-// 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
#include "StdMeshers_ProjectionSource2D.hxx"
#include "StdMeshers_ProjectionSource3D.hxx"
+#include "SMDS_EdgePosition.hxx"
#include "SMESH_Algo.hxx"
#include "SMESH_Block.hxx"
#include "SMESH_Gen.hxx"
+#include "SMESH_HypoFilter.hxx"
#include "SMESH_Hypothesis.hxx"
#include "SMESH_Mesh.hxx"
#include "SMESH_MesherHelper.hxx"
#include "SMESH_subMesh.hxx"
#include "SMESH_subMeshEventListener.hxx"
-#include "SMDS_EdgePosition.hxx"
+#include "SMESH_MeshAlgos.hxx"
#include "utilities.h"
} // namespace
//=======================================================================
-/*!
- * \brief Looks for association of all sub-shapes of two shapes
- * \param theShape1 - target shape
- * \param theMesh1 - mesh built on shape 1
- * \param theShape2 - source shape
- * \param theMesh2 - mesh built on shape 2
- * \param theAssociation - association map to be filled that may
- * contain association of one or two pairs of vertices
- * \retval bool - true if association found
+/*
+ * Looks for association of all sub-shapes of two shapes
+ * \param theShape1 - target shape
+ * \param theMesh1 - mesh built on shape 1
+ * \param theShape2 - source shape
+ * \param theMesh2 - mesh built on shape 2
+ * \param theAssociation - association map to be filled that may
+ * contain association of one or two pairs of vertices
+ * \retval bool - true if association found
*/
//=======================================================================
// get outer edge of theShape1
TopoDS_Shape wire = OuterShape( face1, TopAbs_WIRE );
//edge1 = TopoDS::Edge( OuterShape( face1, TopAbs_EDGE ));
- map<int,TopoDS_Edge> propag_edges; // use map to find the closest propagation edge
+ // use map to find the closest propagation edge
+ map<int, pair< TopoDS_Edge, TopoDS_Edge > > propag_edges;
for ( TopoDS_Iterator edgeIt( wire ); edgeIt.More(); edgeIt.Next() )
{
edge1 = TopoDS::Edge( edgeIt.Value() );
edge2 = TopoDS::Edge( exp.Current() );
pair<int,TopoDS_Edge> step_edge = GetPropagationEdge( theMesh1, edge2, edge1 );
if ( !step_edge.second.IsNull() ) { // propagation found
- propag_edges.insert( step_edge );
+ propag_edges.insert( make_pair( step_edge.first,
+ ( make_pair( edge1, step_edge.second ))));
if ( step_edge.first == 1 ) break; // most close found
}
}
}
if ( !propag_edges.empty() ) // propagation found
{
- edge2 = propag_edges.begin()->second;
+ edge1 = propag_edges.begin()->second.first;
+ edge2 = propag_edges.begin()->second.second;
TopoDS_Vertex VV1[2], VV2[2];
TopExp::Vertices( edge1, VV1[0], VV1[1], true );
TopExp::Vertices( edge2, VV2[0], VV2[1], true );
}
//================================================================================
-/*!
- * \brief Find association of edges of faces
- * \param face1 - face 1
- * \param VV1 - vertices of face 1
- * \param face2 - face 2
- * \param VV2 - vertices of face 2 associated with ones of face 1
- * \param edges1 - out list of edges of face 1
- * \param edges2 - out list of edges of face 2
- * \retval int - nb of edges in an outer wire in a success case, else zero
+/*
+ * Find association of edges of faces
+ * \param face1 - face 1
+ * \param VV1 - vertices of face 1
+ * \param face2 - face 2
+ * \param VV2 - vertices of face 2 associated with ones of face 1
+ * \param edges1 - out list of edges of face 1
+ * \param edges2 - out list of edges of face 2
+ * \retval int - nb of edges in an outer wire in a success case, else zero
*/
//================================================================================
}
//=======================================================================
-/*!
- * \brief Inserts association theShape1 <-> theShape2 to TShapeShapeMap
- * \param theShape1 - target shape
- * \param theShape2 - source shape
- * \param theAssociationMap - association map
- * \retval bool - true if there was no association for these shapes before
+/*
+ * Inserts association theShape1 <-> theShape2 to TShapeShapeMap
+ * \param theShape1 - target shape
+ * \param theShape2 - source shape
+ * \param theAssociationMap - association map
+ * \retval bool - true if there was no association for these shapes before
*/
//=======================================================================
}
//=======================================================================
-/*!
- * \brief Finds an edge by its vertices in a main shape of the mesh
- * \param aMesh - the mesh
- * \param V1 - vertex 1
- * \param V2 - vertex 2
- * \retval TopoDS_Edge - found edge
+/*
+ * Finds an edge by its vertices in a main shape of the mesh
+ * \param aMesh - the mesh
+ * \param V1 - vertex 1
+ * \param V2 - vertex 2
+ * \retval TopoDS_Edge - found edge
*/
//=======================================================================
}
//================================================================================
-/*!
- * \brief Return another face sharing an edge
- * \param edgeToFaces - data map of descendants to ancestors
- * \param edge - edge
- * \param face - face
- * \retval TopoDS_Face - found face
+/*
+ * Return another face sharing an edge
+ * \param edgeToFaces - data map of descendants to ancestors
+ * \param edge - edge
+ * \param face - face
+ * \retval TopoDS_Face - found face
*/
//================================================================================
}
//================================================================================
-/*!
- * \brief Return other vertex of an edge
+/*
+ * Return other vertex of an edge
*/
//================================================================================
}
//================================================================================
-/*!
- * \brief Return a propagation edge
- * \param aMesh - mesh
- * \param theEdge - edge to find by propagation
- * \param fromEdge - start edge for propagation
- * \retval pair<int,TopoDS_Edge> - propagation step and found edge
+/*
+ * Return a propagation edge
+ * \param aMesh - mesh
+ * \param theEdge - edge to find by propagation
+ * \param fromEdge - start edge for propagation
+ * \retval pair<int,TopoDS_Edge> - propagation step and found edge
*/
//================================================================================
}
//================================================================================
- /*!
- * \brief Find corresponding nodes on two faces
- * \param face1 - the first face
- * \param mesh1 - mesh containing elements on the first face
- * \param face2 - the second face
- * \param mesh2 - mesh containing elements on the second face
- * \param assocMap - map associating sub-shapes of the faces
- * \param node1To2Map - map containing found matching nodes
- * \retval bool - is a success
- */
+/*
+ * Find corresponding nodes on two faces
+ * \param face1 - the first face
+ * \param mesh1 - mesh containing elements on the first face
+ * \param face2 - the second face
+ * \param mesh2 - mesh containing elements on the second face
+ * \param assocMap - map associating sub-shapes of the faces
+ * \param node1To2Map - map containing found matching nodes
+ * \retval bool - is a success
+ */
//================================================================================
bool StdMeshers_ProjectionUtils::
{
SMESHDS_Mesh* meshDS1 = mesh1->GetMeshDS();
SMESHDS_Mesh* meshDS2 = mesh2->GetMeshDS();
-
+
SMESH_MesherHelper helper1( *mesh1 );
SMESH_MesherHelper helper2( *mesh2 );
TIDSortedElemSet inSet, notInSet;
const SMDS_MeshElement* f1 =
- SMESH_MeshEditor::FindFaceInSet( vNode, eNode, inSet, notInSet );
+ SMESH_MeshAlgos::FindFaceInSet( vNode, eNode, inSet, notInSet );
if ( !f1 ) RETURN_BAD_RESULT("The first face on seam not found");
notInSet.insert( f1 );
const SMDS_MeshElement* f2 =
- SMESH_MeshEditor::FindFaceInSet( vNode, eNode, inSet, notInSet );
+ SMESH_MeshAlgos::FindFaceInSet( vNode, eNode, inSet, notInSet );
if ( !f2 ) RETURN_BAD_RESULT("The second face on seam not found");
// select a face with less UV of vNode
for ( int i = 0; i < nbNodes; ++i ) {
const SMDS_MeshNode* n1 = faceToKeep->GetNode( i );
const SMDS_MeshNode* n2 = faceToKeep->GetNode(( i+1 ) % nbNodes );
- f1 = SMESH_MeshEditor::FindFaceInSet( n1, n2, inSet, notInSet );
+ f1 = SMESH_MeshAlgos::FindFaceInSet( n1, n2, inSet, notInSet );
if ( f1 )
elems.insert( f1 );
}
node1To2Map.insert( make_pair( vNode1, vNode2 ));
}
-// don't know why this condition is usually true :(
-// if ( node1To2Map.size() * quadFactor < SM1->NbNodes() )
-// MESSAGE("FindMatchingNodes() found too few node pairs starting from nodes ("
-// << vNode1->GetID() << " - " << eNode1[0]->GetID() << ") ("
-// << vNode2->GetID() << " - " << eNode2[0]->GetID() << "):"
-// << node1To2Map.size() * quadFactor << " < " << SM1->NbNodes());
-
+ // don't know why this condition is usually true :(
+ // if ( node1To2Map.size() * quadFactor < SM1->NbNodes() )
+ // MESSAGE("FindMatchingNodes() found too few node pairs starting from nodes ("
+ // << vNode1->GetID() << " - " << eNode1[0]->GetID() << ") ("
+ // << vNode2->GetID() << " - " << eNode2[0]->GetID() << "):"
+ // << node1To2Map.size() * quadFactor << " < " << SM1->NbNodes());
+
return true;
}
//================================================================================
- /*!
- * \brief Return any sub-shape of a face belonging to the outer wire
- * \param face - the face
- * \param type - type of sub-shape to return
- * \retval TopoDS_Shape - the found sub-shape
- */
+/*
+ * Return any sub-shape of a face belonging to the outer wire
+ * \param face - the face
+ * \param type - type of sub-shape to return
+ * \retval TopoDS_Shape - the found sub-shape
+ */
//================================================================================
TopoDS_Shape StdMeshers_ProjectionUtils::OuterShape( const TopoDS_Face& face,
}
//================================================================================
- /*!
- * \brief Check that submesh is computed and try to compute it if is not
- * \param sm - submesh to compute
- * \param iterationNb - int used to stop infinite recursive call
- * \retval bool - true if computed
- */
+/*
+ * Check that sub-mesh is computed and try to compute it if is not
+ * \param sm - sub-mesh to compute
+ * \param iterationNb - int used to stop infinite recursive call
+ * \retval bool - true if computed
+ */
//================================================================================
bool StdMeshers_ProjectionUtils::MakeComputed(SMESH_subMesh * sm, const int iterationNb)
if ( sm->IsMeshComputed() )
return true;
- SMESH_Mesh* mesh = sm->GetFather();
- SMESH_Gen* gen = mesh->GetGen();
- SMESH_Algo* algo = sm->GetAlgo();
+ SMESH_Mesh* mesh = sm->GetFather();
+ SMESH_Gen* gen = mesh->GetGen();
+ SMESH_Algo* algo = sm->GetAlgo();
+ TopoDS_Shape shape = sm->GetSubShape();
if ( !algo )
{
- if ( sm->GetSubShape().ShapeType() != TopAbs_COMPOUND )
- RETURN_BAD_RESULT("No algo assigned to submesh " << sm->GetId());
- // group
- bool computed = true;
- for ( TopoDS_Iterator grMember( sm->GetSubShape() ); grMember.More(); grMember.Next())
- if ( SMESH_subMesh* grSub = mesh->GetSubMesh( grMember.Value() ))
- if ( !MakeComputed( grSub, iterationNb + 1 ))
- computed = false;
- return computed;
+ if ( shape.ShapeType() != TopAbs_COMPOUND )
+ {
+ // No algo assigned to a non-compound sub-mesh.
+ // Try to find an all-dimensional algo of an upper dimension
+ int dim = gen->GetShapeDim( shape );
+ for ( ++dim; ( dim <= 3 && !algo ); ++dim )
+ {
+ SMESH_HypoFilter hypoFilter( SMESH_HypoFilter::IsAlgo() );
+ hypoFilter.And( SMESH_HypoFilter::HasDim( dim ));
+ list <const SMESHDS_Hypothesis * > hyps;
+ list< TopoDS_Shape > assignedTo;
+ int nbAlgos =
+ mesh->GetHypotheses( shape, hypoFilter, hyps, true, &assignedTo );
+ if ( nbAlgos > 1 ) // concurrent algos
+ {
+ list<SMESH_subMesh*> smList; // where an algo is assigned
+ list< TopoDS_Shape >::iterator shapeIt = assignedTo.begin();
+ for ( ; shapeIt != assignedTo.end(); ++shapeIt )
+ smList.push_back( mesh->GetSubMesh( *shapeIt ));
+
+ mesh->SortByMeshOrder( smList );
+ algo = smList.front()->GetAlgo();
+ shape = smList.front()->GetSubShape();
+ }
+ else if ( nbAlgos == 1 )
+ {
+ algo = (SMESH_Algo*) hyps.front();
+ shape = assignedTo.front();
+ }
+ }
+ if ( !algo )
+ return false;
+ }
+ else
+ {
+ // group
+ bool computed = true;
+ for ( TopoDS_Iterator grMember( shape ); grMember.More(); grMember.Next())
+ if ( SMESH_subMesh* grSub = mesh->GetSubMesh( grMember.Value() ))
+ if ( !MakeComputed( grSub, iterationNb + 1 ))
+ computed = false;
+ return computed;
+ }
}
string algoType = algo->GetName();
if ( algoType.substr(0, 11) != "Projection_")
- return gen->Compute( *mesh, sm->GetSubShape() );
+ return gen->Compute( *mesh, shape, /*shapeOnly=*/true );
// try to compute source mesh
const list <const SMESHDS_Hypothesis *> & hyps =
- algo->GetUsedHypothesis( *mesh, sm->GetSubShape() );
+ algo->GetUsedHypothesis( *mesh, shape );
TopoDS_Shape srcShape;
SMESH_Mesh* srcMesh = 0;
}
}
if ( srcShape.IsNull() ) // no projection source defined
- return gen->Compute( *mesh, sm->GetSubShape() );
+ return gen->Compute( *mesh, shape, /*shapeOnly=*/true );
- if ( srcShape.IsSame( sm->GetSubShape() ))
+ if ( srcShape.IsSame( shape ))
RETURN_BAD_RESULT("Projection from self");
if ( !srcMesh )
srcMesh = mesh;
if ( MakeComputed( srcMesh->GetSubMesh( srcShape ), iterationNb + 1 ) &&
- gen->Compute( *mesh, sm->GetSubShape() ))
+ gen->Compute( *mesh, shape, /*shapeOnly=*/true ))
return sm->IsMeshComputed();
return false;
}
+
+//================================================================================
+/*
+ * Returns an error message to show in case if MakeComputed( sm ) fails.
+ */
+//================================================================================
+
+std::string StdMeshers_ProjectionUtils::SourceNotComputedError( SMESH_subMesh * sm,
+ SMESH_Algo* projAlgo )
+{
+ const char usualMessage [] = "Source mesh not computed";
+ if ( !projAlgo )
+ return usualMessage;
+ if ( !sm || sm->GetAlgoState() != SMESH_subMesh::NO_ALGO )
+ return usualMessage; // algo is OK, anything else is KO.
+
+ // Try to find a type of all-dimentional algorithm that would compute the
+ // given sub-mesh if it could be launched before projection
+ const TopoDS_Shape shape = sm->GetSubShape();
+ const int shapeDim = SMESH_Gen::GetShapeDim( shape );
+
+ for ( int dimIncrement = 1; shapeDim + dimIncrement < 4; ++dimIncrement )
+ {
+ SMESH_HypoFilter filter( SMESH_HypoFilter::IsAlgo() );
+ filter.And( filter.HasDim( shapeDim + dimIncrement ));
+
+ SMESH_Algo* algo = (SMESH_Algo*) sm->GetFather()->GetHypothesis( shape, filter, true );
+ if ( algo && !algo->NeedDiscreteBoundary() )
+ return SMESH_Comment("\"")
+ << algo->GetFeatures()._label << "\""
+ << " can't be used to compute the source mesh for \""
+ << projAlgo->GetFeatures()._label << "\" in this case";
+ }
+ return usualMessage;
+}
+
//================================================================================
-/*!
- * \brief Return a boundary EDGE (or all boundary EDGEs) of edgeContainer
+/*
+ * Return a boundary EDGE (or all boundary EDGEs) of edgeContainer
*/
//================================================================================
}
//================================================================================
-/*!
- * \brief Set event listeners to submesh with projection algo
- * \param subMesh - submesh with projection algo
- * \param srcShape - source shape
- * \param srcMesh - source mesh
+/*
+ * Set event listeners to submesh with projection algo
+ * \param subMesh - submesh with projection algo
+ * \param srcShape - source shape
+ * \param srcMesh - source mesh
*/
//================================================================================