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0025858: Incorrect result of open offset on single edge based on BSpline curve

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Test cases for issue CR25858
This commit is contained in:
jgv
2015-03-05 14:59:21 +03:00
committed by bugmaster
parent 9bf3177ff6
commit ef237d732d
3 changed files with 81 additions and 4 deletions
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10
src/BRepFill/BRepFill_OffsetWire.cxx
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@@ -233,7 +233,6 @@ static Standard_Boolean KPartCircle
BRepFill_IndexedDataMapOfOrientedShapeListOfShape& myMap,
Standard_Boolean& myIsDone)
{
// The only contour which is a closed circle
TopExp_Explorer exp(mySpine,TopAbs_EDGE);
Standard_Integer NbEdges = 0;
TopoDS_Edge E;
@@ -263,13 +262,15 @@ static Standard_Boolean KPartCircle
Handle(Geom2d_Curve) OC;
if (AHC->GetType() == GeomAbs_Line)
{
if (E.Orientation() == TopAbs_REVERSED) anOffset *= -1;
if (E.Orientation() == TopAbs_REVERSED)
anOffset *= -1;
Adaptor3d_OffsetCurve Off(AHC,anOffset);
OC = new Geom2d_Line(Off.Line());
}
else if (AHC->GetType() == GeomAbs_Circle)
{
if (E.Orientation() == TopAbs_FORWARD) anOffset *= -1;
if (E.Orientation() == TopAbs_FORWARD)
anOffset *= -1;
gp_Circ2d theCirc = AHC->Circle();
if (anOffset > 0. || Abs(anOffset) < theCirc.Radius())
OC = new Geom2d_Circle (theCirc.Position(), theCirc.Radius() + anOffset);
@@ -281,7 +282,8 @@ static Standard_Boolean KPartCircle
}
else
{
if (E.Orientation() == TopAbs_REVERSED) anOffset *= -1;
if (E.Orientation() == TopAbs_FORWARD)
anOffset *= -1;
Handle(Geom2d_TrimmedCurve) G2dT = new Geom2d_TrimmedCurve(aPCurve, f, l);
OC = new Geom2d_OffsetCurve( G2dT, anOffset);
}