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Non-regression test bugs/K2
Improve seaching an initial VERTEX association by VERTEX closeness
static TopoDS_Edge GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
const SMESH_Mesh& mesh,
+ std::list< TopoDS_Edge >* allBndEdges = 0 );
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@ -66,6 +66,7 @@
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#include <gp_Vec.hxx>
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#include <numeric>
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#include <limits>
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using namespace std;
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@ -307,7 +308,7 @@ namespace {
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if ( gr1It.Value().ShapeType() == TopAbs_FACE )
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{
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// find a boundary edge of group1 to start from
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TopoDS_Shape bndEdge = StdMeshers_ProjectionUtils::GetBoundaryEdge( theGroup1, theMesh );
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TopoDS_Shape bndEdge = HERE::GetBoundaryEdge( theGroup1, theMesh );
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if ( bndEdge.IsNull() )
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return false;
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@ -377,40 +378,41 @@ namespace {
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*/
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//================================================================================
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TopoDS_Shape getOuterEdge( const TopoDS_Shape theShape1, SMESH_Mesh& mesh )
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bool getOuterEdges( const TopoDS_Shape shape,
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SMESH_Mesh& mesh,
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std::list< TopoDS_Edge >& allBndEdges )
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{
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TopoDS_Shape edge;
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if ( theShape1.ShapeType() == TopAbs_COMPOUND )
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if ( shape.ShapeType() == TopAbs_COMPOUND )
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{
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TopoDS_Iterator it( theShape1 );
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if ( it.Value().ShapeType() == TopAbs_FACE ) // group of FACEs
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TopoDS_Iterator it( shape );
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if ( it.More() && it.Value().ShapeType() == TopAbs_FACE ) // group of FACEs
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{
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// look for a boundary EDGE of a group
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edge = StdMeshers_ProjectionUtils::GetBoundaryEdge( theShape1, mesh );
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if ( !edge.IsNull() )
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return edge;
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StdMeshers_ProjectionUtils::GetBoundaryEdge( shape, mesh, &allBndEdges );
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if ( !allBndEdges.empty() )
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return true;
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}
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}
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edge = theShape1;
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TopExp_Explorer expF( theShape1, TopAbs_FACE ), expE;
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TopExp_Explorer expF( shape, TopAbs_FACE ), expE;
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if ( expF.More() ) {
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for ( ; expF.More(); expF.Next() ) {
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edge.Nullify();
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TopoDS_Shape wire =
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StdMeshers_ProjectionUtils::OuterShape( TopoDS::Face( expF.Current() ), TopAbs_WIRE );
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for ( expE.Init( wire, TopAbs_EDGE ); edge.IsNull() && expE.More(); expE.Next() )
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for ( expE.Init( wire, TopAbs_EDGE ); expE.More(); expE.Next() )
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if ( !SMESH_MesherHelper::IsClosedEdge( TopoDS::Edge( expE.Current() )))
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edge = expE.Current();
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if ( !edge.IsNull() )
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break;
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allBndEdges.push_back( TopoDS::Edge( expE.Current() ));
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}
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} else if (edge.ShapeType() != TopAbs_EDGE) { // no faces
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edge.Nullify();
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for ( expE.Init( theShape1, TopAbs_EDGE ); edge.IsNull() && expE.More(); expE.Next() )
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if ( !SMESH_MesherHelper::IsClosedEdge( TopoDS::Edge( expE.Current() )))
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edge = expE.Current();
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}
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return edge;
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else if ( shape.ShapeType() != TopAbs_EDGE) { // no faces
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for ( expE.Init( shape, TopAbs_EDGE ); expE.More(); expE.Next() )
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if ( !SMESH_MesherHelper::IsClosedEdge( TopoDS::Edge( expE.Current() )))
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allBndEdges.push_back( TopoDS::Edge( expE.Current() ));
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}
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else if ( shape.ShapeType() == TopAbs_EDGE ) {
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if ( !SMESH_MesherHelper::IsClosedEdge( TopoDS::Edge( shape )))
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allBndEdges.push_back( TopoDS::Edge( shape ));
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}
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return !allBndEdges.empty();
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}
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} // namespace
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@ -1175,29 +1177,62 @@ bool StdMeshers_ProjectionUtils::FindSubShapeAssociation(const TopoDS_Shape& the
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// Find 2 closest vertices
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// get 2 linked vertices of shape 1 not belonging to an inner wire of a face
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TopoDS_Shape edge = getOuterEdge( theShape1, *theMesh1 );
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if ( edge.IsNull() || edge.ShapeType() != TopAbs_EDGE )
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std::list< TopoDS_Edge > allBndEdges1;
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if ( !getOuterEdges( theShape1, *theMesh1, allBndEdges1 ))
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RETURN_BAD_RESULT("Edge not found");
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TopExp::Vertices( TopoDS::Edge( edge.Oriented(TopAbs_FORWARD)), VV1[0], VV1[1]);
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if ( VV1[0].IsSame( VV1[1] ))
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RETURN_BAD_RESULT("Only closed edges");
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// find vertices closest to 2 linked vertices of shape 1
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for ( int i1 = 0; i1 < 2; ++i1 )
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std::list< TopoDS_Edge >::iterator edge1 = allBndEdges1.begin();
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double minDist = std::numeric_limits<double>::max();
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for ( int nbChecked=0; edge1 != allBndEdges1.end() && nbChecked++ < 10; ++edge1 )
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{
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double dist2 = DBL_MAX;
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gp_Pnt p1 = BRep_Tool::Pnt( VV1[ i1 ]);
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p1.Translate( vec01 );
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p1.Scale( gc[1], scale );
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for ( int i2 = 1; i2 <= vMap2.Extent(); ++i2 )
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TopExp::Vertices( TopoDS::Edge( edge1->Oriented(TopAbs_FORWARD)), VV1[0], VV1[1]);
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if ( VV1[0].IsSame( VV1[1] ))
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continue;//RETURN_BAD_RESULT("Only closed edges");
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// find vertices closest to 2 linked vertices of shape 1
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double dist2[2] = { std::numeric_limits<double>::max(),
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std::numeric_limits<double>::max() };
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TopoDS_Vertex edge2VV[2];
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for ( int i1 = 0; i1 < 2; ++i1 )
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{
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TopoDS_Vertex V2 = TopoDS::Vertex( vMap2( i2 ));
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gp_Pnt p2 = BRep_Tool::Pnt ( V2 );
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double d2 = p1.SquareDistance( p2 );
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if ( d2 < dist2 && !V2.IsSame( VV2[ 0 ])) {
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VV2[ i1 ] = V2; dist2 = d2;
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gp_Pnt p1 = BRep_Tool::Pnt( VV1[ i1 ]);
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p1.Scale( gc[0], scale );
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p1.Translate( vec01 );
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if ( !i1 ) {
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// select a closest vertex among all ones in vMap2
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for ( int i2 = 1; i2 <= vMap2.Extent(); ++i2 )
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{
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TopoDS_Vertex V2 = TopoDS::Vertex( vMap2( i2 ));
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gp_Pnt p2 = BRep_Tool::Pnt ( V2 );
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double d2 = p1.SquareDistance( p2 );
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if ( d2 < dist2[ 0 ] && d2 < minDist ) {
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edge2VV[ 0 ] = V2;
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dist2 [ 0 ] = d2;
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}
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}
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}
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else if ( !edge2VV[0].IsNull() ) {
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// select a closest vertex among ends of edges meeteing at edge2VV[0]
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PShapeIteratorPtr edgeIt = SMESH_MesherHelper::GetAncestors( edge2VV[0],
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*theMesh2, TopAbs_EDGE);
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while ( const TopoDS_Shape* edge2 = edgeIt->next() )
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for ( TopoDS_Iterator itV2( *edge2 ); itV2.More(); itV2.Next() )
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{
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if ( itV2.Value().IsSame( edge2VV[ 0 ])) continue;
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TopoDS_Vertex V2 = TopoDS::Vertex( itV2.Value() );
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gp_Pnt p2 = BRep_Tool::Pnt ( V2 );
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double d2 = p1.SquareDistance( p2 );
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if ( d2 < dist2[1] && d2 < minDist ) {
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edge2VV[ 1 ] = V2;
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dist2 [ 1 ] = d2;
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}
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}
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}
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}
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if ( dist2[0] + dist2[1] < minDist ) {
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VV2[0] = edge2VV[0];
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VV2[1] = edge2VV[1];
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minDist = dist2[0] + dist2[1];
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}
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}
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@ -2092,8 +2127,9 @@ int StdMeshers_ProjectionUtils::Count(const TopoDS_Shape& shape,
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*/
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//================================================================================
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TopoDS_Edge StdMeshers_ProjectionUtils::GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
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const SMESH_Mesh& mesh)
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TopoDS_Edge StdMeshers_ProjectionUtils::GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
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const SMESH_Mesh& mesh,
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std::list< TopoDS_Edge >* allBndEdges)
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{
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TopTools_IndexedMapOfShape facesOfEdgeContainer, facesNearEdge;
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TopExp::MapShapes( edgeContainer, TopAbs_FACE, facesOfEdgeContainer );
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@ -2108,8 +2144,12 @@ TopoDS_Edge StdMeshers_ProjectionUtils::GetBoundaryEdge(const TopoDS_Shape& edge
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if ( facesOfEdgeContainer.Contains( *face ))
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if ( facesNearEdge.Add( *face ) && facesNearEdge.Extent() > 1 )
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break;
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if ( facesNearEdge.Extent() == 1 )
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return edge;
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if ( facesNearEdge.Extent() == 1 ) {
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if ( allBndEdges )
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allBndEdges->push_back( edge );
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else
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return edge;
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}
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}
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return TopoDS_Edge();
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@ -220,8 +220,9 @@ class StdMeshers_ProjectionUtils
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/*!
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* \brief Return a boundary EDGE of edgeContainer
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*/
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static TopoDS_Edge GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
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const SMESH_Mesh& mesh);
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static TopoDS_Edge GetBoundaryEdge(const TopoDS_Shape& edgeContainer,
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const SMESH_Mesh& mesh,
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std::list< TopoDS_Edge >* allBndEdges = 0 );
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};
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#endif
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