X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FStdMeshers%2FStdMeshers_Regular_1D.cxx;h=b2a5074332644b76cb0acec0002e959fb3ed4e80;hb=f27fb702a4d976ee6b422a4b931d1bb5d74a3b96;hp=e7f45cd66da0320742cbcc35e7ccf273d7d32eda;hpb=9d11375af40826e967ab2c3bcb77d1f9d439c90c;p=modules%2Fsmesh.git diff --git a/src/StdMeshers/StdMeshers_Regular_1D.cxx b/src/StdMeshers/StdMeshers_Regular_1D.cxx index e7f45cd66..b2a507433 100644 --- a/src/StdMeshers/StdMeshers_Regular_1D.cxx +++ b/src/StdMeshers/StdMeshers_Regular_1D.cxx @@ -36,40 +36,34 @@ #include "StdMeshers_StartEndLength.hxx" #include "StdMeshers_Deflection1D.hxx" #include "StdMeshers_AutomaticLength.hxx" +#include "StdMeshers_SegmentLengthAroundVertex.hxx" +#include "StdMeshers_Propagation.hxx" #include "SMESH_Gen.hxx" #include "SMESH_Mesh.hxx" #include "SMESH_HypoFilter.hxx" #include "SMESH_subMesh.hxx" +#include "SMESH_subMeshEventListener.hxx" +#include "SMESH_Comment.hxx" #include "SMDS_MeshElement.hxx" #include "SMDS_MeshNode.hxx" -#include "SMDS_EdgePosition.hxx" #include "Utils_SALOME_Exception.hxx" #include "utilities.h" +#include #include -#include -#include -#include -#include #include #include #include #include -#include -#include -#include -#include -#include -#include - -#include -#include +#include +#include +#include +#include #include -#include using namespace std; @@ -94,6 +88,7 @@ StdMeshers_Regular_1D::StdMeshers_Regular_1D(int hypId, int studyId, _compatibleHypothesis.push_back("AutomaticLength"); _compatibleHypothesis.push_back("QuadraticMesh"); // auxiliary !!! + _compatibleHypothesis.push_back("Propagation"); // auxiliary !!! } //============================================================================= @@ -151,7 +146,9 @@ bool StdMeshers_Regular_1D::CheckHypothesis const StdMeshers_LocalLength * hyp = dynamic_cast (theHyp); ASSERT(hyp); - _value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength(); + //_value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength(); + _value[ BEG_LENGTH_IND ] = hyp->GetLength(); + _value[ END_LENGTH_IND ] = hyp->GetPrecision(); ASSERT( _value[ BEG_LENGTH_IND ] > 0 ); _hypType = LOCAL_LENGTH; aStatus = SMESH_Hypothesis::HYP_OK; @@ -229,7 +226,9 @@ bool StdMeshers_Regular_1D::CheckHypothesis StdMeshers_AutomaticLength * hyp = const_cast (dynamic_cast (theHyp)); ASSERT(hyp); - _value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength( &aMesh, aShape ); + //_value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength( &aMesh, aShape ); + _value[ BEG_LENGTH_IND ] = hyp->GetLength( &aMesh, aShape ); + _value[ END_LENGTH_IND ] = Precision::Confusion(); // ?? or set to zero? ASSERT( _value[ BEG_LENGTH_IND ] > 0 ); _hypType = LOCAL_LENGTH; aStatus = SMESH_Hypothesis::HYP_OK; @@ -240,58 +239,15 @@ bool StdMeshers_Regular_1D::CheckHypothesis return ( _hypType != NONE ); } -//======================================================================= -//function : compensateError -//purpose : adjust theParams so that the last segment length == an -//======================================================================= - -static void compensateError(double a1, double an, - double U1, double Un, - double length, - GeomAdaptor_Curve& C3d, - list & theParams) -{ - int i, nPar = theParams.size(); - if ( a1 + an < length && nPar > 1 ) - { - list::reverse_iterator itU = theParams.rbegin(); - double Ul = *itU++; - // dist from the last point to the edge end , it should be equal - double Ln = GCPnts_AbscissaPoint::Length( C3d, Ul, Un ); - double dLn = an - Ln; // error of - if ( Abs( dLn ) <= Precision::Confusion() ) - return; - double dU = Abs( Ul - *itU ); // parametric length of the last but one segment - double dUn = dLn * Abs( Un - U1 ) / length; // parametric error of - if ( dUn < 0.5 * dU ) { // last segment is a bit shorter than it should - dUn = -dUn; // move the last parameter to the edge beginning - } - else { // last segment is much shorter than it should -> remove the last param and - theParams.pop_back(); nPar--; // move the rest points toward the edge end - Ln = GCPnts_AbscissaPoint::Length( C3d, theParams.back(), Un ); - dUn = ( an - Ln ) * Abs( Un - U1 ) / length; - if ( dUn < 0.5 * dU ) - dUn = -dUn; - } - if ( U1 > Un ) - dUn = -dUn; - double q = dUn / ( nPar - 1 ); - for ( itU = theParams.rbegin(), i = 1; i < nPar; itU++, i++ ) { - (*itU) += dUn; - dUn -= q; - } - } -} - static bool computeParamByFunc(Adaptor3d_Curve& C3d, double first, double last, - double length, bool theReverse, + double length, bool theReverse, int nbSeg, Function& func, list& theParams) { // never do this way //OSD::SetSignal( true ); - if( nbSeg<=0 ) + if (nbSeg <= 0) return false; MESSAGE( "computeParamByFunc" ); @@ -299,17 +255,17 @@ static bool computeParamByFunc(Adaptor3d_Curve& C3d, double first, double last, int nbPnt = 1 + nbSeg; vector x(nbPnt, 0.); - if( !buildDistribution( func, 0.0, 1.0, nbSeg, x, 1E-4 ) ) + if (!buildDistribution(func, 0.0, 1.0, nbSeg, x, 1E-4)) return false; MESSAGE( "Points:\n" ); char buf[1024]; - for( int i=0; i<=nbSeg; i++ ) + for ( int i=0; i<=nbSeg; i++ ) { sprintf( buf, "%f\n", float(x[i] ) ); MESSAGE( buf ); } - + // apply parameters in range [0,1] to the space of the curve @@ -336,22 +292,277 @@ static bool computeParamByFunc(Adaptor3d_Curve& C3d, double first, double last, return true; } + +//================================================================================ +/*! + * \brief adjust internal node parameters so that the last segment length == an + * \param a1 - the first segment length + * \param an - the last segment length + * \param U1 - the first edge parameter + * \param Un - the last edge parameter + * \param length - the edge length + * \param C3d - the edge curve + * \param theParams - internal node parameters to adjust + * \param adjustNeighbors2an - to adjust length of segments next to the last one + * and not to remove parameters + */ +//================================================================================ + +static void compensateError(double a1, double an, + double U1, double Un, + double length, + Adaptor3d_Curve& C3d, + list & theParams, + bool adjustNeighbors2an = false) +{ + int i, nPar = theParams.size(); + if ( a1 + an < length && nPar > 1 ) + { + bool reverse = ( U1 > Un ); + GCPnts_AbscissaPoint Discret(C3d, reverse ? an : -an, Un); + if ( !Discret.IsDone() ) + return; + double Utgt = Discret.Parameter(); // target value of the last parameter + list::reverse_iterator itU = theParams.rbegin(); + double Ul = *itU++; // real value of the last parameter + double dUn = Utgt - Ul; // parametric error of + if ( Abs(dUn) <= Precision::Confusion() ) + return; + double dU = Abs( Ul - *itU ); // parametric length of the last but one segment + if ( adjustNeighbors2an || Abs(dUn) < 0.5 * dU ) { // last segment is a bit shorter than it should + // move the last parameter to the edge beginning + } + else { // last segment is much shorter than it should -> remove the last param and + theParams.pop_back(); nPar--; // move the rest points toward the edge end + dUn = Utgt - theParams.back(); + } + + double q = dUn / ( nPar - 1 ); + if ( !adjustNeighbors2an ) { + for ( itU = theParams.rbegin(), i = 1; i < nPar; itU++, i++ ) { + (*itU) += dUn; + dUn -= q; + } + } + else { + theParams.back() += dUn; + double sign = reverse ? -1 : 1; + double prevU = theParams.back(); + itU = theParams.rbegin(); + for ( ++itU, i = 2; i < nPar; ++itU, i++ ) { + double newU = *itU + dUn; + if ( newU*sign < prevU*sign ) { + prevU = *itU = newU; + dUn -= q; + } + else { // set U between prevU and next valid param + list::reverse_iterator itU2 = itU; + ++itU2; + int nb = 2; + while ( (*itU2)*sign > prevU*sign ) { + ++itU2; ++nb; + } + dU = ( *itU2 - prevU ) / nb; + while ( itU != itU2 ) { + *itU += dU; ++itU; + } + break; + } + } + } + } +} + +//================================================================================ +/*! + * \brief Class used to clean mesh on edges when 0D hyp modified. + * Common approach doesn't work when 0D algo is missing because the 0D hyp is + * considered as not participating in computation whereas it is used by 1D algo. + */ +//================================================================================ + +// struct VertexEventListener : public SMESH_subMeshEventListener +// { +// VertexEventListener():SMESH_subMeshEventListener(0) // won't be deleted by submesh +// {} +// /*! +// * \brief Clean mesh on edges +// * \param event - algo_event or compute_event itself (of SMESH_subMesh) +// * \param eventType - ALGO_EVENT or COMPUTE_EVENT (of SMESH_subMesh) +// * \param subMesh - the submesh where the event occures +// */ +// void ProcessEvent(const int event, const int eventType, SMESH_subMesh* subMesh, +// EventListenerData*, const SMESH_Hypothesis*) +// { +// if ( eventType == SMESH_subMesh::ALGO_EVENT) // all algo events +// { +// subMesh->ComputeStateEngine( SMESH_subMesh::MODIF_ALGO_STATE ); +// } +// } +// }; // struct VertexEventListener + +//============================================================================= +/*! + * \brief Sets event listener to vertex submeshes + * \param subMesh - submesh where algo is set + * + * This method is called when a submesh gets HYP_OK algo_state. + * After being set, event listener is notified on each event of a submesh. + */ +//============================================================================= + +void StdMeshers_Regular_1D::SetEventListener(SMESH_subMesh* subMesh) +{ +// static VertexEventListener listener; +// SMESH_subMeshIteratorPtr smIt = subMesh->getDependsOnIterator(false,false); +// while (smIt->more()) { +// subMesh->SetEventListener( &listener, 0, smIt->next() ); +// } + StdMeshers_Propagation::SetPropagationMgr( subMesh ); +} + +//============================================================================= +/*! + * \brief Do nothing + * \param subMesh - restored submesh + * + * This method is called only if a submesh has HYP_OK algo_state. + */ +//============================================================================= + +void StdMeshers_Regular_1D::SubmeshRestored(SMESH_subMesh* subMesh) +{ +} + +//============================================================================= +/*! + * \brief Return StdMeshers_SegmentLengthAroundVertex assigned to vertex + */ +//============================================================================= + +const StdMeshers_SegmentLengthAroundVertex* +StdMeshers_Regular_1D::getVertexHyp(SMESH_Mesh & theMesh, + const TopoDS_Vertex & theV) +{ + static SMESH_HypoFilter filter( SMESH_HypoFilter::HasName("SegmentAroundVertex_0D")); + if ( const SMESH_Hypothesis * h = theMesh.GetHypothesis( theV, filter, true )) + { + SMESH_Algo* algo = const_cast< SMESH_Algo* >( static_cast< const SMESH_Algo* > ( h )); + const list & hypList = algo->GetUsedHypothesis( theMesh, theV, 0 ); + if ( !hypList.empty() && string("SegmentLengthAroundVertex") == hypList.front()->GetName() ) + return static_cast( hypList.front() ); + } + return 0; +} + +//================================================================================ +/*! + * \brief Tune parameters to fit "SegmentLengthAroundVertex" hypothesis + * \param theC3d - wire curve + * \param theLength - curve length + * \param theParameters - internal nodes parameters to modify + * \param theVf - 1st vertex + * \param theVl - 2nd vertex + */ +//================================================================================ + +void StdMeshers_Regular_1D::redistributeNearVertices (SMESH_Mesh & theMesh, + Adaptor3d_Curve & theC3d, + double theLength, + std::list< double > & theParameters, + const TopoDS_Vertex & theVf, + const TopoDS_Vertex & theVl) +{ + double f = theC3d.FirstParameter(), l = theC3d.LastParameter(); + int nPar = theParameters.size(); + for ( int isEnd1 = 0; isEnd1 < 2; ++isEnd1 ) + { + const TopoDS_Vertex & V = isEnd1 ? theVf : theVl; + const StdMeshers_SegmentLengthAroundVertex* hyp = getVertexHyp (theMesh, V ); + if ( hyp ) { + double vertexLength = hyp->GetLength(); + if ( vertexLength > theLength / 2.0 ) + continue; + if ( isEnd1 ) { // to have a segment of interest at end of theParameters + theParameters.reverse(); + std::swap( f, l ); + } + if ( _hypType == NB_SEGMENTS ) + { + compensateError(0, vertexLength, f, l, theLength, theC3d, theParameters, true ); + } + else if ( nPar <= 3 ) + { + if ( !isEnd1 ) + vertexLength = -vertexLength; + GCPnts_AbscissaPoint Discret(theC3d, vertexLength, l); + if ( Discret.IsDone() ) { + if ( nPar == 0 ) + theParameters.push_back( Discret.Parameter()); + else { + double L = GCPnts_AbscissaPoint::Length( theC3d, theParameters.back(), l); + if ( vertexLength < L / 2.0 ) + theParameters.push_back( Discret.Parameter()); + else + compensateError(0, vertexLength, f, l, theLength, theC3d, theParameters, true ); + } + } + } + else + { + // recompute params between the last segment and a middle one. + // find size of a middle segment + int nHalf = ( nPar-1 ) / 2; + list< double >::reverse_iterator itU = theParameters.rbegin(); + std::advance( itU, nHalf ); + double Um = *itU++; + double Lm = GCPnts_AbscissaPoint::Length( theC3d, Um, *itU); + double L = GCPnts_AbscissaPoint::Length( theC3d, *itU, l); + StdMeshers_Regular_1D algo( *this ); + algo._hypType = BEG_END_LENGTH; + algo._value[ BEG_LENGTH_IND ] = Lm; + algo._value[ END_LENGTH_IND ] = vertexLength; + double from = *itU, to = l; + if ( isEnd1 ) { + std::swap( from, to ); + std::swap( algo._value[ BEG_LENGTH_IND ], algo._value[ END_LENGTH_IND ]); + } + list params; + if ( algo.computeInternalParameters( theMesh, theC3d, L, from, to, params, false )) + { + if ( isEnd1 ) params.reverse(); + while ( 1 + nHalf-- ) + theParameters.pop_back(); + theParameters.splice( theParameters.end(), params ); + } + else + { + compensateError(0, vertexLength, f, l, theLength, theC3d, theParameters, true ); + } + } + if ( isEnd1 ) + theParameters.reverse(); + } + } +} + //============================================================================= /*! * */ //============================================================================= -bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge, - list & theParams, - const bool theReverse) const +bool StdMeshers_Regular_1D::computeInternalParameters(SMESH_Mesh & theMesh, + Adaptor3d_Curve& theC3d, + double theLength, + double theFirstU, + double theLastU, + list & theParams, + const bool theReverse, + bool theConsiderPropagation) { theParams.clear(); - double f, l; - Handle(Geom_Curve) Curve = BRep_Tool::Curve(theEdge, f, l); - GeomAdaptor_Curve C3d (Curve, f, l); - - double length = EdgeLength(theEdge); + double f = theFirstU, l = theLastU; switch( _hypType ) { @@ -362,10 +573,42 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge if ( _hypType == LOCAL_LENGTH ) { // Local Length hypothesis - double nbseg = ceil(length / _value[ BEG_LENGTH_IND ]); // integer sup + double nbseg = ceil(theLength / _value[ BEG_LENGTH_IND ]); // integer sup + + // NPAL17873: + bool isFound = false; + if (theConsiderPropagation && !_mainEdge.IsNull()) // propagated from some other edge + { + // Advanced processing to assure equal number of segments in case of Propagation + SMESH_subMesh* sm = theMesh.GetSubMeshContaining(_mainEdge); + if (sm) { + bool computed = sm->IsMeshComputed(); + if (!computed) { + if (sm->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE) { + sm->ComputeStateEngine(SMESH_subMesh::COMPUTE); + computed = sm->IsMeshComputed(); + } + } + if (computed) { + SMESHDS_SubMesh* smds = sm->GetSubMeshDS(); + int nb_segments = smds->NbElements(); + if (nbseg - 1 <= nb_segments && nb_segments <= nbseg + 1) { + isFound = true; + nbseg = nb_segments; + } + } + } + } + if (!isFound) // not found by meshed edge in the propagation chain, use precision + { + double aPrecision = _value[ END_LENGTH_IND ]; + double nbseg_prec = ceil((theLength / _value[ BEG_LENGTH_IND ]) - aPrecision); + if (nbseg_prec == (nbseg - 1)) nbseg--; + } + if (nbseg <= 0) nbseg = 1; // degenerated edge - eltSize = length / nbseg; + eltSize = theLength / nbseg; } else { @@ -405,7 +648,7 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge case StdMeshers_NumberOfSegments::DT_TabFunc: { FunctionTable func(_vvalue[ TAB_FUNC_IND ], _ivalue[ CONV_MODE_IND ]); - return computeParamByFunc(C3d, f, l, length, theReverse, + return computeParamByFunc(theC3d, f, l, theLength, theReverse, _ivalue[ NB_SEGMENTS_IND ], func, theParams); } @@ -413,21 +656,21 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge case StdMeshers_NumberOfSegments::DT_ExprFunc: { FunctionExpr func(_svalue[ EXPR_FUNC_IND ].c_str(), _ivalue[ CONV_MODE_IND ]); - return computeParamByFunc(C3d, f, l, length, theReverse, + return computeParamByFunc(theC3d, f, l, theLength, theReverse, _ivalue[ NB_SEGMENTS_IND ], func, theParams); } break; case StdMeshers_NumberOfSegments::DT_Regular: - eltSize = length / _ivalue[ NB_SEGMENTS_IND ]; + eltSize = theLength / _ivalue[ NB_SEGMENTS_IND ]; break; default: return false; } } - GCPnts_UniformAbscissa Discret(C3d, eltSize, f, l); + GCPnts_UniformAbscissa Discret(theC3d, eltSize, f, l); if ( !Discret.IsDone() ) - return false; + return error( "GCPnts_UniformAbscissa failed"); int NbPoints = Discret.NbPoints(); for ( int i = 2; i < NbPoints; i++ ) @@ -435,46 +678,47 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge double param = Discret.Parameter(i); theParams.push_back( param ); } - compensateError( eltSize, eltSize, f, l, length, C3d, theParams ); // for PAL9899 + compensateError( eltSize, eltSize, f, l, theLength, theC3d, theParams ); // for PAL9899 return true; } case BEG_END_LENGTH: { - // geometric progression: SUM(n) = ( a1 - an * q ) / ( 1 - q ) = length + // geometric progression: SUM(n) = ( a1 - an * q ) / ( 1 - q ) = theLength double a1 = _value[ BEG_LENGTH_IND ]; double an = _value[ END_LENGTH_IND ]; - double q = ( length - a1 ) / ( length - an ); + double q = ( theLength - a1 ) / ( theLength - an ); double U1 = theReverse ? l : f; double Un = theReverse ? f : l; double param = U1; double eltSize = theReverse ? -a1 : a1; while ( 1 ) { - // computes a point on a curve at the distance + // computes a point on a curve at the distance // from the point of parameter . - GCPnts_AbscissaPoint Discret( C3d, eltSize, param ); + GCPnts_AbscissaPoint Discret( theC3d, eltSize, param ); if ( !Discret.IsDone() ) break; param = Discret.Parameter(); - if ( param > f && param < l ) + if ( f < param && param < l ) theParams.push_back( param ); else break; eltSize *= q; } - compensateError( a1, an, U1, Un, length, C3d, theParams ); + compensateError( a1, an, U1, Un, theLength, theC3d, theParams ); + if (theReverse) theParams.reverse(); // NPAL18025 return true; } case ARITHMETIC_1D: { - // arithmetic progression: SUM(n) = ( an - a1 + q ) * ( a1 + an ) / ( 2 * q ) = length + // arithmetic progression: SUM(n) = ( an - a1 + q ) * ( a1 + an ) / ( 2 * q ) = theLength double a1 = _value[ BEG_LENGTH_IND ]; double an = _value[ END_LENGTH_IND ]; - double q = ( an - a1 ) / ( 2 *length/( a1 + an ) - 1 ); + double q = ( an - a1 ) / ( 2 *theLength/( a1 + an ) - 1 ); int n = int( 1 + ( an - a1 ) / q ); double U1 = theReverse ? l : f; @@ -486,9 +730,9 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge q = -q; } while ( n-- > 0 && eltSize * ( Un - U1 ) > 0 ) { - // computes a point on a curve at the distance + // computes a point on a curve at the distance // from the point of parameter . - GCPnts_AbscissaPoint Discret( C3d, eltSize, param ); + GCPnts_AbscissaPoint Discret( theC3d, eltSize, param ); if ( !Discret.IsDone() ) break; param = Discret.Parameter(); if ( param > f && param < l ) @@ -497,14 +741,15 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge break; eltSize += q; } - compensateError( a1, an, U1, Un, length, C3d, theParams ); + compensateError( a1, an, U1, Un, theLength, theC3d, theParams ); + if (theReverse) theParams.reverse(); // NPAL18025 return true; } case DEFLECTION: { - GCPnts_UniformDeflection Discret(C3d, _value[ DEFLECTION_IND ], f, l, true); + GCPnts_UniformDeflection Discret(theC3d, _value[ DEFLECTION_IND ], f, l, true); if ( !Discret.IsDone() ) return false; @@ -515,7 +760,6 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge theParams.push_back( param ); } return true; - } default:; @@ -530,17 +774,14 @@ bool StdMeshers_Regular_1D::computeInternalParameters(const TopoDS_Edge& theEdge */ //============================================================================= -bool StdMeshers_Regular_1D::Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape) +bool StdMeshers_Regular_1D::Compute(SMESH_Mesh & theMesh, const TopoDS_Shape & theShape) { - MESSAGE("StdMeshers_Regular_1D::Compute"); - if ( _hypType == NONE ) return false; - SMESHDS_Mesh * meshDS = aMesh.GetMeshDS(); - aMesh.GetSubMesh(aShape); + SMESHDS_Mesh * meshDS = theMesh.GetMeshDS(); - const TopoDS_Edge & EE = TopoDS::Edge(aShape); + const TopoDS_Edge & EE = TopoDS::Edge(theShape); TopoDS_Edge E = TopoDS::Edge(EE.Oriented(TopAbs_FORWARD)); int shapeID = meshDS->ShapeToIndex( E ); @@ -551,40 +792,25 @@ bool StdMeshers_Regular_1D::Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aSh TopExp::Vertices(E, VFirst, VLast); // Vfirst corresponds to f and Vlast to l ASSERT(!VFirst.IsNull()); - SMDS_NodeIteratorPtr lid= aMesh.GetSubMesh(VFirst)->GetSubMeshDS()->GetNodes(); - if (!lid->more()) - { - MESSAGE (" NO NODE BUILT ON VERTEX "); - return false; - } - const SMDS_MeshNode * idFirst = lid->next(); - ASSERT(!VLast.IsNull()); - lid=aMesh.GetSubMesh(VLast)->GetSubMeshDS()->GetNodes(); - if (!lid->more()) { - MESSAGE (" NO NODE BUILT ON VERTEX "); - return false; - } - const SMDS_MeshNode * idLast = lid->next(); + const SMDS_MeshNode * idFirst = SMESH_Algo::VertexNode( VFirst, meshDS ); + const SMDS_MeshNode * idLast = SMESH_Algo::VertexNode( VLast, meshDS ); + if (!idFirst || !idLast) + return error( COMPERR_BAD_INPUT_MESH, "No node on vertex"); - if (!Curve.IsNull()) { + if (!Curve.IsNull()) + { list< double > params; bool reversed = false; if ( !_mainEdge.IsNull() ) - reversed = aMesh.IsReversedInChain( EE, _mainEdge ); - try { -#if (OCC_VERSION_MAJOR << 16 | OCC_VERSION_MINOR << 8 | OCC_VERSION_MAINTENANCE) > 0x060100 - OCC_CATCH_SIGNALS; -#endif - if ( ! computeInternalParameters( E, params, reversed )) { - //cout << "computeInternalParameters() failed" <::iterator itU = params.begin(); itU != params.end(); itU++) { double param = *itU; gp_Pnt P = Curve->Value(param); @@ -635,16 +867,16 @@ bool StdMeshers_Regular_1D::Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aSh meshDS->SetMeshElementOnShape(edge, shapeID); } } - else { + else + { + //MESSAGE("************* Degenerated edge! *****************"); + // Edge is a degenerated Edge : We put n = 5 points on the edge. const int NbPoints = 5; - BRep_Tool::Range(E, f, l); + BRep_Tool::Range( E, f, l ); // PAL15185 double du = (l - f) / (NbPoints - 1); - //MESSAGE("************* Degenerated edge! *****************"); - TopoDS_Vertex V1, V2; - TopExp::Vertices(E, V1, V2); - gp_Pnt P = BRep_Tool::Pnt(V1); + gp_Pnt P = BRep_Tool::Pnt(VFirst); const SMDS_MeshNode * idPrev = idFirst; for (int i = 2; i < NbPoints; i++) { @@ -703,11 +935,11 @@ StdMeshers_Regular_1D::GetUsedHypothesis(SMESH_Mesh & aMesh, // get non-auxiliary assigned to aShape int nbHyp = aMesh.GetHypotheses( aShape, compatibleFilter, _usedHypList, false ); - if (nbHyp == 0) + if (nbHyp == 0 && aShape.ShapeType() == TopAbs_EDGE) { // Check, if propagated from some other edge - if (aShape.ShapeType() == TopAbs_EDGE && - aMesh.IsPropagatedHypothesis(aShape, _mainEdge)) + _mainEdge = StdMeshers_Propagation::GetPropagationSource( aMesh, aShape ); + if ( !_mainEdge.IsNull() ) { // Propagation of 1D hypothesis from on this edge; // get non-auxiliary assigned to _mainEdge @@ -730,47 +962,3 @@ StdMeshers_Regular_1D::GetUsedHypothesis(SMESH_Mesh & aMesh, return _usedHypList; } - -//============================================================================= -/*! - * - */ -//============================================================================= - -ostream & StdMeshers_Regular_1D::SaveTo(ostream & save) -{ - return save; -} - -//============================================================================= -/*! - * - */ -//============================================================================= - -istream & StdMeshers_Regular_1D::LoadFrom(istream & load) -{ - return load; -} - -//============================================================================= -/*! - * - */ -//============================================================================= - -ostream & operator <<(ostream & save, StdMeshers_Regular_1D & hyp) -{ - return hyp.SaveTo( save ); -} - -//============================================================================= -/*! - * - */ -//============================================================================= - -istream & operator >>(istream & load, StdMeshers_Regular_1D & hyp) -{ - return hyp.LoadFrom( load ); -}