X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MeshEditor.cxx;h=d975229cf67eca45ed1924ce08e03fc3d4129ad4;hp=c62006a0eb2508d7ec9df9ba2f59518ba034dc4c;hb=21af9b3a2c317f5693f228cd8ed55c2bb44b0a07;hpb=664ae5e0335821f9ca1ca863d3853841577ffd7c diff --git a/src/SMESH/SMESH_MeshEditor.cxx b/src/SMESH/SMESH_MeshEditor.cxx index c62006a0e..d975229cf 100644 --- a/src/SMESH/SMESH_MeshEditor.cxx +++ b/src/SMESH/SMESH_MeshEditor.cxx @@ -1,4 +1,4 @@ -// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE +// Copyright (C) 2007-2016 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 @@ -6,7 +6,7 @@ // 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. +// 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 @@ -26,22 +26,21 @@ #include "SMESH_MeshEditor.hxx" -#include "SMDS_FaceOfNodes.hxx" -#include "SMDS_VolumeTool.hxx" +#include "SMDS_Downward.hxx" #include "SMDS_EdgePosition.hxx" +#include "SMDS_FaceOfNodes.hxx" #include "SMDS_FacePosition.hxx" -#include "SMDS_SpacePosition.hxx" -#include "SMDS_MeshGroup.hxx" #include "SMDS_LinearEdge.hxx" -#include "SMDS_Downward.hxx" +#include "SMDS_MeshGroup.hxx" #include "SMDS_SetIterator.hxx" - +#include "SMDS_SpacePosition.hxx" +#include "SMDS_VolumeTool.hxx" #include "SMESHDS_Group.hxx" #include "SMESHDS_Mesh.hxx" - #include "SMESH_Algo.hxx" #include "SMESH_ControlsDef.hxx" #include "SMESH_Group.hxx" +#include "SMESH_Mesh.hxx" #include "SMESH_MeshAlgos.hxx" #include "SMESH_MesherHelper.hxx" #include "SMESH_OctreeNode.hxx" @@ -50,6 +49,7 @@ #include #include "utilities.h" +#include "chrono.hxx" #include #include @@ -72,6 +72,7 @@ #include #include #include +#include #include #include #include @@ -103,7 +104,16 @@ using namespace std; using namespace SMESH::Controls; -typedef SMDS_SetIterator< SMDS_pElement, TIDSortedElemSet::const_iterator> TSetIterator; +namespace +{ + template < class ELEM_SET > + SMDS_ElemIteratorPtr elemSetIterator( const ELEM_SET& elements ) + { + typedef SMDS_SetIterator + < SMDS_pElement, typename ELEM_SET::const_iterator> TSetIterator; + return SMDS_ElemIteratorPtr( new TSetIterator( elements.begin(), elements.end() )); + } +} //======================================================================= //function : SMESH_MeshEditor @@ -115,18 +125,64 @@ SMESH_MeshEditor::SMESH_MeshEditor( SMESH_Mesh* theMesh ) { } +//================================================================================ +/*! + * \brief Return mesh DS + */ +//================================================================================ + +SMESHDS_Mesh * SMESH_MeshEditor::GetMeshDS() +{ + return myMesh->GetMeshDS(); +} + + //================================================================================ /*! * \brief Clears myLastCreatedNodes and myLastCreatedElems */ //================================================================================ -void SMESH_MeshEditor::CrearLastCreated() +void SMESH_MeshEditor::ClearLastCreated() { myLastCreatedNodes.Clear(); myLastCreatedElems.Clear(); } +//================================================================================ +/*! + * \brief Initializes members by an existing element + * \param [in] elem - the source element + * \param [in] basicOnly - if true, does not set additional data of Ball and Polyhedron + */ +//================================================================================ + +SMESH_MeshEditor::ElemFeatures& +SMESH_MeshEditor::ElemFeatures::Init( const SMDS_MeshElement* elem, bool basicOnly ) +{ + if ( elem ) + { + myType = elem->GetType(); + if ( myType == SMDSAbs_Face || myType == SMDSAbs_Volume ) + { + myIsPoly = elem->IsPoly(); + if ( myIsPoly ) + { + myIsQuad = elem->IsQuadratic(); + if ( myType == SMDSAbs_Volume && !basicOnly ) + { + vector quant = static_cast( elem )->GetQuantities(); + myPolyhedQuantities.swap( quant ); + } + } + } + else if ( myType == SMDSAbs_Ball && !basicOnly ) + { + myBallDiameter = static_cast(elem)->GetDiameter(); + } + } + return *this; +} //======================================================================= /*! @@ -136,18 +192,16 @@ void SMESH_MeshEditor::CrearLastCreated() SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector & node, - const SMDSAbs_ElementType type, - const bool isPoly, - const int ID, - const double ballDiameter) + const ElemFeatures& features) { - //MESSAGE("AddElement " <= 1 ) e = mesh->AddFaceWithID(node[0], node[1], node[2], ID); else e = mesh->AddFace (node[0], node[1], node[2] ); @@ -180,14 +234,21 @@ SMESH_MeshEditor::AddElement(const vector & node, else e = mesh->AddFace (node[0], node[1], node[2], node[3], node[4], node[5], node[6], node[7], node[8] ); } - } else { + } + else if ( !features.myIsQuad ) + { if ( ID >= 1 ) e = mesh->AddPolygonalFaceWithID(node, ID); else e = mesh->AddPolygonalFace (node ); } + else if ( nbnode % 2 == 0 ) // just a protection + { + if ( ID >= 1 ) e = mesh->AddQuadPolygonalFaceWithID(node, ID); + else e = mesh->AddQuadPolygonalFace (node ); + } break; case SMDSAbs_Volume: - if ( !isPoly ) { + if ( !features.myIsPoly ) { if (nbnode == 4) { if ( ID >= 1 ) e = mesh->AddVolumeWithID(node[0], node[1], node[2], node[3], ID); else e = mesh->AddVolume (node[0], node[1], node[2], node[3] ); @@ -275,6 +336,16 @@ SMESH_MeshEditor::AddElement(const vector & node, node[24],node[25],node[26] ); } } + else if ( !features.myIsQuad ) + { + if ( ID >= 1 ) e = mesh->AddPolyhedralVolumeWithID(node, features.myPolyhedQuantities, ID); + else e = mesh->AddPolyhedralVolume (node, features.myPolyhedQuantities ); + } + else + { + // if ( ID >= 1 ) e = mesh->AddQuadPolyhedralVolumeWithID(node, features.myPolyhedQuantities,ID); + // else e = mesh->AddQuadPolyhedralVolume (node, features.myPolyhedQuantities ); + } break; case SMDSAbs_Edge: @@ -297,12 +368,12 @@ SMESH_MeshEditor::AddElement(const vector & node, case SMDSAbs_Node: if ( ID >= 1 ) e = mesh->AddNodeWithID(node[0]->X(), node[0]->Y(), node[0]->Z(), ID); - else e = mesh->AddNode (node[0]->X(), node[0]->Y(), node[0]->Z()); + else e = mesh->AddNode (node[0]->X(), node[0]->Y(), node[0]->Z() ); break; case SMDSAbs_Ball: - if ( ID >= 1 ) e = mesh->AddBallWithID(node[0], ballDiameter, ID); - else e = mesh->AddBall (node[0], ballDiameter); + if ( ID >= 1 ) e = mesh->AddBallWithID(node[0], features.myBallDiameter, ID); + else e = mesh->AddBall (node[0], features.myBallDiameter ); break; default:; @@ -317,10 +388,8 @@ SMESH_MeshEditor::AddElement(const vector & node, */ //======================================================================= -SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector & nodeIDs, - const SMDSAbs_ElementType type, - const bool isPoly, - const int ID) +SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector & nodeIDs, + const ElemFeatures& features) { vector nodes; nodes.reserve( nodeIDs.size() ); @@ -331,7 +400,7 @@ SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector & nodeIDs else return 0; } - return AddElement( nodes, type, isPoly, ID ); + return AddElement( nodes, features ); } //======================================================================= @@ -405,23 +474,27 @@ int SMESH_MeshEditor::Remove (const list< int >& theIDs, //================================================================================ /*! - * \brief Create 0D elements on all nodes of the given object except those - * nodes on which a 0D element already exists. + * \brief Create 0D elements on all nodes of the given object. * \param elements - Elements on whose nodes to create 0D elements; if empty, * the all mesh is treated * \param all0DElems - returns all 0D elements found or created on nodes of \a elements + * \param duplicateElements - to add one more 0D element to a node or not */ //================================================================================ void SMESH_MeshEditor::Create0DElementsOnAllNodes( const TIDSortedElemSet& elements, - TIDSortedElemSet& all0DElems ) + TIDSortedElemSet& all0DElems, + const bool duplicateElements ) { - typedef SMDS_SetIterator TSetIterator; SMDS_ElemIteratorPtr elemIt; if ( elements.empty() ) + { elemIt = GetMeshDS()->elementsIterator( SMDSAbs_Node ); + } else - elemIt = SMDS_ElemIteratorPtr( new TSetIterator( elements.begin(), elements.end() )); + { + elemIt = elemSetIterator( elements ); + } while ( elemIt->more() ) { @@ -431,12 +504,13 @@ void SMESH_MeshEditor::Create0DElementsOnAllNodes( const TIDSortedElemSet& eleme { const SMDS_MeshNode* n = cast2Node( nodeIt->next() ); SMDS_ElemIteratorPtr it0D = n->GetInverseElementIterator( SMDSAbs_0DElement ); - if ( it0D->more() ) - all0DElems.insert( it0D->next() ); - else { + if ( duplicateElements || !it0D->more() ) + { myLastCreatedElems.Append( GetMeshDS()->Add0DElement( n )); all0DElems.insert( myLastCreatedElems.Last() ); } + while ( it0D->more() ) + all0DElems.insert( it0D->next() ); } } } @@ -500,14 +574,12 @@ int SMESH_MeshEditor::FindShape (const SMDS_MeshElement * theElem) } else { - const map& id2sm = GetMeshDS()->SubMeshes(); - map::const_iterator id_sm = id2sm.begin(); - for ( ; id_sm != id2sm.end(); ++id_sm ) - if ( id_sm->second->Contains( theElem )) - return id_sm->first; + SMESHDS_SubMeshIteratorPtr smIt = GetMeshDS()->SubMeshes(); + while ( const SMESHDS_SubMesh* sm = smIt->next() ) + if ( sm->Contains( theElem )) + return sm->GetID(); } - //MESSAGE ("::FindShape() - SHAPE NOT FOUND") return 0; } @@ -619,7 +691,6 @@ static bool getNodesFromTwoTria(const SMDS_MeshElement * theTria1, bool SMESH_MeshEditor::InverseDiag (const SMDS_MeshElement * theTria1, const SMDS_MeshElement * theTria2 ) { - MESSAGE("InverseDiag"); myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -640,7 +711,7 @@ bool SMESH_MeshEditor::InverseDiag (const SMDS_MeshElement * theTria1, // put nodes in array and find out indices of the same ones const SMDS_MeshNode* aNodes [6]; - int sameInd [] = { 0, 0, 0, 0, 0, 0 }; + int sameInd [] = { -1, -1, -1, -1, -1, -1 }; int i = 0; SMDS_ElemIteratorPtr it = theTria1->nodesIterator(); while ( it->more() ) { @@ -666,15 +737,15 @@ bool SMESH_MeshEditor::InverseDiag (const SMDS_MeshElement * theTria1, } // find indices of 1,2 and of A,B in theTria1 - int iA = 0, iB = 0, i1 = 0, i2 = 0; + int iA = -1, iB = 0, i1 = 0, i2 = 0; for ( i = 0; i < 6; i++ ) { - if ( sameInd [ i ] == 0 ) { + if ( sameInd [ i ] == -1 ) { if ( i < 3 ) i1 = i; else i2 = i; } else if (i < 3) { - if ( iA ) iB = i; - else iA = i; + if ( iA >= 0) iB = i; + else iA = i; } } // nodes 1 and 2 should not be the same @@ -824,8 +895,6 @@ bool SMESH_MeshEditor::InverseDiag (const SMDS_MeshNode * theNode1, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE( "::InverseDiag()" ); - const SMDS_MeshElement *tr1, *tr2; if ( !findTriangles( theNode1, theNode2, tr1, tr2 )) return false; @@ -947,8 +1016,6 @@ bool SMESH_MeshEditor::DeleteDiag (const SMDS_MeshNode * theNode1, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE( "::DeleteDiag()" ); - const SMDS_MeshElement *tr1, *tr2; if ( !findTriangles( theNode1, theNode2, tr1, tr2 )) return false; @@ -1041,7 +1108,6 @@ bool SMESH_MeshEditor::DeleteDiag (const SMDS_MeshNode * theNode1, bool SMESH_MeshEditor::Reorient (const SMDS_MeshElement * theElem) { - MESSAGE("Reorient"); myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -1083,12 +1149,12 @@ bool SMESH_MeshEditor::Reorient (const SMDS_MeshElement * theElem) else // other elements { vector nodes( theElem->begin_nodes(), theElem->end_nodes() ); - const std::vector& interlace = SMDS_MeshCell::reverseSmdsOrder( geomType ); + const std::vector& interlace = SMDS_MeshCell::reverseSmdsOrder( geomType, nodes.size() ); if ( interlace.empty() ) { - std::reverse( nodes.begin(), nodes.end() ); // polygon + std::reverse( nodes.begin(), nodes.end() ); // obsolete, just in case } - else if ( interlace.size() > 1 ) + else { SMDS_MeshCell::applyInterlace( interlace, nodes ); } @@ -1156,7 +1222,7 @@ int SMESH_MeshEditor::Reorient2D (TIDSortedElemSet & theFaces, avoidSet.clear(); avoidSet.insert(theFace); - NLink link( theFace->GetNode( 0 ), 0 ); + NLink link( theFace->GetNode( 0 ), (SMDS_MeshNode *) 0 ); const int nbNodes = theFace->NbCornerNodes(); for ( int i = 0; i < nbNodes; ++i ) // loop on links of theFace @@ -1227,6 +1293,92 @@ int SMESH_MeshEditor::Reorient2D (TIDSortedElemSet & theFaces, return nbReori; } +//================================================================================ +/*! + * \brief Reorient faces basing on orientation of adjacent volumes. + * \param theFaces - faces to reorient. If empty, all mesh faces are treated. + * \param theVolumes - reference volumes. + * \param theOutsideNormal - to orient faces to have their normal + * pointing either \a outside or \a inside the adjacent volumes. + * \return number of reoriented faces. + */ +//================================================================================ + +int SMESH_MeshEditor::Reorient2DBy3D (TIDSortedElemSet & theFaces, + TIDSortedElemSet & theVolumes, + const bool theOutsideNormal) +{ + int nbReori = 0; + + SMDS_ElemIteratorPtr faceIt; + if ( theFaces.empty() ) + faceIt = GetMeshDS()->elementsIterator( SMDSAbs_Face ); + else + faceIt = elemSetIterator( theFaces ); + + vector< const SMDS_MeshNode* > faceNodes; + TIDSortedElemSet checkedVolumes; + set< const SMDS_MeshNode* > faceNodesSet; + SMDS_VolumeTool volumeTool; + + while ( faceIt->more() ) // loop on given faces + { + const SMDS_MeshElement* face = faceIt->next(); + if ( face->GetType() != SMDSAbs_Face ) + continue; + + const size_t nbCornersNodes = face->NbCornerNodes(); + faceNodes.assign( face->begin_nodes(), face->end_nodes() ); + + checkedVolumes.clear(); + SMDS_ElemIteratorPtr vIt = faceNodes[ 0 ]->GetInverseElementIterator( SMDSAbs_Volume ); + while ( vIt->more() ) + { + const SMDS_MeshElement* volume = vIt->next(); + + if ( !checkedVolumes.insert( volume ).second ) + continue; + if ( !theVolumes.empty() && !theVolumes.count( volume )) + continue; + + // is volume adjacent? + bool allNodesCommon = true; + for ( size_t iN = 1; iN < nbCornersNodes && allNodesCommon; ++iN ) + allNodesCommon = ( volume->GetNodeIndex( faceNodes[ iN ]) > -1 ); + if ( !allNodesCommon ) + continue; + + // get nodes of a corresponding volume facet + faceNodesSet.clear(); + faceNodesSet.insert( faceNodes.begin(), faceNodes.end() ); + volumeTool.Set( volume ); + int facetID = volumeTool.GetFaceIndex( faceNodesSet ); + if ( facetID < 0 ) continue; + volumeTool.SetExternalNormal(); + const SMDS_MeshNode** facetNodes = volumeTool.GetFaceNodes( facetID ); + + // compare order of faceNodes and facetNodes + const int iQ = 1 + ( nbCornersNodes < faceNodes.size() ); + int iNN[2]; + for ( int i = 0; i < 2; ++i ) + { + const SMDS_MeshNode* n = facetNodes[ i*iQ ]; + for ( size_t iN = 0; iN < nbCornersNodes; ++iN ) + if ( faceNodes[ iN ] == n ) + { + iNN[ i ] = iN; + break; + } + } + bool isOutside = Abs( iNN[0]-iNN[1] ) == 1 ? iNN[0] < iNN[1] : iNN[0] > iNN[1]; + if ( isOutside != theOutsideNormal ) + nbReori += Reorient( face ); + } + } // loop on given faces + + return nbReori; +} + //======================================================================= //function : getBadRate //purpose : @@ -1254,8 +1406,6 @@ bool SMESH_MeshEditor::QuadToTri (TIDSortedElemSet & theElems, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE( "::QuadToTri()" ); - if ( !theCrit.get() ) return false; @@ -1347,6 +1497,130 @@ bool SMESH_MeshEditor::QuadToTri (TIDSortedElemSet & theElems, return true; } +//======================================================================= +/*! + * \brief Split each of given quadrangles into 4 triangles. + * \param theElems - The faces to be splitted. If empty all faces are split. + */ +//======================================================================= + +void SMESH_MeshEditor::QuadTo4Tri (TIDSortedElemSet & theElems) +{ + myLastCreatedElems.Clear(); + myLastCreatedNodes.Clear(); + + SMESH_MesherHelper helper( *GetMesh() ); + helper.SetElementsOnShape( true ); + + SMDS_ElemIteratorPtr faceIt; + if ( theElems.empty() ) faceIt = GetMeshDS()->elementsIterator(SMDSAbs_Face); + else faceIt = elemSetIterator( theElems ); + + bool checkUV; + gp_XY uv [9]; uv[8] = gp_XY(0,0); + gp_XYZ xyz[9]; + vector< const SMDS_MeshNode* > nodes; + SMESHDS_SubMesh* subMeshDS = 0; + TopoDS_Face F; + Handle(Geom_Surface) surface; + TopLoc_Location loc; + + while ( faceIt->more() ) + { + const SMDS_MeshElement* quad = faceIt->next(); + if ( !quad || quad->NbCornerNodes() != 4 ) + continue; + + // get a surface the quad is on + + if ( quad->getshapeId() < 1 ) + { + F.Nullify(); + helper.SetSubShape( 0 ); + subMeshDS = 0; + } + else if ( quad->getshapeId() != helper.GetSubShapeID() ) + { + helper.SetSubShape( quad->getshapeId() ); + if ( !helper.GetSubShape().IsNull() && + helper.GetSubShape().ShapeType() == TopAbs_FACE ) + { + F = TopoDS::Face( helper.GetSubShape() ); + surface = BRep_Tool::Surface( F, loc ); + subMeshDS = GetMeshDS()->MeshElements( quad->getshapeId() ); + } + else + { + helper.SetSubShape( 0 ); + subMeshDS = 0; + } + } + + // create a central node + + const SMDS_MeshNode* nCentral; + nodes.assign( quad->begin_nodes(), quad->end_nodes() ); + + if ( nodes.size() == 9 ) + { + nCentral = nodes.back(); + } + else + { + size_t iN = 0; + if ( F.IsNull() ) + { + for ( ; iN < nodes.size(); ++iN ) + xyz[ iN ] = SMESH_TNodeXYZ( nodes[ iN ] ); + + for ( ; iN < 8; ++iN ) // mid-side points of a linear qudrangle + xyz[ iN ] = 0.5 * ( xyz[ iN - 4 ] + xyz[( iN - 3 )%4 ] ); + + xyz[ 8 ] = helper.calcTFI( 0.5, 0.5, + xyz[0], xyz[1], xyz[2], xyz[3], + xyz[4], xyz[5], xyz[6], xyz[7] ); + } + else + { + for ( ; iN < nodes.size(); ++iN ) + uv[ iN ] = helper.GetNodeUV( F, nodes[iN], nodes[(iN+2)%4], &checkUV ); + + for ( ; iN < 8; ++iN ) // UV of mid-side points of a linear qudrangle + uv[ iN ] = helper.GetMiddleUV( surface, uv[ iN - 4 ], uv[( iN - 3 )%4 ] ); + + uv[ 8 ] = helper.calcTFI( 0.5, 0.5, + uv[0], uv[1], uv[2], uv[3], + uv[4], uv[5], uv[6], uv[7] ); + + gp_Pnt p = surface->Value( uv[8].X(), uv[8].Y() ).Transformed( loc ); + xyz[ 8 ] = p.XYZ(); + } + + nCentral = helper.AddNode( xyz[8].X(), xyz[8].Y(), xyz[8].Z(), /*id=*/0, + uv[8].X(), uv[8].Y() ); + myLastCreatedNodes.Append( nCentral ); + } + + // create 4 triangles + + helper.SetIsQuadratic ( nodes.size() > 4 ); + helper.SetIsBiQuadratic( nodes.size() == 9 ); + if ( helper.GetIsQuadratic() ) + helper.AddTLinks( static_cast< const SMDS_MeshFace*>( quad )); + + GetMeshDS()->RemoveFreeElement( quad, subMeshDS, /*fromGroups=*/false ); + + for ( int i = 0; i < 4; ++i ) + { + SMDS_MeshElement* tria = helper.AddFace( nodes[ i ], + nodes[(i+1)%4], + nCentral ); + ReplaceElemInGroups( tria, quad, GetMeshDS() ); + myLastCreatedElems.Append( tria ); + } + } +} + //======================================================================= //function : BestSplit //purpose : Find better diagonal for cutting. @@ -1463,44 +1737,110 @@ namespace const int* thePentaTo3[6] = { thePentaTo3_1, thePentaTo3_2, thePentaTo3_3, thePentaTo3_4, thePentaTo3_5, thePentaTo3_6 }; + // Methods of splitting hexahedron into prisms + + const int theHexTo4Prisms_BT[6*4+1] = // bottom-top + { + 0, 1, 8, 4, 5, 9, 1, 2, 8, 5, 6, 9, 2, 3, 8, 6, 7, 9, 3, 0, 8, 7, 4, 9, -1 + }; + const int theHexTo4Prisms_LR[6*4+1] = // left-right + { + 1, 0, 8, 2, 3, 9, 0, 4, 8, 3, 7, 9, 4, 5, 8, 7, 6, 9, 5, 1, 8, 6, 2, 9, -1 + }; + const int theHexTo4Prisms_FB[6*4+1] = // front-back + { + 0, 3, 9, 1, 2, 8, 3, 7, 9, 2, 6, 8, 7, 4, 9, 6, 5, 8, 4, 0, 9, 5, 1, 8, -1 + }; + + const int theHexTo2Prisms_BT_1[6*2+1] = + { + 0, 1, 3, 4, 5, 7, 1, 2, 3, 5, 6, 7, -1 + }; + const int theHexTo2Prisms_BT_2[6*2+1] = + { + 0, 1, 2, 4, 5, 6, 0, 2, 3, 4, 6, 7, -1 + }; + const int* theHexTo2Prisms_BT[2] = { theHexTo2Prisms_BT_1, theHexTo2Prisms_BT_2 }; + + const int theHexTo2Prisms_LR_1[6*2+1] = + { + 1, 0, 4, 2, 3, 7, 1, 4, 5, 2, 7, 6, -1 + }; + const int theHexTo2Prisms_LR_2[6*2+1] = + { + 1, 0, 4, 2, 3, 7, 1, 4, 5, 2, 7, 6, -1 + }; + const int* theHexTo2Prisms_LR[2] = { theHexTo2Prisms_LR_1, theHexTo2Prisms_LR_2 }; + + const int theHexTo2Prisms_FB_1[6*2+1] = + { + 0, 3, 4, 1, 2, 5, 3, 7, 4, 2, 6, 5, -1 + }; + const int theHexTo2Prisms_FB_2[6*2+1] = + { + 0, 3, 7, 1, 2, 7, 0, 7, 4, 1, 6, 5, -1 + }; + const int* theHexTo2Prisms_FB[2] = { theHexTo2Prisms_FB_1, theHexTo2Prisms_FB_2 }; + + struct TTriangleFacet //!< stores indices of three nodes of tetra facet { int _n1, _n2, _n3; TTriangleFacet(int n1, int n2, int n3): _n1(n1), _n2(n2), _n3(n3) {} bool contains(int n) const { return ( n == _n1 || n == _n2 || n == _n3 ); } - bool hasAdjacentTetra( const SMDS_MeshElement* elem ) const; + bool hasAdjacentVol( const SMDS_MeshElement* elem, + const SMDSAbs_GeometryType geom = SMDSGeom_TETRA) const; }; struct TSplitMethod { - int _nbTetra; + int _nbSplits; + int _nbCorners; const int* _connectivity; //!< foursomes of tetra connectivy finished by -1 bool _baryNode; //!< additional node is to be created at cell barycenter bool _ownConn; //!< to delete _connectivity in destructor map _faceBaryNode; //!< map face index to node at BC of face TSplitMethod( int nbTet=0, const int* conn=0, bool addNode=false) - : _nbTetra(nbTet), _connectivity(conn), _baryNode(addNode), _ownConn(false) {} + : _nbSplits(nbTet), _nbCorners(4), _connectivity(conn), _baryNode(addNode), _ownConn(false) {} ~TSplitMethod() { if ( _ownConn ) delete [] _connectivity; _connectivity = 0; } bool hasFacet( const TTriangleFacet& facet ) const { - const int* tetConn = _connectivity; - for ( ; tetConn[0] >= 0; tetConn += 4 ) - if (( facet.contains( tetConn[0] ) + - facet.contains( tetConn[1] ) + - facet.contains( tetConn[2] ) + - facet.contains( tetConn[3] )) == 3 ) - return true; + if ( _nbCorners == 4 ) + { + const int* tetConn = _connectivity; + for ( ; tetConn[0] >= 0; tetConn += 4 ) + if (( facet.contains( tetConn[0] ) + + facet.contains( tetConn[1] ) + + facet.contains( tetConn[2] ) + + facet.contains( tetConn[3] )) == 3 ) + return true; + } + else // prism, _nbCorners == 6 + { + const int* prismConn = _connectivity; + for ( ; prismConn[0] >= 0; prismConn += 6 ) + { + if (( facet.contains( prismConn[0] ) && + facet.contains( prismConn[1] ) && + facet.contains( prismConn[2] )) + || + ( facet.contains( prismConn[3] ) && + facet.contains( prismConn[4] ) && + facet.contains( prismConn[5] ))) + return true; + } + } return false; } }; //======================================================================= /*! - * \brief return TSplitMethod for the given element + * \brief return TSplitMethod for the given element to split into tetrahedra */ //======================================================================= - TSplitMethod getSplitMethod( SMDS_VolumeTool& vol, const int theMethodFlags) + TSplitMethod getTetraSplitMethod( SMDS_VolumeTool& vol, const int theMethodFlags) { const int iQ = vol.Element()->IsQuadratic() ? 2 : 1; @@ -1525,8 +1865,8 @@ namespace { TTriangleFacet t012( nInd[0*iQ], nInd[1*iQ], nInd[2*iQ] ); TTriangleFacet t123( nInd[1*iQ], nInd[2*iQ], nInd[3*iQ] ); - if ( t012.hasAdjacentTetra( vol.Element() )) triaSplits.push_back( t012 ); - else if ( t123.hasAdjacentTetra( vol.Element() )) triaSplits.push_back( t123 ); + if ( t012.hasAdjacentVol( vol.Element() )) triaSplits.push_back( t012 ); + else if ( t123.hasAdjacentVol( vol.Element() )) triaSplits.push_back( t123 ); } else { @@ -1539,7 +1879,7 @@ namespace TTriangleFacet t023( nInd[ iQ * ( iCom )], nInd[ iQ * ( (iCom+2)%nbNodes )], nInd[ iQ * ( (iCom+3)%nbNodes )]); - if ( t012.hasAdjacentTetra( vol.Element() ) && t023.hasAdjacentTetra( vol.Element() )) + if ( t012.hasAdjacentVol( vol.Element() ) && t023.hasAdjacentVol( vol.Element() )) { triaSplits.push_back( t012 ); triaSplits.push_back( t023 ); @@ -1579,15 +1919,15 @@ namespace default: nbVariants = 0; } - for ( int variant = 0; variant < nbVariants && method._nbTetra == 0; ++variant ) + for ( int variant = 0; variant < nbVariants && method._nbSplits == 0; ++variant ) { // check method compliancy with adjacent tetras, // all found splits must be among facets of tetras described by this method method = TSplitMethod( nbTet, connVariants[variant] ); - if ( hasAdjacentSplits && method._nbTetra > 0 ) + if ( hasAdjacentSplits && method._nbSplits > 0 ) { bool facetCreated = true; - for ( int iF = 0; facetCreated && iF < triaSplitsByFace.size(); ++iF ) + for ( size_t iF = 0; facetCreated && iF < triaSplitsByFace.size(); ++iF ) { list< TTriangleFacet >::const_iterator facet = triaSplitsByFace[iF].begin(); for ( ; facetCreated && facet != triaSplitsByFace[iF].end(); ++facet ) @@ -1598,7 +1938,7 @@ namespace } } } - if ( method._nbTetra < 1 ) + if ( method._nbSplits < 1 ) { // No standard method is applicable, use a generic solution: // each facet of a volume is split into triangles and @@ -1692,7 +2032,7 @@ namespace connectivity[ connSize++ ] = baryCenInd; } } - method._nbTetra += nbTet; + method._nbSplits += nbTet; } // loop on volume faces @@ -1702,13 +2042,132 @@ namespace return method; } + //======================================================================= + /*! + * \brief return TSplitMethod to split haxhedron into prisms + */ + //======================================================================= + + TSplitMethod getPrismSplitMethod( SMDS_VolumeTool& vol, + const int methodFlags, + const int facetToSplit) + { + // order of facets in HEX according to SMDS_VolumeTool::Hexa_F : + // B, T, L, B, R, F + const int iF = ( facetToSplit < 2 ) ? 0 : 1 + ( facetToSplit-2 ) % 2; // [0,1,2] + + if ( methodFlags == SMESH_MeshEditor::HEXA_TO_4_PRISMS ) + { + static TSplitMethod to4methods[4]; // order BT, LR, FB + if ( to4methods[iF]._nbSplits == 0 ) + { + switch ( iF ) { + case 0: + to4methods[iF]._connectivity = theHexTo4Prisms_BT; + to4methods[iF]._faceBaryNode[ 0 ] = 0; + to4methods[iF]._faceBaryNode[ 1 ] = 0; + break; + case 1: + to4methods[iF]._connectivity = theHexTo4Prisms_LR; + to4methods[iF]._faceBaryNode[ 2 ] = 0; + to4methods[iF]._faceBaryNode[ 4 ] = 0; + break; + case 2: + to4methods[iF]._connectivity = theHexTo4Prisms_FB; + to4methods[iF]._faceBaryNode[ 3 ] = 0; + to4methods[iF]._faceBaryNode[ 5 ] = 0; + break; + default: return to4methods[3]; + } + to4methods[iF]._nbSplits = 4; + to4methods[iF]._nbCorners = 6; + } + return to4methods[iF]; + } + // else if ( methodFlags == HEXA_TO_2_PRISMS ) + + TSplitMethod method; + + const int iQ = vol.Element()->IsQuadratic() ? 2 : 1; + + const int nbVariants = 2, nbSplits = 2; + const int** connVariants = 0; + switch ( iF ) { + case 0: connVariants = theHexTo2Prisms_BT; break; + case 1: connVariants = theHexTo2Prisms_LR; break; + case 2: connVariants = theHexTo2Prisms_FB; break; + default: return method; + } + + // look for prisms adjacent via facetToSplit and an opposite one + for ( int is2nd = 0; is2nd < 2; ++is2nd ) + { + int iFacet = is2nd ? vol.GetOppFaceIndexOfHex( facetToSplit ) : facetToSplit; + int nbNodes = vol.NbFaceNodes( iFacet ) / iQ; + if ( nbNodes != 4 ) return method; + + const int* nInd = vol.GetFaceNodesIndices( iFacet ); + TTriangleFacet t012( nInd[0*iQ], nInd[1*iQ], nInd[2*iQ] ); + TTriangleFacet t123( nInd[1*iQ], nInd[2*iQ], nInd[3*iQ] ); + TTriangleFacet* t; + if ( t012.hasAdjacentVol( vol.Element(), SMDSGeom_PENTA )) + t = &t012; + else if ( t123.hasAdjacentVol( vol.Element(), SMDSGeom_PENTA )) + t = &t123; + else + continue; + + // there are adjacent prism + for ( int variant = 0; variant < nbVariants; ++variant ) + { + // check method compliancy with adjacent prisms, + // the found prism facets must be among facets of prisms described by current method + method._nbSplits = nbSplits; + method._nbCorners = 6; + method._connectivity = connVariants[ variant ]; + if ( method.hasFacet( *t )) + return method; + } + } + + // No adjacent prisms. Select a variant with a best aspect ratio. + + double badness[2] = { 0., 0. }; + static SMESH::Controls::NumericalFunctorPtr aspectRatio( new SMESH::Controls::AspectRatio); + const SMDS_MeshNode** nodes = vol.GetNodes(); + for ( int variant = 0; variant < nbVariants; ++variant ) + for ( int is2nd = 0; is2nd < 2; ++is2nd ) + { + int iFacet = is2nd ? vol.GetOppFaceIndexOfHex( facetToSplit ) : facetToSplit; + const int* nInd = vol.GetFaceNodesIndices( iFacet ); + + method._connectivity = connVariants[ variant ]; + TTriangleFacet t012( nInd[0*iQ], nInd[1*iQ], nInd[2*iQ] ); + TTriangleFacet t123( nInd[1*iQ], nInd[2*iQ], nInd[3*iQ] ); + TTriangleFacet* t = ( method.hasFacet( t012 )) ? & t012 : & t123; + + SMDS_FaceOfNodes tria ( nodes[ t->_n1 ], + nodes[ t->_n2 ], + nodes[ t->_n3 ] ); + badness[ variant ] += getBadRate( &tria, aspectRatio ); + } + const int iBetter = ( badness[1] < badness[0] && badness[0]-badness[1] > 0.1 * badness[0] ); + + method._nbSplits = nbSplits; + method._nbCorners = 6; + method._connectivity = connVariants[ iBetter ]; + + return method; + } + //================================================================================ /*! * \brief Check if there is a tetraherdon adjacent to the given element via this facet */ //================================================================================ - bool TTriangleFacet::hasAdjacentTetra( const SMDS_MeshElement* elem ) const + bool TTriangleFacet::hasAdjacentVol( const SMDS_MeshElement* elem, + const SMDSAbs_GeometryType geom ) const { // find the tetrahedron including the three nodes of facet const SMDS_MeshNode* n1 = elem->GetNode(_n1); @@ -1718,16 +2177,16 @@ namespace while ( volIt1->more() ) { const SMDS_MeshElement* v = volIt1->next(); - SMDSAbs_EntityType type = v->GetEntityType(); - if ( type != SMDSEntity_Tetra && type != SMDSEntity_Quad_Tetra ) + if ( v->GetGeomType() != geom ) continue; - if ( type == SMDSEntity_Quad_Tetra && v->GetNodeIndex( n1 ) > 3 ) + const int lastCornerInd = v->NbCornerNodes() - 1; + if ( v->IsQuadratic() && v->GetNodeIndex( n1 ) > lastCornerInd ) continue; // medium node not allowed const int ind2 = v->GetNodeIndex( n2 ); - if ( ind2 < 0 || 3 < ind2 ) + if ( ind2 < 0 || lastCornerInd < ind2 ) continue; const int ind3 = v->GetNodeIndex( n3 ); - if ( ind3 < 0 || 3 < ind3 ) + if ( ind3 < 0 || lastCornerInd < ind3 ) continue; return true; } @@ -1760,19 +2219,19 @@ namespace } // namespace //======================================================================= -//function : SplitVolumesIntoTetra -//purpose : Split volume elements into tetrahedra. +//function : SplitVolumes +//purpose : Split volume elements into tetrahedra or prisms. +// If facet ID < 0, element is split into tetrahedra, +// else a hexahedron is split into prisms so that the given facet is +// split into triangles //======================================================================= -void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, - const int theMethodFlags) +void SMESH_MeshEditor::SplitVolumes (const TFacetOfElem & theElems, + const int theMethodFlags) { - // std-like iterator on coordinates of nodes of mesh element - typedef SMDS_StdIterator< SMESH_TNodeXYZ, SMDS_ElemIteratorPtr > NXyzIterator; - NXyzIterator xyzEnd; - SMDS_VolumeTool volTool; - SMESH_MesherHelper helper( *GetMesh()); + SMESH_MesherHelper helper( *GetMesh()), fHelper(*GetMesh()); + fHelper.ToFixNodeParameters( true ); SMESHDS_SubMesh* subMesh = 0;//GetMeshDS()->MeshElements(1); SMESHDS_SubMesh* fSubMesh = 0;//subMesh; @@ -1782,30 +2241,35 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, // map face of volume to it's baricenrtic node map< TVolumeFaceKey, const SMDS_MeshNode* > volFace2BaryNode; double bc[3]; + vector splitVols; - TIDSortedElemSet::const_iterator elem = theElems.begin(); - for ( ; elem != theElems.end(); ++elem ) + TFacetOfElem::const_iterator elem2facet = theElems.begin(); + for ( ; elem2facet != theElems.end(); ++elem2facet ) { - if ( (*elem)->GetType() != SMDSAbs_Volume ) + const SMDS_MeshElement* elem = elem2facet->first; + const int facetToSplit = elem2facet->second; + if ( elem->GetType() != SMDSAbs_Volume ) continue; - SMDSAbs_EntityType geomType = (*elem)->GetEntityType(); + const SMDSAbs_EntityType geomType = elem->GetEntityType(); if ( geomType == SMDSEntity_Tetra || geomType == SMDSEntity_Quad_Tetra ) continue; - if ( !volTool.Set( *elem, /*ignoreCentralNodes=*/false )) continue; // strange... + if ( !volTool.Set( elem, /*ignoreCentralNodes=*/false )) continue; // strange... - TSplitMethod splitMethod = getSplitMethod( volTool, theMethodFlags ); - if ( splitMethod._nbTetra < 1 ) continue; + TSplitMethod splitMethod = ( facetToSplit < 0 ? + getTetraSplitMethod( volTool, theMethodFlags ) : + getPrismSplitMethod( volTool, theMethodFlags, facetToSplit )); + if ( splitMethod._nbSplits < 1 ) continue; // find submesh to add new tetras to - if ( !subMesh || !subMesh->Contains( *elem )) + if ( !subMesh || !subMesh->Contains( elem )) { - int shapeID = FindShape( *elem ); + int shapeID = FindShape( elem ); helper.SetSubShape( shapeID ); // helper will add tetras to the found submesh subMesh = GetMeshDS()->MeshElements( shapeID ); } int iQ; - if ( (*elem)->IsQuadratic() ) + if ( elem->IsQuadratic() ) { iQ = 2; // add quadratic links to the helper @@ -1823,7 +2287,8 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, iQ = 1; helper.SetIsQuadratic( false ); } - vector nodes( (*elem)->begin_nodes(), (*elem)->end_nodes() ); + vector nodes( volTool.GetNodes(), + volTool.GetNodes() + elem->NbNodes() ); helper.SetElementsOnShape( true ); if ( splitMethod._baryNode ) { @@ -1851,16 +2316,25 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, } } - // make tetras - vector tetras( splitMethod._nbTetra ); // splits of a volume - const int* tetConn = splitMethod._connectivity; - for ( int i = 0; i < splitMethod._nbTetra; ++i, tetConn += 4 ) - newElems.Append( tetras[ i ] = helper.AddVolume( nodes[ tetConn[0] ], - nodes[ tetConn[1] ], - nodes[ tetConn[2] ], - nodes[ tetConn[3] ])); + // make new volumes + splitVols.resize( splitMethod._nbSplits ); // splits of a volume + const int* volConn = splitMethod._connectivity; + if ( splitMethod._nbCorners == 4 ) // tetra + for ( int i = 0; i < splitMethod._nbSplits; ++i, volConn += splitMethod._nbCorners ) + newElems.Append( splitVols[ i ] = helper.AddVolume( nodes[ volConn[0] ], + nodes[ volConn[1] ], + nodes[ volConn[2] ], + nodes[ volConn[3] ])); + else // prisms + for ( int i = 0; i < splitMethod._nbSplits; ++i, volConn += splitMethod._nbCorners ) + newElems.Append( splitVols[ i ] = helper.AddVolume( nodes[ volConn[0] ], + nodes[ volConn[1] ], + nodes[ volConn[2] ], + nodes[ volConn[3] ], + nodes[ volConn[4] ], + nodes[ volConn[5] ])); - ReplaceElemInGroups( *elem, tetras, GetMeshDS() ); + ReplaceElemInGroups( elem, splitVols, GetMeshDS() ); // Split faces on sides of the split volume @@ -1889,17 +2363,37 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, map::iterator iF_n = splitMethod._faceBaryNode.find(iF); if ( iF_n != splitMethod._faceBaryNode.end() ) { + const SMDS_MeshNode *baryNode = iF_n->second; for ( int iN = 0; iN < nbNodes*iQ; iN += iQ ) { const SMDS_MeshNode* n1 = fNodes[iN]; const SMDS_MeshNode *n2 = fNodes[(iN+iQ)%(nbNodes*iQ)]; - const SMDS_MeshNode *n3 = iF_n->second; + const SMDS_MeshNode *n3 = baryNode; if ( !volTool.IsFaceExternal( iF )) swap( n2, n3 ); triangles.push_back( helper.AddFace( n1,n2,n3 )); - - if ( fSubMesh && n3->getshapeId() < 1 ) - fSubMesh->AddNode( n3 ); + } + if ( fSubMesh ) // update position of the bary node on geometry + { + if ( subMesh ) + subMesh->RemoveNode( baryNode, false ); + GetMeshDS()->SetNodeOnFace( baryNode, fSubMesh->GetID() ); + const TopoDS_Shape& s = GetMeshDS()->IndexToShape( fSubMesh->GetID() ); + if ( !s.IsNull() && s.ShapeType() == TopAbs_FACE ) + { + fHelper.SetSubShape( s ); + gp_XY uv( 1e100, 1e100 ); + double distXYZ[4]; + if ( !fHelper.CheckNodeUV( TopoDS::Face( s ), baryNode, + uv, /*tol=*/1e-7, /*force=*/true, distXYZ ) && + uv.X() < 1e100 ) + { + // node is too far from the surface + GetMeshDS()->MoveNode( baryNode, distXYZ[1], distXYZ[2], distXYZ[3] ); + const_cast( baryNode )->SetPosition + ( SMDS_PositionPtr( new SMDS_FacePosition( uv.X(), uv.Y() ))); + } + } } } else @@ -1929,6 +2423,8 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, } } list< TTriangleFacet >::iterator facet = facets.begin(); + if ( facet == facets.end() ) + break; for ( ; facet != facets.end(); ++facet ) { if ( !volTool.IsFaceExternal( iF )) @@ -1938,20 +2434,20 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, volNodes[ facet->_n3 ])); } } - for ( int i = 0; i < triangles.size(); ++i ) + for ( size_t i = 0; i < triangles.size(); ++i ) { - if ( !triangles[i] ) continue; + if ( !triangles[ i ]) continue; if ( fSubMesh ) - fSubMesh->AddElement( triangles[i]); - newElems.Append( triangles[i] ); + fSubMesh->AddElement( triangles[ i ]); + newElems.Append( triangles[ i ]); } ReplaceElemInGroups( face, triangles, GetMeshDS() ); GetMeshDS()->RemoveFreeElement( face, fSubMesh, /*fromGroups=*/false ); - } + } // while a face based on facet nodes exists } // loop on volume faces to split them into triangles - GetMeshDS()->RemoveFreeElement( *elem, subMesh, /*fromGroups=*/false ); + GetMeshDS()->RemoveFreeElement( elem, subMesh, /*fromGroups=*/false ); if ( geomType == SMDSEntity_TriQuad_Hexa ) { @@ -1967,29 +2463,403 @@ void SMESH_MeshEditor::SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, } //======================================================================= -//function : AddToSameGroups -//purpose : add elemToAdd to the groups the elemInGroups belongs to +//function : GetHexaFacetsToSplit +//purpose : For hexahedra that will be split into prisms, finds facets to +// split into triangles. Only hexahedra adjacent to the one closest +// to theFacetNormal.Location() are returned. +//param [in,out] theHexas - the hexahedra +//param [in] theFacetNormal - facet normal +//param [out] theFacets - the hexahedra and found facet IDs //======================================================================= -void SMESH_MeshEditor::AddToSameGroups (const SMDS_MeshElement* elemToAdd, - const SMDS_MeshElement* elemInGroups, - SMESHDS_Mesh * aMesh) +void SMESH_MeshEditor::GetHexaFacetsToSplit( TIDSortedElemSet& theHexas, + const gp_Ax1& theFacetNormal, + TFacetOfElem & theFacets) { - const set& groups = aMesh->GetGroups(); - if (!groups.empty()) { - set::const_iterator grIt = groups.begin(); - for ( ; grIt != groups.end(); grIt++ ) { - SMESHDS_Group* group = dynamic_cast( *grIt ); - if ( group && group->Contains( elemInGroups )) - group->SMDSGroup().Add( elemToAdd ); - } - } -} + #define THIS_METHOD "SMESH_MeshEditor::GetHexaFacetsToSplit(): " + // Find a hexa closest to the location of theFacetNormal -//======================================================================= -//function : RemoveElemFromGroups -//purpose : Remove removeelem to the groups the elemInGroups belongs to + const SMDS_MeshElement* startHex; + { + // get SMDS_ElemIteratorPtr on theHexas + typedef const SMDS_MeshElement* TValue; + typedef TIDSortedElemSet::iterator TSetIterator; + typedef SMDS::SimpleAccessor TAccesor; + typedef SMDS_MeshElement::GeomFilter TFilter; + typedef SMDS_SetIterator < TValue, TSetIterator, TAccesor, TFilter > TElemSetIter; + SMDS_ElemIteratorPtr elemIt = SMDS_ElemIteratorPtr + ( new TElemSetIter( theHexas.begin(), + theHexas.end(), + SMDS_MeshElement::GeomFilter( SMDSGeom_HEXA ))); + + SMESH_ElementSearcher* searcher = + SMESH_MeshAlgos::GetElementSearcher( *myMesh->GetMeshDS(), elemIt ); + + startHex = searcher->FindClosestTo( theFacetNormal.Location(), SMDSAbs_Volume ); + + delete searcher; + + if ( !startHex ) + throw SALOME_Exception( THIS_METHOD "startHex not found"); + } + + // Select a facet of startHex by theFacetNormal + + SMDS_VolumeTool vTool( startHex ); + double norm[3], dot, maxDot = 0; + int facetID = -1; + for ( int iF = 0; iF < vTool.NbFaces(); ++iF ) + if ( vTool.GetFaceNormal( iF, norm[0], norm[1], norm[2] )) + { + dot = Abs( theFacetNormal.Direction().Dot( gp_Dir( norm[0], norm[1], norm[2] ))); + if ( dot > maxDot ) + { + facetID = iF; + maxDot = dot; + } + } + if ( facetID < 0 ) + throw SALOME_Exception( THIS_METHOD "facet of startHex not found"); + + // Fill theFacets starting from facetID of startHex + + // facets used for seach of volumes adjacent to already treated ones + typedef pair< TFacetOfElem::iterator, int > TElemFacets; + typedef map< TVolumeFaceKey, TElemFacets > TFacetMap; + TFacetMap facetsToCheck; + + set facetNodes; + const SMDS_MeshElement* curHex; + + const bool allHex = ((int) theHexas.size() == myMesh->NbHexas() ); + + while ( startHex ) + { + // move in two directions from startHex via facetID + for ( int is2nd = 0; is2nd < 2; ++is2nd ) + { + curHex = startHex; + int curFacet = facetID; + if ( is2nd ) // do not treat startHex twice + { + vTool.Set( curHex ); + if ( vTool.IsFreeFace( curFacet, &curHex )) + { + curHex = 0; + } + else + { + vTool.GetFaceNodes( curFacet, facetNodes ); + vTool.Set( curHex ); + curFacet = vTool.GetFaceIndex( facetNodes ); + } + } + while ( curHex ) + { + // store a facet to split + if ( curHex->GetGeomType() != SMDSGeom_HEXA ) + { + theFacets.insert( make_pair( curHex, -1 )); + break; + } + if ( !allHex && !theHexas.count( curHex )) + break; + + pair< TFacetOfElem::iterator, bool > facetIt2isNew = + theFacets.insert( make_pair( curHex, curFacet )); + if ( !facetIt2isNew.second ) + break; + + // remember not-to-split facets in facetsToCheck + int oppFacet = vTool.GetOppFaceIndexOfHex( curFacet ); + for ( int iF = 0; iF < vTool.NbFaces(); ++iF ) + { + if ( iF == curFacet && iF == oppFacet ) + continue; + TVolumeFaceKey facetKey ( vTool, iF ); + TElemFacets elemFacet( facetIt2isNew.first, iF ); + pair< TFacetMap::iterator, bool > it2isnew = + facetsToCheck.insert( make_pair( facetKey, elemFacet )); + if ( !it2isnew.second ) + facetsToCheck.erase( it2isnew.first ); // adjacent hex already checked + } + // pass to a volume adjacent via oppFacet + if ( vTool.IsFreeFace( oppFacet, &curHex )) + { + curHex = 0; + } + else + { + // get a new curFacet + vTool.GetFaceNodes( oppFacet, facetNodes ); + vTool.Set( curHex ); + curFacet = vTool.GetFaceIndex( facetNodes, /*hint=*/curFacet ); + } + } + } // move in two directions from startHex via facetID + + // Find a new startHex by facetsToCheck + + startHex = 0; + facetID = -1; + TFacetMap::iterator fIt = facetsToCheck.begin(); + while ( !startHex && fIt != facetsToCheck.end() ) + { + const TElemFacets& elemFacets = fIt->second; + const SMDS_MeshElement* hex = elemFacets.first->first; + int splitFacet = elemFacets.first->second; + int lateralFacet = elemFacets.second; + facetsToCheck.erase( fIt ); + fIt = facetsToCheck.begin(); + + vTool.Set( hex ); + if ( vTool.IsFreeFace( lateralFacet, &curHex ) || + curHex->GetGeomType() != SMDSGeom_HEXA ) + continue; + if ( !allHex && !theHexas.count( curHex )) + continue; + + startHex = curHex; + + // find a facet of startHex to split + + set lateralNodes; + vTool.GetFaceNodes( lateralFacet, lateralNodes ); + vTool.GetFaceNodes( splitFacet, facetNodes ); + int oppLateralFacet = vTool.GetOppFaceIndexOfHex( lateralFacet ); + vTool.Set( startHex ); + lateralFacet = vTool.GetFaceIndex( lateralNodes, oppLateralFacet ); + + // look for a facet of startHex having common nodes with facetNodes + // but not lateralFacet + for ( int iF = 0; iF < vTool.NbFaces(); ++iF ) + { + if ( iF == lateralFacet ) + continue; + int nbCommonNodes = 0; + const SMDS_MeshNode** nn = vTool.GetFaceNodes( iF ); + for ( int iN = 0, nbN = vTool.NbFaceNodes( iF ); iN < nbN; ++iN ) + nbCommonNodes += facetNodes.count( nn[ iN ]); + + if ( nbCommonNodes >= 2 ) + { + facetID = iF; + break; + } + } + if ( facetID < 0 ) + throw SALOME_Exception( THIS_METHOD "facet of a new startHex not found"); + } + } // while ( startHex ) + + return; +} + +namespace +{ + //================================================================================ + /*! + * \brief Selects nodes of several elements according to a given interlace + * \param [in] srcNodes - nodes to select from + * \param [out] tgtNodesVec - array of nodes of several elements to fill in + * \param [in] interlace - indices of nodes for all elements + * \param [in] nbElems - nb of elements + * \param [in] nbNodes - nb of nodes in each element + * \param [in] mesh - the mesh + * \param [out] elemQueue - a list to push elements found by the selected nodes + * \param [in] type - type of elements to look for + */ + //================================================================================ + + void selectNodes( const vector< const SMDS_MeshNode* >& srcNodes, + vector< const SMDS_MeshNode* >* tgtNodesVec, + const int* interlace, + const int nbElems, + const int nbNodes, + SMESHDS_Mesh* mesh = 0, + list< const SMDS_MeshElement* >* elemQueue=0, + SMDSAbs_ElementType type=SMDSAbs_All) + { + for ( int iE = 0; iE < nbElems; ++iE ) + { + vector< const SMDS_MeshNode* >& elemNodes = tgtNodesVec[iE]; + const int* select = & interlace[iE*nbNodes]; + elemNodes.resize( nbNodes ); + for ( int iN = 0; iN < nbNodes; ++iN ) + elemNodes[iN] = srcNodes[ select[ iN ]]; + } + const SMDS_MeshElement* e; + if ( elemQueue ) + for ( int iE = 0; iE < nbElems; ++iE ) + if (( e = mesh->FindElement( tgtNodesVec[iE], type, /*noMedium=*/false))) + elemQueue->push_back( e ); + } +} + +//======================================================================= +/* + * Split bi-quadratic elements into linear ones without creation of additional nodes + * - bi-quadratic triangle will be split into 3 linear quadrangles; + * - bi-quadratic quadrangle will be split into 4 linear quadrangles; + * - tri-quadratic hexahedron will be split into 8 linear hexahedra; + * Quadratic elements of lower dimension adjacent to the split bi-quadratic element + * will be split in order to keep the mesh conformal. + * \param elems - elements to split + */ +//======================================================================= + +void SMESH_MeshEditor::SplitBiQuadraticIntoLinear(TIDSortedElemSet& theElems) +{ + vector< const SMDS_MeshNode* > elemNodes(27), subNodes[12], splitNodes[8]; + vector splitElems; + list< const SMDS_MeshElement* > elemQueue; + list< const SMDS_MeshElement* >::iterator elemIt; + + SMESHDS_Mesh * mesh = GetMeshDS(); + ElemFeatures *elemType, hexaType(SMDSAbs_Volume), quadType(SMDSAbs_Face), segType(SMDSAbs_Edge); + int nbElems, nbNodes; + + TIDSortedElemSet::iterator elemSetIt = theElems.begin(); + for ( ; elemSetIt != theElems.end(); ++elemSetIt ) + { + elemQueue.clear(); + elemQueue.push_back( *elemSetIt ); + for ( elemIt = elemQueue.begin(); elemIt != elemQueue.end(); ++elemIt ) + { + const SMDS_MeshElement* elem = *elemIt; + switch( elem->GetEntityType() ) + { + case SMDSEntity_TriQuad_Hexa: // HEX27 + { + elemNodes.assign( elem->begin_nodes(), elem->end_nodes() ); + nbElems = nbNodes = 8; + elemType = & hexaType; + + // get nodes for new elements + static int vInd[8][8] = {{ 0,8,20,11, 16,21,26,24 }, + { 1,9,20,8, 17,22,26,21 }, + { 2,10,20,9, 18,23,26,22 }, + { 3,11,20,10, 19,24,26,23 }, + { 16,21,26,24, 4,12,25,15 }, + { 17,22,26,21, 5,13,25,12 }, + { 18,23,26,22, 6,14,25,13 }, + { 19,24,26,23, 7,15,25,14 }}; + selectNodes( elemNodes, & splitNodes[0], &vInd[0][0], nbElems, nbNodes ); + + // add boundary faces to elemQueue + static int fInd[6][9] = {{ 0,1,2,3, 8,9,10,11, 20 }, + { 4,5,6,7, 12,13,14,15, 25 }, + { 0,1,5,4, 8,17,12,16, 21 }, + { 1,2,6,5, 9,18,13,17, 22 }, + { 2,3,7,6, 10,19,14,18, 23 }, + { 3,0,4,7, 11,16,15,19, 24 }}; + selectNodes( elemNodes, & subNodes[0], &fInd[0][0], 6,9, mesh, &elemQueue, SMDSAbs_Face ); + + // add boundary segments to elemQueue + static int eInd[12][3] = {{ 0,1,8 }, { 1,2,9 }, { 2,3,10 }, { 3,0,11 }, + { 4,5,12}, { 5,6,13}, { 6,7,14 }, { 7,4,15 }, + { 0,4,16}, { 1,5,17}, { 2,6,18 }, { 3,7,19 }}; + selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 12,3, mesh, &elemQueue, SMDSAbs_Edge ); + break; + } + case SMDSEntity_BiQuad_Triangle: // TRIA7 + { + elemNodes.assign( elem->begin_nodes(), elem->end_nodes() ); + nbElems = 3; + nbNodes = 4; + elemType = & quadType; + + // get nodes for new elements + static int fInd[3][4] = {{ 0,3,6,5 }, { 1,4,6,3 }, { 2,5,6,4 }}; + selectNodes( elemNodes, & splitNodes[0], &fInd[0][0], nbElems, nbNodes ); + + // add boundary segments to elemQueue + static int eInd[3][3] = {{ 0,1,3 }, { 1,2,4 }, { 2,0,5 }}; + selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 3,3, mesh, &elemQueue, SMDSAbs_Edge ); + break; + } + case SMDSEntity_BiQuad_Quadrangle: // QUAD9 + { + elemNodes.assign( elem->begin_nodes(), elem->end_nodes() ); + nbElems = 4; + nbNodes = 4; + elemType = & quadType; + + // get nodes for new elements + static int fInd[4][4] = {{ 0,4,8,7 }, { 1,5,8,4 }, { 2,6,8,5 }, { 3,7,8,6 }}; + selectNodes( elemNodes, & splitNodes[0], &fInd[0][0], nbElems, nbNodes ); + + // add boundary segments to elemQueue + static int eInd[4][3] = {{ 0,1,4 }, { 1,2,5 }, { 2,3,6 }, { 3,0,7 }}; + selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 4,3, mesh, &elemQueue, SMDSAbs_Edge ); + break; + } + case SMDSEntity_Quad_Edge: + { + if ( elemIt == elemQueue.begin() ) + continue; // an elem is in theElems + elemNodes.assign( elem->begin_nodes(), elem->end_nodes() ); + nbElems = 2; + nbNodes = 2; + elemType = & segType; + + // get nodes for new elements + static int eInd[2][2] = {{ 0,2 }, { 2,1 }}; + selectNodes( elemNodes, & splitNodes[0], &eInd[0][0], nbElems, nbNodes ); + break; + } + default: continue; + } // switch( elem->GetEntityType() ) + + // Create new elements + + SMESHDS_SubMesh* subMesh = mesh->MeshElements( elem->getshapeId() ); + + splitElems.clear(); + + //elemType->SetID( elem->GetID() ); // create an elem with the same ID as a removed one + mesh->RemoveFreeElement( elem, subMesh, /*fromGroups=*/false ); + //splitElems.push_back( AddElement( splitNodes[ 0 ], *elemType )); + //elemType->SetID( -1 ); + + for ( int iE = 0; iE < nbElems; ++iE ) + splitElems.push_back( AddElement( splitNodes[ iE ], *elemType )); + + + ReplaceElemInGroups( elem, splitElems, mesh ); + + if ( subMesh ) + for ( size_t i = 0; i < splitElems.size(); ++i ) + subMesh->AddElement( splitElems[i] ); + } + } +} + +//======================================================================= +//function : AddToSameGroups +//purpose : add elemToAdd to the groups the elemInGroups belongs to +//======================================================================= + +void SMESH_MeshEditor::AddToSameGroups (const SMDS_MeshElement* elemToAdd, + const SMDS_MeshElement* elemInGroups, + SMESHDS_Mesh * aMesh) +{ + const set& groups = aMesh->GetGroups(); + if (!groups.empty()) { + set::const_iterator grIt = groups.begin(); + for ( ; grIt != groups.end(); grIt++ ) { + SMESHDS_Group* group = dynamic_cast( *grIt ); + if ( group && group->Contains( elemInGroups )) + group->SMDSGroup().Add( elemToAdd ); + } + } +} + + +//======================================================================= +//function : RemoveElemFromGroups +//purpose : Remove removeelem to the groups the elemInGroups belongs to //======================================================================= void SMESH_MeshEditor::RemoveElemFromGroups (const SMDS_MeshElement* removeelem, SMESHDS_Mesh * aMesh) @@ -2045,7 +2915,7 @@ void SMESH_MeshEditor::ReplaceElemInGroups (const SMDS_MeshElement* for ( ; grIt != groups.end(); grIt++ ) { SMESHDS_Group* group = dynamic_cast( *grIt ); if ( group && group->SMDSGroup().Remove( elemToRm ) ) - for ( int i = 0; i < elemToAdd.size(); ++i ) + for ( size_t i = 0; i < elemToAdd.size(); ++i ) group->SMDSGroup().Add( elemToAdd[ i ] ); } } @@ -2063,22 +2933,19 @@ bool SMESH_MeshEditor::QuadToTri (TIDSortedElemSet & theElems, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE( "::QuadToTri()" ); - SMESHDS_Mesh * aMesh = GetMeshDS(); Handle(Geom_Surface) surface; SMESH_MesherHelper helper( *GetMesh() ); TIDSortedElemSet::iterator itElem; - for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) { + for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) + { const SMDS_MeshElement* elem = *itElem; - if ( !elem || elem->GetType() != SMDSAbs_Face ) + if ( !elem || elem->GetGeomType() != SMDSGeom_QUADRANGLE ) continue; - bool isquad = elem->NbNodes()==4 || elem->NbNodes()==8; - if(!isquad) continue; - if(elem->NbNodes()==4) { + if ( elem->NbNodes() == 4 ) { // retrieve element nodes const SMDS_MeshNode* aNodes [4]; SMDS_ElemIteratorPtr itN = elem->nodesIterator(); @@ -2101,20 +2968,19 @@ bool SMESH_MeshEditor::QuadToTri (TIDSortedElemSet & theElems, myLastCreatedElems.Append(newElem2); // put a new triangle on the same shape and add to the same groups if ( aShapeId ) - { - aMesh->SetMeshElementOnShape( newElem1, aShapeId ); - aMesh->SetMeshElementOnShape( newElem2, aShapeId ); - } + { + aMesh->SetMeshElementOnShape( newElem1, aShapeId ); + aMesh->SetMeshElementOnShape( newElem2, aShapeId ); + } AddToSameGroups( newElem1, elem, aMesh ); AddToSameGroups( newElem2, elem, aMesh ); - //aMesh->RemoveFreeElement(elem, aMesh->MeshElements(aShapeId), true); aMesh->RemoveElement( elem ); } // Quadratic quadrangle - if( elem->NbNodes()==8 && elem->IsQuadratic() ) { - + else if ( elem->NbNodes() >= 8 ) + { // get surface elem is on int aShapeId = FindShape( elem ); if ( aShapeId != helper.GetSubShapeID() ) { @@ -2130,61 +2996,43 @@ bool SMESH_MeshEditor::QuadToTri (TIDSortedElemSet & theElems, } } - const SMDS_MeshNode* aNodes [8]; - const SMDS_MeshNode* inFaceNode = 0; + const SMDS_MeshNode* aNodes [9]; aNodes[8] = 0; SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - int i = 0; - while ( itN->more() ) { - aNodes[ i++ ] = static_cast( itN->next() ); - if ( !inFaceNode && helper.GetNodeUVneedInFaceNode() && - aNodes[ i-1 ]->GetPosition()->GetTypeOfPosition() == SMDS_TOP_FACE ) - { - inFaceNode = aNodes[ i-1 ]; - } - } + for ( int i = 0; itN->more(); ++i ) + aNodes[ i ] = static_cast( itN->next() ); - // find middle point for (0,1,2,3) - // and create a node in this point; - gp_XYZ p( 0,0,0 ); - if ( surface.IsNull() ) { - for(i=0; i<4; i++) - p += gp_XYZ(aNodes[i]->X(), aNodes[i]->Y(), aNodes[i]->Z() ); - p /= 4; - } - else { - TopoDS_Face geomFace = TopoDS::Face( helper.GetSubShape() ); - gp_XY uv( 0,0 ); - for(i=0; i<4; i++) - uv += helper.GetNodeUV( geomFace, aNodes[i], inFaceNode ); - uv /= 4.; - p = surface->Value( uv.X(), uv.Y() ).XYZ(); + const SMDS_MeshNode* centrNode = aNodes[8]; + if ( centrNode == 0 ) + { + centrNode = helper.GetCentralNode( aNodes[0], aNodes[1], aNodes[2], aNodes[3], + aNodes[4], aNodes[5], aNodes[6], aNodes[7], + surface.IsNull() ); + myLastCreatedNodes.Append(centrNode); } - const SMDS_MeshNode* newN = aMesh->AddNode( p.X(), p.Y(), p.Z() ); - myLastCreatedNodes.Append(newN); // create a new element const SMDS_MeshElement* newElem1 = 0; const SMDS_MeshElement* newElem2 = 0; if ( the13Diag ) { newElem1 = aMesh->AddFace(aNodes[2], aNodes[3], aNodes[0], - aNodes[6], aNodes[7], newN ); + aNodes[6], aNodes[7], centrNode ); newElem2 = aMesh->AddFace(aNodes[2], aNodes[0], aNodes[1], - newN, aNodes[4], aNodes[5] ); + centrNode, aNodes[4], aNodes[5] ); } else { newElem1 = aMesh->AddFace(aNodes[3], aNodes[0], aNodes[1], - aNodes[7], aNodes[4], newN ); + aNodes[7], aNodes[4], centrNode ); newElem2 = aMesh->AddFace(aNodes[3], aNodes[1], aNodes[2], - newN, aNodes[5], aNodes[6] ); + centrNode, aNodes[5], aNodes[6] ); } myLastCreatedElems.Append(newElem1); myLastCreatedElems.Append(newElem2); // put a new triangle on the same shape and add to the same groups if ( aShapeId ) - { - aMesh->SetMeshElementOnShape( newElem1, aShapeId ); - aMesh->SetMeshElementOnShape( newElem2, aShapeId ); - } + { + aMesh->SetMeshElementOnShape( newElem1, aShapeId ); + aMesh->SetMeshElementOnShape( newElem2, aShapeId ); + } AddToSameGroups( newElem1, elem, aMesh ); AddToSameGroups( newElem2, elem, aMesh ); aMesh->RemoveElement( elem ); @@ -2305,8 +3153,6 @@ bool SMESH_MeshEditor::TriToQuad (TIDSortedElemSet & theElems, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE( "::TriToQuad()" ); - if ( !theCrit.get() ) return false; @@ -2411,7 +3257,7 @@ bool SMESH_MeshEditor::TriToQuad (TIDSortedElemSet & theElems, if ( startElem ) { // Get candidates to be fused const SMDS_MeshElement *tr1 = startElem, *tr2 = 0, *tr3 = 0; - const SMESH_TLink *link12, *link13; + const SMESH_TLink *link12 = 0, *link13 = 0; startElem = 0; ASSERT( mapEl_setLi.find( tr1 ) != mapEl_setLi.end() ); set< SMESH_TLink >& setLi = mapEl_setLi[ tr1 ]; @@ -3060,13 +3906,8 @@ static bool getClosestUV (Extrema_GenExtPS& projector, if ( projector.IsDone() ) { double u, v, minVal = DBL_MAX; for ( int i = projector.NbExt(); i > 0; i-- ) -#if OCC_VERSION_LARGE > 0x06040000 // Porting to OCCT6.5.1 if ( projector.SquareDistance( i ) < minVal ) { minVal = projector.SquareDistance( i ); -#else - if ( projector.Value( i ) < minVal ) { - minVal = projector.Value( i ); -#endif projector.Point( i ).Parameter( u, v ); } result.SetCoord( u, v ); @@ -3095,8 +3936,6 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE((theSmoothMethod==LAPLACIAN ? "LAPLACIAN" : "CENTROIDAL") << "--::Smooth()"); - if ( theTgtAspectRatio < 1.0 ) theTgtAspectRatio = 1.0; @@ -3135,28 +3974,33 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, // smooth elements on each TopoDS_Face separately // =============================================== - set< int >::reverse_iterator fId = faceIdSet.rbegin(); // treate 0 fId at the end - for ( ; fId != faceIdSet.rend(); ++fId ) { + SMESH_MesherHelper helper( *GetMesh() ); + + set< int >::reverse_iterator fId = faceIdSet.rbegin(); // treat 0 fId at the end + for ( ; fId != faceIdSet.rend(); ++fId ) + { // get face surface and submesh Handle(Geom_Surface) surface; SMESHDS_SubMesh* faceSubMesh = 0; TopoDS_Face face; - double fToler2 = 0, f,l; + double fToler2 = 0; double u1 = 0, u2 = 0, v1 = 0, v2 = 0; bool isUPeriodic = false, isVPeriodic = false; - if ( *fId ) { + if ( *fId ) + { face = TopoDS::Face( aMesh->IndexToShape( *fId )); surface = BRep_Tool::Surface( face ); faceSubMesh = aMesh->MeshElements( *fId ); fToler2 = BRep_Tool::Tolerance( face ); fToler2 *= fToler2 * 10.; isUPeriodic = surface->IsUPeriodic(); - if ( isUPeriodic ) - surface->UPeriod(); + // if ( isUPeriodic ) + // surface->UPeriod(); isVPeriodic = surface->IsVPeriodic(); - if ( isVPeriodic ) - surface->VPeriod(); + // if ( isVPeriodic ) + // surface->VPeriod(); surface->Bounds( u1, u2, v1, v2 ); + helper.SetSubShape( face ); } // --------------------------------------------------------- // for elements on a face, find movable and fixed nodes and @@ -3178,7 +4022,8 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, int nbElemOnFace = 0; itElem = theElems.begin(); // loop on not yet smoothed elements: look for elems on a face - while ( itElem != theElems.end() ) { + while ( itElem != theElems.end() ) + { if ( faceSubMesh && nbElemOnFace == faceSubMesh->NbElements() ) break; // all elements found @@ -3212,9 +4057,9 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, { // check if all faces around the node are on faceSubMesh // because a node on edge may be bound to face - SMDS_ElemIteratorPtr eIt = node->GetInverseElementIterator(SMDSAbs_Face); bool all = true; if ( faceSubMesh ) { + SMDS_ElemIteratorPtr eIt = node->GetInverseElementIterator(SMDSAbs_Face); while ( eIt->more() && all ) { const SMDS_MeshElement* e = eIt->next(); all = faceSubMesh->Contains( e ); @@ -3234,12 +4079,15 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, // get nodes to check UV list< const SMDS_MeshNode* > uvCheckNodes; + const SMDS_MeshNode* nodeInFace = 0; itN = elem->nodesIterator(); nn = 0; nbn = elem->NbNodes(); if(elem->IsQuadratic()) nbn = nbn/2; while ( nn++ < nbn ) { node = static_cast( itN->next() ); + if ( node->GetPosition()->GetDim() == 2 ) + nodeInFace = node; if ( uvMap.find( node ) == uvMap.end() ) uvCheckNodes.push_back( node ); // add nodes of elems sharing node @@ -3265,41 +4113,21 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, const SMDS_PositionPtr& pos = node->GetPosition(); posType = pos ? pos->GetTypeOfPosition() : SMDS_TOP_3DSPACE; // get existing UV - switch ( posType ) { - case SMDS_TOP_FACE: { - SMDS_FacePosition* fPos = ( SMDS_FacePosition* ) pos; - uv.SetCoord( fPos->GetUParameter(), fPos->GetVParameter() ); - break; - } - case SMDS_TOP_EDGE: { - TopoDS_Shape S = aMesh->IndexToShape( node->getshapeId() ); - Handle(Geom2d_Curve) pcurve; - if ( !S.IsNull() && S.ShapeType() == TopAbs_EDGE ) - pcurve = BRep_Tool::CurveOnSurface( TopoDS::Edge( S ), face, f,l ); - if ( !pcurve.IsNull() ) { - double u = (( SMDS_EdgePosition* ) pos )->GetUParameter(); - uv = pcurve->Value( u ).XY(); - } - break; - } - case SMDS_TOP_VERTEX: { - TopoDS_Shape S = aMesh->IndexToShape( node->getshapeId() ); - if ( !S.IsNull() && S.ShapeType() == TopAbs_VERTEX ) - uv = BRep_Tool::Parameters( TopoDS::Vertex( S ), face ).XY(); - break; - } - default:; - } - // check existing UV - bool project = true; - gp_Pnt pNode ( node->X(), node->Y(), node->Z() ); - double dist1 = DBL_MAX, dist2 = 0; - if ( posType != SMDS_TOP_3DSPACE ) { - dist1 = pNode.SquareDistance( surface->Value( uv.X(), uv.Y() )); - project = dist1 > fToler2; - } + if ( pos ) + { + bool toCheck = true; + uv = helper.GetNodeUV( face, node, nodeInFace, &toCheck ); + } + // compute not existing UV + bool project = ( posType == SMDS_TOP_3DSPACE ); + // double dist1 = DBL_MAX, dist2 = 0; + // if ( posType != SMDS_TOP_3DSPACE ) { + // dist1 = pNode.SquareDistance( surface->Value( uv.X(), uv.Y() )); + // project = dist1 > fToler2; + // } if ( project ) { // compute new UV gp_XY newUV; + gp_Pnt pNode = SMESH_TNodeXYZ( node ); if ( !getClosestUV( projector, pNode, newUV )) { MESSAGE("Node Projection Failed " << node); } @@ -3309,9 +4137,9 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, if ( isVPeriodic ) newUV.SetY( ElCLib::InPeriod( newUV.Y(), v1, v2 )); // check new UV - if ( posType != SMDS_TOP_3DSPACE ) - dist2 = pNode.SquareDistance( surface->Value( newUV.X(), newUV.Y() )); - if ( dist2 < dist1 ) + // if ( posType != SMDS_TOP_3DSPACE ) + // dist2 = pNode.SquareDistance( surface->Value( newUV.X(), newUV.Y() )); + // if ( dist2 < dist1 ) uv = newUV; } } @@ -3379,9 +4207,8 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, uv2 = pcurve->Value( f ); int iPar = Abs( uv1.X() - uv2.X() ) > Abs( uv1.Y() - uv2.Y() ) ? 1 : 2; // assure uv1 < uv2 - if ( uv1.Coord( iPar ) > uv2.Coord( iPar )) { - gp_Pnt2d tmp = uv1; uv1 = uv2; uv2 = tmp; - } + if ( uv1.Coord( iPar ) > uv2.Coord( iPar )) + std::swap( uv1, uv2 ); // get nodes on seam and its vertices list< const SMDS_MeshNode* > seamNodes; SMDS_NodeIteratorPtr nSeamIt = sm->GetNodes(); @@ -3431,12 +4258,14 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, setMovableNodes.find( n ) == setMovableNodes.end() ) continue; // add only nodes being closer to uv2 than to uv1 - gp_Pnt pMid (0.5 * ( n->X() + nSeam->X() ), - 0.5 * ( n->Y() + nSeam->Y() ), - 0.5 * ( n->Z() + nSeam->Z() )); - gp_XY uv; - getClosestUV( projector, pMid, uv ); - if ( uv.Coord( iPar ) > uvMap[ n ]->Coord( iPar ) ) { + // gp_Pnt pMid (0.5 * ( n->X() + nSeam->X() ), + // 0.5 * ( n->Y() + nSeam->Y() ), + // 0.5 * ( n->Z() + nSeam->Z() )); + // gp_XY uv; + // getClosestUV( projector, pMid, uv ); + double x = uvMap[ n ]->Coord( iPar ); + if ( Abs( uv1.Coord( iPar ) - x ) > + Abs( uv2.Coord( iPar ) - x )) { nodesNearSeam.insert( n ); nbUseMap2++; } @@ -3513,18 +4342,18 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, } } if ( maxRatio <= theTgtAspectRatio ) { - MESSAGE("-- quality achived --"); + //MESSAGE("-- quality achived --"); break; } if (it+1 == theNbIterations) { - MESSAGE("-- Iteration limit exceeded --"); + //MESSAGE("-- Iteration limit exceeded --"); } } // smoothing iterations - MESSAGE(" Face id: " << *fId << - " Nb iterstions: " << it << - " Displacement: " << maxDisplacement << - " Aspect Ratio " << maxRatio); + // MESSAGE(" Face id: " << *fId << + // " Nb iterstions: " << it << + // " Displacement: " << maxDisplacement << + // " Aspect Ratio " << maxRatio); // --------------------------------------- // new nodes positions are computed, @@ -3545,8 +4374,6 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, // move medium nodes of quadratic elements if ( isQuadratic ) { - SMESH_MesherHelper helper( *GetMesh() ); - helper.SetSubShape( face ); vector nodes; bool checkUV; list< const SMDS_MeshElement* >::iterator elemIt = elemsOnFace.begin(); @@ -3583,26 +4410,49 @@ void SMESH_MeshEditor::Smooth (TIDSortedElemSet & theElems, } -//======================================================================= -//function : isReverse -//purpose : Return true if normal of prevNodes is not co-directied with -// gp_Vec(prevNodes[iNotSame],nextNodes[iNotSame]). -// iNotSame is where prevNodes and nextNodes are different. -// If result is true then future volume orientation is OK -//======================================================================= - -static bool isReverse(const SMDS_MeshElement* face, - const vector& prevNodes, - const vector& nextNodes, - const int iNotSame) +namespace { + //======================================================================= + //function : isReverse + //purpose : Return true if normal of prevNodes is not co-directied with + // gp_Vec(prevNodes[iNotSame],nextNodes[iNotSame]). + // iNotSame is where prevNodes and nextNodes are different. + // If result is true then future volume orientation is OK + //======================================================================= + + bool isReverse(const SMDS_MeshElement* face, + const vector& prevNodes, + const vector& nextNodes, + const int iNotSame) + { + + SMESH_TNodeXYZ pP = prevNodes[ iNotSame ]; + SMESH_TNodeXYZ pN = nextNodes[ iNotSame ]; + gp_XYZ extrDir( pN - pP ), faceNorm; + SMESH_MeshAlgos::FaceNormal( face, faceNorm, /*normalized=*/false ); - SMESH_TNodeXYZ pP = prevNodes[ iNotSame ]; - SMESH_TNodeXYZ pN = nextNodes[ iNotSame ]; - gp_XYZ extrDir( pN - pP ), faceNorm; - SMESH_MeshAlgos::FaceNormal( face, faceNorm, /*normalized=*/false ); + return faceNorm * extrDir < 0.0; + } + + //================================================================================ + /*! + * \brief Assure that theElemSets[0] holds elements, not nodes + */ + //================================================================================ - return faceNorm * extrDir < 0.0; + void setElemsFirst( TIDSortedElemSet theElemSets[2] ) + { + if ( !theElemSets[0].empty() && + (*theElemSets[0].begin())->GetType() == SMDSAbs_Node ) + { + std::swap( theElemSets[0], theElemSets[1] ); + } + else if ( !theElemSets[1].empty() && + (*theElemSets[1].begin())->GetType() != SMDSAbs_Node ) + { + std::swap( theElemSets[0], theElemSets[1] ); + } + } } //======================================================================= @@ -3619,10 +4469,9 @@ static bool isReverse(const SMDS_MeshElement* face, void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, const vector & newNodesItVec, list& newElems, - const int nbSteps, + const size_t nbSteps, SMESH_SequenceOfElemPtr& srcElements) { - //MESSAGE("sweepElement " << nbSteps); SMESHDS_Mesh* aMesh = GetMeshDS(); const int nbNodes = elem->NbNodes(); @@ -3682,7 +4531,7 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, } else { - const vector& ind = SMDS_MeshCell::reverseSmdsOrder( baseType ); + const vector& ind = SMDS_MeshCell::reverseSmdsOrder( baseType, nbNodes ); SMDS_MeshCell::applyInterlace( ind, itNN ); SMDS_MeshCell::applyInterlace( ind, prevNod ); SMDS_MeshCell::applyInterlace( ind, nextNod ); @@ -3702,6 +4551,34 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, } } } + else if ( elem->GetType() == SMDSAbs_Edge ) + { + // orient a new face same as adjacent one + int i1, i2; + const SMDS_MeshElement* e; + TIDSortedElemSet dummy; + if (( e = SMESH_MeshAlgos::FindFaceInSet( nextNod[0], prevNod[0], dummy,dummy, &i1, &i2 )) || + ( e = SMESH_MeshAlgos::FindFaceInSet( prevNod[1], nextNod[1], dummy,dummy, &i1, &i2 )) || + ( e = SMESH_MeshAlgos::FindFaceInSet( prevNod[0], prevNod[1], dummy,dummy, &i1, &i2 ))) + { + // there is an adjacent face, check order of nodes in it + bool sameOrder = ( Abs( i2 - i1 ) == 1 ) ? ( i2 > i1 ) : ( i2 < i1 ); + if ( sameOrder ) + { + std::swap( itNN[0], itNN[1] ); + std::swap( prevNod[0], prevNod[1] ); + std::swap( nextNod[0], nextNod[1] ); +#if defined(__APPLE__) + std::swap( isSingleNode[0], isSingleNode[1] ); +#else + isSingleNode.swap( isSingleNode[0], isSingleNode[1] ); +#endif + if ( nbSame > 0 ) + sames[0] = 1 - sames[0]; + iNotSameNode = 1 - iNotSameNode; + } + } + } int iSameNode = 0, iBeforeSame = 0, iAfterSame = 0, iOpposSame = 0; if ( nbSame > 0 ) { @@ -3711,8 +4588,19 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, iOpposSame = ( iSameNode - 2 < 0 ? iSameNode + 2 : iSameNode - 2 ); } + if ( baseType == SMDSEntity_Polygon ) + { + if ( nbNodes == 3 ) baseType = SMDSEntity_Triangle; + else if ( nbNodes == 4 ) baseType = SMDSEntity_Quadrangle; + } + else if ( baseType == SMDSEntity_Quad_Polygon ) + { + if ( nbNodes == 6 ) baseType = SMDSEntity_Quad_Triangle; + else if ( nbNodes == 8 ) baseType = SMDSEntity_Quad_Quadrangle; + } + // make new elements - for (int iStep = 0; iStep < nbSteps; iStep++ ) + for ( size_t iStep = 0; iStep < nbSteps; iStep++ ) { // get next nodes for ( iNode = 0; iNode < nbNodes; iNode++ ) @@ -3807,11 +4695,11 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, return; // medium node on axis } else if(sames[0]==0) - aNewElem = aMesh->AddFace(prevNod[0], nextNod[1], prevNod[1], - nextNod[2], midlNod[1], prevNod[2]); + aNewElem = aMesh->AddFace(prevNod[0], prevNod[1], nextNod[1], + prevNod[2], midlNod[1], nextNod[2] ); else // sames[0]==1 - aNewElem = aMesh->AddFace(prevNod[0], nextNod[0], prevNod[1], - midlNod[0], nextNod[2], prevNod[2]); + aNewElem = aMesh->AddFace(prevNod[0], prevNod[1], nextNod[0], + prevNod[2], nextNod[2], midlNod[0]); } } else if ( nbDouble == 3 ) @@ -3856,7 +4744,7 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, break; } case SMDSEntity_Quad_Triangle: // sweep (Bi)Quadratic TRIANGLE ---> - case SMDSEntity_BiQuad_Triangle: /* ??? */ { + case SMDSEntity_BiQuad_Triangle: /* ??? */ { if ( nbDouble+nbSame != 3 ) break; if(nbSame==0) { // ---> pentahedron with 15 nodes @@ -3908,7 +4796,7 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, else if(nbSame==1) { // ---> pyramid + pentahedron - can not be created since it is needed // additional middle node at the center of face - INFOS( " Sweep for face " << elem->GetID() << " can not be created" ); + //INFOS( " Sweep for face " << elem->GetID() << " can not be created" ); return; } else if( nbSame == 2 ) { @@ -3977,14 +4865,14 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, default: break; - } - } + } // switch ( baseType ) + } // scope if ( !aNewElem && elem->GetType() == SMDSAbs_Face ) // try to create a polyherdal prism { if ( baseType != SMDSEntity_Polygon ) { - const std::vector& ind = SMDS_MeshCell::interlacedSmdsOrder(baseType); + const std::vector& ind = SMDS_MeshCell::interlacedSmdsOrder(baseType,nbNodes); SMDS_MeshCell::applyInterlace( ind, prevNod ); SMDS_MeshCell::applyInterlace( ind, nextNod ); SMDS_MeshCell::applyInterlace( ind, midlNod ); @@ -4009,21 +4897,30 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, quantities.push_back( nbNodes ); // side faces - for (int iface = 0; iface < nbNodes; iface++) + // 3--6--2 + // | | + // 7 5 + // | | + // 0--4--1 + const int iQuad = elem->IsQuadratic(); + for (int iface = 0; iface < nbNodes; iface += 1+iQuad ) { - const int prevNbNodes = polyedre_nodes.size(); - int inextface = (iface+1) % nbNodes; - polyedre_nodes.push_back( prevNod[inextface] ); - polyedre_nodes.push_back( prevNod[iface] ); - if ( prevNod[iface] != nextNod[iface] ) + const int prevNbNodes = polyedre_nodes.size(); // to detect degenerated face + int inextface = (iface+1+iQuad) % nbNodes; + int imid = (iface+1) % nbNodes; + polyedre_nodes.push_back( prevNod[inextface] ); // 0 + if ( iQuad ) polyedre_nodes.push_back( prevNod[imid] ); // 4 + polyedre_nodes.push_back( prevNod[iface] ); // 1 + if ( prevNod[iface] != nextNod[iface] ) // 1 != 2 { - if ( midlNod[ iface ]) polyedre_nodes.push_back( midlNod[ iface ]); - polyedre_nodes.push_back( nextNod[iface] ); + if ( midlNod[ iface ]) polyedre_nodes.push_back( midlNod[ iface ]); // 5 + polyedre_nodes.push_back( nextNod[iface] ); // 2 } - if ( prevNod[inextface] != nextNod[inextface] ) + if ( iQuad ) polyedre_nodes.push_back( nextNod[imid] ); // 6 + if ( prevNod[inextface] != nextNod[inextface] ) // 0 != 3 { - polyedre_nodes.push_back( nextNod[inextface] ); - if ( midlNod[ inextface ]) polyedre_nodes.push_back( midlNod[ inextface ]); + polyedre_nodes.push_back( nextNod[inextface] ); // 3 + if ( midlNod[ inextface ]) polyedre_nodes.push_back( midlNod[ inextface ]);// 7 } const int nbFaceNodes = polyedre_nodes.size() - prevNbNodes; if ( nbFaceNodes > 2 ) @@ -4032,7 +4929,8 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, polyedre_nodes.resize( prevNbNodes ); } aNewElem = aMesh->AddPolyhedralVolume (polyedre_nodes, quantities); - } + + } // try to create a polyherdal prism if ( aNewElem ) { newElems.push_back( aNewElem ); @@ -4044,7 +4942,7 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, for ( iNode = 0; iNode < nbNodes; iNode++ ) prevNod[ iNode ] = nextNod[ iNode ]; - } // for steps + } // loop on steps } //======================================================================= @@ -4060,7 +4958,7 @@ void SMESH_MeshEditor::sweepElement(const SMDS_MeshElement* elem, //======================================================================= void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, - TElemOfElemListMap & newElemsMap, + TTElemOfElemListMap & newElemsMap, TElemOfVecOfNnlmiMap & elemNewNodesMap, TIDSortedElemSet& elemSet, const int nbSteps, @@ -4083,16 +4981,20 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, const SMDS_MeshElement* el = 0; SMDSAbs_ElementType highType = SMDSAbs_Edge; // count most complex elements only while ( eIt->more() && nbInitElems < 2 ) { - el = eIt->next(); - SMDSAbs_ElementType type = el->GetType(); - if ( type == SMDSAbs_Volume || type < highType ) continue; + const SMDS_MeshElement* e = eIt->next(); + SMDSAbs_ElementType type = e->GetType(); + if ( type == SMDSAbs_Volume || + type < highType || + !elemSet.count(e)) + continue; if ( type > highType ) { nbInitElems = 0; - highType = type; + highType = type; } - nbInitElems += elemSet.count(el); + el = e; + ++nbInitElems; } - if ( nbInitElems < 2 ) { + if ( nbInitElems == 1 ) { bool NotCreateEdge = el && el->IsMediumNode(node); if(!NotCreateEdge) { vector newNodesItVec( 1, nList ); @@ -4105,7 +5007,9 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, // Make a ceiling for each element ie an equal element of last new nodes. // Find free links of faces - make edges and sweep them into faces. - TElemOfElemListMap::iterator itElem = newElemsMap.begin(); + ElemFeatures polyFace( SMDSAbs_Face, /*isPoly=*/true ), anyFace; + + TTElemOfElemListMap::iterator itElem = newElemsMap.begin(); TElemOfVecOfNnlmiMap::iterator itElemNodes = elemNewNodesMap.begin(); for ( ; itElem != newElemsMap.end(); itElem++, itElemNodes++ ) { @@ -4208,7 +5112,7 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, // sweep free links into faces - if ( hasFreeLinks ) { + if ( hasFreeLinks ) { list & newVolumes = itElem->second; int iVol, volNb, nbVolumesByStep = newVolumes.size() / nbSteps; @@ -4242,11 +5146,12 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, freeInd.push_back( iF ); // find source edge of a free face iF vector commonNodes; // shared by the initial and free faces - commonNodes.resize( initNodeSet.size(), NULL ); // avoid spoiling memory - std::set_intersection( faceNodeSet.begin(), faceNodeSet.end(), - initNodeSet.begin(), initNodeSet.end(), - commonNodes.begin()); - if ( (*v)->IsQuadratic() ) + vector::iterator lastCommom; + commonNodes.resize( nbNodes, 0 ); + lastCommom = std::set_intersection( faceNodeSet.begin(), faceNodeSet.end(), + initNodeSet.begin(), initNodeSet.end(), + commonNodes.begin()); + if ( std::distance( commonNodes.begin(), lastCommom ) == 3 ) srcEdges.push_back(aMesh->FindEdge (commonNodes[0],commonNodes[1],commonNodes[2])); else srcEdges.push_back(aMesh->FindEdge (commonNodes[0],commonNodes[1])); @@ -4262,10 +5167,11 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, if ( freeInd.empty() ) continue; - // create faces for all steps; + // create wall faces for all steps; // if such a face has been already created by sweep of edge, // assure that its orientation is OK - for ( int iStep = 0; iStep < nbSteps; iStep++ ) { + for ( int iStep = 0; iStep < nbSteps; iStep++ ) + { vTool.Set( *v, /*ignoreCentralNodes=*/false ); vTool.SetExternalNormal(); const int nextShift = vTool.IsForward() ? +1 : -1; @@ -4392,7 +5298,7 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, if ( f ) aMesh->ChangeElementNodes( f, &polygon_nodes[0], nbn ); else - AddElement(polygon_nodes, SMDSAbs_Face, polygon_nodes.size()>4); + AddElement( polygon_nodes, polyFace.SetQuad( (*v)->IsQuadratic() )); } } @@ -4419,36 +5325,20 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, aFaceLastNodes.erase( vecNewNodes.back()->second.back() ); iF = lastVol.GetFaceIndex( aFaceLastNodes ); } - if ( iF >= 0 ) { + if ( iF >= 0 ) + { lastVol.SetExternalNormal(); const SMDS_MeshNode** nodes = lastVol.GetFaceNodes( iF ); - int nbn = lastVol.NbFaceNodes( iF ); - // we do not use this->AddElement() because nodes are interlaced + const int nbn = lastVol.NbFaceNodes( iF ); vector nodeVec( nodes, nodes+nbn ); if ( !hasFreeLinks || !aMesh->FindElement( nodeVec, SMDSAbs_Face, /*noMedium=*/false) ) { - if ( nbn == 3 ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[1], nodes[2] )); - - else if ( nbn == 4 ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[1], nodes[2], nodes[3])); - - else if ( nbn == 6 && isQuadratic ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], - nodes[1], nodes[3], nodes[5])); - else if ( nbn == 7 && isQuadratic ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], - nodes[1], nodes[3], nodes[5], nodes[6])); - else if ( nbn == 8 && isQuadratic ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], nodes[6], - nodes[1], nodes[3], nodes[5], nodes[7])); - else if ( nbn == 9 && isQuadratic ) - myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], nodes[6], - nodes[1], nodes[3], nodes[5], nodes[7], - nodes[8])); - else - myLastCreatedElems.Append(aMesh->AddPolygonalFace( nodeVec )); + const vector& interlace = + SMDS_MeshCell::interlacedSmdsOrder( elem->GetEntityType(), nbn ); + SMDS_MeshCell::applyInterlaceRev( interlace, nodeVec ); + + AddElement( nodeVec, anyFace.Init( elem )); while ( srcElements.Length() < myLastCreatedElems.Length() ) srcElements.Append( elem ); @@ -4463,7 +5353,7 @@ void SMESH_MeshEditor::makeWalls (TNodeOfNodeListMap & mapNewNodes, //======================================================================= SMESH_MeshEditor::PGroupIDs -SMESH_MeshEditor::RotationSweep(TIDSortedElemSet & theElems, +SMESH_MeshEditor::RotationSweep(TIDSortedElemSet theElemSets[2], const gp_Ax1& theAxis, const double theAngle, const int theNbSteps, @@ -4477,7 +5367,6 @@ SMESH_MeshEditor::RotationSweep(TIDSortedElemSet & theElems, // source elements for each generated one SMESH_SequenceOfElemPtr srcElems, srcNodes; - MESSAGE( "RotationSweep()"); gp_Trsf aTrsf; aTrsf.SetRotation( theAxis, theAngle ); gp_Trsf aTrsf2; @@ -4490,89 +5379,94 @@ SMESH_MeshEditor::RotationSweep(TIDSortedElemSet & theElems, TNodeOfNodeListMap mapNewNodes; TElemOfVecOfNnlmiMap mapElemNewNodes; - TElemOfElemListMap newElemsMap; + TTElemOfElemListMap newElemsMap; const bool isQuadraticMesh = bool( myMesh->NbEdges(ORDER_QUADRATIC) + myMesh->NbFaces(ORDER_QUADRATIC) + myMesh->NbVolumes(ORDER_QUADRATIC) ); - // loop on theElems + // loop on theElemSets + setElemsFirst( theElemSets ); TIDSortedElemSet::iterator itElem; - for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) { - const SMDS_MeshElement* elem = *itElem; - if ( !elem || elem->GetType() == SMDSAbs_Volume ) - continue; - vector & newNodesItVec = mapElemNewNodes[ elem ]; - newNodesItVec.reserve( elem->NbNodes() ); + for ( int is2ndSet = 0; is2ndSet < 2; ++is2ndSet ) + { + TIDSortedElemSet& theElems = theElemSets[ is2ndSet ]; + for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) { + const SMDS_MeshElement* elem = *itElem; + if ( !elem || elem->GetType() == SMDSAbs_Volume ) + continue; + vector & newNodesItVec = mapElemNewNodes[ elem ]; + newNodesItVec.reserve( elem->NbNodes() ); - // loop on elem nodes - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) - { - // check if a node has been already sweeped - const SMDS_MeshNode* node = cast2Node( itN->next() ); + // loop on elem nodes + SMDS_ElemIteratorPtr itN = elem->nodesIterator(); + while ( itN->more() ) + { + const SMDS_MeshNode* node = cast2Node( itN->next() ); - gp_XYZ aXYZ( node->X(), node->Y(), node->Z() ); - double coord[3]; - aXYZ.Coord( coord[0], coord[1], coord[2] ); - bool isOnAxis = ( aLine.SquareDistance( aXYZ ) <= aSqTol ); + gp_XYZ aXYZ( node->X(), node->Y(), node->Z() ); + double coord[3]; + aXYZ.Coord( coord[0], coord[1], coord[2] ); + bool isOnAxis = ( aLine.SquareDistance( aXYZ ) <= aSqTol ); - TNodeOfNodeListMapItr nIt = - mapNewNodes.insert( make_pair( node, list() )).first; - list& listNewNodes = nIt->second; - if ( listNewNodes.empty() ) - { - // check if we are to create medium nodes between corner ones - bool needMediumNodes = false; - if ( isQuadraticMesh ) + // check if a node has been already sweeped + TNodeOfNodeListMapItr nIt = + mapNewNodes.insert( make_pair( node, list() )).first; + list& listNewNodes = nIt->second; + if ( listNewNodes.empty() ) { - SMDS_ElemIteratorPtr it = node->GetInverseElementIterator(); - while (it->more() && !needMediumNodes ) + // check if we are to create medium nodes between corner ones + bool needMediumNodes = false; + if ( isQuadraticMesh ) { - const SMDS_MeshElement* invElem = it->next(); - if ( invElem != elem && !theElems.count( invElem )) continue; - needMediumNodes = ( invElem->IsQuadratic() && !invElem->IsMediumNode(node) ); - if ( !needMediumNodes && invElem->GetEntityType() == SMDSEntity_BiQuad_Quadrangle ) - needMediumNodes = true; + SMDS_ElemIteratorPtr it = node->GetInverseElementIterator(); + while (it->more() && !needMediumNodes ) + { + const SMDS_MeshElement* invElem = it->next(); + if ( invElem != elem && !theElems.count( invElem )) continue; + needMediumNodes = ( invElem->IsQuadratic() && !invElem->IsMediumNode(node) ); + if ( !needMediumNodes && invElem->GetEntityType() == SMDSEntity_BiQuad_Quadrangle ) + needMediumNodes = true; + } } - } - // make new nodes - const SMDS_MeshNode * newNode = node; - for ( int i = 0; i < theNbSteps; i++ ) { - if ( !isOnAxis ) { - if ( needMediumNodes ) // create a medium node - { - aTrsf2.Transforms( coord[0], coord[1], coord[2] ); + // make new nodes + const SMDS_MeshNode * newNode = node; + for ( int i = 0; i < theNbSteps; i++ ) { + if ( !isOnAxis ) { + if ( needMediumNodes ) // create a medium node + { + aTrsf2.Transforms( coord[0], coord[1], coord[2] ); + newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); + myLastCreatedNodes.Append(newNode); + srcNodes.Append( node ); + listNewNodes.push_back( newNode ); + aTrsf2.Transforms( coord[0], coord[1], coord[2] ); + } + else { + aTrsf.Transforms( coord[0], coord[1], coord[2] ); + } + // create a corner node newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); myLastCreatedNodes.Append(newNode); srcNodes.Append( node ); listNewNodes.push_back( newNode ); - aTrsf2.Transforms( coord[0], coord[1], coord[2] ); } else { - aTrsf.Transforms( coord[0], coord[1], coord[2] ); + listNewNodes.push_back( newNode ); + // if ( needMediumNodes ) + // listNewNodes.push_back( newNode ); } - // create a corner node - newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); - myLastCreatedNodes.Append(newNode); - srcNodes.Append( node ); - listNewNodes.push_back( newNode ); - } - else { - listNewNodes.push_back( newNode ); - // if ( needMediumNodes ) - // listNewNodes.push_back( newNode ); } } + newNodesItVec.push_back( nIt ); } - newNodesItVec.push_back( nIt ); + // make new elements + sweepElement( elem, newNodesItVec, newElemsMap[elem], theNbSteps, srcElems ); } - // make new elements - sweepElement( elem, newNodesItVec, newElemsMap[elem], theNbSteps, srcElems ); } if ( theMakeWalls ) - makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElems, theNbSteps, srcElems ); + makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElemSets[0], theNbSteps, srcElems ); PGroupIDs newGroupIDs; if ( theMakeGroups ) @@ -4581,50 +5475,423 @@ SMESH_MeshEditor::RotationSweep(TIDSortedElemSet & theElems, return newGroupIDs; } - //======================================================================= -//function : CreateNode -//purpose : +//function : ExtrusParam +//purpose : standard construction //======================================================================= -const SMDS_MeshNode* SMESH_MeshEditor::CreateNode(const double x, - const double y, - const double z, - const double tolnode, - SMESH_SequenceOfNode& aNodes) + +SMESH_MeshEditor::ExtrusParam::ExtrusParam( const gp_Vec& theStep, + const int theNbSteps, + const std::list& theScales, + const gp_XYZ* theBasePoint, + const int theFlags, + const double theTolerance): + myDir( theStep ), + myBaseP( Precision::Infinite(), 0, 0 ), + myFlags( theFlags ), + myTolerance( theTolerance ), + myElemsToUse( NULL ) { - // myLastCreatedElems.Clear(); - // myLastCreatedNodes.Clear(); + mySteps = new TColStd_HSequenceOfReal; + const double stepSize = theStep.Magnitude(); + for (int i=1; i<=theNbSteps; i++ ) + mySteps->Append( stepSize ); - gp_Pnt P1(x,y,z); - SMESHDS_Mesh * aMesh = myMesh->GetMeshDS(); + int nbScales = theScales.size(); + if ( nbScales > 0 ) + { + if ( IsLinearVariation() && nbScales < theNbSteps ) + { + myScales.reserve( theNbSteps ); + std::list::const_iterator scale = theScales.begin(); + double prevScale = 1.0; + for ( int iSc = 1; scale != theScales.end(); ++scale, ++iSc ) + { + int iStep = int( iSc / double( nbScales ) * theNbSteps + 0.5 ); + int stDelta = Max( 1, iStep - myScales.size()); + double scDelta = ( *scale - prevScale ) / stDelta; + for ( int iStep = 0; iStep < stDelta; ++iStep ) + { + myScales.push_back( prevScale + scDelta ); + prevScale = myScales.back(); + } + prevScale = *scale; + } + } + else + { + myScales.assign( theScales.begin(), theScales.end() ); + } + } + if ( theBasePoint ) + { + myBaseP = *theBasePoint; + } + + if (( theFlags & EXTRUSION_FLAG_SEW ) && + ( theTolerance > 0 )) + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByDirAndSew; + } + else + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByDir; + } +} + +//======================================================================= +//function : ExtrusParam +//purpose : steps are given explicitly +//======================================================================= + +SMESH_MeshEditor::ExtrusParam::ExtrusParam( const gp_Dir& theDir, + Handle(TColStd_HSequenceOfReal) theSteps, + const int theFlags, + const double theTolerance): + myDir( theDir ), + mySteps( theSteps ), + myFlags( theFlags ), + myTolerance( theTolerance ), + myElemsToUse( NULL ) +{ + if (( theFlags & EXTRUSION_FLAG_SEW ) && + ( theTolerance > 0 )) + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByDirAndSew; + } + else + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByDir; + } +} + +//======================================================================= +//function : ExtrusParam +//purpose : for extrusion by normal +//======================================================================= + +SMESH_MeshEditor::ExtrusParam::ExtrusParam( const double theStepSize, + const int theNbSteps, + const int theFlags, + const int theDim ): + myDir( 1,0,0 ), + mySteps( new TColStd_HSequenceOfReal ), + myFlags( theFlags ), + myTolerance( 0 ), + myElemsToUse( NULL ) +{ + for (int i = 0; i < theNbSteps; i++ ) + mySteps->Append( theStepSize ); + + if ( theDim == 1 ) + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByNormal1D; + } + else + { + myMakeNodesFun = & SMESH_MeshEditor::ExtrusParam::makeNodesByNormal2D; + } +} + +//======================================================================= +//function : ExtrusParam::SetElementsToUse +//purpose : stores elements to use for extrusion by normal, depending on +// state of EXTRUSION_FLAG_USE_INPUT_ELEMS_ONLY flag; +// define myBaseP for scaling +//======================================================================= + +void SMESH_MeshEditor::ExtrusParam::SetElementsToUse( const TIDSortedElemSet& elems, + const TIDSortedElemSet& nodes ) +{ + myElemsToUse = ToUseInpElemsOnly() ? & elems : 0; - // try to search in sequence of existing nodes - // if aNodes.Length()>0 we 'nave to use given sequence - // else - use all nodes of mesh - if(aNodes.Length()>0) { - int i; - for(i=1; i<=aNodes.Length(); i++) { - gp_Pnt P2(aNodes.Value(i)->X(),aNodes.Value(i)->Y(),aNodes.Value(i)->Z()); - if(P1.Distance(P2)nodesIterator(); + while ( itN->more() ) { + const SMDS_MeshElement* node = itN->next(); + if ( newNodes.insert( node ).second ) + myBaseP += SMESH_TNodeXYZ( node ); + } + } } + myBaseP /= newNodes.size(); } - else { - SMDS_NodeIteratorPtr itn = aMesh->nodesIterator(); - while(itn->more()) { - const SMDS_MeshNode* aN = static_cast (itn->next()); - gp_Pnt P2(aN->X(),aN->Y(),aN->Z()); - if(P1.Distance(P2)Length() || !myCurSteps.empty(); +} +//======================================================================= +//function : ExtrusParam::nextStep +//purpose : returns the next step +//======================================================================= + +double SMESH_MeshEditor::ExtrusParam::nextStep() +{ + double res = 0; + if ( !myCurSteps.empty() ) + { + res = myCurSteps.back(); + myCurSteps.pop_back(); + } + else if ( myNextStep <= mySteps->Length() ) + { + myCurSteps.push_back( mySteps->Value( myNextStep )); + ++myNextStep; + if ( myWithMediumNodes ) + { + myCurSteps.back() /= 2.; + myCurSteps.push_back( myCurSteps.back() ); + } + res = nextStep(); + } + return res; +} + +//======================================================================= +//function : ExtrusParam::makeNodesByDir +//purpose : create nodes for standard extrusion +//======================================================================= + +int SMESH_MeshEditor::ExtrusParam:: +makeNodesByDir( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes) +{ + gp_XYZ p = SMESH_TNodeXYZ( srcNode ); + + int nbNodes = 0; + for ( beginStepIter( makeMediumNodes ); moreSteps(); ++nbNodes ) // loop on steps + { + p += myDir.XYZ() * nextStep(); + const SMDS_MeshNode * newNode = mesh->AddNode( p.X(), p.Y(), p.Z() ); + newNodes.push_back( newNode ); + } + + if ( !myScales.empty() ) + { + if ( makeMediumNodes && myMediumScales.empty() ) + { + myMediumScales.resize( myScales.size() ); + double prevFactor = 1.; + for ( size_t i = 0; i < myScales.size(); ++i ) + { + myMediumScales[i] = 0.5 * ( prevFactor + myScales[i] ); + prevFactor = myScales[i]; + } + } + typedef std::vector::iterator ScaleIt; + ScaleIt scales[] = { myScales.begin(), myMediumScales.begin() }; + + size_t iSc = 0, nbScales = myScales.size() + myMediumScales.size(); + + gp_XYZ center = myBaseP; + std::list::iterator nIt = newNodes.begin(); + size_t iN = 0; + for ( beginStepIter( makeMediumNodes ); moreSteps() && ( iN < nbScales ); ++nIt, ++iN ) + { + center += myDir.XYZ() * nextStep(); + + iSc += int( makeMediumNodes ); + ScaleIt& scale = scales[ iSc % 2 ]; + + gp_XYZ xyz = SMESH_TNodeXYZ( *nIt ); + xyz = ( *scale * ( xyz - center )) + center; + mesh->MoveNode( *nIt, xyz.X(), xyz.Y(), xyz.Z() ); + + ++scale; + } + } + return nbNodes; +} + +//======================================================================= +//function : ExtrusParam::makeNodesByDirAndSew +//purpose : create nodes for standard extrusion with sewing +//======================================================================= + +int SMESH_MeshEditor::ExtrusParam:: +makeNodesByDirAndSew( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes) +{ + gp_XYZ P1 = SMESH_TNodeXYZ( srcNode ); + + int nbNodes = 0; + for ( beginStepIter( makeMediumNodes ); moreSteps(); ++nbNodes ) // loop on steps + { + P1 += myDir.XYZ() * nextStep(); + + // try to search in sequence of existing nodes + // if myNodes.Length()>0 we 'nave to use given sequence + // else - use all nodes of mesh + const SMDS_MeshNode * node = 0; + if ( myNodes.Length() > 0 ) { + int i; + for(i=1; i<=myNodes.Length(); i++) { + gp_XYZ P2 = SMESH_TNodeXYZ( myNodes.Value(i) ); + if (( P1 - P2 ).SquareModulus() < myTolerance * myTolerance ) + { + node = myNodes.Value(i); + break; + } + } + } + else { + SMDS_NodeIteratorPtr itn = mesh->nodesIterator(); + while(itn->more()) { + SMESH_TNodeXYZ P2( itn->next() ); + if (( P1 - P2 ).SquareModulus() < myTolerance * myTolerance ) + { + node = P2._node; + break; + } + } + } + + if ( !node ) + node = mesh->AddNode( P1.X(), P1.Y(), P1.Z() ); + + newNodes.push_back( node ); + + } // loop on steps + + return nbNodes; +} + +//======================================================================= +//function : ExtrusParam::makeNodesByNormal2D +//purpose : create nodes for extrusion using normals of faces +//======================================================================= + +int SMESH_MeshEditor::ExtrusParam:: +makeNodesByNormal2D( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes) +{ + const bool alongAvgNorm = ( myFlags & EXTRUSION_FLAG_BY_AVG_NORMAL ); + + gp_XYZ p = SMESH_TNodeXYZ( srcNode ); + + // get normals to faces sharing srcNode + vector< gp_XYZ > norms, baryCenters; + gp_XYZ norm, avgNorm( 0,0,0 ); + SMDS_ElemIteratorPtr faceIt = srcNode->GetInverseElementIterator( SMDSAbs_Face ); + while ( faceIt->more() ) + { + const SMDS_MeshElement* face = faceIt->next(); + if ( myElemsToUse && !myElemsToUse->count( face )) + continue; + if ( SMESH_MeshAlgos::FaceNormal( face, norm, /*normalized=*/true )) + { + norms.push_back( norm ); + avgNorm += norm; + if ( !alongAvgNorm ) + { + gp_XYZ bc(0,0,0); + int nbN = 0; + for ( SMDS_ElemIteratorPtr nIt = face->nodesIterator(); nIt->more(); ++nbN ) + bc += SMESH_TNodeXYZ( nIt->next() ); + baryCenters.push_back( bc / nbN ); + } } } - // create new node and return it - const SMDS_MeshNode* NewNode = aMesh->AddNode(x,y,z); - //myLastCreatedNodes.Append(NewNode); - return NewNode; + if ( norms.empty() ) return 0; + + double normSize = avgNorm.Modulus(); + if ( normSize < std::numeric_limits::min() ) + return 0; + + if ( myFlags & EXTRUSION_FLAG_BY_AVG_NORMAL ) // extrude along avgNorm + { + myDir = avgNorm; + return makeNodesByDir( mesh, srcNode, newNodes, makeMediumNodes ); + } + + avgNorm /= normSize; + + int nbNodes = 0; + for ( beginStepIter( makeMediumNodes ); moreSteps(); ++nbNodes ) // loop on steps + { + gp_XYZ pNew = p; + double stepSize = nextStep(); + + if ( norms.size() > 1 ) + { + for ( size_t iF = 0; iF < norms.size(); ++iF ) // loop on faces + { + // translate plane of a face + baryCenters[ iF ] += norms[ iF ] * stepSize; + + // find point of intersection of the face plane located at baryCenters[ iF ] + // and avgNorm located at pNew + double d = -( norms[ iF ] * baryCenters[ iF ]); // d of plane equation ax+by+cz+d=0 + double dot = ( norms[ iF ] * avgNorm ); + if ( dot < std::numeric_limits::min() ) + dot = stepSize * 1e-3; + double step = -( norms[ iF ] * pNew + d ) / dot; + pNew += step * avgNorm; + } + } + else + { + pNew += stepSize * avgNorm; + } + p = pNew; + + const SMDS_MeshNode * newNode = mesh->AddNode( p.X(), p.Y(), p.Z() ); + newNodes.push_back( newNode ); + } + return nbNodes; } +//======================================================================= +//function : ExtrusParam::makeNodesByNormal1D +//purpose : create nodes for extrusion using normals of edges +//======================================================================= + +int SMESH_MeshEditor::ExtrusParam:: +makeNodesByNormal1D( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes) +{ + throw SALOME_Exception("Extrusion 1D by Normal not implemented"); + return 0; +} //======================================================================= //function : ExtrusionSweep @@ -4632,24 +5899,15 @@ const SMDS_MeshNode* SMESH_MeshEditor::CreateNode(const double x, //======================================================================= SMESH_MeshEditor::PGroupIDs -SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet & theElems, - const gp_Vec& theStep, - const int theNbSteps, - TElemOfElemListMap& newElemsMap, - const bool theMakeGroups, - const int theFlags, - const double theTolerance) +SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet theElems[2], + const gp_Vec& theStep, + const int theNbSteps, + TTElemOfElemListMap& newElemsMap, + const int theFlags, + const double theTolerance) { - ExtrusParam aParams; - aParams.myDir = gp_Dir(theStep); - aParams.myNodes.Clear(); - aParams.mySteps = new TColStd_HSequenceOfReal; - int i; - for(i=1; i<=theNbSteps; i++) - aParams.mySteps->Append(theStep.Magnitude()); - - return - ExtrusionSweep(theElems,aParams,newElemsMap,theMakeGroups,theFlags,theTolerance); + ExtrusParam aParams( theStep, theNbSteps, std::list(), 0, theFlags, theTolerance ); + return ExtrusionSweep( theElems, aParams, newElemsMap ); } @@ -4659,12 +5917,9 @@ SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet & theElems, //======================================================================= SMESH_MeshEditor::PGroupIDs -SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet & theElems, - ExtrusParam& theParams, - TElemOfElemListMap& newElemsMap, - const bool theMakeGroups, - const int theFlags, - const double theTolerance) +SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet theElemSets[2], + ExtrusParam& theParams, + TTElemOfElemListMap& newElemsMap) { myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -4672,105 +5927,87 @@ SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet & theElems, // source elements for each generated one SMESH_SequenceOfElemPtr srcElems, srcNodes; - SMESHDS_Mesh* aMesh = GetMeshDS(); - - int nbsteps = theParams.mySteps->Length(); + setElemsFirst( theElemSets ); + const int nbSteps = theParams.NbSteps(); + theParams.SetElementsToUse( theElemSets[0], theElemSets[1] ); - TNodeOfNodeListMap mapNewNodes; - //TNodeOfNodeVecMap mapNewNodes; + TNodeOfNodeListMap mapNewNodes; TElemOfVecOfNnlmiMap mapElemNewNodes; - //TElemOfVecOfMapNodesMap mapElemNewNodes; const bool isQuadraticMesh = bool( myMesh->NbEdges(ORDER_QUADRATIC) + myMesh->NbFaces(ORDER_QUADRATIC) + myMesh->NbVolumes(ORDER_QUADRATIC) ); // loop on theElems TIDSortedElemSet::iterator itElem; - for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) { - // check element type - const SMDS_MeshElement* elem = *itElem; - if ( !elem || elem->GetType() == SMDSAbs_Volume ) - continue; + for ( int is2ndSet = 0; is2ndSet < 2; ++is2ndSet ) + { + TIDSortedElemSet& theElems = theElemSets[ is2ndSet ]; + for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) + { + // check element type + const SMDS_MeshElement* elem = *itElem; + if ( !elem || elem->GetType() == SMDSAbs_Volume ) + continue; - vector & newNodesItVec = mapElemNewNodes[ elem ]; - newNodesItVec.reserve( elem->NbNodes() ); + const size_t nbNodes = elem->NbNodes(); + vector & newNodesItVec = mapElemNewNodes[ elem ]; + newNodesItVec.reserve( nbNodes ); - // loop on elem nodes - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) - { - // check if a node has been already sweeped - const SMDS_MeshNode* node = cast2Node( itN->next() ); - TNodeOfNodeListMap::iterator nIt = - mapNewNodes.insert( make_pair( node, list() )).first; - list& listNewNodes = nIt->second; - if ( listNewNodes.empty() ) + // loop on elem nodes + SMDS_ElemIteratorPtr itN = elem->nodesIterator(); + while ( itN->more() ) { - // make new nodes - - // check if we are to create medium nodes between corner ones - bool needMediumNodes = false; - if ( isQuadraticMesh ) + // check if a node has been already sweeped + const SMDS_MeshNode* node = cast2Node( itN->next() ); + TNodeOfNodeListMap::iterator nIt = + mapNewNodes.insert( make_pair( node, list() )).first; + list& listNewNodes = nIt->second; + if ( listNewNodes.empty() ) { - SMDS_ElemIteratorPtr it = node->GetInverseElementIterator(); - while (it->more() && !needMediumNodes ) - { - const SMDS_MeshElement* invElem = it->next(); - if ( invElem != elem && !theElems.count( invElem )) continue; - needMediumNodes = ( invElem->IsQuadratic() && !invElem->IsMediumNode(node) ); - if ( !needMediumNodes && invElem->GetEntityType() == SMDSEntity_BiQuad_Quadrangle ) - needMediumNodes = true; - } - } + // make new nodes - double coord[] = { node->X(), node->Y(), node->Z() }; - for ( int i = 0; i < nbsteps; i++ ) - { - if ( needMediumNodes ) // create a medium node + // check if we are to create medium nodes between corner ones + bool needMediumNodes = false; + if ( isQuadraticMesh ) { - double x = coord[0] + theParams.myDir.X()*theParams.mySteps->Value(i+1)/2.; - double y = coord[1] + theParams.myDir.Y()*theParams.mySteps->Value(i+1)/2.; - double z = coord[2] + theParams.myDir.Z()*theParams.mySteps->Value(i+1)/2.; - if( theFlags & EXTRUSION_FLAG_SEW ) { - const SMDS_MeshNode * newNode = CreateNode(x, y, z, - theTolerance, theParams.myNodes); - listNewNodes.push_back( newNode ); + SMDS_ElemIteratorPtr it = node->GetInverseElementIterator(); + while (it->more() && !needMediumNodes ) + { + const SMDS_MeshElement* invElem = it->next(); + if ( invElem != elem && !theElems.count( invElem )) continue; + needMediumNodes = ( invElem->IsQuadratic() && !invElem->IsMediumNode(node) ); + if ( !needMediumNodes && invElem->GetEntityType() == SMDSEntity_BiQuad_Quadrangle ) + needMediumNodes = true; } - else { - const SMDS_MeshNode * newNode = aMesh->AddNode(x, y, z); - myLastCreatedNodes.Append(newNode); + } + // create nodes for all steps + if ( theParams.MakeNodes( GetMeshDS(), node, listNewNodes, needMediumNodes )) + { + list::iterator newNodesIt = listNewNodes.begin(); + for ( ; newNodesIt != listNewNodes.end(); ++newNodesIt ) + { + myLastCreatedNodes.Append( *newNodesIt ); srcNodes.Append( node ); - listNewNodes.push_back( newNode ); } } - // create a corner node - coord[0] = coord[0] + theParams.myDir.X()*theParams.mySteps->Value(i+1); - coord[1] = coord[1] + theParams.myDir.Y()*theParams.mySteps->Value(i+1); - coord[2] = coord[2] + theParams.myDir.Z()*theParams.mySteps->Value(i+1); - if( theFlags & EXTRUSION_FLAG_SEW ) { - const SMDS_MeshNode * newNode = CreateNode(coord[0], coord[1], coord[2], - theTolerance, theParams.myNodes); - listNewNodes.push_back( newNode ); - } - else { - const SMDS_MeshNode * newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); - myLastCreatedNodes.Append(newNode); - srcNodes.Append( node ); - listNewNodes.push_back( newNode ); + else + { + break; // newNodesItVec will be shorter than nbNodes } } + newNodesItVec.push_back( nIt ); } - newNodesItVec.push_back( nIt ); + // make new elements + if ( newNodesItVec.size() == nbNodes ) + sweepElement( elem, newNodesItVec, newElemsMap[elem], nbSteps, srcElems ); } - // make new elements - sweepElement( elem, newNodesItVec, newElemsMap[elem], nbsteps, srcElems ); } - if( theFlags & EXTRUSION_FLAG_BOUNDARY ) { - makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElems, nbsteps, srcElems ); + if ( theParams.ToMakeBoundary() ) { + makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElemSets[0], nbSteps, srcElems ); } PGroupIDs newGroupIDs; - if ( theMakeGroups ) + if ( theParams.ToMakeGroups() ) newGroupIDs = generateGroups( srcNodes, srcElems, "extruded"); return newGroupIDs; @@ -4781,7 +6018,7 @@ SMESH_MeshEditor::ExtrusionSweep (TIDSortedElemSet & theElems, //purpose : //======================================================================= SMESH_MeshEditor::Extrusion_Error -SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, +SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet theElements[2], SMESH_subMesh* theTrack, const SMDS_MeshNode* theN1, const bool theHasAngles, @@ -4791,7 +6028,6 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, const gp_Pnt& theRefPoint, const bool theMakeGroups) { - MESSAGE("ExtrusionAlongTrack"); myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -4810,7 +6046,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, TNodeOfNodeListMap mapNewNodes; // 1. Check data - aNbE = theElements.size(); + aNbE = theElements[0].size() + theElements[1].size(); // nothing to do if ( !aNbE ) return EXTR_NO_ELEMENTS; @@ -4819,6 +6055,10 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, ASSERT( theTrack ); SMESHDS_SubMesh* pSubMeshDS = theTrack->GetSubMeshDS(); + if ( !pSubMeshDS ) + return ExtrusionAlongTrack( theElements, theTrack->GetFather(), theN1, + theHasAngles, theAngles, theLinearVariation, + theHasRefPoint, theRefPoint, theMakeGroups ); aItE = pSubMeshDS->GetElements(); while ( aItE->more() ) { @@ -4836,7 +6076,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, if( aS.ShapeType() == TopAbs_EDGE ) { aTrackEdge = TopoDS::Edge( aS ); // the Edge must not be degenerated - if ( BRep_Tool::Degenerated( aTrackEdge ) ) + if ( SMESH_Algo::isDegenerated( aTrackEdge ) ) return EXTR_BAD_PATH_SHAPE; TopExp::Vertices( aTrackEdge, aV1, aV2 ); aItN = theTrack->GetFather()->GetSubMesh( aV1 )->GetSubMeshDS()->GetNodes(); @@ -4953,7 +6193,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, //purpose : //======================================================================= SMESH_MeshEditor::Extrusion_Error -SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, +SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet theElements[2], SMESH_Mesh* theTrack, const SMDS_MeshNode* theN1, const bool theHasAngles, @@ -4981,7 +6221,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, TNodeOfNodeListMap mapNewNodes; // 1. Check data - aNbE = theElements.size(); + aNbE = theElements[0].size() + theElements[1].size(); // nothing to do if ( !aNbE ) return EXTR_NO_ELEMENTS; @@ -5004,7 +6244,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, const TopoDS_Shape& aS = theTrack->GetShapeToMesh(); - if( aS == SMESH_Mesh::PseudoShape() ) { + if ( !theTrack->HasShapeToMesh() ) { //Mesh without shape const SMDS_MeshNode* currentNode = NULL; const SMDS_MeshNode* prevNode = theN1; @@ -5022,7 +6262,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, } conn = nbEdgeConnectivity(theN1); - if(conn > 2) + if( conn != 1 ) return EXTR_PATH_NOT_EDGE; aItE = theN1->GetInverseElementIterator(); @@ -5073,21 +6313,19 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, return EXTR_PATH_NOT_EDGE; TopTools_SequenceOfShape Edges; - double x1,x2,y1,y2,z1,z2; list< list > LLPPs; int startNid = theN1->GetID(); - for(int i = 1; i < aNodesList.size(); i++) { - x1 = aNodesList[i-1]->X();x2 = aNodesList[i]->X(); - y1 = aNodesList[i-1]->Y();y2 = aNodesList[i]->Y(); - z1 = aNodesList[i-1]->Z();z2 = aNodesList[i]->Z(); - TopoDS_Edge e = BRepBuilderAPI_MakeEdge(gp_Pnt(x1,y1,z1),gp_Pnt(x2,y2,z2)); + for ( size_t i = 1; i < aNodesList.size(); i++ ) + { + gp_Pnt p1 = SMESH_TNodeXYZ( aNodesList[i-1] ); + gp_Pnt p2 = SMESH_TNodeXYZ( aNodesList[i] ); + TopoDS_Edge e = BRepBuilderAPI_MakeEdge( p1, p2 ); list LPP; aPrms.clear(); MakeEdgePathPoints(aPrms, e, (aNodesList[i-1]->GetID()==startNid), LPP); LLPPs.push_back(LPP); - if( aNodesList[i-1]->GetID() == startNid ) startNid = aNodesList[i]->GetID(); - else startNid = aNodesList[i-1]->GetID(); - + if ( aNodesList[i-1]->GetID() == startNid ) startNid = aNodesList[i ]->GetID(); + else startNid = aNodesList[i-1]->GetID(); } list< list >::iterator itLLPP = LLPPs.begin(); @@ -5107,8 +6345,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, PP2 = currList.front(); gp_Dir D1 = PP1.Tangent(); gp_Dir D2 = PP2.Tangent(); - gp_Dir Dnew( gp_Vec( (D1.X()+D2.X())/2, (D1.Y()+D2.Y())/2, - (D1.Z()+D2.Z())/2 ) ); + gp_Dir Dnew( 0.5 * ( D1.XYZ() + D2.XYZ() )); PP1.SetTangent(Dnew); fullList.push_back(PP1); itPP++; @@ -5121,22 +6358,15 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, fullList.push_back(PP1); } // Sub-shape for the Pattern must be an Edge or Wire - else if( aS.ShapeType() == TopAbs_EDGE ) { + else if ( aS.ShapeType() == TopAbs_EDGE ) + { aTrackEdge = TopoDS::Edge( aS ); // the Edge must not be degenerated - if ( BRep_Tool::Degenerated( aTrackEdge ) ) + if ( SMESH_Algo::isDegenerated( aTrackEdge ) ) return EXTR_BAD_PATH_SHAPE; TopExp::Vertices( aTrackEdge, aV1, aV2 ); - const SMDS_MeshNode* aN1 = 0; - const SMDS_MeshNode* aN2 = 0; - if ( theTrack->GetSubMesh( aV1 ) && theTrack->GetSubMesh( aV1 )->GetSubMeshDS() ) { - aItN = theTrack->GetSubMesh( aV1 )->GetSubMeshDS()->GetNodes(); - aN1 = aItN->next(); - } - if ( theTrack->GetSubMesh( aV2 ) && theTrack->GetSubMesh( aV2 )->GetSubMeshDS() ) { - aItN = theTrack->GetSubMesh( aV2 )->GetSubMeshDS()->GetNodes(); - aN2 = aItN->next(); - } + const SMDS_MeshNode* aN1 = SMESH_Algo::VertexNode( aV1, pMeshDS ); + const SMDS_MeshNode* aN2 = SMESH_Algo::VertexNode( aV2, pMeshDS ); // starting node must be aN1 or aN2 if ( !( aN1 == theN1 || aN2 == theN1 ) ) return EXTR_BAD_STARTING_NODE; @@ -5158,7 +6388,7 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, TopExp_Explorer eExp(aS, TopAbs_EDGE); for(; eExp.More(); eExp.Next()) { TopoDS_Edge E = TopoDS::Edge( eExp.Current() ); - if( BRep_Tool::Degenerated(E) ) continue; + if( SMESH_Algo::isDegenerated(E) ) continue; SMESH_subMesh* SM = theTrack->GetSubMesh(E); if(SM) { LSM.push_back(SM); @@ -5184,17 +6414,8 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, if ( aVprev.IsNull() ) { // if previous vertex is not yet defined, it means that we in the beginning of wire // and we have to find initial vertex corresponding to starting node theN1 - const SMDS_MeshNode* aN1 = 0; - const SMDS_MeshNode* aN2 = 0; - - if ( locTrack->GetFather()->GetSubMesh(aV1) && locTrack->GetFather()->GetSubMesh(aV1)->GetSubMeshDS() ) { - aItN = locTrack->GetFather()->GetSubMesh(aV1)->GetSubMeshDS()->GetNodes(); - aN1 = aItN->next(); - } - if ( locTrack->GetFather()->GetSubMesh(aV2) && locTrack->GetFather()->GetSubMesh(aV2)->GetSubMeshDS() ) { - aItN = locTrack->GetFather()->GetSubMesh(aV2)->GetSubMeshDS()->GetNodes(); - aN2 = aItN->next(); - } + const SMDS_MeshNode* aN1 = SMESH_Algo::VertexNode( aV1, pMeshDS ); + const SMDS_MeshNode* aN2 = SMESH_Algo::VertexNode( aV2, pMeshDS ); // starting node must be aN1 or aN2 aN1isOK = ( aN1 && aN1 == theN1 ); aN2isOK = ( aN2 && aN2 == theN1 ); @@ -5228,27 +6449,21 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, } } list< list >::iterator itLLPP = LLPPs.begin(); - list firstList = *itLLPP; - list::iterator itPP = firstList.begin(); - for(; itPP!=firstList.end(); itPP++) { - fullList.push_back( *itPP ); - } + list& firstList = *itLLPP; + fullList.splice( fullList.end(), firstList ); + SMESH_MeshEditor_PathPoint PP1 = fullList.back(); fullList.pop_back(); itLLPP++; for(; itLLPP!=LLPPs.end(); itLLPP++) { - list currList = *itLLPP; - itPP = currList.begin(); + list& currList = *itLLPP; SMESH_MeshEditor_PathPoint PP2 = currList.front(); gp_Dir D1 = PP1.Tangent(); gp_Dir D2 = PP2.Tangent(); - gp_Dir Dnew( ( D1.XYZ() + D2.XYZ() ) / 2 ); + gp_Dir Dnew( D1.XYZ() + D2.XYZ() ); PP1.SetTangent(Dnew); fullList.push_back(PP1); - itPP++; - for(; itPP!=currList.end(); itPP++) { - fullList.push_back( *itPP ); - } + fullList.splice( fullList.end(), currList, ++currList.begin(), currList.end() ); PP1 = fullList.back(); fullList.pop_back(); } @@ -5270,9 +6485,9 @@ SMESH_MeshEditor::ExtrusionAlongTrack (TIDSortedElemSet & theElements, //purpose : auxilary for ExtrusionAlongTrack //======================================================================= SMESH_MeshEditor::Extrusion_Error -SMESH_MeshEditor::MakeEdgePathPoints(std::list& aPrms, - const TopoDS_Edge& aTrackEdge, - bool FirstIsStart, +SMESH_MeshEditor::MakeEdgePathPoints(std::list& aPrms, + const TopoDS_Edge& aTrackEdge, + bool FirstIsStart, list& LPP) { Standard_Real aTx1, aTx2, aL2, aTolVec, aTolVec2; @@ -5310,7 +6525,7 @@ SMESH_MeshEditor::MakeEdgePathPoints(std::list& aPrms, aL2 = aVec.SquareMagnitude(); if ( aL2 < aTolVec2 ) return EXTR_CANT_GET_TANGENT; - gp_Dir aTgt( aVec ); + gp_Dir aTgt( FirstIsStart ? aVec : -aVec ); aPP.SetPnt( aP3D ); aPP.SetTangent( aTgt ); aPP.SetParameter( aT ); @@ -5325,203 +6540,171 @@ SMESH_MeshEditor::MakeEdgePathPoints(std::list& aPrms, //purpose : auxilary for ExtrusionAlongTrack //======================================================================= SMESH_MeshEditor::Extrusion_Error -SMESH_MeshEditor::MakeExtrElements(TIDSortedElemSet& theElements, +SMESH_MeshEditor::MakeExtrElements(TIDSortedElemSet theElemSets[2], list& fullList, - const bool theHasAngles, - list& theAngles, - const bool theLinearVariation, - const bool theHasRefPoint, - const gp_Pnt& theRefPoint, - const bool theMakeGroups) + const bool theHasAngles, + list& theAngles, + const bool theLinearVariation, + const bool theHasRefPoint, + const gp_Pnt& theRefPoint, + const bool theMakeGroups) { - MESSAGE("MakeExtrElements"); - //cout<<"MakeExtrElements fullList.size() = "< aPPs(aNbTP); + const int aNbTP = fullList.size(); + // Angles - if( theHasAngles && theAngles.size()>0 && theLinearVariation ) { + if( theHasAngles && !theAngles.empty() && theLinearVariation ) LinearAngleVariation(aNbTP-1, theAngles); - } - vector aAngles( aNbTP ); - int j = 0; - for(; j::iterator aItD = theAngles.begin(); - for ( j=1; (aItD != theAngles.end()) && (j aPPs; list::iterator itPP = fullList.begin(); - for(; itPP!=fullList.end(); itPP++) { - j++; - SMESH_MeshEditor_PathPoint PP = *itPP; - PP.SetAngle(aAngles[j]); - aPPs[j] = PP; + list::iterator itAngles = theAngles.begin(); + aPPs.push_back( *itPP++ ); + for( ; itPP != fullList.end(); itPP++) { + aPPs.push_back( *itPP ); + if ( theHasAngles && itAngles != theAngles.end() ) + aPPs.back().SetAngle( *itAngles++ ); } - TNodeOfNodeListMap mapNewNodes; + TNodeOfNodeListMap mapNewNodes; TElemOfVecOfNnlmiMap mapElemNewNodes; - TElemOfElemListMap newElemsMap; + TTElemOfElemListMap newElemsMap; TIDSortedElemSet::iterator itElem; - double aX, aY, aZ; - int aNb; - SMDSAbs_ElementType aTypeE; // source elements for each generated one SMESH_SequenceOfElemPtr srcElems, srcNodes; // 3. Center of rotation aV0 gp_Pnt aV0 = theRefPoint; - gp_XYZ aGC; - if ( !theHasRefPoint ) { - aNb = 0; - aGC.SetCoord( 0.,0.,0. ); - - itElem = theElements.begin(); - for ( ; itElem != theElements.end(); itElem++ ) { - const SMDS_MeshElement* elem = *itElem; - - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) { - const SMDS_MeshNode* node = static_cast( itN->next() ); - aX = node->X(); - aY = node->Y(); - aZ = node->Z(); + if ( !theHasRefPoint ) + { + gp_XYZ aGC( 0.,0.,0. ); + TIDSortedElemSet newNodes; - if ( mapNewNodes.find( node ) == mapNewNodes.end() ) { - list aLNx; - mapNewNodes[node] = aLNx; - // - gp_XYZ aXYZ( aX, aY, aZ ); - aGC += aXYZ; - ++aNb; + for ( int is2ndSet = 0; is2ndSet < 2; ++is2ndSet ) + { + TIDSortedElemSet& theElements = theElemSets[ is2ndSet ]; + itElem = theElements.begin(); + for ( ; itElem != theElements.end(); itElem++ ) + { + const SMDS_MeshElement* elem = *itElem; + SMDS_ElemIteratorPtr itN = elem->nodesIterator(); + while ( itN->more() ) { + const SMDS_MeshElement* node = itN->next(); + if ( newNodes.insert( node ).second ) + aGC += SMESH_TNodeXYZ( node ); } } } - aGC /= aNb; + aGC /= newNodes.size(); aV0.SetXYZ( aGC ); } // if (!theHasRefPoint) { - mapNewNodes.clear(); // 4. Processing the elements SMESHDS_Mesh* aMesh = GetMeshDS(); + list emptyList; - for ( itElem = theElements.begin(); itElem != theElements.end(); itElem++ ) { - // check element type - const SMDS_MeshElement* elem = *itElem; - aTypeE = elem->GetType(); - if ( !elem || ( aTypeE != SMDSAbs_Face && aTypeE != SMDSAbs_Edge ) ) - continue; + setElemsFirst( theElemSets ); + for ( int is2ndSet = 0; is2ndSet < 2; ++is2ndSet ) + { + TIDSortedElemSet& theElements = theElemSets[ is2ndSet ]; + for ( itElem = theElements.begin(); itElem != theElements.end(); itElem++ ) + { + const SMDS_MeshElement* elem = *itElem; - vector & newNodesItVec = mapElemNewNodes[ elem ]; - newNodesItVec.reserve( elem->NbNodes() ); + vector & newNodesItVec = mapElemNewNodes[ elem ]; + newNodesItVec.reserve( elem->NbNodes() ); - // loop on elem nodes - int nodeIndex = -1; - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) - { - ++nodeIndex; - // check if a node has been already processed - const SMDS_MeshNode* node = - static_cast( itN->next() ); - TNodeOfNodeListMap::iterator nIt = mapNewNodes.find( node ); - if ( nIt == mapNewNodes.end() ) { - nIt = mapNewNodes.insert( make_pair( node, list() )).first; + // loop on elem nodes + int nodeIndex = -1; + SMDS_ElemIteratorPtr itN = elem->nodesIterator(); + while ( itN->more() ) + { + ++nodeIndex; + // check if a node has been already processed + const SMDS_MeshNode* node = cast2Node( itN->next() ); + TNodeOfNodeListMap::iterator nIt = mapNewNodes.insert( make_pair( node, emptyList )).first; list& listNewNodes = nIt->second; + if ( listNewNodes.empty() ) + { + // make new nodes + Standard_Real aAngle1x, aAngleT1T0, aTolAng; + gp_Pnt aP0x, aP1x, aPN0, aPN1, aV0x, aV1x; + gp_Ax1 anAx1, anAxT1T0; + gp_Dir aDT1x, aDT0x, aDT1T0; + + aTolAng=1.e-4; + + aV0x = aV0; + aPN0 = SMESH_TNodeXYZ( node ); + + const SMESH_MeshEditor_PathPoint& aPP0 = aPPs[0]; + aP0x = aPP0.Pnt(); + aDT0x= aPP0.Tangent(); + + for ( int j = 1; j < aNbTP; ++j ) { + const SMESH_MeshEditor_PathPoint& aPP1 = aPPs[j]; + aP1x = aPP1.Pnt(); + aDT1x = aPP1.Tangent(); + aAngle1x = aPP1.Angle(); + + gp_Trsf aTrsf, aTrsfRot, aTrsfRotT1T0; + // Translation + gp_Vec aV01x( aP0x, aP1x ); + aTrsf.SetTranslation( aV01x ); + + // traslated point + aV1x = aV0x.Transformed( aTrsf ); + aPN1 = aPN0.Transformed( aTrsf ); + + // rotation 1 [ T1,T0 ] + aAngleT1T0=-aDT1x.Angle( aDT0x ); + if (fabs(aAngleT1T0) > aTolAng) + { + aDT1T0=aDT1x^aDT0x; + anAxT1T0.SetLocation( aV1x ); + anAxT1T0.SetDirection( aDT1T0 ); + aTrsfRotT1T0.SetRotation( anAxT1T0, aAngleT1T0 ); - // make new nodes - aX = node->X(); aY = node->Y(); aZ = node->Z(); + aPN1 = aPN1.Transformed( aTrsfRotT1T0 ); + } - Standard_Real aAngle1x, aAngleT1T0, aTolAng; - gp_Pnt aP0x, aP1x, aPN0, aPN1, aV0x, aV1x; - gp_Ax1 anAx1, anAxT1T0; - gp_Dir aDT1x, aDT0x, aDT1T0; + // rotation 2 + if ( theHasAngles ) { + anAx1.SetLocation( aV1x ); + anAx1.SetDirection( aDT1x ); + aTrsfRot.SetRotation( anAx1, aAngle1x ); - aTolAng=1.e-4; + aPN1 = aPN1.Transformed( aTrsfRot ); + } - aV0x = aV0; - aPN0.SetCoord(aX, aY, aZ); - - const SMESH_MeshEditor_PathPoint& aPP0 = aPPs[0]; - aP0x = aPP0.Pnt(); - aDT0x= aPP0.Tangent(); - //cout<<"j = 0 PP: Pnt("< aTolAng) { - aDT1T0=aDT1x^aDT0x; - anAxT1T0.SetLocation( aV1x ); - anAxT1T0.SetDirection( aDT1T0 ); - aTrsfRotT1T0.SetRotation( anAxT1T0, aAngleT1T0 ); - - aPN1 = aPN1.Transformed( aTrsfRotT1T0 ); - } - - // rotation 2 - if ( theHasAngles ) { - anAx1.SetLocation( aV1x ); - anAx1.SetDirection( aDT1x ); - aTrsfRot.SetRotation( anAx1, aAngle1x ); - - aPN1 = aPN1.Transformed( aTrsfRot ); - } - - // make new node - //MESSAGE("elem->IsQuadratic " << elem->IsQuadratic() << " " << elem->IsMediumNode(node)); - if( elem->IsQuadratic() && !elem->IsMediumNode(node) ) { - // create additional node - double x = ( aPN1.X() + aPN0.X() )/2.; - double y = ( aPN1.Y() + aPN0.Y() )/2.; - double z = ( aPN1.Z() + aPN0.Z() )/2.; - const SMDS_MeshNode* newNode = aMesh->AddNode(x,y,z); + // make new node + if ( elem->IsQuadratic() && !elem->IsMediumNode(node) ) + { + // create additional node + gp_XYZ midP = 0.5 * ( aPN1.XYZ() + aPN0.XYZ() ); + const SMDS_MeshNode* newNode = aMesh->AddNode( midP.X(), midP.Y(), midP.Z() ); + myLastCreatedNodes.Append(newNode); + srcNodes.Append( node ); + listNewNodes.push_back( newNode ); + } + const SMDS_MeshNode* newNode = aMesh->AddNode( aPN1.X(), aPN1.Y(), aPN1.Z() ); myLastCreatedNodes.Append(newNode); srcNodes.Append( node ); listNewNodes.push_back( newNode ); - } - aX = aPN1.X(); - aY = aPN1.Y(); - aZ = aPN1.Z(); - const SMDS_MeshNode* newNode = aMesh->AddNode( aX, aY, aZ ); - myLastCreatedNodes.Append(newNode); - srcNodes.Append( node ); - listNewNodes.push_back( newNode ); - aPN0 = aPN1; - aP0x = aP1x; - aV0x = aV1x; - aDT0x = aDT1x; + aPN0 = aPN1; + aP0x = aP1x; + aV0x = aV1x; + aDT0x = aDT1x; + } } - } - - else { - // if current elem is quadratic and current node is not medium - // we have to check - may be it is needed to insert additional nodes - if( elem->IsQuadratic() && !elem->IsMediumNode(node) ) { + else if( elem->IsQuadratic() && !elem->IsMediumNode(node) ) + { + // if current elem is quadratic and current node is not medium + // we have to check - may be it is needed to insert additional nodes list< const SMDS_MeshNode* > & listNewNodes = nIt->second; - if(listNewNodes.size()==aNbTP-1) { + if ((int) listNewNodes.size() == aNbTP-1 ) + { vector aNodes(2*(aNbTP-1)); gp_XYZ P(node->X(), node->Y(), node->Z()); list< const SMDS_MeshNode* >::iterator it = listNewNodes.begin(); @@ -5544,17 +6727,16 @@ SMESH_MeshEditor::MakeExtrElements(TIDSortedElemSet& theElements, } } } + + newNodesItVec.push_back( nIt ); } - newNodesItVec.push_back( nIt ); + // make new elements + sweepElement( elem, newNodesItVec, newElemsMap[elem], aNbTP-1, srcElems ); } - // make new elements - //sweepElement( aMesh, elem, newNodesItVec, newElemsMap[elem], - // newNodesItVec[0]->second.size(), myLastCreatedElems ); - sweepElement( elem, newNodesItVec, newElemsMap[elem], aNbTP-1, srcElems ); } - makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElements, aNbTP-1, srcElems ); + makeWalls( mapNewNodes, newElemsMap, mapElemNewNodes, theElemSets[0], aNbTP-1, srcElems ); if ( theMakeGroups ) generateGroups( srcNodes, srcElems, "extruded"); @@ -5565,24 +6747,23 @@ SMESH_MeshEditor::MakeExtrElements(TIDSortedElemSet& theElements, //======================================================================= //function : LinearAngleVariation -//purpose : auxilary for ExtrusionAlongTrack +//purpose : spread values over nbSteps //======================================================================= -void SMESH_MeshEditor::LinearAngleVariation(const int nbSteps, + +void SMESH_MeshEditor::LinearAngleVariation(const int nbSteps, list& Angles) { int nbAngles = Angles.size(); - if( nbSteps > nbAngles ) { + if( nbSteps > nbAngles && nbAngles > 0 ) + { vector theAngles(nbAngles); - list::iterator it = Angles.begin(); - int i = -1; - for(; it!=Angles.end(); it++) { - i++; - theAngles[i] = (*it); - } + theAngles.assign( Angles.begin(), Angles.end() ); + list res; double rAn2St = double( nbAngles ) / double( nbSteps ); double angPrev = 0, angle; - for ( int iSt = 0; iSt < nbSteps; ++iSt ) { + for ( int iSt = 0; iSt < nbSteps; ++iSt ) + { double angCur = rAn2St * ( iSt+1 ); double angCurFloor = floor( angCur ); double angPrevFloor = floor( angPrev ); @@ -5604,10 +6785,7 @@ void SMESH_MeshEditor::LinearAngleVariation(const int nbSteps, res.push_back(angle); angPrev = angCur; } - Angles.clear(); - it = res.begin(); - for(; it!=res.end(); it++) - Angles.push_back( *it ); + Angles.swap( res ); } } @@ -5638,45 +6816,39 @@ SMESH_MeshEditor::Transform (TIDSortedElemSet & theElems, string groupPostfix; switch ( theTrsf.Form() ) { case gp_PntMirror: - MESSAGE("gp_PntMirror"); needReverse = true; groupPostfix = "mirrored"; break; case gp_Ax1Mirror: - MESSAGE("gp_Ax1Mirror"); groupPostfix = "mirrored"; break; case gp_Ax2Mirror: - MESSAGE("gp_Ax2Mirror"); needReverse = true; groupPostfix = "mirrored"; break; case gp_Rotation: - MESSAGE("gp_Rotation"); groupPostfix = "rotated"; break; case gp_Translation: - MESSAGE("gp_Translation"); groupPostfix = "translated"; break; case gp_Scale: - MESSAGE("gp_Scale"); groupPostfix = "scaled"; break; case gp_CompoundTrsf: // different scale by axis - MESSAGE("gp_CompoundTrsf"); groupPostfix = "scaled"; break; default: - MESSAGE("default"); needReverse = false; groupPostfix = "transformed"; } - SMESH_MeshEditor targetMeshEditor( theTargetMesh ); SMESHDS_Mesh* aTgtMesh = theTargetMesh ? theTargetMesh->GetMeshDS() : 0; SMESHDS_Mesh* aMesh = GetMeshDS(); + SMESH_MeshEditor targetMeshEditor( theTargetMesh ); + SMESH_MeshEditor* editor = theTargetMesh ? & targetMeshEditor : theCopy ? this : 0; + SMESH_MeshEditor::ElemFeatures elemType; // map old node to new one TNodeNodeMap nodeMap; @@ -5708,196 +6880,116 @@ SMESH_MeshEditor::Transform (TIDSortedElemSet & theElems, // loop on elements to transform nodes : first orphan nodes then elems TIDSortedElemSet::iterator itElem; - TIDSortedElemSet *elements[] = {&orphanNode, &theElems }; + TIDSortedElemSet *elements[] = { &orphanNode, &theElems }; for (int i=0; i<2; i++) - for ( itElem = elements[i]->begin(); itElem != elements[i]->end(); itElem++ ) { - const SMDS_MeshElement* elem = *itElem; - if ( !elem ) - continue; - - // loop on elem nodes - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) { - - const SMDS_MeshNode* node = cast2Node( itN->next() ); - // check if a node has been already transformed - pair n2n_isnew = - nodeMap.insert( make_pair ( node, node )); - if ( !n2n_isnew.second ) + for ( itElem = elements[i]->begin(); itElem != elements[i]->end(); itElem++ ) + { + const SMDS_MeshElement* elem = *itElem; + if ( !elem ) continue; + // loop on elem nodes double coord[3]; - coord[0] = node->X(); - coord[1] = node->Y(); - coord[2] = node->Z(); - theTrsf.Transforms( coord[0], coord[1], coord[2] ); - if ( theTargetMesh ) { - const SMDS_MeshNode * newNode = aTgtMesh->AddNode( coord[0], coord[1], coord[2] ); - n2n_isnew.first->second = newNode; - myLastCreatedNodes.Append(newNode); - srcNodes.Append( node ); - } - else if ( theCopy ) { - const SMDS_MeshNode * newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); - n2n_isnew.first->second = newNode; - myLastCreatedNodes.Append(newNode); - srcNodes.Append( node ); - } - else { - aMesh->MoveNode( node, coord[0], coord[1], coord[2] ); - // node position on shape becomes invalid - const_cast< SMDS_MeshNode* > ( node )->SetPosition - ( SMDS_SpacePosition::originSpacePosition() ); - } + SMDS_ElemIteratorPtr itN = elem->nodesIterator(); + while ( itN->more() ) + { + const SMDS_MeshNode* node = cast2Node( itN->next() ); + // check if a node has been already transformed + pair n2n_isnew = + nodeMap.insert( make_pair ( node, node )); + if ( !n2n_isnew.second ) + continue; - // keep inverse elements - if ( !theCopy && !theTargetMesh && needReverse ) { - SMDS_ElemIteratorPtr invElemIt = node->GetInverseElementIterator(); - while ( invElemIt->more() ) { - const SMDS_MeshElement* iel = invElemIt->next(); - inverseElemSet.insert( iel ); + node->GetXYZ( coord ); + theTrsf.Transforms( coord[0], coord[1], coord[2] ); + if ( theTargetMesh ) { + const SMDS_MeshNode * newNode = aTgtMesh->AddNode( coord[0], coord[1], coord[2] ); + n2n_isnew.first->second = newNode; + myLastCreatedNodes.Append(newNode); + srcNodes.Append( node ); + } + else if ( theCopy ) { + const SMDS_MeshNode * newNode = aMesh->AddNode( coord[0], coord[1], coord[2] ); + n2n_isnew.first->second = newNode; + myLastCreatedNodes.Append(newNode); + srcNodes.Append( node ); + } + else { + aMesh->MoveNode( node, coord[0], coord[1], coord[2] ); + // node position on shape becomes invalid + const_cast< SMDS_MeshNode* > ( node )->SetPosition + ( SMDS_SpacePosition::originSpacePosition() ); + } + + // keep inverse elements + if ( !theCopy && !theTargetMesh && needReverse ) { + SMDS_ElemIteratorPtr invElemIt = node->GetInverseElementIterator(); + while ( invElemIt->more() ) { + const SMDS_MeshElement* iel = invElemIt->next(); + inverseElemSet.insert( iel ); + } } } - } - } + } // loop on elems in { &orphanNode, &theElems }; // either create new elements or reverse mirrored ones if ( !theCopy && !needReverse && !theTargetMesh ) return PGroupIDs(); - TIDSortedElemSet::iterator invElemIt = inverseElemSet.begin(); - for ( ; invElemIt != inverseElemSet.end(); invElemIt++ ) - theElems.insert( *invElemIt ); + theElems.insert( inverseElemSet.begin(),inverseElemSet.end() ); // Replicate or reverse elements std::vector iForw; + vector nodes; for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ ) { const SMDS_MeshElement* elem = *itElem; if ( !elem ) continue; SMDSAbs_GeometryType geomType = elem->GetGeomType(); - int nbNodes = elem->NbNodes(); + size_t nbNodes = elem->NbNodes(); if ( geomType == SMDSGeom_NONE ) continue; // node - switch ( geomType ) { + nodes.resize( nbNodes ); - case SMDSGeom_POLYGON: // ---------------------- polygon + if ( geomType == SMDSGeom_POLYHEDRA ) // ------------------ polyhedral volume + { + const SMDS_VtkVolume* aPolyedre = dynamic_cast( elem ); + if (!aPolyedre) + continue; + nodes.clear(); + bool allTransformed = true; + int nbFaces = aPolyedre->NbFaces(); + for (int iface = 1; iface <= nbFaces && allTransformed; iface++) { - vector poly_nodes (nbNodes); - int iNode = 0; - SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while (itN->more()) { - const SMDS_MeshNode* node = - static_cast(itN->next()); + int nbFaceNodes = aPolyedre->NbFaceNodes(iface); + for (int inode = 1; inode <= nbFaceNodes && allTransformed; inode++) + { + const SMDS_MeshNode* node = aPolyedre->GetFaceNode(iface, inode); TNodeNodeMap::iterator nodeMapIt = nodeMap.find(node); - if (nodeMapIt == nodeMap.end()) - break; // not all nodes transformed - if (needReverse) { - // reverse mirrored faces and volumes - poly_nodes[nbNodes - iNode - 1] = (*nodeMapIt).second; - } else { - poly_nodes[iNode] = (*nodeMapIt).second; - } - iNode++; - } - if ( iNode != nbNodes ) - continue; // not all nodes transformed - - if ( theTargetMesh ) { - myLastCreatedElems.Append(aTgtMesh->AddPolygonalFace(poly_nodes)); - srcElems.Append( elem ); - } - else if ( theCopy ) { - myLastCreatedElems.Append(aMesh->AddPolygonalFace(poly_nodes)); - srcElems.Append( elem ); - } - else { - aMesh->ChangePolygonNodes(elem, poly_nodes); - } - } - break; - - case SMDSGeom_POLYHEDRA: // ------------------ polyhedral volume - { - const SMDS_VtkVolume* aPolyedre = - dynamic_cast( elem ); - if (!aPolyedre) { - MESSAGE("Warning: bad volumic element"); - continue; - } - - vector poly_nodes; poly_nodes.reserve( nbNodes ); - vector quantities; quantities.reserve( nbNodes ); - - bool allTransformed = true; - int nbFaces = aPolyedre->NbFaces(); - for (int iface = 1; iface <= nbFaces && allTransformed; iface++) { - int nbFaceNodes = aPolyedre->NbFaceNodes(iface); - for (int inode = 1; inode <= nbFaceNodes && allTransformed; inode++) { - const SMDS_MeshNode* node = aPolyedre->GetFaceNode(iface, inode); - TNodeNodeMap::iterator nodeMapIt = nodeMap.find(node); - if (nodeMapIt == nodeMap.end()) { - allTransformed = false; // not all nodes transformed - } else { - poly_nodes.push_back((*nodeMapIt).second); - } - if ( needReverse && allTransformed ) - std::reverse( poly_nodes.end() - nbFaceNodes, poly_nodes.end() ); - } - quantities.push_back(nbFaceNodes); - } - if ( !allTransformed ) - continue; // not all nodes transformed - - if ( theTargetMesh ) { - myLastCreatedElems.Append(aTgtMesh->AddPolyhedralVolume(poly_nodes, quantities)); - srcElems.Append( elem ); - } - else if ( theCopy ) { - myLastCreatedElems.Append(aMesh->AddPolyhedralVolume(poly_nodes, quantities)); - srcElems.Append( elem ); - } - else { - aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities); - } - } - break; - - case SMDSGeom_BALL: // -------------------- Ball - { - if ( !theCopy && !theTargetMesh ) continue; - - TNodeNodeMap::iterator nodeMapIt = nodeMap.find( elem->GetNode(0) ); - if (nodeMapIt == nodeMap.end()) - continue; // not all nodes transformed - - double diameter = static_cast(elem)->GetDiameter(); - if ( theTargetMesh ) { - myLastCreatedElems.Append(aTgtMesh->AddBall( nodeMapIt->second, diameter )); - srcElems.Append( elem ); - } - else { - myLastCreatedElems.Append(aMesh->AddBall( nodeMapIt->second, diameter )); - srcElems.Append( elem ); + if ( nodeMapIt == nodeMap.end() ) + allTransformed = false; // not all nodes transformed + else + nodes.push_back((*nodeMapIt).second); } + if ( needReverse && allTransformed ) + std::reverse( nodes.end() - nbFaceNodes, nodes.end() ); } - break; - - default: // ----------------------- Regular elements - + if ( !allTransformed ) + continue; // not all nodes transformed + } + else // ----------------------- the rest element types + { while ( iForw.size() < nbNodes ) iForw.push_back( iForw.size() ); - const std::vector& iRev = SMDS_MeshCell::reverseSmdsOrder( elem->GetEntityType() ); - const std::vector& i = needReverse ? iRev : iForw; + const vector& iRev = SMDS_MeshCell::reverseSmdsOrder( elem->GetEntityType(), nbNodes ); + const vector& i = needReverse ? iRev : iForw; // find transformed nodes - vector nodes(nbNodes); - int iNode = 0; + size_t iNode = 0; SMDS_ElemIteratorPtr itN = elem->nodesIterator(); while ( itN->more() ) { - const SMDS_MeshNode* node = - static_cast( itN->next() ); + const SMDS_MeshNode* node = static_cast( itN->next() ); TNodeNodeMap::iterator nodeMapIt = nodeMap.find( node ); if ( nodeMapIt == nodeMap.end() ) break; // not all nodes transformed @@ -5905,32 +6997,29 @@ SMESH_MeshEditor::Transform (TIDSortedElemSet & theElems, } if ( iNode != nbNodes ) continue; // not all nodes transformed + } - if ( theTargetMesh ) { - if ( SMDS_MeshElement* copy = - targetMeshEditor.AddElement( nodes, elem->GetType(), elem->IsPoly() )) { - myLastCreatedElems.Append( copy ); - srcElems.Append( elem ); - } - } - else if ( theCopy ) { - if ( AddElement( nodes, elem->GetType(), elem->IsPoly() )) - srcElems.Append( elem ); - } - else { - // reverse element as it was reversed by transformation - if ( nbNodes > 2 ) - aMesh->ChangeElementNodes( elem, &nodes[0], nbNodes ); - } - } // switch ( geomType ) + if ( editor ) { + // copy in this or a new mesh + if ( editor->AddElement( nodes, elemType.Init( elem, /*basicOnly=*/false ))) + srcElems.Append( elem ); + } + else { + // reverse element as it was reversed by transformation + if ( nbNodes > 2 ) + aMesh->ChangeElementNodes( elem, &nodes[0], nbNodes ); + } } // loop on elements + if ( editor && editor != this ) + myLastCreatedElems = editor->myLastCreatedElems; + PGroupIDs newGroupIDs; if ( ( theMakeGroups && theCopy ) || ( theMakeGroups && theTargetMesh ) ) - newGroupIDs = generateGroups( srcNodes, srcElems, groupPostfix, theTargetMesh ); + newGroupIDs = generateGroups( srcNodes, srcElems, groupPostfix, theTargetMesh, false ); return newGroupIDs; } @@ -5938,9 +7027,11 @@ SMESH_MeshEditor::Transform (TIDSortedElemSet & theElems, //======================================================================= /*! * \brief Create groups of elements made during transformation - * \param nodeGens - nodes making corresponding myLastCreatedNodes - * \param elemGens - elements making corresponding myLastCreatedElems - * \param postfix - to append to names of new groups + * \param nodeGens - nodes making corresponding myLastCreatedNodes + * \param elemGens - elements making corresponding myLastCreatedElems + * \param postfix - to append to names of new groups + * \param targetMesh - mesh to create groups in + * \param topPresent - is there "top" elements that are created by sweeping */ //======================================================================= @@ -5948,14 +7039,17 @@ SMESH_MeshEditor::PGroupIDs SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, const SMESH_SequenceOfElemPtr& elemGens, const std::string& postfix, - SMESH_Mesh* targetMesh) + SMESH_Mesh* targetMesh, + const bool topPresent) { PGroupIDs newGroupIDs( new list ); SMESH_Mesh* mesh = targetMesh ? targetMesh : GetMesh(); // Sort existing groups by types and collect their names - // to store an old group and a generated new ones + // containers to store an old group and generated new ones; + // 1st new group is for result elems of different type than a source one; + // 2nd new group is for same type result elems ("top" group at extrusion) using boost::tuple; using boost::make_tuple; typedef tuple< SMESHDS_GroupBase*, SMESHDS_Group*, SMESHDS_Group* > TOldNewGroup; @@ -5985,6 +7079,7 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, // Loop on nodes and elements to add them in new groups + vector< const SMDS_MeshElement* > resultElems; for ( int isNodes = 0; isNodes < 2; ++isNodes ) { const SMESH_SequenceOfElemPtr& gens = isNodes ? nodeGens : elemGens; @@ -6007,7 +7102,7 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, continue; } // collect all elements made by the iElem-th sourceElem - list< const SMDS_MeshElement* > resultElems; + resultElems.clear(); if ( const SMDS_MeshElement* resElem = elems( iElem )) if ( resElem != sourceElem ) resultElems.push_back( resElem ); @@ -6016,25 +7111,23 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, if ( resElem != sourceElem ) resultElems.push_back( resElem ); - // there must be a top element const SMDS_MeshElement* topElem = 0; - if ( isNodes ) + if ( isNodes ) // there must be a top element { topElem = resultElems.back(); resultElems.pop_back(); } else { - list< const SMDS_MeshElement* >::reverse_iterator resElemIt = resultElems.rbegin(); + vector< const SMDS_MeshElement* >::reverse_iterator resElemIt = resultElems.rbegin(); for ( ; resElemIt != resultElems.rend() ; ++resElemIt ) if ( (*resElemIt)->GetType() == sourceElem->GetType() ) { topElem = *resElemIt; - resultElems.erase( --(resElemIt.base()) ); // erase *resElemIt + *resElemIt = 0; // erase *resElemIt break; } } - // add resultElems to groups originted from ones the sourceElem belongs to list< TOldNewGroup >::iterator gOldNew, gLast = groupsOldNew.end(); for ( gOldNew = groupsOldNew.begin(); gOldNew != gLast; ++gOldNew ) @@ -6044,16 +7137,17 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, { // fill in a new group SMDS_MeshGroup & newGroup = gOldNew->get<1>()->SMDSGroup(); - list< const SMDS_MeshElement* >::iterator resLast = resultElems.end(), resElemIt; + vector< const SMDS_MeshElement* >::iterator resLast = resultElems.end(), resElemIt; for ( resElemIt = resultElems.begin(); resElemIt != resLast; ++resElemIt ) - newGroup.Add( *resElemIt ); + if ( *resElemIt ) + newGroup.Add( *resElemIt ); // fill a "top" group if ( topElem ) { SMDS_MeshGroup & newTopGroup = gOldNew->get<2>()->SMDSGroup(); newTopGroup.Add( topElem ); - } + } } } } // loop on created elements @@ -6067,7 +7161,6 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, SMESHDS_GroupBase* oldGroupDS = orderedOldNewGroups[i]->get<0>(); SMESHDS_Group* newGroups[2] = { orderedOldNewGroups[i]->get<1>(), orderedOldNewGroups[i]->get<2>() }; - const int nbNewGroups = !newGroups[0]->IsEmpty() + !newGroups[1]->IsEmpty(); for ( int is2nd = 0; is2nd < 2; ++is2nd ) { SMESHDS_Group* newGroupDS = newGroups[ is2nd ]; @@ -6081,11 +7174,21 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, newGroupDS->SetType( newGroupDS->GetElements()->next()->GetType() ); // make a name - const bool isTop = ( nbNewGroups == 2 && + const bool isTop = ( topPresent && newGroupDS->GetType() == oldGroupDS->GetType() && is2nd ); string name = oldGroupDS->GetStoreName(); + { // remove trailing whitespaces (issue 22599) + size_t size = name.size(); + while ( size > 1 && isspace( name[ size-1 ])) + --size; + if ( size != name.size() ) + { + name.resize( size ); + oldGroupDS->SetStoreName( name.c_str() ); + } + } if ( !targetMesh ) { string suffix = ( isTop ? "top": postfix.c_str() ); name += "_"; @@ -6115,32 +7218,72 @@ SMESH_MeshEditor::generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, //================================================================================ /*! - * \brief Return list of group of nodes close to each other within theTolerance - * Search among theNodes or in the whole mesh if theNodes is empty using - * an Octree algorithm + * * \brief Return list of group of nodes close to each other within theTolerance + * * Search among theNodes or in the whole mesh if theNodes is empty using + * * an Octree algorithm + * \param [in,out] theNodes - the nodes to treat + * \param [in] theTolerance - the tolerance + * \param [out] theGroupsOfNodes - the result groups of coincident nodes + * \param [in] theSeparateCornersAndMedium - if \c true, in quadratic mesh puts + * corner and medium nodes in separate groups */ //================================================================================ void SMESH_MeshEditor::FindCoincidentNodes (TIDSortedNodeSet & theNodes, const double theTolerance, - TListOfListOfNodes & theGroupsOfNodes) + TListOfListOfNodes & theGroupsOfNodes, + bool theSeparateCornersAndMedium) { myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - if ( theNodes.empty() ) - { // get all nodes in the mesh + if ( myMesh->NbEdges ( ORDER_QUADRATIC ) + + myMesh->NbFaces ( ORDER_QUADRATIC ) + + myMesh->NbVolumes( ORDER_QUADRATIC ) == 0 ) + theSeparateCornersAndMedium = false; + + TIDSortedNodeSet& corners = theNodes; + TIDSortedNodeSet medium; + + if ( theNodes.empty() ) // get all nodes in the mesh + { + TIDSortedNodeSet* nodes[2] = { &corners, &medium }; SMDS_NodeIteratorPtr nIt = GetMeshDS()->nodesIterator(/*idInceasingOrder=*/true); - while ( nIt->more() ) - theNodes.insert( theNodes.end(),nIt->next()); + if ( theSeparateCornersAndMedium ) + while ( nIt->more() ) + { + const SMDS_MeshNode* n = nIt->next(); + TIDSortedNodeSet* & nodeSet = nodes[ SMESH_MesherHelper::IsMedium( n )]; + nodeSet->insert( nodeSet->end(), n ); + } + else + while ( nIt->more() ) + theNodes.insert( theNodes.end(),nIt->next() ); + } + else if ( theSeparateCornersAndMedium ) // separate corners from medium nodes + { + TIDSortedNodeSet::iterator nIt = corners.begin(); + while ( nIt != corners.end() ) + if ( SMESH_MesherHelper::IsMedium( *nIt )) + { + medium.insert( medium.end(), *nIt ); + corners.erase( nIt++ ); + } + else + { + ++nIt; + } } - SMESH_OctreeNode::FindCoincidentNodes ( theNodes, &theGroupsOfNodes, theTolerance); + if ( !corners.empty() ) + SMESH_OctreeNode::FindCoincidentNodes ( corners, &theGroupsOfNodes, theTolerance ); + if ( !medium.empty() ) + SMESH_OctreeNode::FindCoincidentNodes ( medium, &theGroupsOfNodes, theTolerance ); } //======================================================================= //function : SimplifyFace -//purpose : +//purpose : split a chain of nodes into several closed chains //======================================================================= int SMESH_MeshEditor::SimplifyFace (const vector& faceNodes, @@ -6148,78 +7291,52 @@ int SMESH_MeshEditor::SimplifyFace (const vector& faceNod vector& quantities) const { int nbNodes = faceNodes.size(); - - if (nbNodes < 3) + while ( faceNodes[ 0 ] == faceNodes[ nbNodes-1 ] && nbNodes > 2 ) + --nbNodes; + if ( nbNodes < 3 ) return 0; + size_t prevNbQuant = quantities.size(); - set nodeSet; - - // get simple seq of nodes - //const SMDS_MeshNode* simpleNodes[ nbNodes ]; - vector simpleNodes( nbNodes ); - int iSimple = 0, nbUnique = 0; - - simpleNodes[iSimple++] = faceNodes[0]; - nbUnique++; - for (int iCur = 1; iCur < nbNodes; iCur++) { - if (faceNodes[iCur] != simpleNodes[iSimple - 1]) { - simpleNodes[iSimple++] = faceNodes[iCur]; - if (nodeSet.insert( faceNodes[iCur] ).second) - nbUnique++; - } - } - int nbSimple = iSimple; - if (simpleNodes[nbSimple - 1] == simpleNodes[0]) { - nbSimple--; - iSimple--; - } - - if (nbUnique < 3) - return 0; + vector< const SMDS_MeshNode* > simpleNodes; simpleNodes.reserve( nbNodes ); + map< const SMDS_MeshNode*, int > nodeIndices; // indices within simpleNodes + map< const SMDS_MeshNode*, int >::iterator nInd; - // separate loops - int nbNew = 0; - bool foundLoop = (nbSimple > nbUnique); - while (foundLoop) { - foundLoop = false; - set loopSet; - for (iSimple = 0; iSimple < nbSimple && !foundLoop; iSimple++) { - const SMDS_MeshNode* n = simpleNodes[iSimple]; - if (!loopSet.insert( n ).second) { - foundLoop = true; - - // separate loop - int iC = 0, curLast = iSimple; - for (; iC < curLast; iC++) { - if (simpleNodes[iC] == n) break; - } - int loopLen = curLast - iC; - if (loopLen > 2) { - // create sub-element - nbNew++; - quantities.push_back(loopLen); - for (; iC < curLast; iC++) { - poly_nodes.push_back(simpleNodes[iC]); - } - } - // shift the rest nodes (place from the first loop position) - for (iC = curLast + 1; iC < nbSimple; iC++) { - simpleNodes[iC - loopLen] = simpleNodes[iC]; + nodeIndices.insert( make_pair( faceNodes[0], 0 )); + simpleNodes.push_back( faceNodes[0] ); + for ( int iCur = 1; iCur < nbNodes; iCur++ ) + { + if ( faceNodes[ iCur ] != simpleNodes.back() ) + { + int index = simpleNodes.size(); + nInd = nodeIndices.insert( make_pair( faceNodes[ iCur ], index )).first; + int prevIndex = nInd->second; + if ( prevIndex < index ) + { + // a sub-loop found + int loopLen = index - prevIndex; + if ( loopLen > 2 ) + { + // store the sub-loop + quantities.push_back( loopLen ); + for ( int i = prevIndex; i < index; i++ ) + poly_nodes.push_back( simpleNodes[ i ]); } - nbSimple -= loopLen; - iSimple -= loopLen; + simpleNodes.resize( prevIndex+1 ); + } + else + { + simpleNodes.push_back( faceNodes[ iCur ]); } - } // for (iSimple = 0; iSimple < nbSimple; iSimple++) - } // while (foundLoop) + } + } - if (iSimple > 2) { - nbNew++; - quantities.push_back(iSimple); - for (int i = 0; i < iSimple; i++) - poly_nodes.push_back(simpleNodes[i]); + if ( simpleNodes.size() > 2 ) + { + quantities.push_back( simpleNodes.size() ); + poly_nodes.insert ( poly_nodes.end(), simpleNodes.begin(), simpleNodes.end() ); } - return nbNew; + return quantities.size() - prevNbQuant; } //======================================================================= @@ -6230,7 +7347,6 @@ int SMESH_MeshEditor::SimplifyFace (const vector& faceNod void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) { - MESSAGE("MergeNodes"); myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -6243,16 +7359,17 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) // Fill nodeNodeMap and elems TListOfListOfNodes::iterator grIt = theGroupsOfNodes.begin(); - for ( ; grIt != theGroupsOfNodes.end(); grIt++ ) { + for ( ; grIt != theGroupsOfNodes.end(); grIt++ ) + { list& nodes = *grIt; list::iterator nIt = nodes.begin(); const SMDS_MeshNode* nToKeep = *nIt; - //MESSAGE("node to keep " << nToKeep->GetID()); - for ( ++nIt; nIt != nodes.end(); nIt++ ) { + for ( ++nIt; nIt != nodes.end(); nIt++ ) + { const SMDS_MeshNode* nToRemove = *nIt; - nodeNodeMap.insert( TNodeNodeMap::value_type( nToRemove, nToKeep )); - if ( nToRemove != nToKeep ) { - //MESSAGE(" node to remove " << nToRemove->GetID()); + nodeNodeMap.insert( make_pair( nToRemove, nToKeep )); + if ( nToRemove != nToKeep ) + { rmNodeIds.push_back( nToRemove->GetID() ); AddToSameGroups( nToKeep, nToRemove, aMesh ); // set _alwaysComputed to a sub-mesh of VERTEX to enable mesh computing @@ -6262,7 +7379,6 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) if ( SMESH_subMesh* sm = myMesh->GetSubMeshContaining( nToRemove->getshapeId() )) sm->SetIsAlwaysComputed( true ); } - SMDS_ElemIteratorPtr invElemIt = nToRemove->GetInverseElementIterator(); while ( invElemIt->more() ) { const SMDS_MeshElement* elem = invElemIt->next(); @@ -6272,29 +7388,35 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) } // Change element nodes or remove an element + set nodeSet; + vector< const SMDS_MeshNode*> curNodes, uniqueNodes; + vector iRepl; + ElemFeatures elemType; + set::iterator eIt = elems.begin(); - for ( ; eIt != elems.end(); eIt++ ) { + for ( ; eIt != elems.end(); eIt++ ) + { const SMDS_MeshElement* elem = *eIt; - //MESSAGE(" ---- inverse elem on node to remove " << elem->GetID()); - int nbNodes = elem->NbNodes(); - int aShapeId = FindShape( elem ); - - set nodeSet; - vector< const SMDS_MeshNode*> curNodes( nbNodes ), uniqueNodes( nbNodes ); + const int nbNodes = elem->NbNodes(); + const int aShapeId = FindShape( elem ); + SMDSAbs_EntityType entity = elem->GetEntityType(); + + nodeSet.clear(); + curNodes.resize( nbNodes ); + uniqueNodes.resize( nbNodes ); + iRepl.resize( nbNodes ); int iUnique = 0, iCur = 0, nbRepl = 0; - vector iRepl( nbNodes ); // get new seq of nodes SMDS_ElemIteratorPtr itN = elem->nodesIterator(); - while ( itN->more() ) { - const SMDS_MeshNode* n = - static_cast( itN->next() ); + while ( itN->more() ) + { + const SMDS_MeshNode* n = static_cast( itN->next() ); TNodeNodeMap::iterator nnIt = nodeNodeMap.find( n ); if ( nnIt != nodeNodeMap.end() ) { // n sticks n = (*nnIt).second; - // BUG 0020185: begin - { + { ////////// BUG 0020185: begin bool stopRecur = false; set nodesRecur; nodesRecur.insert(n); @@ -6303,15 +7425,14 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) if ( nnIt_i != nodeNodeMap.end() ) { // n sticks n = (*nnIt_i).second; if (!nodesRecur.insert(n).second) { - // error: recursive dependancy + // error: recursive dependency stopRecur = true; } } else stopRecur = true; } - } - // BUG 0020185: end + } ////////// BUG 0020185: end } curNodes[ iCur ] = n; bool isUnique = nodeSet.insert( n ).second; @@ -6326,103 +7447,101 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) bool isOk = true; int nbUniqueNodes = nodeSet.size(); - //MESSAGE("nbNodes nbUniqueNodes " << nbNodes << " " << nbUniqueNodes); - if ( nbNodes != nbUniqueNodes ) { // some nodes stick - // Polygons and Polyhedral volumes - if (elem->IsPoly()) { - - if (elem->GetType() == SMDSAbs_Face) { - // Polygon - vector face_nodes (nbNodes); - int inode = 0; - for (; inode < nbNodes; inode++) { - face_nodes[inode] = curNodes[inode]; - } + if ( nbNodes != nbUniqueNodes ) // some nodes stick + { + if ( elem->IsPoly() ) // Polygons and Polyhedral volumes + { + if ( elem->GetType() == SMDSAbs_Face ) // Polygon + { + elemType.Init( elem ); + const bool isQuad = elemType.myIsQuad; + if ( isQuad ) + SMDS_MeshCell::applyInterlace // interlace medium and corner nodes + ( SMDS_MeshCell::interlacedSmdsOrder( SMDSEntity_Quad_Polygon, nbNodes ), curNodes ); + // a polygon can divide into several elements vector polygons_nodes; vector quantities; - int nbNew = SimplifyFace(face_nodes, polygons_nodes, quantities); - if (nbNew > 0) { - inode = 0; - for (int iface = 0; iface < nbNew; iface++) { - int nbNodes = quantities[iface]; - vector poly_nodes (nbNodes); - for (int ii = 0; ii < nbNodes; ii++, inode++) { - poly_nodes[ii] = polygons_nodes[inode]; + int nbNew = SimplifyFace( curNodes, polygons_nodes, quantities ); + if (nbNew > 0) + { + vector face_nodes; + int inode = 0; + for (int iface = 0; iface < nbNew; iface++) + { + int nbNewNodes = quantities[iface]; + face_nodes.assign( polygons_nodes.begin() + inode, + polygons_nodes.begin() + inode + nbNewNodes ); + inode += nbNewNodes; + if ( isQuad ) // check if a result elem is a valid quadratic polygon + { + bool isValid = ( nbNewNodes % 2 == 0 ); + for ( int i = 0; i < nbNewNodes && isValid; ++i ) + isValid = ( elem->IsMediumNode( face_nodes[i]) == bool( i % 2 )); + elemType.SetQuad( isValid ); + if ( isValid ) // put medium nodes after corners + SMDS_MeshCell::applyInterlaceRev + ( SMDS_MeshCell::interlacedSmdsOrder( SMDSEntity_Quad_Polygon, + nbNewNodes ), face_nodes ); } - SMDS_MeshElement* newElem = aMesh->AddPolygonalFace(poly_nodes); - myLastCreatedElems.Append(newElem); - if (aShapeId) + elemType.SetPoly(( nbNewNodes / ( elemType.myIsQuad + 1 ) > 4 )); + + SMDS_MeshElement* newElem = AddElement( face_nodes, elemType.SetID(-1)); + if ( aShapeId ) aMesh->SetMeshElementOnShape(newElem, aShapeId); } - - MESSAGE("ChangeElementNodes MergeNodes Polygon"); - //aMesh->ChangeElementNodes(elem, &polygons_nodes[inode], quantities[nbNew - 1]); - vector polynodes(polygons_nodes.begin()+inode,polygons_nodes.end()); - int quid =0; - if (nbNew > 0) quid = nbNew - 1; - vector newquant(quantities.begin()+quid, quantities.end()); - const SMDS_MeshElement* newElem = 0; - newElem = aMesh->AddPolyhedralVolume(polynodes, newquant); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - rmElemIds.push_back(elem->GetID()); - } - else { - rmElemIds.push_back(elem->GetID()); } + rmElemIds.push_back(elem->GetID()); - } - else if (elem->GetType() == SMDSAbs_Volume) { - // Polyhedral volume - if (nbUniqueNodes < 4) { + } // Polygon + + else if ( elem->GetType() == SMDSAbs_Volume ) // Polyhedral volume + { + if ( nbUniqueNodes < 4 ) { rmElemIds.push_back(elem->GetID()); } else { // each face has to be analyzed in order to check volume validity - const SMDS_VtkVolume* aPolyedre = - dynamic_cast( elem ); - if (aPolyedre) { + const SMDS_VtkVolume* aPolyedre = dynamic_cast( elem ); + if ( aPolyedre ) + { int nbFaces = aPolyedre->NbFaces(); vector poly_nodes; - vector quantities; + vector quantities; + vector faceNodes; - for (int iface = 1; iface <= nbFaces; iface++) { + for (int iface = 1; iface <= nbFaces; iface++) + { int nbFaceNodes = aPolyedre->NbFaceNodes(iface); - vector faceNodes (nbFaceNodes); - - for (int inode = 1; inode <= nbFaceNodes; inode++) { + faceNodes.resize( nbFaceNodes ); + for (int inode = 1; inode <= nbFaceNodes; inode++) + { const SMDS_MeshNode * faceNode = aPolyedre->GetFaceNode(iface, inode); TNodeNodeMap::iterator nnIt = nodeNodeMap.find(faceNode); - if (nnIt != nodeNodeMap.end()) { // faceNode sticks + if ( nnIt != nodeNodeMap.end() ) // faceNode sticks faceNode = (*nnIt).second; - } faceNodes[inode - 1] = faceNode; } - SimplifyFace(faceNodes, poly_nodes, quantities); } - if (quantities.size() > 3) { - // to be done: remove coincident faces + if ( quantities.size() > 3 ) { + // TODO: remove coincident faces } - if (quantities.size() > 3) - { - MESSAGE("ChangeElementNodes MergeNodes Polyhedron"); - //aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities); - const SMDS_MeshElement* newElem = 0; - newElem = aMesh->AddPolyhedralVolume(poly_nodes, quantities); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - rmElemIds.push_back(elem->GetID()); - } + if ( quantities.size() > 3 ) + { + const SMDS_MeshElement* newElem = + aMesh->AddPolyhedralVolume( poly_nodes, quantities ); + myLastCreatedElems.Append( newElem ); + if ( aShapeId && newElem ) + aMesh->SetMeshElementOnShape( newElem, aShapeId ); + rmElemIds.push_back( elem->GetID() ); + } } else { - rmElemIds.push_back(elem->GetID()); + rmElemIds.push_back( elem->GetID() ); } } } @@ -6434,195 +7553,154 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) // Regular elements // TODO not all the possible cases are solved. Find something more generic? - switch ( nbNodes ) { - case 2: ///////////////////////////////////// EDGE - isOk = false; break; - case 3: ///////////////////////////////////// TRIANGLE - isOk = false; break; - case 4: - if ( elem->GetType() == SMDSAbs_Volume ) // TETRAHEDRON + switch ( entity ) { + case SMDSEntity_Edge: //////// EDGE + case SMDSEntity_Triangle: //// TRIANGLE + case SMDSEntity_Quad_Triangle: + case SMDSEntity_Tetra: + case SMDSEntity_Quad_Tetra: // TETRAHEDRON + { + isOk = false; + break; + } + case SMDSEntity_Quad_Edge: + { + isOk = false; // to linear EDGE ??????? + break; + } + case SMDSEntity_Quadrangle: //////////////////////////////////// QUADRANGLE + { + if ( nbUniqueNodes < 3 ) isOk = false; - else { //////////////////////////////////// QUADRANGLE - if ( nbUniqueNodes < 3 ) - isOk = false; - else if ( nbRepl == 2 && iRepl[ 1 ] - iRepl[ 0 ] == 2 ) - isOk = false; // opposite nodes stick - //MESSAGE("isOk " << isOk); + else if ( nbRepl == 1 && curNodes[ iRepl[0]] == curNodes[( iRepl[0]+2 )%4 ]) + isOk = false; // opposite nodes stick + break; + } + case SMDSEntity_Quad_Quadrangle: // Quadratic QUADRANGLE + { + // 1 5 2 + // +---+---+ + // | | + // 4+ +6 + // | | + // +---+---+ + // 0 7 3 + if (( nbUniqueNodes == 6 && nbRepl == 2 ) && + (( iRepl[0] == 1 && iRepl[1] == 4 && curNodes[1] == curNodes[0] ) || + ( iRepl[0] == 2 && iRepl[1] == 5 && curNodes[2] == curNodes[1] ) || + ( iRepl[0] == 3 && iRepl[1] == 6 && curNodes[3] == curNodes[2] ) || + ( iRepl[0] == 3 && iRepl[1] == 7 && curNodes[3] == curNodes[0] ))) + { + isOk = true; + } + break; + } + case SMDSEntity_BiQuad_Quadrangle: // Bi-Quadratic QUADRANGLE + { + // 1 5 2 + // +---+---+ + // | | + // 4+ 8+ +6 + // | | + // +---+---+ + // 0 7 3 + if (( nbUniqueNodes == 7 && nbRepl == 2 && iRepl[1] != 8 ) && + (( iRepl[0] == 1 && iRepl[1] == 4 && curNodes[1] == curNodes[0] ) || + ( iRepl[0] == 2 && iRepl[1] == 5 && curNodes[2] == curNodes[1] ) || + ( iRepl[0] == 3 && iRepl[1] == 6 && curNodes[3] == curNodes[2] ) || + ( iRepl[0] == 3 && iRepl[1] == 7 && curNodes[3] == curNodes[0] ))) + { + isOk = true; } break; - case 6: ///////////////////////////////////// PENTAHEDRON + } + case SMDSEntity_Penta: ///////////////////////////////////// PENTAHEDRON + { + isOk = false; if ( nbUniqueNodes == 4 ) { // ---------------------------------> tetrahedron - if (nbRepl == 3 && - iRepl[ 0 ] > 2 && iRepl[ 1 ] > 2 && iRepl[ 2 ] > 2 ) { - // all top nodes stick: reverse a bottom - uniqueNodes[ 0 ] = curNodes [ 1 ]; - uniqueNodes[ 1 ] = curNodes [ 0 ]; + if ( curNodes[3] == curNodes[4] && + curNodes[3] == curNodes[5] ) { + // top nodes stick + isOk = true; } - else if (nbRepl == 3 && - iRepl[ 0 ] < 3 && iRepl[ 1 ] < 3 && iRepl[ 2 ] < 3 ) { - // all bottom nodes stick: set a top before + else if ( curNodes[0] == curNodes[1] && + curNodes[0] == curNodes[2] ) { + // bottom nodes stick: set a top before uniqueNodes[ 3 ] = uniqueNodes [ 0 ]; - uniqueNodes[ 0 ] = curNodes [ 3 ]; + uniqueNodes[ 0 ] = curNodes [ 5 ]; uniqueNodes[ 1 ] = curNodes [ 4 ]; - uniqueNodes[ 2 ] = curNodes [ 5 ]; + uniqueNodes[ 2 ] = curNodes [ 3 ]; + isOk = true; } - else if (nbRepl == 4 && - iRepl[ 2 ] - iRepl [ 0 ] == 3 && iRepl[ 3 ] - iRepl [ 1 ] == 3 ) { - // a lateral face turns into a line: reverse a bottom - uniqueNodes[ 0 ] = curNodes [ 1 ]; - uniqueNodes[ 1 ] = curNodes [ 0 ]; + else if (( curNodes[0] == curNodes[3] ) + + ( curNodes[1] == curNodes[4] ) + + ( curNodes[2] == curNodes[5] ) == 2 ) { + // a lateral face turns into a line + isOk = true; } - else - isOk = false; } else if ( nbUniqueNodes == 5 ) { - // PENTAHEDRON --------------------> 2 tetrahedrons - if ( nbRepl == 2 && iRepl[ 1 ] - iRepl [ 0 ] == 3 ) { - // a bottom node sticks with a linked top one - // 1. - SMDS_MeshElement* newElem = - aMesh->AddVolume(curNodes[ 3 ], - curNodes[ 4 ], - curNodes[ 5 ], - curNodes[ iRepl[ 0 ] == 2 ? 1 : 2 ]); - myLastCreatedElems.Append(newElem); - if ( aShapeId ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - // 2. : reverse a bottom - uniqueNodes[ 0 ] = curNodes [ 1 ]; - uniqueNodes[ 1 ] = curNodes [ 0 ]; - nbUniqueNodes = 4; - } - else - isOk = false; - } - else - isOk = false; - break; - case 8: { - if(elem->IsQuadratic()) { // Quadratic quadrangle - // 1 5 2 - // +---+---+ - // | | - // | | - // 4+ +6 - // | | - // | | - // +---+---+ - // 0 7 3 - isOk = false; - if(nbRepl==2) { - MESSAGE("nbRepl=2: " << iRepl[0] << " " << iRepl[1]); - } - if(nbRepl==3) { - MESSAGE("nbRepl=3: " << iRepl[0] << " " << iRepl[1] << " " << iRepl[2]); - nbUniqueNodes = 6; - if( iRepl[0]==0 && iRepl[1]==1 && iRepl[2]==4 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[2]; - uniqueNodes[2] = curNodes[3]; - uniqueNodes[3] = curNodes[5]; - uniqueNodes[4] = curNodes[6]; - uniqueNodes[5] = curNodes[7]; - isOk = true; - } - if( iRepl[0]==0 && iRepl[1]==3 && iRepl[2]==7 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[1]; - uniqueNodes[2] = curNodes[2]; - uniqueNodes[3] = curNodes[4]; - uniqueNodes[4] = curNodes[5]; - uniqueNodes[5] = curNodes[6]; - isOk = true; - } - if( iRepl[0]==0 && iRepl[1]==4 && iRepl[2]==7 ) { - uniqueNodes[0] = curNodes[1]; - uniqueNodes[1] = curNodes[2]; - uniqueNodes[2] = curNodes[3]; - uniqueNodes[3] = curNodes[5]; - uniqueNodes[4] = curNodes[6]; - uniqueNodes[5] = curNodes[0]; - isOk = true; - } - if( iRepl[0]==1 && iRepl[1]==2 && iRepl[2]==5 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[1]; - uniqueNodes[2] = curNodes[3]; - uniqueNodes[3] = curNodes[4]; - uniqueNodes[4] = curNodes[6]; - uniqueNodes[5] = curNodes[7]; - isOk = true; - } - if( iRepl[0]==1 && iRepl[1]==4 && iRepl[2]==5 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[2]; - uniqueNodes[2] = curNodes[3]; - uniqueNodes[3] = curNodes[1]; - uniqueNodes[4] = curNodes[6]; - uniqueNodes[5] = curNodes[7]; - isOk = true; - } - if( iRepl[0]==2 && iRepl[1]==3 && iRepl[2]==6 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[1]; - uniqueNodes[2] = curNodes[2]; - uniqueNodes[3] = curNodes[4]; - uniqueNodes[4] = curNodes[5]; - uniqueNodes[5] = curNodes[7]; - isOk = true; - } - if( iRepl[0]==2 && iRepl[1]==5 && iRepl[2]==6 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[1]; - uniqueNodes[2] = curNodes[3]; - uniqueNodes[3] = curNodes[4]; - uniqueNodes[4] = curNodes[2]; - uniqueNodes[5] = curNodes[7]; - isOk = true; - } - if( iRepl[0]==3 && iRepl[1]==6 && iRepl[2]==7 ) { - uniqueNodes[0] = curNodes[0]; - uniqueNodes[1] = curNodes[1]; - uniqueNodes[2] = curNodes[2]; - uniqueNodes[3] = curNodes[4]; - uniqueNodes[4] = curNodes[5]; - uniqueNodes[5] = curNodes[3]; - isOk = true; - } + // PENTAHEDRON --------------------> pyramid + if ( curNodes[0] == curNodes[3] ) + { + uniqueNodes[ 0 ] = curNodes[ 1 ]; + uniqueNodes[ 1 ] = curNodes[ 4 ]; + uniqueNodes[ 2 ] = curNodes[ 5 ]; + uniqueNodes[ 3 ] = curNodes[ 2 ]; + uniqueNodes[ 4 ] = curNodes[ 0 ]; + isOk = true; } - if(nbRepl==4) { - MESSAGE("nbRepl=4: " << iRepl[0] << " " << iRepl[1] << " " << iRepl[2] << " " << iRepl[3]); + if ( curNodes[1] == curNodes[4] ) + { + uniqueNodes[ 0 ] = curNodes[ 0 ]; + uniqueNodes[ 1 ] = curNodes[ 2 ]; + uniqueNodes[ 2 ] = curNodes[ 5 ]; + uniqueNodes[ 3 ] = curNodes[ 3 ]; + uniqueNodes[ 4 ] = curNodes[ 1 ]; + isOk = true; } - if(nbRepl==5) { - MESSAGE("nbRepl=5: " << iRepl[0] << " " << iRepl[1] << " " << iRepl[2] << " " << iRepl[3] << " " << iRepl[4]); + if ( curNodes[2] == curNodes[5] ) + { + uniqueNodes[ 0 ] = curNodes[ 0 ]; + uniqueNodes[ 1 ] = curNodes[ 3 ]; + uniqueNodes[ 2 ] = curNodes[ 4 ]; + uniqueNodes[ 3 ] = curNodes[ 1 ]; + uniqueNodes[ 4 ] = curNodes[ 2 ]; + isOk = true; } - break; } - //////////////////////////////////// HEXAHEDRON + break; + } + case SMDSEntity_Hexa: + { + //////////////////////////////////// HEXAHEDRON isOk = false; SMDS_VolumeTool hexa (elem); hexa.SetExternalNormal(); if ( nbUniqueNodes == 4 && nbRepl == 4 ) { - //////////////////////// HEX ---> 1 tetrahedron + //////////////////////// HEX ---> tetrahedron for ( int iFace = 0; iFace < 6; iFace++ ) { const int *ind = hexa.GetFaceNodesIndices( iFace ); // indices of face nodes if (curNodes[ind[ 0 ]] == curNodes[ind[ 1 ]] && curNodes[ind[ 0 ]] == curNodes[ind[ 2 ]] && curNodes[ind[ 0 ]] == curNodes[ind[ 3 ]] ) { // one face turns into a point ... + int pickInd = ind[ 0 ]; int iOppFace = hexa.GetOppFaceIndex( iFace ); ind = hexa.GetFaceNodesIndices( iOppFace ); int nbStick = 0; + uniqueNodes.clear(); for ( iCur = 0; iCur < 4 && nbStick < 2; iCur++ ) { if ( curNodes[ind[ iCur ]] == curNodes[ind[ iCur + 1 ]] ) nbStick++; + else + uniqueNodes.push_back( curNodes[ind[ iCur ]]); } if ( nbStick == 1 ) { // ... and the opposite one - into a triangle. // set a top node - ind = hexa.GetFaceNodesIndices( iFace ); - uniqueNodes[ 3 ] = curNodes[ind[ 0 ]]; + uniqueNodes.push_back( curNodes[ pickInd ]); isOk = true; } break; @@ -6630,7 +7708,7 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) } } else if ( nbUniqueNodes == 6 && nbRepl == 2 ) { - //////////////////////// HEX ---> 1 prism + //////////////////////// HEX ---> prism int nbTria = 0, iTria[3]; const int *ind; // indices of face nodes // look for triangular faces @@ -6645,7 +7723,6 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) // check if triangles are opposite if ( nbTria == 2 && iTria[0] == hexa.GetOppFaceIndex( iTria[1] )) { - isOk = true; // set nodes of the bottom triangle ind = hexa.GetFaceNodesIndices( iTria[ 0 ]); vector indB; @@ -6665,11 +7742,12 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) uniqueNodes[ iCur + 3 ] = curNodes[ indT[ j ]]; break; } + isOk = true; + break; } - break; } - else if (nbUniqueNodes == 5 && nbRepl == 4 ) { - //////////////////// HEXAHEDRON ---> 2 tetrahedrons + else if (nbUniqueNodes == 5 && nbRepl == 3 ) { + //////////////////// HEXAHEDRON ---> pyramid for ( int iFace = 0; iFace < 6; iFace++ ) { const int *ind = hexa.GetFaceNodesIndices( iFace ); // indices of face nodes if (curNodes[ind[ 0 ]] == curNodes[ind[ 1 ]] && @@ -6678,139 +7756,61 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) // one face turns into a point ... int iOppFace = hexa.GetOppFaceIndex( iFace ); ind = hexa.GetFaceNodesIndices( iOppFace ); - int nbStick = 0; - iUnique = 2; // reverse a tetrahedron 1 bottom - for ( iCur = 0; iCur < 4 && nbStick == 0; iCur++ ) { + uniqueNodes.clear(); + for ( iCur = 0; iCur < 4; iCur++ ) { if ( curNodes[ind[ iCur ]] == curNodes[ind[ iCur + 1 ]] ) - nbStick++; - else if ( iUnique >= 0 ) - uniqueNodes[ iUnique-- ] = curNodes[ind[ iCur ]]; + break; + else + uniqueNodes.push_back( curNodes[ind[ iCur ]]); } - if ( nbStick == 0 ) { + if ( uniqueNodes.size() == 4 ) { // ... and the opposite one is a quadrangle // set a top node const int* indTop = hexa.GetFaceNodesIndices( iFace ); - uniqueNodes[ 3 ] = curNodes[indTop[ 0 ]]; - nbUniqueNodes = 4; - // tetrahedron 2 - SMDS_MeshElement* newElem = - aMesh->AddVolume(curNodes[ind[ 0 ]], - curNodes[ind[ 3 ]], - curNodes[ind[ 2 ]], - curNodes[indTop[ 0 ]]); - myLastCreatedElems.Append(newElem); - if ( aShapeId ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + uniqueNodes.push_back( curNodes[indTop[ 0 ]]); isOk = true; } break; } } } - else if ( nbUniqueNodes == 6 && nbRepl == 4 ) { - ////////////////// HEXAHEDRON ---> 2 tetrahedrons or 1 prism - // find indices of quad and tri faces - int iQuadFace[ 6 ], iTriFace[ 6 ], nbQuad = 0, nbTri = 0, iFace; - for ( iFace = 0; iFace < 6; iFace++ ) { + + if ( !isOk && nbUniqueNodes > 4 ) { + ////////////////// HEXAHEDRON ---> polyhedron + hexa.SetExternalNormal(); + vector poly_nodes; poly_nodes.reserve( 6 * 4 ); + vector quantities; quantities.reserve( 6 ); + for ( int iFace = 0; iFace < 6; iFace++ ) + { const int *ind = hexa.GetFaceNodesIndices( iFace ); // indices of face nodes + if ( curNodes[ind[0]] == curNodes[ind[2]] || + curNodes[ind[1]] == curNodes[ind[3]] ) + { + quantities.clear(); + break; // opposite nodes stick + } nodeSet.clear(); for ( iCur = 0; iCur < 4; iCur++ ) - nodeSet.insert( curNodes[ind[ iCur ]] ); - nbUniqueNodes = nodeSet.size(); - if ( nbUniqueNodes == 3 ) - iTriFace[ nbTri++ ] = iFace; - else if ( nbUniqueNodes == 4 ) - iQuadFace[ nbQuad++ ] = iFace; - } - if (nbQuad == 2 && nbTri == 4 && - hexa.GetOppFaceIndex( iQuadFace[ 0 ] ) == iQuadFace[ 1 ]) { - // 2 opposite quadrangles stuck with a diagonal; - // sample groups of merged indices: (0-4)(2-6) - // --------------------------------------------> 2 tetrahedrons - const int *ind1 = hexa.GetFaceNodesIndices( iQuadFace[ 0 ]); // indices of quad1 nodes - const int *ind2 = hexa.GetFaceNodesIndices( iQuadFace[ 1 ]); - int i0, i1d, i2, i3d, i0t, i2t; // d-daigonal, t-top - if (curNodes[ind1[ 0 ]] == curNodes[ind2[ 0 ]] && - curNodes[ind1[ 2 ]] == curNodes[ind2[ 2 ]]) { - // stuck with 0-2 diagonal - i0 = ind1[ 3 ]; - i1d = ind1[ 0 ]; - i2 = ind1[ 1 ]; - i3d = ind1[ 2 ]; - i0t = ind2[ 1 ]; - i2t = ind2[ 3 ]; - } - else if (curNodes[ind1[ 1 ]] == curNodes[ind2[ 3 ]] && - curNodes[ind1[ 3 ]] == curNodes[ind2[ 1 ]]) { - // stuck with 1-3 diagonal - i0 = ind1[ 0 ]; - i1d = ind1[ 1 ]; - i2 = ind1[ 2 ]; - i3d = ind1[ 3 ]; - i0t = ind2[ 0 ]; - i2t = ind2[ 1 ]; - } - else { - ASSERT(0); + { + if ( nodeSet.insert( curNodes[ind[ iCur ]] ).second ) + poly_nodes.push_back( curNodes[ind[ iCur ]]); } - // tetrahedron 1 - uniqueNodes[ 0 ] = curNodes [ i0 ]; - uniqueNodes[ 1 ] = curNodes [ i1d ]; - uniqueNodes[ 2 ] = curNodes [ i3d ]; - uniqueNodes[ 3 ] = curNodes [ i0t ]; - nbUniqueNodes = 4; - // tetrahedron 2 - SMDS_MeshElement* newElem = aMesh->AddVolume(curNodes[ i1d ], - curNodes[ i2 ], - curNodes[ i3d ], - curNodes[ i2t ]); - myLastCreatedElems.Append(newElem); - if ( aShapeId ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - isOk = true; + if ( nodeSet.size() < 3 ) + poly_nodes.resize( poly_nodes.size() - nodeSet.size() ); + else + quantities.push_back( nodeSet.size() ); } - else if (( nbTri == 2 && nbQuad == 3 ) || // merged (0-4)(1-5) - ( nbTri == 4 && nbQuad == 2 )) { // merged (7-4)(1-5) - // --------------------------------------------> prism - // find 2 opposite triangles - nbUniqueNodes = 6; - for ( iFace = 0; iFace + 1 < nbTri; iFace++ ) { - if ( hexa.GetOppFaceIndex( iTriFace[ iFace ] ) == iTriFace[ iFace + 1 ]) { - // find indices of kept and replaced nodes - // and fill unique nodes of 2 opposite triangles - const int *ind1 = hexa.GetFaceNodesIndices( iTriFace[ iFace ]); - const int *ind2 = hexa.GetFaceNodesIndices( iTriFace[ iFace + 1 ]); - const SMDS_MeshNode** hexanodes = hexa.GetNodes(); - // fill unique nodes - iUnique = 0; - isOk = true; - for ( iCur = 0; iCur < 4 && isOk; iCur++ ) { - const SMDS_MeshNode* n = curNodes[ind1[ iCur ]]; - const SMDS_MeshNode* nInit = hexanodes[ind1[ iCur ]]; - if ( n == nInit ) { - // iCur of a linked node of the opposite face (make normals co-directed): - int iCurOpp = ( iCur == 1 || iCur == 3 ) ? 4 - iCur : iCur; - // check that correspondent corners of triangles are linked - if ( !hexa.IsLinked( ind1[ iCur ], ind2[ iCurOpp ] )) - isOk = false; - else { - uniqueNodes[ iUnique ] = n; - uniqueNodes[ iUnique + 3 ] = curNodes[ind2[ iCurOpp ]]; - iUnique++; - } - } - } - break; - } - } + if ( quantities.size() >= 4 ) + { + const SMDS_MeshElement* newElem = aMesh->AddPolyhedralVolume( poly_nodes, quantities ); + myLastCreatedElems.Append( newElem ); + if ( aShapeId && newElem ) + aMesh->SetMeshElementOnShape( newElem, aShapeId ); + rmElemIds.push_back( elem->GetID() ); } - } // if ( nbUniqueNodes == 6 && nbRepl == 4 ) - else - { - MESSAGE("MergeNodes() removes hexahedron "<< elem); } break; - } // HEXAHEDRON + } // case HEXAHEDRON default: isOk = false; @@ -6818,46 +7818,18 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) } // if ( nbNodes != nbUniqueNodes ) // some nodes stick - if ( isOk ) { // the elem remains valid after sticking nodes - if (elem->IsPoly() && elem->GetType() == SMDSAbs_Volume) - { - // Change nodes of polyedre - const SMDS_VtkVolume* aPolyedre = - dynamic_cast( elem ); - if (aPolyedre) { - int nbFaces = aPolyedre->NbFaces(); - - vector poly_nodes; - vector quantities (nbFaces); - - for (int iface = 1; iface <= nbFaces; iface++) { - int inode, nbFaceNodes = aPolyedre->NbFaceNodes(iface); - quantities[iface - 1] = nbFaceNodes; - - for (inode = 1; inode <= nbFaceNodes; inode++) { - const SMDS_MeshNode* curNode = aPolyedre->GetFaceNode(iface, inode); - - TNodeNodeMap::iterator nnIt = nodeNodeMap.find( curNode ); - if (nnIt != nodeNodeMap.end()) { // curNode sticks - curNode = (*nnIt).second; - } - poly_nodes.push_back(curNode); - } - } - aMesh->ChangePolyhedronNodes( elem, poly_nodes, quantities ); - } - } - else // replace non-polyhedron elements + if ( isOk ) // a non-poly elem remains valid after sticking nodes + { + if ( nbNodes != nbUniqueNodes || + !aMesh->ChangeElementNodes( elem, & curNodes[0], nbNodes )) { - const SMDSAbs_ElementType etyp = elem->GetType(); - const int elemId = elem->GetID(); - const bool isPoly = (elem->GetEntityType() == SMDSEntity_Polygon); - uniqueNodes.resize(nbUniqueNodes); + elemType.Init( elem ).SetID( elem->GetID() ); SMESHDS_SubMesh * sm = aShapeId > 0 ? aMesh->MeshElements(aShapeId) : 0; - aMesh->RemoveFreeElement(elem, sm, /*fromGroups=*/false); - SMDS_MeshElement* newElem = this->AddElement(uniqueNodes, etyp, isPoly, elemId); + + uniqueNodes.resize(nbUniqueNodes); + SMDS_MeshElement* newElem = this->AddElement( uniqueNodes, elemType ); if ( sm && newElem ) sm->AddElement( newElem ); if ( elem != newElem ) @@ -6876,6 +7848,7 @@ void SMESH_MeshEditor::MergeNodes (TListOfListOfNodes & theGroupsOfNodes) Remove( rmElemIds, false ); Remove( rmNodeIds, true ); + return; } @@ -6898,10 +7871,6 @@ public: const SMDS_MeshElement* Get() const { return myElem; } - void Set(const SMDS_MeshElement* e) const - { myElem = e; } - - private: mutable const SMDS_MeshElement* myElem; }; @@ -6925,7 +7894,7 @@ void SMESH_MeshEditor::FindEqualElements(TIDSortedElemSet & theElements, { // get all elements in the mesh SMDS_ElemIteratorPtr eIt = GetMeshDS()->elementsIterator(); while ( eIt->more() ) - theElements.insert( theElements.end(), eIt->next()); + theElements.insert( theElements.end(), eIt->next() ); } vector< TGroupOfElems > arrayOfGroups; @@ -6933,31 +7902,32 @@ void SMESH_MeshEditor::FindEqualElements(TIDSortedElemSet & theElements, TMapOfNodeSet mapOfNodeSet; TIDSortedElemSet::iterator elemIt = theElements.begin(); - for ( int i = 0, j=0; elemIt != theElements.end(); ++elemIt, ++j ) { + for ( int i = 0; elemIt != theElements.end(); ++elemIt ) + { const SMDS_MeshElement* curElem = *elemIt; SortableElement SE(curElem); - int ind = -1; // check uniqueness pair< TMapOfNodeSet::iterator, bool> pp = mapOfNodeSet.insert(make_pair(SE, i)); - if( !(pp.second) ) { + if ( !pp.second ) { // one more coincident elem TMapOfNodeSet::iterator& itSE = pp.first; - ind = (*itSE).second; - arrayOfGroups[ind].push_back(curElem->GetID()); + int ind = (*itSE).second; + arrayOfGroups[ind].push_back( curElem->GetID() ); } else { - groupOfElems.clear(); - groupOfElems.push_back(curElem->GetID()); - arrayOfGroups.push_back(groupOfElems); + arrayOfGroups.push_back( groupOfElems ); + arrayOfGroups.back().push_back( curElem->GetID() ); i++; } } + groupOfElems.clear(); vector< TGroupOfElems >::iterator groupIt = arrayOfGroups.begin(); - for ( ; groupIt != arrayOfGroups.end(); ++groupIt ) { - groupOfElems = *groupIt; - if ( groupOfElems.size() > 1 ) { - groupOfElems.sort(); - theGroupsOfElementsID.push_back(groupOfElems); + for ( ; groupIt != arrayOfGroups.end(); ++groupIt ) + { + if ( groupIt->size() > 1 ) { + //groupOfElems.sort(); -- theElements is sorted already + theGroupsOfElementsID.push_back( groupOfElems ); + theGroupsOfElementsID.back().splice( theGroupsOfElementsID.back().end(), *groupIt ); } } } @@ -7028,6 +7998,24 @@ static const SMDS_MeshElement* findAdjacentFace(const SMDS_MeshNode* n1, return SMESH_MeshAlgos::FindFaceInSet( n1, n2, elemSet, avoidSet ); } +//======================================================================= +//function : findSegment +//purpose : Return a mesh segment by two nodes one of which can be medium +//======================================================================= + +static const SMDS_MeshElement* findSegment(const SMDS_MeshNode* n1, + const SMDS_MeshNode* n2) +{ + SMDS_ElemIteratorPtr it = n1->GetInverseElementIterator( SMDSAbs_Edge ); + while ( it->more() ) + { + const SMDS_MeshElement* seg = it->next(); + if ( seg->GetNodeIndex( n2 ) >= 0 ) + return seg; + } + return 0; +} + //======================================================================= //function : FindFreeBorder //purpose : @@ -7052,7 +8040,6 @@ bool SMESH_MeshEditor::FindFreeBorder (const SMDS_MeshNode* theFirst theNodes.push_back( theFirstNode ); theNodes.push_back( theSecondNode ); - //vector nodes; const SMDS_MeshNode *nIgnore = theFirstNode, *nStart = theSecondNode; TIDSortedElemSet foundElems; bool needTheLast = ( theLastNode != 0 ); @@ -7064,17 +8051,16 @@ bool SMESH_MeshEditor::FindFreeBorder (const SMDS_MeshNode* theFirst // find all free border faces sharing form nStart list< const SMDS_MeshElement* > curElemList; - list< const SMDS_MeshNode* > nStartList; + list< const SMDS_MeshNode* > nStartList; SMDS_ElemIteratorPtr invElemIt = nStart->GetInverseElementIterator(SMDSAbs_Face); while ( invElemIt->more() ) { const SMDS_MeshElement* e = invElemIt->next(); if ( e == curElem || foundElems.insert( e ).second ) { // get nodes int iNode = 0, nbNodes = e->NbNodes(); - //const SMDS_MeshNode* nodes[nbNodes+1]; vector nodes(nbNodes+1); - if(e->IsQuadratic()) { + if ( e->IsQuadratic() ) { const SMDS_VtkFace* F = dynamic_cast(e); if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace")); @@ -7191,6 +8177,8 @@ bool SMESH_MeshEditor::CheckFreeBorderNodes(const SMDS_MeshNode* theNode1, //======================================================================= //function : SewFreeBorder //purpose : +//warning : for border-to-side sewing theSideSecondNode is considered as +// the last side node and theSideThirdNode is not used //======================================================================= SMESH_MeshEditor::Sew_Error @@ -7207,16 +8195,15 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE("::SewFreeBorder()"); Sew_Error aResult = SEW_OK; // ==================================== // find side nodes and elements // ==================================== - list< const SMDS_MeshNode* > nSide[ 2 ]; + list< const SMDS_MeshNode* > nSide[ 2 ]; list< const SMDS_MeshElement* > eSide[ 2 ]; - list< const SMDS_MeshNode* >::iterator nIt[ 2 ]; + list< const SMDS_MeshNode* >::iterator nIt[ 2 ]; list< const SMDS_MeshElement* >::iterator eIt[ 2 ]; // Free border 1 @@ -7315,7 +8302,7 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, //const SMDS_MeshNode* faceNodes[ 4 ]; const SMDS_MeshNode* sideNode; - const SMDS_MeshElement* sideElem; + const SMDS_MeshElement* sideElem = 0; const SMDS_MeshNode* prevSideNode = theSideFirstNode; const SMDS_MeshNode* prevBordNode = theBordFirstNode; nBordIt = bordNodes.begin(); @@ -7340,7 +8327,7 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, { const SMDS_MeshElement* elem = invElemIt->next(); // prepare data for a loop on links coming to prevSideNode, of a face or a volume - int iPrevNode, iNode = 0, nbNodes = elem->NbNodes(); + int iPrevNode = 0, iNode = 0, nbNodes = elem->NbNodes(); vector< const SMDS_MeshNode* > faceNodes( nbNodes, (const SMDS_MeshNode*)0 ); bool isVolume = volume.Set( elem ); const SMDS_MeshNode** nodes = isVolume ? volume.GetNodes() : & faceNodes[0]; @@ -7452,12 +8439,26 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, // sew the border to the side 2 // ============================ - int nbNodes[] = { nSide[0].size(), nSide[1].size() }; + int nbNodes[] = { (int)nSide[0].size(), (int)nSide[1].size() }; int maxNbNodes = Max( nbNodes[0], nbNodes[1] ); + bool toMergeConformal = ( nbNodes[0] == nbNodes[1] ); + if ( toMergeConformal && toCreatePolygons ) + { + // do not merge quadrangles if polygons are OK (IPAL0052824) + eIt[0] = eSide[0].begin(); + eIt[1] = eSide[1].begin(); + bool allQuads[2] = { true, true }; + for ( int iBord = 0; iBord < 2; iBord++ ) { // loop on 2 borders + for ( ; allQuads[iBord] && eIt[iBord] != eSide[iBord].end(); ++eIt[iBord] ) + allQuads[iBord] = ( (*eIt[iBord])->NbCornerNodes() == 4 ); + } + toMergeConformal = ( !allQuads[0] && !allQuads[1] ); + } + TListOfListOfNodes nodeGroupsToMerge; - if ( nbNodes[0] == nbNodes[1] || - ( theSideIsFreeBorder && !theSideThirdNode)) { + if (( toMergeConformal ) || + ( theSideIsFreeBorder && !theSideThirdNode )) { // all nodes are to be merged @@ -7475,10 +8476,9 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, // insert new nodes into the border and the side to get equal nb of segments // get normalized parameters of nodes on the borders - //double param[ 2 ][ maxNbNodes ]; - double* param[ 2 ]; - param[0] = new double [ maxNbNodes ]; - param[1] = new double [ maxNbNodes ]; + vector< double > param[ 2 ]; + param[0].resize( maxNbNodes ); + param[1].resize( maxNbNodes ); int iNode, iBord; for ( iBord = 0; iBord < 2; iBord++ ) { // loop on 2 borders list< const SMDS_MeshNode* >& nodes = nSide[ iBord ]; @@ -7523,8 +8523,8 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, if ( i[ iBord ] > 0 ) prevParam = Max( prevParam, param[iBord][ i[iBord] - 1 ]); } - double minParam = Min( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]); - double maxParam = Max( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]); + double minParam = Min( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]); + double maxParam = Max( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]); double minSegLen = Min( nextParam - minParam, maxParam - prevParam ); // choose to insert or to merge nodes @@ -7548,10 +8548,10 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, // insert // ------ int intoBord = ( du < 0 ) ? 0 : 1; - const SMDS_MeshElement* elem = *eIt[ intoBord ]; + const SMDS_MeshElement* elem = *eIt [ intoBord ]; const SMDS_MeshNode* n1 = nPrev[ intoBord ]; - const SMDS_MeshNode* n2 = *nIt[ intoBord ]; - const SMDS_MeshNode* nIns = *nIt[ 1 - intoBord ]; + const SMDS_MeshNode* n2 = *nIt [ intoBord ]; + const SMDS_MeshNode* nIns = *nIt [ 1 - intoBord ]; if ( intoBord == 1 ) { // move node of the border to be on a link of elem of the side gp_XYZ p1 (n1->X(), n1->Y(), n1->Z()); @@ -7561,7 +8561,7 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, GetMeshDS()->MoveNode( nIns, p.X(), p.Y(), p.Z() ); } insertMapIt = insertMap.find( elem ); - bool notFound = ( insertMapIt == insertMap.end() ); + bool notFound = ( insertMapIt == insertMap.end() ); bool otherLink = ( !notFound && (*insertMapIt).second.front() != n1 ); if ( otherLink ) { // insert into another link of the same element: @@ -7571,12 +8571,11 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, const SMDS_MeshNode* n22 = nodeList.front(); nodeList.pop_front(); InsertNodesIntoLink( elem, n12, n22, nodeList, toCreatePolygons ); // 2. perform insertion into the link of adjacent faces - while (true) { - const SMDS_MeshElement* adjElem = findAdjacentFace( n12, n22, elem ); - if ( adjElem ) - InsertNodesIntoLink( adjElem, n12, n22, nodeList, toCreatePolygons ); - else - break; + while ( const SMDS_MeshElement* adjElem = findAdjacentFace( n12, n22, elem )) { + InsertNodesIntoLink( adjElem, n12, n22, nodeList, toCreatePolygons ); + } + while ( const SMDS_MeshElement* seg = findSegment( n12, n22 )) { + InsertNodesIntoLink( seg, n12, n22, nodeList ); } if (toCreatePolyedrs) { // perform insertion into the links of adjacent volumes @@ -7588,8 +8587,7 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, } if ( notFound || otherLink ) { // add element and nodes of the side into the insertMap - insertMapIt = insertMap.insert - ( TElemOfNodeListMap::value_type( elem, list() )).first; + insertMapIt = insertMap.insert( make_pair( elem, list() )).first; (*insertMapIt).second.push_back( n1 ); (*insertMapIt).second.push_back( n2 ); } @@ -7623,14 +8621,14 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, InsertNodesIntoLink( elem, n1, n2, nodeList, toCreatePolygons ); + while ( const SMDS_MeshElement* seg = findSegment( n1, n2 )) { + InsertNodesIntoLink( seg, n1, n2, nodeList ); + } + if ( !theSideIsFreeBorder ) { // look for and insert nodes into the faces adjacent to elem - while (true) { - const SMDS_MeshElement* adjElem = findAdjacentFace( n1, n2, elem ); - if ( adjElem ) - InsertNodesIntoLink( adjElem, n1, n2, nodeList, toCreatePolygons ); - else - break; + while ( const SMDS_MeshElement* adjElem = findAdjacentFace( n1, n2, elem )) { + InsertNodesIntoLink( adjElem, n1, n2, nodeList, toCreatePolygons ); } } if (toCreatePolyedrs) { @@ -7638,69 +8636,155 @@ SMESH_MeshEditor::SewFreeBorder (const SMDS_MeshNode* theBordFirstNode, UpdateVolumes(n1, n2, nodeList); } } - - delete param[0]; - delete param[1]; } // end: insert new nodes MergeNodes ( nodeGroupsToMerge ); + + // Remove coincident segments + + // get new segments + TIDSortedElemSet segments; + SMESH_SequenceOfElemPtr newFaces; + for ( int i = 1; i <= myLastCreatedElems.Length(); ++i ) + { + if ( !myLastCreatedElems(i) ) continue; + if ( myLastCreatedElems(i)->GetType() == SMDSAbs_Edge ) + segments.insert( segments.end(), myLastCreatedElems(i) ); + else + newFaces.Append( myLastCreatedElems(i) ); + } + // get segments adjacent to merged nodes + TListOfListOfNodes::iterator groupIt = nodeGroupsToMerge.begin(); + for ( ; groupIt != nodeGroupsToMerge.end(); groupIt++ ) + { + const list& nodes = *groupIt; + SMDS_ElemIteratorPtr segIt = nodes.front()->GetInverseElementIterator( SMDSAbs_Edge ); + while ( segIt->more() ) + segments.insert( segIt->next() ); + } + + // find coincident + TListOfListOfElementsID equalGroups; + if ( !segments.empty() ) + FindEqualElements( segments, equalGroups ); + if ( !equalGroups.empty() ) + { + // remove from segments those that will be removed + TListOfListOfElementsID::iterator itGroups = equalGroups.begin(); + for ( ; itGroups != equalGroups.end(); ++itGroups ) + { + list< int >& group = *itGroups; + list< int >::iterator id = group.begin(); + for ( ++id; id != group.end(); ++id ) + if ( const SMDS_MeshElement* seg = GetMeshDS()->FindElement( *id )) + segments.erase( seg ); + } + // remove equal segments + MergeElements( equalGroups ); + + // restore myLastCreatedElems + myLastCreatedElems = newFaces; + TIDSortedElemSet::iterator seg = segments.begin(); + for ( ; seg != segments.end(); ++seg ) + myLastCreatedElems.Append( *seg ); + } + return aResult; } //======================================================================= //function : InsertNodesIntoLink -//purpose : insert theNodesToInsert into theFace between theBetweenNode1 +//purpose : insert theNodesToInsert into theElement between theBetweenNode1 // and theBetweenNode2 and split theElement //======================================================================= -void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, +void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theElement, const SMDS_MeshNode* theBetweenNode1, const SMDS_MeshNode* theBetweenNode2, list& theNodesToInsert, const bool toCreatePoly) { + if ( !theElement ) return; + + SMESHDS_Mesh *aMesh = GetMeshDS(); + vector newElems; + + if ( theElement->GetType() == SMDSAbs_Edge ) + { + theNodesToInsert.push_front( theBetweenNode1 ); + theNodesToInsert.push_back ( theBetweenNode2 ); + list::iterator n = theNodesToInsert.begin(); + const SMDS_MeshNode* n1 = *n; + for ( ++n; n != theNodesToInsert.end(); ++n ) + { + const SMDS_MeshNode* n2 = *n; + if ( const SMDS_MeshElement* seg = aMesh->FindEdge( n1, n2 )) + AddToSameGroups( seg, theElement, aMesh ); + else + newElems.push_back( aMesh->AddEdge ( n1, n2 )); + n1 = n2; + } + theNodesToInsert.pop_front(); + theNodesToInsert.pop_back(); + + if ( theElement->IsQuadratic() ) // add a not split part + { + vector nodes( theElement->begin_nodes(), + theElement->end_nodes() ); + int iOther = 0, nbN = nodes.size(); + for ( ; iOther < nbN; ++iOther ) + if ( nodes[iOther] != theBetweenNode1 && + nodes[iOther] != theBetweenNode2 ) + break; + if ( iOther == 0 ) + { + if ( const SMDS_MeshElement* seg = aMesh->FindEdge( nodes[0], nodes[1] )) + AddToSameGroups( seg, theElement, aMesh ); + else + newElems.push_back( aMesh->AddEdge ( nodes[0], nodes[1] )); + } + else if ( iOther == 2 ) + { + if ( const SMDS_MeshElement* seg = aMesh->FindEdge( nodes[1], nodes[2] )) + AddToSameGroups( seg, theElement, aMesh ); + else + newElems.push_back( aMesh->AddEdge ( nodes[1], nodes[2] )); + } + } + // treat new elements + for ( size_t i = 0; i < newElems.size(); ++i ) + if ( newElems[i] ) + { + aMesh->SetMeshElementOnShape( newElems[i], theElement->getshapeId() ); + myLastCreatedElems.Append( newElems[i] ); + } + ReplaceElemInGroups( theElement, newElems, aMesh ); + aMesh->RemoveElement( theElement ); + return; + + } // if ( theElement->GetType() == SMDSAbs_Edge ) + + const SMDS_MeshElement* theFace = theElement; if ( theFace->GetType() != SMDSAbs_Face ) return; // find indices of 2 link nodes and of the rest nodes int iNode = 0, il1, il2, i3, i4; il1 = il2 = i3 = i4 = -1; - //const SMDS_MeshNode* nodes[ theFace->NbNodes() ]; vector nodes( theFace->NbNodes() ); - if(theFace->IsQuadratic()) { - const SMDS_VtkFace* F = - dynamic_cast(theFace); - if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace")); - // use special nodes iterator - SMDS_ElemIteratorPtr anIter = F->interlacedNodesElemIterator(); - while( anIter->more() ) { - const SMDS_MeshNode* n = cast2Node(anIter->next()); - if ( n == theBetweenNode1 ) - il1 = iNode; - else if ( n == theBetweenNode2 ) - il2 = iNode; - else if ( i3 < 0 ) - i3 = iNode; - else - i4 = iNode; - nodes[ iNode++ ] = n; - } - } - else { - SMDS_ElemIteratorPtr nodeIt = theFace->nodesIterator(); - while ( nodeIt->more() ) { - const SMDS_MeshNode* n = static_cast( nodeIt->next() ); - if ( n == theBetweenNode1 ) - il1 = iNode; - else if ( n == theBetweenNode2 ) - il2 = iNode; - else if ( i3 < 0 ) - i3 = iNode; - else - i4 = iNode; - nodes[ iNode++ ] = n; - } + SMDS_NodeIteratorPtr nodeIt = theFace->interlacedNodesIterator(); + while ( nodeIt->more() ) { + const SMDS_MeshNode* n = nodeIt->next(); + if ( n == theBetweenNode1 ) + il1 = iNode; + else if ( n == theBetweenNode2 ) + il2 = iNode; + else if ( i3 < 0 ) + i3 = iNode; + else + i4 = iNode; + nodes[ iNode++ ] = n; } if ( il1 < 0 || il2 < 0 || i3 < 0 ) return ; @@ -7730,9 +8814,8 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, // add nodes of face up to first node of link bool isFLN = false; - if(theFace->IsQuadratic()) { - const SMDS_VtkFace* F = - dynamic_cast(theFace); + if ( theFace->IsQuadratic() ) { + const SMDS_VtkFace* F = dynamic_cast(theFace); if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace")); // use special nodes iterator SMDS_ElemIteratorPtr anIter = F->interlacedNodesElemIterator(); @@ -7774,28 +8857,12 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, } } - // edit or replace the face - SMESHDS_Mesh *aMesh = GetMeshDS(); - - if (theFace->IsPoly()) { - aMesh->ChangePolygonNodes(theFace, poly_nodes); - } - else { - int aShapeId = FindShape( theFace ); - - SMDS_MeshElement* newElem = aMesh->AddPolygonalFace(poly_nodes); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - - aMesh->RemoveElement(theFace); - } - return; + // make a new face + newElems.push_back( aMesh->AddPolygonalFace( poly_nodes )); } - SMESHDS_Mesh *aMesh = GetMeshDS(); - if( !theFace->IsQuadratic() ) { - + else if ( !theFace->IsQuadratic() ) + { // put aNodesToInsert between theBetweenNode1 and theBetweenNode2 int nbLinkNodes = 2 + aNodesToInsert.size(); //const SMDS_MeshNode* linkNodes[ nbLinkNodes ]; @@ -7808,7 +8875,7 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, } // decide how to split a quadrangle: compare possible variants // and choose which of splits to be a quadrangle - int i1, i2, iSplit, nbSplits = nbLinkNodes - 1, iBestQuad; + int i1, i2, iSplit, nbSplits = nbLinkNodes - 1, iBestQuad = 0; if ( nbFaceNodes == 3 ) { iBestQuad = nbSplits; i4 = i3; @@ -7844,41 +8911,32 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, } // create new elements - int aShapeId = FindShape( theFace ); - i1 = 0; i2 = 1; - for ( iSplit = 0; iSplit < nbSplits - 1; iSplit++ ) { - SMDS_MeshElement* newElem = 0; + for ( iSplit = 0; iSplit < nbSplits - 1; iSplit++ ) + { if ( iSplit == iBestQuad ) - newElem = aMesh->AddFace (linkNodes[ i1++ ], - linkNodes[ i2++ ], - nodes[ i3 ], - nodes[ i4 ]); + newElems.push_back( aMesh->AddFace (linkNodes[ i1++ ], + linkNodes[ i2++ ], + nodes[ i3 ], + nodes[ i4 ])); else - newElem = aMesh->AddFace (linkNodes[ i1++ ], - linkNodes[ i2++ ], - nodes[ iSplit < iBestQuad ? i4 : i3 ]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + newElems.push_back( aMesh->AddFace (linkNodes[ i1++ ], + linkNodes[ i2++ ], + nodes[ iSplit < iBestQuad ? i4 : i3 ])); } - // change nodes of theFace const SMDS_MeshNode* newNodes[ 4 ]; newNodes[ 0 ] = linkNodes[ i1 ]; newNodes[ 1 ] = linkNodes[ i2 ]; newNodes[ 2 ] = nodes[ iSplit >= iBestQuad ? i3 : i4 ]; newNodes[ 3 ] = nodes[ i4 ]; - //aMesh->ChangeElementNodes( theFace, newNodes, iSplit == iBestQuad ? 4 : 3 ); - const SMDS_MeshElement* newElem = 0; if (iSplit == iBestQuad) - newElem = aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2], newNodes[3] ); + newElems.push_back( aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2], newNodes[3] )); else - newElem = aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2] ); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); -} // end if(!theFace->IsQuadratic()) + newElems.push_back( aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2] )); + + } // end if(!theFace->IsQuadratic()) + else { // theFace is quadratic // we have to split theFace on simple triangles and one simple quadrangle int tmp = il1/2; @@ -7905,66 +8963,38 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, // n4 n6 n5 n4 // create new elements - int aShapeId = FindShape( theFace ); - int n1,n2,n3; - if(nbFaceNodes==6) { // quadratic triangle - SMDS_MeshElement* newElem = - aMesh->AddFace(nodes[3],nodes[4],nodes[5]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - if(theFace->IsMediumNode(nodes[il1])) { + if ( nbFaceNodes == 6 ) { // quadratic triangle + newElems.push_back( aMesh->AddFace( nodes[3], nodes[4], nodes[5] )); + if ( theFace->IsMediumNode(nodes[il1]) ) { // create quadrangle - newElem = aMesh->AddFace(nodes[0],nodes[1],nodes[3],nodes[5]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + newElems.push_back( aMesh->AddFace( nodes[0], nodes[1], nodes[3], nodes[5] )); n1 = 1; n2 = 2; n3 = 3; } else { // create quadrangle - newElem = aMesh->AddFace(nodes[1],nodes[2],nodes[3],nodes[5]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + newElems.push_back( aMesh->AddFace( nodes[1], nodes[2], nodes[3], nodes[5] )); n1 = 0; n2 = 1; n3 = 5; } } else { // nbFaceNodes==8 - quadratic quadrangle - SMDS_MeshElement* newElem = - aMesh->AddFace(nodes[3],nodes[4],nodes[5]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - newElem = aMesh->AddFace(nodes[5],nodes[6],nodes[7]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - newElem = aMesh->AddFace(nodes[5],nodes[7],nodes[3]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - if(theFace->IsMediumNode(nodes[il1])) { + newElems.push_back( aMesh->AddFace( nodes[3], nodes[4], nodes[5] )); + newElems.push_back( aMesh->AddFace( nodes[5], nodes[6], nodes[7] )); + newElems.push_back( aMesh->AddFace( nodes[5], nodes[7], nodes[3] )); + if ( theFace->IsMediumNode( nodes[ il1 ])) { // create quadrangle - newElem = aMesh->AddFace(nodes[0],nodes[1],nodes[3],nodes[7]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + newElems.push_back( aMesh->AddFace( nodes[0], nodes[1], nodes[3], nodes[7] )); n1 = 1; n2 = 2; n3 = 3; } else { // create quadrangle - newElem = aMesh->AddFace(nodes[1],nodes[2],nodes[3],nodes[7]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); + newElems.push_back( aMesh->AddFace( nodes[1], nodes[2], nodes[3], nodes[7] )); n1 = 0; n2 = 1; n3 = 7; @@ -7972,30 +9002,34 @@ void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace, } // create needed triangles using n1,n2,n3 and inserted nodes int nbn = 2 + aNodesToInsert.size(); - //const SMDS_MeshNode* aNodes[nbn]; vector aNodes(nbn); - aNodes[0] = nodes[n1]; + aNodes[0 ] = nodes[n1]; aNodes[nbn-1] = nodes[n2]; list::iterator nIt = aNodesToInsert.begin(); for ( iNode = 1; nIt != aNodesToInsert.end(); nIt++ ) { aNodes[iNode++] = *nIt; } - for(i=1; iAddFace(aNodes[i-1],aNodes[i],nodes[n3]); - myLastCreatedElems.Append(newElem); - if ( aShapeId && newElem ) - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - } + for ( i = 1; i < nbn; i++ ) + newElems.push_back( aMesh->AddFace( aNodes[i-1], aNodes[i], nodes[n3] )); } - // remove old face + + // remove the old face + for ( size_t i = 0; i < newElems.size(); ++i ) + if ( newElems[i] ) + { + aMesh->SetMeshElementOnShape( newElems[i], theFace->getshapeId() ); + myLastCreatedElems.Append( newElems[i] ); + } + ReplaceElemInGroups( theFace, newElems, aMesh ); aMesh->RemoveElement(theFace); -} + +} // InsertNodesIntoLink() //======================================================================= //function : UpdateVolumes //purpose : //======================================================================= + void SMESH_MeshEditor::UpdateVolumes (const SMDS_MeshNode* theBetweenNode1, const SMDS_MeshNode* theBetweenNode2, list& theNodesToInsert) @@ -8057,24 +9091,16 @@ void SMESH_MeshEditor::UpdateVolumes (const SMDS_MeshNode* theBetweenNode quantities[iface] = nbFaceNodes + nbInserted; } - // Replace or update the volume + // Replace the volume SMESHDS_Mesh *aMesh = GetMeshDS(); - if (elem->IsPoly()) { - aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities); - - } - else { - int aShapeId = FindShape( elem ); - - SMDS_MeshElement* newElem = - aMesh->AddPolyhedralVolume(poly_nodes, quantities); - myLastCreatedElems.Append(newElem); - if (aShapeId && newElem) - aMesh->SetMeshElementOnShape(newElem, aShapeId); - - aMesh->RemoveElement(elem); + if ( SMDS_MeshElement* newElem = aMesh->AddPolyhedralVolume( poly_nodes, quantities )) + { + aMesh->SetMeshElementOnShape( newElem, elem->getshapeId() ); + myLastCreatedElems.Append( newElem ); + ReplaceElemInGroups( elem, newElem, aMesh ); } + aMesh->RemoveElement( elem ); } } @@ -8104,7 +9130,7 @@ namespace //======================================================================= /*! - * \brief Convert elements contained in a submesh to quadratic + * \brief Convert elements contained in a sub-mesh to quadratic * \return int - nb of checked elements */ //======================================================================= @@ -8253,6 +9279,7 @@ void SMESH_MeshEditor::ConvertToQuadratic(const bool theForce3d, const bool theT aHelper.SetIsQuadratic( true ); aHelper.SetIsBiQuadratic( theToBiQuad ); aHelper.SetElementsOnShape(true); + aHelper.ToFixNodeParameters( true ); // convert elements assigned to sub-meshes int nbCheckedElems = 0; @@ -8365,11 +9392,20 @@ void SMESH_MeshEditor::ConvertToQuadratic(const bool theForce3d, const bool theT if ( !volume ) continue; const SMDSAbs_EntityType type = volume->GetEntityType(); - if (( theToBiQuad && type == SMDSEntity_TriQuad_Hexa ) || - ( !theToBiQuad && type == SMDSEntity_Quad_Hexa )) + if ( volume->IsQuadratic() ) { - aHelper.AddTLinks( static_cast< const SMDS_MeshVolume* >( volume )); - continue; + bool alreadyOK; + switch ( type ) + { + case SMDSEntity_Quad_Hexa: alreadyOK = !theToBiQuad; break; + case SMDSEntity_TriQuad_Hexa: alreadyOK = theToBiQuad; break; + default: alreadyOK = true; + } + if ( alreadyOK ) + { + aHelper.AddTLinks( static_cast< const SMDS_MeshVolume* >( volume )); + continue; + } } const int id = volume->GetID(); vector nodes (volume->begin_nodes(), volume->end_nodes()); @@ -8617,6 +9653,8 @@ int SMESH_MeshEditor::removeQuadElem(SMESHDS_SubMesh * theSm, { int nbElem = 0; SMESHDS_Mesh* meshDS = GetMeshDS(); + ElemFeatures elemType; + vector nodes; while( theItr->more() ) { @@ -8624,11 +9662,11 @@ int SMESH_MeshEditor::removeQuadElem(SMESHDS_SubMesh * theSm, nbElem++; if( elem && elem->IsQuadratic()) { - int id = elem->GetID(); - int nbCornerNodes = elem->NbCornerNodes(); - SMDSAbs_ElementType aType = elem->GetType(); + // get elem data + int nbCornerNodes = elem->NbCornerNodes(); + nodes.assign( elem->begin_nodes(), elem->end_nodes() ); - vector nodes( elem->begin_nodes(), elem->end_nodes() ); + elemType.Init( elem, /*basicOnly=*/false ).SetID( elem->GetID() ).SetQuad( false ); //remove a quadratic element if ( !theSm || !theSm->Contains( elem )) @@ -8636,13 +9674,13 @@ int SMESH_MeshEditor::removeQuadElem(SMESHDS_SubMesh * theSm, meshDS->RemoveFreeElement( elem, theSm, /*fromGroups=*/false ); // remove medium nodes - for ( unsigned i = nbCornerNodes; i < nodes.size(); ++i ) + for ( size_t i = nbCornerNodes; i < nodes.size(); ++i ) if ( nodes[i]->NbInverseElements() == 0 ) meshDS->RemoveFreeNode( nodes[i], theSm ); // add a linear element nodes.resize( nbCornerNodes ); - SMDS_MeshElement * newElem = AddElement( nodes, aType, false, id ); + SMDS_MeshElement * newElem = AddElement( nodes, elemType ); ReplaceElemInGroups(elem, newElem, meshDS); if( theSm && newElem ) theSm->AddElement( newElem ); @@ -8721,8 +9759,7 @@ void SMESH_MeshEditor::ConvertFromQuadratic(TIDSortedElemSet& theElements) } // replace given elements by linear ones - typedef SMDS_SetIterator TSetIterator; - SMDS_ElemIteratorPtr elemIt( new TSetIterator( theElements.begin(), theElements.end() )); + SMDS_ElemIteratorPtr elemIt = elemSetIterator( theElements ); removeQuadElem( /*theSm=*/0, elemIt, /*theShapeID=*/0 ); // we need to convert remaining elements whose all medium nodes are in mediumNodeIDs @@ -8774,8 +9811,7 @@ void SMESH_MeshEditor::ConvertFromQuadratic(TIDSortedElemSet& theElements) } } } - elemIt = SMDS_ElemIteratorPtr - (new TSetIterator( moreElemsToConvert.begin(), moreElemsToConvert.end() )); + elemIt = elemSetIterator( moreElemsToConvert ); removeQuadElem( /*theSm=*/0, elemIt, /*theShapeID=*/0 ); } @@ -8795,7 +9831,6 @@ SMESH_MeshEditor::SewSideElements (TIDSortedElemSet& theSide1, myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); - MESSAGE ("::::SewSideElements()"); if ( theSide1.size() != theSide2.size() ) return SEW_DIFF_NB_OF_ELEMENTS; @@ -9235,11 +10270,15 @@ SMESH_MeshEditor::SewSideElements (TIDSortedElemSet& theSide1, if ( aResult != SEW_OK) return aResult; - list< int > nodeIDsToRemove/*, elemIDsToRemove*/; + list< int > nodeIDsToRemove; + vector< const SMDS_MeshNode*> nodes; + ElemFeatures elemType; + // loop on nodes replacement map TNodeNodeMap::iterator nReplaceMapIt = nReplaceMap.begin(), nnIt; for ( ; nReplaceMapIt != nReplaceMap.end(); nReplaceMapIt++ ) - if ( (*nReplaceMapIt).first != (*nReplaceMapIt).second ) { + if ( (*nReplaceMapIt).first != (*nReplaceMapIt).second ) + { const SMDS_MeshNode* nToRemove = (*nReplaceMapIt).first; nodeIDsToRemove.push_back( nToRemove->GetID() ); // loop on elements sharing nToRemove @@ -9248,11 +10287,10 @@ SMESH_MeshEditor::SewSideElements (TIDSortedElemSet& theSide1, const SMDS_MeshElement* e = invElemIt->next(); // get a new suite of nodes: make replacement int nbReplaced = 0, i = 0, nbNodes = e->NbNodes(); - vector< const SMDS_MeshNode*> nodes( nbNodes ); + nodes.resize( nbNodes ); SMDS_ElemIteratorPtr nIt = e->nodesIterator(); while ( nIt->more() ) { - const SMDS_MeshNode* n = - static_cast( nIt->next() ); + const SMDS_MeshNode* n = static_cast( nIt->next() ); nnIt = nReplaceMap.find( n ); if ( nnIt != nReplaceMap.end() ) { nbReplaced++; @@ -9264,21 +10302,17 @@ SMESH_MeshEditor::SewSideElements (TIDSortedElemSet& theSide1, // elemIDsToRemove.push_back( e->GetID() ); // else if ( nbReplaced ) + { + elemType.Init( e, /*basicOnly=*/false ).SetID( e->GetID() ); + aMesh->RemoveElement( e ); + + if ( SMDS_MeshElement* newElem = this->AddElement( nodes, elemType )) { - SMDSAbs_ElementType etyp = e->GetType(); - SMDS_MeshElement* newElem = this->AddElement(nodes, etyp, false); - if (newElem) - { - myLastCreatedElems.Append(newElem); - AddToSameGroups(newElem, e, aMesh); - int aShapeId = e->getshapeId(); - if ( aShapeId ) - { - aMesh->SetMeshElementOnShape( newElem, aShapeId ); - } - } - aMesh->RemoveElement(e); + AddToSameGroups( newElem, e, aMesh ); + if ( int aShapeId = e->getshapeId() ) + aMesh->SetMeshElementOnShape( newElem, aShapeId ); } + } } } @@ -9460,6 +10494,70 @@ SMESH_MeshEditor::FindMatchingNodes(set& theSide1, return SEW_OK; } +//================================================================================ +/*! + * \brief Create elements equal (on same nodes) to given ones + * \param [in] theElements - a set of elems to duplicate. If it is empty, all + * elements of the uppest dimension are duplicated. + */ +//================================================================================ + +void SMESH_MeshEditor::DoubleElements( const TIDSortedElemSet& theElements ) +{ + ClearLastCreated(); + SMESHDS_Mesh* mesh = GetMeshDS(); + + // get an element type and an iterator over elements + + SMDSAbs_ElementType type = SMDSAbs_All; + SMDS_ElemIteratorPtr elemIt; + vector< const SMDS_MeshElement* > allElems; + if ( theElements.empty() ) + { + if ( mesh->NbNodes() == 0 ) + return; + // get most complex type + SMDSAbs_ElementType types[SMDSAbs_NbElementTypes] = { + SMDSAbs_Volume, SMDSAbs_Face, SMDSAbs_Edge, + SMDSAbs_0DElement, SMDSAbs_Ball, SMDSAbs_Node + }; + for ( int i = 0; i < SMDSAbs_NbElementTypes; ++i ) + if ( mesh->GetMeshInfo().NbElements( types[i] )) + { + type = types[i]; + break; + } + // put all elements in the vector + allElems.reserve( mesh->GetMeshInfo().NbElements( type )); + elemIt = mesh->elementsIterator( type ); + while ( elemIt->more() ) + allElems.push_back( elemIt->next()); + elemIt = elemSetIterator( allElems ); + } + else + { + type = (*theElements.begin())->GetType(); + elemIt = elemSetIterator( theElements ); + } + + // duplicate elements + + ElemFeatures elemType; + + vector< const SMDS_MeshNode* > nodes; + while ( elemIt->more() ) + { + const SMDS_MeshElement* elem = elemIt->next(); + if ( elem->GetType() != type ) + continue; + + elemType.Init( elem, /*basicOnly=*/false ); + nodes.assign( elem->begin_nodes(), elem->end_nodes() ); + + AddElement( nodes, elemType ); + } +} + //================================================================================ /*! \brief Creates a hole in a mesh by doubling the nodes of some particular elements @@ -9487,7 +10585,7 @@ bool SMESH_MeshEditor::DoubleNodes( const TIDSortedElemSet& theElems, return false; bool res = false; - std::map< const SMDS_MeshNode*, const SMDS_MeshNode* > anOldNodeToNewNode; + TNodeNodeMap anOldNodeToNewNode; // duplicate elements and nodes res = doubleNodes( aMeshDS, theElems, theNodesNot, anOldNodeToNewNode, true ); // replce nodes by duplications @@ -9507,16 +10605,17 @@ bool SMESH_MeshEditor::DoubleNodes( const TIDSortedElemSet& theElems, */ //================================================================================ -bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS, - const TIDSortedElemSet& theElems, - const TIDSortedElemSet& theNodesNot, - std::map< const SMDS_MeshNode*, - const SMDS_MeshNode* >& theNodeNodeMap, - const bool theIsDoubleElem ) +bool SMESH_MeshEditor::doubleNodes(SMESHDS_Mesh* theMeshDS, + const TIDSortedElemSet& theElems, + const TIDSortedElemSet& theNodesNot, + TNodeNodeMap& theNodeNodeMap, + const bool theIsDoubleElem ) { - MESSAGE("doubleNodes"); - // iterate on through element and duplicate them (by nodes duplication) + // iterate through element and duplicate them (by nodes duplication) bool res = false; + std::vector newNodes; + ElemFeatures elemType; + TIDSortedElemSet::const_iterator elemItr = theElems.begin(); for ( ; elemItr != theElems.end(); ++elemItr ) { @@ -9524,22 +10623,25 @@ bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS, if (!anElem) continue; - bool isDuplicate = false; // duplicate nodes to duplicate element - std::vector newNodes( anElem->NbNodes() ); + bool isDuplicate = false; + newNodes.resize( anElem->NbNodes() ); SMDS_ElemIteratorPtr anIter = anElem->nodesIterator(); int ind = 0; while ( anIter->more() ) { - - SMDS_MeshNode* aCurrNode = (SMDS_MeshNode*)anIter->next(); - SMDS_MeshNode* aNewNode = aCurrNode; - if ( theNodeNodeMap.find( aCurrNode ) != theNodeNodeMap.end() ) - aNewNode = (SMDS_MeshNode*)theNodeNodeMap[ aCurrNode ]; - else if ( theIsDoubleElem && theNodesNot.find( aCurrNode ) == theNodesNot.end() ) + const SMDS_MeshNode* aCurrNode = static_cast( anIter->next() ); + const SMDS_MeshNode* aNewNode = aCurrNode; + TNodeNodeMap::iterator n2n = theNodeNodeMap.find( aCurrNode ); + if ( n2n != theNodeNodeMap.end() ) + { + aNewNode = n2n->second; + } + else if ( theIsDoubleElem && !theNodesNot.count( aCurrNode )) { // duplicate node aNewNode = theMeshDS->AddNode( aCurrNode->X(), aCurrNode->Y(), aCurrNode->Z() ); + copyPosition( aCurrNode, aNewNode ); theNodeNodeMap[ aCurrNode ] = aNewNode; myLastCreatedNodes.Append( aNewNode ); } @@ -9550,12 +10652,10 @@ bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS, continue; if ( theIsDoubleElem ) - AddElement(newNodes, anElem->GetType(), anElem->IsPoly()); + AddElement( newNodes, elemType.Init( anElem, /*basicOnly=*/false )); else - { - MESSAGE("ChangeElementNodes"); - theMeshDS->ChangeElementNodes( anElem, &newNodes[ 0 ], anElem->NbNodes() ); - } + theMeshDS->ChangeElementNodes( anElem, &newNodes[ 0 ], newNodes.size() ); + res = true; } return res; @@ -9566,8 +10666,8 @@ bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS, \brief Creates a hole in a mesh by doubling the nodes of some particular elements \param theNodes - identifiers of nodes to be doubled \param theModifiedElems - identifiers of elements to be updated by the new (doubled) - nodes. If list of element identifiers is empty then nodes are doubled but - they not assigned to elements + nodes. If list of element identifiers is empty then nodes are doubled but + they not assigned to elements \return TRUE if operation has been completed successfully, FALSE otherwise */ //================================================================================ @@ -9575,7 +10675,6 @@ bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS, bool SMESH_MeshEditor::DoubleNodes( const std::list< int >& theListOfNodes, const std::list< int >& theListOfModifiedElems ) { - MESSAGE("DoubleNodes"); myLastCreatedElems.Clear(); myLastCreatedNodes.Clear(); @@ -9603,6 +10702,7 @@ bool SMESH_MeshEditor::DoubleNodes( const std::list< int >& theListOfNodes, const SMDS_MeshNode* aNewNode = aMeshDS->AddNode( aNode->X(), aNode->Y(), aNode->Z() ); if ( aNewNode ) { + copyPosition( aNode, aNewNode ); anOldNodeToNewNode[ aNode ] = aNewNode; myLastCreatedNodes.Append( aNewNode ); } @@ -9648,10 +10748,9 @@ bool SMESH_MeshEditor::DoubleNodes( const std::list< int >& theListOfNodes, const SMDS_MeshElement* anElem = anElemToNodesIter->first; vector aNodeArr = anElemToNodesIter->second; if ( anElem ) - { - MESSAGE("ChangeElementNodes"); + { aMeshDS->ChangeElementNodes( anElem, &aNodeArr[ 0 ], anElem->NbNodes() ); - } + } } return true; @@ -9704,15 +10803,12 @@ namespace { } void Perform(const gp_Pnt& aPnt, double theTol) { + theTol *= theTol; _state = TopAbs_OUT; _extremum.Perform(aPnt); if ( _extremum.IsDone() ) for ( int iSol = 1; iSol <= _extremum.NbExt() && _state == TopAbs_OUT; ++iSol) -#if OCC_VERSION_LARGE > 0x06040000 // Porting to OCCT6.5.1 _state = ( _extremum.SquareDistance(iSol) <= theTol ? TopAbs_IN : TopAbs_OUT ); -#else - _state = ( _extremum.Value(iSol) <= theTol ? TopAbs_IN : TopAbs_OUT ); -#endif } TopAbs_State State() const { @@ -9723,12 +10819,14 @@ namespace { //================================================================================ /*! - \brief Identify the elements that will be affected by node duplication (actual duplication is not performed. + \brief Identify the elements that will be affected by node duplication (actual duplication is not performed). This method is the first step of DoubleNodeElemGroupsInRegion. \param theElems - list of groups of elements (edges or faces) to be replicated \param theNodesNot - list of groups of nodes not to replicated \param theShape - shape to detect affected elements (element which geometric center - located on or inside shape). + located on or inside shape). If the shape is null, detection is done on faces orientations + (select elements with a gravity center on the side given by faces normals). + This mode (null shape) is faster, but works only when theElems are faces, with coherents orientations. The replicated nodes should be associated to affected elements. \return groups of affected elements \sa DoubleNodeElemGroupsInRegion() @@ -9741,44 +10839,134 @@ bool SMESH_MeshEditor::AffectedElemGroupsInRegion( const TIDSortedElemSet& theEl TIDSortedElemSet& theAffectedElems) { if ( theShape.IsNull() ) - return false; - - const double aTol = Precision::Confusion(); - auto_ptr< BRepClass3d_SolidClassifier> bsc3d; - auto_ptr<_FaceClassifier> aFaceClassifier; - if ( theShape.ShapeType() == TopAbs_SOLID ) - { - bsc3d.reset( new BRepClass3d_SolidClassifier(theShape));; - bsc3d->PerformInfinitePoint(aTol); - } - else if (theShape.ShapeType() == TopAbs_FACE ) { - aFaceClassifier.reset( new _FaceClassifier(TopoDS::Face(theShape))); - } + std::set alreadyCheckedNodes; + std::set alreadyCheckedElems; + std::set edgesToCheck; + alreadyCheckedNodes.clear(); + alreadyCheckedElems.clear(); + edgesToCheck.clear(); - // iterates on indicated elements and get elements by back references from their nodes - TIDSortedElemSet::const_iterator elemItr = theElems.begin(); - for ( ; elemItr != theElems.end(); ++elemItr ) - { - SMDS_MeshElement* anElem = (SMDS_MeshElement*)*elemItr; - if (!anElem) - continue; + // --- iterates on elements to be replicated and get elements by back references from their nodes - SMDS_ElemIteratorPtr nodeItr = anElem->nodesIterator(); - while ( nodeItr->more() ) + TIDSortedElemSet::const_iterator elemItr = theElems.begin(); + for ( ; elemItr != theElems.end(); ++elemItr ) { - const SMDS_MeshNode* aNode = cast2Node(nodeItr->next()); - if ( !aNode || theNodesNot.find(aNode) != theNodesNot.end() ) + SMDS_MeshElement* anElem = (SMDS_MeshElement*)*elemItr; + if (!anElem || (anElem->GetType() != SMDSAbs_Face)) continue; - SMDS_ElemIteratorPtr backElemItr = aNode->GetInverseElementIterator(); - while ( backElemItr->more() ) + gp_XYZ normal; + SMESH_MeshAlgos::FaceNormal( anElem, normal, /*normalized=*/true ); + std::set nodesElem; + nodesElem.clear(); + SMDS_ElemIteratorPtr nodeItr = anElem->nodesIterator(); + while ( nodeItr->more() ) { - const SMDS_MeshElement* curElem = backElemItr->next(); - if ( curElem && theElems.find(curElem) == theElems.end() && - ( bsc3d.get() ? - isInside( curElem, *bsc3d, aTol ) : - isInside( curElem, *aFaceClassifier, aTol ))) - theAffectedElems.insert( curElem ); + const SMDS_MeshNode* aNode = cast2Node(nodeItr->next()); + nodesElem.insert(aNode); + } + std::set::iterator nodit = nodesElem.begin(); + for (; nodit != nodesElem.end(); nodit++) + { + const SMDS_MeshNode* aNode = *nodit; + if ( !aNode || theNodesNot.find(aNode) != theNodesNot.end() ) + continue; + if (alreadyCheckedNodes.find(aNode) != alreadyCheckedNodes.end()) + continue; + alreadyCheckedNodes.insert(aNode); + SMDS_ElemIteratorPtr backElemItr = aNode->GetInverseElementIterator(); + while ( backElemItr->more() ) + { + const SMDS_MeshElement* curElem = backElemItr->next(); + if (alreadyCheckedElems.find(curElem) != alreadyCheckedElems.end()) + continue; + if (theElems.find(curElem) != theElems.end()) + continue; + alreadyCheckedElems.insert(curElem); + double x=0, y=0, z=0; + int nb = 0; + SMDS_ElemIteratorPtr nodeItr2 = curElem->nodesIterator(); + while ( nodeItr2->more() ) + { + const SMDS_MeshNode* anotherNode = cast2Node(nodeItr2->next()); + x += anotherNode->X(); + y += anotherNode->Y(); + z += anotherNode->Z(); + nb++; + } + gp_XYZ p; + p.SetCoord( x/nb -aNode->X(), + y/nb -aNode->Y(), + z/nb -aNode->Z() ); + if (normal*p > 0) + { + theAffectedElems.insert( curElem ); + } + else if (curElem->GetType() == SMDSAbs_Edge) + edgesToCheck.insert(curElem); + } + } + } + // --- add also edges lying on the set of faces (all nodes in alreadyCheckedNodes) + std::set::iterator eit = edgesToCheck.begin(); + for( ; eit != edgesToCheck.end(); eit++) + { + bool onside = true; + const SMDS_MeshElement* anEdge = *eit; + SMDS_ElemIteratorPtr nodeItr = anEdge->nodesIterator(); + while ( nodeItr->more() ) + { + const SMDS_MeshNode* aNode = cast2Node(nodeItr->next()); + if (alreadyCheckedNodes.find(aNode) == alreadyCheckedNodes.end()) + { + onside = false; + break; + } + } + if (onside) + { + theAffectedElems.insert(anEdge); + } + } + } + else + { + const double aTol = Precision::Confusion(); + auto_ptr< BRepClass3d_SolidClassifier> bsc3d; + auto_ptr<_FaceClassifier> aFaceClassifier; + if ( theShape.ShapeType() == TopAbs_SOLID ) + { + bsc3d.reset( new BRepClass3d_SolidClassifier(theShape));; + bsc3d->PerformInfinitePoint(aTol); + } + else if (theShape.ShapeType() == TopAbs_FACE ) + { + aFaceClassifier.reset( new _FaceClassifier(TopoDS::Face(theShape))); + } + + // iterates on indicated elements and get elements by back references from their nodes + TIDSortedElemSet::const_iterator elemItr = theElems.begin(); + for ( ; elemItr != theElems.end(); ++elemItr ) + { + SMDS_MeshElement* anElem = (SMDS_MeshElement*)*elemItr; + if (!anElem) + continue; + SMDS_ElemIteratorPtr nodeItr = anElem->nodesIterator(); + while ( nodeItr->more() ) + { + const SMDS_MeshNode* aNode = cast2Node(nodeItr->next()); + if ( !aNode || theNodesNot.find(aNode) != theNodesNot.end() ) + continue; + SMDS_ElemIteratorPtr backElemItr = aNode->GetInverseElementIterator(); + while ( backElemItr->more() ) + { + const SMDS_MeshElement* curElem = backElemItr->next(); + if ( curElem && theElems.find(curElem) == theElems.end() && + ( bsc3d.get() ? + isInside( curElem, *bsc3d, aTol ) : + isInside( curElem, *aFaceClassifier, aTol ))) + theAffectedElems.insert( curElem ); + } } } } @@ -9805,16 +10993,16 @@ bool SMESH_MeshEditor::DoubleNodesInRegion( const TIDSortedElemSet& theElems, return false; const double aTol = Precision::Confusion(); - auto_ptr< BRepClass3d_SolidClassifier> bsc3d; - auto_ptr<_FaceClassifier> aFaceClassifier; + SMESHUtils::Deleter< BRepClass3d_SolidClassifier> bsc3d; + SMESHUtils::Deleter<_FaceClassifier> aFaceClassifier; if ( theShape.ShapeType() == TopAbs_SOLID ) { - bsc3d.reset( new BRepClass3d_SolidClassifier(theShape));; + bsc3d._obj = new BRepClass3d_SolidClassifier( theShape ); bsc3d->PerformInfinitePoint(aTol); } else if (theShape.ShapeType() == TopAbs_FACE ) { - aFaceClassifier.reset( new _FaceClassifier(TopoDS::Face(theShape))); + aFaceClassifier._obj = new _FaceClassifier( TopoDS::Face( theShape )); } // iterates on indicated elements and get elements by back references from their nodes @@ -9837,7 +11025,7 @@ bool SMESH_MeshEditor::DoubleNodesInRegion( const TIDSortedElemSet& theElems, { const SMDS_MeshElement* curElem = backElemItr->next(); if ( curElem && theElems.find(curElem) == theElems.end() && - ( bsc3d.get() ? + ( bsc3d ? isInside( curElem, *bsc3d, aTol ) : isInside( curElem, *aFaceClassifier, aTol ))) anAffected.insert( curElem ); @@ -9857,16 +11045,17 @@ bool SMESH_MeshEditor::DoubleNodesInRegion( const TIDSortedElemSet& theElems, */ double SMESH_MeshEditor::OrientedAngle(const gp_Pnt& p0, const gp_Pnt& p1, const gp_Pnt& g1, const gp_Pnt& g2) { -// MESSAGE(" p0: " << p0.X() << " " << p0.Y() << " " << p0.Z()); -// MESSAGE(" p1: " << p1.X() << " " << p1.Y() << " " << p1.Z()); -// MESSAGE(" g1: " << g1.X() << " " << g1.Y() << " " << g1.Z()); -// MESSAGE(" g2: " << g2.X() << " " << g2.Y() << " " << g2.Z()); gp_Vec vref(p0, p1); gp_Vec v1(p0, g1); gp_Vec v2(p0, g2); gp_Vec n1 = vref.Crossed(v1); gp_Vec n2 = vref.Crossed(v2); - return n2.AngleWithRef(n1, vref); + try { + return n2.AngleWithRef(n1, vref); + } + catch ( Standard_Failure ) { + } + return Max( v1.Magnitude(), v2.Magnitude() ); } /*! @@ -9879,17 +11068,20 @@ double SMESH_MeshEditor::OrientedAngle(const gp_Pnt& p0, const gp_Pnt& p1, const * If there is no shared faces between the group #n and the group #p in the list, the group j_n_p is not created. * All the flat elements are gathered into the group named "joints3D" (or "joints2D" in 2D situation). * The flat element of the multiple junctions between the simple junction are stored in a group named "jointsMultiples". - * @param theElems - list of groups of volumes, where a group of volume is a set of - * SMDS_MeshElements sorted by Id. - * @param createJointElems - if TRUE, create the elements - * @return TRUE if operation has been completed successfully, FALSE otherwise + * \param theElems - list of groups of volumes, where a group of volume is a set of + * SMDS_MeshElements sorted by Id. + * \param createJointElems - if TRUE, create the elements + * \param onAllBoundaries - if TRUE, the nodes and elements are also created on + * the boundary between \a theDomains and the rest mesh + * \return TRUE if operation has been completed successfully, FALSE otherwise */ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector& theElems, - bool createJointElems) + bool createJointElems, + bool onAllBoundaries) { - MESSAGE("----------------------------------------------"); - MESSAGE("SMESH_MeshEditor::doubleNodesOnGroupBoundaries"); - MESSAGE("----------------------------------------------"); + // MESSAGE("----------------------------------------------"); + // MESSAGE("SMESH_MeshEditor::doubleNodesOnGroupBoundaries"); + // MESSAGE("----------------------------------------------"); SMESHDS_Mesh *meshDS = this->myMesh->GetMeshDS(); meshDS->BuildDownWardConnectivity(true); @@ -9912,83 +11104,93 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector emptySet; emptyMap.clear(); - MESSAGE(".. Number of domains :"< volume to modify) - // with all the faces shared by 2 domains (group of elements) - // and corresponding volume of this domain, for each shared face. - // a volume has a face shared by 2 domains if it has a neighbor which is not in his domain. + // --- build a map (face to duplicate --> volume to modify) + // with all the faces shared by 2 domains (group of elements) + // and corresponding volume of this domain, for each shared face. + // a volume has a face shared by 2 domains if it has a neighbor which is not in his domain. - MESSAGE("... Neighbors of domain #" << idom); - const TIDSortedElemSet& domain = theElems[idom]; - TIDSortedElemSet::const_iterator elemItr = domain.begin(); - for (; elemItr != domain.end(); ++elemItr) + //MESSAGE("... Neighbors of domain #" << idom); + const TIDSortedElemSet& domain = theElems[idom]; + TIDSortedElemSet::const_iterator elemItr = domain.begin(); + for (; elemItr != domain.end(); ++elemItr) + { + const SMDS_MeshElement* anElem = *elemItr; + if (!anElem) + continue; + int vtkId = anElem->getVtkId(); + //MESSAGE(" vtkId " << vtkId << " smdsId " << anElem->GetID()); + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); + for (int n = 0; n < nbNeighbors; n++) + { + int smdsId = meshDS->fromVtkToSmds(neighborsVtkIds[n]); + const SMDS_MeshElement* elem = meshDS->FindElement(smdsId); + if (elem && ! domain.count(elem)) // neighbor is in another domain : face is shared { - SMDS_MeshElement* anElem = (SMDS_MeshElement*) *elemItr; - if (!anElem) - continue; - int vtkId = anElem->getVtkId(); - //MESSAGE(" vtkId " << vtkId << " smdsId " << anElem->GetID()); - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); - for (int n = 0; n < nbNeighbors; n++) + bool ok = false; + for ( size_t idombis = 0; idombis < theElems.size() && !ok; idombis++) // check if the neighbor belongs to another domain of the list + { + // MESSAGE("Domain " << idombis); + const TIDSortedElemSet& domainbis = theElems[idombis]; + if ( domainbis.count(elem)) ok = true ; // neighbor is in a correct domain : face is kept + } + if ( ok || onAllBoundaries ) // the characteristics of the face is stored + { + DownIdType face(downIds[n], downTypes[n]); + if (!faceDomains[face].count(idom)) { - int smdsId = meshDS->fromVtkToSmds(neighborsVtkIds[n]); - const SMDS_MeshElement* elem = meshDS->FindElement(smdsId); - if (! domain.count(elem)) // neighbor is in another domain : face is shared - { - bool ok = false ; - for (int idombis = 0; idombis < theElems.size(); idombis++) // check if the neighbor belongs to another domain of the list - { - // MESSAGE("Domain " << idombis); - const TIDSortedElemSet& domainbis = theElems[idombis]; - if ( domainbis.count(elem)) ok = true ; // neighbor is in a correct domain : face is kept - } - if ( ok ) // the characteristics of the face is stored - { - DownIdType face(downIds[n], downTypes[n]); - if (!faceDomains.count(face)) - faceDomains[face] = emptyMap; // create an empty entry for face - if (!faceDomains[face].count(idom)) - { - faceDomains[face][idom] = vtkId; // volume associated to face in this domain - celldom[vtkId] = idom; - //MESSAGE(" cell with a border " << vtkId << " domain " << idom); - } - } - } + faceDomains[face][idom] = vtkId; // volume associated to face in this domain + celldom[vtkId] = idom; + //MESSAGE(" cell with a border " << vtkId << " domain " << idom); + } + if ( !ok ) + { + theRestDomElems.insert( elem ); + faceDomains[face][iRestDom] = neighborsVtkIds[n]; + celldom[neighborsVtkIds[n]] = iRestDom; } + } } + } } + } //MESSAGE("Number of shared faces " << faceDomains.size()); std::map, DownIdCompare>::iterator itface; @@ -9997,51 +11199,49 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector& domvol = itface->second; + if (!domvol.count(idomain)) + continue; + DownIdType face = itface->first; + //MESSAGE(" --- face " << face.cellId); + std::set oldNodes; + oldNodes.clear(); + grid->GetNodeIds(oldNodes, face.cellId, face.cellType); + std::set::iterator itn = oldNodes.begin(); + for (; itn != oldNodes.end(); ++itn) + { + int oldId = *itn; + //MESSAGE(" node " << oldId); + vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId); + for (int i=0; i domvol = itface->second; - if (!domvol.count(idomain)) + int vtkId = l.cells[i]; + const SMDS_MeshElement* anElem = GetMeshDS()->FindElement(GetMeshDS()->fromVtkToSmds(vtkId)); + if (!domain.count(anElem)) continue; - DownIdType face = itface->first; - //MESSAGE(" --- face " << face.cellId); - std::set oldNodes; - oldNodes.clear(); - grid->GetNodeIds(oldNodes, face.cellId, face.cellType); - std::set::iterator itn = oldNodes.begin(); - for (; itn != oldNodes.end(); ++itn) - { - int oldId = *itn; - //MESSAGE(" node " << oldId); - vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId); - for (int i=0; iFindElement(GetMeshDS()->fromVtkToSmds(vtkId)); - if (!domain.count(anElem)) - continue; - int vtkType = grid->GetCellType(vtkId); - int downId = grid->CellIdToDownId(vtkId); - if (downId < 0) - { - MESSAGE("doubleNodesOnGroupBoundaries: internal algorithm problem"); - continue; // not OK at this stage of the algorithm: - //no cells created after BuildDownWardConnectivity - } - DownIdType aCell(downId, vtkType); - if (!cellDomains.count(aCell)) - cellDomains[aCell] = emptyMap; // create an empty entry for cell - cellDomains[aCell][idomain] = vtkId; - celldom[vtkId] = idomain; - //MESSAGE(" cell " << vtkId << " domain " << idomain); - } - } + int vtkType = grid->GetCellType(vtkId); + int downId = grid->CellIdToDownId(vtkId); + if (downId < 0) + { + MESSAGE("doubleNodesOnGroupBoundaries: internal algorithm problem"); + continue; // not OK at this stage of the algorithm: + //no cells created after BuildDownWardConnectivity + } + DownIdType aCell(downId, vtkType); + cellDomains[aCell][idomain] = vtkId; + celldom[vtkId] = idomain; + //MESSAGE(" cell " << vtkId << " domain " << idomain); } + } } + } // --- explore the shared faces domain by domain, to duplicate the nodes in a coherent way // for each shared face, get the nodes @@ -10055,188 +11255,187 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector > mutipleNodes; // nodes multi domains with domain order std::map > mutipleNodesToFace; // nodes multi domains with domain order to transform in Face (junction between 3 or more 2D domains) - MESSAGE(".. Duplication of the nodes"); - for (int idomain = 0; idomain < theElems.size(); idomain++) + //MESSAGE(".. Duplication of the nodes"); + for (int idomain = idom0; idomain < nbDomains; idomain++) + { + itface = faceDomains.begin(); + for (; itface != faceDomains.end(); ++itface) { - itface = faceDomains.begin(); - for (; itface != faceDomains.end(); ++itface) + const std::map& domvol = itface->second; + if (!domvol.count(idomain)) + continue; + DownIdType face = itface->first; + //MESSAGE(" --- face " << face.cellId); + std::set oldNodes; + oldNodes.clear(); + grid->GetNodeIds(oldNodes, face.cellId, face.cellType); + std::set::iterator itn = oldNodes.begin(); + for (; itn != oldNodes.end(); ++itn) + { + int oldId = *itn; + if (nodeDomains[oldId].empty()) { - std::map domvol = itface->second; - if (!domvol.count(idomain)) - continue; - DownIdType face = itface->first; - //MESSAGE(" --- face " << face.cellId); - std::set oldNodes; - oldNodes.clear(); - grid->GetNodeIds(oldNodes, face.cellId, face.cellType); - std::set::iterator itn = oldNodes.begin(); - for (; itn != oldNodes.end(); ++itn) + nodeDomains[oldId][idomain] = oldId; // keep the old node in the first domain + //MESSAGE("-+-+-b oldNode " << oldId << " domain " << idomain); + } + std::map::const_iterator itdom = domvol.begin(); + for (; itdom != domvol.end(); ++itdom) + { + int idom = itdom->first; + //MESSAGE(" domain " << idom); + if (!nodeDomains[oldId].count(idom)) // --- node to clone + { + if (nodeDomains[oldId].size() >= 2) // a multiple node { - int oldId = *itn; - //MESSAGE("-+-+-a node " << oldId); - if (!nodeDomains.count(oldId)) - nodeDomains[oldId] = emptyMap; // create an empty entry for node - if (nodeDomains[oldId].empty()) - { - nodeDomains[oldId][idomain] = oldId; // keep the old node in the first domain - //MESSAGE("-+-+-b oldNode " << oldId << " domain " << idomain); - } - std::map::iterator itdom = domvol.begin(); - for (; itdom != domvol.end(); ++itdom) - { - int idom = itdom->first; - //MESSAGE(" domain " << idom); - if (!nodeDomains[oldId].count(idom)) // --- node to clone - { - if (nodeDomains[oldId].size() >= 2) // a multiple node - { - vector orderedDoms; - //MESSAGE("multiple node " << oldId); - if (mutipleNodes.count(oldId)) - orderedDoms = mutipleNodes[oldId]; - else - { - map::iterator it = nodeDomains[oldId].begin(); - for (; it != nodeDomains[oldId].end(); ++it) - orderedDoms.push_back(it->first); - } - orderedDoms.push_back(idom); // TODO order ==> push_front or back - //stringstream txt; - //for (int i=0; iGetPoint(oldId); - SMDS_MeshNode *newNode = meshDS->AddNode(coords[0], coords[1], coords[2]); - int newId = newNode->getVtkId(); - nodeDomains[oldId][idom] = newId; // cloned node for other domains - //MESSAGE("-+-+-c oldNode " << oldId << " domain " << idomain << " newNode " << newId << " domain " << idom << " size=" < orderedDoms; + //MESSAGE("multiple node " << oldId); + if (mutipleNodes.count(oldId)) + orderedDoms = mutipleNodes[oldId]; + else + { + map::iterator it = nodeDomains[oldId].begin(); + for (; it != nodeDomains[oldId].end(); ++it) + orderedDoms.push_back(it->first); + } + orderedDoms.push_back(idom); // TODO order ==> push_front or back + //stringstream txt; + //for (int i=0; iGetPoint(oldId); + SMDS_MeshNode *newNode = meshDS->AddNode(coords[0], coords[1], coords[2]); + copyPosition( meshDS->FindNodeVtk( oldId ), newNode ); + int newId = newNode->getVtkId(); + nodeDomains[oldId][idom] = newId; // cloned node for other domains + //MESSAGE("-+-+-c oldNode " << oldId << " domain " << idomain << " newNode " << newId << " domain " << idom << " size=" < domvol = itface->second; + if (!domvol.count(idomain)) + continue; + DownIdType face = itface->first; + //MESSAGE(" --- face " << face.cellId); + std::set oldNodes; + oldNodes.clear(); + grid->GetNodeIds(oldNodes, face.cellId, face.cellType); + int nbMultipleNodes = 0; + std::set::iterator itn = oldNodes.begin(); + for (; itn != oldNodes.end(); ++itn) + { + int oldId = *itn; + if (mutipleNodes.count(oldId)) + nbMultipleNodes++; + } + if (nbMultipleNodes > 1) // check if an edge of the face is shared between 3 or more domains + { + //MESSAGE("multiple Nodes detected on a shared face"); + int downId = itface->first.cellId; + unsigned char cellType = itface->first.cellType; + // --- shared edge or shared face ? + if ((cellType == VTK_LINE) || (cellType == VTK_QUADRATIC_EDGE)) // shared edge (between two faces) { - std::map domvol = itface->second; - if (!domvol.count(idomain)) - continue; - DownIdType face = itface->first; - //MESSAGE(" --- face " << face.cellId); - std::set oldNodes; - oldNodes.clear(); - grid->GetNodeIds(oldNodes, face.cellId, face.cellType); - int nbMultipleNodes = 0; - std::set::iterator itn = oldNodes.begin(); - for (; itn != oldNodes.end(); ++itn) - { - int oldId = *itn; - if (mutipleNodes.count(oldId)) - nbMultipleNodes++; - } - if (nbMultipleNodes > 1) // check if an edge of the face is shared between 3 or more domains + int nodes[3]; + int nbNodes = grid->getDownArray(cellType)->getNodes(downId, nodes); + for (int i=0; i< nbNodes; i=i+nbNodes-1) // i=0 , i=nbNodes-1 + if (mutipleNodes.count(nodes[i])) + if (!mutipleNodesToFace.count(nodes[i])) + mutipleNodesToFace[nodes[i]] = mutipleNodes[nodes[i]]; + } + else // shared face (between two volumes) + { + int nbEdges = grid->getDownArray(cellType)->getNumberOfDownCells(downId); + const int* downEdgeIds = grid->getDownArray(cellType)->getDownCells(downId); + const unsigned char* edgeType = grid->getDownArray(cellType)->getDownTypes(downId); + for (int ie =0; ie < nbEdges; ie++) + { + int nodes[3]; + int nbNodes = grid->getDownArray(edgeType[ie])->getNodes(downEdgeIds[ie], nodes); + if ( mutipleNodes.count(nodes[0]) && mutipleNodes.count( nodes[ nbNodes-1 ])) { - //MESSAGE("multiple Nodes detected on a shared face"); - int downId = itface->first.cellId; - unsigned char cellType = itface->first.cellType; - // --- shared edge or shared face ? - if ((cellType == VTK_LINE) || (cellType == VTK_QUADRATIC_EDGE)) // shared edge (between two faces) - { - int nodes[3]; - int nbNodes = grid->getDownArray(cellType)->getNodes(downId, nodes); - for (int i=0; i< nbNodes; i=i+nbNodes-1) // i=0 , i=nbNodes-1 - if (mutipleNodes.count(nodes[i])) - if (!mutipleNodesToFace.count(nodes[i])) - mutipleNodesToFace[nodes[i]] = mutipleNodes[nodes[i]]; - } - else // shared face (between two volumes) + vector vn0 = mutipleNodes[nodes[0]]; + vector vn1 = mutipleNodes[nodes[nbNodes - 1]]; + vector doms; + for ( size_t i0 = 0; i0 < vn0.size(); i0++ ) + for ( size_t i1 = 0; i1 < vn1.size(); i1++ ) + if ( vn0[i0] == vn1[i1] ) + doms.push_back( vn0[ i0 ]); + if ( doms.size() > 2 ) + { + //MESSAGE(" detect edgesMultiDomains " << nodes[0] << " " << nodes[nbNodes - 1]); + double *coords = grid->GetPoint(nodes[0]); + gp_Pnt p0(coords[0], coords[1], coords[2]); + coords = grid->GetPoint(nodes[nbNodes - 1]); + gp_Pnt p1(coords[0], coords[1], coords[2]); + gp_Pnt gref; + int vtkVolIds[1000]; // an edge can belong to a lot of volumes + map domvol; // domain --> a volume with the edge + map angleDom; // oriented angles between planes defined by edge and volume centers + int nbvol = grid->GetParentVolumes(vtkVolIds, downEdgeIds[ie], edgeType[ie]); + for ( size_t id = 0; id < doms.size(); id++ ) { - int nbEdges = grid->getDownArray(cellType)->getNumberOfDownCells(downId); - const int* downEdgeIds = grid->getDownArray(cellType)->getDownCells(downId); - const unsigned char* edgeType = grid->getDownArray(cellType)->getDownTypes(downId); - for (int ie =0; ie < nbEdges; ie++) + int idom = doms[id]; + const TIDSortedElemSet& domain = (idom == iRestDom) ? theRestDomElems : theElems[idom]; + for ( int ivol = 0; ivol < nbvol; ivol++ ) + { + int smdsId = meshDS->fromVtkToSmds(vtkVolIds[ivol]); + SMDS_MeshElement* elem = (SMDS_MeshElement*)meshDS->FindElement(smdsId); + if (domain.count(elem)) { - int nodes[3]; - int nbNodes = grid->getDownArray(edgeType[ie])->getNodes(downEdgeIds[ie], nodes); - if (mutipleNodes.count(nodes[0]) && mutipleNodes.count(nodes[nbNodes-1])) - { - vector vn0 = mutipleNodes[nodes[0]]; - vector vn1 = mutipleNodes[nodes[nbNodes - 1]]; - vector doms; - for (int i0 = 0; i0 < vn0.size(); i0++) - for (int i1 = 0; i1 < vn1.size(); i1++) - if (vn0[i0] == vn1[i1]) - doms.push_back(vn0[i0]); - if (doms.size() >2) - { - //MESSAGE(" detect edgesMultiDomains " << nodes[0] << " " << nodes[nbNodes - 1]); - double *coords = grid->GetPoint(nodes[0]); - gp_Pnt p0(coords[0], coords[1], coords[2]); - coords = grid->GetPoint(nodes[nbNodes - 1]); - gp_Pnt p1(coords[0], coords[1], coords[2]); - gp_Pnt gref; - int vtkVolIds[1000]; // an edge can belong to a lot of volumes - map domvol; // domain --> a volume with the edge - map angleDom; // oriented angles between planes defined by edge and volume centers - int nbvol = grid->GetParentVolumes(vtkVolIds, downEdgeIds[ie], edgeType[ie]); - for (int id=0; id < doms.size(); id++) - { - int idom = doms[id]; - for (int ivol=0; ivolfromVtkToSmds(vtkVolIds[ivol]); - SMDS_MeshElement* elem = (SMDS_MeshElement*)meshDS->FindElement(smdsId); - if (theElems[idom].count(elem)) - { - SMDS_VtkVolume* svol = dynamic_cast(elem); - domvol[idom] = svol; - //MESSAGE(" domain " << idom << " volume " << elem->GetID()); - double values[3]; - vtkIdType npts = 0; - vtkIdType* pts = 0; - grid->GetCellPoints(vtkVolIds[ivol], npts, pts); - SMDS_VtkVolume::gravityCenter(grid, pts, npts, values); - if (id ==0) - { - gref.SetXYZ(gp_XYZ(values[0], values[1], values[2])); - angleDom[idom] = 0; - } - else - { - gp_Pnt g(values[0], values[1], values[2]); - angleDom[idom] = OrientedAngle(p0, p1, gref, g); // -pisecond << " angle " << ib->first); - } - for (int ino = 0; ino < nbNodes; ino++) - vnodes.push_back(nodes[ino]); - edgesMultiDomains[vnodes] = vdom; // nodes vector --> ordered domains - } - } + SMDS_VtkVolume* svol = dynamic_cast(elem); + domvol[idom] = svol; + //MESSAGE(" domain " << idom << " volume " << elem->GetID()); + double values[3]; + vtkIdType npts = 0; + vtkIdType* pts = 0; + grid->GetCellPoints(vtkVolIds[ivol], npts, pts); + SMDS_VtkVolume::gravityCenter(grid, pts, npts, values); + if (id ==0) + { + gref.SetXYZ(gp_XYZ(values[0], values[1], values[2])); + angleDom[idom] = 0; + } + else + { + gp_Pnt g(values[0], values[1], values[2]); + angleDom[idom] = OrientedAngle(p0, p1, gref, g); // -pisecond << " angle " << ib->first); + } + for (int ino = 0; ino < nbNodes; ino++) + vnodes.push_back(nodes[ino]); + edgesMultiDomains[vnodes] = vdom; // nodes vector --> ordered domains + } } + } } + } } + } // --- iterate on shared faces (volumes to modify, face to extrude) // get node id's of the face (id SMDS = id VTK) @@ -10248,119 +11447,119 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector > nodeQuadDomains; std::map mapOfJunctionGroups; - MESSAGE(".. Creation of elements: simple junction"); + //MESSAGE(".. Creation of elements: simple junction"); if (createJointElems) + { + int idg; + string joints2DName = "joints2D"; + mapOfJunctionGroups[joints2DName] = this->myMesh->AddGroup(SMDSAbs_Face, joints2DName.c_str(), idg); + SMESHDS_Group *joints2DGrp = dynamic_cast(mapOfJunctionGroups[joints2DName]->GetGroupDS()); + string joints3DName = "joints3D"; + mapOfJunctionGroups[joints3DName] = this->myMesh->AddGroup(SMDSAbs_Volume, joints3DName.c_str(), idg); + SMESHDS_Group *joints3DGrp = dynamic_cast(mapOfJunctionGroups[joints3DName]->GetGroupDS()); + + itface = faceDomains.begin(); + for (; itface != faceDomains.end(); ++itface) { - int idg; - string joints2DName = "joints2D"; - mapOfJunctionGroups[joints2DName] = this->myMesh->AddGroup(SMDSAbs_Face, joints2DName.c_str(), idg); - SMESHDS_Group *joints2DGrp = dynamic_cast(mapOfJunctionGroups[joints2DName]->GetGroupDS()); - string joints3DName = "joints3D"; - mapOfJunctionGroups[joints3DName] = this->myMesh->AddGroup(SMDSAbs_Volume, joints3DName.c_str(), idg); - SMESHDS_Group *joints3DGrp = dynamic_cast(mapOfJunctionGroups[joints3DName]->GetGroupDS()); - - itface = faceDomains.begin(); - for (; itface != faceDomains.end(); ++itface) - { - DownIdType face = itface->first; - std::set oldNodes; - std::set::iterator itn; - oldNodes.clear(); - grid->GetNodeIds(oldNodes, face.cellId, face.cellType); - - std::map domvol = itface->second; - std::map::iterator itdom = domvol.begin(); - int dom1 = itdom->first; - int vtkVolId = itdom->second; - itdom++; - int dom2 = itdom->first; - SMDS_MeshCell *vol = grid->extrudeVolumeFromFace(vtkVolId, dom1, dom2, oldNodes, nodeDomains, - nodeQuadDomains); - stringstream grpname; - grpname << "j_"; - if (dom1 < dom2) - grpname << dom1 << "_" << dom2; - else - grpname << dom2 << "_" << dom1; - string namegrp = grpname.str(); - if (!mapOfJunctionGroups.count(namegrp)) - mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(vol->GetType(), namegrp.c_str(), idg); - SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); - if (sgrp) - sgrp->Add(vol->GetID()); - if (vol->GetType() == SMDSAbs_Volume) - joints3DGrp->Add(vol->GetID()); - else if (vol->GetType() == SMDSAbs_Face) - joints2DGrp->Add(vol->GetID()); - } + DownIdType face = itface->first; + std::set oldNodes; + std::set::iterator itn; + oldNodes.clear(); + grid->GetNodeIds(oldNodes, face.cellId, face.cellType); + + std::map domvol = itface->second; + std::map::iterator itdom = domvol.begin(); + int dom1 = itdom->first; + int vtkVolId = itdom->second; + itdom++; + int dom2 = itdom->first; + SMDS_MeshCell *vol = grid->extrudeVolumeFromFace(vtkVolId, dom1, dom2, oldNodes, nodeDomains, + nodeQuadDomains); + stringstream grpname; + grpname << "j_"; + if (dom1 < dom2) + grpname << dom1 << "_" << dom2; + else + grpname << dom2 << "_" << dom1; + string namegrp = grpname.str(); + if (!mapOfJunctionGroups.count(namegrp)) + mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(vol->GetType(), namegrp.c_str(), idg); + SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); + if (sgrp) + sgrp->Add(vol->GetID()); + if (vol->GetType() == SMDSAbs_Volume) + joints3DGrp->Add(vol->GetID()); + else if (vol->GetType() == SMDSAbs_Face) + joints2DGrp->Add(vol->GetID()); } + } // --- create volumes on multiple domain intersection if requested // iterate on mutipleNodesToFace // iterate on edgesMultiDomains - MESSAGE(".. Creation of elements: multiple junction"); + //MESSAGE(".. Creation of elements: multiple junction"); if (createJointElems) + { + // --- iterate on mutipleNodesToFace + + std::map >::iterator itn = mutipleNodesToFace.begin(); + for (; itn != mutipleNodesToFace.end(); ++itn) { - // --- iterate on mutipleNodesToFace + int node = itn->first; + vector orderDom = itn->second; + vector orderedNodes; + for ( size_t idom = 0; idom < orderDom.size(); idom++ ) + orderedNodes.push_back( nodeDomains[ node ][ orderDom[ idom ]]); + SMDS_MeshFace* face = this->GetMeshDS()->AddFaceFromVtkIds(orderedNodes); + + stringstream grpname; + grpname << "m2j_"; + grpname << 0 << "_" << 0; + int idg; + string namegrp = grpname.str(); + if (!mapOfJunctionGroups.count(namegrp)) + mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Face, namegrp.c_str(), idg); + SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); + if (sgrp) + sgrp->Add(face->GetID()); + } - std::map >::iterator itn = mutipleNodesToFace.begin(); - for (; itn != mutipleNodesToFace.end(); ++itn) - { - int node = itn->first; - vector orderDom = itn->second; - vector orderedNodes; - for (int idom = 0; idom GetMeshDS()->AddFaceFromVtkIds(orderedNodes); - - stringstream grpname; - grpname << "m2j_"; - grpname << 0 << "_" << 0; - int idg; - string namegrp = grpname.str(); - if (!mapOfJunctionGroups.count(namegrp)) - mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Face, namegrp.c_str(), idg); - SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); - if (sgrp) - sgrp->Add(face->GetID()); - } - - // --- iterate on edgesMultiDomains - - std::map, std::vector >::iterator ite = edgesMultiDomains.begin(); - for (; ite != edgesMultiDomains.end(); ++ite) - { - vector nodes = ite->first; - vector orderDom = ite->second; - vector orderedNodes; - if (nodes.size() == 2) - { - //MESSAGE(" use edgesMultiDomains " << nodes[0] << " " << nodes[1]); - for (int ino=0; ino < nodes.size(); ino++) - if (orderDom.size() == 3) - for (int idom = 0; idom =0; idom--) - orderedNodes.push_back( nodeDomains[nodes[ino]][orderDom[idom]] ); - SMDS_MeshVolume* vol = this->GetMeshDS()->AddVolumeFromVtkIds(orderedNodes); - - int idg; - string namegrp = "jointsMultiples"; - if (!mapOfJunctionGroups.count(namegrp)) - mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Volume, namegrp.c_str(), idg); - SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); - if (sgrp) - sgrp->Add(vol->GetID()); - } + // --- iterate on edgesMultiDomains + + std::map, std::vector >::iterator ite = edgesMultiDomains.begin(); + for (; ite != edgesMultiDomains.end(); ++ite) + { + vector nodes = ite->first; + vector orderDom = ite->second; + vector orderedNodes; + if (nodes.size() == 2) + { + //MESSAGE(" use edgesMultiDomains " << nodes[0] << " " << nodes[1]); + for ( size_t ino = 0; ino < nodes.size(); ino++ ) + if ( orderDom.size() == 3 ) + for ( size_t idom = 0; idom < orderDom.size(); idom++ ) + orderedNodes.push_back( nodeDomains[ nodes[ ino ]][ orderDom[ idom ]]); else - { - INFOS("Quadratic multiple joints not implemented"); - // TODO quadratic nodes - } - } + for (int idom = orderDom.size()-1; idom >=0; idom--) + orderedNodes.push_back( nodeDomains[ nodes[ ino ]][ orderDom[ idom ]]); + SMDS_MeshVolume* vol = this->GetMeshDS()->AddVolumeFromVtkIds(orderedNodes); + + int idg; + string namegrp = "jointsMultiples"; + if (!mapOfJunctionGroups.count(namegrp)) + mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Volume, namegrp.c_str(), idg); + SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); + if (sgrp) + sgrp->Add(vol->GetID()); + } + else + { + //INFOS("Quadratic multiple joints not implemented"); + // TODO quadratic nodes + } } + } // --- list the explicit faces and edges of the mesh that need to be modified, // i.e. faces and edges built with one or more duplicated nodes. @@ -10372,38 +11571,38 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector >::const_iterator itnod = nodeDomains.begin(); + for (; itnod != nodeDomains.end(); ++itnod) { - std::map >::const_iterator itnod = nodeDomains.begin(); - for (; itnod != nodeDomains.end(); ++itnod) - { - int oldId = itnod->first; - //MESSAGE(" node " << oldId); - vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId); - for (int i = 0; i < l.ncells; i++) + int oldId = itnod->first; + //MESSAGE(" node " << oldId); + vtkCellLinks::Link l = grid->GetCellLinks()->GetLink(oldId); + for (int i = 0; i < l.ncells; i++) + { + int vtkId = l.cells[i]; + int vtkType = grid->GetCellType(vtkId); + int downId = grid->CellIdToDownId(vtkId); + if (downId < 0) + continue; // new cells: not to be modified + DownIdType aCell(downId, vtkType); + int volParents[1000]; + int nbvol = grid->GetParentVolumes(volParents, vtkId); + for (int j = 0; j < nbvol; j++) + if (celldom.count(volParents[j]) && (celldom[volParents[j]] == idomain)) + if (!feDom.count(vtkId)) { - int vtkId = l.cells[i]; - int vtkType = grid->GetCellType(vtkId); - int downId = grid->CellIdToDownId(vtkId); - if (downId < 0) - continue; // new cells: not to be modified - DownIdType aCell(downId, vtkType); - int volParents[1000]; - int nbvol = grid->GetParentVolumes(volParents, vtkId); - for (int j = 0; j < nbvol; j++) - if (celldom.count(volParents[j]) && (celldom[volParents[j]] == idomain)) - if (!feDom.count(vtkId)) - { - feDom[vtkId] = idomain; - faceOrEdgeDom[aCell] = emptyMap; - faceOrEdgeDom[aCell][idomain] = vtkId; // affect face or edge to the first domain only - //MESSAGE("affect cell " << this->GetMeshDS()->fromVtkToSmds(vtkId) << " domain " << idomain - // << " type " << vtkType << " downId " << downId); - } + feDom[vtkId] = idomain; + faceOrEdgeDom[aCell] = emptyMap; + faceOrEdgeDom[aCell][idomain] = vtkId; // affect face or edge to the first domain only + //MESSAGE("affect cell " << this->GetMeshDS()->fromVtkToSmds(vtkId) << " domain " << idomain + // << " type " << vtkType << " downId " << downId); } - } + } } + } // --- iterate on shared faces (volumes to modify, face to extrude) // get node id's of the face @@ -10411,43 +11610,51 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector, DownIdCompare>* maps[3] = {&faceDomains, &cellDomains, &faceOrEdgeDom}; for (int m=0; m<3; m++) + { + std::map, DownIdCompare>* amap = maps[m]; + itface = (*amap).begin(); + for (; itface != (*amap).end(); ++itface) { - std::map, DownIdCompare>* amap = maps[m]; - itface = (*amap).begin(); - for (; itface != (*amap).end(); ++itface) + DownIdType face = itface->first; + std::set oldNodes; + std::set::iterator itn; + oldNodes.clear(); + grid->GetNodeIds(oldNodes, face.cellId, face.cellType); + //MESSAGE("examine cell, downId " << face.cellId << " type " << int(face.cellType)); + std::map localClonedNodeIds; + + std::map domvol = itface->second; + std::map::iterator itdom = domvol.begin(); + for (; itdom != domvol.end(); ++itdom) + { + int idom = itdom->first; + int vtkVolId = itdom->second; + //MESSAGE("modify nodes of cell " << this->GetMeshDS()->fromVtkToSmds(vtkVolId) << " domain " << idom); + localClonedNodeIds.clear(); + for (itn = oldNodes.begin(); itn != oldNodes.end(); ++itn) { - DownIdType face = itface->first; - std::set oldNodes; - std::set::iterator itn; - oldNodes.clear(); - grid->GetNodeIds(oldNodes, face.cellId, face.cellType); - //MESSAGE("examine cell, downId " << face.cellId << " type " << int(face.cellType)); - std::map localClonedNodeIds; - - std::map domvol = itface->second; - std::map::iterator itdom = domvol.begin(); - for (; itdom != domvol.end(); ++itdom) - { - int idom = itdom->first; - int vtkVolId = itdom->second; - //MESSAGE("modify nodes of cell " << this->GetMeshDS()->fromVtkToSmds(vtkVolId) << " domain " << idom); - localClonedNodeIds.clear(); - for (itn = oldNodes.begin(); itn != oldNodes.end(); ++itn) - { - int oldId = *itn; - if (nodeDomains[oldId].count(idom)) - { - localClonedNodeIds[oldId] = nodeDomains[oldId][idom]; - //MESSAGE(" node " << oldId << " --> " << localClonedNodeIds[oldId]); - } - } - meshDS->ModifyCellNodes(vtkVolId, localClonedNodeIds); - } + int oldId = *itn; + if (nodeDomains[oldId].count(idom)) + { + localClonedNodeIds[oldId] = nodeDomains[oldId][idom]; + //MESSAGE(" node " << oldId << " --> " << localClonedNodeIds[oldId]); + } } + meshDS->ModifyCellNodes(vtkVolId, localClonedNodeIds); + } } + } + + // Remove empty groups (issue 0022812) + std::map::iterator name_group = mapOfJunctionGroups.begin(); + for ( ; name_group != mapOfJunctionGroups.end(); ++name_group ) + { + if ( name_group->second && name_group->second->GetGroupDS()->IsEmpty() ) + myMesh->RemoveGroup( name_group->second->GetGroupDS()->GetID() ); + } meshDS->CleanDownWardConnectivity(); // Mesh has been modified, downward connectivity is no more usable, free memory - grid->BuildLinks(); + grid->DeleteLinks(); CHRONOSTOP(50); counters::stats(); @@ -10466,9 +11673,9 @@ bool SMESH_MeshEditor::DoubleNodesOnGroupBoundaries( const std::vector& theElems) { - MESSAGE("-------------------------------------------------"); - MESSAGE("SMESH_MeshEditor::CreateFlatElementsOnFacesGroups"); - MESSAGE("-------------------------------------------------"); + // MESSAGE("-------------------------------------------------"); + // MESSAGE("SMESH_MeshEditor::CreateFlatElementsOnFacesGroups"); + // MESSAGE("-------------------------------------------------"); SMESHDS_Mesh *meshDS = this->myMesh->GetMeshDS(); @@ -10483,135 +11690,137 @@ bool SMESH_MeshEditor::CreateFlatElementsOnFacesGroups(const std::vector mapOfJunctionGroups; mapOfJunctionGroups.clear(); - for (int idom = 0; idom < theElems.size(); idom++) + for ( size_t idom = 0; idom < theElems.size(); idom++ ) + { + const TIDSortedElemSet& domain = theElems[idom]; + TIDSortedElemSet::const_iterator elemItr = domain.begin(); + for ( ; elemItr != domain.end(); ++elemItr ) { - const TIDSortedElemSet& domain = theElems[idom]; - TIDSortedElemSet::const_iterator elemItr = domain.begin(); - for (; elemItr != domain.end(); ++elemItr) - { - SMDS_MeshElement* anElem = (SMDS_MeshElement*) *elemItr; - SMDS_MeshFace* aFace = dynamic_cast (anElem); - if (!aFace) - continue; - // MESSAGE("aFace=" << aFace->GetID()); - bool isQuad = aFace->IsQuadratic(); - vector ln0, ln1, ln2, ln3, ln4; - - // --- clone the nodes, create intermediate nodes for non medium nodes of a quad face - - SMDS_ElemIteratorPtr nodeIt = aFace->nodesIterator(); - while (nodeIt->more()) - { - const SMDS_MeshNode* node = static_cast (nodeIt->next()); - bool isMedium = isQuad && (aFace->IsMediumNode(node)); - if (isMedium) - ln2.push_back(node); - else - ln0.push_back(node); + SMDS_MeshElement* anElem = (SMDS_MeshElement*) *elemItr; + SMDS_MeshFace* aFace = dynamic_cast (anElem); + if (!aFace) + continue; + // MESSAGE("aFace=" << aFace->GetID()); + bool isQuad = aFace->IsQuadratic(); + vector ln0, ln1, ln2, ln3, ln4; - const SMDS_MeshNode* clone = 0; - if (!clonedNodes.count(node)) - { - clone = meshDS->AddNode(node->X(), node->Y(), node->Z()); - clonedNodes[node] = clone; - } - else - clone = clonedNodes[node]; + // --- clone the nodes, create intermediate nodes for non medium nodes of a quad face - if (isMedium) - ln3.push_back(clone); - else - ln1.push_back(clone); + SMDS_ElemIteratorPtr nodeIt = aFace->nodesIterator(); + while (nodeIt->more()) + { + const SMDS_MeshNode* node = static_cast (nodeIt->next()); + bool isMedium = isQuad && (aFace->IsMediumNode(node)); + if (isMedium) + ln2.push_back(node); + else + ln0.push_back(node); - const SMDS_MeshNode* inter = 0; - if (isQuad && (!isMedium)) - { - if (!intermediateNodes.count(node)) - { - inter = meshDS->AddNode(node->X(), node->Y(), node->Z()); - intermediateNodes[node] = inter; - } - else - inter = intermediateNodes[node]; - ln4.push_back(inter); - } - } + const SMDS_MeshNode* clone = 0; + if (!clonedNodes.count(node)) + { + clone = meshDS->AddNode(node->X(), node->Y(), node->Z()); + copyPosition( node, clone ); + clonedNodes[node] = clone; + } + else + clone = clonedNodes[node]; - // --- extrude the face + if (isMedium) + ln3.push_back(clone); + else + ln1.push_back(clone); - vector ln; - SMDS_MeshVolume* vol = 0; - vtkIdType aType = aFace->GetVtkType(); - switch (aType) + const SMDS_MeshNode* inter = 0; + if (isQuad && (!isMedium)) + { + if (!intermediateNodes.count(node)) { - case VTK_TRIANGLE: - vol = meshDS->AddVolume(ln0[2], ln0[1], ln0[0], ln1[2], ln1[1], ln1[0]); - // MESSAGE("vol prism " << vol->GetID()); - ln.push_back(ln1[0]); - ln.push_back(ln1[1]); - ln.push_back(ln1[2]); - break; - case VTK_QUAD: - vol = meshDS->AddVolume(ln0[3], ln0[2], ln0[1], ln0[0], ln1[3], ln1[2], ln1[1], ln1[0]); - // MESSAGE("vol hexa " << vol->GetID()); - ln.push_back(ln1[0]); - ln.push_back(ln1[1]); - ln.push_back(ln1[2]); - ln.push_back(ln1[3]); - break; - case VTK_QUADRATIC_TRIANGLE: - vol = meshDS->AddVolume(ln1[0], ln1[1], ln1[2], ln0[0], ln0[1], ln0[2], ln3[0], ln3[1], ln3[2], - ln2[0], ln2[1], ln2[2], ln4[0], ln4[1], ln4[2]); - // MESSAGE("vol quad prism " << vol->GetID()); - ln.push_back(ln1[0]); - ln.push_back(ln1[1]); - ln.push_back(ln1[2]); - ln.push_back(ln3[0]); - ln.push_back(ln3[1]); - ln.push_back(ln3[2]); - break; - case VTK_QUADRATIC_QUAD: -// vol = meshDS->AddVolume(ln0[0], ln0[1], ln0[2], ln0[3], ln1[0], ln1[1], ln1[2], ln1[3], -// ln2[0], ln2[1], ln2[2], ln2[3], ln3[0], ln3[1], ln3[2], ln3[3], -// ln4[0], ln4[1], ln4[2], ln4[3]); - vol = meshDS->AddVolume(ln1[0], ln1[1], ln1[2], ln1[3], ln0[0], ln0[1], ln0[2], ln0[3], - ln3[0], ln3[1], ln3[2], ln3[3], ln2[0], ln2[1], ln2[2], ln2[3], - ln4[0], ln4[1], ln4[2], ln4[3]); - // MESSAGE("vol quad hexa " << vol->GetID()); - ln.push_back(ln1[0]); - ln.push_back(ln1[1]); - ln.push_back(ln1[2]); - ln.push_back(ln1[3]); - ln.push_back(ln3[0]); - ln.push_back(ln3[1]); - ln.push_back(ln3[2]); - ln.push_back(ln3[3]); - break; - case VTK_POLYGON: - break; - default: - break; + inter = meshDS->AddNode(node->X(), node->Y(), node->Z()); + copyPosition( node, inter ); + intermediateNodes[node] = inter; } + else + inter = intermediateNodes[node]; + ln4.push_back(inter); + } + } - if (vol) - { - stringstream grpname; - grpname << "jf_"; - grpname << idom; - int idg; - string namegrp = grpname.str(); - if (!mapOfJunctionGroups.count(namegrp)) - mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Volume, namegrp.c_str(), idg); - SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); - if (sgrp) - sgrp->Add(vol->GetID()); - } + // --- extrude the face - // --- modify the face + vector ln; + SMDS_MeshVolume* vol = 0; + vtkIdType aType = aFace->GetVtkType(); + switch (aType) + { + case VTK_TRIANGLE: + vol = meshDS->AddVolume(ln0[2], ln0[1], ln0[0], ln1[2], ln1[1], ln1[0]); + // MESSAGE("vol prism " << vol->GetID()); + ln.push_back(ln1[0]); + ln.push_back(ln1[1]); + ln.push_back(ln1[2]); + break; + case VTK_QUAD: + vol = meshDS->AddVolume(ln0[3], ln0[2], ln0[1], ln0[0], ln1[3], ln1[2], ln1[1], ln1[0]); + // MESSAGE("vol hexa " << vol->GetID()); + ln.push_back(ln1[0]); + ln.push_back(ln1[1]); + ln.push_back(ln1[2]); + ln.push_back(ln1[3]); + break; + case VTK_QUADRATIC_TRIANGLE: + vol = meshDS->AddVolume(ln1[0], ln1[1], ln1[2], ln0[0], ln0[1], ln0[2], ln3[0], ln3[1], ln3[2], + ln2[0], ln2[1], ln2[2], ln4[0], ln4[1], ln4[2]); + // MESSAGE("vol quad prism " << vol->GetID()); + ln.push_back(ln1[0]); + ln.push_back(ln1[1]); + ln.push_back(ln1[2]); + ln.push_back(ln3[0]); + ln.push_back(ln3[1]); + ln.push_back(ln3[2]); + break; + case VTK_QUADRATIC_QUAD: + // vol = meshDS->AddVolume(ln0[0], ln0[1], ln0[2], ln0[3], ln1[0], ln1[1], ln1[2], ln1[3], + // ln2[0], ln2[1], ln2[2], ln2[3], ln3[0], ln3[1], ln3[2], ln3[3], + // ln4[0], ln4[1], ln4[2], ln4[3]); + vol = meshDS->AddVolume(ln1[0], ln1[1], ln1[2], ln1[3], ln0[0], ln0[1], ln0[2], ln0[3], + ln3[0], ln3[1], ln3[2], ln3[3], ln2[0], ln2[1], ln2[2], ln2[3], + ln4[0], ln4[1], ln4[2], ln4[3]); + // MESSAGE("vol quad hexa " << vol->GetID()); + ln.push_back(ln1[0]); + ln.push_back(ln1[1]); + ln.push_back(ln1[2]); + ln.push_back(ln1[3]); + ln.push_back(ln3[0]); + ln.push_back(ln3[1]); + ln.push_back(ln3[2]); + ln.push_back(ln3[3]); + break; + case VTK_POLYGON: + break; + default: + break; + } - aFace->ChangeNodes(&ln[0], ln.size()); - } + if (vol) + { + stringstream grpname; + grpname << "jf_"; + grpname << idom; + int idg; + string namegrp = grpname.str(); + if (!mapOfJunctionGroups.count(namegrp)) + mapOfJunctionGroups[namegrp] = this->myMesh->AddGroup(SMDSAbs_Volume, namegrp.c_str(), idg); + SMESHDS_Group *sgrp = dynamic_cast(mapOfJunctionGroups[namegrp]->GetGroupDS()); + if (sgrp) + sgrp->Add(vol->GetID()); + } + + // --- modify the face + + aFace->ChangeNodes(&ln[0], ln.size()); } + } return true; } @@ -10621,16 +11830,16 @@ bool SMESH_MeshEditor::CreateFlatElementsOnFacesGroups(const std::vector& nodesCoords, +void SMESH_MeshEditor::CreateHoleSkin(double radius, + const TopoDS_Shape& theShape, + SMESH_NodeSearcher* theNodeSearcher, + const char* groupName, + std::vector& nodesCoords, std::vector >& listOfListOfNodes) { - MESSAGE("--------------------------------"); - MESSAGE("SMESH_MeshEditor::CreateHoleSkin"); - MESSAGE("--------------------------------"); + // MESSAGE("--------------------------------"); + // MESSAGE("SMESH_MeshEditor::CreateHoleSkin"); + // MESSAGE("--------------------------------"); // --- zone of volumes to remove is given : // 1 either by a geom shape (one or more vertices) and a radius, @@ -10643,28 +11852,28 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, SMESHDS_GroupBase* groupDS = 0; SMESH_Mesh::GroupIteratorPtr groupIt = this->myMesh->GetGroups(); while ( groupIt->more() ) - { + { + groupDS = 0; + SMESH_Group * group = groupIt->next(); + if ( !group ) continue; + groupDS = group->GetGroupDS(); + if ( !groupDS || groupDS->IsEmpty() ) continue; + std::string grpName = group->GetName(); + //MESSAGE("grpName=" << grpName); + if (grpName == groupName) + break; + else groupDS = 0; - SMESH_Group * group = groupIt->next(); - if ( !group ) continue; - groupDS = group->GetGroupDS(); - if ( !groupDS || groupDS->IsEmpty() ) continue; - std::string grpName = group->GetName(); - //MESSAGE("grpName=" << grpName); - if (grpName == groupName) - break; - else - groupDS = 0; - } + } bool isNodeGroup = false; bool isNodeCoords = false; if (groupDS) - { - if (groupDS->GetType() != SMDSAbs_Node) - return; - isNodeGroup = true; // a group of nodes exists and it is in this mesh - } + { + if (groupDS->GetType() != SMDSAbs_Node) + return; + isNodeGroup = true; // a group of nodes exists and it is in this mesh + } if (nodesCoords.size() > 0) isNodeCoords = true; // a list o nodes given by their coordinates @@ -10677,10 +11886,10 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, grpvName += "_vol"; SMESH_Group *grp = this->myMesh->AddGroup(SMDSAbs_Volume, grpvName.c_str(), idg); if (!grp) - { - MESSAGE("group not created " << grpvName); - return; - } + { + MESSAGE("group not created " << grpvName); + return; + } SMESHDS_Group *sgrp = dynamic_cast(grp->GetGroupDS()); int idgs; // --- group of SMDS faces on the skin @@ -10688,10 +11897,10 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, grpsName += "_skin"; SMESH_Group *grps = this->myMesh->AddGroup(SMDSAbs_Face, grpsName.c_str(), idgs); if (!grps) - { - MESSAGE("group not created " << grpsName); - return; - } + { + MESSAGE("group not created " << grpsName); + return; + } SMESHDS_Group *sgrps = dynamic_cast(grps->GetGroupDS()); int idgi; // --- group of SMDS faces internal (several shapes) @@ -10699,10 +11908,10 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, grpiName += "_internalFaces"; SMESH_Group *grpi = this->myMesh->AddGroup(SMDSAbs_Face, grpiName.c_str(), idgi); if (!grpi) - { - MESSAGE("group not created " << grpiName); - return; - } + { + MESSAGE("group not created " << grpiName); + return; + } SMESHDS_Group *sgrpi = dynamic_cast(grpi->GetGroupDS()); int idgei; // --- group of SMDS faces internal (several shapes) @@ -10710,10 +11919,10 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, grpeiName += "_internalEdges"; SMESH_Group *grpei = this->myMesh->AddGroup(SMDSAbs_Edge, grpeiName.c_str(), idgei); if (!grpei) - { - MESSAGE("group not created " << grpeiName); - return; - } + { + MESSAGE("group not created " << grpeiName); + return; + } SMESHDS_Group *sgrpei = dynamic_cast(grpei->GetGroupDS()); // --- build downward connectivity @@ -10731,156 +11940,154 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, gpnts.clear(); if (isNodeGroup) // --- a group of nodes is provided : find all the volumes using one or more of this nodes + { + //MESSAGE("group of nodes provided"); + SMDS_ElemIteratorPtr elemIt = groupDS->GetElements(); + while ( elemIt->more() ) { - MESSAGE("group of nodes provided"); - SMDS_ElemIteratorPtr elemIt = groupDS->GetElements(); - while ( elemIt->more() ) - { - const SMDS_MeshElement* elem = elemIt->next(); - if (!elem) - continue; - const SMDS_MeshNode* node = dynamic_cast(elem); - if (!node) - continue; - SMDS_MeshElement* vol = 0; - SMDS_ElemIteratorPtr volItr = node->GetInverseElementIterator(SMDSAbs_Volume); - while (volItr->more()) - { - vol = (SMDS_MeshElement*)volItr->next(); - setOfInsideVol.insert(vol->getVtkId()); - sgrp->Add(vol->GetID()); - } - } + const SMDS_MeshElement* elem = elemIt->next(); + if (!elem) + continue; + const SMDS_MeshNode* node = dynamic_cast(elem); + if (!node) + continue; + SMDS_MeshElement* vol = 0; + SMDS_ElemIteratorPtr volItr = node->GetInverseElementIterator(SMDSAbs_Volume); + while (volItr->more()) + { + vol = (SMDS_MeshElement*)volItr->next(); + setOfInsideVol.insert(vol->getVtkId()); + sgrp->Add(vol->GetID()); + } } + } else if (isNodeCoords) + { + //MESSAGE("list of nodes coordinates provided"); + size_t i = 0; + int k = 0; + while ( i < nodesCoords.size()-2 ) { - MESSAGE("list of nodes coordinates provided"); - int i = 0; - int k = 0; - while (i < nodesCoords.size()-2) - { - double x = nodesCoords[i++]; - double y = nodesCoords[i++]; - double z = nodesCoords[i++]; - gp_Pnt p = gp_Pnt(x, y ,z); - gpnts.push_back(p); - MESSAGE("TopoDS_Vertex " << k++ << " " << p.X() << " " << p.Y() << " " << p.Z()); - } + double x = nodesCoords[i++]; + double y = nodesCoords[i++]; + double z = nodesCoords[i++]; + gp_Pnt p = gp_Pnt(x, y ,z); + gpnts.push_back(p); + //MESSAGE("TopoDS_Vertex " << k << " " << p.X() << " " << p.Y() << " " << p.Z()); + k++; } + } else // --- no group, no coordinates : use the vertices of the geom shape provided, and radius - { - MESSAGE("no group of nodes provided, using vertices from geom shape, and radius"); - TopTools_IndexedMapOfShape vertexMap; - TopExp::MapShapes( theShape, TopAbs_VERTEX, vertexMap ); - gp_Pnt p = gp_Pnt(0,0,0); - if (vertexMap.Extent() < 1) - return; + { + //MESSAGE("no group of nodes provided, using vertices from geom shape, and radius"); + TopTools_IndexedMapOfShape vertexMap; + TopExp::MapShapes( theShape, TopAbs_VERTEX, vertexMap ); + gp_Pnt p = gp_Pnt(0,0,0); + if (vertexMap.Extent() < 1) + return; - for ( int i = 1; i <= vertexMap.Extent(); ++i ) - { - const TopoDS_Vertex& vertex = TopoDS::Vertex( vertexMap( i )); - p = BRep_Tool::Pnt(vertex); - gpnts.push_back(p); - MESSAGE("TopoDS_Vertex " << i << " " << p.X() << " " << p.Y() << " " << p.Z()); - } + for ( int i = 1; i <= vertexMap.Extent(); ++i ) + { + const TopoDS_Vertex& vertex = TopoDS::Vertex( vertexMap( i )); + p = BRep_Tool::Pnt(vertex); + gpnts.push_back(p); + //MESSAGE("TopoDS_Vertex " << i << " " << p.X() << " " << p.Y() << " " << p.Z()); } + } if (gpnts.size() > 0) - { - int nodeId = 0; - const SMDS_MeshNode* startNode = theNodeSearcher->FindClosestTo(gpnts[0]); - if (startNode) - nodeId = startNode->GetID(); - MESSAGE("nodeId " << nodeId); + { + const SMDS_MeshNode* startNode = theNodeSearcher->FindClosestTo(gpnts[0]); + //MESSAGE("startNode->nodeId " << nodeId); - double radius2 = radius*radius; - MESSAGE("radius2 " << radius2); + double radius2 = radius*radius; + //MESSAGE("radius2 " << radius2); - // --- volumes on start node + // --- volumes on start node - setOfVolToCheck.clear(); - SMDS_MeshElement* startVol = 0; - SMDS_ElemIteratorPtr volItr = startNode->GetInverseElementIterator(SMDSAbs_Volume); - while (volItr->more()) - { - startVol = (SMDS_MeshElement*)volItr->next(); - setOfVolToCheck.insert(startVol->getVtkId()); - } - if (setOfVolToCheck.empty()) - { - MESSAGE("No volumes found"); - return; - } + setOfVolToCheck.clear(); + SMDS_MeshElement* startVol = 0; + SMDS_ElemIteratorPtr volItr = startNode->GetInverseElementIterator(SMDSAbs_Volume); + while (volItr->more()) + { + startVol = (SMDS_MeshElement*)volItr->next(); + setOfVolToCheck.insert(startVol->getVtkId()); + } + if (setOfVolToCheck.empty()) + { + MESSAGE("No volumes found"); + return; + } - // --- starting with central volumes then their neighbors, check if they are inside - // or outside the domain, until no more new neighbor volume is inside. - // Fill the group of inside volumes + // --- starting with central volumes then their neighbors, check if they are inside + // or outside the domain, until no more new neighbor volume is inside. + // Fill the group of inside volumes - std::map mapOfNodeDistance2; - mapOfNodeDistance2.clear(); - std::set setOfOutsideVol; - while (!setOfVolToCheck.empty()) + std::map mapOfNodeDistance2; + mapOfNodeDistance2.clear(); + std::set setOfOutsideVol; + while (!setOfVolToCheck.empty()) + { + std::set::iterator it = setOfVolToCheck.begin(); + int vtkId = *it; + //MESSAGE("volume to check, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + bool volInside = false; + vtkIdType npts = 0; + vtkIdType* pts = 0; + grid->GetCellPoints(vtkId, npts, pts); + for (int i=0; i::iterator it = setOfVolToCheck.begin(); - int vtkId = *it; - MESSAGE("volume to check, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); - bool volInside = false; - vtkIdType npts = 0; - vtkIdType* pts = 0; - grid->GetCellPoints(vtkId, npts, pts); - for (int i=0; iGetPoint(pts[i]); + gp_Pnt aPoint = gp_Pnt(coords[0], coords[1], coords[2]); + distance2 = 1.E40; + for ( size_t j = 0; j < gpnts.size(); j++ ) + { + double d2 = aPoint.SquareDistance( gpnts[ j ]); + if (d2 < distance2) { - double distance2 = 0; - if (mapOfNodeDistance2.count(pts[i])) - { - distance2 = mapOfNodeDistance2[pts[i]]; - MESSAGE("point " << pts[i] << " distance2 " << distance2); - } - else - { - double *coords = grid->GetPoint(pts[i]); - gp_Pnt aPoint = gp_Pnt(coords[0], coords[1], coords[2]); - distance2 = 1.E40; - for (int j=0; jAdd(meshDS->fromVtkToSmds(vtkId)); - break; - } - } - if (volInside) - { - setOfInsideVol.insert(vtkId); - MESSAGE(" volume inside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); - for (int n = 0; n < nbNeighbors; n++) - if (!setOfInsideVol.count(neighborsVtkIds[n]) ||setOfOutsideVol.count(neighborsVtkIds[n])) - setOfVolToCheck.insert(neighborsVtkIds[n]); - } - else - { - setOfOutsideVol.insert(vtkId); - MESSAGE(" volume outside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + break; } - setOfVolToCheck.erase(vtkId); + } + mapOfNodeDistance2[pts[i]] = distance2; + //MESSAGE(" point " << pts[i] << " distance2 " << distance2 << " coords " << coords[0] << " " << coords[1] << " " << coords[2]); } + if (distance2 < radius2) + { + volInside = true; // one or more nodes inside the domain + sgrp->Add(meshDS->fromVtkToSmds(vtkId)); + break; + } + } + if (volInside) + { + setOfInsideVol.insert(vtkId); + //MESSAGE(" volume inside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); + for (int n = 0; n < nbNeighbors; n++) + if (!setOfInsideVol.count(neighborsVtkIds[n]) ||setOfOutsideVol.count(neighborsVtkIds[n])) + setOfVolToCheck.insert(neighborsVtkIds[n]); + } + else + { + setOfOutsideVol.insert(vtkId); + //MESSAGE(" volume outside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + } + setOfVolToCheck.erase(vtkId); } + } // --- for outside hexahedrons, check if they have more than one neighbor volume inside // If yes, add the volume to the inside set @@ -10888,52 +12095,52 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, bool addedInside = true; std::set setOfVolToReCheck; while (addedInside) + { + //MESSAGE(" --------------------------- re check"); + addedInside = false; + std::set::iterator itv = setOfInsideVol.begin(); + for (; itv != setOfInsideVol.end(); ++itv) { - MESSAGE(" --------------------------- re check"); - addedInside = false; - std::set::iterator itv = setOfInsideVol.begin(); - for (; itv != setOfInsideVol.end(); ++itv) - { - int vtkId = *itv; - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); - for (int n = 0; n < nbNeighbors; n++) - if (!setOfInsideVol.count(neighborsVtkIds[n])) - setOfVolToReCheck.insert(neighborsVtkIds[n]); - } - setOfVolToCheck = setOfVolToReCheck; - setOfVolToReCheck.clear(); - while (!setOfVolToCheck.empty()) + int vtkId = *itv; + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); + for (int n = 0; n < nbNeighbors; n++) + if (!setOfInsideVol.count(neighborsVtkIds[n])) + setOfVolToReCheck.insert(neighborsVtkIds[n]); + } + setOfVolToCheck = setOfVolToReCheck; + setOfVolToReCheck.clear(); + while (!setOfVolToCheck.empty()) + { + std::set::iterator it = setOfVolToCheck.begin(); + int vtkId = *it; + if (grid->GetCellType(vtkId) == VTK_HEXAHEDRON) + { + //MESSAGE("volume to recheck, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + int countInside = 0; + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); + for (int n = 0; n < nbNeighbors; n++) + if (setOfInsideVol.count(neighborsVtkIds[n])) + countInside++; + //MESSAGE("countInside " << countInside); + if (countInside > 1) { - std::set::iterator it = setOfVolToCheck.begin(); - int vtkId = *it; - if (grid->GetCellType(vtkId) == VTK_HEXAHEDRON) - { - MESSAGE("volume to recheck, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); - int countInside = 0; - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); - for (int n = 0; n < nbNeighbors; n++) - if (setOfInsideVol.count(neighborsVtkIds[n])) - countInside++; - MESSAGE("countInside " << countInside); - if (countInside > 1) - { - MESSAGE(" volume inside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); - setOfInsideVol.insert(vtkId); - sgrp->Add(meshDS->fromVtkToSmds(vtkId)); - addedInside = true; - } - else - setOfVolToReCheck.insert(vtkId); - } - setOfVolToCheck.erase(vtkId); + //MESSAGE(" volume inside, vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + setOfInsideVol.insert(vtkId); + sgrp->Add(meshDS->fromVtkToSmds(vtkId)); + addedInside = true; } + else + setOfVolToReCheck.insert(vtkId); + } + setOfVolToCheck.erase(vtkId); } + } // --- map of Downward faces at the boundary, inside the global volume // map of Downward faces on the skin of the global volume (equivalent to SMDS faces on the skin) @@ -10944,50 +12151,50 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, std::map skinFaces; // faces on the skin of the global volume --> corresponding cell std::set::iterator it = setOfInsideVol.begin(); for (; it != setOfInsideVol.end(); ++it) + { + int vtkId = *it; + //MESSAGE(" vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId, true); + for (int n = 0; n < nbNeighbors; n++) { - int vtkId = *it; - //MESSAGE(" vtkId " << vtkId << " smdsId " << meshDS->fromVtkToSmds(vtkId)); - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId, true); - for (int n = 0; n < nbNeighbors; n++) + int neighborDim = SMDS_Downward::getCellDimension(grid->GetCellType(neighborsVtkIds[n])); + if (neighborDim == 3) + { + if (! setOfInsideVol.count(neighborsVtkIds[n])) // neighbor volume is not inside : face is boundary { - int neighborDim = SMDS_Downward::getCellDimension(grid->GetCellType(neighborsVtkIds[n])); - if (neighborDim == 3) - { - if (! setOfInsideVol.count(neighborsVtkIds[n])) // neighbor volume is not inside : face is boundary - { - DownIdType face(downIds[n], downTypes[n]); - boundaryFaces[face] = vtkId; - } - // if the face between to volumes is in the mesh, get it (internal face between shapes) - int vtkFaceId = grid->getDownArray(downTypes[n])->getVtkCellId(downIds[n]); - if (vtkFaceId >= 0) - { - sgrpi->Add(meshDS->fromVtkToSmds(vtkFaceId)); - // find also the smds edges on this face - int nbEdges = grid->getDownArray(downTypes[n])->getNumberOfDownCells(downIds[n]); - const int* dEdges = grid->getDownArray(downTypes[n])->getDownCells(downIds[n]); - const unsigned char* dTypes = grid->getDownArray(downTypes[n])->getDownTypes(downIds[n]); - for (int i = 0; i < nbEdges; i++) - { - int vtkEdgeId = grid->getDownArray(dTypes[i])->getVtkCellId(dEdges[i]); - if (vtkEdgeId >= 0) - sgrpei->Add(meshDS->fromVtkToSmds(vtkEdgeId)); - } - } - } - else if (neighborDim == 2) // skin of the volume - { - DownIdType face(downIds[n], downTypes[n]); - skinFaces[face] = vtkId; - int vtkFaceId = grid->getDownArray(downTypes[n])->getVtkCellId(downIds[n]); - if (vtkFaceId >= 0) - sgrps->Add(meshDS->fromVtkToSmds(vtkFaceId)); - } + DownIdType face(downIds[n], downTypes[n]); + boundaryFaces[face] = vtkId; + } + // if the face between to volumes is in the mesh, get it (internal face between shapes) + int vtkFaceId = grid->getDownArray(downTypes[n])->getVtkCellId(downIds[n]); + if (vtkFaceId >= 0) + { + sgrpi->Add(meshDS->fromVtkToSmds(vtkFaceId)); + // find also the smds edges on this face + int nbEdges = grid->getDownArray(downTypes[n])->getNumberOfDownCells(downIds[n]); + const int* dEdges = grid->getDownArray(downTypes[n])->getDownCells(downIds[n]); + const unsigned char* dTypes = grid->getDownArray(downTypes[n])->getDownTypes(downIds[n]); + for (int i = 0; i < nbEdges; i++) + { + int vtkEdgeId = grid->getDownArray(dTypes[i])->getVtkCellId(dEdges[i]); + if (vtkEdgeId >= 0) + sgrpei->Add(meshDS->fromVtkToSmds(vtkEdgeId)); + } } + } + else if (neighborDim == 2) // skin of the volume + { + DownIdType face(downIds[n], downTypes[n]); + skinFaces[face] = vtkId; + int vtkFaceId = grid->getDownArray(downTypes[n])->getVtkCellId(downIds[n]); + if (vtkFaceId >= 0) + sgrps->Add(meshDS->fromVtkToSmds(vtkFaceId)); + } } + } // --- identify the edges constituting the wire of each subshape on the skin // define polylines with the nodes of edges, equivalent to wires @@ -11000,17 +12207,17 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, SMDS_ElemIteratorPtr itelem = sgrps->GetElements(); while (itelem->more()) + { + const SMDS_MeshElement *elem = itelem->next(); + int shapeId = elem->getshapeId(); + int vtkId = elem->getVtkId(); + if (!shapeIdToVtkIdSet.count(shapeId)) { - const SMDS_MeshElement *elem = itelem->next(); - int shapeId = elem->getshapeId(); - int vtkId = elem->getVtkId(); - if (!shapeIdToVtkIdSet.count(shapeId)) - { - shapeIdToVtkIdSet[shapeId] = emptySet; - shapeIds.insert(shapeId); - } - shapeIdToVtkIdSet[shapeId].insert(vtkId); + shapeIdToVtkIdSet[shapeId] = emptySet; + shapeIds.insert(shapeId); } + shapeIdToVtkIdSet[shapeId].insert(vtkId); + } std::map > shapeIdToEdges; // shapeId --> set of downward edges std::set emptyEdges; @@ -11018,124 +12225,124 @@ void SMESH_MeshEditor::CreateHoleSkin(double radius, std::map >::iterator itShape = shapeIdToVtkIdSet.begin(); for (; itShape != shapeIdToVtkIdSet.end(); ++itShape) - { - int shapeId = itShape->first; - MESSAGE(" --- Shape ID --- "<< shapeId); - shapeIdToEdges[shapeId] = emptyEdges; + { + int shapeId = itShape->first; + //MESSAGE(" --- Shape ID --- "<< shapeId); + shapeIdToEdges[shapeId] = emptyEdges; - std::vector nodesEdges; + std::vector nodesEdges; - std::set::iterator its = itShape->second.begin(); - for (; its != itShape->second.end(); ++its) + std::set::iterator its = itShape->second.begin(); + for (; its != itShape->second.end(); ++its) + { + int vtkId = *its; + //MESSAGE(" " << vtkId); + int neighborsVtkIds[NBMAXNEIGHBORS]; + int downIds[NBMAXNEIGHBORS]; + unsigned char downTypes[NBMAXNEIGHBORS]; + int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); + for (int n = 0; n < nbNeighbors; n++) + { + if (neighborsVtkIds[n]<0) // only smds faces are considered as neighbors here + continue; + int smdsId = meshDS->fromVtkToSmds(neighborsVtkIds[n]); + const SMDS_MeshElement* elem = meshDS->FindElement(smdsId); + if ( shapeIds.count(elem->getshapeId()) && !sgrps->Contains(elem)) // edge : neighbor in the set of shape, not in the group { - int vtkId = *its; - MESSAGE(" " << vtkId); - int neighborsVtkIds[NBMAXNEIGHBORS]; - int downIds[NBMAXNEIGHBORS]; - unsigned char downTypes[NBMAXNEIGHBORS]; - int nbNeighbors = grid->GetNeighbors(neighborsVtkIds, downIds, downTypes, vtkId); - for (int n = 0; n < nbNeighbors; n++) - { - if (neighborsVtkIds[n]<0) // only smds faces are considered as neighbors here - continue; - int smdsId = meshDS->fromVtkToSmds(neighborsVtkIds[n]); - const SMDS_MeshElement* elem = meshDS->FindElement(smdsId); - if ( shapeIds.count(elem->getshapeId()) && !sgrps->Contains(elem)) // edge : neighbor in the set of shape, not in the group - { - DownIdType edge(downIds[n], downTypes[n]); - if (!shapeIdToEdges[shapeId].count(edge)) - { - shapeIdToEdges[shapeId].insert(edge); - int vtkNodeId[3]; - int nbNodes = grid->getDownArray(downTypes[n])->getNodes(downIds[n],vtkNodeId); - nodesEdges.push_back(vtkNodeId[0]); - nodesEdges.push_back(vtkNodeId[nbNodes-1]); - MESSAGE(" --- nodes " << vtkNodeId[0]+1 << " " << vtkNodeId[nbNodes-1]+1); - } - } - } + DownIdType edge(downIds[n], downTypes[n]); + if (!shapeIdToEdges[shapeId].count(edge)) + { + shapeIdToEdges[shapeId].insert(edge); + int vtkNodeId[3]; + int nbNodes = grid->getDownArray(downTypes[n])->getNodes(downIds[n],vtkNodeId); + nodesEdges.push_back(vtkNodeId[0]); + nodesEdges.push_back(vtkNodeId[nbNodes-1]); + //MESSAGE(" --- nodes " << vtkNodeId[0]+1 << " " << vtkNodeId[nbNodes-1]+1); + } } + } + } - std::list order; - order.clear(); - if (nodesEdges.size() > 0) + std::list order; + order.clear(); + if (nodesEdges.size() > 0) + { + order.push_back(nodesEdges[0]); //MESSAGE(" --- back " << order.back()+1); // SMDS id = VTK id + 1; + nodesEdges[0] = -1; + order.push_back(nodesEdges[1]); //MESSAGE(" --- back " << order.back()+1); + nodesEdges[1] = -1; // do not reuse this edge + bool found = true; + while (found) + { + int nodeTofind = order.back(); // try first to push back + int i = 0; + for ( i = 0; i < (int)nodesEdges.size(); i++ ) + if (nodesEdges[i] == nodeTofind) + break; + if ( i == (int) nodesEdges.size() ) + found = false; // no follower found on back + else { - order.push_back(nodesEdges[0]); MESSAGE(" --- back " << order.back()+1); // SMDS id = VTK id + 1; - nodesEdges[0] = -1; - order.push_back(nodesEdges[1]); MESSAGE(" --- back " << order.back()+1); - nodesEdges[1] = -1; // do not reuse this edge - bool found = true; - while (found) + if (i%2) // odd ==> use the previous one + if (nodesEdges[i-1] < 0) + found = false; + else { - int nodeTofind = order.back(); // try first to push back - int i = 0; - for (i = 0; i use the previous one - if (nodesEdges[i-1] < 0) - found = false; - else - { - order.push_back(nodesEdges[i-1]); MESSAGE(" --- back " << order.back()+1); - nodesEdges[i-1] = -1; - } - else // even ==> use the next one - if (nodesEdges[i+1] < 0) - found = false; - else - { - order.push_back(nodesEdges[i+1]); MESSAGE(" --- back " << order.back()+1); - nodesEdges[i+1] = -1; - } - } - if (found) - continue; - // try to push front - found = true; - nodeTofind = order.front(); // try to push front - for (i = 0; i use the previous one - if (nodesEdges[i-1] < 0) - found = false; - else - { - order.push_front(nodesEdges[i-1]); MESSAGE(" --- front " << order.front()+1); - nodesEdges[i-1] = -1; - } - else // even ==> use the next one - if (nodesEdges[i+1] < 0) - found = false; - else - { - order.push_front(nodesEdges[i+1]); MESSAGE(" --- front " << order.front()+1); - nodesEdges[i+1] = -1; - } + order.push_back(nodesEdges[i-1]); //MESSAGE(" --- back " << order.back()+1); + nodesEdges[i-1] = -1; + } + else // even ==> use the next one + if (nodesEdges[i+1] < 0) + found = false; + else + { + order.push_back(nodesEdges[i+1]); //MESSAGE(" --- back " << order.back()+1); + nodesEdges[i+1] = -1; } } - - - std::vector nodes; - nodes.push_back(shapeId); - std::list::iterator itl = order.begin(); - for (; itl != order.end(); itl++) + if (found) + continue; + // try to push front + found = true; + nodeTofind = order.front(); // try to push front + for ( i = 0; i < (int)nodesEdges.size(); i++ ) + if ( nodesEdges[i] == nodeTofind ) + break; + if ( i == (int)nodesEdges.size() ) { - nodes.push_back((*itl) + 1); // SMDS id = VTK id + 1; - MESSAGE(" ordered node " << nodes[nodes.size()-1]); + found = false; // no predecessor found on front + continue; } - listOfListOfNodes.push_back(nodes); + if (i%2) // odd ==> use the previous one + if (nodesEdges[i-1] < 0) + found = false; + else + { + order.push_front(nodesEdges[i-1]); //MESSAGE(" --- front " << order.front()+1); + nodesEdges[i-1] = -1; + } + else // even ==> use the next one + if (nodesEdges[i+1] < 0) + found = false; + else + { + order.push_front(nodesEdges[i+1]); //MESSAGE(" --- front " << order.front()+1); + nodesEdges[i+1] = -1; + } + } + } + + + std::vector nodes; + nodes.push_back(shapeId); + std::list::iterator itl = order.begin(); + for (; itl != order.end(); itl++) + { + nodes.push_back((*itl) + 1); // SMDS id = VTK id + 1; + //MESSAGE(" ordered node " << nodes[nodes.size()-1]); } + listOfListOfNodes.push_back(nodes); + } // partition geom faces with blocFissure // mesh blocFissure and geom faces of the skin (external wires given, triangle algo to choose) @@ -11159,7 +12366,8 @@ bool SMESH_MeshEditor::Make2DMeshFrom3D() SMESHDS_Mesh* aMesh = GetMeshDS(); if (!aMesh) return false; - //bool res = false; + + ElemFeatures faceType( SMDSAbs_Face ); int nbFree = 0, nbExisted = 0, nbCreated = 0; SMDS_VolumeIteratorPtr vIt = aMesh->volumesIterator(); while(vIt->more()) @@ -11167,8 +12375,8 @@ bool SMESH_MeshEditor::Make2DMeshFrom3D() const SMDS_MeshVolume* volume = vIt->next(); SMDS_VolumeTool vTool( volume, /*ignoreCentralNodes=*/false ); vTool.SetExternalNormal(); - //const bool isPoly = volume->IsPoly(); const int iQuad = volume->IsQuadratic(); + faceType.SetQuad( iQuad ); for ( int iface = 0, n = vTool.NbFaces(); iface < n; iface++ ) { if (!vTool.IsFreeFace(iface)) @@ -11180,22 +12388,27 @@ bool SMESH_MeshEditor::Make2DMeshFrom3D() int inode = 0; for ( ; inode < nbFaceNodes; inode += iQuad+1) nodes.push_back(faceNodes[inode]); - if (iQuad) { // add medium nodes + + if (iQuad) // add medium nodes + { for ( inode = 1; inode < nbFaceNodes; inode += 2) nodes.push_back(faceNodes[inode]); if ( nbFaceNodes == 9 ) // bi-quadratic quad nodes.push_back(faceNodes[8]); } // add new face based on volume nodes - if (aMesh->FindElement( nodes, SMDSAbs_Face, /*noMedium=*/false) ) { - nbExisted++; - continue; // face already exsist + if (aMesh->FindElement( nodes, SMDSAbs_Face, /*noMedium=*/false) ) + { + nbExisted++; // face already exsist + } + else + { + AddElement( nodes, faceType.SetPoly( nbFaceNodes/(iQuad+1) > 4 )); + nbCreated++; } - AddElement(nodes, SMDSAbs_Face, ( !iQuad && nbFaceNodes/(iQuad+1) > 4 )); - nbCreated++; } } - return ( nbFree==(nbExisted+nbCreated) ); + return ( nbFree == ( nbExisted + nbCreated )); } namespace @@ -11257,47 +12470,59 @@ int SMESH_MeshEditor::MakeBoundaryMesh(const TIDSortedElemSet& elements, SMDS_VolumeTool vTool; TIDSortedElemSet avoidSet; const TIDSortedElemSet emptySet, *elemSet = aroundElements ? &elements : &emptySet; - int inode; + size_t inode; typedef vector TConnectivity; + TConnectivity tgtNodes; + ElemFeatures elemKind( missType ), elemToCopy; + + vector presentBndElems; + vector missingBndElems; + vector freeFacets; + TConnectivity nodes, elemNodes; SMDS_ElemIteratorPtr eIt; - if (elements.empty()) - eIt = aMesh->elementsIterator(elemType); - else - eIt = SMDS_ElemIteratorPtr( new TSetIterator( elements.begin(), elements.end() )); + if (elements.empty()) eIt = aMesh->elementsIterator(elemType); + else eIt = elemSetIterator( elements ); while (eIt->more()) { const SMDS_MeshElement* elem = eIt->next(); const int iQuad = elem->IsQuadratic(); + elemKind.SetQuad( iQuad ); // ------------------------------------------------------------------------------------ // 1. For an elem, get present bnd elements and connectivities of missing bnd elements // ------------------------------------------------------------------------------------ - vector presentBndElems; - vector missingBndElems; - TConnectivity nodes, elemNodes; + presentBndElems.clear(); + missingBndElems.clear(); + freeFacets.clear(); nodes.clear(); elemNodes.clear(); if ( vTool.Set(elem, /*ignoreCentralNodes=*/true) ) // elem is a volume -------------- { - vTool.SetExternalNormal(); const SMDS_MeshElement* otherVol = 0; for ( int iface = 0, n = vTool.NbFaces(); iface < n; iface++ ) { if ( !vTool.IsFreeFace(iface, &otherVol) && ( !aroundElements || elements.count( otherVol ))) continue; + freeFacets.push_back( iface ); + } + if ( missType == SMDSAbs_Face ) + vTool.SetExternalNormal(); + for ( size_t i = 0; i < freeFacets.size(); ++i ) + { + int iface = freeFacets[i]; const SMDS_MeshNode** nn = vTool.GetFaceNodes(iface); - const int nbFaceNodes = vTool.NbFaceNodes (iface); + const size_t nbFaceNodes = vTool.NbFaceNodes (iface); if ( missType == SMDSAbs_Edge ) // boundary edges { nodes.resize( 2+iQuad ); - for ( int i = 0; i < nbFaceNodes; i += 1+iQuad) + for ( size_t i = 0; i < nbFaceNodes; i += 1+iQuad ) { - for ( int j = 0; j < nodes.size(); ++j ) - nodes[j] =nn[i+j]; + for ( size_t j = 0; j < nodes.size(); ++j ) + nodes[ j ] = nn[ i+j ]; if ( const SMDS_MeshElement* edge = - aMesh->FindElement(nodes,SMDSAbs_Edge,/*noMedium=*/false)) + aMesh->FindElement( nodes, SMDSAbs_Edge, /*noMedium=*/false )) presentBndElems.push_back( edge ); else missingBndElems.push_back( nodes ); @@ -11368,37 +12593,37 @@ int SMESH_MeshEditor::MakeBoundaryMesh(const TIDSortedElemSet& elements, if ( targetMesh != myMesh ) // instead of making a map of nodes in this mesh and targetMesh, // we create nodes with same IDs. - for ( int i = 0; i < missingBndElems.size(); ++i ) + for ( size_t i = 0; i < missingBndElems.size(); ++i ) { TConnectivity& srcNodes = missingBndElems[i]; - TConnectivity nodes( srcNodes.size() ); - for ( inode = 0; inode < nodes.size(); ++inode ) - nodes[inode] = getNodeWithSameID( tgtMeshDS, srcNodes[inode] ); - if ( aroundElements && tgtEditor.GetMeshDS()->FindElement( nodes, + tgtNodes.resize( srcNodes.size() ); + for ( inode = 0; inode < srcNodes.size(); ++inode ) + tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, srcNodes[inode] ); + if ( aroundElements && tgtEditor.GetMeshDS()->FindElement( tgtNodes, missType, /*noMedium=*/false)) continue; - tgtEditor.AddElement(nodes, missType, !iQuad && nodes.size()/(iQuad+1)>4); + tgtEditor.AddElement( tgtNodes, elemKind.SetPoly( tgtNodes.size()/(iQuad+1) > 4 )); ++nbAddedBnd; } else - for ( int i = 0; i < missingBndElems.size(); ++i ) + for ( size_t i = 0; i < missingBndElems.size(); ++i ) { - TConnectivity& nodes = missingBndElems[i]; + TConnectivity& nodes = missingBndElems[ i ]; if ( aroundElements && tgtEditor.GetMeshDS()->FindElement( nodes, missType, /*noMedium=*/false)) continue; - SMDS_MeshElement* elem = - tgtEditor.AddElement(nodes, missType, !iQuad && nodes.size()/(iQuad+1)>4); - ++nbAddedBnd; + SMDS_MeshElement* newElem = + tgtEditor.AddElement( nodes, elemKind.SetPoly( nodes.size()/(iQuad+1) > 4 )); + nbAddedBnd += bool( newElem ); // try to set a new element to a shape if ( myMesh->HasShapeToMesh() ) { bool ok = true; set< pair > mediumShapes; - const int nbN = nodes.size() / (iQuad+1 ); + const size_t nbN = nodes.size() / (iQuad+1 ); for ( inode = 0; inode < nbN && ok; ++inode ) { pair i_stype = @@ -11418,7 +12643,7 @@ int SMESH_MeshEditor::MakeBoundaryMesh(const TIDSortedElemSet& elements, } } if ( ok && mediumShapes.begin()->first == missShapeType ) - aMesh->SetMeshElementOnShape( elem, mediumShapes.begin()->second ); + aMesh->SetMeshElementOnShape( newElem, mediumShapes.begin()->second ); } } @@ -11426,18 +12651,18 @@ int SMESH_MeshEditor::MakeBoundaryMesh(const TIDSortedElemSet& elements, // 3. Copy present boundary elements // ---------------------------------- if ( toCopyExistingBoundary ) - for ( int i = 0 ; i < presentBndElems.size(); ++i ) + for ( size_t i = 0 ; i < presentBndElems.size(); ++i ) { const SMDS_MeshElement* e = presentBndElems[i]; - TConnectivity nodes( e->NbNodes() ); - for ( inode = 0; inode < nodes.size(); ++inode ) - nodes[inode] = getNodeWithSameID( tgtMeshDS, e->GetNode(inode) ); - presentEditor->AddElement(nodes, e->GetType(), e->IsPoly()); + tgtNodes.resize( e->NbNodes() ); + for ( inode = 0; inode < tgtNodes.size(); ++inode ) + tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, e->GetNode(inode) ); + presentEditor->AddElement( tgtNodes, elemToCopy.Init( e )); } else // store present elements to add them to a group - for ( int i = 0 ; i < presentBndElems.size(); ++i ) + for ( size_t i = 0 ; i < presentBndElems.size(); ++i ) { - presentEditor->myLastCreatedElems.Append(presentBndElems[i]); + presentEditor->myLastCreatedElems.Append( presentBndElems[ i ]); } } // loop on given elements @@ -11459,20 +12684,60 @@ int SMESH_MeshEditor::MakeBoundaryMesh(const TIDSortedElemSet& elements, // ----------------------- if ( toCopyElements && targetMesh != myMesh ) { - if (elements.empty()) - eIt = aMesh->elementsIterator(elemType); - else - eIt = SMDS_ElemIteratorPtr( new TSetIterator( elements.begin(), elements.end() )); + if (elements.empty()) eIt = aMesh->elementsIterator(elemType); + else eIt = elemSetIterator( elements ); while (eIt->more()) { const SMDS_MeshElement* elem = eIt->next(); - TConnectivity nodes( elem->NbNodes() ); - for ( inode = 0; inode < nodes.size(); ++inode ) - nodes[inode] = getNodeWithSameID( tgtMeshDS, elem->GetNode(inode) ); - tgtEditor.AddElement(nodes, elemType, elem->IsPoly()); + tgtNodes.resize( elem->NbNodes() ); + for ( inode = 0; inode < tgtNodes.size(); ++inode ) + tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, elem->GetNode(inode) ); + tgtEditor.AddElement( tgtNodes, elemToCopy.Init( elem )); tgtEditor.myLastCreatedElems.Clear(); } } return nbAddedBnd; } + +//================================================================================ +/*! + * \brief Copy node position and set \a to node on the same geometry + */ +//================================================================================ + +void SMESH_MeshEditor::copyPosition( const SMDS_MeshNode* from, + const SMDS_MeshNode* to ) +{ + if ( !from || !to ) return; + + SMDS_PositionPtr pos = from->GetPosition(); + if ( !pos || from->getshapeId() < 1 ) return; + + switch ( pos->GetTypeOfPosition() ) + { + case SMDS_TOP_3DSPACE: break; + + case SMDS_TOP_FACE: + { + const SMDS_FacePosition* fPos = static_cast< const SMDS_FacePosition* >( pos ); + GetMeshDS()->SetNodeOnFace( to, from->getshapeId(), + fPos->GetUParameter(), fPos->GetVParameter() ); + break; + } + case SMDS_TOP_EDGE: + { + // WARNING: it is dangerous to set equal nodes on one EDGE!!!!!!!! + const SMDS_EdgePosition* ePos = static_cast< const SMDS_EdgePosition* >( pos ); + GetMeshDS()->SetNodeOnEdge( to, from->getshapeId(), ePos->GetUParameter() ); + break; + } + case SMDS_TOP_VERTEX: + { + GetMeshDS()->SetNodeOnVertex( to, from->getshapeId() ); + break; + } + case SMDS_TOP_UNSPEC: + default:; + } +}