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0026387: BRepPrimAPI_MakePrism crash when extruding Paraboloid face.

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Test-cases for issue #26387
This commit is contained in:
ifv 2015-07-20 14:07:11 +03:00 committed by bugmaster
parent 3eb3fdd8e6
commit 679d4fa8ca
2 changed files with 48 additions and 14 deletions
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33
src/BRepSweep/BRepSweep_Translation.cxx
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@ -153,15 +153,27 @@ TopoDS_Shape BRepSweep_Translation::MakeEmptyGeneratingEdge
//Call only in case of construction with copy. //Call only in case of construction with copy.
Standard_ConstructionError_Raise_if Standard_ConstructionError_Raise_if
(!myCopy,"BRepSweep_Translation::MakeEmptyVertex"); (!myCopy,"BRepSweep_Translation::MakeEmptyVertex");
TopoDS_Edge newE;
if(BRep_Tool::Degenerated(TopoDS::Edge(aGenE)))
{
myBuilder.Builder().MakeEdge(newE);
myBuilder.Builder().UpdateEdge(newE, BRep_Tool::Tolerance(TopoDS::Edge(aGenE)));
myBuilder.Builder().Degenerated(newE, Standard_True);
}
else
{
TopLoc_Location L; TopLoc_Location L;
Standard_Real First,Last; Standard_Real First,Last;
Handle(Geom_Curve) C = BRep_Tool::Curve(TopoDS::Edge(aGenE),L,First,Last); Handle(Geom_Curve) C = BRep_Tool::Curve(TopoDS::Edge(aGenE),L,First,Last);
if(!C.IsNull())
{
C = Handle(Geom_Curve)::DownCast(C->Copy()); C = Handle(Geom_Curve)::DownCast(C->Copy());
C->Transform(L.Transformation()); C->Transform(L.Transformation());
if (aDirV.Index() == 2) C->Transform(myLocation.Transformation()); if (aDirV.Index() == 2) C->Transform(myLocation.Transformation());
TopoDS_Edge newE; }
myBuilder.Builder().MakeEdge myBuilder.Builder().MakeEdge
(newE,C,BRep_Tool::Tolerance(TopoDS::Edge(aGenE))); (newE,C,BRep_Tool::Tolerance(TopoDS::Edge(aGenE)));
}
return newE; return newE;
} }
@ -301,13 +313,24 @@ void BRepSweep_Translation::SetPCurve
{ {
//Set on edges of cap faces the same pcurves as //Set on edges of cap faces the same pcurves as
//edges of the generating face. //edges of the generating face.
Standard_Boolean isclosed = BRep_Tool::IsClosed(TopoDS::Edge(aGenE), TopoDS::Face(aGenF));
if(isclosed)
{
Standard_Real First, Last; Standard_Real First, Last;
myBuilder.Builder().UpdateEdge TopoDS_Edge anE = TopoDS::Edge(aGenE.Oriented(TopAbs_FORWARD));
(TopoDS::Edge(aNewEdge), Handle(Geom2d_Curve) aC1 = BRep_Tool::CurveOnSurface(anE, TopoDS::Face(aGenF), First, Last);
BRep_Tool::CurveOnSurface anE.Reverse();
(TopoDS::Edge(aGenE),TopoDS::Face(aGenF),First,Last), Handle(Geom2d_Curve) aC2 = BRep_Tool::CurveOnSurface(anE, TopoDS::Face(aGenF), First, Last);
myBuilder.Builder().UpdateEdge(TopoDS::Edge(aNewEdge), aC1, aC2, TopoDS::Face(aNewFace),Precision::PConfusion());
}
else
{
Standard_Real First,Last;
myBuilder.Builder().UpdateEdge(TopoDS::Edge(aNewEdge),
BRep_Tool::CurveOnSurface(TopoDS::Edge(aGenE),TopoDS::Face(aGenF),First,Last),
TopoDS::Face(aNewFace),Precision::PConfusion()); TopoDS::Face(aNewFace),Precision::PConfusion());
} }
}
//======================================================================= //=======================================================================

11
tests/bugs/modalg_6/bug26387 Normal file
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@ -0,0 +1,11 @@
puts "========"
puts "OCC26387"
puts "========"
puts ""
##############################################################
# BRepPrimAPI_MakePrism crash when extruding Paraboloid face
##############################################################
restore [locate_data_file OCC26387-Paraboloid.brep] p
prism r p 0 0 5 c
checkshape r