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SENR-22-081 "BRepOffsetAPI_MakeFilling throws an exception building a face (720)

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Adaptation patches from #0023380, #0031464 and #0031558 for 7.2.0
This commit is contained in:
ifv 2021-11-02 09:13:22 +03:00
parent 6bcae8fe89
commit cbb07358e0
1 changed files with 100 additions and 36 deletions
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136
src/BRepFill/BRepFill_Filling.cxx
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@ -31,6 +31,7 @@
#include <BRepFill_FaceAndOrder.hxx> #include <BRepFill_FaceAndOrder.hxx>
#include <BRepFill_Filling.hxx> #include <BRepFill_Filling.hxx>
#include <BRepLib.hxx> #include <BRepLib.hxx>
#include <BRepLib_MakeVertex.hxx>
#include <BRepLib_MakeEdge.hxx> #include <BRepLib_MakeEdge.hxx>
#include <BRepLib_MakeEdge2d.hxx> #include <BRepLib_MakeEdge2d.hxx>
#include <BRepLib_MakeFace.hxx> #include <BRepLib_MakeFace.hxx>
@ -73,49 +74,68 @@ static gp_Vec MakeFinVec( const TopoDS_Wire aWire, const TopoDS_Vertex aVertex )
TopoDS_Vertex Vfirst, Vlast, Origin; TopoDS_Vertex Vfirst, Vlast, Origin;
BRepTools_WireExplorer Explo( aWire ); BRepTools_WireExplorer Explo( aWire );
for (; Explo.More(); Explo.Next()) for (; Explo.More(); Explo.Next())
{
TopExp::Vertices(Explo.Current(), Vfirst, Vlast);
if (Vfirst.IsSame(aVertex))
{ {
TopExp::Vertices( Explo.Current(), Vfirst, Vlast ); Origin = Vlast;
if (Vfirst.IsSame( aVertex )) break;
{
Origin = Vlast;
break;
}
if (Vlast.IsSame( aVertex ))
{
Origin = Vfirst;
break;
}
} }
if (Vlast.IsSame(aVertex))
{
Origin = Vfirst;
break;
}
}
return gp_Vec( BRep_Tool::Pnt( Origin ), BRep_Tool::Pnt( aVertex ) ); return gp_Vec( BRep_Tool::Pnt( Origin ), BRep_Tool::Pnt( aVertex ) );
} }
static TopoDS_Wire WireFromList(TopTools_ListOfShape& Edges) static TopoDS_Wire WireFromList(TopTools_ListOfShape& Edges)
{ {
BRepLib_MakeWire MW; BRep_Builder BB;
TopoDS_Wire aWire;
BB.MakeWire(aWire);
TopoDS_Edge anEdge = TopoDS::Edge(Edges.First()); TopoDS_Edge anEdge = TopoDS::Edge(Edges.First());
MW.Add(anEdge); BB.Add(aWire, anEdge);
Edges.RemoveFirst(); Edges.RemoveFirst();
TopoDS_Vertex V1, V2;
TopExp::Vertices(anEdge, V1, V2, Standard_True); //with orientation
while (!Edges.IsEmpty()) while (!Edges.IsEmpty())
{ {
TopoDS_Wire CurWire = MW.Wire();
TopoDS_Vertex V1, V2;
TopExp::Vertices(CurWire, V1, V2);
TopTools_ListIteratorOfListOfShape itl(Edges); TopTools_ListIteratorOfListOfShape itl(Edges);
for (; itl.More(); itl.Next()) for (; itl.More(); itl.Next())
{ {
anEdge = TopoDS::Edge(itl.Value()); anEdge = TopoDS::Edge(itl.Value());
TopoDS_Vertex V3, V4; TopoDS_Vertex V3, V4;
TopExp::Vertices(anEdge, V3, V4); TopExp::Vertices(anEdge, V3, V4, Standard_True); //with orientation
if (V1.IsSame(V3) || V1.IsSame(V4) || if (V1.IsSame(V3) || V1.IsSame(V4) ||
V2.IsSame(V3) || V2.IsSame(V4)) V2.IsSame(V3) || V2.IsSame(V4))
{
if (V1.IsSame(V3))
{
anEdge.Reverse();
V1 = V4;
}
else if (V1.IsSame(V4))
V1 = V3;
else if (V2.IsSame(V3))
V2 = V4;
else
{
anEdge.Reverse();
V2 = V3;
}
break; break;
}
} }
MW.Add(anEdge); BB.Add(aWire, anEdge);
Edges.Remove(itl); Edges.Remove(itl);
} }
return (MW.Wire()); aWire.Closed(Standard_True);
return aWire;
} }
//======================================================================= //=======================================================================
@ -215,8 +235,6 @@ Standard_Integer BRepFill_Filling::Add( const TopoDS_Edge& anEdge,
if (IsBound) if (IsBound)
{ {
myBoundary.Append( EdgeFaceAndOrder ); myBoundary.Append( EdgeFaceAndOrder );
TopTools_ListOfShape EmptyList;
myOldNewMap.Bind(anEdge, EmptyList);
return myBoundary.Length(); return myBoundary.Length();
} }
else else
@ -239,8 +257,6 @@ Standard_Integer BRepFill_Filling::Add( const TopoDS_Edge& anEdge,
if (IsBound) if (IsBound)
{ {
myBoundary.Append( EdgeFaceAndOrder ); myBoundary.Append( EdgeFaceAndOrder );
TopTools_ListOfShape EmptyList;
myOldNewMap.Bind(anEdge, EmptyList);
return myBoundary.Length(); return myBoundary.Length();
} }
else else
@ -441,8 +457,10 @@ void BRepFill_Filling::BuildWires( TopTools_ListOfShape& EdgeList, TopTools_List
aDist < BRep_Tool::Tolerance(V_edge[j])) aDist < BRep_Tool::Tolerance(V_edge[j]))
{ {
MW.Add(CurEdge); MW.Add(CurEdge);
myOldNewMap(CurEdge).Append(MW.Edge()); TopoDS_Edge NewEdge = MW.Edge();
EdgeList.Remove(Itl); TopTools_ListOfShape anLOS;
anLOS.Append(NewEdge.Oriented(TopAbs_FORWARD));
myOldNewMap.Bind(CurEdge.Oriented(TopAbs_FORWARD), anLOS); EdgeList.Remove(Itl);
found = Standard_True; found = Standard_True;
break; break;
} }
@ -685,25 +703,71 @@ void BRepFill_Filling::Build()
{ {
const TopoDS_Edge& InitEdge = myBoundary(i).myEdge; const TopoDS_Edge& InitEdge = myBoundary(i).myEdge;
TopoDS_Edge anEdge = InitEdge; TopoDS_Edge anEdge = InitEdge;
if (!myOldNewMap(anEdge).IsEmpty()) anEdge.Orientation(TopAbs_FORWARD);
anEdge = TopoDS::Edge( myOldNewMap(anEdge).First() ); if (myOldNewMap.IsBound(anEdge))
{
const TopTools_ListOfShape& anLOS = myOldNewMap(anEdge);
anEdge = TopoDS::Edge(anLOS.First());
}
Handle(Geom2d_Curve) aCurveOnPlate = CurvesOnPlate->Value(i); Handle(Geom2d_Curve) aCurveOnPlate = CurvesOnPlate->Value(i);
TopoDS_Edge NewEdge = TopoDS::Edge(anEdge.EmptyCopied()); TopoDS_Edge NewEdge = TopoDS::Edge(anEdge.EmptyCopied());
TopoDS_Vertex V1, V2; TopoDS_Vertex V1, V2, NewV1, NewV2;
TopExp::Vertices(anEdge, V1, V2, Standard_True); //with orientation TopExp::Vertices(anEdge, V1, V2);
BB.UpdateVertex(V1, dmax);
BB.UpdateVertex(V2, dmax); if (myOldNewMap.IsBound(V1))
BB.Add(NewEdge, V1); {
BB.Add(NewEdge, V2); const TopTools_ListOfShape& anLOS = myOldNewMap(V1);
NewV1 = TopoDS::Vertex(anLOS.First());
}
else
{
gp_Pnt aPnt = BRep_Tool::Pnt(V1);
NewV1 = BRepLib_MakeVertex(aPnt);
BB.UpdateVertex(NewV1, dmax);
TopTools_ListOfShape anLOS;
anLOS.Append(NewV1);
myOldNewMap.Bind(V1.Oriented(TopAbs_FORWARD), anLOS);
}
if (myOldNewMap.IsBound(V2))
{
const TopTools_ListOfShape& anLOS = myOldNewMap(V2);
NewV2 = TopoDS::Vertex(anLOS.First());
}
else
{
gp_Pnt aPnt = BRep_Tool::Pnt(V2);
NewV2 = BRepLib_MakeVertex(aPnt);
BB.UpdateVertex(NewV2, dmax);
TopTools_ListOfShape anLOS;
anLOS.Append(NewV2);
myOldNewMap.Bind(V2.Oriented(TopAbs_FORWARD), anLOS);
}
NewV1.Orientation(TopAbs_FORWARD);
BB.Add(NewEdge, NewV1);
NewV2.Orientation(TopAbs_REVERSED);
BB.Add(NewEdge, NewV2);
TopLoc_Location Loc; TopLoc_Location Loc;
BB.UpdateEdge(NewEdge, aCurveOnPlate, Surface, Loc, dmax); BB.UpdateEdge(NewEdge, aCurveOnPlate, Surface, Loc, dmax);
//BRepLib::SameRange(NewEdge); //BRepLib::SameRange(NewEdge);
BRepLib::SameParameter(NewEdge, dmax, Standard_True); BRepLib::SameParameter(NewEdge, dmax, Standard_True);
FinalEdges.Append(NewEdge); FinalEdges.Append(NewEdge);
myOldNewMap(InitEdge).Clear(); TopTools_ListOfShape anLOS1;
myOldNewMap(InitEdge).Append(NewEdge); anLOS1.Append(NewEdge.Oriented(TopAbs_FORWARD));
myOldNewMap.Bind(InitEdge.Oriented(TopAbs_FORWARD), anLOS1);
TopTools_ListOfShape anLOS2;
anLOS2.Append(NewV1.Oriented(TopAbs_FORWARD));
myOldNewMap.Bind(V1.Oriented(TopAbs_FORWARD), anLOS2);
if (!V1.IsSame(V2))
{
TopTools_ListOfShape anLOS;
anLOS.Append(NewV2.Oriented(TopAbs_FORWARD));
myOldNewMap.Bind(V2.Oriented(TopAbs_FORWARD), anLOS);
}
} }
TopoDS_Wire FinalWire = WireFromList(FinalEdges); TopoDS_Wire FinalWire = WireFromList(FinalEdges);