-// SMESH SMESH : implementaion of SMESH idl descriptions
+// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
//
-// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-//
-// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
// File : StdMeshers_Regular_1D.cxx
// Moved here from SMESH_Regular_1D.cxx
// Author : Paul RASCLE, EDF
// Module : SMESH
-// $Header$
-
+//
#include "StdMeshers_Regular_1D.hxx"
-#include "StdMeshers_Distribution.hxx"
-
-#include "StdMeshers_LocalLength.hxx"
-#include "StdMeshers_NumberOfSegments.hxx"
-#include "StdMeshers_Arithmetic1D.hxx"
-#include "StdMeshers_StartEndLength.hxx"
-#include "StdMeshers_Deflection1D.hxx"
-#include "StdMeshers_AutomaticLength.hxx"
-#include "StdMeshers_SegmentLengthAroundVertex.hxx"
-#include "StdMeshers_Propagation.hxx"
+#include "SMDS_MeshElement.hxx"
+#include "SMDS_MeshNode.hxx"
+#include "SMESH_Comment.hxx"
#include "SMESH_Gen.hxx"
-#include "SMESH_Mesh.hxx"
#include "SMESH_HypoFilter.hxx"
+#include "SMESH_Mesh.hxx"
#include "SMESH_subMesh.hxx"
#include "SMESH_subMeshEventListener.hxx"
-#include "SMESH_Comment.hxx"
-
-#include "SMDS_MeshElement.hxx"
-#include "SMDS_MeshNode.hxx"
+#include "StdMeshers_Adaptive1D.hxx"
+#include "StdMeshers_Arithmetic1D.hxx"
+#include "StdMeshers_Geometric1D.hxx"
+#include "StdMeshers_AutomaticLength.hxx"
+#include "StdMeshers_Deflection1D.hxx"
+#include "StdMeshers_Distribution.hxx"
+#include "StdMeshers_FixedPoints1D.hxx"
+#include "StdMeshers_LocalLength.hxx"
+#include "StdMeshers_MaxLength.hxx"
+#include "StdMeshers_NumberOfSegments.hxx"
+#include "StdMeshers_Propagation.hxx"
+#include "StdMeshers_SegmentLengthAroundVertex.hxx"
+#include "StdMeshers_StartEndLength.hxx"
#include "Utils_SALOME_Exception.hxx"
#include "utilities.h"
#include <TopExp_Explorer.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Edge.hxx>
+#include <TopoDS_Vertex.hxx>
#include <string>
+#include <limits>
using namespace std;
+using namespace StdMeshers;
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
-StdMeshers_Regular_1D::StdMeshers_Regular_1D(int hypId, int studyId,
- SMESH_Gen * gen):SMESH_1D_Algo(hypId, studyId, gen)
+StdMeshers_Regular_1D::StdMeshers_Regular_1D(int hypId,
+ int studyId,
+ SMESH_Gen * gen)
+ :SMESH_1D_Algo( hypId, studyId, gen )
{
- MESSAGE("StdMeshers_Regular_1D::StdMeshers_Regular_1D");
- _name = "Regular_1D";
- _shapeType = (1 << TopAbs_EDGE);
-
- _compatibleHypothesis.push_back("LocalLength");
- _compatibleHypothesis.push_back("NumberOfSegments");
- _compatibleHypothesis.push_back("StartEndLength");
- _compatibleHypothesis.push_back("Deflection1D");
- _compatibleHypothesis.push_back("Arithmetic1D");
- _compatibleHypothesis.push_back("AutomaticLength");
-
- _compatibleHypothesis.push_back("QuadraticMesh"); // auxiliary !!!
- _compatibleHypothesis.push_back("Propagation"); // auxiliary !!!
+ _name = "Regular_1D";
+ _shapeType = (1 << TopAbs_EDGE);
+ _fpHyp = 0;
+
+ _compatibleHypothesis.push_back("LocalLength");
+ _compatibleHypothesis.push_back("MaxLength");
+ _compatibleHypothesis.push_back("NumberOfSegments");
+ _compatibleHypothesis.push_back("StartEndLength");
+ _compatibleHypothesis.push_back("Deflection1D");
+ _compatibleHypothesis.push_back("Arithmetic1D");
+ _compatibleHypothesis.push_back("GeometricProgression");
+ _compatibleHypothesis.push_back("FixedPoints1D");
+ _compatibleHypothesis.push_back("AutomaticLength");
+ _compatibleHypothesis.push_back("Adaptive1D");
+ // auxiliary:
+ _compatibleHypothesis.push_back("QuadraticMesh");
+ _compatibleHypothesis.push_back("Propagation");
+ _compatibleHypothesis.push_back("PropagOfDistribution");
}
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
-bool StdMeshers_Regular_1D::CheckHypothesis
- (SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape,
- SMESH_Hypothesis::Hypothesis_Status& aStatus)
+bool StdMeshers_Regular_1D::CheckHypothesis( SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ Hypothesis_Status& aStatus )
{
_hypType = NONE;
_quadraticMesh = false;
+ _onlyUnaryInput = true;
- const bool ignoreAuxiliaryHyps = false;
const list <const SMESHDS_Hypothesis * > & hyps =
- GetUsedHypothesis(aMesh, aShape, ignoreAuxiliaryHyps);
+ GetUsedHypothesis(aMesh, aShape, /*ignoreAuxiliaryHyps=*/false);
+
+ const SMESH_HypoFilter & propagFilter = StdMeshers_Propagation::GetFilter();
// find non-auxiliary hypothesis
const SMESHDS_Hypothesis *theHyp = 0;
+ set< string > propagTypes;
list <const SMESHDS_Hypothesis * >::const_iterator h = hyps.begin();
for ( ; h != hyps.end(); ++h ) {
if ( static_cast<const SMESH_Hypothesis*>(*h)->IsAuxiliary() ) {
if ( strcmp( "QuadraticMesh", (*h)->GetName() ) == 0 )
_quadraticMesh = true;
+ if ( propagFilter.IsOk( static_cast< const SMESH_Hypothesis*>( *h ), aShape ))
+ propagTypes.insert( (*h)->GetName() );
}
else {
if ( !theHyp )
string hypName = theHyp->GetName();
- if (hypName == "LocalLength")
+ if ( hypName == "LocalLength" )
{
const StdMeshers_LocalLength * hyp =
dynamic_cast <const StdMeshers_LocalLength * >(theHyp);
ASSERT(hyp);
- //_value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength();
_value[ BEG_LENGTH_IND ] = hyp->GetLength();
- _value[ END_LENGTH_IND ] = hyp->GetPrecision();
+ _value[ PRECISION_IND ] = hyp->GetPrecision();
ASSERT( _value[ BEG_LENGTH_IND ] > 0 );
_hypType = LOCAL_LENGTH;
aStatus = SMESH_Hypothesis::HYP_OK;
}
- else if (hypName == "NumberOfSegments")
+ else if ( hypName == "MaxLength" )
+ {
+ const StdMeshers_MaxLength * hyp =
+ dynamic_cast <const StdMeshers_MaxLength * >(theHyp);
+ ASSERT(hyp);
+ _value[ BEG_LENGTH_IND ] = hyp->GetLength();
+ if ( hyp->GetUsePreestimatedLength() ) {
+ if ( int nbSeg = aMesh.GetGen()->GetBoundaryBoxSegmentation() )
+ _value[ BEG_LENGTH_IND ] = aMesh.GetShapeDiagonalSize() / nbSeg;
+ }
+ ASSERT( _value[ BEG_LENGTH_IND ] > 0 );
+ _hypType = MAX_LENGTH;
+ aStatus = SMESH_Hypothesis::HYP_OK;
+ }
+
+ else if ( hypName == "NumberOfSegments" )
{
const StdMeshers_NumberOfSegments * hyp =
dynamic_cast <const StdMeshers_NumberOfSegments * >(theHyp);
{
case StdMeshers_NumberOfSegments::DT_Scale:
_value[ SCALE_FACTOR_IND ] = hyp->GetScaleFactor();
+ _revEdgesIDs = hyp->GetReversedEdges();
break;
case StdMeshers_NumberOfSegments::DT_TabFunc:
_vvalue[ TAB_FUNC_IND ] = hyp->GetTableFunction();
+ _revEdgesIDs = hyp->GetReversedEdges();
break;
case StdMeshers_NumberOfSegments::DT_ExprFunc:
_svalue[ EXPR_FUNC_IND ] = hyp->GetExpressionFunction();
+ _revEdgesIDs = hyp->GetReversedEdges();
break;
case StdMeshers_NumberOfSegments::DT_Regular:
break;
aStatus = SMESH_Hypothesis::HYP_OK;
}
- else if (hypName == "Arithmetic1D")
+ else if ( hypName == "Arithmetic1D" )
{
const StdMeshers_Arithmetic1D * hyp =
dynamic_cast <const StdMeshers_Arithmetic1D * >(theHyp);
_value[ END_LENGTH_IND ] = hyp->GetLength( false );
ASSERT( _value[ BEG_LENGTH_IND ] > 0 && _value[ END_LENGTH_IND ] > 0 );
_hypType = ARITHMETIC_1D;
+
+ _revEdgesIDs = hyp->GetReversedEdges();
+
+ aStatus = SMESH_Hypothesis::HYP_OK;
+ }
+
+ else if ( hypName == "GeometricProgression" )
+ {
+ const StdMeshers_Geometric1D * hyp =
+ dynamic_cast <const StdMeshers_Geometric1D * >(theHyp);
+ ASSERT(hyp);
+ _value[ BEG_LENGTH_IND ] = hyp->GetStartLength();
+ _value[ END_LENGTH_IND ] = hyp->GetCommonRatio();
+ ASSERT( _value[ BEG_LENGTH_IND ] > 0 && _value[ END_LENGTH_IND ] > 0 );
+ _hypType = GEOMETRIC_1D;
+
+ _revEdgesIDs = hyp->GetReversedEdges();
+
+ aStatus = SMESH_Hypothesis::HYP_OK;
+ }
+
+ else if ( hypName == "FixedPoints1D" ) {
+ _fpHyp = dynamic_cast <const StdMeshers_FixedPoints1D*>(theHyp);
+ ASSERT(_fpHyp);
+ _hypType = FIXED_POINTS_1D;
+
+ _revEdgesIDs = _fpHyp->GetReversedEdges();
+
aStatus = SMESH_Hypothesis::HYP_OK;
}
- else if (hypName == "StartEndLength")
+ else if ( hypName == "StartEndLength" )
{
const StdMeshers_StartEndLength * hyp =
dynamic_cast <const StdMeshers_StartEndLength * >(theHyp);
_value[ END_LENGTH_IND ] = hyp->GetLength( false );
ASSERT( _value[ BEG_LENGTH_IND ] > 0 && _value[ END_LENGTH_IND ] > 0 );
_hypType = BEG_END_LENGTH;
+
+ _revEdgesIDs = hyp->GetReversedEdges();
+
aStatus = SMESH_Hypothesis::HYP_OK;
}
- else if (hypName == "Deflection1D")
+ else if ( hypName == "Deflection1D" )
{
const StdMeshers_Deflection1D * hyp =
dynamic_cast <const StdMeshers_Deflection1D * >(theHyp);
aStatus = SMESH_Hypothesis::HYP_OK;
}
- else if (hypName == "AutomaticLength")
+ else if ( hypName == "AutomaticLength" )
{
StdMeshers_AutomaticLength * hyp = const_cast<StdMeshers_AutomaticLength *>
(dynamic_cast <const StdMeshers_AutomaticLength * >(theHyp));
ASSERT(hyp);
- //_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?
+ _value[ BEG_LENGTH_IND ] = _value[ END_LENGTH_IND ] = hyp->GetLength( &aMesh, aShape );
ASSERT( _value[ BEG_LENGTH_IND ] > 0 );
- _hypType = LOCAL_LENGTH;
+ _hypType = MAX_LENGTH;
+ aStatus = SMESH_Hypothesis::HYP_OK;
+ }
+ else if ( hypName == "Adaptive1D" )
+ {
+ _adaptiveHyp = dynamic_cast < const StdMeshers_Adaptive1D* >(theHyp);
+ ASSERT(_adaptiveHyp);
+ _hypType = ADAPTIVE;
+ _onlyUnaryInput = false;
aStatus = SMESH_Hypothesis::HYP_OK;
}
else
+ {
aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
+ }
+
+ if ( propagTypes.size() > 1 && aStatus == HYP_OK )
+ {
+ // detect concurrent Propagation hyps
+ _usedHypList.clear();
+ list< TopoDS_Shape > assignedTo;
+ if ( aMesh.GetHypotheses( aShape, propagFilter, _usedHypList, true, &assignedTo ) > 1 )
+ {
+ // find most simple shape and a hyp on it
+ int simpleShape = TopAbs_COMPOUND;
+ const SMESHDS_Hypothesis* localHyp = 0;
+ list< TopoDS_Shape >::iterator shape = assignedTo.begin();
+ list< const SMESHDS_Hypothesis *>::iterator hyp = _usedHypList.begin();
+ for ( ; shape != assignedTo.end(); ++shape )
+ if ( shape->ShapeType() > simpleShape )
+ {
+ simpleShape = shape->ShapeType();
+ localHyp = (*hyp);
+ }
+ // check if there a different hyp on simpleShape
+ shape = assignedTo.begin();
+ hyp = _usedHypList.begin();
+ for ( ; hyp != _usedHypList.end(); ++hyp, ++shape )
+ if ( shape->ShapeType() == simpleShape &&
+ !localHyp->IsSameName( **hyp ))
+ {
+ aStatus = HYP_INCOMPAT_HYPS;
+ return error( SMESH_Comment("Hypotheses of both \"")
+ << StdMeshers_Propagation::GetName() << "\" and \""
+ << StdMeshers_PropagOfDistribution::GetName()
+ << "\" types can't be applied to the same edge");
+ }
+ }
+ }
- return ( _hypType != NONE );
+ return ( aStatus == SMESH_Hypothesis::HYP_OK );
}
-static bool computeParamByFunc(Adaptor3d_Curve& C3d, double first, double last,
- double length, bool theReverse,
- int nbSeg, Function& func,
+static bool computeParamByFunc(Adaptor3d_Curve& C3d,
+ double first, double last, double length,
+ bool theReverse, int nbSeg, Function& func,
list<double>& theParams)
{
// never do this way
//OSD::SetSignal( true );
- if (nbSeg <= 0)
+ if ( nbSeg <= 0 )
return false;
- MESSAGE( "computeParamByFunc" );
-
int nbPnt = 1 + nbSeg;
- vector<double> x(nbPnt, 0.);
+ vector<double> 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++ )
- {
- sprintf( buf, "%f\n", float(x[i] ) );
- MESSAGE( buf );
- }
-
-
-
// apply parameters in range [0,1] to the space of the curve
double prevU = first;
- double sign = 1.;
- if (theReverse)
+ double sign = 1.;
+ if ( theReverse )
{
prevU = last;
- sign = -1.;
+ sign = -1.;
}
- for( int i = 1; i < nbSeg; i++ )
+
+ for ( int i = 1; i < nbSeg; i++ )
{
double curvLength = length * (x[i] - x[i-1]) * sign;
- GCPnts_AbscissaPoint Discret( C3d, curvLength, prevU );
+ double tol = Min( Precision::Confusion(), curvLength / 100. );
+ GCPnts_AbscissaPoint Discret( tol, C3d, curvLength, prevU );
if ( !Discret.IsDone() )
return false;
double U = Discret.Parameter();
return false;
prevU = U;
}
+ if ( theReverse )
+ theParams.reverse();
return true;
}
bool adjustNeighbors2an = false)
{
int i, nPar = theParams.size();
- if ( a1 + an < length && nPar > 1 )
+ if ( a1 + an <= length && nPar > 1 )
{
bool reverse = ( U1 > Un );
GCPnts_AbscissaPoint Discret(C3d, reverse ? an : -an, Un);
dUn = Utgt - theParams.back();
}
- double q = dUn / ( nPar - 1 );
- if ( !adjustNeighbors2an ) {
- for ( itU = theParams.rbegin(), i = 1; i < nPar; itU++, i++ ) {
+ if ( !adjustNeighbors2an )
+ {
+ double q = dUn / ( Utgt - Un ); // (signed) factor of segment length change
+ for ( itU = theParams.rbegin(), i = 1; i < nPar; i++ ) {
+ double prevU = *itU;
(*itU) += dUn;
- dUn -= q;
+ ++itU;
+ dUn = q * (*itU - prevU) * (prevU-U1)/(Un-U1);
}
}
- else {
+ else if ( nPar == 1 )
+ {
+ theParams.back() += dUn;
+ }
+ else
+ {
+ double q = dUn / ( nPar - 1 );
theParams.back() += dUn;
double sign = reverse ? -1 : 1;
double prevU = theParams.back();
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 );
}
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;
+ static StdMeshers_Regular_1D* auxAlgo = 0;
+ if ( !auxAlgo ) {
+ auxAlgo = new StdMeshers_Regular_1D( _gen->GetANewId(), _studyId, _gen );
+ auxAlgo->_hypType = BEG_END_LENGTH;
+ }
+ auxAlgo->_value[ BEG_LENGTH_IND ] = Lm;
+ auxAlgo->_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 ]);
+ std::swap( auxAlgo->_value[ BEG_LENGTH_IND ], auxAlgo->_value[ END_LENGTH_IND ]);
}
list<double> params;
- if ( algo.computeInternalParameters( theMesh, theC3d, L, from, to, params, false ))
+ if ( auxAlgo->computeInternalParameters( theMesh, theC3d, L, from, to, params, false ))
{
if ( isEnd1 ) params.reverse();
while ( 1 + nHalf-- )
double f = theFirstU, l = theLastU;
+ // Propagation Of Distribution
+ //
+ if ( !_mainEdge.IsNull() && _isPropagOfDistribution )
+ {
+ TopoDS_Edge mainEdge = TopoDS::Edge( _mainEdge ); // should not be a reference!
+ _gen->Compute( theMesh, mainEdge, /*aShapeOnly=*/true, /*anUpward=*/true);
+
+ SMESHDS_SubMesh* smDS = theMesh.GetMeshDS()->MeshElements( mainEdge );
+ if ( !smDS )
+ return error("No mesh on the source edge of Propagation Of Distribution");
+ if ( smDS->NbNodes() < 1 )
+ return true; // 1 segment
+
+ map< double, const SMDS_MeshNode* > mainEdgeParamsOfNodes;
+ if ( ! SMESH_Algo::GetSortedNodesOnEdge( theMesh.GetMeshDS(), mainEdge, _quadraticMesh,
+ mainEdgeParamsOfNodes, SMDSAbs_Edge ))
+ return error("Bad node parameters on the source edge of Propagation Of Distribution");
+ vector< double > segLen( mainEdgeParamsOfNodes.size() - 1 );
+ double totalLen = 0;
+ BRepAdaptor_Curve mainEdgeCurve( mainEdge );
+ map< double, const SMDS_MeshNode* >::iterator
+ u_n2 = mainEdgeParamsOfNodes.begin(), u_n1 = u_n2++;
+ for ( size_t i = 1; i < mainEdgeParamsOfNodes.size(); ++i, ++u_n1, ++u_n2 )
+ {
+ segLen[ i-1 ] = GCPnts_AbscissaPoint::Length( mainEdgeCurve,
+ u_n1->first,
+ u_n2->first);
+ totalLen += segLen[ i-1 ];
+ }
+ for ( size_t i = 0; i < segLen.size(); ++i )
+ segLen[ i ] *= theLength / totalLen;
+
+ size_t iSeg = theReverse ? segLen.size()-1 : 0;
+ size_t dSeg = theReverse ? -1 : +1;
+ double param = theFirstU;
+ size_t nbParams = 0;
+ for ( int i = 0, nb = segLen.size()-1; i < nb; ++i, iSeg += dSeg )
+ {
+ GCPnts_AbscissaPoint Discret( theC3d, segLen[ iSeg ], param );
+ if ( !Discret.IsDone() ) break;
+ param = Discret.Parameter();
+ theParams.push_back( param );
+ ++nbParams;
+ }
+ if ( nbParams != segLen.size()-1 )
+ return error( SMESH_Comment("Can't divide into ") << segLen.size() << " segments");
+
+ compensateError( segLen[ theReverse ? segLen.size()-1 : 0 ],
+ segLen[ theReverse ? 0 : segLen.size()-1 ],
+ f, l, theLength, theC3d, theParams, true );
+ return true;
+ }
+
+
switch( _hypType )
{
case LOCAL_LENGTH:
- case NB_SEGMENTS: {
-
+ case MAX_LENGTH:
+ case NB_SEGMENTS:
+ {
double eltSize = 1;
- if ( _hypType == LOCAL_LENGTH )
+ int nbSegments;
+ if ( _hypType == MAX_LENGTH )
+ {
+ double nbseg = ceil(theLength / _value[ BEG_LENGTH_IND ]); // integer sup
+ if (nbseg <= 0)
+ nbseg = 1; // degenerated edge
+ eltSize = theLength / nbseg;
+ nbSegments = (int) nbseg;
+ }
+ else if ( _hypType == LOCAL_LENGTH )
{
// Local Length hypothesis
double nbseg = ceil(theLength / _value[ BEG_LENGTH_IND ]); // integer sup
bool computed = sm->IsMeshComputed();
if (!computed) {
if (sm->GetComputeState() == SMESH_subMesh::READY_TO_COMPUTE) {
- sm->ComputeStateEngine(SMESH_subMesh::COMPUTE);
+ _gen->Compute( theMesh, _mainEdge, /*anUpward=*/true);
computed = sm->IsMeshComputed();
}
}
if (computed) {
SMESHDS_SubMesh* smds = sm->GetSubMeshDS();
- int nb_segments = smds->NbElements();
+ 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 aPrecision = _value[ PRECISION_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 = theLength / nbseg;
+ nbSegments = (int) nbseg;
}
else
{
// Number Of Segments hypothesis
- int NbSegm = _ivalue[ NB_SEGMENTS_IND ];
- if ( NbSegm < 1 ) return false;
- if ( NbSegm == 1 ) return true;
+ nbSegments = _ivalue[ NB_SEGMENTS_IND ];
+ if ( nbSegments < 1 ) return false;
+ if ( nbSegments == 1 ) return true;
switch (_ivalue[ DISTR_TYPE_IND ])
{
double scale = _value[ SCALE_FACTOR_IND ];
if (fabs(scale - 1.0) < Precision::Confusion()) {
- // special case to avoid division on zero
- for (int i = 1; i < NbSegm; i++) {
- double param = f + (l - f) * i / NbSegm;
+ // special case to avoid division by zero
+ for (int i = 1; i < nbSegments; i++) {
+ double param = f + (l - f) * i / nbSegments;
theParams.push_back( param );
}
} else {
if ( theReverse )
scale = 1.0 / scale;
- double alpha = pow(scale, 1.0 / (NbSegm - 1));
- double factor = (l - f) / (1.0 - pow(alpha, NbSegm));
+ double alpha = pow(scale, 1.0 / (nbSegments - 1));
+ double factor = (l - f) / (1.0 - pow(alpha, nbSegments));
- for (int i = 1; i < NbSegm; i++) {
+ for (int i = 1; i < nbSegments; i++) {
double param = f + factor * (1.0 - pow(alpha, i));
theParams.push_back( param );
}
}
+ const double lenFactor = theLength/(l-f);
+ list<double>::iterator u = theParams.begin(), uEnd = theParams.end();
+ for ( ; u != uEnd; ++u )
+ {
+ GCPnts_AbscissaPoint Discret( theC3d, ((*u)-f) * lenFactor, f );
+ if ( Discret.IsDone() )
+ *u = Discret.Parameter();
+ }
return true;
}
break;
}
break;
case StdMeshers_NumberOfSegments::DT_Regular:
- eltSize = theLength / _ivalue[ NB_SEGMENTS_IND ];
+ eltSize = theLength / nbSegments;
break;
default:
return false;
if ( !Discret.IsDone() )
return error( "GCPnts_UniformAbscissa failed");
- int NbPoints = Discret.NbPoints();
- for ( int i = 2; i < NbPoints; i++ )
+ int NbPoints = Min( Discret.NbPoints(), nbSegments + 1 );
+ for ( int i = 2; i < NbPoints; i++ ) // skip 1st and last points
{
double param = Discret.Parameter(i);
theParams.push_back( param );
}
- compensateError( eltSize, eltSize, f, l, theLength, theC3d, theParams ); // for PAL9899
+ compensateError( eltSize, eltSize, f, l, theLength, theC3d, theParams, true ); // for PAL9899
return true;
}
double a1 = _value[ BEG_LENGTH_IND ];
double an = _value[ END_LENGTH_IND ];
double q = ( theLength - a1 ) / ( theLength - an );
+ if ( q < theLength/1e6 || 1.01*theLength < a1 + an)
+ return error ( SMESH_Comment("Invalid segment lengths (")<<a1<<" and "<<an<<") "<<
+ "for an edge of length "<<theLength);
double U1 = theReverse ? l : f;
double Un = theReverse ? f : l;
return true;
}
- case ARITHMETIC_1D: {
-
+ case ARITHMETIC_1D:
+ {
// arithmetic progression: SUM(n) = ( an - a1 + q ) * ( a1 + an ) / ( 2 * q ) = theLength
double a1 = _value[ BEG_LENGTH_IND ];
double an = _value[ END_LENGTH_IND ];
+ if ( 1.01*theLength < a1 + an )
+ return error ( SMESH_Comment("Invalid segment lengths (")<<a1<<" and "<<an<<") "<<
+ "for an edge of length "<<theLength);
- double q = ( an - a1 ) / ( 2 *theLength/( a1 + an ) - 1 );
- int n = int( 1 + ( an - a1 ) / q );
+ double q = ( an - a1 ) / ( 2 *theLength/( a1 + an ) - 1 );
+ int n = int(fabs(q) > numeric_limits<double>::min() ? ( 1+( an-a1 )/q ) : ( 1+theLength/a1 ));
double U1 = theReverse ? l : f;
double Un = theReverse ? f : l;
eltSize += q;
}
compensateError( a1, an, U1, Un, theLength, theC3d, theParams );
+ if ( theReverse ) theParams.reverse(); // NPAL18025
+
+ return true;
+ }
+
+ case GEOMETRIC_1D:
+ {
+ double a1 = _value[ BEG_LENGTH_IND ], an;
+ double q = _value[ END_LENGTH_IND ];
+
+ double U1 = theReverse ? l : f;
+ double Un = theReverse ? f : l;
+ double param = U1;
+ double eltSize = a1;
+ if ( theReverse )
+ eltSize = -eltSize;
+
+ int nbParams = 0;
+ while ( true ) {
+ // computes a point on a curve <theC3d> at the distance <eltSize>
+ // from the point of parameter <param>.
+ GCPnts_AbscissaPoint Discret( theC3d, eltSize, param );
+ if ( !Discret.IsDone() ) break;
+ param = Discret.Parameter();
+ if ( f < param && param < l )
+ theParams.push_back( param );
+ else
+ break;
+ an = eltSize;
+ eltSize *= q;
+ ++nbParams;
+ }
+ if ( nbParams > 1 )
+ {
+ if ( Abs( param - Un ) < 0.2 * Abs( param - theParams.back() ))
+ {
+ compensateError( a1, Abs(eltSize), U1, Un, theLength, theC3d, theParams );
+ }
+ else if ( Abs( Un - theParams.back() ) <
+ 0.2 * Abs( theParams.back() - *(++theParams.rbegin())))
+ {
+ theParams.pop_back();
+ compensateError( a1, Abs(an), U1, Un, theLength, theC3d, theParams );
+ }
+ }
if (theReverse) theParams.reverse(); // NPAL18025
return true;
}
- case DEFLECTION: {
+ case FIXED_POINTS_1D:
+ {
+ const std::vector<double>& aPnts = _fpHyp->GetPoints();
+ const std::vector<int>& nbsegs = _fpHyp->GetNbSegments();
+ TColStd_SequenceOfReal Params;
+ for ( size_t i = 0; i < aPnts.size(); i++ )
+ {
+ if( aPnts[i]<0.0001 || aPnts[i]>0.9999 ) continue;
+ int j=1;
+ bool IsExist = false;
+ for ( ; j <= Params.Length(); j++ ) {
+ if ( Abs( aPnts[i] - Params.Value(j) ) < 1e-4 ) {
+ IsExist = true;
+ break;
+ }
+ if ( aPnts[i]<Params.Value(j) ) break;
+ }
+ if ( !IsExist ) Params.InsertBefore( j, aPnts[i] );
+ }
+ double par2, par1, lp;
+ par1 = f;
+ lp = l;
+ double sign = 1.0;
+ if ( theReverse ) {
+ par1 = l;
+ lp = f;
+ sign = -1.0;
+ }
+ double eltSize, segmentSize = 0.;
+ double currAbscissa = 0;
+ for ( int i = 0; i < Params.Length(); i++ )
+ {
+ int nbseg = ( i > (int)nbsegs.size()-1 ) ? nbsegs[0] : nbsegs[i];
+ segmentSize = Params.Value( i+1 ) * theLength - currAbscissa;
+ currAbscissa += segmentSize;
+ GCPnts_AbscissaPoint APnt( theC3d, sign*segmentSize, par1 );
+ if ( !APnt.IsDone() )
+ return error( "GCPnts_AbscissaPoint failed");
+ par2 = APnt.Parameter();
+ eltSize = segmentSize/nbseg;
+ GCPnts_UniformAbscissa Discret( theC3d, eltSize, par1, par2 );
+ if ( theReverse )
+ Discret.Initialize( theC3d, eltSize, par2, par1 );
+ else
+ Discret.Initialize( theC3d, eltSize, par1, par2 );
+ if ( !Discret.IsDone() )
+ return error( "GCPnts_UniformAbscissa failed");
+ int NbPoints = Discret.NbPoints();
+ list<double> tmpParams;
+ for ( int i = 2; i < NbPoints; i++ ) {
+ double param = Discret.Parameter(i);
+ tmpParams.push_back( param );
+ }
+ if ( theReverse ) {
+ compensateError( eltSize, eltSize, par2, par1, segmentSize, theC3d, tmpParams );
+ tmpParams.reverse();
+ }
+ else {
+ compensateError( eltSize, eltSize, par1, par2, segmentSize, theC3d, tmpParams );
+ }
+ theParams.splice( theParams.end(), tmpParams );
+ theParams.push_back( par2 );
+
+ par1 = par2;
+ }
+ // add for last
+ int nbseg = ( (int)nbsegs.size() > Params.Length() ) ? nbsegs[Params.Length()] : nbsegs[0];
+ segmentSize = theLength - currAbscissa;
+ eltSize = segmentSize/nbseg;
+ GCPnts_UniformAbscissa Discret;
+ if ( theReverse )
+ Discret.Initialize( theC3d, eltSize, par1, lp );
+ else
+ Discret.Initialize( theC3d, eltSize, lp, par1 );
+ if ( !Discret.IsDone() )
+ return error( "GCPnts_UniformAbscissa failed");
+ int NbPoints = Discret.NbPoints();
+ list<double> tmpParams;
+ for ( int i = 2; i < NbPoints; i++ ) {
+ double param = Discret.Parameter(i);
+ tmpParams.push_back( param );
+ }
+ if ( theReverse ) {
+ compensateError( eltSize, eltSize, lp, par1, segmentSize, theC3d, tmpParams );
+ tmpParams.reverse();
+ }
+ else {
+ compensateError( eltSize, eltSize, par1, lp, segmentSize, theC3d, tmpParams );
+ }
+ theParams.splice( theParams.end(), tmpParams );
+
+ if ( theReverse )
+ theParams.reverse(); // NPAL18025
+
+ return true;
+ }
- GCPnts_UniformDeflection Discret(theC3d, _value[ DEFLECTION_IND ], f, l, true);
+ case DEFLECTION:
+ {
+ GCPnts_UniformDeflection Discret( theC3d, _value[ DEFLECTION_IND ], f, l, true );
if ( !Discret.IsDone() )
return false;
if ( _hypType == NONE )
return false;
+ if ( _hypType == ADAPTIVE )
+ {
+ _adaptiveHyp->GetAlgo()->InitComputeError();
+ _adaptiveHyp->GetAlgo()->Compute( theMesh, theShape );
+ return error( _adaptiveHyp->GetAlgo()->GetComputeError() );
+ }
+
SMESHDS_Mesh * meshDS = theMesh.GetMeshDS();
const TopoDS_Edge & EE = TopoDS::Edge(theShape);
if (!idFirst || !idLast)
return error( COMPERR_BAD_INPUT_MESH, "No node on vertex");
+ // remove elements created by e.g. patern mapping (PAL21999)
+ // CLEAN event is incorrectly ptopagated seemingly due to Propagation hyp
+ // so TEMPORARY solution is to clean the submesh manually
+ //theMesh.GetSubMesh(theShape)->ComputeStateEngine( SMESH_subMesh::CLEAN );
+ if (SMESHDS_SubMesh * subMeshDS = meshDS->MeshElements(theShape))
+ {
+ SMDS_ElemIteratorPtr ite = subMeshDS->GetElements();
+ while (ite->more())
+ meshDS->RemoveFreeElement(ite->next(), subMeshDS);
+ SMDS_NodeIteratorPtr itn = subMeshDS->GetNodes();
+ while (itn->more()) {
+ const SMDS_MeshNode * node = itn->next();
+ if ( node->NbInverseElements() == 0 )
+ meshDS->RemoveFreeNode(node, subMeshDS);
+ else
+ meshDS->RemoveNode(node);
+ }
+ }
+
if (!Curve.IsNull())
{
list< double > params;
bool reversed = false;
- if ( !_mainEdge.IsNull() )
+ if ( theMesh.GetShapeToMesh().ShapeType() >= TopAbs_WIRE ) {
+ // if the shape to mesh is WIRE or EDGE
+ reversed = ( EE.Orientation() == TopAbs_REVERSED );
+ }
+ if ( !_mainEdge.IsNull() ) {
+ // take into account reversing the edge the hypothesis is propagated from
+ // (_mainEdge.Orientation() marks mutual orientation of EDGEs in propagation chain)
reversed = ( _mainEdge.Orientation() == TopAbs_REVERSED );
+ if ( !_isPropagOfDistribution ) {
+ int mainID = meshDS->ShapeToIndex(_mainEdge);
+ if ( std::find( _revEdgesIDs.begin(), _revEdgesIDs.end(), mainID) != _revEdgesIDs.end())
+ reversed = !reversed;
+ }
+ }
+ // take into account this edge reversing
+ if ( std::find( _revEdgesIDs.begin(), _revEdgesIDs.end(), shapeID) != _revEdgesIDs.end())
+ reversed = !reversed;
BRepAdaptor_Curve C3d( E );
double length = EdgeLength( E );
parLast = f;
}
*/
-
for (list<double>::iterator itU = params.begin(); itU != params.end(); itU++) {
double param = *itU;
gp_Pnt P = Curve->Value(param);
}
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 ); // PAL15185
return true;
}
+
+//=============================================================================
+/*!
+ *
+ */
+//=============================================================================
+
+bool StdMeshers_Regular_1D::Evaluate(SMESH_Mesh & theMesh,
+ const TopoDS_Shape & theShape,
+ MapShapeNbElems& aResMap)
+{
+ if ( _hypType == NONE )
+ return false;
+
+ if ( _hypType == ADAPTIVE )
+ {
+ _adaptiveHyp->GetAlgo()->InitComputeError();
+ _adaptiveHyp->GetAlgo()->Evaluate( theMesh, theShape, aResMap );
+ return error( _adaptiveHyp->GetAlgo()->GetComputeError() );
+ }
+
+ const TopoDS_Edge & EE = TopoDS::Edge(theShape);
+ TopoDS_Edge E = TopoDS::Edge(EE.Oriented(TopAbs_FORWARD));
+
+ double f, l;
+ Handle(Geom_Curve) Curve = BRep_Tool::Curve(E, f, l);
+
+ TopoDS_Vertex VFirst, VLast;
+ TopExp::Vertices(E, VFirst, VLast); // Vfirst corresponds to f and Vlast to l
+
+ ASSERT(!VFirst.IsNull());
+ ASSERT(!VLast.IsNull());
+
+ std::vector<int> aVec(SMDSEntity_Last,0);
+
+ if (!Curve.IsNull()) {
+ list< double > params;
+
+ BRepAdaptor_Curve C3d( E );
+ double length = EdgeLength( E );
+ if ( ! computeInternalParameters( theMesh, C3d, length, f, l, params, false, true )) {
+ SMESH_subMesh * sm = theMesh.GetSubMesh(theShape);
+ aResMap.insert(std::make_pair(sm,aVec));
+ SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
+ smError.reset( new SMESH_ComputeError(COMPERR_ALGO_FAILED,"Submesh can not be evaluated",this));
+ return false;
+ }
+ redistributeNearVertices( theMesh, C3d, length, params, VFirst, VLast );
+
+ if(_quadraticMesh) {
+ aVec[SMDSEntity_Node] = 2*params.size() + 1;
+ aVec[SMDSEntity_Quad_Edge] = params.size() + 1;
+ }
+ else {
+ aVec[SMDSEntity_Node] = params.size();
+ aVec[SMDSEntity_Edge] = params.size() + 1;
+ }
+
+ }
+ else {
+ // Edge is a degenerated Edge : We put n = 5 points on the edge.
+ if ( _quadraticMesh ) {
+ aVec[SMDSEntity_Node] = 11;
+ aVec[SMDSEntity_Quad_Edge] = 6;
+ }
+ else {
+ aVec[SMDSEntity_Node] = 5;
+ aVec[SMDSEntity_Edge] = 6;
+ }
+ }
+
+ SMESH_subMesh * sm = theMesh.GetSubMesh(theShape);
+ aResMap.insert(std::make_pair(sm,aVec));
+
+ return true;
+}
+
+
//=============================================================================
/*!
* See comments in SMESH_Algo.cxx
_usedHypList.clear();
_mainEdge.Nullify();
- SMESH_HypoFilter auxiliaryFilter, compatibleFilter;
- auxiliaryFilter.Init( SMESH_HypoFilter::IsAuxiliary() );
- const bool ignoreAux = true;
- InitCompatibleHypoFilter( compatibleFilter, ignoreAux );
+ SMESH_HypoFilter auxiliaryFilter( SMESH_HypoFilter::IsAuxiliary() );
+ const SMESH_HypoFilter* compatibleFilter = GetCompatibleHypoFilter(/*ignoreAux=*/true );
- // get non-auxiliary assigned to aShape
- int nbHyp = aMesh.GetHypotheses( aShape, compatibleFilter, _usedHypList, false );
+ // get non-auxiliary assigned directly to aShape
+ int nbHyp = aMesh.GetHypotheses( aShape, *compatibleFilter, _usedHypList, false );
if (nbHyp == 0 && aShape.ShapeType() == TopAbs_EDGE)
{
// Check, if propagated from some other edge
- _mainEdge = StdMeshers_Propagation::GetPropagationSource( aMesh, aShape );
+ _mainEdge = StdMeshers_Propagation::GetPropagationSource( aMesh, aShape,
+ _isPropagOfDistribution );
if ( !_mainEdge.IsNull() )
{
// Propagation of 1D hypothesis from <aMainEdge> on this edge;
// get non-auxiliary assigned to _mainEdge
- nbHyp = aMesh.GetHypotheses( _mainEdge, compatibleFilter, _usedHypList, true );
+ nbHyp = aMesh.GetHypotheses( _mainEdge, *compatibleFilter, _usedHypList, true );
}
}
return _usedHypList;
}
+
+//================================================================================
+/*!
+ * \brief Pass CancelCompute() to a child algorithm
+ */
+//================================================================================
+
+void StdMeshers_Regular_1D::CancelCompute()
+{
+ SMESH_Algo::CancelCompute();
+ if ( _hypType == ADAPTIVE )
+ _adaptiveHyp->GetAlgo()->CancelCompute();
+}
