From: eap Date: Thu, 12 Nov 2020 20:06:06 +0000 (+0300) Subject: bos #20282 EDF 22320 - general compute fails X-Git-Tag: V9_7_0a1~48^2 X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=fdab1d32d5c6a0e4e3e8548e717f725156ac88a2;p=modules%2Fsmesh.git bos #20282 EDF 22320 - general compute fails --- diff --git a/src/SMESH/SMESH_Gen.cxx b/src/SMESH/SMESH_Gen.cxx index f00d3a4d5..663531180 100644 --- a/src/SMESH/SMESH_Gen.cxx +++ b/src/SMESH/SMESH_Gen.cxx @@ -63,6 +63,43 @@ using namespace std; #define env_sep ':' #endif +namespace +{ + // a structure used to nullify SMESH_Gen field of SMESH_Hypothesis, + // which is needed for SMESH_Hypothesis not deleted before ~SMESH_Gen() + struct _Hyp : public SMESH_Hypothesis + { + void NullifyGen() + { + _gen = 0; + } + }; + + //================================================================================ + /*! + * \brief Fill a map of shapes with all sub-shape of a sub-mesh + */ + //================================================================================ + + TopTools_IndexedMapOfShape * fillAllowed( SMESH_subMesh* sm, + const bool toFill, + TopTools_IndexedMapOfShape * allowedSub ) + { + if ( !toFill || !allowedSub ) + { + return nullptr; + } + if ( allowedSub->IsEmpty() ) + { + allowedSub->ReSize( sm->DependsOn().size() + 1 ); + allowedSub->Add( sm->GetSubShape() ); + for ( const auto & key_sm : sm->DependsOn() ) + allowedSub->Add( key_sm.second->GetSubShape() ); + } + return allowedSub; + } +} + //============================================================================= /*! * Constructor @@ -79,19 +116,6 @@ SMESH_Gen::SMESH_Gen() _compute_canceled = false; } -namespace -{ - // a structure used to nullify SMESH_Gen field of SMESH_Hypothesis, - // which is needed for SMESH_Hypothesis not deleted before ~SMESH_Gen() - struct _Hyp : public SMESH_Hypothesis - { - void NullifyGen() - { - _gen = 0; - } - }; -} - //============================================================================= /*! * Destructor @@ -138,11 +162,12 @@ SMESH_Mesh* SMESH_Gen::CreateMesh(bool theIsEmbeddedMode) */ //============================================================================= -bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, - const TopoDS_Shape & aShape, - const int aFlags /*= COMPACT_MESH*/, - const ::MeshDimension aDim /*=::MeshDim_3D*/, - TSetOfInt* aShapesId /*=0*/) +bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, + const TopoDS_Shape & aShape, + const int aFlags /*= COMPACT_MESH*/, + const ::MeshDimension aDim /*=::MeshDim_3D*/, + TSetOfInt* aShapesId /*=0*/, + TopTools_IndexedMapOfShape* anAllowedSubShapes/*=0*/) { MEMOSTAT; @@ -152,7 +177,7 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, bool ret = true; - SMESH_subMesh *sm = aMesh.GetSubMesh(aShape); + SMESH_subMesh *sm, *shapeSM = aMesh.GetSubMesh(aShape); const bool includeSelf = true; const bool complexShapeFirst = true; @@ -168,13 +193,17 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, if ( !aMesh.HasShapeToMesh() ) computeEvent = SMESH_subMesh::COMPUTE_NOGEOM; // if several algos and no geometry + TopTools_IndexedMapOfShape *allowedSubShapes = anAllowedSubShapes, allowedSub; + if ( aShapeOnly && !allowedSubShapes ) + allowedSubShapes = &allowedSub; + if ( anUpward ) // is called from the below code in this method { // =============================================== // Mesh all the sub-shapes starting from vertices // =============================================== - smIt = sm->getDependsOnIterator(includeSelf, !complexShapeFirst); + smIt = shapeSM->getDependsOnIterator(includeSelf, !complexShapeFirst); while ( smIt->more() ) { SMESH_subMesh* smToCompute = smIt->next(); @@ -198,9 +227,11 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, { if (_compute_canceled) return false; + smToCompute->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes )); setCurrentSubMesh( smToCompute ); smToCompute->ComputeStateEngine( computeEvent ); - setCurrentSubMesh( NULL ); + setCurrentSubMesh( nullptr ); + smToCompute->SetAllowedSubShapes( nullptr ); } // we check all the sub-meshes here and detect if any of them failed to compute @@ -233,7 +264,7 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, TopoDS_Shape algoShape; int prevShapeDim = -1, aShapeDim; - smIt = sm->getDependsOnIterator(includeSelf, complexShapeFirst); + smIt = shapeSM->getDependsOnIterator(includeSelf, complexShapeFirst); while ( smIt->more() ) { SMESH_subMesh* smToCompute = smIt->next(); @@ -285,9 +316,11 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, { if (_compute_canceled) return false; + smToCompute->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes )); setCurrentSubMesh( smToCompute ); smToCompute->ComputeStateEngine( computeEvent ); - setCurrentSubMesh( NULL ); + setCurrentSubMesh( nullptr ); + smToCompute->SetAllowedSubShapes( nullptr ); if ( aShapesId ) aShapesId->insert( smToCompute->GetId() ); } @@ -335,7 +368,6 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, const TopoDS_Shape& aSubShape = smToCompute->GetSubShape(); const int aShapeDim = GetShapeDim( aSubShape ); - //if ( aSubShape.ShapeType() == TopAbs_VERTEX ) continue; if ( aShapeDim < 1 ) continue; // check for preview dimension limitations @@ -350,11 +382,14 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, if ( SMESH_Algo* subAlgo = (SMESH_Algo*) aMesh.GetHypothesis( smToCompute, filter, true)) { if ( ! subAlgo->NeedDiscreteBoundary() ) continue; + TopTools_IndexedMapOfShape* localAllowed = allowedSubShapes; + if ( localAllowed && localAllowed->IsEmpty() ) + localAllowed = 0; // prevent fillAllowed() with aSubShape + SMESH_Hypothesis::Hypothesis_Status status; if ( subAlgo->CheckHypothesis( aMesh, aSubShape, status )) // mesh a lower smToCompute starting from vertices - Compute( aMesh, aSubShape, aFlags | SHAPE_ONLY_UPWARD, aDim, aShapesId ); - // Compute( aMesh, aSubShape, aShapeOnly, /*anUpward=*/true, aDim, aShapesId ); + Compute( aMesh, aSubShape, aFlags | SHAPE_ONLY_UPWARD, aDim, aShapesId, localAllowed ); } } } @@ -373,9 +408,11 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, if (_compute_canceled) return false; + sm->SetAllowedSubShapes( fillAllowed( shapeSM, aShapeOnly, allowedSubShapes )); setCurrentSubMesh( sm ); sm->ComputeStateEngine( computeEvent ); setCurrentSubMesh( NULL ); + sm->SetAllowedSubShapes( nullptr ); if ( aShapesId ) aShapesId->insert( sm->GetId() ); } @@ -385,7 +422,7 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, // ----------------------------------------------- // mesh the rest sub-shapes starting from vertices // ----------------------------------------------- - ret = Compute( aMesh, aShape, aFlags | UPWARD, aDim, aShapesId ); + ret = Compute( aMesh, aShape, aFlags | UPWARD, aDim, aShapesId, allowedSubShapes ); } MEMOSTAT; @@ -399,7 +436,7 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper aHelper( aMesh ); if ( aHelper.IsQuadraticMesh() != SMESH_MesherHelper::LINEAR ) { - aHelper.FixQuadraticElements( sm->GetComputeError() ); + aHelper.FixQuadraticElements( shapeSM->GetComputeError() ); } } diff --git a/src/SMESH/SMESH_Gen.hxx b/src/SMESH/SMESH_Gen.hxx index c94693a0e..e73fe6175 100644 --- a/src/SMESH/SMESH_Gen.hxx +++ b/src/SMESH/SMESH_Gen.hxx @@ -42,6 +42,7 @@ #include #include +#include class SMESHDS_Document; class SMESH_Algo; @@ -83,13 +84,15 @@ public: * \param aFlags - ComputeFlags. By default compute the whole mesh and compact at the end. * \param aDim - upper level dimension of the mesh computation (for preview) * \param aShapesId - list of shapes with computed mesh entities (elements or nodes) + * \param anAllowedSubShapes - shapes to mesh only. Mesh all if empty or nullptr * \retval bool - true if none sub-mesh failed to compute */ - bool Compute(::SMESH_Mesh & aMesh, - const TopoDS_Shape & aShape, - const int aFlags = COMPACT_MESH, - const ::MeshDimension aDim=::MeshDim_3D, - TSetOfInt* aShapesId=0); + bool Compute(::SMESH_Mesh & aMesh, + const TopoDS_Shape & aShape, + const int aFlags = COMPACT_MESH, + const ::MeshDimension aDim=::MeshDim_3D, + TSetOfInt* aShapesId=0, + TopTools_IndexedMapOfShape* anAllowedSubShapes=0); void PrepareCompute(::SMESH_Mesh & aMesh, const TopoDS_Shape & aShape); diff --git a/src/SMESH/SMESH_HypoFilter.cxx b/src/SMESH/SMESH_HypoFilter.cxx index e1100ac8f..ecbd64bdc 100644 --- a/src/SMESH/SMESH_HypoFilter.cxx +++ b/src/SMESH/SMESH_HypoFilter.cxx @@ -156,7 +156,7 @@ void SMESH_HypoFilter::IsMoreLocalThanPredicate::findPreferable() //======================================================================= //function : IsMoreLocalThanPredicate::IsOk -//purpose : +//purpose : Check if aShape is more local than this->_shape //======================================================================= bool SMESH_HypoFilter::IsMoreLocalThanPredicate::IsOk(const SMESH_Hypothesis* aHyp, @@ -169,16 +169,23 @@ bool SMESH_HypoFilter::IsMoreLocalThanPredicate::IsOk(const SMESH_Hypothesis* aH if ( SMESH_MesherHelper::IsSubShape( aShape, /*mainShape=*/_shape )) return true; - if ( aShape.ShapeType() == TopAbs_COMPOUND && + if ( aShape.ShapeType() == TopAbs_COMPOUND && !SMESH_MesherHelper::IsSubShape( _shape, /*mainShape=*/aShape)) // issue 0020963 { - for ( int type = TopAbs_SOLID; type < TopAbs_SHAPE; ++type ) - if ( aHyp->GetDim() == SMESH_Gen::GetShapeDim( TopAbs_ShapeEnum( type ))) - for ( TopExp_Explorer exp( aShape, TopAbs_ShapeEnum( type )); exp.More(); exp.Next()) - if ( SMESH_MesherHelper::IsSubShape( exp.Current(), /*mainShape=*/_shape )) - return true; + // [bos#22320] compound of FACEs is MORE local than compound of SOLIDs + TopAbs_ShapeEnum givenType = SMESH_MesherHelper::GetGroupType( _shape ); + TopAbs_ShapeEnum hypType = SMESH_MesherHelper::GetGroupType( aShape ); + if ( SMESH_Gen::GetShapeDim( givenType ) > SMESH_Gen::GetShapeDim( hypType )) + { + for ( int type = TopAbs_SOLID; type < TopAbs_SHAPE; ++type ) + if ( aHyp->GetDim() == SMESH_Gen::GetShapeDim( TopAbs_ShapeEnum( type ))) + for ( TopExp_Explorer exp( aShape, TopAbs_ShapeEnum( type )); exp.More(); exp.Next()) + if ( SMESH_MesherHelper::IsSubShape( exp.Current(), /*mainShape=*/_shape )) + return true; + } } + // take forced sub-mesh priority into account if ( _preferableShapes.Contains( aShape )) return true; // issue 21559, Mesh_6 @@ -187,7 +194,7 @@ bool SMESH_HypoFilter::IsMoreLocalThanPredicate::IsOk(const SMESH_Hypothesis* aH //======================================================================= //function : SMESH_HypoFilter -//purpose : +//purpose : //======================================================================= SMESH_HypoFilter::SMESH_HypoFilter() diff --git a/src/SMESH/SMESH_subMesh.cxx b/src/SMESH/SMESH_subMesh.cxx index 63344a509..4f8a56e85 100644 --- a/src/SMESH/SMESH_subMesh.cxx +++ b/src/SMESH/SMESH_subMesh.cxx @@ -110,6 +110,7 @@ SMESH_subMesh::SMESH_subMesh(int Id, } _computeCost = 0; // how costly is to compute this sub-mesh _realComputeCost = 0; + _allowedSubShapes = nullptr; } //============================================================================= @@ -1478,11 +1479,14 @@ bool SMESH_subMesh::ComputeStateEngine(compute_event event) if (_father->HasShapeToMesh() ) { bool subComputed = false, subFailed = false; if (!algo->OnlyUnaryInput()) { - if ( event == COMPUTE /*&& - ( algo->NeedDiscreteBoundary() || algo->SupportSubmeshes() )*/) - shape = getCollection( gen, algo, subComputed, subFailed, algo->SubMeshesToCompute()); - else - subComputed = SubMeshesComputed( & subFailed ); + // --- commented for bos#22320 to compute all sub-shapes at once if possible; + // --- in case COMPUTE_SUBMESH, set of sub-shapes is limited + // --- by calling SetAllowedSubShapes() + // if ( event == COMPUTE ) + // shape = getCollection( gen, algo, subComputed, subFailed, algo->SubMeshesToComput; + // else + // subComputed = SubMeshesComputed( & subFailed ); + shape = getCollection( gen, algo, subComputed, subFailed, algo->SubMeshesToCompute()); } else { subComputed = SubMeshesComputed(); @@ -1610,8 +1614,9 @@ bool SMESH_subMesh::ComputeStateEngine(compute_event event) ((SMESHDS_Hypothesis*)hyps.front())->SaveTo( hypStr.Stream() ); hypStr << " "; } - cout << _algo->GetName() - << " " << _father->GetSubMesh( subS.Current() )->GetId() + cout << _father->GetSubMesh( subS.Current() )->GetId() + << " " << ( ret ? "OK" : "FAIL" ) + << " " << _algo->GetName() << " " << hypStr << endl; } #endif @@ -1747,6 +1752,8 @@ bool SMESH_subMesh::ComputeStateEngine(compute_event event) break; case COMPUTE: // nothing to do break; + case COMPUTE_SUBMESH: // nothing to do + break; case COMPUTE_CANCELED: // nothing to do break; case CLEAN: @@ -2140,6 +2147,8 @@ TopoDS_Shape SMESH_subMesh::getCollection(SMESH_Gen * theGen, const TopoDS_Shape& S = subMesh->_subShape; if ( S.ShapeType() != this->_subShape.ShapeType() ) continue; + if ( _allowedSubShapes && !_allowedSubShapes->IsEmpty() && !_allowedSubShapes->Contains( S )) + continue; if ( subMesh == this ) { aBuilder.Add( aCompound, S ); diff --git a/src/SMESH/SMESH_subMesh.hxx b/src/SMESH/SMESH_subMesh.hxx index 03dd98e49..6b610ea1d 100644 --- a/src/SMESH/SMESH_subMesh.hxx +++ b/src/SMESH/SMESH_subMesh.hxx @@ -36,6 +36,7 @@ #include "Utils_SALOME_Exception.hxx" #include +#include #include #include @@ -256,6 +257,12 @@ public: bool IsMeshComputed() const; // check if _subMeshDS contains mesh elements unless _alwaysComputed==true + /*! + * \brief Set sub-shapes that are allowed to compute at once by a multidimensional algo + */ + void SetAllowedSubShapes( const TopTools_IndexedMapOfShape* subShapes ) + { _allowedSubShapes = subShapes; } + /*! * \brief Allow algo->Compute() if a subshape of lower dim is meshed but * none mesh entity is bound to it @@ -344,6 +351,8 @@ protected: // mesh several edges as a whole and leave some of them without mesh entities bool _alwaysComputed; + const TopTools_IndexedMapOfShape* _allowedSubShapes; // allowed to be returned by getCollection() + }; #endif diff --git a/src/SMESHGUI/SMESHGUI_MeshOrderOp.cxx b/src/SMESHGUI/SMESHGUI_MeshOrderOp.cxx index 2c17777a5..4f459d435 100644 --- a/src/SMESHGUI/SMESHGUI_MeshOrderOp.cxx +++ b/src/SMESHGUI/SMESHGUI_MeshOrderOp.cxx @@ -53,7 +53,7 @@ SMESHGUI_MeshOrderOp::SMESHGUI_MeshOrderOp() { myDlg = new SMESHGUI_MeshOrderDlg( desktop() ); - myHelpFileName = "constructing_meshes.html#mesh-order-anchor"; + myHelpFileName = "constructing_meshes.html#submesh-order-anchor"; } //================================================================================ diff --git a/src/StdMeshers/StdMeshers_Prism_3D.cxx b/src/StdMeshers/StdMeshers_Prism_3D.cxx index e6db9e501..b35e76ae3 100644 --- a/src/StdMeshers/StdMeshers_Prism_3D.cxx +++ b/src/StdMeshers/StdMeshers_Prism_3D.cxx @@ -151,9 +151,10 @@ namespace // Clear collected data void reset() { - myFace2QuadMap.Clear(); StdMeshers_Quadrangle_2D::myQuadList.clear(); StdMeshers_Quadrangle_2D::myHelper = nullptr; + StdMeshers_Quadrangle_2D::myProxyMesh.reset(); + myFace2QuadMap.Clear(); } //================================================================================ @@ -778,7 +779,7 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh SMESH_MesherHelper helper( theMesh ); myHelper = &helper; myPrevBottomSM = 0; - TQuadrangleAlgo::Cleaner( TQuadrangleAlgo::instance( this )); + TQuadrangleAlgo::Cleaner quadCleaner( TQuadrangleAlgo::instance( this )); int nbSolids = helper.Count( theShape, TopAbs_SOLID, /*skipSame=*/false ); if ( nbSolids < 1 ) @@ -848,6 +849,7 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh } TopTools_MapOfShape meshedSolids; + NCollection_DataMap< TopoDS_Shape, SMESH_subMesh* > meshedFace2AlgoSM; list< Prism_3D::TPrismTopo > meshedPrism; list< TopoDS_Face > suspectSourceFaces; TopTools_ListIteratorOfListOfShape solidIt; @@ -871,6 +873,8 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh { prism.Clear(); prism.myBottom = face; + if ( meshedFace2AlgoSM.IsBound( face )) + prism.myAlgoSM = meshedFace2AlgoSM.Find( face ); if ( !initPrism( prism, solid, selectBottom ) || !compute( prism )) return false; @@ -880,6 +884,11 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh !myHelper->IsStructured( theMesh.GetSubMesh( prism.myTop ))) { meshedFaces.push_front( prism.myTop ); + if ( prism.myAlgoSM && prism.myAlgoSM->GetAlgo() ) + { + meshedFace2AlgoSM.Bind( prism.myTop, prism.myAlgoSM ); + meshedFace2AlgoSM.Bind( prism.myBottom, prism.myAlgoSM ); + } } else { @@ -914,9 +923,18 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh solidList.Remove( solidIt ); continue; // already computed prism } - if ( myHelper->IsBlock( solid )) { - solidIt.Next(); - continue; // too trivial + if ( myHelper->IsBlock( solid )) + { + bool isStructBase = true; + if ( prismIt->myAlgoSM ) + isStructBase = ( myHelper->IsSameElemGeometry( prismIt->myAlgoSM->GetSubMeshDS(), + SMDSGeom_QUADRANGLE ) && + myHelper->IsStructured(prismIt->myAlgoSM )); + if ( isStructBase ) + { + solidIt.Next(); + continue; // too trivial + } } // find a source FACE of the SOLID: it's a FACE sharing a bottom EDGE with wFace const TopoDS_Edge& wEdge = (*wQuad)->side[ QUAD_TOP_SIDE ].grid->Edge(0); @@ -935,27 +953,41 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh } prism.Clear(); prism.myBottom = candidateF; + prism.myAlgoSM = prismIt->myAlgoSM; mySetErrorToSM = false; if ( !myHelper->IsSubShape( candidateF, prismIt->myShape3D ) && myHelper ->IsSubShape( candidateF, solid ) && !myHelper->GetMesh()->GetSubMesh( candidateF )->IsMeshComputed() && initPrism( prism, solid, /*selectBottom=*/false ) && !myHelper->GetMesh()->GetSubMesh( prism.myTop )->IsMeshComputed() && - !myHelper->GetMesh()->GetSubMesh( prism.myBottom )->IsMeshComputed() && - project2dMesh( sourceF, prism.myBottom )) + !myHelper->GetMesh()->GetSubMesh( prism.myBottom )->IsMeshComputed() ) { - mySetErrorToSM = true; - if ( !compute( prism )) - return false; - SMESHDS_SubMesh* smDS = theMesh.GetMeshDS()->MeshElements( prism.myTop ); - if ( !myHelper->IsSameElemGeometry( smDS, SMDSGeom_QUADRANGLE )) + if ( project2dMesh( sourceF, prism.myBottom )) + { + mySetErrorToSM = true; + if ( !compute( prism )) + return false; + SMESHDS_SubMesh* smDS = theMesh.GetMeshDS()->MeshElements( prism.myTop ); + if ( !myHelper->IsSameElemGeometry( smDS, SMDSGeom_QUADRANGLE )) + { + meshedFaces.push_front( prism.myTop ); + meshedFaces.push_front( prism.myBottom ); + selectBottom = false; + if ( prism.myAlgoSM && prism.myAlgoSM->GetAlgo() ) + { + meshedFace2AlgoSM.Bind( prism.myTop, prism.myAlgoSM ); + meshedFace2AlgoSM.Bind( prism.myBottom, prism.myAlgoSM ); + } + } + meshedPrism.push_back( prism ); + meshedSolids.Add( solid ); + } + else { - meshedFaces.push_front( prism.myTop ); - meshedFaces.push_front( prism.myBottom ); - selectBottom = false; + meshedFaces.push_back( prism.myBottom ); + if ( prism.myAlgoSM && prism.myAlgoSM->GetAlgo() ) + meshedFace2AlgoSM.Bind( prism.myBottom, prism.myAlgoSM ); } - meshedPrism.push_back( prism ); - meshedSolids.Add( solid ); } InitComputeError(); } @@ -1008,7 +1040,7 @@ bool StdMeshers_Prism_3D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape& theSh allSubMeComputed = smIt->next()->IsMeshComputed(); if ( allSubMeComputed ) { - faceSM->ComputeStateEngine( SMESH_subMesh::COMPUTE ); + faceSM->ComputeStateEngine( SMESH_subMesh::COMPUTE_SUBMESH ); if ( !faceSM->IsEmpty() ) { meshedFaces.push_front( face ); // higher priority selectBottom = true; @@ -1562,8 +1594,9 @@ bool StdMeshers_Prism_3D::computeBase(const Prism_3D::TPrismTopo& thePrism) { // find any applicable algorithm assigned to any FACE of the main shape std::vector< TopoDS_Shape > faces; - if ( myPrevBottomSM && - myPrevBottomSM->GetAlgo()->IsApplicableToShape( thePrism.myBottom, /*all=*/false )) + if ( thePrism.myAlgoSM && thePrism.myAlgoSM->GetAlgo() ) + faces.push_back( thePrism.myAlgoSM->GetSubShape() ); + if ( myPrevBottomSM && myPrevBottomSM->GetAlgo() ) faces.push_back( myPrevBottomSM->GetSubShape() ); TopExp_Explorer faceIt( mesh->GetShapeToMesh(), TopAbs_FACE ); @@ -1588,7 +1621,7 @@ bool StdMeshers_Prism_3D::computeBase(const Prism_3D::TPrismTopo& thePrism) while ( smIt->more() && subOK ) { SMESH_subMesh* sub = smIt->next(); - sub->ComputeStateEngine( SMESH_subMesh::COMPUTE ); + sub->ComputeStateEngine( SMESH_subMesh::COMPUTE_SUBMESH ); subOK = sub->IsMeshComputed(); } if ( !subOK ) @@ -1596,23 +1629,31 @@ bool StdMeshers_Prism_3D::computeBase(const Prism_3D::TPrismTopo& thePrism) } try { OCC_CATCH_SIGNALS; + + Hypothesis_Status status; + algo->CheckHypothesis( *mesh, faces[i], status ); algo->InitComputeError(); - algo->Compute( *mesh, botSM->GetSubShape() ); + if ( algo->Compute( *mesh, botSM->GetSubShape() )) + { + myPrevBottomSM = thePrism.myAlgoSM = mesh->GetSubMesh( faces[i] ); + break; + } } catch (...) { } } } } + else + { + myPrevBottomSM = thePrism.myAlgoSM = botSM; + } if ( botSM->IsEmpty() ) return error( COMPERR_BAD_INPUT_MESH, TCom( "No mesher defined to compute the base face #") << shapeID( thePrism.myBottom )); - if ( botSM->GetAlgo() ) - myPrevBottomSM = botSM; - return true; } @@ -3504,6 +3545,7 @@ namespace Prism_3D myBottomEdges.clear(); myNbEdgesInWires.clear(); myWallQuads.clear(); + myAlgoSM = nullptr; } //================================================================================ @@ -4806,7 +4848,7 @@ TopoDS_Edge StdMeshers_PrismAsBlock::TSideFace::GetEdge(const int iEdge) const column = & ( myParamToColumnMap->rbegin()->second ); else column = & ( myParamToColumnMap->begin()->second ); - if ( column->size() > 0 ) + if ( column->size() > 1 ) edge = myHelper.GetSubShapeByNode( (*column)[ 1 ], meshDS ); if ( edge.IsNull() || edge.ShapeType() == TopAbs_VERTEX ) node = column->front(); diff --git a/src/StdMeshers/StdMeshers_Prism_3D.hxx b/src/StdMeshers/StdMeshers_Prism_3D.hxx index d910bdd27..850e01ee0 100644 --- a/src/StdMeshers/StdMeshers_Prism_3D.hxx +++ b/src/StdMeshers/StdMeshers_Prism_3D.hxx @@ -106,6 +106,7 @@ namespace Prism_3D std::list< int > myNbEdgesInWires; bool myNotQuadOnTop; + mutable SMESH_subMesh* myAlgoSM; // sub-mesh with algo which computed myBottom size_t NbWires() const { return myNbEdgesInWires.size(); }