Next() )
{
const TopoDS_Face& face = TopoDS::Face( exp.Current() );
- const TGeomID faceID = getMeshDS()->ShapeToIndex( face );
+ const TGeomID faceID = getMeshDS()->ShapeToIndex( face );
if ( //!sdVec[i]._ignoreFaceIds.count( faceID ) &&
helper.NbAncestors( face, *_mesh, TopAbs_SOLID ) > 1 &&
helper.IsReversedSubMesh( face ))
}
}
- // Find faces to shrink mesh on (solution 2 in issue 0020832);
+ // Find FACEs to shrink mesh on (solution 2 in issue 0020832): fill in _shrinkShape2Shape
TopTools_IndexedMapOfShape shapes;
+ std::string structAlgoName = "Hexa_3D";
for ( size_t i = 0; i < _sdVec.size(); ++i )
{
shapes.Clear();
for ( int iE = 1; iE <= shapes.Extent(); ++iE )
{
const TopoDS_Shape& edge = shapes(iE);
- // find 2 faces sharing an edge
+ // find 2 FACEs sharing an EDGE
TopoDS_Shape FF[2];
- PShapeIteratorPtr fIt = helper.GetAncestors(edge, *_mesh, TopAbs_FACE);
+ PShapeIteratorPtr fIt = helper.GetAncestors(edge, *_mesh, TopAbs_FACE, &_sdVec[i]._solid);
while ( fIt->more())
{
const TopoDS_Shape* f = fIt->next();
- if ( helper.IsSubShape( *f, _sdVec[i]._solid))
- FF[ int( !FF[0].IsNull()) ] = *f;
+ FF[ int( !FF[0].IsNull()) ] = *f;
}
if( FF[1].IsNull() ) continue; // seam edge can be shared by 1 FACE only
+
// check presence of layers on them
int ignore[2];
for ( int j = 0; j < 2; ++j )
- ignore[j] = _sdVec[i]._ignoreFaceIds.count ( getMeshDS()->ShapeToIndex( FF[j] ));
+ ignore[j] = _sdVec[i]._ignoreFaceIds.count( getMeshDS()->ShapeToIndex( FF[j] ));
if ( ignore[0] == ignore[1] )
continue; // nothing interesting
- TopoDS_Shape fWOL = FF[ ignore[0] ? 0 : 1 ];
- // check presence of layers on fWOL within an adjacent SOLID
- bool collision = false;
- PShapeIteratorPtr sIt = helper.GetAncestors( fWOL, *_mesh, TopAbs_SOLID );
- while ( const TopoDS_Shape* solid = sIt->next() )
- if ( !solid->IsSame( _sdVec[i]._solid ))
- {
- int iSolid = solids.FindIndex( *solid );
- int iFace = getMeshDS()->ShapeToIndex( fWOL );
- if ( iSolid > 0 && !_sdVec[ iSolid-1 ]._ignoreFaceIds.count( iFace ))
- {
- //_sdVec[i]._noShrinkShapes.insert( iFace );
- //fWOL.Nullify();
- collision = true;
- }
- }
- // add edge to maps
+ TopoDS_Shape fWOL = FF[ ignore[0] ? 0 : 1 ]; // FACE w/o layers
+
+ // add EDGE to maps
if ( !fWOL.IsNull())
{
TGeomID edgeInd = getMeshDS()->ShapeToIndex( edge );
_sdVec[i]._shrinkShape2Shape.insert( make_pair( edgeInd, fWOL ));
- if ( collision )
- {
- // _shrinkShape2Shape will be used to temporary inflate _LayerEdge's based
- // on the edge but shrink won't be performed
- _sdVec[i]._noShrinkShapes.insert( edgeInd );
- }
}
}
}
- // Exclude from _shrinkShape2Shape FACE's that can't be shrinked since
- // the algo of the SOLID sharing the FACE does not support it
- set< string > notSupportAlgos; notSupportAlgos.insert("Hexa_3D");
- for ( size_t i = 0; i < _sdVec.size(); ++i )
- {
- map< TGeomID, TopoDS_Shape >::iterator e2f = _sdVec[i]._shrinkShape2Shape.begin();
- for ( ; e2f != _sdVec[i]._shrinkShape2Shape.end(); ++e2f )
- {
- const TopoDS_Shape& fWOL = e2f->second;
- const TGeomID edgeID = e2f->first;
- bool notShrinkFace = false;
- PShapeIteratorPtr soIt = helper.GetAncestors(fWOL, *_mesh, TopAbs_SOLID);
- while ( soIt->more() )
- {
- const TopoDS_Shape* solid = soIt->next();
- if ( _sdVec[i]._solid.IsSame( *solid )) continue;
- SMESH_Algo* algo = _mesh->GetGen()->GetAlgo( *_mesh, *solid );
- if ( !algo || !notSupportAlgos.count( algo->GetName() )) continue;
- notShrinkFace = true;
- size_t iSolid = 0;
- for ( ; iSolid < _sdVec.size(); ++iSolid )
- {
- if ( _sdVec[iSolid]._solid.IsSame( *solid ) ) {
- if ( _sdVec[iSolid]._shrinkShape2Shape.count( edgeID ))
- notShrinkFace = false;
- break;
- }
- }
- if ( notShrinkFace )
- {
- _sdVec[i]._noShrinkShapes.insert( edgeID );
-
- // add VERTEXes of the edge in _noShrinkShapes
- TopoDS_Shape edge = getMeshDS()->IndexToShape( edgeID );
- for ( TopoDS_Iterator vIt( edge ); vIt.More(); vIt.Next() )
- _sdVec[i]._noShrinkShapes.insert( getMeshDS()->ShapeToIndex( vIt.Value() ));
-
- // check if there is a collision with to-shrink-from EDGEs in iSolid
- if ( iSolid == _sdVec.size() )
- continue; // no VL in the solid
- shapes.Clear();
- TopExp::MapShapes( fWOL, TopAbs_EDGE, shapes);
- for ( int iE = 1; iE <= shapes.Extent(); ++iE )
- {
- const TopoDS_Edge& E = TopoDS::Edge( shapes( iE ));
- const TGeomID eID = getMeshDS()->ShapeToIndex( E );
- if ( eID == edgeID ||
- !_sdVec[iSolid]._shrinkShape2Shape.count( eID ) ||
- _sdVec[i]._noShrinkShapes.count( eID ))
- continue;
- for ( int is1st = 0; is1st < 2; ++is1st )
- {
- TopoDS_Vertex V = helper.IthVertex( is1st, E );
- if ( _sdVec[i]._noShrinkShapes.count( getMeshDS()->ShapeToIndex( V ) ))
- {
- // _sdVec[i]._noShrinkShapes.insert( eID );
- // V = helper.IthVertex( !is1st, E );
- // _sdVec[i]._noShrinkShapes.insert( getMeshDS()->ShapeToIndex( V ));
- //iE = 0; // re-start the loop on EDGEs of fWOL
- return error("No way to make a conformal mesh with "
- "the given set of faces with layers", _sdVec[i]._index);
- }
- }
- }
- }
-
- } // while ( soIt->more() )
- } // loop on _sdVec[i]._shrinkShape2Shape
- } // loop on _sdVec to fill in _SolidData::_noShrinkShapes
// Find the SHAPE along which to inflate _LayerEdge based on VERTEX
// find faces WOL sharing the vertex
vector< TopoDS_Shape > facesWOL;
size_t totalNbFaces = 0;
- PShapeIteratorPtr fIt = helper.GetAncestors(vertex, *_mesh, TopAbs_FACE);
+ PShapeIteratorPtr fIt = helper.GetAncestors(vertex, *_mesh, TopAbs_FACE, &_sdVec[i]._solid );
while ( fIt->more())
{
const TopoDS_Shape* f = fIt->next();
- if ( helper.IsSubShape( *f, _sdVec[i]._solid ) )
- {
- totalNbFaces++;
- const int fID = getMeshDS()->ShapeToIndex( *f );
- if ( _sdVec[i]._ignoreFaceIds.count ( fID ) /*&&
- !_sdVec[i]._noShrinkShapes.count( fID )*/)
- facesWOL.push_back( *f );
- }
+ totalNbFaces++;
+ const int fID = getMeshDS()->ShapeToIndex( *f );
+ if ( _sdVec[i]._ignoreFaceIds.count ( fID ) /*&& !_sdVec[i]._noShrinkShapes.count( fID )*/)
+ facesWOL.push_back( *f );
}
if ( facesWOL.size() == totalNbFaces || facesWOL.empty() )
continue; // no layers at this vertex or no WOL
}
}
- // add FACEs of other SOLIDs to _ignoreFaceIds
+ // Add to _noShrinkShapes sub-shapes of FACE's that can't be shrunk since
+ // the algo of the SOLID sharing the FACE does not support it or for other reasons
+ set< string > notSupportAlgos; notSupportAlgos.insert( structAlgoName );
+ for ( size_t i = 0; i < _sdVec.size(); ++i )
+ {
+ map< TGeomID, TopoDS_Shape >::iterator e2f = _sdVec[i]._shrinkShape2Shape.begin();
+ for ( ; e2f != _sdVec[i]._shrinkShape2Shape.end(); ++e2f )
+ {
+ const TopoDS_Shape& fWOL = e2f->second;
+ const TGeomID edgeID = e2f->first;
+ TGeomID faceID = getMeshDS()->ShapeToIndex( fWOL );
+ TopoDS_Shape edge = getMeshDS()->IndexToShape( edgeID );
+ if ( edge.ShapeType() != TopAbs_EDGE )
+ continue; // shrink shape is VERTEX
+
+ TopoDS_Shape solid;
+ PShapeIteratorPtr soIt = helper.GetAncestors(fWOL, *_mesh, TopAbs_SOLID);
+ while ( soIt->more() && solid.IsNull() )
+ {
+ const TopoDS_Shape* so = soIt->next();
+ if ( !so->IsSame( _sdVec[i]._solid ))
+ solid = *so;
+ }
+ if ( solid.IsNull() )
+ continue;
+
+ bool noShrinkE = false;
+ SMESH_Algo* algo = _mesh->GetSubMesh( solid )->GetAlgo();
+ bool isStructured = ( algo && algo->GetName() == structAlgoName );
+ size_t iSolid = _solids.FindIndex( solid ) - 1;
+ if ( iSolid < _sdVec.size() && _sdVec[ iSolid ]._ignoreFaceIds.count( faceID ))
+ {
+ // the adjacent SOLID has NO layers on fWOL;
+ // shrink allowed if
+ // - there are layers on the EDGE in the adjacent SOLID
+ // - there are NO layers in the adjacent SOLID && algo is unstructured and computed later
+ bool hasWLAdj = (_sdVec[iSolid]._shrinkShape2Shape.count( edgeID ));
+ bool shrinkAllowed = (( hasWLAdj ) ||
+ ( !isStructured && setBefore( _sdVec[ i ], _sdVec[ iSolid ] )));
+ noShrinkE = !shrinkAllowed;
+ }
+ else if ( iSolid < _sdVec.size() )
+ {
+ // the adjacent SOLID has layers on fWOL;
+ // check if SOLID's mesh is unstructured and then try to set it
+ // to be computed after the i-th solid
+ if ( isStructured || !setBefore( _sdVec[ i ], _sdVec[ iSolid ] ))
+ noShrinkE = true; // don't shrink fWOL
+ }
+ else
+ {
+ // the adjacent SOLID has NO layers at all
+ noShrinkE = isStructured;
+ }
+
+ if ( noShrinkE )
+ {
+ _sdVec[i]._noShrinkShapes.insert( edgeID );
+
+ // check if there is a collision with to-shrink-from EDGEs in iSolid
+ // if ( iSolid < _sdVec.size() )
+ // {
+ // shapes.Clear();
+ // TopExp::MapShapes( fWOL, TopAbs_EDGE, shapes);
+ // for ( int iE = 1; iE <= shapes.Extent(); ++iE )
+ // {
+ // const TopoDS_Edge& E = TopoDS::Edge( shapes( iE ));
+ // const TGeomID eID = getMeshDS()->ShapeToIndex( E );
+ // if ( eID == edgeID ||
+ // !_sdVec[iSolid]._shrinkShape2Shape.count( eID ) ||
+ // _sdVec[i]._noShrinkShapes.count( eID ))
+ // continue;
+ // for ( int is1st = 0; is1st < 2; ++is1st )
+ // {
+ // TopoDS_Vertex V = helper.IthVertex( is1st, E );
+ // if ( _sdVec[i]._noShrinkShapes.count( getMeshDS()->ShapeToIndex( V ) ))
+ // {
+ // return error("No way to make a conformal mesh with "
+ // "the given set of faces with layers", _sdVec[i]._index);
+ // }
+ // }
+ // }
+ // }
+ }
+
+ // add VERTEXes of the edge in _noShrinkShapes, which is necessary if
+ // _shrinkShape2Shape is different in the adjacent SOLID
+ for ( TopoDS_Iterator vIt( edge ); vIt.More(); vIt.Next() )
+ {
+ TGeomID vID = getMeshDS()->ShapeToIndex( vIt.Value() );
+ bool noShrinkV = false, noShrinkIfAdjMeshed = false;
+
+ if ( iSolid < _sdVec.size() )
+ {
+ if ( _sdVec[ iSolid ]._ignoreFaceIds.count( faceID ))
+ {
+ map< TGeomID, TopoDS_Shape >::iterator i2S, i2SAdj;
+ i2S = _sdVec[i ]._shrinkShape2Shape.find( vID );
+ i2SAdj = _sdVec[iSolid]._shrinkShape2Shape.find( vID );
+ if ( i2SAdj == _sdVec[iSolid]._shrinkShape2Shape.end() )
+ noShrinkV = (( isStructured ) ||
+ ( noShrinkIfAdjMeshed = i2S->second.ShapeType() == TopAbs_EDGE ));
+ else
+ noShrinkV = ( ! i2S->second.IsSame( i2SAdj->second ));
+ }
+ else
+ {
+ noShrinkV = noShrinkE;
+ }
+ }
+ else
+ {
+ // the adjacent SOLID has NO layers at all
+ if ( isStructured )
+ {
+ noShrinkV = true;
+ }
+ else
+ {
+ noShrinkV = noShrinkIfAdjMeshed =
+ ( _sdVec[i]._shrinkShape2Shape[ vID ].ShapeType() == TopAbs_EDGE );
+ }
+ }
+
+ if ( noShrinkV && noShrinkIfAdjMeshed )
+ {
+ // noShrinkV if FACEs in the adjacent SOLID are meshed
+ PShapeIteratorPtr fIt = helper.GetAncestors( _sdVec[i]._shrinkShape2Shape[ vID ],
+ *_mesh, TopAbs_FACE, &solid );
+ while ( fIt->more() )
+ {
+ const TopoDS_Shape* f = fIt->next();
+ if ( !f->IsSame( fWOL ))
+ {
+ noShrinkV = ! _mesh->GetSubMesh( *f )->IsEmpty();
+ break;
+ }
+ }
+ }
+ if ( noShrinkV )
+ _sdVec[i]._noShrinkShapes.insert( vID );
+ }
+
+ } // loop on _sdVec[i]._shrinkShape2Shape
+ } // loop on _sdVec to fill in _SolidData::_noShrinkShapes
+
+
+ // add FACEs of other SOLIDs to _ignoreFaceIds
for ( size_t i = 0; i < _sdVec.size(); ++i )
{
shapes.Clear();
bool _ViscousBuilder::makeLayer(_SolidData& data)
{
- // get all sub-shapes to make layers on
- set<TGeomID> subIds, faceIds;
- subIds = data._noShrinkShapes;
- TopExp_Explorer exp( data._solid, TopAbs_FACE );
- for ( ; exp.More(); exp.Next() )
- {
- SMESH_subMesh* fSubM = _mesh->GetSubMesh( exp.Current() );
- if ( ! data._ignoreFaceIds.count( fSubM->GetId() ))
- faceIds.insert( fSubM->GetId() );
- }
-
// make a map to find new nodes on sub-shapes shared with other SOLID
map< TGeomID, TNode2Edge* >::iterator s2ne;
map< TGeomID, TopoDS_Shape >::iterator s2s = data._shrinkShape2Shape.begin();
dumpFunction(SMESH_Comment("makeLayers_")<<data._index);
+ vector< _EdgesOnShape >& edgesByGeom = data._edgesOnShape;
+
data._stepSize = Precision::Infinite();
data._stepSizeNodes[0] = 0;
vector< const SMDS_MeshNode*> newNodes; // of a mesh face
TNode2Edge::iterator n2e2;
- // collect _LayerEdge's of shapes they are based on
- vector< _EdgesOnShape >& edgesByGeom = data._edgesOnShape;
- const int nbShapes = getMeshDS()->MaxShapeIndex();
- edgesByGeom.resize( nbShapes+1 );
-
- // set data of _EdgesOnShape's
- if ( SMESH_subMesh* sm = _mesh->GetSubMesh( data._solid ))
- {
- SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/false);
- while ( smIt->more() )
- {
- sm = smIt->next();
- if ( sm->GetSubShape().ShapeType() == TopAbs_FACE &&
- !faceIds.count( sm->GetId() ))
- continue;
- setShapeData( edgesByGeom[ sm->GetId() ], sm, data );
- }
- }
// make _LayerEdge's
- for ( set<TGeomID>::iterator id = faceIds.begin(); id != faceIds.end(); ++id )
+ for ( TopExp_Explorer exp( data._solid, TopAbs_FACE ); exp.More(); exp.Next() )
{
- const TopoDS_Face& F = TopoDS::Face( getMeshDS()->IndexToShape( *id ));
- SMESH_subMesh* sm = _mesh->GetSubMesh( F );
+ const TopoDS_Face& F = TopoDS::Face( exp.Current() );
+ SMESH_subMesh* sm = _mesh->GetSubMesh( F );
+ const TGeomID id = sm->GetId();
+ if ( edgesByGeom[ id ]._shape.IsNull() )
+ continue; // no layers
SMESH_ProxyMesh::SubMesh* proxySub =
data._proxyMesh->getFaceSubM( F, /*create=*/true);
SMESHDS_SubMesh* smDS = sm->GetSubMeshDS();
- if ( !smDS ) return error(SMESH_Comment("Not meshed face ") << *id, data._index );
+ if ( !smDS ) return error(SMESH_Comment("Not meshed face ") << id, data._index );
SMDS_ElemIteratorPtr eIt = smDS->GetElements();
while ( eIt->more() )
if ( !(*n2e).second )
{
// add a _LayerEdge
- _LayerEdge* edge = new _LayerEdge();
+ _LayerEdge* edge = _Factory::NewLayerEdge();
edge->_nodes.push_back( n );
n2e->second = edge;
edgesByGeom[ shapeID ]._edges.push_back( edge );
// create a temporary face
const SMDS_MeshElement* newFace =
- new _TmpMeshFace( newNodes, --_tmpFaceID, face->getshapeId(), face->getIdInShape() );
+ new _TmpMeshFace( newNodes, --_tmpFaceID, face->GetShapeID(), face );
proxySub->AddElement( newFace );
// compute inflation step size by min size of element on a convex surface
{
SMESH_MesherHelper helper( *_mesh );
- const int nbTestPnt = 5; // on a FACE sub-shape
-
BRepLProp_SLProps surfProp( 2, 1e-6 );
data._convexFaces.clear();
continue;
TopoDS_Face F = TopoDS::Face( eof._shape );
- SMESH_subMesh * sm = eof._subMesh;
const TGeomID faceID = eof._shapeID;
BRepAdaptor_Surface surface( F, false );
surfProp.SetSurface( surface );
- bool isTooCurved = false;
-
_ConvexFace cnvFace;
- const double oriFactor = ( F.Orientation() == TopAbs_REVERSED ? +1. : -1. );
- SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/true);
- while ( smIt->more() )
- {
- sm = smIt->next();
- const TGeomID subID = sm->GetId();
- // find _LayerEdge's of a sub-shape
- _EdgesOnShape* eos;
- if (( eos = data.GetShapeEdges( subID )))
- cnvFace._subIdToEOS.insert( make_pair( subID, eos ));
- else
- continue;
- // check concavity and curvature and limit data._stepSize
- const double minCurvature =
- 1. / ( eos->_hyp.GetTotalThickness() * ( 1 + theThickToIntersection ));
- size_t iStep = Max( 1, eos->_edges.size() / nbTestPnt );
- for ( size_t i = 0; i < eos->_edges.size(); i += iStep )
- {
- gp_XY uv = helper.GetNodeUV( F, eos->_edges[ i ]->_nodes[0] );
- surfProp.SetParameters( uv.X(), uv.Y() );
- if ( !surfProp.IsCurvatureDefined() )
- continue;
- if ( surfProp.MaxCurvature() * oriFactor > minCurvature )
- {
- limitStepSize( data, 0.9 / surfProp.MaxCurvature() * oriFactor );
- isTooCurved = true;
- }
- if ( surfProp.MinCurvature() * oriFactor > minCurvature )
- {
- limitStepSize( data, 0.9 / surfProp.MinCurvature() * oriFactor );
- isTooCurved = true;
- }
- }
- } // loop on sub-shapes of the FACE
+ cnvFace._face = F;
+ cnvFace._normalsFixed = false;
+ cnvFace._isTooCurved = false;
- if ( !isTooCurved ) continue;
+ double maxCurvature = cnvFace.GetMaxCurvature( data, eof, surfProp, helper );
+ if ( maxCurvature > 0 )
+ {
+ limitStepSize( data, 0.9 / maxCurvature );
+ findEdgesToUpdateNormalNearConvexFace( cnvFace, data, helper );
+ }
+ if ( !cnvFace._isTooCurved ) continue;
_ConvexFace & convFace =
data._convexFaces.insert( make_pair( faceID, cnvFace )).first->second;
- convFace._face = F;
- convFace._normalsFixed = false;
-
// skip a closed surface (data._convexFaces is useful anyway)
bool isClosedF = false;
helper.SetSubShape( F );
if ( isClosedF )
{
// limit _LayerEdge::_maxLen on the FACE
+ const double oriFactor = ( F.Orientation() == TopAbs_REVERSED ? +1. : -1. );
const double minCurvature =
1. / ( eof._hyp.GetTotalThickness() * ( 1 + theThickToIntersection ));
map< TGeomID, _EdgesOnShape* >::iterator id2eos = cnvFace._subIdToEOS.find( faceID );
_LayerEdge* ledge = eos._edges[ i ];
gp_XY uv = helper.GetNodeUV( F, ledge->_nodes[0] );
surfProp.SetParameters( uv.X(), uv.Y() );
- if ( !surfProp.IsCurvatureDefined() )
- continue;
-
- if ( surfProp.MaxCurvature() * oriFactor > minCurvature )
- ledge->_maxLen = Min( ledge->_maxLen, 1. / surfProp.MaxCurvature() * oriFactor );
-
- if ( surfProp.MinCurvature() * oriFactor > minCurvature )
- ledge->_maxLen = Min( ledge->_maxLen, 1. / surfProp.MinCurvature() * oriFactor );
+ if ( surfProp.IsCurvatureDefined() )
+ {
+ double curvature = Max( surfProp.MaxCurvature() * oriFactor,
+ surfProp.MinCurvature() * oriFactor );
+ if ( curvature > minCurvature )
+ ledge->SetMaxLen( Min( ledge->_maxLen, 1. / curvature ));
+ }
}
}
continue;
for ( size_t j = 0; j < ledge->_simplices.size(); ++j )
if ( ledge->_simplices[j]._nNext->GetPosition()->GetDim() < 2 )
{
- convFace._simplexTestEdges.push_back( ledge );
+ // do not select _LayerEdge's neighboring sharp EDGEs
+ bool sharpNbr = false;
+ for ( size_t iN = 0; iN < ledge->_neibors.size() && !sharpNbr; ++iN )
+ sharpNbr = ( ledge->_neibors[iN]->_cosin > theMinSmoothCosin );
+ if ( !sharpNbr )
+ convFace._simplexTestEdges.push_back( ledge );
break;
}
}
// define allowed thickness
computeGeomSize( data ); // compute data._geomSize and _LayerEdge::_maxLen
- data._maxThickness = 0;
- data._minThickness = 1e100;
- list< const StdMeshers_ViscousLayers* >::iterator hyp = data._hyps.begin();
- for ( ; hyp != data._hyps.end(); ++hyp )
- {
- data._maxThickness = Max( data._maxThickness, (*hyp)->GetTotalThickness() );
- data._minThickness = Min( data._minThickness, (*hyp)->GetTotalThickness() );
- }
- //const double tgtThick = /*Min( 0.5 * data._geomSize, */data._maxThickness;
// Find shapes needing smoothing; such a shape has _LayerEdge._normal on it's
- // boundry inclined to the shape at a sharp angle
+ // boundary inclined to the shape at a sharp angle
- //list< TGeomID > shapesToSmooth;
TopTools_MapOfShape edgesOfSmooFaces;
-
SMESH_MesherHelper helper( *_mesh );
bool ok = true;
continue;
double tgtThick = eos._hyp.GetTotalThickness();
- TopExp_Explorer eExp( edgesByGeom[iS]._shape, TopAbs_EDGE );
- for ( ; eExp.More() && !eos._toSmooth; eExp.Next() )
+ SMESH_subMeshIteratorPtr subIt = eos._subMesh->getDependsOnIterator(/*includeSelf=*/false );
+ while ( subIt->more() && !eos._toSmooth )
{
- TGeomID iE = getMeshDS()->ShapeToIndex( eExp.Current() );
- vector<_LayerEdge*>& eE = edgesByGeom[ iE ]._edges;
- if ( eE.empty() ) continue;
+ TGeomID iSub = subIt->next()->GetId();
+ const vector<_LayerEdge*>& eSub = edgesByGeom[ iSub ]._edges;
+ if ( eSub.empty() ) continue;
double faceSize;
- for ( size_t i = 0; i < eE.size() && !eos._toSmooth; ++i )
- if ( eE[i]->_cosin > theMinSmoothCosin )
+ for ( size_t i = 0; i < eSub.size() && !eos._toSmooth; ++i )
+ if ( eSub[i]->_cosin > theMinSmoothCosin )
{
- SMDS_ElemIteratorPtr fIt = eE[i]->_nodes[0]->GetInverseElementIterator(SMDSAbs_Face);
+ SMDS_ElemIteratorPtr fIt = eSub[i]->_nodes[0]->GetInverseElementIterator(SMDSAbs_Face);
while ( fIt->more() && !eos._toSmooth )
{
const SMDS_MeshElement* face = fIt->next();
if ( face->getshapeId() == eos._shapeID &&
- getDistFromEdge( face, eE[i]->_nodes[0], faceSize ))
+ getDistFromEdge( face, eSub[i]->_nodes[0], faceSize ))
{
- eos._toSmooth = needSmoothing( eE[i]->_cosin, tgtThick, faceSize );
+ eos._toSmooth = needSmoothing( eSub[i]->_cosin,
+ tgtThick * eSub[i]->_lenFactor,
+ faceSize);
}
}
}
}
if ( eos._toSmooth )
{
- for ( eExp.ReInit(); eExp.More(); eExp.Next() )
+ for ( TopExp_Explorer eExp( edgesByGeom[iS]._shape, TopAbs_EDGE ); eExp.More(); eExp.Next() )
edgesOfSmooFaces.Add( eExp.Current() );
data.PrepareEdgesToSmoothOnFace( &edgesByGeom[iS], /*substituteSrcNodes=*/false );
if ( endSeg->getshapeId() == (int) iS )
{
double segLen =
- SMESH_TNodeXYZ( endSeg->GetNode(0) ).Distance( endSeg->GetNode(1 ));
- eos._toSmooth = needSmoothing( cosinAbs, tgtThick, segLen );
+ SMESH_TNodeXYZ( endSeg->GetNode( 0 )).Distance( endSeg->GetNode( 1 ));
+ eos._toSmooth = needSmoothing( cosinAbs, tgtThick * eV[0]->_lenFactor, segLen );
}
}
if ( eos._toSmooth )
{
eos._edgeSmoother = new _Smoother1D( curve, eos );
- for ( size_t i = 0; i < eos._edges.size(); ++i )
- eos._edges[i]->Set( _LayerEdge::TO_SMOOTH );
+ // for ( size_t i = 0; i < eos._edges.size(); ++i )
+ // eos._edges[i]->Set( _LayerEdge::TO_SMOOTH );
}
}
}
if ( !eos._hyp.ToSmooth() )
for ( size_t i = 0; i < eos._edges.size(); ++i )
- eos._edges[i]->SetCosin( 0 );
+ //eos._edges[i]->SetCosin( 0 ); // keep _cosin to use in limitMaxLenByCurvature()
+ eos._edges[i]->_lenFactor = 1;
}
- // Fill _eosC1 to make that C1 FACEs and EGDEs between them to be smoothed as a whole
+ // Fill _eosC1 to make that C1 FACEs and EDGEs between them to be smoothed as a whole
TopTools_MapOfShape c1VV;
{
_EdgesOnShape* eof = data.GetShapeEdges( *face );
if ( !eof ) continue; // other solid
- if ( !eos.HasC1( eoe ))
- {
- eos._eosC1.push_back( eoe );
- eoe->_toSmooth = false;
- data.PrepareEdgesToSmoothOnFace( eoe, /*substituteSrcNodes=*/false );
- }
- if ( eos._shapeID != eof->_shapeID && !eos.HasC1( eof ))
+ if ( eos._shapeID == eof->_shapeID ) continue;
+ if ( !eos.HasC1( eof ))
{
+ // check the FACEs
eos._eosC1.push_back( eof );
eof->_toSmooth = false;
data.PrepareEdgesToSmoothOnFace( eof, /*substituteSrcNodes=*/false );
smQueue.push_back( eof->_subMesh );
}
+ if ( !eos.HasC1( eoe ))
+ {
+ eos._eosC1.push_back( eoe );
+ eoe->_toSmooth = false;
+ data.PrepareEdgesToSmoothOnFace( eoe, /*substituteSrcNodes=*/false );
+ }
}
}
}
if ( isC1 )
{
double maxEdgeLen = 3 * Min( eov._edges[0]->_maxLen, eov._hyp.GetTotalThickness() );
- double eLen1 = SMESH_Algo::EdgeLength( TopoDS::Edge( dirOfEdges[i].first->_shape ));
- double eLen2 = SMESH_Algo::EdgeLength( TopoDS::Edge( dirOfEdges[j].first->_shape ));
- if ( eLen1 < maxEdgeLen ) eov._eosC1.push_back( dirOfEdges[i].first );
- if ( eLen2 < maxEdgeLen ) eov._eosC1.push_back( dirOfEdges[j].first );
- dirOfEdges[i].first = 0;
- dirOfEdges[j].first = 0;
+ for ( int isJ = 0; isJ < 2; ++isJ ) // loop on [i,j]
+ {
+ size_t k = isJ ? j : i;
+ const TopoDS_Edge& e = TopoDS::Edge( dirOfEdges[k].first->_shape );
+ double eLen = SMESH_Algo::EdgeLength( e );
+ if ( eLen < maxEdgeLen )
+ {
+ TopoDS_Shape oppV = SMESH_MesherHelper::IthVertex( 0, e );
+ if ( oppV.IsSame( V ))
+ oppV = SMESH_MesherHelper::IthVertex( 1, e );
+ _EdgesOnShape* eovOpp = data.GetShapeEdges( oppV );
+ if ( dirOfEdges[k].second * eovOpp->_edges[0]->_normal < 0 )
+ eov._eosC1.push_back( dirOfEdges[k].first );
+ }
+ dirOfEdges[k].first = 0;
+ }
}
}
} // fill _eosC1 of VERTEXes
return ok;
}
+//================================================================================
+/*!
+ * \brief Set up _SolidData::_edgesOnShape
+ */
+//================================================================================
+
+void _ViscousBuilder::makeEdgesOnShape()
+{
+ const int nbShapes = getMeshDS()->MaxShapeIndex();
+
+ for ( size_t i = 0; i < _sdVec.size(); ++i )
+ {
+ _SolidData& data = _sdVec[ i ];
+ vector< _EdgesOnShape >& edgesByGeom = data._edgesOnShape;
+ edgesByGeom.resize( nbShapes+1 );
+
+ // set data of _EdgesOnShape's
+ if ( SMESH_subMesh* sm = _mesh->GetSubMesh( data._solid ))
+ {
+ SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/false);
+ while ( smIt->more() )
+ {
+ sm = smIt->next();
+ if ( sm->GetSubShape().ShapeType() == TopAbs_FACE &&
+ data._ignoreFaceIds.count( sm->GetId() ))
+ continue;
+
+ setShapeData( edgesByGeom[ sm->GetId() ], sm, data );
+ }
+ }
+ }
+}
+
//================================================================================
/*!
* \brief initialize data of _EdgesOnShape
if ( eos.ShapeType() == TopAbs_FACE ) // get normals to elements on a FACE
{
SMESHDS_SubMesh* smDS = sm->GetSubMeshDS();
- eos._faceNormals.resize( smDS->NbElements() );
+ if ( !smDS ) return;
+ eos._faceNormals.reserve( smDS->NbElements() );
+ double oriFactor = helper.IsReversedSubMesh( TopoDS::Face( eos._shape )) ? 1.: -1.;
SMDS_ElemIteratorPtr eIt = smDS->GetElements();
- for ( int iF = 0; eIt->more(); ++iF )
+ for ( ; eIt->more(); )
{
const SMDS_MeshElement* face = eIt->next();
- if ( !SMESH_MeshAlgos::FaceNormal( face, eos._faceNormals[iF], /*normalized=*/true ))
- eos._faceNormals[iF].SetCoord( 0,0,0 );
+ gp_XYZ& norm = eos._faceNormals[face];
+ if ( !SMESH_MeshAlgos::FaceNormal( face, norm, /*normalized=*/true ))
+ norm.SetCoord( 0,0,0 );
+ norm *= oriFactor;
}
-
- if ( !helper.IsReversedSubMesh( TopoDS::Face( eos._shape )))
- for ( size_t iF = 0; iF < eos._faceNormals.size(); ++iF )
- eos._faceNormals[iF].Reverse();
}
else // find EOS of adjacent FACEs
{
bool _EdgesOnShape::GetNormal( const SMDS_MeshElement* face, gp_Vec& norm )
{
bool ok = false;
- const _EdgesOnShape* eos = 0;
+ _EdgesOnShape* eos = 0;
if ( face->getshapeId() == _shapeID )
{
}
if (( eos ) &&
- ( ok = ( face->getIdInShape() < (int) eos->_faceNormals.size() )))
+ ( ok = ( eos->_faceNormals.count( face ) )))
{
- norm = eos->_faceNormals[ face->getIdInShape() ];
+ norm = eos->_faceNormals[ face ];
}
else if ( !eos )
{
return ok;
}
+//================================================================================
+/*!
+ * \brief EdgesOnShape destructor
+ */
+//================================================================================
+
+_EdgesOnShape::~_EdgesOnShape()
+{
+ delete _edgeSmoother;
+}
//================================================================================
/*!
{
const SMDS_MeshNode* node = edge._nodes[0]; // source node
- edge._len = 0;
- edge._maxLen = Precision::Infinite();
- edge._minAngle = 0;
- edge._2neibors = 0;
- edge._curvature = 0;
- edge._flags = 0;
+ edge._len = 0;
+ edge._maxLen = Precision::Infinite();
+ edge._minAngle = 0;
+ edge._2neibors = 0;
+ edge._curvature = 0;
+ edge._flags = 0;
+ edge._smooFunction = 0;
// --------------------------
// Compute _normal and _cosin
}
// find _normal
+ bool fromVonF = false;
if ( useGeometry )
{
- bool fromVonF = ( eos.ShapeType() == TopAbs_VERTEX &&
- eos.SWOLType() == TopAbs_FACE &&
- totalNbFaces > 1 );
+ fromVonF = ( eos.ShapeType() == TopAbs_VERTEX &&
+ eos.SWOLType() == TopAbs_FACE &&
+ totalNbFaces > 1 );
if ( onShrinkShape && !fromVonF ) // one of faces the node is on has no layers
{
break;
}
case TopAbs_VERTEX: {
- //if ( eos.SWOLType() != TopAbs_FACE ) // else _cosin is set by getFaceDir()
+ if ( fromVonF )
+ {
+ getFaceDir( TopoDS::Face( eos._sWOL ), TopoDS::Vertex( eos._shape ),
+ node, helper, normOK, &edge._cosin );
+ }
+ else if ( eos.SWOLType() != TopAbs_FACE ) // else _cosin is set by getFaceDir()
{
TopoDS_Vertex V = TopoDS::Vertex( eos._shape );
gp_Vec inFaceDir = getFaceDir( F, V, node, helper, normOK );
double angle = inFaceDir.Angle( edge._normal ); // [0,PI]
edge._cosin = Cos( angle );
if ( totalNbFaces > 2 || helper.IsSeamShape( node->getshapeId() ))
- for ( int iF = totalNbFaces-2; iF >=0; --iF )
+ for ( int iF = 1; iF < totalNbFaces; ++iF )
{
F = face2Norm[ iF ].first;
inFaceDir = getFaceDir( F, V, node, helper, normOK=true );
getMeshDS()->RemoveFreeNode( edge._nodes.back(), 0, /*fromGroups=*/false );
edge._nodes.resize( 1 );
edge._normal.SetCoord( 0,0,0 );
- edge._maxLen = 0;
+ edge.SetMaxLen( 0 );
}
// Set the rest data
{
const SMDS_MeshNode* tgtNode = edge._nodes.back();
if ( SMESHDS_SubMesh* sm = getMeshDS()->MeshElements( data._solid ))
- sm->RemoveNode( tgtNode , /*isNodeDeleted=*/false );
+ sm->RemoveNode( tgtNode );
// set initial position which is parameters on _sWOL in this case
if ( eos.SWOLType() == TopAbs_EDGE )
if ( eos.ShapeType() == TopAbs_EDGE /*||
( onShrinkShape && posType == SMDS_TOP_VERTEX && fabs( edge._cosin ) < 1e-10 )*/)
{
- edge._2neibors = new _2NearEdges;
+ edge._2neibors = _Factory::NewNearEdges();
// target nodes instead of source ones will be set later
}
isOK = false;
return p.XYZ();
}
- Quantity_Parameter U,V;
+ Standard_Real U,V;
projector.LowerDistanceParameters(U,V);
uv.SetCoord( U,V );
}
bool _ViscousBuilder::getFaceNormalAtSingularity( const gp_XY& uv,
const TopoDS_Face& face,
- SMESH_MesherHelper& helper,
+ SMESH_MesherHelper& /*helper*/,
gp_Dir& normal )
{
BRepAdaptor_Surface surface( face );
//================================================================================
/*!
- * \brief Find 2 neigbor nodes of a node on EDGE
+ * \brief Find 2 neighbor nodes of a node on EDGE
*/
//================================================================================
//================================================================================
/*!
- * \brief Set _curvature and _2neibors->_plnNorm by 2 neigbor nodes residing the same EDGE
+ * \brief Create _Curvature
+ */
+//================================================================================
+
+_Curvature* _Curvature::New( double avgNormProj, double avgDist )
+{
+ // double _r; // radius
+ // double _k; // factor to correct node smoothed position
+ // double _h2lenRatio; // avgNormProj / (2*avgDist)
+ // gp_Pnt2d _uv; // UV used in putOnOffsetSurface()
+
+ _Curvature* c = 0;
+ if ( fabs( avgNormProj / avgDist ) > 1./200 )
+ {
+ c = _Factory::NewCurvature();
+ c->_r = avgDist * avgDist / avgNormProj;
+ c->_k = avgDist * avgDist / c->_r / c->_r;
+ //c->_k = avgNormProj / c->_r;
+ c->_k *= ( c->_r < 0 ? 1/1.1 : 1.1 ); // not to be too restrictive
+ c->_h2lenRatio = avgNormProj / ( avgDist + avgDist );
+
+ c->_uv.SetCoord( 0., 0. );
+ }
+ return c;
+}
+
+//================================================================================
+/*!
+ * \brief Set _curvature and _2neibors->_plnNorm by 2 neighbor nodes residing the same EDGE
*/
//================================================================================
{
if ( eos.ShapeType() != TopAbs_EDGE )
return;
+ if ( _curvature && Is( SMOOTHED_C1 ))
+ return;
gp_XYZ pos = SMESH_TNodeXYZ( _nodes[0] );
gp_XYZ vec1 = pos - SMESH_TNodeXYZ( n1 );
_2neibors->_wgt[1] = 1 - vec2.Modulus() / sumLen;
double avgNormProj = 0.5 * ( _normal * vec1 + _normal * vec2 );
double avgLen = 0.5 * ( vec1.Modulus() + vec2.Modulus() );
- if ( _curvature ) delete _curvature;
_curvature = _Curvature::New( avgNormProj, avgLen );
// if ( _curvature )
// debugMsg( _nodes[0]->GetID()
//================================================================================
/*!
* \brief Copy data from a _LayerEdge of other SOLID and based on the same node;
- * this and other _LayerEdge's are inflated along a FACE or an EDGE
+ * this and the other _LayerEdge are inflated along a FACE or an EDGE
*/
//================================================================================
_lenFactor = other._lenFactor;
_cosin = other._cosin;
_2neibors = other._2neibors;
- _curvature = 0; std::swap( _curvature, other._curvature );
- _2neibors = 0; std::swap( _2neibors, other._2neibors );
+ _curvature = other._curvature;
+ _2neibors = other._2neibors;
+ _maxLen = Precision::Infinite();//other._maxLen;
+ _flags = 0;
+ _smooFunction = 0;
gp_XYZ lastPos( 0,0,0 );
if ( eos.SWOLType() == TopAbs_EDGE )
//================================================================================
/*!
- * \brief DEBUG. Create groups contating temorary data of _LayerEdge's
+ * \brief DEBUG. Create groups containing temporary data of _LayerEdge's
*/
//================================================================================
_EdgesOnShape& eos = data._edgesOnShape[ iS ];
if ( eos._edges.empty() )
continue;
- // get neighbor faces intersection with which should not be considered since
+ // get neighbor faces, intersection with which should not be considered since
// collisions are avoided by means of smoothing
set< TGeomID > neighborFaces;
if ( eos._hyp.ToSmooth() )
for ( size_t i = 0; i < eos._edges.size(); ++i )
{
if ( eos._edges[i]->Is( _LayerEdge::BLOCKED )) continue;
- eos._edges[i]->_maxLen = thinkness;
+ eos._edges[i]->SetMaxLen( thinkness );
eos._edges[i]->FindIntersection( *searcher, intersecDist, data._epsilon, eos, &face );
if ( intersecDist > 0 && face )
{
data._geomSize = Min( data._geomSize, intersecDist );
if ( !neighborFaces.count( face->getshapeId() ))
- eos._edges[i]->_maxLen = Min( thinkness, intersecDist / ( face->GetID() < 0 ? 3. : 2. ));
+ eos[i]->SetMaxLen( Min( thinkness, intersecDist / ( face->GetID() < 0 ? 3. : 2. )));
+ }
+ }
+ }
+
+ data._maxThickness = 0;
+ data._minThickness = 1e100;
+ list< const StdMeshers_ViscousLayers* >::iterator hyp = data._hyps.begin();
+ for ( ; hyp != data._hyps.end(); ++hyp )
+ {
+ data._maxThickness = Max( data._maxThickness, (*hyp)->GetTotalThickness() );
+ data._minThickness = Min( data._minThickness, (*hyp)->GetTotalThickness() );
+ }
+
+ // Limit inflation step size by geometry size found by intersecting
+ // normals of _LayerEdge's with mesh faces
+ if ( data._stepSize > 0.3 * data._geomSize )
+ limitStepSize( data, 0.3 * data._geomSize );
+
+ if ( data._stepSize > data._minThickness )
+ limitStepSize( data, data._minThickness );
+
+
+ // -------------------------------------------------------------------------
+ // Detect _LayerEdge which can't intersect with opposite or neighbor layer,
+ // so no need in detecting intersection at each inflation step
+ // -------------------------------------------------------------------------
+
+ int nbSteps = data._maxThickness / data._stepSize;
+ if ( nbSteps < 3 || nbSteps * data._n2eMap.size() < 100000 )
+ return;
+
+ vector< const SMDS_MeshElement* > closeFaces;
+ int nbDetected = 0;
+
+ for ( size_t iS = 0; iS < data._edgesOnShape.size(); ++iS )
+ {
+ _EdgesOnShape& eos = data._edgesOnShape[ iS ];
+ if ( eos._edges.empty() || eos.ShapeType() != TopAbs_FACE )
+ continue;
+
+ for ( size_t i = 0; i < eos.size(); ++i )
+ {
+ SMESH_NodeXYZ p( eos[i]->_nodes[0] );
+ double radius = data._maxThickness + 2 * eos[i]->_maxLen;
+ closeFaces.clear();
+ searcher->GetElementsInSphere( p, radius, SMDSAbs_Face, closeFaces );
+
+ bool toIgnore = true;
+ for ( size_t iF = 0; iF < closeFaces.size() && toIgnore; ++iF )
+ if ( !( toIgnore = ( closeFaces[ iF ]->getshapeId() == eos._shapeID ||
+ data._ignoreFaceIds.count( closeFaces[ iF ]->getshapeId() ))))
+ {
+ // check if a _LayerEdge will inflate in a direction opposite to a direction
+ // toward a close face
+ bool allBehind = true;
+ for ( int iN = 0; iN < closeFaces[ iF ]->NbCornerNodes() && allBehind; ++iN )
+ {
+ SMESH_NodeXYZ pi( closeFaces[ iF ]->GetNode( iN ));
+ allBehind = (( pi - p ) * eos[i]->_normal < 0.1 * data._stepSize );
+ }
+ toIgnore = allBehind;
+ }
+
+
+ if ( toIgnore ) // no need to detect intersection
+ {
+ eos[i]->Set( _LayerEdge::INTERSECTED );
+ ++nbDetected;
}
}
}
+
+ debugMsg( "Nb LE to intersect " << data._n2eMap.size()-nbDetected << ", ignore " << nbDetected );
+
+ return;
}
//================================================================================
{
SMESH_MesherHelper helper( *_mesh );
- // Limit inflation step size by geometry size found by itersecting
- // normals of _LayerEdge's with mesh faces
- if ( data._stepSize > 0.3 * data._geomSize )
- limitStepSize( data, 0.3 * data._geomSize );
-
const double tgtThick = data._maxThickness;
- if ( data._stepSize > data._minThickness )
- limitStepSize( data, data._minThickness );
if ( data._stepSize < 1. )
data._epsilon = data._stepSize * 1e-7;
debugMsg( "-- geomSize = " << data._geomSize << ", stepSize = " << data._stepSize );
+ _pyDump->Pause();
findCollisionEdges( data, helper );
limitMaxLenByCurvature( data, helper );
+ _pyDump->Resume();
+
// limit length of _LayerEdge's around MULTI_NORMAL _LayerEdge's
for ( size_t i = 0; i < data._edgesOnShape.size(); ++i )
if ( data._edgesOnShape[i].ShapeType() == TopAbs_VERTEX &&
const double shapeTgtThick = eos._hyp.GetTotalThickness();
for ( size_t i = 0; i < eos._edges.size(); ++i )
{
- avgThick += Min( 1., eos._edges[i]->_len / shapeTgtThick );
+ if ( eos._edges[i]->_nodes.size() > 1 )
+ avgThick += Min( 1., eos._edges[i]->_len / shapeTgtThick );
+ else
+ avgThick += shapeTgtThick;
nbActiveEdges += ( ! eos._edges[i]->Is( _LayerEdge::BLOCKED ));
}
}
break;
}
#endif
+
// new step size
limitStepSize( data, 0.25 * distToIntersection );
if ( data._stepSizeNodes[0] )
if ( nbBad == oldBadNb &&
nbBad > 0 &&
- step < stepLimit ) // smooth w/o chech of validity
+ step < stepLimit ) // smooth w/o check of validity
{
dumpFunctionEnd();
dumpFunction(SMESH_Comment("smoothWoCheck")<<data._index<<"_Fa"<<sInd
_LayerEdge* edge = eos._edges[i];
if ( edge->_nodes.size() < 2 ) continue;
SMESH_TNodeXYZ tgtXYZ = edge->_nodes.back();
+ //SMESH_TNodeXYZ prevXYZ = edge->_nodes[0];
gp_XYZ prevXYZ = edge->PrevCheckPos( &eos );
//const gp_XYZ& prevXYZ = edge->PrevPos();
for ( size_t j = 0; j < edge->_simplices.size(); ++j )
const SMDS_MeshElement* intFace = 0;
const SMDS_MeshElement* closestFace = 0;
_LayerEdge* le = 0;
+ bool is1stBlocked = true; // dbg
for ( size_t iS = 0; iS < data._edgesOnShape.size(); ++iS )
{
_EdgesOnShape& eos = data._edgesOnShape[ iS ];
// ignore intersection of a _LayerEdge based on a _ConvexFace with a face
// lying on this _ConvexFace
if ( _ConvexFace* convFace = data.GetConvexFace( intFace->getshapeId() ))
- if ( convFace->_subIdToEOS.count ( eos._shapeID ))
+ if ( convFace->_isTooCurved && convFace->_subIdToEOS.count ( eos._shapeID ))
continue;
// ignore intersection of a _LayerEdge based on a FACE with an element on this FACE
continue;
// ignore intersection with intFace of an adjacent FACE
- if ( dist > 0 )
+ if ( dist > 0.1 * eos._edges[i]->_len )
{
bool toIgnore = false;
- if ( eos._edges[i]->Is( _LayerEdge::TO_SMOOTH ))
+ if ( eos._toSmooth )
{
const TopoDS_Shape& S = getMeshDS()->IndexToShape( intFace->getshapeId() );
if ( !S.IsNull() && S.ShapeType() == TopAbs_FACE )
{
- TopExp_Explorer edge( eos._shape, TopAbs_EDGE );
- for ( ; !toIgnore && edge.More(); edge.Next() )
- // is adjacent - has a common EDGE
- toIgnore = ( helper.IsSubShape( edge.Current(), S ));
+ TopExp_Explorer sub( eos._shape,
+ eos.ShapeType() == TopAbs_FACE ? TopAbs_EDGE : TopAbs_VERTEX );
+ for ( ; !toIgnore && sub.More(); sub.Next() )
+ // is adjacent - has a common EDGE or VERTEX
+ toIgnore = ( helper.IsSubShape( sub.Current(), S ));
if ( toIgnore ) // check angle between normals
{
if ( toBlockInfaltion &&
dist < ( eos._edges[i]->_len * theThickToIntersection ))
{
+ if ( is1stBlocked ) { is1stBlocked = false; // debug
+ dumpFunction(SMESH_Comment("blockIntersected") <<data._index<<"_InfStep"<<infStep);
+ }
eos._edges[i]->Set( _LayerEdge::INTERSECTED ); // not to intersect
eos._edges[i]->Block( data ); // not to inflate
- if ( _EdgesOnShape* eof = data.GetShapeEdges( intFace->getshapeId() ))
+ //if ( _EdgesOnShape* eof = data.GetShapeEdges( intFace->getshapeId() ))
{
// block _LayerEdge's, on top of which intFace is
if ( const _TmpMeshFace* f = dynamic_cast< const _TmpMeshFace*>( intFace ))
{
- const SMDS_MeshElement* srcFace =
- eof->_subMesh->GetSubMeshDS()->GetElement( f->getIdInShape() );
- SMDS_ElemIteratorPtr nIt = srcFace->nodesIterator();
+ const SMDS_MeshElement* srcFace = f->_srcFace;
+ SMDS_ElemIteratorPtr nIt = srcFace->nodesIterator();
while ( nIt->more() )
{
const SMDS_MeshNode* srcNode = static_cast<const SMDS_MeshNode*>( nIt->next() );
} // loop on eos._edges
} // loop on data._edgesOnShape
+ if ( !is1stBlocked )
+ {
+ dumpFunctionEnd();
+ }
+
if ( closestFace && le )
{
#ifdef __myDEBUG
SMDS_MeshElement::iterator nIt = closestFace->begin_nodes();
- cout << "Shortest distance: _LayerEdge nodes: tgt " << le->_nodes.back()->GetID()
+ cout << "#Shortest distance: _LayerEdge nodes: tgt " << le->_nodes.back()->GetID()
<< " src " << le->_nodes[0]->GetID()<< ", intersection with face ("
<< (*nIt++)->GetID()<<" "<< (*nIt++)->GetID()<<" "<< (*nIt++)->GetID()
<< ") distance = " << distToIntersection<< endl;
try
{
- BRepOffsetAPI_MakeOffsetShape offsetMaker( eos._shape, -offset, Precision::Confusion() );
+ BRepOffsetAPI_MakeOffsetShape offsetMaker;
+ offsetMaker.PerformByJoin( eos._shape, -offset, Precision::Confusion() );
if ( !offsetMaker.IsDone() ) return;
TopExp_Explorer fExp( offsetMaker.Shape(), TopAbs_FACE );
eos._offsetSurf = new ShapeAnalysis_Surface( surf );
}
- catch ( Standard_Failure )
+ catch ( Standard_Failure& )
{
}
}
int infStep,
vector< _EdgesOnShape* >& eosC1,
int smooStep,
- bool moveAll )
+ int moveAll )
{
_EdgesOnShape * eof = & eos;
if ( eos.ShapeType() != TopAbs_FACE ) // eos is a boundary of C1 FACE, look for the FACE eos
edge->Unset( _LayerEdge::MARKED );
if ( edge->Is( _LayerEdge::BLOCKED ) || !edge->_curvature )
continue;
- if ( !moveAll && !edge->Is( _LayerEdge::MOVED ))
+ if ( moveAll == _LayerEdge::UPD_NORMAL_CONV )
+ {
+ if ( !edge->Is( _LayerEdge::UPD_NORMAL_CONV ))
continue;
+ }
+ else if ( !moveAll && !edge->Is( _LayerEdge::MOVED ))
+ continue;
int nbBlockedAround = 0;
for ( size_t iN = 0; iN < edge->_neibors.size(); ++iN )
gp_Pnt tgtP = SMESH_TNodeXYZ( edge->_nodes.back() );
gp_Pnt2d uv = eof->_offsetSurf->NextValueOfUV( edge->_curvature->_uv, tgtP, preci );
- if ( eof->_offsetSurf->Gap() > edge->_len ) continue; // NextValueOfUV() bug
+ if ( eof->_offsetSurf->Gap() > edge->_len ) continue; // NextValueOfUV() bug
edge->_curvature->_uv = uv;
if ( eof->_offsetSurf->Gap() < 10 * preci ) continue; // same pos
edge->_pos.back() = newP;
edge->Set( _LayerEdge::MARKED );
+ if ( moveAll == _LayerEdge::UPD_NORMAL_CONV )
+ {
+ edge->_normal = ( newP - prevP ).Normalized();
+ }
}
}
+
+
#ifdef _DEBUG_
// dumpMove() for debug
size_t i = 0;
break;
if ( i < eos._edges.size() )
{
- dumpFunction(SMESH_Comment("putOnOffsetSurface_F") << eos._shapeID
+ dumpFunction(SMESH_Comment("putOnOffsetSurface_S") << eos._shapeID
<< "_InfStep" << infStep << "_" << smooStep );
for ( ; i < eos._edges.size(); ++i )
{
- if ( eos._edges[i]->Is( _LayerEdge::MARKED ))
+ if ( eos._edges[i]->Is( _LayerEdge::MARKED )) {
dumpMove( eos._edges[i]->_nodes.back() );
+ }
}
dumpFunctionEnd();
}
#endif
+
+ _ConvexFace* cnvFace;
+ if ( moveAll != _LayerEdge::UPD_NORMAL_CONV &&
+ eos.ShapeType() == TopAbs_FACE &&
+ (cnvFace = eos.GetData().GetConvexFace( eos._shapeID )) &&
+ !cnvFace->_normalsFixedOnBorders )
+ {
+ // put on the surface nodes built on FACE boundaries
+ SMESH_subMeshIteratorPtr smIt = eos._subMesh->getDependsOnIterator(/*includeSelf=*/false);
+ while ( smIt->more() )
+ {
+ SMESH_subMesh* sm = smIt->next();
+ _EdgesOnShape* subEOS = eos.GetData().GetShapeEdges( sm->GetId() );
+ if ( !subEOS->_sWOL.IsNull() ) continue;
+ if ( std::find( eosC1.begin(), eosC1.end(), subEOS ) != eosC1.end() ) continue;
+
+ putOnOffsetSurface( *subEOS, infStep, eosC1, smooStep, _LayerEdge::UPD_NORMAL_CONV );
+ }
+ cnvFace->_normalsFixedOnBorders = true;
+ }
}
//================================================================================
return Handle(Geom_Curve)();
}
+//================================================================================
+/*!
+ * \brief Smooth edges on EDGE
+ */
+//================================================================================
+
+bool _Smoother1D::Perform(_SolidData& data,
+ Handle(ShapeAnalysis_Surface)& surface,
+ const TopoDS_Face& F,
+ SMESH_MesherHelper& helper )
+{
+ if ( _leParams.empty() || ( !isAnalytic() && _offPoints.empty() ))
+ prepare( data );
+
+ findEdgesToSmooth();
+ if ( isAnalytic() )
+ return smoothAnalyticEdge( data, surface, F, helper );
+ else
+ return smoothComplexEdge ( data, surface, F, helper );
+}
+
+//================================================================================
+/*!
+ * \brief Find edges to smooth
+ */
+//================================================================================
+
+void _Smoother1D::findEdgesToSmooth()
+{
+ _LayerEdge* leOnV[2] = { getLEdgeOnV(0), getLEdgeOnV(1) };
+ for ( int iEnd = 0; iEnd < 2; ++iEnd )
+ if ( leOnV[iEnd]->Is( _LayerEdge::NORMAL_UPDATED ))
+ _leOnV[iEnd]._cosin = Abs( _edgeDir[iEnd].Normalized() * leOnV[iEnd]->_normal );
+
+ _eToSmooth[0].first = _eToSmooth[0].second = 0;
+
+ for ( size_t i = 0; i < _eos.size(); ++i )
+ {
+ if ( !_eos[i]->Is( _LayerEdge::TO_SMOOTH ))
+ {
+ if ( needSmoothing( _leOnV[0]._cosin,
+ _eos[i]->_len * leOnV[0]->_lenFactor, _curveLen * _leParams[i] ) ||
+ isToSmooth( i )
+ )
+ _eos[i]->Set( _LayerEdge::TO_SMOOTH );
+ else
+ break;
+ }
+ _eToSmooth[0].second = i+1;
+ }
+
+ _eToSmooth[1].first = _eToSmooth[1].second = _eos.size();
+
+ for ( int i = _eos.size() - 1; i >= _eToSmooth[0].second; --i )
+ {
+ if ( !_eos[i]->Is( _LayerEdge::TO_SMOOTH ))
+ {
+ if ( needSmoothing( _leOnV[1]._cosin,
+ _eos[i]->_len * leOnV[1]->_lenFactor, _curveLen * ( 1.-_leParams[i] )) ||
+ isToSmooth( i ))
+ _eos[i]->Set( _LayerEdge::TO_SMOOTH );
+ else
+ break;
+ }
+ _eToSmooth[1].first = i;
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Check if iE-th _LayerEdge needs smoothing
+ */
+//================================================================================
+
+bool _Smoother1D::isToSmooth( int iE )
+{
+ SMESH_NodeXYZ pi( _eos[iE]->_nodes[0] );
+ SMESH_NodeXYZ p0( _eos[iE]->_2neibors->srcNode(0) );
+ SMESH_NodeXYZ p1( _eos[iE]->_2neibors->srcNode(1) );
+ gp_XYZ seg0 = pi - p0;
+ gp_XYZ seg1 = p1 - pi;
+ gp_XYZ tangent = seg0 + seg1;
+ double tangentLen = tangent.Modulus();
+ double segMinLen = Min( seg0.Modulus(), seg1.Modulus() );
+ if ( tangentLen < std::numeric_limits<double>::min() )
+ return false;
+ tangent /= tangentLen;
+
+ for ( size_t i = 0; i < _eos[iE]->_neibors.size(); ++i )
+ {
+ _LayerEdge* ne = _eos[iE]->_neibors[i];
+ if ( !ne->Is( _LayerEdge::TO_SMOOTH ) ||
+ ne->_nodes.size() < 2 ||
+ ne->_nodes[0]->GetPosition()->GetDim() != 2 )
+ continue;
+ gp_XYZ edgeVec = SMESH_NodeXYZ( ne->_nodes.back() ) - SMESH_NodeXYZ( ne->_nodes[0] );
+ double proj = edgeVec * tangent;
+ if ( needSmoothing( 1., proj, segMinLen ))
+ return true;
+ }
+ return false;
+}
+
//================================================================================
/*!
* \brief smooth _LayerEdge's on a staight EDGE or circular EDGE
{
if ( !isAnalytic() ) return false;
- const size_t iFrom = 0, iTo = _eos._edges.size();
+ size_t iFrom = 0, iTo = _eos._edges.size();
if ( _anaCurve->IsKind( STANDARD_TYPE( Geom_Line )))
{
if ( F.IsNull() ) // 3D
{
- SMESH_TNodeXYZ p0 ( _eos._edges[iFrom]->_2neibors->tgtNode(0) );
- SMESH_TNodeXYZ p1 ( _eos._edges[iTo-1]->_2neibors->tgtNode(1) );
SMESH_TNodeXYZ pSrc0( _eos._edges[iFrom]->_2neibors->srcNode(0) );
SMESH_TNodeXYZ pSrc1( _eos._edges[iTo-1]->_2neibors->srcNode(1) );
- gp_XYZ newPos, lineDir = pSrc1 - pSrc0;
- _LayerEdge* vLE0 = _eos._edges[iFrom]->_2neibors->_edges[0];
- _LayerEdge* vLE1 = _eos._edges[iTo-1]->_2neibors->_edges[1];
- bool shiftOnly = ( vLE0->Is( _LayerEdge::NORMAL_UPDATED ) ||
- vLE0->Is( _LayerEdge::BLOCKED ) ||
- vLE1->Is( _LayerEdge::NORMAL_UPDATED ) ||
- vLE1->Is( _LayerEdge::BLOCKED ));
- for ( size_t i = iFrom; i < iTo; ++i )
- {
- _LayerEdge* edge = _eos._edges[i];
- SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( edge->_nodes.back() );
- newPos = p0 * ( 1. - _leParams[i] ) + p1 * _leParams[i];
-
- if ( shiftOnly || edge->Is( _LayerEdge::NORMAL_UPDATED ))
- {
- gp_XYZ curPos = SMESH_TNodeXYZ ( tgtNode );
- double shift = ( lineDir * ( newPos - pSrc0 ) -
- lineDir * ( curPos - pSrc0 ));
- newPos = curPos + lineDir * shift / lineDir.SquareModulus();
- }
- if ( edge->Is( _LayerEdge::BLOCKED ))
+ //const gp_XYZ lineDir = pSrc1 - pSrc0;
+ //_LayerEdge* vLE0 = getLEdgeOnV( 0 );
+ //_LayerEdge* vLE1 = getLEdgeOnV( 1 );
+ // bool shiftOnly = ( vLE0->Is( _LayerEdge::NORMAL_UPDATED ) ||
+ // vLE0->Is( _LayerEdge::BLOCKED ) ||
+ // vLE1->Is( _LayerEdge::NORMAL_UPDATED ) ||
+ // vLE1->Is( _LayerEdge::BLOCKED ));
+ for ( int iEnd = 0; iEnd < 2; ++iEnd )
+ {
+ iFrom = _eToSmooth[ iEnd ].first, iTo = _eToSmooth[ iEnd ].second;
+ if ( iFrom >= iTo ) continue;
+ SMESH_TNodeXYZ p0( _eos[iFrom]->_2neibors->tgtNode(0) );
+ SMESH_TNodeXYZ p1( _eos[iTo-1]->_2neibors->tgtNode(1) );
+ double param0 = ( iFrom == 0 ) ? 0. : _leParams[ iFrom-1 ];
+ double param1 = _leParams[ iTo ];
+ for ( size_t i = iFrom; i < iTo; ++i )
{
- SMESH_TNodeXYZ pSrc( edge->_nodes[0] );
- double curThick = pSrc.SquareDistance( tgtNode );
- double newThink = ( pSrc - newPos ).SquareModulus();
- if ( newThink > curThick )
- continue;
+ _LayerEdge* edge = _eos[i];
+ SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( edge->_nodes.back() );
+ double param = ( _leParams[i] - param0 ) / ( param1 - param0 );
+ gp_XYZ newPos = p0 * ( 1. - param ) + p1 * param;
+
+ // if ( shiftOnly || edge->Is( _LayerEdge::NORMAL_UPDATED ))
+ // {
+ // gp_XYZ curPos = SMESH_TNodeXYZ ( tgtNode );
+ // double shift = ( lineDir * ( newPos - pSrc0 ) -
+ // lineDir * ( curPos - pSrc0 ));
+ // newPos = curPos + lineDir * shift / lineDir.SquareModulus();
+ // }
+ if ( edge->Is( _LayerEdge::BLOCKED ))
+ {
+ SMESH_TNodeXYZ pSrc( edge->_nodes[0] );
+ double curThick = pSrc.SquareDistance( tgtNode );
+ double newThink = ( pSrc - newPos ).SquareModulus();
+ if ( newThink > curThick )
+ continue;
+ }
+ edge->_pos.back() = newPos;
+ tgtNode->setXYZ( newPos.X(), newPos.Y(), newPos.Z() );
+ dumpMove( tgtNode );
}
- edge->_pos.back() = newPos;
- tgtNode->setXYZ( newPos.X(), newPos.Y(), newPos.Z() );
- dumpMove( tgtNode );
}
}
else // 2D
{
- _LayerEdge* e0 = getLEdgeOnV( 0 );
- _LayerEdge* e1 = getLEdgeOnV( 1 );
- gp_XY uv0 = e0->LastUV( F, *data.GetShapeEdges( e0 ));
- gp_XY uv1 = e1->LastUV( F, *data.GetShapeEdges( e1 ));
- if ( e0->_nodes.back() == e1->_nodes.back() ) // closed edge
+ _LayerEdge* eV0 = getLEdgeOnV( 0 );
+ _LayerEdge* eV1 = getLEdgeOnV( 1 );
+ gp_XY uvV0 = eV0->LastUV( F, *data.GetShapeEdges( eV0 ));
+ gp_XY uvV1 = eV1->LastUV( F, *data.GetShapeEdges( eV1 ));
+ if ( eV0->_nodes.back() == eV1->_nodes.back() ) // closed edge
{
int iPeriodic = helper.GetPeriodicIndex();
if ( iPeriodic == 1 || iPeriodic == 2 )
{
- uv1.SetCoord( iPeriodic, helper.GetOtherParam( uv1.Coord( iPeriodic )));
- if ( uv0.Coord( iPeriodic ) > uv1.Coord( iPeriodic ))
- std::swap( uv0, uv1 );
+ uvV1.SetCoord( iPeriodic, helper.GetOtherParam( uvV1.Coord( iPeriodic )));
+ if ( uvV0.Coord( iPeriodic ) > uvV1.Coord( iPeriodic ))
+ std::swap( uvV0, uvV1 );
}
}
- const gp_XY rangeUV = uv1 - uv0;
- for ( size_t i = iFrom; i < iTo; ++i )
- {
- if ( _eos._edges[i]->Is( _LayerEdge::BLOCKED )) continue;
- gp_XY newUV = uv0 + _leParams[i] * rangeUV;
- _eos._edges[i]->_pos.back().SetCoord( newUV.X(), newUV.Y(), 0 );
+ for ( int iEnd = 0; iEnd < 2; ++iEnd )
+ {
+ iFrom = _eToSmooth[ iEnd ].first, iTo = _eToSmooth[ iEnd ].second;
+ if ( iFrom >= iTo ) continue;
+ _LayerEdge* e0 = _eos[iFrom]->_2neibors->_edges[0];
+ _LayerEdge* e1 = _eos[iTo-1]->_2neibors->_edges[1];
+ gp_XY uv0 = ( e0 == eV0 ) ? uvV0 : e0->LastUV( F, _eos );
+ gp_XY uv1 = ( e1 == eV1 ) ? uvV1 : e1->LastUV( F, _eos );
+ double param0 = ( iFrom == 0 ) ? 0. : _leParams[ iFrom-1 ];
+ double param1 = _leParams[ iTo ];
+ gp_XY rangeUV = uv1 - uv0;
+ for ( size_t i = iFrom; i < iTo; ++i )
+ {
+ if ( _eos[i]->Is( _LayerEdge::BLOCKED )) continue;
+ double param = ( _leParams[i] - param0 ) / ( param1 - param0 );
+ gp_XY newUV = uv0 + param * rangeUV;
- gp_Pnt newPos = surface->Value( newUV.X(), newUV.Y() );
- SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( _eos._edges[i]->_nodes.back() );
- tgtNode->setXYZ( newPos.X(), newPos.Y(), newPos.Z() );
- dumpMove( tgtNode );
+ gp_Pnt newPos = surface->Value( newUV.X(), newUV.Y() );
+ SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( _eos[i]->_nodes.back() );
+ tgtNode->setXYZ( newPos.X(), newPos.Y(), newPos.Z() );
+ dumpMove( tgtNode );
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( tgtNode->GetPosition() );
- pos->SetUParameter( newUV.X() );
- pos->SetVParameter( newUV.Y() );
+ SMDS_FacePositionPtr pos = tgtNode->GetPosition();
+ pos->SetUParameter( newUV.X() );
+ pos->SetVParameter( newUV.Y() );
+
+ gp_XYZ newUV0( newUV.X(), newUV.Y(), 0 );
+
+ if ( !_eos[i]->Is( _LayerEdge::SMOOTHED ))
+ {
+ _eos[i]->Set( _LayerEdge::SMOOTHED ); // to check in refine() (IPAL54237)
+ if ( _eos[i]->_pos.size() > 2 )
+ {
+ // modify previous positions to make _LayerEdge less sharply bent
+ vector<gp_XYZ>& uvVec = _eos[i]->_pos;
+ const gp_XYZ uvShift = newUV0 - uvVec.back();
+ const double len2 = ( uvVec.back() - uvVec[ 0 ] ).SquareModulus();
+ int iPrev = uvVec.size() - 2;
+ while ( iPrev > 0 )
+ {
+ double r = ( uvVec[ iPrev ] - uvVec[0] ).SquareModulus() / len2;
+ uvVec[ iPrev ] += uvShift * r;
+ --iPrev;
+ }
+ }
+ }
+ _eos[i]->_pos.back() = newUV0;
+ }
}
}
return true;
if ( uLast < 0 )
uLast += 2 * M_PI;
- for ( size_t i = iFrom; i < iTo; ++i )
+ for ( size_t i = 0; i < _eos.size(); ++i )
{
- if ( _eos._edges[i]->Is( _LayerEdge::BLOCKED )) continue;
+ if ( _eos[i]->Is( _LayerEdge::BLOCKED )) continue;
+ //if ( !_eos[i]->Is( _LayerEdge::TO_SMOOTH )) continue;
double u = uLast * _leParams[i];
gp_Pnt p = ElCLib::Value( u, newCirc );
_eos._edges[i]->_pos.back() = p.XYZ();
gp_Ax2d axis( center, vec0 );
gp_Circ2d circ( axis, radius );
- for ( size_t i = iFrom; i < iTo; ++i )
+ for ( size_t i = 0; i < _eos.size(); ++i )
{
- if ( _eos._edges[i]->Is( _LayerEdge::BLOCKED )) continue;
+ if ( _eos[i]->Is( _LayerEdge::BLOCKED )) continue;
+ //if ( !_eos[i]->Is( _LayerEdge::TO_SMOOTH )) continue;
double newU = uLast * _leParams[i];
gp_Pnt2d newUV = ElCLib::Value( newU, circ );
_eos._edges[i]->_pos.back().SetCoord( newUV.X(), newUV.Y(), 0 );
tgtNode->setXYZ( newPos.X(), newPos.Y(), newPos.Z() );
dumpMove( tgtNode );
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( tgtNode->GetPosition() );
+ SMDS_FacePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( newUV.X() );
pos->SetVParameter( newUV.Y() );
+
+ _eos[i]->Set( _LayerEdge::SMOOTHED ); // to check in refine() (IPAL54237)
}
}
return true;
*/
//================================================================================
-bool _Smoother1D::smoothComplexEdge( _SolidData& data,
+bool _Smoother1D::smoothComplexEdge( _SolidData& /*data*/,
Handle(ShapeAnalysis_Surface)& surface,
const TopoDS_Face& F,
- SMESH_MesherHelper& helper)
+ SMESH_MesherHelper& /*helper*/)
{
if ( _offPoints.empty() )
return false;
+ // ----------------------------------------------
// move _offPoints along normals of _LayerEdge's
+ // ----------------------------------------------
_LayerEdge* e[2] = { getLEdgeOnV(0), getLEdgeOnV(1) };
if ( e[0]->Is( _LayerEdge::NORMAL_UPDATED ))
}
}
+ // -----------------------------------------------------------------
// project tgt nodes of extreme _LayerEdge's to the offset segments
+ // -----------------------------------------------------------------
- if ( e[0]->Is( _LayerEdge::NORMAL_UPDATED )) _iSeg[0] = 0;
- if ( e[1]->Is( _LayerEdge::NORMAL_UPDATED )) _iSeg[1] = _offPoints.size()-2;
+ const int updatedOrBlocked = _LayerEdge::NORMAL_UPDATED | _LayerEdge::BLOCKED;
+ if ( e[0]->Is( updatedOrBlocked )) _iSeg[0] = 0;
+ if ( e[1]->Is( updatedOrBlocked )) _iSeg[1] = _offPoints.size()-2;
gp_Pnt pExtreme[2], pProj[2];
+ bool isProjected[2];
for ( int is2nd = 0; is2nd < 2; ++is2nd )
{
pExtreme[ is2nd ] = SMESH_TNodeXYZ( e[is2nd]->_nodes.back() );
int i = _iSeg[ is2nd ];
int di = is2nd ? -1 : +1;
- bool projected = false;
+ bool & projected = isProjected[ is2nd ];
+ projected = false;
double uOnSeg, distMin = Precision::Infinite(), dist, distPrev = 0;
int nbWorse = 0;
do {
gp_Vec vDiv0( pExtreme[0], pProj[0] );
gp_Vec vDiv1( pExtreme[1], pProj[1] );
double d0 = vDiv0.Magnitude();
- double d1 = vDiv1.Magnitude();
- if ( e[0]->_normal * vDiv0.XYZ() < 0 ) e[0]->_len += d0;
- else e[0]->_len -= d0;
- if ( e[1]->_normal * vDiv1.XYZ() < 0 ) e[1]->_len += d1;
- else e[1]->_len -= d1;
+ double d1 = isProjected[1] ? vDiv1.Magnitude() : 0;
+ if ( e[0]->Is( _LayerEdge::BLOCKED )) {
+ if ( e[0]->_normal * vDiv0.XYZ() < 0 ) e[0]->_len += d0;
+ else e[0]->_len -= d0;
+ }
+ if ( e[1]->Is( _LayerEdge::BLOCKED )) {
+ if ( e[1]->_normal * vDiv1.XYZ() < 0 ) e[1]->_len += d1;
+ else e[1]->_len -= d1;
+ }
+ // ---------------------------------------------------------------------------------
// compute normalized length of the offset segments located between the projections
+ // ---------------------------------------------------------------------------------
+
+ // temporary replace extreme _offPoints by pExtreme
+ gp_XYZ opXYZ[2] = { _offPoints[ _iSeg[0] ]._xyz,
+ _offPoints[ _iSeg[1]+1 ]._xyz };
+ _offPoints[ _iSeg[0] ]._xyz = pExtreme[0].XYZ();
+ _offPoints[ _iSeg[1]+ 1]._xyz = pExtreme[1].XYZ();
size_t iSeg = 0, nbSeg = _iSeg[1] - _iSeg[0] + 1;
vector< double > len( nbSeg + 1 );
len[ iSeg++ ] = 0;
- len[ iSeg++ ] = pProj[ 0 ].Distance( _offPoints[ _iSeg[0]+1 ]._xyz )/* * e[0]->_lenFactor*/;
+ len[ iSeg++ ] = pProj[ 0 ].Distance( _offPoints[ _iSeg[0]+1 ]._xyz );
for ( size_t i = _iSeg[0]+1; i <= _iSeg[1]; ++i, ++iSeg )
{
len[ iSeg ] = len[ iSeg-1 ] + _offPoints[i].Distance( _offPoints[i+1] );
}
- len[ nbSeg ] -= pProj[ 1 ].Distance( _offPoints[ _iSeg[1]+1 ]._xyz )/* * e[1]->_lenFactor*/;
+ // if ( isProjected[ 1 ])
+ // len[ nbSeg ] -= pProj[ 1 ].Distance( _offPoints[ _iSeg[1]+1 ]._xyz );
+ // else
+ // len[ nbSeg ] += pExtreme[ 1 ].Distance( _offPoints[ _iSeg[1]+1 ]._xyz );
- // d0 *= e[0]->_lenFactor;
- // d1 *= e[1]->_lenFactor;
double fullLen = len.back() - d0 - d1;
for ( iSeg = 0; iSeg < len.size(); ++iSeg )
len[iSeg] = ( len[iSeg] - d0 ) / fullLen;
- // temporary replace extreme _offPoints by pExtreme
- gp_XYZ op[2] = { _offPoints[ _iSeg[0] ]._xyz,
- _offPoints[ _iSeg[1]+1 ]._xyz };
- _offPoints[ _iSeg[0] ]._xyz = pExtreme[0].XYZ();
- _offPoints[ _iSeg[1]+ 1]._xyz = pExtreme[1].XYZ();
-
+ // -------------------------------------------------------------
// distribute tgt nodes of _LayerEdge's between the projections
+ // -------------------------------------------------------------
iSeg = 0;
- for ( size_t i = 0; i < _eos._edges.size(); ++i )
+ for ( size_t i = 0; i < _eos.size(); ++i )
{
- if ( _eos._edges[i]->Is( _LayerEdge::BLOCKED )) continue;
+ if ( _eos[i]->Is( _LayerEdge::BLOCKED )) continue;
+ //if ( !_eos[i]->Is( _LayerEdge::TO_SMOOTH )) continue;
while ( iSeg+2 < len.size() && _leParams[i] > len[ iSeg+1 ] )
iSeg++;
double r = ( _leParams[i] - len[ iSeg ]) / ( len[ iSeg+1 ] - len[ iSeg ]);
if ( surface.IsNull() )
{
- _eos._edges[i]->_pos.back() = p;
+ _eos[i]->_pos.back() = p;
}
else // project a new node position to a FACE
{
- gp_Pnt2d uv ( _eos._edges[i]->_pos.back().X(), _eos._edges[i]->_pos.back().Y() );
+ gp_Pnt2d uv ( _eos[i]->_pos.back().X(), _eos[i]->_pos.back().Y() );
gp_Pnt2d uv2( surface->NextValueOfUV( uv, p, fTol ));
p = surface->Value( uv2 ).XYZ();
- _eos._edges[i]->_pos.back().SetCoord( uv2.X(), uv2.Y(), 0 );
+ _eos[i]->_pos.back().SetCoord( uv2.X(), uv2.Y(), 0 );
}
- SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( _eos._edges[i]->_nodes.back() );
+ SMDS_MeshNode* tgtNode = const_cast<SMDS_MeshNode*>( _eos[i]->_nodes.back() );
tgtNode->setXYZ( p.X(), p.Y(), p.Z() );
dumpMove( tgtNode );
}
- _offPoints[ _iSeg[0] ]._xyz = op[0];
- _offPoints[ _iSeg[1]+1 ]._xyz = op[1];
+ _offPoints[ _iSeg[0] ]._xyz = opXYZ[0];
+ _offPoints[ _iSeg[1]+1 ]._xyz = opXYZ[1];
return true;
}
double fullLen = _leParams.back() + pPrev.Distance( SMESH_TNodeXYZ( getLEdgeOnV(1)->_nodes[0]));
for ( size_t i = 0; i < _leParams.size()-1; ++i )
_leParams[i] = _leParams[i+1] / fullLen;
+ _leParams.back() = 1.;
}
+ _LayerEdge* leOnV[2] = { getLEdgeOnV(0), getLEdgeOnV(1) };
+
+ // get cosin to use in findEdgesToSmooth()
+ _edgeDir[0] = getEdgeDir( E, leOnV[0]->_nodes[0], data.GetHelper() );
+ _edgeDir[1] = getEdgeDir( E, leOnV[1]->_nodes[0], data.GetHelper() );
+ _leOnV[0]._cosin = Abs( leOnV[0]->_cosin );
+ _leOnV[1]._cosin = Abs( leOnV[1]->_cosin );
+ if ( _eos._sWOL.IsNull() ) // 3D
+ for ( int iEnd = 0; iEnd < 2; ++iEnd )
+ _leOnV[iEnd]._cosin = Abs( _edgeDir[iEnd].Normalized() * leOnV[iEnd]->_normal );
+
if ( isAnalytic() )
return;
// divide E to have offset segments with low deflection
BRepAdaptor_Curve c3dAdaptor( E );
- const double curDeflect = 0.1; //0.3; // 0.01; // Curvature deflection
- const double angDeflect = 0.1; //0.2; // 0.09; // Angular deflection
+ const double curDeflect = 0.1; //0.01; // Curvature deflection == |p1p2]*sin(p1p2,p1pM)
+ const double angDeflect = 0.1; //0.09; // Angular deflection == sin(p1pM,pMp2)
GCPnts_TangentialDeflection discret(c3dAdaptor, angDeflect, curDeflect);
if ( discret.NbPoints() <= 2 )
{
const double u0 = c3dAdaptor.FirstParameter();
gp_Pnt p; gp_Vec tangent;
- _offPoints.resize( discret.NbPoints() );
- for ( size_t i = 0; i < _offPoints.size(); i++ )
+ if ( discret.NbPoints() >= (int) _eos.size() + 2 )
{
- double u = discret.Parameter( i+1 );
- c3dAdaptor.D1( u, p, tangent );
- _offPoints[i]._xyz = p.XYZ();
- _offPoints[i]._edgeDir = tangent.XYZ();
- _offPoints[i]._param = GCPnts_AbscissaPoint::Length( c3dAdaptor, u0, u ) / _curveLen;
+ _offPoints.resize( discret.NbPoints() );
+ for ( size_t i = 0; i < _offPoints.size(); i++ )
+ {
+ double u = discret.Parameter( i+1 );
+ c3dAdaptor.D1( u, p, tangent );
+ _offPoints[i]._xyz = p.XYZ();
+ _offPoints[i]._edgeDir = tangent.XYZ();
+ _offPoints[i]._param = GCPnts_AbscissaPoint::Length( c3dAdaptor, u0, u ) / _curveLen;
+ }
}
+ else
+ {
+ std::vector< double > params( _eos.size() + 2 );
- _LayerEdge* leOnV[2] = { getLEdgeOnV(0), getLEdgeOnV(1) };
+ params[0] = data.GetHelper().GetNodeU( E, leOnV[0]->_nodes[0] );
+ params.back() = data.GetHelper().GetNodeU( E, leOnV[1]->_nodes[0] );
+ for ( size_t i = 0; i < _eos.size(); i++ )
+ params[i+1] = data.GetHelper().GetNodeU( E, _eos[i]->_nodes[0] );
+
+ if ( params[1] > params[ _eos.size() ] )
+ std::reverse( params.begin() + 1, params.end() - 1 );
+
+ _offPoints.resize( _eos.size() + 2 );
+ for ( size_t i = 0; i < _offPoints.size(); i++ )
+ {
+ const double u = params[i];
+ c3dAdaptor.D1( u, p, tangent );
+ _offPoints[i]._xyz = p.XYZ();
+ _offPoints[i]._edgeDir = tangent.XYZ();
+ _offPoints[i]._param = GCPnts_AbscissaPoint::Length( c3dAdaptor, u0, u ) / _curveLen;
+ }
+ }
// set _2edges
_offPoints [0]._2edges.set( &_leOnV[0], &_leOnV[0], 0.5, 0.5 );
int iLBO = _offPoints.size() - 2; // last but one
- _edgeDir[0] = getEdgeDir( E, leOnV[0]->_nodes[0], data.GetHelper() );
- _edgeDir[1] = getEdgeDir( E, leOnV[1]->_nodes[0], data.GetHelper() );
-
- _leOnV[ 0 ]._normal = getNormalNormal( leOnV[0]->_normal, _edgeDir[0] );
- _leOnV[ 1 ]._normal = getNormalNormal( leOnV[1]->_normal, _edgeDir[1] );
+ if ( leOnV[ 0 ]->Is( _LayerEdge::MULTI_NORMAL ))
+ _leOnV[ 0 ]._normal = getNormalNormal( _eos._edges[1]->_normal, _edgeDir[0] );
+ else
+ _leOnV[ 0 ]._normal = getNormalNormal( leOnV[0]->_normal, _edgeDir[0] );
+ if ( leOnV[ 1 ]->Is( _LayerEdge::MULTI_NORMAL ))
+ _leOnV[ 1 ]._normal = getNormalNormal( _eos._edges.back()->_normal, _edgeDir[1] );
+ else
+ _leOnV[ 1 ]._normal = getNormalNormal( leOnV[1]->_normal, _edgeDir[1] );
_leOnV[ 0 ]._len = 0;
_leOnV[ 1 ]._len = 0;
_leOnV[ 0 ]._lenFactor = _offPoints[1 ]._2edges._edges[1]->_lenFactor;
//================================================================================
/*!
- * \brief set _normal of _leOnV[is2nd] to be normal to the EDGE
+ * \brief return _normal of _leOnV[is2nd] normal to the EDGE
*/
//================================================================================
gp_XYZ norm = edgeDir ^ cross;
double size = norm.Modulus();
+ // if ( size == 0 ) // MULTI_NORMAL _LayerEdge
+ // return gp_XYZ( 1e-100, 1e-100, 1e-100 );
+
return norm / size;
}
+//================================================================================
+/*!
+ * \brief Writes a script creating a mesh composed of _offPoints
+ */
+//================================================================================
+
+void _Smoother1D::offPointsToPython() const
+{
+ const char* fname = "/tmp/offPoints.py";
+ cout << "exec(open('"<<fname<<"','rb').read() )"<<endl;
+ ofstream py(fname);
+ py << "import SMESH" << endl
+ << "from salome.smesh import smeshBuilder" << endl
+ << "smesh = smeshBuilder.New(salome.myStudy)" << endl
+ << "mesh = smesh.Mesh( 'offPoints' )"<<endl;
+ for ( size_t i = 0; i < _offPoints.size(); i++ )
+ {
+ py << "mesh.AddNode( "
+ << _offPoints[i]._xyz.X() << ", "
+ << _offPoints[i]._xyz.Y() << ", "
+ << _offPoints[i]._xyz.Z() << " )" << endl;
+ }
+}
+
//================================================================================
/*!
* \brief Sort _LayerEdge's by a parameter on a given EDGE
}
// SetSmooLen() to _LayerEdge's on FACE
- for ( size_t i = 0; i < eos->_edges.size(); ++i )
- {
- eos->_edges[i]->SetSmooLen( Precision::Infinite() );
- }
- SMESH_subMeshIteratorPtr smIt = eos->_subMesh->getDependsOnIterator(/*includeSelf=*/false);
- while ( smIt->more() ) // loop on sub-shapes of the FACE
- {
- _EdgesOnShape* eoe = GetShapeEdges( smIt->next()->GetId() );
- if ( !eoe ) continue;
+ // for ( size_t i = 0; i < eos->_edges.size(); ++i )
+ // {
+ // eos->_edges[i]->SetSmooLen( Precision::Infinite() );
+ // }
+ // SMESH_subMeshIteratorPtr smIt = eos->_subMesh->getDependsOnIterator(/*includeSelf=*/false);
+ // while ( smIt->more() ) // loop on sub-shapes of the FACE
+ // {
+ // _EdgesOnShape* eoe = GetShapeEdges( smIt->next()->GetId() );
+ // if ( !eoe ) continue;
- vector<_LayerEdge*>& eE = eoe->_edges;
- for ( size_t iE = 0; iE < eE.size(); ++iE ) // loop on _LayerEdge's on EDGE or VERTEX
- {
- if ( eE[iE]->_cosin <= theMinSmoothCosin )
- continue;
-
- SMDS_ElemIteratorPtr segIt = eE[iE]->_nodes[0]->GetInverseElementIterator(SMDSAbs_Edge);
- while ( segIt->more() )
- {
- const SMDS_MeshElement* seg = segIt->next();
- if ( !eos->_subMesh->DependsOn( seg->getshapeId() ))
- continue;
- if ( seg->GetNode(0) != eE[iE]->_nodes[0] )
- continue; // not to check a seg twice
- for ( size_t iN = 0; iN < eE[iE]->_neibors.size(); ++iN )
- {
- _LayerEdge* eN = eE[iE]->_neibors[iN];
- if ( eN->_nodes[0]->getshapeId() != eos->_shapeID )
- continue;
- double dist = SMESH_MeshAlgos::GetDistance( seg, SMESH_TNodeXYZ( eN->_nodes[0] ));
- double smooLen = getSmoothingThickness( eE[iE]->_cosin, dist );
- eN->SetSmooLen( Min( smooLen, eN->GetSmooLen() ));
- eN->Set( _LayerEdge::NEAR_BOUNDARY );
- }
- }
- }
- }
+ // vector<_LayerEdge*>& eE = eoe->_edges;
+ // for ( size_t iE = 0; iE < eE.size(); ++iE ) // loop on _LayerEdge's on EDGE or VERTEX
+ // {
+ // if ( eE[iE]->_cosin <= theMinSmoothCosin )
+ // continue;
+
+ // SMDS_ElemIteratorPtr segIt = eE[iE]->_nodes[0]->GetInverseElementIterator(SMDSAbs_Edge);
+ // while ( segIt->more() )
+ // {
+ // const SMDS_MeshElement* seg = segIt->next();
+ // if ( !eos->_subMesh->DependsOn( seg->getshapeId() ))
+ // continue;
+ // if ( seg->GetNode(0) != eE[iE]->_nodes[0] )
+ // continue; // not to check a seg twice
+ // for ( size_t iN = 0; iN < eE[iE]->_neibors.size(); ++iN )
+ // {
+ // _LayerEdge* eN = eE[iE]->_neibors[iN];
+ // if ( eN->_nodes[0]->getshapeId() != eos->_shapeID )
+ // continue;
+ // double dist = SMESH_MeshAlgos::GetDistance( seg, SMESH_TNodeXYZ( eN->_nodes[0] ));
+ // double smooLen = getSmoothingThickness( eE[iE]->_cosin, dist );
+ // eN->SetSmooLen( Min( smooLen, eN->GetSmooLen() ));
+ // eN->Set( _LayerEdge::NEAR_BOUNDARY );
+ // }
+ // }
+ // }
+ // }
} // if ( eos->ShapeType() == TopAbs_FACE )
for ( size_t i = 0; i < eos->_edges.size(); ++i )
avgLen /= edge->_simplices.size();
if (( edge->_curvature = _Curvature::New( avgNormProj, avgLen )))
{
+ edge->Set( _LayerEdge::SMOOTHED_C1 );
isCurved = true;
- SMDS_FacePosition* fPos = dynamic_cast<SMDS_FacePosition*>( edge->_nodes[0]->GetPosition() );
+ SMDS_FacePositionPtr fPos = edge->_nodes[0]->GetPosition();
if ( !fPos )
for ( size_t iS = 0; iS < edge->_simplices.size() && !fPos; ++iS )
- fPos = dynamic_cast<SMDS_FacePosition*>( edge->_simplices[iS]._nPrev->GetPosition() );
+ fPos = edge->_simplices[iS]._nPrev->GetPosition();
if ( fPos )
edge->_curvature->_uv.SetCoord( fPos->GetUParameter(), fPos->GetVParameter() );
}
*/
//================================================================================
-void _ViscousBuilder::limitMaxLenByCurvature( _SolidData& data, SMESH_MesherHelper& helper )
+void _ViscousBuilder::limitMaxLenByCurvature( _SolidData& data, SMESH_MesherHelper& /*helper*/ )
{
// find intersection of neighbor _LayerEdge's to limit _maxLen
// according to local curvature (IPAL52648)
if ( eI->_nodes[0]->GetID() < eN->_nodes[0]->GetID() ) // treat this pair once
{
_EdgesOnShape* eosN = data.GetShapeEdges( eN );
- limitMaxLenByCurvature( eI, eN, eosI, *eosN, helper );
+ limitMaxLenByCurvature( eI, eN, eosI, *eosN, eosI._hyp.ToSmooth() );
}
}
}
for ( size_t i = 1; i < eosI._edges.size(); ++i )
{
_LayerEdge* eI = eosI._edges[i];
- limitMaxLenByCurvature( eI, e0, eosI, eosI, helper );
+ limitMaxLenByCurvature( eI, e0, eosI, eosI, eosI._hyp.ToSmooth() );
e0 = eI;
}
}
*/
//================================================================================
-void _ViscousBuilder::limitMaxLenByCurvature( _LayerEdge* e1,
- _LayerEdge* e2,
- _EdgesOnShape& eos1,
- _EdgesOnShape& eos2,
- SMESH_MesherHelper& helper )
+void _ViscousBuilder::limitMaxLenByCurvature( _LayerEdge* e1,
+ _LayerEdge* e2,
+ _EdgesOnShape& /*eos1*/,
+ _EdgesOnShape& /*eos2*/,
+ const bool /*isSmoothable*/ )
{
+ if (( e1->_nodes[0]->GetPosition()->GetDim() !=
+ e2->_nodes[0]->GetPosition()->GetDim() ) &&
+ ( e1->_cosin < 0.75 ))
+ return; // angle > 90 deg at e1
+
gp_XYZ plnNorm = e1->_normal ^ e2->_normal;
double norSize = plnNorm.SquareModulus();
if ( norSize < std::numeric_limits<double>::min() )
double ovl = ( u1 * e1->_normal * dir12 -
u2 * e2->_normal * dir12 ) / dir12.SquareModulus();
if ( ovl > theSmoothThickToElemSizeRatio )
- {
- e1->_maxLen = Min( e1->_maxLen, 0.75 * u1 / e1->_lenFactor );
- e2->_maxLen = Min( e2->_maxLen, 0.75 * u2 / e2->_lenFactor );
+ {
+ const double coef = 0.75;
+ e1->SetMaxLen( Min( e1->_maxLen, coef * u1 / e1->_lenFactor ));
+ e2->SetMaxLen( Min( e2->_maxLen, coef * u2 / e2->_lenFactor ));
}
}
}
_EdgesOnShape& eos = data._edgesOnShape[iS];
if ( eos._edges.empty() ) continue;
if ( eos.ShapeType() != TopAbs_EDGE && eos.ShapeType() != TopAbs_VERTEX ) continue;
+ if ( !eos._sWOL.IsNull() ) continue; // PAL23566
for ( size_t i = 0; i < eos._edges.size(); ++i )
{
src2->GetID() < edge->_nodes[0]->GetID() )
continue; // avoid using same segment twice
- // a _LayerEdge containg tgt2
+ // a _LayerEdge containing tgt2
_LayerEdge* neiborEdge = edge->_2neibors->_edges[j];
_TmpMeshFaceOnEdge* f = new _TmpMeshFaceOnEdge( edge, neiborEdge, --_tmpFaceID );
( f->_le2->IsOnEdge() && f->_le2->_2neibors->include( edge ))) continue;
}
dist1 = dist2 = Precision::Infinite();
- if ( !edge->SegTriaInter( lastSegment, f->_nn[0], f->_nn[1], f->_nn[2], dist1, eps ))
+ if ( !edge->SegTriaInter( lastSegment, f->n(0), f->n(1), f->n(2), dist1, eps ))
dist1 = Precision::Infinite();
- if ( !edge->SegTriaInter( lastSegment, f->_nn[3], f->_nn[2], f->_nn[0], dist2, eps ))
+ if ( !edge->SegTriaInter( lastSegment, f->n(3), f->n(2), f->n(0), dist2, eps ))
dist2 = Precision::Infinite();
if (( dist1 > segLen ) && ( dist2 > segLen ))
continue;
if ( edge->IsOnEdge() )
{
// skip perpendicular EDGEs
- gp_Vec fSegDir = SMESH_TNodeXYZ( f->_nn[0] ) - SMESH_TNodeXYZ( f->_nn[3] );
+ gp_Vec fSegDir = SMESH_TNodeXYZ( f->n(0) ) - SMESH_TNodeXYZ( f->n(3) );
bool isParallel = ( isLessAngle( eSegDir0, fSegDir, angle45 ) ||
isLessAngle( eSegDir1, fSegDir, angle45 ) ||
isLessAngle( eSegDir0, fSegDir.Reversed(), angle45 ) ||
// else
// {
// double shortLen = 0.75 * ( Min( dist1, dist2 ) / edge->_lenFactor );
- // edge->_maxLen = Min( shortLen, edge->_maxLen );
+ // edge->SetMaxLen( Min( shortLen, edge->_maxLen ));
// }
}
}
}
+//================================================================================
+/*!
+ * \brief Find _LayerEdge's located on boundary of a convex FACE whose normal
+ * will be updated at each inflation step
+ */
+//================================================================================
+
+void _ViscousBuilder::findEdgesToUpdateNormalNearConvexFace( _ConvexFace & convFace,
+ _SolidData& data,
+ SMESH_MesherHelper& helper )
+{
+ const TGeomID convFaceID = getMeshDS()->ShapeToIndex( convFace._face );
+ const double preci = BRep_Tool::Tolerance( convFace._face );
+ Handle(ShapeAnalysis_Surface) surface = helper.GetSurface( convFace._face );
+
+ bool edgesToUpdateFound = false;
+
+ map< TGeomID, _EdgesOnShape* >::iterator id2eos = convFace._subIdToEOS.begin();
+ for ( ; id2eos != convFace._subIdToEOS.end(); ++id2eos )
+ {
+ _EdgesOnShape& eos = * id2eos->second;
+ if ( !eos._sWOL.IsNull() ) continue;
+ if ( !eos._hyp.ToSmooth() ) continue;
+ for ( size_t i = 0; i < eos._edges.size(); ++i )
+ {
+ _LayerEdge* ledge = eos._edges[ i ];
+ if ( ledge->Is( _LayerEdge::UPD_NORMAL_CONV )) continue; // already checked
+ if ( ledge->Is( _LayerEdge::MULTI_NORMAL )) continue; // not inflatable
+
+ gp_XYZ tgtPos = ( SMESH_NodeXYZ( ledge->_nodes[0] ) +
+ ledge->_normal * ledge->_lenFactor * ledge->_maxLen );
+
+ // the normal must be updated if distance from tgtPos to surface is less than
+ // target thickness
+
+ // find an initial UV for search of a projection of tgtPos to surface
+ const SMDS_MeshNode* nodeInFace = 0;
+ SMDS_ElemIteratorPtr fIt = ledge->_nodes[0]->GetInverseElementIterator(SMDSAbs_Face);
+ while ( fIt->more() && !nodeInFace )
+ {
+ const SMDS_MeshElement* f = fIt->next();
+ if ( convFaceID != f->getshapeId() ) continue;
+
+ SMDS_ElemIteratorPtr nIt = f->nodesIterator();
+ while ( nIt->more() && !nodeInFace )
+ {
+ const SMDS_MeshElement* n = nIt->next();
+ if ( n->getshapeId() == convFaceID )
+ nodeInFace = static_cast< const SMDS_MeshNode* >( n );
+ }
+ }
+ if ( !nodeInFace )
+ continue;
+ gp_XY uv = helper.GetNodeUV( convFace._face, nodeInFace );
+
+ // projection
+ surface->NextValueOfUV( uv, tgtPos, preci );
+ double dist = surface->Gap();
+ if ( dist < 0.95 * ledge->_maxLen )
+ {
+ ledge->Set( _LayerEdge::UPD_NORMAL_CONV );
+ if ( !ledge->_curvature ) ledge->_curvature = _Factory::NewCurvature();
+ ledge->_curvature->_uv.SetCoord( uv.X(), uv.Y() );
+ edgesToUpdateFound = true;
+ }
+ }
+ }
+
+ if ( !convFace._isTooCurved && edgesToUpdateFound )
+ {
+ data._convexFaces.insert( make_pair( convFaceID, convFace )).first->second;
+ }
+}
+
//================================================================================
/*!
* \brief Modify normals of _LayerEdge's on EDGE's to avoid intersection with
bool _ViscousBuilder::updateNormals( _SolidData& data,
SMESH_MesherHelper& helper,
int stepNb,
- double stepSize)
+ double /*stepSize*/)
{
updateNormalsOfC1Vertices( data );
// compute new _normals
for ( size_t i = 0; i < intEdgesDist.size(); ++i )
{
- _LayerEdge* edge2 = intEdgesDist[i].first;
- double distWgt = edge1->_len / intEdgesDist[i].second;
+ _LayerEdge* edge2 = intEdgesDist[i].first;
+ double distWgt = edge1->_len / intEdgesDist[i].second;
// if ( edge1->Is( _LayerEdge::BLOCKED ) &&
// edge2->Is( _LayerEdge::BLOCKED )) continue;
if ( edge2->Is( _LayerEdge::MARKED )) continue;
e2neIt = edge2newEdge.insert( make_pair( edge1, zeroEdge )).first;
e2neIt->second._normal += distWgt * newNormal;
e2neIt->second._cosin = newCos;
- e2neIt->second._maxLen = 0.7 * minIntDist / edge1->_lenFactor;
+ e2neIt->second.SetMaxLen( 0.7 * minIntDist / edge1->_lenFactor );
if ( iter > 0 && sgn1 * sgn2 < 0 && edge1->_cosin < 0 )
e2neIt->second._normal += dir2;
+
e2neIt = edge2newEdge.insert( make_pair( edge2, zeroEdge )).first;
e2neIt->second._normal += distWgt * newNormal;
- e2neIt->second._cosin = edge2->_cosin;
+ if ( Precision::IsInfinite( zeroEdge._maxLen ))
+ {
+ e2neIt->second._cosin = edge2->_cosin;
+ e2neIt->second.SetMaxLen( 1.3 * minIntDist / edge1->_lenFactor );
+ }
if ( iter > 0 && sgn1 * sgn2 < 0 && edge2->_cosin < 0 )
e2neIt->second._normal += dir1;
}
for ( e2neIt = edge2newEdge.begin(); e2neIt != edge2newEdge.end(); ++e2neIt )
{
_LayerEdge* edge = e2neIt->first;
- if ( edge->Is( _LayerEdge::BLOCKED )) continue;
_LayerEdge& newEdge = e2neIt->second;
_EdgesOnShape* eos = data.GetShapeEdges( edge );
+ if ( edge->Is( _LayerEdge::BLOCKED ) && newEdge._maxLen > edge->_len )
+ continue;
// Check if a new _normal is OK:
newEdge._normal.Normalize();
if ( newEdge._maxLen < edge->_len && iter > 0 ) // limit _maxLen
{
edge->InvalidateStep( stepNb + 1, *eos, /*restoreLength=*/true );
- edge->_maxLen = newEdge._maxLen;
+ edge->SetMaxLen( newEdge._maxLen );
edge->SetNewLength( newEdge._maxLen, *eos, helper );
}
continue; // the new _normal is bad
else // edge inflates along a FACE
{
TopoDS_Shape V = helper.GetSubShapeByNode( edge->_nodes[0], getMeshDS() );
- PShapeIteratorPtr eIt = helper.GetAncestors( V, *_mesh, TopAbs_EDGE );
+ PShapeIteratorPtr eIt = helper.GetAncestors( V, *_mesh, TopAbs_EDGE, &eos->_sWOL );
while ( const TopoDS_Shape* E = eIt->next() )
{
- if ( !helper.IsSubShape( *E, /*FACE=*/eos->_sWOL ))
- continue;
gp_Vec edgeDir = getEdgeDir( TopoDS::Edge( *E ), TopoDS::Vertex( V ));
double angle = edgeDir.Angle( newEdge._normal ); // [0,PI]
if ( angle < M_PI / 2 )
//================================================================================
bool _ViscousBuilder::updateNormalsOfSmoothed( _SolidData& data,
- SMESH_MesherHelper& helper,
+ SMESH_MesherHelper& /*helper*/,
const int nbSteps,
const double stepSize )
{
for ( ; id2face != data._convexFaces.end(); ++id2face )
{
_ConvexFace & convFace = (*id2face).second;
+ convFace._normalsFixedOnBorders = false; // to update at each inflation step
+
if ( convFace._normalsFixed )
continue; // already fixed
if ( convFace.CheckPrisms() )
return true;
}
+//================================================================================
+/*!
+ * \brief Return max curvature of a FACE
+ */
+//================================================================================
+
+double _ConvexFace::GetMaxCurvature( _SolidData& data,
+ _EdgesOnShape& eof,
+ BRepLProp_SLProps& surfProp,
+ SMESH_MesherHelper& helper)
+{
+ double maxCurvature = 0;
+
+ TopoDS_Face F = TopoDS::Face( eof._shape );
+
+ const int nbTestPnt = 5;
+ const double oriFactor = ( F.Orientation() == TopAbs_REVERSED ? +1. : -1. );
+ SMESH_subMeshIteratorPtr smIt = eof._subMesh->getDependsOnIterator(/*includeSelf=*/true);
+ while ( smIt->more() )
+ {
+ SMESH_subMesh* sm = smIt->next();
+ const TGeomID subID = sm->GetId();
+
+ // find _LayerEdge's of a sub-shape
+ _EdgesOnShape* eos;
+ if (( eos = data.GetShapeEdges( subID )))
+ this->_subIdToEOS.insert( make_pair( subID, eos ));
+ else
+ continue;
+
+ // check concavity and curvature and limit data._stepSize
+ const double minCurvature =
+ 1. / ( eos->_hyp.GetTotalThickness() * ( 1 + theThickToIntersection ));
+ size_t iStep = Max( 1, eos->_edges.size() / nbTestPnt );
+ for ( size_t i = 0; i < eos->_edges.size(); i += iStep )
+ {
+ gp_XY uv = helper.GetNodeUV( F, eos->_edges[ i ]->_nodes[0] );
+ surfProp.SetParameters( uv.X(), uv.Y() );
+ if ( surfProp.IsCurvatureDefined() )
+ {
+ double curvature = Max( surfProp.MaxCurvature() * oriFactor,
+ surfProp.MinCurvature() * oriFactor );
+ maxCurvature = Max( maxCurvature, curvature );
+
+ if ( curvature > minCurvature )
+ this->_isTooCurved = true;
+ }
+ }
+ } // loop on sub-shapes of the FACE
+
+ return maxCurvature;
+}
+
//================================================================================
/*!
* \brief Finds a center of curvature of a surface at a _LayerEdge
gp_XYZ _LayerEdge::PrevCheckPos( _EdgesOnShape* eos ) const
{
- size_t i = Is( NORMAL_UPDATED ) ? _pos.size()-2 : 0;
+ size_t i = Is( NORMAL_UPDATED ) && IsOnFace() ? _pos.size()-2 : 0;
if ( !eos || eos->_sWOL.IsNull() )
return _pos[ i ];
//================================================================================
/*!
- * \brief Return the last position of the target node on a FACE.
+ * \brief Return the last (or \a which) position of the target node on a FACE.
* \param [in] F - the FACE this _LayerEdge is inflated along
+ * \param [in] which - index of position
* \return gp_XY - result UV
*/
//================================================================================
-gp_XY _LayerEdge::LastUV( const TopoDS_Face& F, _EdgesOnShape& eos ) const
+gp_XY _LayerEdge::LastUV( const TopoDS_Face& F, _EdgesOnShape& eos, int which ) const
{
if ( F.IsSame( eos._sWOL )) // F is my FACE
return gp_XY( _pos.back().X(), _pos.back().Y() );
return gp_XY( 1e100, 1e100 );
// _sWOL is EDGE of F; _pos.back().X() is the last U on the EDGE
- double f, l, u = _pos.back().X();
+ double f, l, u = _pos[ which < 0 ? _pos.size()-1 : which ].X();
Handle(Geom2d_Curve) C2d = BRep_Tool::CurveOnSurface( TopoDS::Edge(eos._sWOL), F, f,l);
if ( !C2d.IsNull() && f <= u && u <= l )
return C2d->Value( u ).XY();
const gp_Dir& dir = lastSegment.Direction();
/* calculate distance from vert0 to ray origin */
- gp_XYZ tvec = orig.XYZ() - vert0;
+ //gp_XYZ tvec = orig.XYZ() - vert0;
//if ( tvec * dir > EPSILON )
// intersected face is at back side of the temporary face this _LayerEdge belongs to
if ( det > -ANGL_EPSILON && det < ANGL_EPSILON )
return false;
+ /* calculate distance from vert0 to ray origin */
+ gp_XYZ tvec = orig.XYZ() - vert0;
+
/* calculate U parameter and test bounds */
double u = ( tvec * pvec ) / det;
//if (u < 0.0 || u > 1.0)
* \param [in] eov - EOS of the VERTEX
* \param [in] eos - EOS of the FACE
* \param [in] step - inflation step
- * \param [in,out] badSmooEdges - not untangled _LayerEdge's
+ * \param [in,out] badSmooEdges - tangled _LayerEdge's
*/
//================================================================================
prevPosV = surface.Value( prevPosV.X(), prevPosV.Y() ).XYZ();
}
- SMDS_FacePosition* fPos;
+ SMDS_FacePositionPtr fPos;
//double r = 1. - Min( 0.9, step / 10. );
for ( set< _LayerEdge* >::iterator e = edges.begin(); e != edges.end(); ++e )
{
// set _curvature to make edgeF updated by putOnOffsetSurface()
if ( !edgeF->_curvature )
- if (( fPos = dynamic_cast<SMDS_FacePosition*>( edgeF->_nodes[0]->GetPosition() )))
+ if (( fPos = edgeF->_nodes[0]->GetPosition() ))
{
- edgeF->_curvature = new _Curvature;
+ edgeF->_curvature = _Factory::NewCurvature();
edgeF->_curvature->_r = 0;
edgeF->_curvature->_k = 0;
edgeF->_curvature->_h2lenRatio = 0;
//================================================================================
/*!
- * \brief Chooses a smoothing technic giving a position most close to an initial one.
+ * \brief Chooses a smoothing technique giving a position most close to an initial one.
* For a correct result, _simplices must contain nodes lying on geometry.
*/
//================================================================================
void _LayerEdge::ChooseSmooFunction( const set< TGeomID >& concaveVertices,
- const TNode2Edge& n2eMap)
+ const TNode2Edge& /*n2eMap*/)
{
if ( _smooFunction ) return;
}
}
- // // this coice is done only if ( !concaveVertices.empty() ) for Grids/smesh/bugs_19/X1
+ // // this choice is done only if ( !concaveVertices.empty() ) for Grids/smesh/bugs_19/X1
// // where the nodes are smoothed too far along a sphere thus creating
// // inverted _simplices
// double dist[theNbSmooFuns];
else
norm += cross;
}
- catch (Standard_Failure) { // if |cross| == 0.
+ catch (Standard_Failure&) { // if |cross| == 0.
}
}
gp_XYZ vec = newPos - pN;
//================================================================================
/*!
- * \brief Computes a new node position using weigthed node positions
+ * \brief Computes a new node position using weighted node positions
*/
//================================================================================
{
gp_XYZ newPos(0,0,0);
- // get a plane to seach a solution on
+ // get a plane to search a solution on
vector< gp_XYZ > vecs( _simplices.size() + 1 );
size_t i;
{ ////////////////////////////////// NEW
gp_XYZ newPos(0,0,0);
- // get a plane to seach a solution on
+ // get a plane to search a solution on
size_t i;
gp_XYZ center(0,0,0);
_pos.back().SetCoord( u, 0, 0 );
if ( _nodes.size() > 1 && uvOK )
{
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( n->GetPosition() );
+ SMDS_EdgePositionPtr pos = n->GetPosition();
pos->SetUParameter( u );
}
}
_pos.back().SetCoord( uv.X(), uv.Y(), 0 );
if ( _nodes.size() > 1 && uvOK )
{
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( n->GetPosition() );
+ SMDS_FacePositionPtr pos = n->GetPosition();
pos->SetUParameter( uv.X() );
pos->SetVParameter( uv.Y() );
}
//if ( Is( BLOCKED )) return;
Set( BLOCKED );
- _maxLen = _len;
+ SMESH_Comment msg( "#BLOCK shape=");
+ msg << data.GetShapeEdges( this )->_shapeID
+ << ", nodes " << _nodes[0]->GetID() << ", " << _nodes.back()->GetID();
+ dumpCmd( msg + " -- BEGIN");
+
+ SetMaxLen( _len );
std::queue<_LayerEdge*> queue;
queue.push( this );
minDist = Min( pSrc.SquareDistance( pTgtN ), minDist );
minDist = Min( pTgt.SquareDistance( pSrcN ), minDist );
double newMaxLen = edge->_maxLen + 0.5 * Sqrt( minDist );
- if ( edge->_nodes[0]->getshapeId() == neibor->_nodes[0]->getshapeId() )
+ //if ( edge->_nodes[0]->getshapeId() == neibor->_nodes[0]->getshapeId() ) viscous_layers_00/A3
{
- newMaxLen *= edge->_lenFactor / neibor->_lenFactor;
+ //newMaxLen *= edge->_lenFactor / neibor->_lenFactor;
+ // newMaxLen *= Min( edge->_lenFactor / neibor->_lenFactor,
+ // neibor->_lenFactor / edge->_lenFactor );
}
if ( neibor->_maxLen > newMaxLen )
{
- neibor->_maxLen = newMaxLen;
+ neibor->SetMaxLen( newMaxLen );
if ( neibor->_maxLen < neibor->_len )
{
_EdgesOnShape* eos = data.GetShapeEdges( neibor );
+ int lastStep = neibor->Is( BLOCKED ) ? 1 : 0;
while ( neibor->_len > neibor->_maxLen &&
- neibor->NbSteps() > 1 )
+ neibor->NbSteps() > lastStep )
neibor->InvalidateStep( neibor->NbSteps(), *eos, /*restoreLength=*/true );
neibor->SetNewLength( neibor->_maxLen, *eos, data.GetHelper() );
//neibor->Block( data );
}
}
}
+ dumpCmd( msg + " -- END");
}
//================================================================================
TopLoc_Location loc;
if ( eos.SWOLType() == TopAbs_EDGE )
{
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( n->GetPosition() );
+ SMDS_EdgePositionPtr pos = n->GetPosition();
pos->SetUParameter( nXYZ.X() );
double f,l;
Handle(Geom_Curve) curve = BRep_Tool::Curve( TopoDS::Edge( eos._sWOL ), loc, f,l);
}
else
{
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( n->GetPosition() );
+ SMDS_FacePositionPtr pos = n->GetPosition();
pos->SetUParameter( nXYZ.X() );
pos->SetVParameter( nXYZ.Y() );
Handle(Geom_Surface) surface = BRep_Tool::Surface( TopoDS::Face(eos._sWOL), loc );
if ( restoreLength )
{
- _len -= ( nXYZ.XYZ() - curXYZ ).Modulus() / _lenFactor;
+ if ( NbSteps() == 0 )
+ _len = 0.;
+ else if ( IsOnFace() && Is( MOVED ))
+ _len = ( nXYZ.XYZ() - SMESH_NodeXYZ( _nodes[0] )) * _normal;
+ else
+ _len -= ( nXYZ.XYZ() - curXYZ ).Modulus() / _lenFactor;
}
}
+ return;
}
//================================================================================
int iSmoothed = GetSmoothedPos( tol );
if ( !iSmoothed ) return;
- //if ( 1 || Is( DISTORTED ))
+ gp_XYZ normal = _normal;
+ if ( Is( NORMAL_UPDATED ))
{
- gp_XYZ normal = _normal;
- if ( Is( NORMAL_UPDATED ))
+ double minDot = 1;
+ for ( size_t i = 0; i < _neibors.size(); ++i )
+ {
+ if ( _neibors[i]->IsOnFace() )
+ {
+ double dot = _normal * _neibors[i]->_normal;
+ if ( dot < minDot )
+ {
+ normal = _neibors[i]->_normal;
+ minDot = dot;
+ }
+ }
+ }
+ if ( minDot == 1. )
for ( size_t i = 1; i < _pos.size(); ++i )
{
normal = _pos[i] - _pos[0];
break;
}
}
- const double r = 0.2;
- for ( int iter = 0; iter < 50; ++iter )
+ }
+ const double r = 0.2;
+ for ( int iter = 0; iter < 50; ++iter )
+ {
+ double minDot = 1;
+ for ( size_t i = Max( 1, iSmoothed-1-iter ); i < _pos.size()-1; ++i )
{
- double minDot = 1;
- for ( size_t i = Max( 1, iSmoothed-1-iter ); i < _pos.size()-1; ++i )
- {
- gp_XYZ midPos = 0.5 * ( _pos[i-1] + _pos[i+1] );
- gp_XYZ newPos = ( 1-r ) * midPos + r * _pos[i];
- _pos[i] = newPos;
- double midLen = 0.5 * ( segLen[i-1] + segLen[i+1] );
- double newLen = ( 1-r ) * midLen + r * segLen[i];
- const_cast< double& >( segLen[i] ) = newLen;
- // check angle between normal and (_pos[i+1], _pos[i] )
- gp_XYZ posDir = _pos[i+1] - _pos[i];
- double size = posDir.SquareModulus();
- if ( size > RealSmall() )
- minDot = Min( minDot, ( normal * posDir ) * ( normal * posDir ) / size );
- }
- if ( minDot > 0.5 * 0.5 )
- break;
+ gp_XYZ midPos = 0.5 * ( _pos[i-1] + _pos[i+1] );
+ gp_XYZ newPos = ( 1-r ) * midPos + r * _pos[i];
+ _pos[i] = newPos;
+ double midLen = 0.5 * ( segLen[i-1] + segLen[i+1] );
+ double newLen = ( 1-r ) * midLen + r * segLen[i];
+ const_cast< double& >( segLen[i] ) = newLen;
+ // check angle between normal and (_pos[i+1], _pos[i] )
+ gp_XYZ posDir = _pos[i+1] - _pos[i];
+ double size = posDir.SquareModulus();
+ if ( size > RealSmall() )
+ minDot = Min( minDot, ( normal * posDir ) * ( normal * posDir ) / size );
}
+ if ( minDot > 0.5 * 0.5 )
+ break;
}
- // else
- // {
- // for ( size_t i = 1; i < _pos.size()-1; ++i )
- // {
- // if ((int) i < iSmoothed && ( segLen[i] / segLen.back() < 0.5 ))
- // continue;
-
- // double wgt = segLen[i] / segLen.back();
- // gp_XYZ normPos = _pos[0] + _normal * wgt * _len;
- // gp_XYZ tgtPos = ( 1 - wgt ) * _pos[0] + wgt * _pos.back();
- // gp_XYZ newPos = ( 1 - wgt ) * normPos + wgt * tgtPos;
- // _pos[i] = newPos;
- // }
- // }
+ return;
}
+//================================================================================
+/*!
+ * \brief Print flags
+ */
+//================================================================================
+
+std::string _LayerEdge::DumpFlags() const
+{
+ SMESH_Comment dump;
+ for ( int flag = 1; flag < 0x1000000; flag *= 2 )
+ if ( _flags & flag )
+ {
+ EFlags f = (EFlags) flag;
+ switch ( f ) {
+ case TO_SMOOTH: dump << "TO_SMOOTH"; break;
+ case MOVED: dump << "MOVED"; break;
+ case SMOOTHED: dump << "SMOOTHED"; break;
+ case DIFFICULT: dump << "DIFFICULT"; break;
+ case ON_CONCAVE_FACE: dump << "ON_CONCAVE_FACE"; break;
+ case BLOCKED: dump << "BLOCKED"; break;
+ case INTERSECTED: dump << "INTERSECTED"; break;
+ case NORMAL_UPDATED: dump << "NORMAL_UPDATED"; break;
+ case UPD_NORMAL_CONV: dump << "UPD_NORMAL_CONV"; break;
+ case MARKED: dump << "MARKED"; break;
+ case MULTI_NORMAL: dump << "MULTI_NORMAL"; break;
+ case NEAR_BOUNDARY: dump << "NEAR_BOUNDARY"; break;
+ case SMOOTHED_C1: dump << "SMOOTHED_C1"; break;
+ case DISTORTED: dump << "DISTORTED"; break;
+ case RISKY_SWOL: dump << "RISKY_SWOL"; break;
+ case SHRUNK: dump << "SHRUNK"; break;
+ case UNUSED_FLAG: dump << "UNUSED_FLAG"; break;
+ }
+ dump << " ";
+ }
+ cout << dump << endl;
+ return dump;
+}
+
+
//================================================================================
/*!
* \brief Create layers of prisms
double f,l, u = 0;
gp_XY uv;
vector< gp_XYZ > pos3D;
- bool isOnEdge;
+ bool isOnEdge, isTooConvexFace = false;
TGeomID prevBaseId = -1;
TNode2Edge* n2eMap = 0;
TNode2Edge::iterator n2e;
surface = helper.GetSurface( geomFace );
// propagate _toSmooth back to _eosC1, which was unset in findShapesToSmooth()
for ( size_t i = 0; i < eos._eosC1.size(); ++i )
- {
eos._eosC1[ i ]->_toSmooth = true;
- for ( size_t j = 0; j < eos._eosC1[i]->_edges.size(); ++j )
- eos._eosC1[i]->_edges[j]->Set( _LayerEdge::SMOOTHED_C1 );
- }
+
+ isTooConvexFace = false;
+ if ( _ConvexFace* cf = data.GetConvexFace( eos._shapeID ))
+ isTooConvexFace = cf->_isTooCurved;
}
vector< double > segLen;
if ( eos._sWOL.IsNull() )
{
bool useNormal = true;
- bool usePos = false;
- bool smoothed = false;
+ bool usePos = false;
+ bool smoothed = false;
double preci = 0.1 * edge._len;
if ( eos._toSmooth && edge._pos.size() > 2 )
{
}
if ( smoothed )
{
- if ( !surface.IsNull() &&
- !data._convexFaces.count( eos._shapeID )) // edge smoothed on FACE
+ if ( !surface.IsNull() && !isTooConvexFace ) // edge smoothed on FACE
{
useNormal = usePos = false;
gp_Pnt2d uv = helper.GetNodeUV( geomFace, edge._nodes[0] );
}
else if ( eos._isRegularSWOL ) // usual SWOL
{
- for ( size_t j = 1; j < edge._pos.size(); ++j )
- segLen[j] = segLen[j-1] + (edge._pos[j-1] - edge._pos[j] ).Modulus();
+ if ( edge.Is( _LayerEdge::SMOOTHED ))
+ {
+ SMESH_NodeXYZ p0( edge._nodes[0] );
+ for ( size_t j = 1; j < edge._pos.size(); ++j )
+ {
+ gp_XYZ pj = surface->Value( edge._pos[j].X(), edge._pos[j].Y() ).XYZ();
+ segLen[j] = ( pj - p0 ) * edge._normal;
+ }
+ }
+ else
+ {
+ for ( size_t j = 1; j < edge._pos.size(); ++j )
+ segLen[j] = segLen[j-1] + (edge._pos[j-1] - edge._pos[j] ).Modulus();
+ }
}
else if ( !surface.IsNull() ) // SWOL surface with singularities
{
SMDS_PositionPtr lastPos = tgtNode->GetPosition();
if ( isOnEdge )
{
- SMDS_EdgePosition* epos = static_cast<SMDS_EdgePosition*>( lastPos );
+ SMDS_EdgePositionPtr epos = lastPos;
epos->SetUParameter( otherTgtPos.X() );
}
else
{
- SMDS_FacePosition* fpos = static_cast<SMDS_FacePosition*>( lastPos );
+ SMDS_FacePositionPtr fpos = lastPos;
fpos->SetUParameter( otherTgtPos.X() );
fpos->SetVParameter( otherTgtPos.Y() );
}
u = helper.GetNodeU( geomEdge, node );
pos = curve->Value( u ).Transformed(loc);
- SMDS_EdgePosition* epos = static_cast<SMDS_EdgePosition*>( node->GetPosition() );
+ SMDS_EdgePositionPtr epos = node->GetPosition();
epos->SetUParameter( u );
}
else
uv = helper.GetNodeUV( geomFace, node );
pos = surface->Value( uv );
- SMDS_FacePosition* fpos = static_cast<SMDS_FacePosition*>( node->GetPosition() );
+ SMDS_FacePositionPtr fpos = node->GetPosition();
fpos->SetUParameter( uv.X() );
fpos->SetVParameter( uv.Y() );
}
set< vector<const SMDS_MeshNode*>* > nnSet;
set< int > degenEdgeInd;
vector<const SMDS_MeshElement*> degenVols;
- vector<int> isRiskySWOL;
TopExp_Explorer exp( data._solid, TopAbs_FACE );
for ( ; exp.More(); exp.Next() )
const TGeomID faceID = getMeshDS()->ShapeToIndex( exp.Current() );
if ( data._ignoreFaceIds.count( faceID ))
continue;
+ _EdgesOnShape* eos = data.GetShapeEdges( faceID );
+ SMDS_MeshGroup* group = StdMeshers_ViscousLayers::CreateGroup( eos->_hyp.GetGroupName(),
+ *helper.GetMesh(),
+ SMDSAbs_Volume );
+ std::vector< const SMDS_MeshElement* > vols;
const bool isReversedFace = data._reversedFaceIds.count( faceID );
SMESHDS_SubMesh* fSubM = getMeshDS()->MeshElements( exp.Current() );
SMDS_ElemIteratorPtr fIt = fSubM->GetElements();
nnVec.resize( nbNodes );
nnSet.clear();
degenEdgeInd.clear();
- isRiskySWOL.resize( nbNodes );
size_t maxZ = 0, minZ = std::numeric_limits<size_t>::max();
SMDS_NodeIteratorPtr nIt = face->nodeIterator();
for ( int iN = 0; iN < nbNodes; ++iN )
nnVec[ i ] = & edge->_nodes;
maxZ = std::max( maxZ, nnVec[ i ]->size() );
minZ = std::min( minZ, nnVec[ i ]->size() );
- //isRiskySWOL[ i ] = edge->Is( _LayerEdge::RISKY_SWOL );
if ( helper.HasDegeneratedEdges() )
nnSet.insert( nnVec[ i ]);
if ( 0 < nnSet.size() && nnSet.size() < 3 )
continue;
+ vols.clear();
+ const SMDS_MeshElement* vol;
+
switch ( nbNodes )
{
case 3: // TRIA
{
// PENTA
for ( size_t iZ = 1; iZ < minZ; ++iZ )
- helper.AddVolume( (*nnVec[0])[iZ-1], (*nnVec[1])[iZ-1], (*nnVec[2])[iZ-1],
- (*nnVec[0])[iZ], (*nnVec[1])[iZ], (*nnVec[2])[iZ]);
+ {
+ vol = helper.AddVolume( (*nnVec[0])[iZ-1], (*nnVec[1])[iZ-1], (*nnVec[2])[iZ-1],
+ (*nnVec[0])[iZ], (*nnVec[1])[iZ], (*nnVec[2])[iZ]);
+ vols.push_back( vol );
+ }
for ( size_t iZ = minZ; iZ < maxZ; ++iZ )
{
int i2 = *degenEdgeInd.begin();
int i0 = helper.WrapIndex( i2 - 1, nbNodes );
int i1 = helper.WrapIndex( i2 + 1, nbNodes );
- helper.AddVolume( (*nnVec[i0])[iZ-1], (*nnVec[i1])[iZ-1],
- (*nnVec[i1])[iZ ], (*nnVec[i0])[iZ ], (*nnVec[i2]).back());
+ vol = helper.AddVolume( (*nnVec[i0])[iZ-1], (*nnVec[i1])[iZ-1],
+ (*nnVec[i1])[iZ ], (*nnVec[i0])[iZ ], (*nnVec[i2]).back());
+ vols.push_back( vol );
}
else // TETRA
{
int i3 = !degenEdgeInd.count(0) ? 0 : !degenEdgeInd.count(1) ? 1 : 2;
- helper.AddVolume( (*nnVec[ 0 ])[ i3 == 0 ? iZ-1 : nnVec[0]->size()-1 ],
- (*nnVec[ 1 ])[ i3 == 1 ? iZ-1 : nnVec[1]->size()-1 ],
- (*nnVec[ 2 ])[ i3 == 2 ? iZ-1 : nnVec[2]->size()-1 ],
- (*nnVec[ i3 ])[ iZ ]);
+ vol = helper.AddVolume( (*nnVec[ 0 ])[ i3 == 0 ? iZ-1 : nnVec[0]->size()-1 ],
+ (*nnVec[ 1 ])[ i3 == 1 ? iZ-1 : nnVec[1]->size()-1 ],
+ (*nnVec[ 2 ])[ i3 == 2 ? iZ-1 : nnVec[2]->size()-1 ],
+ (*nnVec[ i3 ])[ iZ ]);
+ vols.push_back( vol );
}
}
break; // TRIA
{
// HEX
for ( size_t iZ = 1; iZ < minZ; ++iZ )
- helper.AddVolume( (*nnVec[0])[iZ-1], (*nnVec[1])[iZ-1],
- (*nnVec[2])[iZ-1], (*nnVec[3])[iZ-1],
- (*nnVec[0])[iZ], (*nnVec[1])[iZ],
- (*nnVec[2])[iZ], (*nnVec[3])[iZ]);
+ {
+ vol = helper.AddVolume( (*nnVec[0])[iZ-1], (*nnVec[1])[iZ-1],
+ (*nnVec[2])[iZ-1], (*nnVec[3])[iZ-1],
+ (*nnVec[0])[iZ], (*nnVec[1])[iZ],
+ (*nnVec[2])[iZ], (*nnVec[3])[iZ]);
+ vols.push_back( vol );
+ }
for ( size_t iZ = minZ; iZ < maxZ; ++iZ )
{
int i0 = helper.WrapIndex( i3 + 1, nbNodes );
int i1 = helper.WrapIndex( i0 + 1, nbNodes );
- const SMDS_MeshElement* vol =
- helper.AddVolume( nnVec[i3]->back(), (*nnVec[i0])[iZ], (*nnVec[i0])[iZ-1],
- nnVec[i2]->back(), (*nnVec[i1])[iZ], (*nnVec[i1])[iZ-1]);
+ vol = helper.AddVolume( nnVec[i3]->back(), (*nnVec[i0])[iZ], (*nnVec[i0])[iZ-1],
+ nnVec[i2]->back(), (*nnVec[i1])[iZ], (*nnVec[i1])[iZ-1]);
+ vols.push_back( vol );
if ( !ok && vol )
degenVols.push_back( vol );
}
default: // degen HEX
{
- const SMDS_MeshElement* vol =
- helper.AddVolume( nnVec[0]->size() > iZ-1 ? (*nnVec[0])[iZ-1] : nnVec[0]->back(),
- nnVec[1]->size() > iZ-1 ? (*nnVec[1])[iZ-1] : nnVec[1]->back(),
- nnVec[2]->size() > iZ-1 ? (*nnVec[2])[iZ-1] : nnVec[2]->back(),
- nnVec[3]->size() > iZ-1 ? (*nnVec[3])[iZ-1] : nnVec[3]->back(),
- nnVec[0]->size() > iZ ? (*nnVec[0])[iZ] : nnVec[0]->back(),
- nnVec[1]->size() > iZ ? (*nnVec[1])[iZ] : nnVec[1]->back(),
- nnVec[2]->size() > iZ ? (*nnVec[2])[iZ] : nnVec[2]->back(),
- nnVec[3]->size() > iZ ? (*nnVec[3])[iZ] : nnVec[3]->back());
+ vol = helper.AddVolume( nnVec[0]->size() > iZ-1 ? (*nnVec[0])[iZ-1] : nnVec[0]->back(),
+ nnVec[1]->size() > iZ-1 ? (*nnVec[1])[iZ-1] : nnVec[1]->back(),
+ nnVec[2]->size() > iZ-1 ? (*nnVec[2])[iZ-1] : nnVec[2]->back(),
+ nnVec[3]->size() > iZ-1 ? (*nnVec[3])[iZ-1] : nnVec[3]->back(),
+ nnVec[0]->size() > iZ ? (*nnVec[0])[iZ] : nnVec[0]->back(),
+ nnVec[1]->size() > iZ ? (*nnVec[1])[iZ] : nnVec[1]->back(),
+ nnVec[2]->size() > iZ ? (*nnVec[2])[iZ] : nnVec[2]->back(),
+ nnVec[3]->size() > iZ ? (*nnVec[3])[iZ] : nnVec[3]->back());
+ vols.push_back( vol );
degenVols.push_back( vol );
}
}
return error("Not supported type of element", data._index);
} // switch ( nbNodes )
+
+ if ( group )
+ for ( size_t i = 0; i < vols.size(); ++i )
+ group->Add( vols[ i ]);
+
} // while ( fIt->more() )
} // loop on FACEs
SMESH_ComputeErrorPtr& err = _mesh->GetSubMesh( data._solid )->GetComputeError();
if ( !err || err->IsOK() )
{
- err.reset( new SMESH_ComputeError( COMPERR_WARNING,
- "Degenerated volumes created" ));
- err->myBadElements.insert( err->myBadElements.end(),
- degenVols.begin(),degenVols.end() );
+ SMESH_BadInputElements* badElems =
+ new SMESH_BadInputElements( getMeshDS(), COMPERR_WARNING, "Bad quality volumes created" );
+ badElems->myBadElements.insert( badElems->myBadElements.end(),
+ degenVols.begin(),degenVols.end() );
+ err.reset( badElems );
}
}
return true;
}
+namespace VISCOUS_3D
+{
+ struct ShrinkFace;
+ //--------------------------------------------------------------------------------
+ /*!
+ * \brief Pair of periodic FACEs
+ */
+ struct PeriodicFaces
+ {
+ typedef StdMeshers_ProjectionUtils::TrsfFinder3D Trsf;
+
+ ShrinkFace* _shriFace[2];
+ TNodeNodeMap _nnMap;
+ Trsf _trsf;
+
+ PeriodicFaces( ShrinkFace* sf1, ShrinkFace* sf2 ): _shriFace{ sf1, sf2 } {}
+ bool IncludeShrunk( const TopoDS_Face& face, const TopTools_MapOfShape& shrunkFaces ) const;
+ bool MoveNodes( const TopoDS_Face& tgtFace );
+ void Clear() { _nnMap.clear(); }
+ bool IsEmpty() const { return _nnMap.empty(); }
+ };
+
+ //--------------------------------------------------------------------------------
+ /*!
+ * \brief Shrink FACE data used to find periodic FACEs
+ */
+ struct ShrinkFace
+ {
+ // ................................................................................
+ struct BndPart //!< part of FACE boundary, either shrink or no-shrink
+ {
+ bool _isShrink, _isReverse;
+ int _nbSegments;
+ AverageHyp* _hyp;
+ std::vector< SMESH_NodeXYZ > _nodes;
+ TopAbs_ShapeEnum _vertSWOLType[2]; // shrink part includes VERTEXes
+ AverageHyp* _vertHyp[2];
+
+ BndPart():
+ _isShrink(0), _isReverse(0), _nbSegments(0), _hyp(0),
+ _vertSWOLType{ TopAbs_WIRE, TopAbs_WIRE }, _vertHyp{ 0, 0 }
+ {}
+
+ bool operator==( const BndPart& other ) const
+ {
+ return ( _isShrink == other._isShrink &&
+ _nbSegments == other._nbSegments &&
+ _nodes.size() == other._nodes.size() &&
+ vertSWOLType1() == other.vertSWOLType1() &&
+ vertSWOLType2() == other.vertSWOLType2() &&
+ (( !_isShrink ) ||
+ ( *_hyp == *other._hyp &&
+ vertHyp1() == other.vertHyp1() &&
+ vertHyp2() == other.vertHyp2() ))
+ );
+ }
+ bool CanAppend( const BndPart& other )
+ {
+ return ( _isShrink == other._isShrink &&
+ (( !_isShrink ) ||
+ ( *_hyp == *other._hyp &&
+ *_hyp == vertHyp2() &&
+ vertHyp2() == other.vertHyp1() ))
+ );
+ }
+ void Append( const BndPart& other )
+ {
+ _nbSegments += other._nbSegments;
+ bool hasCommonNode = ( _nodes.back()->GetID() == other._nodes.front()->GetID() );
+ _nodes.insert( _nodes.end(), other._nodes.begin() + hasCommonNode, other._nodes.end() );
+ _vertSWOLType[1] = other._vertSWOLType[1];
+ if ( _isShrink )
+ _vertHyp[1] = other._vertHyp[1];
+ }
+ const SMDS_MeshNode* Node(size_t i) const
+ {
+ return _nodes[ _isReverse ? ( _nodes.size() - 1 - i ) : i ]._node;
+ }
+ void Reverse() { _isReverse = !_isReverse; }
+ const TopAbs_ShapeEnum& vertSWOLType1() const { return _vertSWOLType[ _isReverse ]; }
+ const TopAbs_ShapeEnum& vertSWOLType2() const { return _vertSWOLType[ !_isReverse ]; }
+ const AverageHyp& vertHyp1() const { return *(_vertHyp[ _isReverse ]); }
+ const AverageHyp& vertHyp2() const { return *(_vertHyp[ !_isReverse ]); }
+ };
+ // ................................................................................
+
+ SMESH_subMesh* _subMesh;
+ _SolidData* _data1;
+ _SolidData* _data2;
+ //bool _isPeriodic;
+
+ std::list< BndPart > _boundary;
+ int _boundarySize, _nbBoundaryParts;
+
+ void Init( SMESH_subMesh* sm, _SolidData* sd1, _SolidData* sd2 )
+ {
+ _subMesh = sm; _data1 = sd1; _data2 = sd2; //_isPeriodic = false;
+ }
+ bool IsSame( const TopoDS_Face& face ) const
+ {
+ return _subMesh->GetSubShape().IsSame( face );
+ }
+ bool IsShrunk( const TopTools_MapOfShape& shrunkFaces ) const
+ {
+ return shrunkFaces.Contains( _subMesh->GetSubShape() );
+ }
+
+ //================================================================================
+ /*!
+ * Check if meshes on two FACEs are equal
+ */
+ bool IsPeriodic( ShrinkFace& other, PeriodicFaces& periodic )
+ {
+ if ( !IsSameNbElements( other ))
+ return false;
+
+ this->SetBoundary();
+ other.SetBoundary();
+ if ( this->_boundarySize != other._boundarySize ||
+ this->_nbBoundaryParts != other._nbBoundaryParts )
+ return false;
+
+ for ( int isReverse = 0; isReverse < 2; ++isReverse )
+ {
+ if ( isReverse )
+ Reverse( _boundary );
+
+ // check boundaries
+ bool equalBoundary = false;
+ for ( int iP = 0; iP < _nbBoundaryParts && !equalBoundary; ++iP )
+ {
+ if ( ! ( equalBoundary = ( this->_boundary == other._boundary )))
+ // set first part at end
+ _boundary.splice( _boundary.end(), _boundary, _boundary.begin() );
+ }
+ if ( !equalBoundary )
+ continue;
+
+ // check connectivity
+ std::set<const SMDS_MeshElement*> elemsThis, elemsOther;
+ this->GetElements( elemsThis );
+ other.GetElements( elemsOther );
+ SMESH_MeshEditor::Sew_Error err =
+ SMESH_MeshEditor::FindMatchingNodes( elemsThis, elemsOther,
+ this->_boundary.front().Node(0),
+ other._boundary.front().Node(0),
+ this->_boundary.front().Node(1),
+ other._boundary.front().Node(1),
+ periodic._nnMap );
+ if ( err != SMESH_MeshEditor::SEW_OK )
+ continue;
+
+ // check node positions
+ std::vector< gp_XYZ > srcPnts, tgtPnts;
+ this->GetBoundaryPoints( srcPnts );
+ other.GetBoundaryPoints( tgtPnts );
+ if ( !periodic._trsf.Solve( srcPnts, tgtPnts )) {
+ continue;
+ }
+ double tol = std::numeric_limits<double>::max();
+ for ( size_t i = 1; i < srcPnts.size(); ++i ) {
+ tol = Min( tol, ( srcPnts[i-1] - srcPnts[i] ).SquareModulus() );
+ }
+ tol = 0.01 * Sqrt( tol );
+ bool nodeCoincide = true;
+ TNodeNodeMap::iterator n2n = periodic._nnMap.begin();
+ for ( ; n2n != periodic._nnMap.end() && nodeCoincide; ++n2n )
+ {
+ SMESH_NodeXYZ nSrc = n2n->first;
+ SMESH_NodeXYZ nTgt = n2n->second;
+ gp_XYZ pTgt = periodic._trsf.Transform( nSrc );
+ nodeCoincide = (( pTgt - nTgt ).SquareModulus() < tol );
+ }
+ if ( nodeCoincide )
+ return true;
+ }
+ return false;
+ }
+
+ bool IsSameNbElements( ShrinkFace& other ) // check number of mesh faces
+ {
+ SMESHDS_SubMesh* sm1 = this->_subMesh->GetSubMeshDS();
+ SMESHDS_SubMesh* sm2 = other._subMesh->GetSubMeshDS();
+ return ( sm1->NbElements() == sm2->NbElements() &&
+ sm1->NbNodes() == sm2->NbNodes() );
+ }
+
+ void Reverse( std::list< BndPart >& boundary )
+ {
+ boundary.reverse();
+ for ( std::list< BndPart >::iterator part = boundary.begin(); part != boundary.end(); ++part )
+ part->Reverse();
+ }
+
+ void SetBoundary()
+ {
+ if ( !_boundary.empty() )
+ return;
+
+ TopoDS_Face F = TopoDS::Face( _subMesh->GetSubShape() );
+ if ( F.Orientation() >= TopAbs_INTERNAL ) F.Orientation( TopAbs_FORWARD );
+ std::list< TopoDS_Edge > edges;
+ std::list< int > nbEdgesInWire;
+ /*int nbWires =*/ SMESH_Block::GetOrderedEdges (F, edges, nbEdgesInWire);
+
+ // std::list< TopoDS_Edge >::iterator edgesEnd = edges.end();
+ // if ( nbWires > 1 ) {
+ // edgesEnd = edges.begin();
+ // std::advance( edgesEnd, nbEdgesInWire.front() );
+ // }
+ StdMeshers_FaceSide fSide( F, edges, _subMesh->GetFather(),
+ /*fwd=*/true, /*skipMedium=*/true );
+ _boundarySize = fSide.NbSegments();
+
+ //TopoDS_Vertex vv[2];
+ //std::list< TopoDS_Edge >::iterator edgeIt = edges.begin();
+ for ( int iE = 0; iE < nbEdgesInWire.front(); ++iE )
+ {
+ BndPart bndPart;
+ _EdgesOnShape* eos = _data1->GetShapeEdges( fSide.EdgeID( iE ));
+
+ bndPart._isShrink = ( eos->SWOLType() == TopAbs_FACE );
+ if ( bndPart._isShrink )
+ if (( _data1->_noShrinkShapes.count( eos->_shapeID )) ||
+ ( _data2 && _data2->_noShrinkShapes.count( eos->_shapeID )))
+ bndPart._isShrink = false;
+
+ if ( bndPart._isShrink )
+ {
+ bndPart._hyp = & eos->_hyp;
+ _EdgesOnShape* eov[2] = { _data1->GetShapeEdges( fSide.FirstVertex( iE )),
+ _data1->GetShapeEdges( fSide.LastVertex ( iE )) };
+ for ( int iV = 0; iV < 2; ++iV )
+ {
+ bndPart._vertHyp [iV] = & eov[iV]->_hyp;
+ bndPart._vertSWOLType[iV] = eov[iV]->SWOLType();
+ if ( _data1->_noShrinkShapes.count( eov[iV]->_shapeID ))
+ bndPart._vertSWOLType[iV] = TopAbs_SHAPE;
+ if ( _data2 && bndPart._vertSWOLType[iV] != TopAbs_SHAPE )
+ {
+ eov[iV] = _data2->GetShapeEdges( iV ? fSide.LastVertex(iE) : fSide.FirstVertex(iE ));
+ if ( _data2->_noShrinkShapes.count( eov[iV]->_shapeID ))
+ bndPart._vertSWOLType[iV] = TopAbs_SHAPE;
+ else if ( eov[iV]->SWOLType() > bndPart._vertSWOLType[iV] )
+ bndPart._vertSWOLType[iV] = eov[iV]->SWOLType();
+ }
+ }
+ }
+ std::vector<const SMDS_MeshNode*> nodes = fSide.GetOrderedNodes( iE );
+ bndPart._nodes.assign( nodes.begin(), nodes.end() );
+ bndPart._nbSegments = bndPart._nodes.size() - 1;
+
+ if ( _boundary.empty() || ! _boundary.back().CanAppend( bndPart ))
+ _boundary.push_back( bndPart );
+ else
+ _boundary.back().Append( bndPart );
+ }
+
+ _nbBoundaryParts = _boundary.size();
+ if ( _nbBoundaryParts > 1 && _boundary.front()._isShrink == _boundary.back()._isShrink )
+ {
+ _boundary.back().Append( _boundary.front() );
+ _boundary.pop_front();
+ --_nbBoundaryParts;
+ }
+ }
+
+ void GetElements( std::set<const SMDS_MeshElement*>& theElems)
+ {
+ if ( SMESHDS_SubMesh* sm = _subMesh->GetSubMeshDS() )
+ for ( SMDS_ElemIteratorPtr fIt = sm->GetElements(); fIt->more(); )
+ theElems.insert( theElems.end(), fIt->next() );
+
+ return ;
+ }
+
+ void GetBoundaryPoints( std::vector< gp_XYZ >& points )
+ {
+ points.reserve( _boundarySize );
+ size_t nb = _boundary.rbegin()->_nodes.size();
+ int lastID = _boundary.rbegin()->Node( nb - 1 )->GetID();
+ std::list< BndPart >::const_iterator part = _boundary.begin();
+ for ( ; part != _boundary.end(); ++part )
+ {
+ size_t nb = part->_nodes.size();
+ size_t iF = 0;
+ size_t iR = nb - 1;
+ size_t* i = part->_isReverse ? &iR : &iF;
+ if ( part->_nodes[ *i ]->GetID() == lastID )
+ ++iF, --iR;
+ for ( ; iF < nb; ++iF, --iR )
+ points.push_back( part->_nodes[ *i ]);
+ --iF, ++iR;
+ lastID = part->_nodes[ *i ]->GetID();
+ }
+ }
+ }; // struct ShrinkFace
+
+ //--------------------------------------------------------------------------------
+ /*!
+ * \brief Periodic FACEs
+ */
+ struct Periodicity
+ {
+ std::vector< ShrinkFace > _shrinkFaces;
+ std::vector< PeriodicFaces > _periodicFaces;
+
+ PeriodicFaces* GetPeriodic( const TopoDS_Face& face, const TopTools_MapOfShape& shrunkFaces )
+ {
+ for ( size_t i = 0; i < _periodicFaces.size(); ++i )
+ if ( _periodicFaces[ i ].IncludeShrunk( face, shrunkFaces ))
+ return & _periodicFaces[ i ];
+ return 0;
+ }
+ void ClearPeriodic( const TopoDS_Face& face )
+ {
+ for ( size_t i = 0; i < _periodicFaces.size(); ++i )
+ if ( _periodicFaces[ i ]._shriFace[0]->IsSame( face ) ||
+ _periodicFaces[ i ]._shriFace[1]->IsSame( face ))
+ _periodicFaces[ i ].Clear();
+ }
+ };
+
+ //================================================================================
+ /*!
+ * Check if a pair includes the given FACE and the other FACE is already shrunk
+ */
+ bool PeriodicFaces::IncludeShrunk( const TopoDS_Face& face,
+ const TopTools_MapOfShape& shrunkFaces ) const
+ {
+ if ( IsEmpty() ) return false;
+ return (( _shriFace[0]->IsSame( face ) && _shriFace[1]->IsShrunk( shrunkFaces )) ||
+ ( _shriFace[1]->IsSame( face ) && _shriFace[0]->IsShrunk( shrunkFaces )));
+ }
+
+ //================================================================================
+ /*!
+ * Make equal meshes on periodic faces by moving corresponding nodes
+ */
+ bool PeriodicFaces::MoveNodes( const TopoDS_Face& tgtFace )
+ {
+ int iTgt = _shriFace[1]->IsSame( tgtFace );
+ int iSrc = 1 - iTgt;
+
+ _SolidData* dataSrc = _shriFace[iSrc]->_data1;
+ _SolidData* dataTgt = _shriFace[iTgt]->_data1;
+
+ Trsf * trsf = & _trsf, trsfInverse;
+ if ( iSrc != 0 )
+ {
+ trsfInverse = _trsf;
+ if ( !trsfInverse.Invert())
+ return false;
+ trsf = &trsfInverse;
+ }
+ SMESHDS_Mesh* meshDS = dataSrc->GetHelper().GetMeshDS();
+
+ TNode2Edge::iterator n2e;
+ TNodeNodeMap::iterator n2n = _nnMap.begin();
+ for ( ; n2n != _nnMap.end(); ++n2n )
+ {
+ const SMDS_MeshNode* const* nn = & n2n->first;
+ const SMDS_MeshNode* nSrc = nn[ iSrc ];
+ const SMDS_MeshNode* nTgt = nn[ iTgt ];
+
+ if (( nSrc->GetPosition()->GetDim() == 2 ) ||
+ (( n2e = dataSrc->_n2eMap.find( nSrc )) == dataSrc->_n2eMap.end() ))
+ {
+ SMESH_NodeXYZ pSrc = nSrc;
+ gp_XYZ pTgt = trsf->Transform( pSrc );
+ meshDS->MoveNode( nTgt, pTgt.X(), pTgt.Y(), pTgt.Z() );
+ }
+ else
+ {
+ _LayerEdge* leSrc = n2e->second;
+ n2e = dataTgt->_n2eMap.find( nTgt );
+ if ( n2e == dataTgt->_n2eMap.end() )
+ break;
+ _LayerEdge* leTgt = n2e->second;
+ if ( leSrc->_nodes.size() != leTgt->_nodes.size() )
+ break;
+ for ( size_t iN = 1; iN < leSrc->_nodes.size(); ++iN )
+ {
+ SMESH_NodeXYZ pSrc = leSrc->_nodes[ iN ];
+ gp_XYZ pTgt = trsf->Transform( pSrc );
+ meshDS->MoveNode( leTgt->_nodes[ iN ], pTgt.X(), pTgt.Y(), pTgt.Z() );
+ }
+ }
+ }
+ bool done = ( n2n == _nnMap.end() );
+ debugMsg( "PeriodicFaces::MoveNodes "
+ << _shriFace[iSrc]->_subMesh->GetId() << " -> "
+ << _shriFace[iTgt]->_subMesh->GetId() << " -- "
+ << ( done ? "DONE" : "FAIL"));
+
+ return done;
+ }
+} // namespace VISCOUS_3D; Periodicity part
+
+
+//================================================================================
+/*!
+ * \brief Find FACEs to shrink, that are equally meshed before shrink (i.e. periodic)
+ * and should remain equal after shrink
+ */
+//================================================================================
+
+void _ViscousBuilder::findPeriodicFaces()
+{
+ // make map of (ids of FACEs to shrink mesh on) to (list of _SolidData containing
+ // _LayerEdge's inflated along FACE or EDGE)
+ std::map< TGeomID, std::list< _SolidData* > > id2sdMap;
+ for ( size_t i = 0 ; i < _sdVec.size(); ++i )
+ {
+ _SolidData& data = _sdVec[i];
+ std::map< TGeomID, TopoDS_Shape >::iterator s2s = data._shrinkShape2Shape.begin();
+ for (; s2s != data._shrinkShape2Shape.end(); ++s2s )
+ if ( s2s->second.ShapeType() == TopAbs_FACE )
+ id2sdMap[ getMeshDS()->ShapeToIndex( s2s->second )].push_back( &data );
+ }
+
+ _periodicity.reset( new Periodicity );
+ _periodicity->_shrinkFaces.resize( id2sdMap.size() );
+
+ std::map< TGeomID, std::list< _SolidData* > >::iterator id2sdIt = id2sdMap.begin();
+ for ( size_t i = 0; i < id2sdMap.size(); ++i, ++id2sdIt )
+ {
+ _SolidData* sd1 = id2sdIt->second.front();
+ _SolidData* sd2 = id2sdIt->second.back();
+ _periodicity->_shrinkFaces[ i ].Init( _mesh->GetSubMeshContaining( id2sdIt->first ), sd1, sd2 );
+ }
+
+ for ( size_t i1 = 0; i1 < _periodicity->_shrinkFaces.size(); ++i1 )
+ for ( size_t i2 = i1 + 1; i2 < _periodicity->_shrinkFaces.size(); ++i2 )
+ {
+ PeriodicFaces pf( & _periodicity->_shrinkFaces[ i1 ],
+ & _periodicity->_shrinkFaces[ i2 ]);
+ if ( pf._shriFace[0]->IsPeriodic( *pf._shriFace[1], pf ))
+ {
+ _periodicity->_periodicFaces.push_back( pf );
+ }
+ }
+ return;
+}
+
//================================================================================
/*!
* \brief Shrink 2D mesh on faces to let space for inflated layers
*/
//================================================================================
-bool _ViscousBuilder::shrink()
+bool _ViscousBuilder::shrink(_SolidData& theData)
{
- // make map of (ids of FACEs to shrink mesh on) to (_SolidData containing _LayerEdge's
- // inflated along FACE or EDGE)
- map< TGeomID, _SolidData* > f2sdMap;
+ // make map of (ids of FACEs to shrink mesh on) to (list of _SolidData containing
+ // _LayerEdge's inflated along FACE or EDGE)
+ map< TGeomID, list< _SolidData* > > f2sdMap;
for ( size_t i = 0 ; i < _sdVec.size(); ++i )
{
_SolidData& data = _sdVec[i];
- TopTools_MapOfShape FFMap;
map< TGeomID, TopoDS_Shape >::iterator s2s = data._shrinkShape2Shape.begin();
for (; s2s != data._shrinkShape2Shape.end(); ++s2s )
- if ( s2s->second.ShapeType() == TopAbs_FACE )
+ if ( s2s->second.ShapeType() == TopAbs_FACE && !_shrunkFaces.Contains( s2s->second ))
{
- f2sdMap.insert( make_pair( getMeshDS()->ShapeToIndex( s2s->second ), &data ));
+ f2sdMap[ getMeshDS()->ShapeToIndex( s2s->second )].push_back( &data );
- if ( FFMap.Add( (*s2s).second ))
- // Put mesh faces on the shrinked FACE to the proxy sub-mesh to avoid
- // usage of mesh faces made in addBoundaryElements() by the 3D algo or
- // by StdMeshers_QuadToTriaAdaptor
- if ( SMESHDS_SubMesh* smDS = getMeshDS()->MeshElements( s2s->second ))
+ // Put mesh faces on the shrunk FACE to the proxy sub-mesh to avoid
+ // usage of mesh faces made in addBoundaryElements() by the 3D algo or
+ // by StdMeshers_QuadToTriaAdaptor
+ if ( SMESHDS_SubMesh* smDS = getMeshDS()->MeshElements( s2s->second ))
+ {
+ SMESH_ProxyMesh::SubMesh* proxySub =
+ data._proxyMesh->getFaceSubM( TopoDS::Face( s2s->second ), /*create=*/true);
+ if ( proxySub->NbElements() == 0 )
{
- SMESH_ProxyMesh::SubMesh* proxySub =
- data._proxyMesh->getFaceSubM( TopoDS::Face( s2s->second ), /*create=*/true);
SMDS_ElemIteratorPtr fIt = smDS->GetElements();
while ( fIt->more() )
- proxySub->AddElement( fIt->next() );
- // as a result 3D algo will use elements from proxySub and not from smDS
+ {
+ const SMDS_MeshElement* f = fIt->next();
+ // as a result 3D algo will use elements from proxySub and not from smDS
+ proxySub->AddElement( f );
+ f->setIsMarked( true );
+
+ // Mark nodes on the FACE to discriminate them from nodes
+ // added by addBoundaryElements(); marked nodes are to be smoothed while shrink()
+ for ( int iN = 0, nbN = f->NbNodes(); iN < nbN; ++iN )
+ {
+ const SMDS_MeshNode* n = f->GetNode( iN );
+ if ( n->GetPosition()->GetDim() == 2 )
+ n->setIsMarked( true );
+ }
+ }
}
+ }
}
}
SMESH_MesherHelper helper( *_mesh );
helper.ToFixNodeParameters( true );
- // EDGE's to shrink
+ // EDGEs to shrink
map< TGeomID, _Shrinker1D > e2shrMap;
vector< _EdgesOnShape* > subEOS;
vector< _LayerEdge* > lEdges;
- // loop on FACES to srink mesh on
- map< TGeomID, _SolidData* >::iterator f2sd = f2sdMap.begin();
+ // loop on FACEs to shrink mesh on
+ map< TGeomID, list< _SolidData* > >::iterator f2sd = f2sdMap.begin();
for ( ; f2sd != f2sdMap.end(); ++f2sd )
{
- _SolidData& data = *f2sd->second;
+ list< _SolidData* > & dataList = f2sd->second;
+ if ( dataList.front()->_n2eMap.empty() ||
+ dataList.back() ->_n2eMap.empty() )
+ continue; // not yet computed
+ if ( dataList.front() != &theData &&
+ dataList.back() != &theData )
+ continue;
+
+ _SolidData& data = *dataList.front();
+ _SolidData* data2 = dataList.size() > 1 ? dataList.back() : 0;
const TopoDS_Face& F = TopoDS::Face( getMeshDS()->IndexToShape( f2sd->first ));
SMESH_subMesh* sm = _mesh->GetSubMesh( F );
SMESHDS_SubMesh* smDS = sm->GetSubMeshDS();
- Handle(Geom_Surface) surface = BRep_Tool::Surface(F);
+ Handle(Geom_Surface) surface = BRep_Tool::Surface( F );
- helper.SetSubShape(F);
+ _shrunkFaces.Add( F );
+ helper.SetSubShape( F );
+
+ // ==============================
+ // Use periodicity to move nodes
+ // ==============================
+
+ PeriodicFaces* periodic = _periodicity->GetPeriodic( F, _shrunkFaces );
+ bool movedByPeriod = ( periodic && periodic->MoveNodes( F ));
// ===========================
// Prepare data for shrinking
// ===========================
- // Collect nodes to smooth, as src nodes are not yet replaced by tgt ones
- // and hence all nodes on a FACE connected to 2d elements are to be smoothed
+ // Collect nodes to smooth (they are marked at the beginning of this method)
vector < const SMDS_MeshNode* > smoothNodes;
+
+ if ( !movedByPeriod )
{
SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
while ( nIt->more() )
{
const SMDS_MeshNode* n = nIt->next();
- if ( n->NbInverseElements( SMDSAbs_Face ) > 0 )
+ if ( n->isMarked() )
smoothNodes.push_back( n );
}
}
{
vector<_Simplex> simplices;
_Simplex::GetSimplices( smoothNodes[0], simplices, ignoreShapes );
- helper.GetNodeUV( F, simplices[0]._nPrev, 0, &isOkUV ); // fix UV of silpmex nodes
+ helper.GetNodeUV( F, simplices[0]._nPrev, 0, &isOkUV ); // fix UV of simplex nodes
helper.GetNodeUV( F, simplices[0]._nNext, 0, &isOkUV );
gp_XY uv = helper.GetNodeUV( F, smoothNodes[0], 0, &isOkUV );
- if ( !simplices[0].IsForward(uv, smoothNodes[0], F, helper,refSign) )
+ if ( !simplices[0].IsForward(uv, smoothNodes[0], F, helper, refSign ))
refSign = -1;
}
if ( data._noShrinkShapes.count( subID ))
continue;
_EdgesOnShape* eos = data.GetShapeEdges( subID );
- if ( !eos || eos->_sWOL.IsNull() ) continue;
-
+ if ( !eos || eos->_sWOL.IsNull() )
+ if ( data2 ) // check in adjacent SOLID
+ {
+ eos = data2->GetShapeEdges( subID );
+ if ( !eos || eos->_sWOL.IsNull() )
+ continue;
+ }
subEOS.push_back( eos );
- for ( size_t i = 0; i < eos->_edges.size(); ++i )
- {
- lEdges.push_back( eos->_edges[ i ] );
- prepareEdgeToShrink( *eos->_edges[ i ], *eos, helper, smDS );
- }
+ if ( !movedByPeriod )
+ for ( size_t i = 0; i < eos->_edges.size(); ++i )
+ {
+ lEdges.push_back( eos->_edges[ i ] );
+ prepareEdgeToShrink( *eos->_edges[ i ], *eos, helper, smDS );
+ }
}
}
while ( fIt->more() )
{
const SMDS_MeshElement* f = fIt->next();
- if ( !smDS->Contains( f ))
+ if ( !smDS->Contains( f ) || !f->isMarked() )
continue;
SMDS_NodeIteratorPtr nIt = f->nodeIterator();
for ( int iN = 0; nIt->more(); ++iN )
{
const SMDS_MeshNode* n = smoothNodes[i];
nodesToSmooth[ i ]._node = n;
- // src nodes must be replaced by tgt nodes to have tgt nodes in _simplices
+ // src nodes must be already replaced by tgt nodes to have tgt nodes in _simplices
_Simplex::GetSimplices( n, nodesToSmooth[ i ]._simplices, ignoreShapes, 0, sortSimplices);
// fix up incorrect uv of nodes on the FACE
helper.GetNodeUV( F, n, 0, &isOkUV);
if ( eos.SWOLType() == TopAbs_EDGE )
{
SMESH_subMesh* edgeSM = _mesh->GetSubMesh( eos._sWOL );
- _Shrinker1D& srinker = e2shrMap[ edgeSM->GetId() ];
- eShri1D.insert( & srinker );
- srinker.AddEdge( eos._edges[0], eos, helper );
VISCOUS_3D::ToClearSubWithMain( edgeSM, data._solid );
- // restore params of nodes on EGDE if the EDGE has been already
- // srinked while srinking other FACE
- srinker.RestoreParams();
+ if ( !movedByPeriod )
+ {
+ _Shrinker1D& shrinker = e2shrMap[ edgeSM->GetId() ];
+ eShri1D.insert( & shrinker );
+ shrinker.AddEdge( eos._edges[0], eos, helper );
+ // restore params of nodes on EDGE if the EDGE has been already
+ // shrunk while shrinking other FACE
+ shrinker.RestoreParams();
+ }
}
for ( size_t i = 0; i < eos._edges.size(); ++i )
{
_LayerEdge& edge = * eos._edges[i];
_Simplex::GetSimplices( /*tgtNode=*/edge._nodes.back(), edge._simplices, ignoreShapes );
+
+ // additionally mark tgt node; only marked nodes will be used in SetNewLength2d()
+ // not-marked nodes are those added by refine()
+ edge._nodes.back()->setIsMarked( true );
}
}
}
bool toFixTria = false; // to improve quality of trias by diagonal swap
- if ( isConcaveFace )
+ if ( isConcaveFace && !movedByPeriod )
{
const bool hasTria = _mesh->NbTriangles(), hasQuad = _mesh->NbQuadrangles();
if ( hasTria != hasQuad ) {
// Perform shrinking
// ==================
- bool shrinked = true;
+ bool shrunk = !movedByPeriod;
int nbBad, shriStep=0, smooStep=0;
_SmoothNode::SmoothType smoothType
= isConcaveFace ? _SmoothNode::ANGULAR : _SmoothNode::LAPLACIAN;
SMESH_Comment errMsg;
- while ( shrinked )
+ while ( shrunk )
{
shriStep++;
// Move boundary nodes (actually just set new UV)
// -----------------------------------------------
dumpFunction(SMESH_Comment("moveBoundaryOnF")<<f2sd->first<<"_st"<<shriStep ); // debug
- shrinked = false;
+ shrunk = false;
for ( size_t iS = 0; iS < subEOS.size(); ++iS )
{
_EdgesOnShape& eos = * subEOS[ iS ];
for ( size_t i = 0; i < eos._edges.size(); ++i )
{
- shrinked |= eos._edges[i]->SetNewLength2d( surface, F, eos, helper );
+ shrunk |= eos._edges[i]->SetNewLength2d( surface, F, eos, helper );
}
}
dumpFunctionEnd();
// }
// }
- } // while ( shrinked )
+ } // while ( shrunk )
if ( !errMsg.empty() ) // Try to re-compute the shrink FACE
{
+ debugMsg( "Re-compute FACE " << f2sd->first << " because " << errMsg );
+
// remove faces
SMESHDS_SubMesh* psm = data._proxyMesh->getFaceSubM( F );
{
getMeshDS()->RemoveFreeNode( n, smDS, /*fromGroups=*/false );
}
}
+ _periodicity->ClearPeriodic( F );
+
// restore position and UV of target nodes
gp_Pnt p;
for ( size_t iS = 0; iS < subEOS.size(); ++iS )
{
_LayerEdge* edge = subEOS[iS]->_edges[i];
SMDS_MeshNode* tgtNode = const_cast< SMDS_MeshNode*& >( edge->_nodes.back() );
- if ( edge->_pos.empty() ) continue;
+ if ( edge->_pos.empty() ||
+ edge->Is( _LayerEdge::SHRUNK )) continue;
if ( subEOS[iS]->SWOLType() == TopAbs_FACE )
{
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( tgtNode->GetPosition() );
+ SMDS_FacePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( edge->_pos[0].X() );
pos->SetVParameter( edge->_pos[0].Y() );
p = surface->Value( edge->_pos[0].X(), edge->_pos[0].Y() );
}
else
{
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( tgtNode->GetPosition() );
+ SMDS_EdgePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( edge->_pos[0].Coord( U_TGT ));
p = BRepAdaptor_Curve( TopoDS::Edge( subEOS[iS]->_sWOL )).Value( pos->GetUParameter() );
}
return error( errMsg );
} // end of re-meshing in case of failed smoothing
- else
+ else if ( !movedByPeriod )
{
// No wrongly shaped faces remain; final smooth. Set node XYZ.
bool isStructuredFixed = false;
// Set an event listener to clear FACE sub-mesh together with SOLID sub-mesh
VISCOUS_3D::ToClearSubWithMain( sm, data._solid );
+ if ( data2 )
+ VISCOUS_3D::ToClearSubWithMain( sm, data2->_solid );
- } // loop on FACES to srink mesh on
+ } // loop on FACES to shrink mesh on
- // Replace source nodes by target nodes in shrinked mesh edges
+ // Replace source nodes by target nodes in shrunk mesh edges
map< int, _Shrinker1D >::iterator e2shr = e2shrMap.begin();
for ( ; e2shr != e2shrMap.end(); ++e2shr )
bool _ViscousBuilder::prepareEdgeToShrink( _LayerEdge& edge,
_EdgesOnShape& eos,
SMESH_MesherHelper& helper,
- const SMESHDS_SubMesh* faceSubMesh)
+ const SMESHDS_SubMesh* /*faceSubMesh*/)
{
const SMDS_MeshNode* srcNode = edge._nodes[0];
const SMDS_MeshNode* tgtNode = edge._nodes.back();
if ( tgtNode->GetPosition()->GetDim() != 2 ) // not inflated edge
{
edge._pos.clear();
+ edge.Set( _LayerEdge::SHRUNK );
return srcNode == tgtNode;
}
gp_XY srcUV ( edge._pos[0].X(), edge._pos[0].Y() ); //helper.GetNodeUV( F, srcNode );
edge._normal.SetCoord( uvDir.X(),uvDir.Y(), 0 );
edge._len = uvLen;
- edge._pos.resize(1);
+ //edge._pos.resize(1);
edge._pos[0].SetCoord( tgtUV.X(), tgtUV.Y(), 0 );
// set UV of source node to target node
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( tgtNode->GetPosition() );
+ SMDS_FacePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( srcUV.X() );
pos->SetVParameter( srcUV.Y() );
}
if ( tgtNode->GetPosition()->GetDim() != 1 ) // not inflated edge
{
edge._pos.clear();
+ edge.Set( _LayerEdge::SHRUNK );
return srcNode == tgtNode;
}
const TopoDS_Edge& E = TopoDS::Edge( eos._sWOL );
if ( !n2 )
return error(SMESH_Comment("Wrongly meshed EDGE ") << getMeshDS()->ShapeToIndex( E ));
+ if ( n2 == tgtNode ) // for 3D_mesh_GHS3D_01/B1
+ {
+ // shrunk by other SOLID
+ edge.Set( _LayerEdge::SHRUNK ); // ???
+ return true;
+ }
+
double uSrc = helper.GetNodeU( E, srcNode, n2 );
double uTgt = helper.GetNodeU( E, tgtNode, srcNode );
- double u2 = helper.GetNodeU( E, n2, srcNode );
+ double u2 = helper.GetNodeU( E, n2, srcNode );
- edge._pos.clear();
+ //edge._pos.clear();
if ( fabs( uSrc-uTgt ) < 0.99 * fabs( uSrc-u2 ))
{
// tgtNode is located so that it does not make faces with wrong orientation
+ edge.Set( _LayerEdge::SHRUNK );
return true;
}
- edge._pos.resize(1);
+ //edge._pos.resize(1);
edge._pos[0].SetCoord( U_TGT, uTgt );
edge._pos[0].SetCoord( U_SRC, uSrc );
edge._pos[0].SetCoord( LEN_TGT, fabs( uSrc-uTgt ));
edge._simplices[0]._nPrev = n2;
// set U of source node to the target node
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( tgtNode->GetPosition() );
+ SMDS_EdgePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( uSrc );
}
return true;
TopLoc_Location loc;
Handle(Geom_Curve) curve = BRep_Tool::Curve( TopoDS::Edge( S ), loc, f, l );
if ( curve.IsNull() ) return;
- SMDS_EdgePosition* ePos = static_cast<SMDS_EdgePosition*>( srcNode->GetPosition() );
+ SMDS_EdgePositionPtr ePos = srcNode->GetPosition();
p = curve->Value( ePos->GetUParameter() );
break;
}
//================================================================================
/*!
- * \brief Try to fix triangles with high aspect ratio by swaping diagonals
+ * \brief Try to fix triangles with high aspect ratio by swapping diagonals
*/
//================================================================================
*/
//================================================================================
-bool _LayerEdge::SetNewLength2d( Handle(Geom_Surface)& surface,
+bool _LayerEdge::SetNewLength2d( Handle(Geom_Surface)& /*surface*/,
const TopoDS_Face& F,
_EdgesOnShape& eos,
SMESH_MesherHelper& helper )
{
- if ( _pos.empty() )
+ if ( Is( SHRUNK ))
return false; // already at the target position
SMDS_MeshNode* tgtNode = const_cast< SMDS_MeshNode*& >( _nodes.back() );
double stepSize = 1e100;
for ( size_t i = 0; i < _simplices.size(); ++i )
{
+ if ( !_simplices[i]._nPrev->isMarked() ||
+ !_simplices[i]._nNext->isMarked() )
+ continue; // simplex of quadrangle created by addBoundaryElements()
+
// find intersection of 2 lines: curUV-tgtUV and that connecting simplex nodes
gp_XY uvN1 = helper.GetNodeUV( F, _simplices[i]._nPrev );
gp_XY uvN2 = helper.GetNodeUV( F, _simplices[i]._nNext );
if ( uvLen <= stepSize )
{
newUV = tgtUV;
- _pos.clear();
+ Set( SHRUNK );
+ //_pos.clear();
}
else if ( stepSize > 0 )
{
{
return true;
}
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( tgtNode->GetPosition() );
+ SMDS_FacePositionPtr pos = tgtNode->GetPosition();
pos->SetUParameter( newUV.X() );
pos->SetVParameter( newUV.Y() );
{
const TopoDS_Edge& E = TopoDS::Edge( eos._sWOL );
const SMDS_MeshNode* n2 = _simplices[0]._nPrev;
- SMDS_EdgePosition* tgtPos = static_cast<SMDS_EdgePosition*>( tgtNode->GetPosition() );
+ SMDS_EdgePositionPtr tgtPos = tgtNode->GetPosition();
const double u2 = helper.GetNodeU( E, n2, tgtNode );
const double uSrc = _pos[0].Coord( U_SRC );
double newU = _pos[0].Coord( U_TGT );
if ( lenTgt < 0.99 * fabs( uSrc-u2 )) // n2 got out of src-tgt range
{
- _pos.clear();
+ Set( _LayerEdge::SHRUNK );
+ //_pos.clear();
}
else
{
return false;
}
- SMDS_FacePosition* pos = static_cast<SMDS_FacePosition*>( _node->GetPosition() );
+ SMDS_FacePositionPtr pos = _node->GetPosition();
pos->SetUParameter( newPos.X() );
pos->SetVParameter( newPos.Y() );
//================================================================================
/*!
- * \brief Computes new UV using angle based smoothing technic
+ * \brief Computes new UV using angle based smoothing technique
*/
//================================================================================
return newPos;
}
-//================================================================================
-/*!
- * \brief Delete _SolidData
- */
-//================================================================================
-
-_SolidData::~_SolidData()
-{
- TNode2Edge::iterator n2e = _n2eMap.begin();
- for ( ; n2e != _n2eMap.end(); ++n2e )
- {
- _LayerEdge* & e = n2e->second;
- if ( e )
- {
- delete e->_curvature;
- if ( e->_2neibors )
- delete e->_2neibors->_plnNorm;
- delete e->_2neibors;
- }
- delete e;
- e = 0;
- }
- _n2eMap.clear();
-
- delete _helper;
- _helper = 0;
-}
-
//================================================================================
/*!
* \brief Keep a _LayerEdge inflated along the EDGE
_done = false;
}
// check _LayerEdge
- if ( e == _edges[0] || e == _edges[1] )
+ if ( e == _edges[0] || e == _edges[1] || e->_nodes.size() < 2 )
return;
if ( eos.SWOLType() != TopAbs_EDGE )
throw SALOME_Exception(LOCALIZED("Wrong _LayerEdge is added"));
while ( nIt->more() )
{
const SMDS_MeshNode* node = nIt->next();
+
+ // skip refinement nodes
if ( node->NbInverseElements(SMDSAbs_Edge) == 0 ||
node == tgtNode0 || node == tgtNode1 )
- continue; // refinement nodes
+ continue;
+ bool hasMarkedFace = false;
+ SMDS_ElemIteratorPtr fIt = node->GetInverseElementIterator(SMDSAbs_Face);
+ while ( fIt->more() && !hasMarkedFace )
+ hasMarkedFace = fIt->next()->isMarked();
+ if ( !hasMarkedFace )
+ continue;
+
_nodes.push_back( node );
_initU.push_back( helper.GetNodeU( _geomEdge, node ));
double len = GCPnts_AbscissaPoint::Length(aCurve, f, _initU.back());
if ( !e ) e = _edges[1];
if ( !e ) return;
- _done = (( !_edges[0] || _edges[0]->_pos.empty() ) &&
- ( !_edges[1] || _edges[1]->_pos.empty() ));
+ _done = (( !_edges[0] || _edges[0]->Is( _LayerEdge::SHRUNK )) &&
+ ( !_edges[1] || _edges[1]->Is( _LayerEdge::SHRUNK )));
double f,l;
if ( set3D || _done )
if ( !discret.IsDone() )
return throw SALOME_Exception(LOCALIZED("GCPnts_AbscissaPoint failed"));
double u = discret.Parameter();
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( _nodes[i]->GetPosition() );
+ SMDS_EdgePositionPtr pos = _nodes[i]->GetPosition();
pos->SetUParameter( u );
gp_Pnt p = C->Value( u );
const_cast< SMDS_MeshNode*>( _nodes[i] )->setXYZ( p.X(), p.Y(), p.Z() );
{
if ( !_nodes[i] ) continue;
double u = f * ( 1-_normPar[i] ) + l * _normPar[i];
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( _nodes[i]->GetPosition() );
+ SMDS_EdgePositionPtr pos = _nodes[i]->GetPosition();
pos->SetUParameter( u );
}
}
for ( size_t i = 0; i < _nodes.size(); ++i )
{
if ( !_nodes[i] ) continue;
- SMDS_EdgePosition* pos = static_cast<SMDS_EdgePosition*>( _nodes[i]->GetPosition() );
+ SMDS_EdgePositionPtr pos = _nodes[i]->GetPosition();
pos->SetUParameter( _initU[i] );
}
_done = false;
//================================================================================
/*!
- * \brief Replace source nodes by target nodes in shrinked mesh edges
+ * \brief Replace source nodes by target nodes in shrunk mesh edges
*/
//================================================================================
if ( !eSubMesh ) return;
const SMDS_MeshNode* srcNode = _edges[i]->_nodes[0];
const SMDS_MeshNode* tgtNode = _edges[i]->_nodes.back();
+ const SMDS_MeshNode* scdNode = _edges[i]->_nodes[1];
SMDS_ElemIteratorPtr eIt = srcNode->GetInverseElementIterator(SMDSAbs_Edge);
while ( eIt->more() )
{
const SMDS_MeshElement* e = eIt->next();
- if ( !eSubMesh->Contains( e ))
+ if ( !eSubMesh->Contains( e ) || e->GetNodeIndex( scdNode ) >= 0 )
continue;
SMDS_ElemIteratorPtr nIt = e->nodesIterator();
for ( int iN = 0; iN < e->NbNodes(); ++iN )
*/
//================================================================================
-bool _ViscousBuilder::addBoundaryElements()
+bool _ViscousBuilder::addBoundaryElements(_SolidData& data)
{
SMESH_MesherHelper helper( *_mesh );
vector< const SMDS_MeshNode* > faceNodes;
- for ( size_t i = 0; i < _sdVec.size(); ++i )
+ //for ( size_t i = 0; i < _sdVec.size(); ++i )
{
- _SolidData& data = _sdVec[i];
+ //_SolidData& data = _sdVec[i];
TopTools_IndexedMapOfShape geomEdges;
TopExp::MapShapes( data._solid, TopAbs_EDGE, geomEdges );
for ( int iE = 1; iE <= geomEdges.Extent(); ++iE )
{
const TopoDS_Edge& E = TopoDS::Edge( geomEdges(iE));
- if ( data._noShrinkShapes.count( getMeshDS()->ShapeToIndex( E )))
+ const TGeomID edgeID = getMeshDS()->ShapeToIndex( E );
+ if ( data._noShrinkShapes.count( edgeID ))
continue;
// Get _LayerEdge's based on E
const SMDS_MeshNode* tgtN0 = ledges[0]->_nodes.back();
const SMDS_MeshNode* tgtN1 = ledges[1]->_nodes.back();
int nbSharedPyram = 0;
- SMDS_ElemIteratorPtr vIt = tgtN0->GetInverseElementIterator(SMDSAbs_Volume);
+ SMDS_ElemIteratorPtr vIt = tgtN1->GetInverseElementIterator(SMDSAbs_Volume);
while ( vIt->more() )
{
const SMDS_MeshElement* v = vIt->next();
- nbSharedPyram += int( v->GetNodeIndex( tgtN1 ) >= 0 );
+ nbSharedPyram += int( v->GetNodeIndex( tgtN0 ) >= 0 );
}
if ( nbSharedPyram > 1 )
continue; // not free border of the pyramid
// Find out orientation and type of face to create
bool reverse = false, isOnFace;
-
- map< TGeomID, TopoDS_Shape >::iterator e2f =
- data._shrinkShape2Shape.find( getMeshDS()->ShapeToIndex( E ));
TopoDS_Shape F;
+
+ map< TGeomID, TopoDS_Shape >::iterator e2f = data._shrinkShape2Shape.find( edgeID );
if (( isOnFace = ( e2f != data._shrinkShape2Shape.end() )))
{
F = e2f->second.Oriented( TopAbs_FORWARD );
if ( helper.IsReversedSubMesh( TopoDS::Face(F) ))
reverse = !reverse;
}
- else
+ else if ( !data._ignoreFaceIds.count( e2f->first ))
{
// find FACE with layers sharing E
- PShapeIteratorPtr fIt = helper.GetAncestors( E, *_mesh, TopAbs_FACE );
- while ( fIt->more() && F.IsNull() )
- {
- const TopoDS_Shape* pF = fIt->next();
- if ( helper.IsSubShape( *pF, data._solid) &&
- !data._ignoreFaceIds.count( e2f->first ))
- F = *pF;
- }
+ PShapeIteratorPtr fIt = helper.GetAncestors( E, *_mesh, TopAbs_FACE, &data._solid );
+ if ( fIt->more() )
+ F = *( fIt->next() );
}
// Find the sub-mesh to add new faces
SMESHDS_SubMesh* sm = 0;
if ( !sm )
return error("error in addBoundaryElements()", data._index);
+ // Find a proxy sub-mesh of the FACE of an adjacent SOLID, which will use the new boundary
+ // faces for 3D meshing (PAL23414)
+ SMESHDS_SubMesh* adjSM = 0;
+ if ( isOnFace )
+ {
+ const TGeomID faceID = sm->GetID();
+ PShapeIteratorPtr soIt = helper.GetAncestors( F, *_mesh, TopAbs_SOLID );
+ while ( const TopoDS_Shape* solid = soIt->next() )
+ if ( !solid->IsSame( data._solid ))
+ {
+ size_t iData = _solids.FindIndex( *solid ) - 1;
+ if ( iData < _sdVec.size() &&
+ _sdVec[ iData ]._ignoreFaceIds.count( faceID ) &&
+ _sdVec[ iData ]._shrinkShape2Shape.count( edgeID ) == 0 )
+ {
+ SMESH_ProxyMesh::SubMesh* proxySub =
+ _sdVec[ iData ]._proxyMesh->getFaceSubM( TopoDS::Face( F ), /*create=*/false);
+ if ( proxySub && proxySub->NbElements() > 0 )
+ adjSM = proxySub;
+ }
+ }
+ }
+
// Make faces
const int dj1 = reverse ? 0 : 1;
const int dj2 = reverse ? 1 : 0;
+ vector< const SMDS_MeshElement*> ff; // new faces row
+ SMESHDS_Mesh* m = getMeshDS();
for ( size_t j = 1; j < ledges.size(); ++j )
{
vector< const SMDS_MeshNode*>& nn1 = ledges[j-dj1]->_nodes;
vector< const SMDS_MeshNode*>& nn2 = ledges[j-dj2]->_nodes;
+ ff.resize( std::max( nn1.size(), nn2.size() ), NULL );
if ( nn1.size() == nn2.size() )
{
if ( isOnFace )
for ( size_t z = 1; z < nn1.size(); ++z )
- sm->AddElement( getMeshDS()->AddFace( nn1[z-1], nn2[z-1], nn2[z], nn1[z] ));
+ sm->AddElement( ff[z-1] = m->AddFace( nn1[z-1], nn2[z-1], nn2[z], nn1[z] ));
else
for ( size_t z = 1; z < nn1.size(); ++z )
sm->AddElement( new SMDS_FaceOfNodes( nn1[z-1], nn2[z-1], nn2[z], nn1[z] ));
{
if ( isOnFace )
for ( size_t z = 1; z < nn2.size(); ++z )
- sm->AddElement( getMeshDS()->AddFace( nn1[0], nn2[z-1], nn2[z] ));
+ sm->AddElement( ff[z-1] = m->AddFace( nn1[0], nn2[z-1], nn2[z] ));
else
for ( size_t z = 1; z < nn2.size(); ++z )
sm->AddElement( new SMDS_FaceOfNodes( nn1[0], nn2[z-1], nn2[z] ));
{
if ( isOnFace )
for ( size_t z = 1; z < nn1.size(); ++z )
- sm->AddElement( getMeshDS()->AddFace( nn1[z-1], nn2[0], nn1[z] ));
+ sm->AddElement( ff[z-1] = m->AddFace( nn1[z-1], nn2[0], nn1[z] ));
else
for ( size_t z = 1; z < nn1.size(); ++z )
sm->AddElement( new SMDS_FaceOfNodes( nn1[z-1], nn2[0], nn2[z] ));
}
+
+ if ( adjSM ) // add faces to a proxy SM of the adjacent SOLID
+ {
+ for ( size_t z = 0; z < ff.size(); ++z )
+ if ( ff[ z ])
+ adjSM->AddElement( ff[ z ]);
+ ff.clear();
+ }
}
// Make edges
if ( eos && eos->SWOLType() == TopAbs_EDGE )
{
vector< const SMDS_MeshNode*>& nn = edge->_nodes;
- if ( nn.size() < 2 || nn[1]->GetInverseElementIterator( SMDSAbs_Edge )->more() )
+ if ( nn.size() < 2 || nn[1]->NbInverseElements( SMDSAbs_Edge ) >= 2 )
continue;
helper.SetSubShape( eos->_sWOL );
helper.SetElementsOnShape( true );