-// Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2013 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
// gp_Pnt p (xyz); \
// cout << msg << " ("<< p.X() << "; " <<p.Y() << "; " <<p.Z() << ") " <<endl;\
// }
+#ifdef _DEBUG_
+#define DBGOUT(msg) //cout << msg << endl;
+#else
+#define DBGOUT(msg)
+#endif
+
+namespace TAssocTool = StdMeshers_ProjectionUtils;
-typedef StdMeshers_ProjectionUtils TAssocTool;
-typedef SMESH_Comment TCom;
+typedef SMESH_Comment TCom;
enum { ID_BOT_FACE = SMESH_Block::ID_Fxy0,
ID_TOP_FACE = SMESH_Block::ID_Fxy1,
if ( nbSolids < 1 )
return true;
- Prism_3D::TPrismTopo prism;
-
- if ( nbSolids == 1 )
- {
- return ( initPrism( prism, TopExp_Explorer( theShape, TopAbs_SOLID ).Current() ) &&
- compute( prism ));
- }
-
TopTools_IndexedDataMapOfShapeListOfShape faceToSolids;
TopExp::MapShapesAndAncestors( theShape, TopAbs_FACE, TopAbs_SOLID, faceToSolids );
// look for meshed FACEs ("source" FACEs) that must be prism bottoms
- list< TopoDS_Face > meshedFaces;//, notQuadMeshedFaces, notQuadFaces;
+ list< TopoDS_Face > meshedFaces, notQuadMeshedFaces, notQuadFaces;
const bool meshHasQuads = ( theMesh.NbQuadrangles() > 0 );
+ //StdMeshers_Quadrangle_2D* quadAlgo = TQuadrangleAlgo::instance( this );
for ( int iF = 1; iF < faceToSolids.Extent(); ++iF )
{
const TopoDS_Face& face = TopoDS::Face( faceToSolids.FindKey( iF ));
{
if ( !meshHasQuads ||
!helper.IsSameElemGeometry( faceSM->GetSubMeshDS(), SMDSGeom_QUADRANGLE ) ||
- !helper.IsStructured( faceSM ))
- // notQuadMeshedFaces are of higher priority
+ !helper.IsStructured( faceSM )
+ )
+ notQuadMeshedFaces.push_front( face );
+ else if ( myHelper->Count( face, TopAbs_EDGE, /*ignoreSame=*/false ) != 4 )
meshedFaces.push_front( face );
else
meshedFaces.push_back( face );
}
+ // not add not quadrilateral FACE as we can't compute it
+ // else if ( !quadAlgo->CheckNbEdges( theMesh, face ))
+ // // not add not quadrilateral FACE as it can be a prism side
+ // // else if ( myHelper->Count( face, TopAbs_EDGE, /*ignoreSame=*/false ) != 4 )
+ // {
+ // notQuadFaces.push_back( face );
+ // }
}
- //meshedFaces.splice( meshedFaces.begin(), notQuadMeshedFaces );
+ // notQuadFaces are of medium priority, put them before ordinary meshed faces
+ meshedFaces.splice( meshedFaces.begin(), notQuadFaces );
+ // notQuadMeshedFaces are of highest priority, put them before notQuadFaces
+ meshedFaces.splice( meshedFaces.begin(), notQuadMeshedFaces );
- // if ( meshedFaces.empty() )
- // return error( COMPERR_BAD_INPUT_MESH, "No meshed source faces found" );
+ Prism_3D::TPrismTopo prism;
+
+ if ( nbSolids == 1 )
+ {
+ if ( !meshedFaces.empty() )
+ prism.myBottom = meshedFaces.front();
+ return ( initPrism( prism, TopExp_Explorer( theShape, TopAbs_SOLID ).Current() ) &&
+ compute( prism ));
+ }
TopTools_MapOfShape meshedSolids;
list< Prism_3D::TPrismTopo > meshedPrism;
// TODO. there are other ways to find out the source FACE:
// propagation, topological similarity, ect.
+ // simply try to mesh all not meshed SOLIDs
+ if ( meshedFaces.empty() )
+ {
+ for ( TopExp_Explorer solid( theShape, TopAbs_SOLID ); solid.More(); solid.Next() )
+ {
+ mySetErrorToSM = false;
+ prism.Clear();
+ if ( !meshedSolids.Contains( solid.Current() ) &&
+ initPrism( prism, solid.Current() ))
+ {
+ mySetErrorToSM = true;
+ if ( !compute( prism ))
+ return false;
+ meshedFaces.push_front( prism.myTop );
+ meshedFaces.push_front( prism.myBottom );
+ meshedPrism.push_back( prism );
+ meshedSolids.Add( solid.Current() );
+ }
+ mySetErrorToSM = true;
+ }
+ }
if ( meshedFaces.empty() ) // set same error to 10 not-computed solids
{
SMESH_subMesh* sm = theMesh.GetSubMesh( solid.Current() );
sm->GetComputeError() = err;
}
- return false;
+ return error( err );
}
}
return true;
// -------------------------
// Compose a vector of indixes of right neighbour FACE for each wall FACE
- // that is not so evident in case of several WIREs
+ // that is not so evident in case of several WIREs in the bottom FACE
thePrism.myRightQuadIndex.clear();
for ( size_t i = 0; i < thePrism.myWallQuads.size(); ++i )
thePrism.myRightQuadIndex.push_back( i+1 );
{
SMESH_Mesh* mesh = myHelper->GetMesh();
SMESHDS_Mesh* meshDS = myHelper->GetMeshDS();
+ DBGOUT( endl << "COMPUTE Prism " << meshDS->ShapeToIndex( thePrism.myShape3D ));
TProjction1dAlgo* projector1D = TProjction1dAlgo::instance( this );
StdMeshers_Quadrangle_2D* quadAlgo = TQuadrangleAlgo::instance( this, myHelper );
const TopoDS_Edge& srcE = lftSide->Edge(i);
SMESH_subMesh* srcSM = mesh->GetSubMesh( srcE );
if ( !srcSM->IsMeshComputed() ) {
+ DBGOUT( "COMPUTE V edge " << srcSM->GetId() );
srcSM->ComputeSubMeshStateEngine( SMESH_subMesh::COMPUTE );
srcSM->ComputeStateEngine ( SMESH_subMesh::COMPUTE );
if ( !srcSM->IsMeshComputed() )
}
continue;
}
- // Compute
+ // Compute 'vertical projection'
if ( nbTgtMeshed == 0 )
{
// compute nodes on target VERTEXes
}
// compute nodes on target EDGEs
+ DBGOUT( "COMPUTE V edge (proj) " << shapeID( lftSide->Edge(0)));
rgtSide->Reverse(); // direct it same as the lftSide
- myHelper->SetElementsOnShape( false );
+ myHelper->SetElementsOnShape( false ); // myHelper holds the prism shape
TopoDS_Edge tgtEdge;
for ( size_t iN = 1; iN < srcNodeStr.size()-1; ++iN ) // add nodes
{
}
for ( size_t iN = 1; iN < srcNodeStr.size(); ++iN ) // add segments
{
- SMDS_MeshElement* newEdge = myHelper->AddEdge( newNodes[ iN-1 ], newNodes[ iN ] );
+ // find an EDGE to set a new segment
std::pair<int, TopAbs_ShapeEnum> id2type =
myHelper->GetMediumPos( newNodes[ iN-1 ], newNodes[ iN ] );
- if ( id2type.second == TopAbs_EDGE )
- {
- meshDS->SetMeshElementOnShape( newEdge, id2type.first );
- }
- else // new nodes are on different EDGEs; put one of them on VERTEX
+ if ( id2type.second != TopAbs_EDGE )
{
+ // new nodes are on different EDGEs; put one of them on VERTEX
const int edgeIndex = rgtSide->EdgeIndex( srcNodeStr[ iN-1 ].normParam );
const double vertexParam = rgtSide->LastParameter( edgeIndex );
const gp_Pnt p = BRep_Tool::Pnt( rgtSide->LastVertex( edgeIndex ));
const int isPrev = ( Abs( srcNodeStr[ iN-1 ].normParam - vertexParam ) <
Abs( srcNodeStr[ iN ].normParam - vertexParam ));
- meshDS->SetMeshElementOnShape( newEdge, newNodes[ iN-(1-isPrev) ]->getshapeId() );
meshDS->UnSetNodeOnShape( newNodes[ iN-isPrev ] );
meshDS->SetNodeOnVertex ( newNodes[ iN-isPrev ], rgtSide->LastVertex( edgeIndex ));
- meshDS->MoveNode( newNodes[ iN-isPrev ], p.X(), p.Y(), p.Z() );
+ meshDS->MoveNode ( newNodes[ iN-isPrev ], p.X(), p.Y(), p.Z() );
+ id2type.first = newNodes[ iN-(1-isPrev) ]->getshapeId();
}
+ SMDS_MeshElement* newEdge = myHelper->AddEdge( newNodes[ iN-1 ], newNodes[ iN ] );
+ meshDS->SetMeshElementOnShape( newEdge, id2type.first );
}
myHelper->SetElementsOnShape( true );
for ( int i = 0; i < rgtSide->NbEdges(); ++i ) // update state of sub-meshes
// Top EDGEs must be projections from the bottom ones
// to compute stuctured quad mesh on wall FACEs
// ---------------------------------------------------
- const TopoDS_Edge& botE = (*quad)->side[ QUAD_BOTTOM_SIDE ]->Edge(0);
- const TopoDS_Edge& topE = (*quad)->side[ QUAD_TOP_SIDE ]->Edge(0);
-
- projector1D->myHyp.SetSourceEdge( botE );
-
- SMESH_subMesh* tgtEdgeSm = mesh->GetSubMesh( topE );
- if ( !tgtEdgeSm->IsMeshComputed() )
{
- // compute nodes on VERTEXes
- tgtEdgeSm->ComputeSubMeshStateEngine( SMESH_subMesh::COMPUTE );
- // project segments
- projector1D->InitComputeError();
- bool ok = projector1D->Compute( *mesh, topE );
- if ( !ok )
+ const TopoDS_Edge& botE = (*quad)->side[ QUAD_BOTTOM_SIDE ]->Edge(0);
+ const TopoDS_Edge& topE = (*quad)->side[ QUAD_TOP_SIDE ]->Edge(0);
+ SMESH_subMesh* botSM = mesh->GetSubMesh( botE );
+ SMESH_subMesh* topSM = mesh->GetSubMesh( topE );
+ SMESH_subMesh* srcSM = botSM;
+ SMESH_subMesh* tgtSM = topSM;
+ if ( !srcSM->IsMeshComputed() && topSM->IsMeshComputed() )
+ std::swap( srcSM, tgtSM );
+
+ if ( !srcSM->IsMeshComputed() )
{
- SMESH_ComputeErrorPtr err = projector1D->GetComputeError();
- if ( err->IsOK() ) err->myName = COMPERR_ALGO_FAILED;
- tgtEdgeSm->GetComputeError() = err;
- return false;
+ DBGOUT( "COMPUTE H edge " << srcSM->GetId());
+ srcSM->ComputeSubMeshStateEngine( SMESH_subMesh::COMPUTE ); // nodes on VERTEXes
+ srcSM->ComputeStateEngine( SMESH_subMesh::COMPUTE ); // segments on the EDGE
}
+ srcSM->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
+
+ if ( !tgtSM->IsMeshComputed() )
+ {
+ // compute nodes on VERTEXes
+ tgtSM->ComputeSubMeshStateEngine( SMESH_subMesh::COMPUTE );
+ // project segments
+ DBGOUT( "COMPUTE H edge (proj) " << tgtSM->GetId());
+ projector1D->myHyp.SetSourceEdge( TopoDS::Edge( srcSM->GetSubShape() ));
+ projector1D->InitComputeError();
+ bool ok = projector1D->Compute( *mesh, tgtSM->GetSubShape() );
+ if ( !ok )
+ {
+ SMESH_ComputeErrorPtr err = projector1D->GetComputeError();
+ if ( err->IsOK() ) err->myName = COMPERR_ALGO_FAILED;
+ tgtSM->GetComputeError() = err;
+ return false;
+ }
+ }
+ tgtSM->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
}
- tgtEdgeSm->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
// Compute quad mesh on wall FACEs
// -------------------------------
"Not all edges have valid algorithm and hypothesis"));
// mesh the <face>
quadAlgo->InitComputeError();
+ DBGOUT( "COMPUTE Quad face " << fSM->GetId());
bool ok = quadAlgo->Compute( *mesh, face );
fSM->GetComputeError() = quadAlgo->GetComputeError();
if ( !ok )
SMESHDS_SubMesh * topSMDS = topSM->GetSubMeshDS();
if ( !botSMDS || botSMDS->NbElements() == 0 )
- return toSM( error(TCom("No elememts on face #") << botSM->GetId() ));
+ {
+ _gen->Compute( *myHelper->GetMesh(), botSM->GetSubShape() );
+ botSMDS = botSM->GetSubMeshDS();
+ if ( !botSMDS || botSMDS->NbElements() == 0 )
+ return toSM( error(TCom("No elements on face #") << botSM->GetId() ));
+ }
bool needProject = !topSM->IsMeshComputed();
if ( !needProject &&
// if the bottom faces is orienetd OK then top faces must be reversed
bool reverseTop = true;
if ( myHelper->NbAncestors( botFace, *myBlock.Mesh(), TopAbs_SOLID ) > 1 )
- reverseTop = ! SMESH_Algo::IsReversedSubMesh( TopoDS::Face( botFace ), meshDS );
+ reverseTop = ! myHelper->IsReversedSubMesh( TopoDS::Face( botFace ));
int iFrw, iRev, *iPtr = &( reverseTop ? iRev : iFrw );
// loop on bottom mesh faces
{
if ( len2edgeMap.size() != nbEdges )
RETURN_BAD_RESULT("Uniqueness of edge lengths not assured");
- map< double, int >::reverse_iterator maxLen_i = len2edgeMap.rbegin();
- map< double, int >::reverse_iterator midLen_i = ++len2edgeMap.rbegin();
+
+ multimap< double, int >::reverse_iterator maxLen_i = len2edgeMap.rbegin();
+ multimap< double, int >::reverse_iterator midLen_i = ++len2edgeMap.rbegin();
+
double maxLen = maxLen_i->first;
double midLen = ( len2edgeMap.size() == 1 ) ? 0 : midLen_i->first;
switch ( nbEdges ) {