-// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
-// SMESH SMESH : implementaion of SMESH idl descriptions
+// SMESH SMESH : implementation of SMESH idl descriptions
// File : StdMeshers_Projection_2D.cxx
// Module : SMESH
// Created : Fri Oct 20 11:37:07 2006
#include "SMDS_EdgePosition.hxx"
#include "SMDS_FacePosition.hxx"
#include "SMESHDS_Hypothesis.hxx"
+#include "SMESHDS_Mesh.hxx"
#include "SMESHDS_SubMesh.hxx"
#include "SMESH_Block.hxx"
#include "SMESH_Comment.hxx"
#include "SMESH_Gen.hxx"
#include "SMESH_Mesh.hxx"
+#include "SMESH_MeshAlgos.hxx"
+#include "SMESH_MeshEditor.hxx"
#include "SMESH_MesherHelper.hxx"
#include "SMESH_Pattern.hxx"
#include "SMESH_subMesh.hxx"
#include "SMESH_subMeshEventListener.hxx"
-#include "utilities.h"
+#include <utilities.h>
+#include <BRepAdaptor_Curve.hxx>
#include <BRepAdaptor_Surface.hxx>
+#include <BRepMesh_Delaun.hxx>
#include <BRep_Tool.hxx>
#include <Bnd_B2d.hxx>
#include <GeomAPI_ProjectPointOnSurf.hxx>
#include <GeomLib_IsPlanarSurface.hxx>
+#include <Precision.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopTools_DataMapIteratorOfDataMapOfShapeShape.hxx>
#include <TopTools_ListIteratorOfListOfShape.hxx>
+#include <TopTools_MapOfShape.hxx>
#include <TopoDS.hxx>
+#include <TopoDS_Solid.hxx>
#include <gp_Ax2.hxx>
#include <gp_Ax3.hxx>
+#include <gp_GTrsf.hxx>
using namespace std;
#define RETURN_BAD_RESULT(msg) { MESSAGE(")-: Error: " << msg); return false; }
+#ifdef _DEBUG_
+// enable printing algo + projection shapes while meshing
+//#define PRINT_WHO_COMPUTE_WHAT
+#endif
namespace TAssocTool = StdMeshers_ProjectionUtils;
//typedef StdMeshers_ProjectionUtils TAssocTool;
//purpose :
//=======================================================================
-StdMeshers_Projection_2D::StdMeshers_Projection_2D(int hypId, int studyId, SMESH_Gen* gen)
- :SMESH_2D_Algo(hypId, studyId, gen)
+StdMeshers_Projection_2D::StdMeshers_Projection_2D(int hypId, SMESH_Gen* gen)
+ :SMESH_2D_Algo(hypId, gen)
{
_name = "Projection_2D";
_compatibleHypothesis.push_back("ProjectionSource2D");
//================================================================================
/*!
* \brief find new nodes belonging to one free border of mesh on face
- * \param sm - submesh on edge or vertex containg nodes to choose from
+ * \param sm - submesh on edge or vertex containing nodes to choose from
* \param face - the face bound by the submesh
* \param u2nodes - map to fill with nodes
* \param seamNodes - set of found nodes
//================================================================================
bool getBoundaryNodes ( SMESH_subMesh* sm,
- const TopoDS_Face& face,
+ const TopoDS_Face& /*face*/,
map< double, const SMDS_MeshNode* > & u2nodes,
set< const SMDS_MeshNode* > & seamNodes)
{
if ( node->GetPosition()->GetTypeOfPosition() != SMDS_TOP_EDGE )
RETURN_BAD_RESULT("Bad node position type: node " << node->GetID() <<
" pos type " << node->GetPosition()->GetTypeOfPosition());
- const SMDS_EdgePosition* pos =
- static_cast<const SMDS_EdgePosition*>(node->GetPosition());
+ SMDS_EdgePositionPtr pos = node->GetPosition();
u2nodes.insert( make_pair( pos->GetUParameter(), node ));
seamNodes.insert( node );
}
{
double f,l;
Handle(Geom2d_Curve) c1 = BRep_Tool::CurveOnSurface( E1, F, f, l );
- gp_Pnt2d uvLast1 = c1->Value( E1.Orientation() == TopAbs_REVERSED ? f : l );
+ gp_Pnt2d uvFirst1 = c1->Value( f );
+ gp_Pnt2d uvLast1 = c1->Value( l );
Handle(Geom2d_Curve) c2 = BRep_Tool::CurveOnSurface( E2, F, f, l );
- gp_Pnt2d uvFirst2 = c2->Value( f );
- gp_Pnt2d uvLast2 = c2->Value( l );
- double tol2 = 1e-5 * uvLast2.SquareDistance( uvFirst2 );
+ gp_Pnt2d uvFirst2 = c2->Value( E2.Orientation() == TopAbs_REVERSED ? l : f );
+ double tol2 = Max( Precision::PConfusion() * Precision::PConfusion(),
+ 1e-5 * uvLast1.SquareDistance( uvFirst1 ));
- return (( uvLast1.SquareDistance( uvFirst2 ) < tol2 ) ||
- ( uvLast1.SquareDistance( uvLast2 ) < tol2 ));
+ return (( uvFirst2.SquareDistance( uvFirst1 ) < tol2 ) ||
+ ( uvFirst2.SquareDistance( uvLast1 ) < tol2 ));
}
//================================================================================
const TopoDS_Face& srcFace,
SMESH_Mesh * tgtMesh,
SMESH_Mesh * srcMesh,
+ SMESH_MesherHelper* tgtHelper,
const TAssocTool::TShapeShapeMap& shape2ShapeMap,
TSideVector& srcWires,
TSideVector& tgtWires,
TAssocTool::TNodeNodeMap& src2tgtNodes,
bool& is1DComputed)
{
- SMESHDS_Mesh* tgtMeshDS = tgtMesh->GetMeshDS();
- SMESHDS_Mesh* srcMeshDS = srcMesh->GetMeshDS();
-
src2tgtNodes.clear();
// get ordered src EDGEs
TError err;
- srcWires = StdMeshers_FaceSide::GetFaceWires( srcFace, *srcMesh,/*skipMediumNodes=*/0, err);
- if ( err && !err->IsOK() )
+ srcWires = StdMeshers_FaceSide::GetFaceWires( srcFace, *srcMesh,/*skipMediumNodes=*/0, err );
+ if (( err && !err->IsOK() ) ||
+ ( srcWires.empty() ))
return err;
+#ifdef PRINT_WHO_COMPUTE_WHAT
+ cout << "Projection_2D" << " F "
+ << tgtMesh->GetMeshDS()->ShapeToIndex( tgtFace ) << " <- "
+ << srcMesh->GetMeshDS()->ShapeToIndex( srcFace ) << endl;
+#endif
// make corresponding sequence of tgt EDGEs
tgtWires.resize( srcWires.size() );
for ( size_t iW = 0; iW < srcWires.size(); ++iW )
{
- list< TopoDS_Edge > tgtEdges;
StdMeshers_FaceSidePtr srcWire = srcWires[iW];
+
+ list< TopoDS_Edge > tgtEdges;
TopTools_IndexedMapOfShape edgeMap; // to detect seam edges
for ( int iE = 0; iE < srcWire->NbEdges(); ++iE )
{
{
list< TopoDS_Edge >::iterator eIt = tgtEdges.begin();
std::advance( eIt, index-1 );
- eIt->Reverse();
+ if ( are2dConnected( tgtEdges.back(), *eIt, tgtFace ))
+ eIt->Reverse();
}
else
{
tgtE = nE.second;
}
tgtEdges.push_back( tgtE );
+ }
+ tgtWires[ iW ].reset( new StdMeshers_FaceSide( tgtFace, tgtEdges, tgtMesh,
+ /*theIsForward = */ true,
+ /*theIgnoreMediumNodes = */false,
+ tgtHelper ));
+ StdMeshers_FaceSidePtr tgtWire = tgtWires[ iW ];
- // Fill map of src to tgt nodes with nodes on edges
+ // Fill map of src to tgt nodes with nodes on edges
- if ( srcMesh->GetSubMesh( srcE )->IsEmpty() ||
- tgtMesh->GetSubMesh( tgtE )->IsEmpty() )
+ for ( int iE = 0; iE < srcWire->NbEdges(); ++iE )
+ {
+#ifdef PRINT_WHO_COMPUTE_WHAT
+ if ( tgtMesh->GetSubMesh( tgtWire->Edge(iE) )->IsEmpty() )
+ cout << "Projection_2D" << " E "
+ << tgtWire->EdgeID(iE) << " <- " << srcWire->EdgeID(iE) << endl;
+#endif
+ if ( srcMesh->GetSubMesh( srcWire->Edge(iE) )->IsEmpty() ||
+ tgtMesh->GetSubMesh( tgtWire->Edge(iE) )->IsEmpty() )
{
// add nodes on VERTEXes for a case of not meshes EDGEs
- const TopoDS_Shape& srcV = SMESH_MesherHelper::IthVertex( 0, srcE );
- const TopoDS_Shape& tgtV = shape2ShapeMap( srcV, /*isSrc=*/true );
- const SMDS_MeshNode* srcN = SMESH_Algo::VertexNode( TopoDS::Vertex( srcV ), srcMeshDS );
- const SMDS_MeshNode* tgtN = SMESH_Algo::VertexNode( TopoDS::Vertex( tgtV ), tgtMeshDS );
+ const SMDS_MeshNode* srcN = srcWire->VertexNode( iE );
+ const SMDS_MeshNode* tgtN = tgtWire->VertexNode( iE );
if ( srcN && tgtN )
src2tgtNodes.insert( make_pair( srcN, tgtN ));
}
else
{
- const bool skipMediumNodes = true;
- map< double, const SMDS_MeshNode* > srcNodes, tgtNodes;
- if ( !SMESH_Algo::GetSortedNodesOnEdge( srcMeshDS, srcE, skipMediumNodes, srcNodes) ||
- !SMESH_Algo::GetSortedNodesOnEdge( tgtMeshDS, tgtE, skipMediumNodes, tgtNodes ))
- return SMESH_ComputeError::New( COMPERR_BAD_INPUT_MESH,
- "Invalid node parameters on edges");
+ const bool skipMedium = true, isFwd = true;
+ StdMeshers_FaceSide srcEdge( srcFace, srcWire->Edge(iE),
+ srcMesh, isFwd, skipMedium, srcWires[0]->FaceHelper() );
+ StdMeshers_FaceSide tgtEdge( tgtFace, tgtWire->Edge(iE),
+ tgtMesh, isFwd, skipMedium, tgtHelper);
+
+ vector< const SMDS_MeshNode* > srcNodes = srcEdge.GetOrderedNodes();
+ vector< const SMDS_MeshNode* > tgtNodes = tgtEdge.GetOrderedNodes();
if (( srcNodes.size() != tgtNodes.size() ) && tgtNodes.size() > 0 )
return SMESH_ComputeError::New( COMPERR_BAD_INPUT_MESH,
"Different number of nodes on edges");
if ( !tgtNodes.empty() )
{
- map< double, const SMDS_MeshNode* >::iterator u_tn = tgtNodes.begin();
- if ( srcE.Orientation() == tgtE.Orientation() )
+ vector< const SMDS_MeshNode* >::iterator tn = tgtNodes.begin();
+ //if ( srcWire->Edge(iE).Orientation() == tgtWire->Edge(iE).Orientation() )
{
- map< double, const SMDS_MeshNode* >::iterator u_sn = srcNodes.begin();
- for ( ; u_tn != tgtNodes.end(); ++u_tn, ++u_sn)
- src2tgtNodes.insert( make_pair( u_sn->second, u_tn->second ));
- }
- else
- {
- map< double, const SMDS_MeshNode* >::reverse_iterator u_sn = srcNodes.rbegin();
- for ( ; u_tn != tgtNodes.end(); ++u_tn, ++u_sn)
- src2tgtNodes.insert( make_pair( u_sn->second, u_tn->second ));
+ vector< const SMDS_MeshNode* >::iterator sn = srcNodes.begin();
+ for ( ; tn != tgtNodes.end(); ++tn, ++sn)
+ src2tgtNodes.insert( make_pair( *sn, *tn ));
}
+ // else
+ // {
+ // vector< const SMDS_MeshNode* >::reverse_iterator sn = srcNodes.rbegin();
+ // for ( ; tn != tgtNodes.end(); ++tn, ++sn)
+ // src2tgtNodes.insert( make_pair( *sn, *tn ));
+ // }
is1DComputed = true;
}
}
} // loop on EDGEs of a WIRE
- tgtWires[ iW ].reset( new StdMeshers_FaceSide( tgtFace, tgtEdges, tgtMesh,
- /*theIsForward = */ true,
- /*theIgnoreMediumNodes = */false));
} // loop on WIREs
return TError();
//================================================================================
/*!
- * \brief Preform projection in case if tgtFace.IsPartner( srcFace ) and in case
+ * \brief Perform projection in case if tgtFace.IsPartner( srcFace ) and in case
* if projection by 3D transformation is possible
*/
//================================================================================
TAssocTool::TNodeNodeMap& src2tgtNodes,
const bool is1DComputed)
{
- SMESH_Mesh * tgtMesh = tgtWires[0]->GetMesh();
- SMESH_Mesh * srcMesh = srcWires[0]->GetMesh();
- SMESHDS_Mesh* tgtMeshDS = tgtMesh->GetMeshDS();
- SMESHDS_Mesh* srcMeshDS = srcMesh->GetMeshDS();
- SMESH_MesherHelper helper( *tgtMesh );
+ SMESH_Mesh * tgtMesh = tgtWires[0]->GetMesh();
+ SMESH_Mesh * srcMesh = srcWires[0]->GetMesh();
+ SMESHDS_Mesh* tgtMeshDS = tgtMesh->GetMeshDS();
+ SMESHDS_Mesh* srcMeshDS = srcMesh->GetMeshDS();
+ SMESH_MesherHelper* helper = tgtWires[0]->FaceHelper();
const double tol = 1.e-7 * srcMeshDS->getMaxDim();
// transformation to get location of target nodes from source ones
StdMeshers_ProjectionUtils::TrsfFinder3D trsf;
+ bool trsfIsOK = false;
if ( tgtFace.IsPartner( srcFace ))
{
- gp_Trsf srcTrsf = srcFace.Location();
- gp_Trsf tgtTrsf = tgtFace.Location();
- trsf.Set( srcTrsf.Inverted() * tgtTrsf );
+ gp_GTrsf srcTrsf = srcFace.Location().Transformation();
+ gp_GTrsf tgtTrsf = tgtFace.Location().Transformation();
+ gp_GTrsf t = srcTrsf.Inverted().Multiplied( tgtTrsf );
+ trsf.Set( t );
// check
gp_Pnt srcP = BRep_Tool::Pnt( srcWires[0]->FirstVertex() );
gp_Pnt tgtP = BRep_Tool::Pnt( tgtWires[0]->FirstVertex() );
- if ( tgtP.Distance( trsf.Transform( srcP )) > tol )
- trsf.Set( tgtTrsf.Inverted() * srcTrsf );
+ trsfIsOK = ( tgtP.Distance( trsf.Transform( srcP )) < tol );
+ if ( !trsfIsOK )
+ {
+ trsf.Set( tgtTrsf.Inverted().Multiplied( srcTrsf ));
+ trsfIsOK = ( tgtP.Distance( trsf.Transform( srcP )) < tol );
+ }
}
- else
+ if ( !trsfIsOK )
{
// Try to find the 3D transformation
const double minSegLen = srcWires[iW]->Length() / totNbSeg;
for ( int iE = 0; iE < srcWires[iW]->NbEdges(); ++iE )
{
- int nbSeg = Max( 1, int( srcWires[iW]->EdgeLength( iE ) / minSegLen ));
+ size_t nbSeg = Max( 1, int( srcWires[iW]->EdgeLength( iE ) / minSegLen ));
double srcU = srcWires[iW]->FirstParameter( iE );
double tgtU = tgtWires[iW]->FirstParameter( iE );
double srcDu = ( srcWires[iW]->LastParameter( iE )- srcU ) / nbSeg;
// check trsf
- bool trsfIsOK = true;
const int nbTestPnt = 20;
const size_t iStep = Max( 1, int( srcPnts.size() / nbTestPnt ));
// check boundary
0.123 * ( srcSurf.FirstVParameter() + srcSurf.LastVParameter() ));
gp_Pnt tgtTrsfP = trsf.Transform( srcP );
TopLoc_Location loc;
- GeomAPI_ProjectPointOnSurf& proj = helper.GetProjector( tgtFace, loc, 0.1*tol );
+ GeomAPI_ProjectPointOnSurf& proj = helper->GetProjector( tgtFace, loc, 0.1*tol );
if ( !loc.IsIdentity() )
tgtTrsfP.Transform( loc.Transformation().Inverted() );
proj.Perform( tgtTrsfP );
// Make new faces
// prepare the helper to adding quadratic elements if necessary
- helper.SetSubShape( tgtFace );
- helper.IsQuadraticSubMesh( tgtFace );
+ helper->IsQuadraticSubMesh( tgtFace );
SMESHDS_SubMesh* srcSubDS = srcMeshDS->MeshElements( srcFace );
if ( !is1DComputed && srcSubDS->NbElements() )
- helper.SetIsQuadratic( srcSubDS->GetElements()->next()->IsQuadratic() );
+ helper->SetIsQuadratic( srcSubDS->GetElements()->next()->IsQuadratic() );
- SMESH_MesherHelper srcHelper( *srcMesh );
- srcHelper.SetSubShape( srcFace );
+ SMESH_MesherHelper* srcHelper = srcWires[0]->FaceHelper();
+ SMESH_MesherHelper edgeHelper( *tgtMesh );
+ edgeHelper.ToFixNodeParameters( true );
const SMDS_MeshNode* nullNode = 0;
TAssocTool::TNodeNodeMap::iterator srcN_tgtN;
const SMDS_MeshElement* elem = elemIt->next();
const int nbN = elem->NbCornerNodes();
tgtNodes.resize( nbN );
- helper.SetElementsOnShape( false );
+ helper->SetElementsOnShape( false );
for ( int i = 0; i < nbN; ++i ) // loop on nodes of the source element
{
const SMDS_MeshNode* srcNode = elem->GetNode(i);
{
// create a new node
gp_Pnt tgtP = trsf.Transform( SMESH_TNodeXYZ( srcNode ));
- SMDS_MeshNode* n = helper.AddNode( tgtP.X(), tgtP.Y(), tgtP.Z() );
+ SMDS_MeshNode* n = helper->AddNode( tgtP.X(), tgtP.Y(), tgtP.Z() );
srcN_tgtN->second = n;
switch ( srcNode->GetPosition()->GetTypeOfPosition() )
{
case SMDS_TOP_FACE:
{
- gp_Pnt2d srcUV = srcHelper.GetNodeUV( srcFace, srcNode );
- tgtMeshDS->SetNodeOnFace( n, helper.GetSubShapeID(), srcUV.X(), srcUV.Y() );
+ gp_Pnt2d srcUV = srcHelper->GetNodeUV( srcFace, srcNode );
+ tgtMeshDS->SetNodeOnFace( n, helper->GetSubShapeID(), srcUV.X(), srcUV.Y() );
break;
}
case SMDS_TOP_EDGE:
{
- const TopoDS_Shape & srcE = srcMeshDS->IndexToShape( srcNode->getshapeId() );
- const TopoDS_Shape & tgtE = shape2ShapeMap( srcE, /*isSrc=*/true );
- double srcU = srcHelper.GetNodeU( TopoDS::Edge( srcE ), srcNode );
- tgtMeshDS->SetNodeOnEdge( n, TopoDS::Edge( tgtE ), srcU );
+ const TopoDS_Edge& srcE = TopoDS::Edge( srcMeshDS->IndexToShape( srcNode->getshapeId()));
+ const TopoDS_Edge& tgtE = TopoDS::Edge( shape2ShapeMap( srcE, /*isSrc=*/true ));
+ double srcU = srcHelper->GetNodeU( srcE, srcNode );
+ tgtMeshDS->SetNodeOnEdge( n, tgtE, srcU );
+ if ( !tgtFace.IsPartner( srcFace ))
+ {
+ edgeHelper.SetSubShape( tgtE );
+ double tol = BRep_Tool::Tolerance( tgtE );
+ bool isOk = edgeHelper.CheckNodeU( tgtE, n, srcU, 2 * tol, /*force=*/true );
+ if ( !isOk ) // projection of n to tgtE failed (23395)
+ {
+ double sF, sL, tF, tL;
+ BRep_Tool::Range( srcE, sF, sL );
+ BRep_Tool::Range( tgtE, tF, tL );
+ double srcR = ( srcU - sF ) / ( sL - sF );
+ double tgtU = tF + srcR * ( tL - tF );
+ tgtMeshDS->SetNodeOnEdge( n, tgtE, tgtU );
+ gp_Pnt newP = BRepAdaptor_Curve( tgtE ).Value( tgtU );
+ double dist = newP.Distance( tgtP );
+ if ( tol < dist && dist < 1000*tol )
+ tgtMeshDS->MoveNode( n, newP.X(), newP.Y(), newP.Z() );
+ }
+ }
break;
}
case SMDS_TOP_VERTEX:
tgtNodes[i] = srcN_tgtN->second;
}
// create a new face
- helper.SetElementsOnShape( true );
+ helper->SetElementsOnShape( true );
switch ( nbN )
{
- case 3: helper.AddFace(tgtNodes[0], tgtNodes[tri1], tgtNodes[tri2]); break;
- case 4: helper.AddFace(tgtNodes[0], tgtNodes[quad1], tgtNodes[2], tgtNodes[quad3]); break;
+ case 3: helper->AddFace(tgtNodes[0], tgtNodes[tri1], tgtNodes[tri2]); break;
+ case 4: helper->AddFace(tgtNodes[0], tgtNodes[quad1], tgtNodes[2], tgtNodes[quad3]); break;
default:
if ( isReverse ) std::reverse( tgtNodes.begin(), tgtNodes.end() );
- helper.AddPolygonalFace( tgtNodes );
+ helper->AddPolygonalFace( tgtNodes );
}
}
if ( !tgtFace.IsPartner( srcFace ) )
{
- SMESH_MesherHelper edgeHelper( *tgtMesh );
- edgeHelper.ToFixNodeParameters( true );
- helper.ToFixNodeParameters( true );
+ helper->ToFixNodeParameters( true );
int nbOkPos = 0;
- bool toCheck = true;
const double tol2d = 1e-12;
srcN_tgtN = src2tgtNodes.begin();
for ( ; srcN_tgtN != src2tgtNodes.end(); ++srcN_tgtN )
case SMDS_TOP_FACE:
{
if ( nbOkPos > 10 ) break;
- gp_XY uv = helper.GetNodeUV( tgtFace, n ), uvBis = uv;
- if (( helper.CheckNodeUV( tgtFace, n, uv, tol )) &&
+ gp_XY uv = helper->GetNodeUV( tgtFace, n ), uvBis = uv;
+ if (( helper->CheckNodeUV( tgtFace, n, uv, tol )) &&
(( uv - uvBis ).SquareModulus() < tol2d ))
++nbOkPos;
else
}
case SMDS_TOP_EDGE:
{
- const TopoDS_Edge & tgtE = TopoDS::Edge( tgtMeshDS->IndexToShape( n->getshapeId() ));
- edgeHelper.SetSubShape( tgtE );
- edgeHelper.GetNodeU( tgtE, n, 0, &toCheck );
+ // const TopoDS_Edge & tgtE = TopoDS::Edge( tgtMeshDS->IndexToShape( n->getshapeId() ));
+ // edgeHelper.SetSubShape( tgtE );
+ // edgeHelper.GetNodeU( tgtE, n, 0, &toCheck );
break;
}
default:;
//================================================================================
/*!
- * \brief Preform projection in case if the faces are similar in 2D space
+ * \brief Perform projection in case if the faces are similar in 2D space
*/
//================================================================================
// find trsf
const int totNbSeg = 50;
vector< gp_XY > srcPnts, tgtPnts;
- srcPnts.resize( totNbSeg );
- tgtPnts.resize( totNbSeg );
+ srcPnts.reserve( totNbSeg );
+ tgtPnts.reserve( totNbSeg );
for ( size_t iW = 0; iW < srcWires.size(); ++iW )
{
const double minSegLen = srcWires[iW]->Length() / totNbSeg;
for ( int iE = 0; iE < srcWires[iW]->NbEdges(); ++iE )
{
- int nbSeg = Max( 1, int( srcWires[iW]->EdgeLength( iE ) / minSegLen ));
+ size_t nbSeg = Max( 1, int( srcWires[iW]->EdgeLength( iE ) / minSegLen ));
double srcU = srcWires[iW]->FirstParameter( iE );
double tgtU = tgtWires[iW]->FirstParameter( iE );
double srcDu = ( srcWires[iW]->LastParameter( iE )- srcU ) / nbSeg;
SMESHDS_SubMesh* srcSubDS = srcMesh->GetMeshDS()->MeshElements( srcFace );
- SMESH_MesherHelper helper( *tgtMesh );
- helper.SetSubShape( tgtFace );
+ SMESH_MesherHelper* helper = tgtWires[0]->FaceHelper();
if ( is1DComputed )
- helper.IsQuadraticSubMesh( tgtFace );
+ helper->IsQuadraticSubMesh( tgtFace );
else
- helper.SetIsQuadratic( srcSubDS->GetElements()->next()->IsQuadratic() );
- helper.SetElementsOnShape( true );
+ helper->SetIsQuadratic( srcSubDS->GetElements()->next()->IsQuadratic() );
+ helper->SetElementsOnShape( true );
Handle(Geom_Surface) tgtSurface = BRep_Tool::Surface( tgtFace );
SMESHDS_Mesh* tgtMeshDS = tgtMesh->GetMeshDS();
- SMESH_MesherHelper srcHelper( *srcMesh );
- srcHelper.SetSubShape( srcFace );
+ SMESH_MesherHelper* srcHelper = srcWires[0]->FaceHelper();
const SMDS_MeshNode* nullNode = 0;
TAssocTool::TNodeNodeMap::iterator srcN_tgtN;
while ( elemIt->more() ) // loop on all mesh faces on srcFace
{
const SMDS_MeshElement* elem = elemIt->next();
- const int nbN = elem->NbCornerNodes();
+ const int nbN = elem->NbCornerNodes();
tgtNodes.resize( nbN );
for ( int i = 0; i < nbN; ++i ) // loop on nodes of the source element
{
if ( srcN_tgtN->second == nullNode )
{
// create a new node
- gp_Pnt2d srcUV = srcHelper.GetNodeUV( srcFace, srcNode,
- elem->GetNode( helper.WrapIndex(i+1,nbN)), &uvOK);
+ gp_Pnt2d srcUV = srcHelper->GetNodeUV( srcFace, srcNode,
+ elem->GetNode( helper->WrapIndex(i+1,nbN)), &uvOK);
gp_Pnt2d tgtUV = trsf.Transform( srcUV );
gp_Pnt tgtP = tgtSurface->Value( tgtUV.X(), tgtUV.Y() );
SMDS_MeshNode* n = tgtMeshDS->AddNode( tgtP.X(), tgtP.Y(), tgtP.Z() );
switch ( srcNode->GetPosition()->GetTypeOfPosition() )
{
case SMDS_TOP_FACE: {
- tgtMeshDS->SetNodeOnFace( n, helper.GetSubShapeID(), tgtUV.X(), tgtUV.Y() );
+ tgtMeshDS->SetNodeOnFace( n, helper->GetSubShapeID(), tgtUV.X(), tgtUV.Y() );
break;
}
case SMDS_TOP_EDGE: {
- TopoDS_Shape srcEdge = srcHelper.GetSubShapeByNode( srcNode, srcHelper.GetMeshDS() );
+ TopoDS_Shape srcEdge = srcHelper->GetSubShapeByNode( srcNode, srcHelper->GetMeshDS() );
TopoDS_Edge tgtEdge = TopoDS::Edge( shape2ShapeMap( srcEdge, /*isSrc=*/true ));
double U = Precision::Infinite();
- helper.CheckNodeU( tgtEdge, n, U, Precision::PConfusion());
+ helper->CheckNodeU( tgtEdge, n, U, Precision::PConfusion());
tgtMeshDS->SetNodeOnEdge( n, TopoDS::Edge( tgtEdge ), U );
break;
}
case SMDS_TOP_VERTEX: {
- TopoDS_Shape srcV = srcHelper.GetSubShapeByNode( srcNode, srcHelper.GetMeshDS() );
+ TopoDS_Shape srcV = srcHelper->GetSubShapeByNode( srcNode, srcHelper->GetMeshDS() );
TopoDS_Shape tgtV = shape2ShapeMap( srcV, /*isSrc=*/true );
tgtMeshDS->SetNodeOnVertex( n, TopoDS::Vertex( tgtV ));
break;
}
+ default:;
}
srcN_tgtN->second = n;
}
// create a new face (with reversed orientation)
switch ( nbN )
{
- case 3: helper.AddFace(tgtNodes[0], tgtNodes[2], tgtNodes[1]); break;
- case 4: helper.AddFace(tgtNodes[0], tgtNodes[3], tgtNodes[2], tgtNodes[1]); break;
+ case 3: helper->AddFace(tgtNodes[0], tgtNodes[2], tgtNodes[1]); break;
+ case 4: helper->AddFace(tgtNodes[0], tgtNodes[3], tgtNodes[2], tgtNodes[1]); break;
}
- }
+ } // loop on all mesh faces on srcFace
+
return true;
+ }
+
+ //================================================================================
+ /*!
+ * \brief Perform projection in case of quadrilateral faces
+ */
+ //================================================================================
+
+ bool projectQuads(const TopoDS_Face& /*tgtFace*/,
+ const TopoDS_Face& /*srcFace*/,
+ const TSideVector& /*tgtWires*/,
+ const TSideVector& /*srcWires*/,
+ const TAssocTool::TShapeShapeMap& /*shape2ShapeMap*/,
+ TAssocTool::TNodeNodeMap& /*src2tgtNodes*/,
+ const bool /*is1DComputed*/)
+ {
+ // SMESH_Mesh * tgtMesh = tgtWires[0]->GetMesh();
+ // SMESH_Mesh * srcMesh = srcWires[0]->GetMesh();
+ // //SMESHDS_Mesh * tgtMeshDS = tgtMesh->GetMeshDS();
+ // SMESHDS_Mesh * srcMeshDS = srcMesh->GetMeshDS();
+
+ // if ( srcWires[0]->NbEdges() != 4 )
+ // return false;
+ // if ( !is1DComputed )
+ // return false;
+ // for ( int iE = 0; iE < 4; ++iE )
+ // {
+ // SMESHDS_SubMesh* sm = srcMeshDS->MeshElements( srcWires[0]->Edge( iE ));
+ // if ( !sm ) return false;
+ // if ( sm->NbNodes() + sm->NbElements() == 0 ) return false;
+ // }
+ // if ( BRepAdaptor_Surface( tgtFace ).GetType() != GeomAbs_Plane )
+ // return false;
+ // // if ( BRepAdaptor_Surface( tgtFace ).GetType() == GeomAbs_Plane &&
+ // // BRepAdaptor_Surface( srcFace ).GetType() == GeomAbs_Plane )
+ // // return false; // too easy
+
+ // // load EDGEs to SMESH_Block
+
+ // SMESH_Block block;
+ // TopTools_IndexedMapOfOrientedShape blockSubShapes;
+ // {
+ // const TopoDS_Solid& box = srcMesh->PseudoShape();
+ // TopoDS_Shell shell = TopoDS::Shell( TopExp_Explorer( box, TopAbs_SHELL ).Current() );
+ // TopoDS_Vertex v;
+ // block.LoadBlockShapes( shell, v, v, blockSubShapes ); // fill all since operator[] is missing
+ // }
+ // const SMESH_Block::TShapeID srcFaceBID = SMESH_Block::ID_Fxy0;
+ // const SMESH_Block::TShapeID tgtFaceBID = SMESH_Block::ID_Fxy1;
+ // vector< int > edgeBID;
+ // block.GetFaceEdgesIDs( srcFaceBID, edgeBID ); // u0, u1, 0v, 1v
+ // blockSubShapes.Substitute( edgeBID[0], srcWires[0]->Edge(0) );
+ // blockSubShapes.Substitute( edgeBID[1], srcWires[0]->Edge(2) );
+ // blockSubShapes.Substitute( edgeBID[2], srcWires[0]->Edge(3) );
+ // blockSubShapes.Substitute( edgeBID[3], srcWires[0]->Edge(1) );
+ // block.GetFaceEdgesIDs( tgtFaceBID, edgeBID ); // u0, u1, 0v, 1v
+ // blockSubShapes.Substitute( edgeBID[0], tgtWires[0]->Edge(0) );
+ // blockSubShapes.Substitute( edgeBID[1], tgtWires[0]->Edge(2) );
+ // blockSubShapes.Substitute( edgeBID[2], tgtWires[0]->Edge(3) );
+ // blockSubShapes.Substitute( edgeBID[3], tgtWires[0]->Edge(1) );
+ // block.LoadFace( srcFace, srcFaceBID, blockSubShapes );
+ // block.LoadFace( tgtFace, tgtFaceBID, blockSubShapes );
+
+ // // remember connectivity of new faces in terms of ( node-or-XY )
+
+ // typedef std::pair< const SMDS_MeshNode*, gp_XYZ > TNodeOrXY; // node-or-XY
+ // typedef std::vector< TNodeOrXY* > TFaceConn; // face connectivity
+ // std::vector< TFaceConn > newFacesVec; // connectivity of all faces
+ // std::map< const SMDS_MeshNode*, TNodeOrXY > srcNode2tgtNXY; // src node -> node-or-XY
+
+ // TAssocTool::TNodeNodeMap::iterator srcN_tgtN;
+ // std::map< const SMDS_MeshNode*, TNodeOrXY >::iterator srcN_tgtNXY;
+ // std::pair< std::map< const SMDS_MeshNode*, TNodeOrXY >::iterator, bool > n2n_isNew;
+ // TNodeOrXY nullNXY( (SMDS_MeshNode*)NULL, gp_XYZ(0,0,0) );
+
+ // SMESHDS_SubMesh* srcSubDS = srcMeshDS->MeshElements( srcFace );
+ // newFacesVec.resize( srcSubDS->NbElements() );
+ // int iFaceSrc = 0;
+
+ // SMDS_ElemIteratorPtr elemIt = srcSubDS->GetElements();
+ // while ( elemIt->more() ) // loop on all mesh faces on srcFace
+ // {
+ // const SMDS_MeshElement* elem = elemIt->next();
+ // TFaceConn& tgtNodes = newFacesVec[ iFaceSrc++ ];
+
+ // const int nbN = elem->NbCornerNodes();
+ // tgtNodes.resize( nbN );
+ // for ( int i = 0; i < nbN; ++i ) // loop on nodes of the source element
+ // {
+ // const SMDS_MeshNode* srcNode = elem->GetNode(i);
+ // n2n_isNew = srcNode2tgtNXY.insert( make_pair( srcNode, nullNXY ));
+ // TNodeOrXY & tgtNodeOrXY = n2n_isNew.first->second;
+ // if ( n2n_isNew.second ) // new src node encounters
+ // {
+ // srcN_tgtN = src2tgtNodes.find( srcNode );
+ // if ( srcN_tgtN != src2tgtNodes.end() )
+ // {
+ // tgtNodeOrXY.first = srcN_tgtN->second; // tgt node exists
+ // }
+ // else
+ // {
+ // // find XY of src node within the quadrilateral srcFace
+ // if ( !block.ComputeParameters( SMESH_TNodeXYZ( srcNode ),
+ // tgtNodeOrXY.second, srcFaceBID ))
+ // return false;
+ // }
+ // }
+ // tgtNodes[ i ] = & tgtNodeOrXY;
+ // }
+ // }
+
+ // // as all XY are computed, create tgt nodes and faces
+
+ // SMESH_MesherHelper helper = *tgtWires[0]->FaceHelper();
+ // if ( is1DComputed )
+ // helper.IsQuadraticSubMesh( tgtFace );
+ // else
+ // helper.SetIsQuadratic( srcSubDS->GetElements()->next()->IsQuadratic() );
+ // helper.SetElementsOnShape( true );
+ // Handle(Geom_Surface) tgtSurface = BRep_Tool::Surface( tgtFace );
+
+ // SMESH_MesherHelper srcHelper = *srcWires[0]->FaceHelper();
+
+ // vector< const SMDS_MeshNode* > tgtNodes;
+ // gp_XY uv;
+
+ // for ( size_t iFaceTgt = 0; iFaceTgt < newFacesVec.size(); ++iFaceTgt )
+ // {
+ // TFaceConn& tgtConn = newFacesVec[ iFaceTgt ];
+ // tgtNodes.resize( tgtConn.size() );
+ // for ( size_t iN = 0; iN < tgtConn.size(); ++iN )
+ // {
+ // const SMDS_MeshNode* & tgtN = tgtConn[ iN ]->first;
+ // if ( !tgtN ) // create a node
+ // {
+ // if ( !block.FaceUV( tgtFaceBID, tgtConn[iN]->second, uv ))
+ // return false;
+ // gp_Pnt p = tgtSurface->Value( uv.X(), uv.Y() );
+ // tgtN = helper.AddNode( p.X(), p.Y(), p.Z(), uv.X(), uv.Y() );
+ // }
+ // tgtNodes[ tgtNodes.size() - iN - 1] = tgtN; // reversed orientation
+ // }
+ // switch ( tgtNodes.size() )
+ // {
+ // case 3: helper.AddFace(tgtNodes[0], tgtNodes[1], tgtNodes[2]); break;
+ // case 4: helper.AddFace(tgtNodes[0], tgtNodes[1], tgtNodes[2], tgtNodes[3]); break;
+ // default:
+ // if ( tgtNodes.size() > 4 )
+ // helper.AddPolygonalFace( tgtNodes );
+ // }
+ // }
+ return false; //true;
- } // bool projectBy2DSimilarity(...)
+ } // bool projectQuads(...)
//================================================================================
/*!
{
SMESH_subMesh* faceSM = helper.GetMesh()->GetSubMesh( helper.GetSubShape() );
- if ( helper.IsDistorted2D( faceSM, /*checkUV=*/false ))
+ //if ( helper.IsDistorted2D( faceSM, /*checkUV=*/true ))
{
SMESH_MeshEditor editor( helper.GetMesh() );
SMESHDS_SubMesh* smDS = faceSM->GetSubMeshDS();
return true;
}
+ //=======================================================================
+ /*
+ * Set initial association of VERTEXes for the case of projection
+ * from a quadrangle FACE to a closed FACE, where opposite src EDGEs
+ * have different nb of segments
+ */
+ //=======================================================================
+
+ void initAssoc4Quad2Closed(const TopoDS_Shape& tgtFace,
+ SMESH_MesherHelper& tgtHelper,
+ const TopoDS_Shape& srcFace,
+ SMESH_Mesh* srcMesh,
+ TAssocTool::TShapeShapeMap & assocMap)
+ {
+ if ( !tgtHelper.HasRealSeam() || srcFace.ShapeType() != TopAbs_FACE )
+ return; // no seam edge
+ list< TopoDS_Edge > tgtEdges, srcEdges;
+ list< int > tgtNbEW, srcNbEW;
+ int tgtNbW = SMESH_Block::GetOrderedEdges( TopoDS::Face( tgtFace ), tgtEdges, tgtNbEW );
+ int srcNbW = SMESH_Block::GetOrderedEdges( TopoDS::Face( srcFace ), srcEdges, srcNbEW );
+ if ( tgtNbW != 1 || srcNbW != 1 ||
+ tgtNbEW.front() != 4 || srcNbEW.front() != 4 )
+ return; // not quads
+
+ int srcNbSeg[4];
+ list< TopoDS_Edge >::iterator edgeS = srcEdges.begin(), edgeT = tgtEdges.begin();
+ for ( int i = 0; edgeS != srcEdges.end(); ++i, ++edgeS )
+ if ( SMESHDS_SubMesh* sm = srcMesh->GetMeshDS()->MeshElements( *edgeS ))
+ srcNbSeg[ i ] = sm->NbNodes();
+ else
+ return; // not meshed
+ if ( srcNbSeg[0] == srcNbSeg[2] && srcNbSeg[1] == srcNbSeg[3] )
+ return; // same nb segments
+ if ( srcNbSeg[0] != srcNbSeg[2] && srcNbSeg[1] != srcNbSeg[3] )
+ return; // all different nb segments
+
+ edgeS = srcEdges.begin();
+ if ( srcNbSeg[0] != srcNbSeg[2] )
+ ++edgeS;
+ TAssocTool::InsertAssociation( tgtHelper.IthVertex( 0,*edgeT ),
+ tgtHelper.IthVertex( 0,*edgeS ), assocMap );
+ TAssocTool::InsertAssociation( tgtHelper.IthVertex( 1,*edgeT ),
+ tgtHelper.IthVertex( 1,*edgeS ), assocMap );
+ }
+
} // namespace
{
_src2tgtNodes.clear();
- MESSAGE("Projection_2D Compute");
if ( !_sourceHypo )
return false;
srcMesh = tgtMesh;
SMESHDS_Mesh * meshDS = theMesh.GetMeshDS();
+ SMESH_MesherHelper helper( theMesh );
// ---------------------------
// Make sub-shapes association
TopoDS_Face tgtFace = TopoDS::Face( theShape.Oriented(TopAbs_FORWARD));
TopoDS_Shape srcShape = _sourceHypo->GetSourceFace().Oriented(TopAbs_FORWARD);
+ helper.SetSubShape( tgtFace );
+
TAssocTool::TShapeShapeMap shape2ShapeMap;
TAssocTool::InitVertexAssociation( _sourceHypo, shape2ShapeMap );
+ if ( shape2ShapeMap.IsEmpty() )
+ initAssoc4Quad2Closed( tgtFace, helper, srcShape, srcMesh, shape2ShapeMap );
if ( !TAssocTool::FindSubShapeAssociation( tgtFace, tgtMesh, srcShape, srcMesh,
shape2ShapeMap) ||
!shape2ShapeMap.IsBound( tgtFace ))
{
if ( srcShape.ShapeType() == TopAbs_FACE )
{
- int nbE1 = SMESH_MesherHelper::Count( tgtFace, TopAbs_EDGE, /*ignoreSame=*/true );
- int nbE2 = SMESH_MesherHelper::Count( srcShape, TopAbs_EDGE, /*ignoreSame=*/true );
+ int nbE1 = helper.Count( tgtFace, TopAbs_EDGE, /*ignoreSame=*/true );
+ int nbE2 = helper.Count( srcShape, TopAbs_EDGE, /*ignoreSame=*/true );
if ( nbE1 != nbE2 )
return error(COMPERR_BAD_SHAPE,
SMESH_Comment("Different number of edges in source and target faces: ")
// get ordered src and tgt EDGEs
TSideVector srcWires, tgtWires;
bool is1DComputed = false; // if any tgt EDGE is meshed
- TError err = getWires( tgtFace, srcFace, tgtMesh, srcMesh,
+ TError err = getWires( tgtFace, srcFace, tgtMesh, srcMesh, &helper,
shape2ShapeMap, srcWires, tgtWires, _src2tgtNodes, is1DComputed );
if ( err && !err->IsOK() )
return error( err );
{
// projection in case if the faces are similar in 2D space
projDone = projectBy2DSimilarity( tgtFace, srcFace, tgtWires, srcWires,
- shape2ShapeMap, _src2tgtNodes, is1DComputed);
+ shape2ShapeMap, _src2tgtNodes, is1DComputed );
+ }
+ if ( !projDone )
+ {
+ // projection in case of quadrilateral faces
+ // NOT IMPLEMENTED, returns false
+ projDone = projectQuads( tgtFace, srcFace, tgtWires, srcWires,
+ shape2ShapeMap, _src2tgtNodes, is1DComputed);
}
-
- SMESH_MesherHelper helper( theMesh );
- helper.SetSubShape( tgtFace );
// it will remove mesh built on edges and vertices in failure case
MeshCleaner cleaner( tgtSubMesh );
TopoDS_Edge srcE1 = srcEdges.front(), tgtE1 = tgtEdges.front();
TopoDS_Shape srcE1bis = shape2ShapeMap( tgtE1 );
reverse = ( ! srcE1.IsSame( srcE1bis ));
- if ( reverse &&
- //_sourceHypo->HasVertexAssociation() &&
+ if ( ( reverse || srcE1.Orientation() != srcE1bis.Orientation() ) &&
nbEdgesInWires.front() > 2 &&
helper.IsRealSeam( tgtEdges.front() ))
{
+ if ( srcE1.Orientation() != srcE1bis.Orientation() )
+ reverse = true;
// projection to a face with seam EDGE; pb is that GetOrderedEdges()
// always puts a seam EDGE first (if possible) and as a result
// we can't use only theReverse flag to correctly associate source
// and target faces in the mapper. Thus we select srcV1 so that
// GetOrderedEdges() to return EDGEs in a needed order
TopoDS_Face tgtFaceBis = tgtFace;
+ TopTools_MapOfShape checkedVMap( tgtEdges.size() );
+ checkedVMap.Add ( srcV1 );
for ( vSrcExp.Next(); vSrcExp.More(); )
{
tgtFaceBis.Reverse();
bool ok = true;
list< TopoDS_Edge >::iterator edgeS = srcEdges.begin(), edgeT = tgtEdges.begin();
for ( ; edgeS != srcEdges.end() && ok ; ++edgeS, ++edgeT )
- ok = edgeS->IsSame( shape2ShapeMap( *edgeT ));
+ ok = edgeT->IsSame( shape2ShapeMap( *edgeS, /*isSrc=*/true ));
if ( ok )
break; // FOUND!
if ( reverse )
{
vSrcExp.Next();
+ while ( vSrcExp.More() && !checkedVMap.Add( vSrcExp.Current() ))
+ vSrcExp.Next();
}
else
{
}
}
}
+ // for the case: project to a closed face from a non-closed face w/o vertex assoc;
+ // avoid projecting to a seam from two EDGEs with different nb nodes on them
+ // ( test mesh_Projection_2D_01/B1 )
+ if ( !_sourceHypo->HasVertexAssociation() &&
+ nbEdgesInWires.front() > 2 &&
+ helper.IsRealSeam( tgtEdges.front() ))
+ {
+ TopoDS_Shape srcEdge1 = shape2ShapeMap( tgtEdges.front() );
+ list< TopoDS_Edge >::iterator srcEdge2 =
+ std::find( srcEdges.begin(), srcEdges.end(), srcEdge1);
+ list< TopoDS_Edge >::iterator srcEdge3 =
+ std::find( srcEdges.begin(), srcEdges.end(), srcEdge1.Reversed());
+ if ( srcEdge2 == srcEdges.end() || srcEdge3 == srcEdges.end() ) // srcEdge1 is not a seam
+ {
+ // find srcEdge2 which also will be projected to tgtEdges.front()
+ for ( srcEdge2 = srcEdges.begin(); srcEdge2 != srcEdges.end(); ++srcEdge2 )
+ if ( !srcEdge1.IsSame( *srcEdge2 ) &&
+ tgtEdges.front().IsSame( shape2ShapeMap( *srcEdge2, /*isSrc=*/true )))
+ break;
+ // compare nb nodes on srcEdge1 and srcEdge2
+ if ( srcEdge2 != srcEdges.end() )
+ {
+ int nbN1 = 0, nbN2 = 0;
+ if ( SMESHDS_SubMesh* sm = srcMesh->GetMeshDS()->MeshElements( srcEdge1 ))
+ nbN1 = sm->NbNodes();
+ if ( SMESHDS_SubMesh* sm = srcMesh->GetMeshDS()->MeshElements( *srcEdge2 ))
+ nbN2 = sm->NbNodes();
+ if ( nbN1 != nbN2 )
+ srcV1 = helper.IthVertex( 1, srcEdges.front() );
+ }
+ }
+ }
}
- else if ( nbEdgesInWires.front() == 1 )
+ else if ( nbEdgesInWires.front() == 1 ) // a sole edge in a wire
{
- // TODO::Compare orientation of curves in a sole edge
- //RETURN_BAD_RESULT("Not implemented case");
+ TopoDS_Edge srcE1 = srcEdges.front(), tgtE1 = tgtEdges.front();
+ for ( size_t iW = 0; iW < srcWires.size(); ++iW )
+ {
+ StdMeshers_FaceSidePtr srcWire = srcWires[iW];
+ for ( int iE = 0; iE < srcWire->NbEdges(); ++iE )
+ if ( srcE1.IsSame( srcWire->Edge( iE )))
+ {
+ reverse = ( tgtE1.Orientation() != tgtWires[iW]->Edge( iE ).Orientation() );
+ break;
+ }
+ }
}
else
{
// Load pattern from the source face
SMESH_Pattern mapper;
- mapper.Load( srcMesh, srcFace, toProjectNodes, srcV1 );
+ mapper.Load( srcMesh, srcFace, toProjectNodes, srcV1, /*keepNodes=*/true );
if ( mapper.GetErrorCode() != SMESH_Pattern::ERR_OK )
return error(COMPERR_BAD_INPUT_MESH,"Can't load mesh pattern from the source face");
if ( mapper.GetErrorCode() != SMESH_Pattern::ERR_OK )
return error("Can't make mesh by source mesh pattern");
+ // fill _src2tgtNodes
+ std::vector< const SMDS_MeshNode* > *srcNodes, *tgtNodes;
+ mapper.GetInOutNodes( srcNodes, tgtNodes );
+ size_t nbN = std::min( srcNodes->size(), tgtNodes->size() );
+ for ( size_t i = 0; i < nbN; ++i )
+ if ( (*srcNodes)[i] && (*tgtNodes)[i] )
+ _src2tgtNodes.insert( make_pair( (*srcNodes)[i], (*tgtNodes)[i] ));
+
+
+ } // end of projection using Pattern mapping
+
+ {
// -------------------------------------------------------------------------
// mapper doesn't take care of nodes already existing on edges and vertices,
// so we must merge nodes created by it with existing ones
continue; // do not treat sm of degen VERTEX
}
- // Sort new and old nodes of a submesh separately
+ // Sort new and old nodes of a sub-mesh separately
bool isSeam = helper.IsRealSeam( sm->GetId() );
// mapper changed, no more "mapper puts on a seam edge nodes from 2 edges"
if ( isSeam && ! getBoundaryNodes ( sm, tgtFace, u2nodesOnSeam, seamNodes ))
- ;//RETURN_BAD_RESULT("getBoundaryNodes() failed");
+ {
+ //RETURN_BAD_RESULT("getBoundaryNodes() failed");
+ }
SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
while ( nIt->more() )
break;
}
case SMDS_TOP_EDGE: {
- const SMDS_EdgePosition* pos =
- static_cast<const SMDS_EdgePosition*>(node->GetPosition());
+ SMDS_EdgePositionPtr pos = node->GetPosition();
pos2nodes.insert( make_pair( pos->GetUParameter(), node ));
break;
}
u2nodesOnSeam.size() > 0 &&
seam.ShapeType() == TopAbs_EDGE )
{
- int nbE1 = SMESH_MesherHelper::Count( tgtFace, TopAbs_EDGE, /*ignoreSame=*/true );
- int nbE2 = SMESH_MesherHelper::Count( srcFace, TopAbs_EDGE, /*ignoreSame=*/true );
+ int nbE1 = helper.Count( tgtFace, TopAbs_EDGE, /*ignoreSame=*/true );
+ int nbE2 = helper.Count( srcFace, TopAbs_EDGE, /*ignoreSame=*/true );
if ( nbE1 != nbE2 ) // 2 EDGEs are mapped to a seam EDGE
{
// find the 2 EDGEs of srcFace
// The mapper can't create quadratic elements, so convert if needed
// ----------------------------------------------------------------
+ SMDS_ElemIteratorPtr faceIt;
faceIt = srcSubMesh->GetSubMeshDS()->GetElements();
bool srcIsQuad = faceIt->next()->IsQuadratic();
faceIt = tgtSubMesh->GetSubMeshDS()->GetElements();
editor.ConvertToQuadratic(/*theForce3d=*/false, tgtFaces, false);
}
-
- } // end of projection using Pattern mapping
+ } // end of coincident nodes and quadratic elements treatment
if ( !projDone || is1DComputed )
// ----------------------------------------------------------------
// The mapper can create distorted faces by placing nodes out of the FACE
- // boundary, also bad face can be created if EDGEs already discretized
+ // boundary, also bad faces can be created if EDGEs already discretized
// --> fix bad faces by smoothing
// ----------------------------------------------------------------
- if ( !fixDistortedFaces( helper, tgtWires ))
- return error("Invalid mesh generated");
+ if ( helper.IsDistorted2D( tgtSubMesh, /*checkUV=*/false, &helper ))
+ {
+ TAssocTool::Morph morph( srcWires );
+ morph.Perform( helper, tgtWires, helper.GetSurface( tgtFace ),
+ _src2tgtNodes, /*moveAll=*/true );
+ if ( !fixDistortedFaces( helper, tgtWires ))
+ return error("Invalid mesh generated");
+ }
// ---------------------------
// Check elements orientation
// ---------------------------