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0022459: The ImportExport sample crash

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This commit is contained in:
ama
2012-03-06 12:10:31 +04:00
committed by bugmaster
parent a01039b9fd
commit 42e4630ca7
14 changed files with 124 additions and 61 deletions
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17
src/StepToTopoDS/StepToTopoDS_Builder.cxx
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@@ -52,6 +52,7 @@
#include <TopoDS_Edge.hxx>
#include <TopoDS_Solid.hxx>
#include <TopoDS_Compound.hxx>
#include <TopExp_Explorer.hxx>
#include <ShapeFix_ShapeTolerance.hxx>
#include <StepShape_ConnectedEdgeSet.hxx>
@@ -736,7 +737,21 @@ void StepToTopoDS_Builder::Init
TrCC.SetPrecision(preci);
TrCC.SetMaxTol(maxtol);
TrCC.Init( CC, TP );
if ( TrCC.IsDone() ) res = TrCC.Value();
if ( TrCC.IsDone() )
{
if (TrCC.IsInfiniteSegment())
{
BRep_Builder aB;
TopoDS_Compound aComp;
aB.MakeCompound(aComp);
TopExp_Explorer anExp;
for (anExp.Init (TrCC.Value(), TopAbs_EDGE); anExp.More(); anExp.Next())
aB.Add (aComp, anExp.Current());
res = aComp;
}
else
res = TrCC.Value();
}
}
else { // try other curves
Handle(Geom_Curve) aGeomCrv;

5
src/StepToTopoDS/StepToTopoDS_TranslateCompositeCurve.cdl
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@@ -57,8 +57,13 @@ is
---Purpose: Returns result of last translation or null wire if failed.
---C++: return const &
IsInfiniteSegment (me) returns Boolean;
---Purpose: Returns True if composite_curve contains a segment with infinite parameters.
---C++: inline
fields
myWire: Wire from TopoDS;
myInfiniteSegment: Boolean;
end TranslateCompositeCurve;

21
src/StepToTopoDS/StepToTopoDS_TranslateCompositeCurve.cxx
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@@ -87,6 +87,7 @@ Standard_Boolean StepToTopoDS_TranslateCompositeCurve::Init (const Handle(StepGe
const Handle(Geom_Surface) &Surf)
{
myWire.Nullify();
myInfiniteSegment = Standard_False;
if ( CC.IsNull() ) return Standard_False;
Standard_Boolean SurfMode = ( ! S.IsNull() && ! Surf.IsNull() );
@@ -167,7 +168,15 @@ Standard_Boolean StepToTopoDS_TranslateCompositeCurve::Init (const Handle(StepGe
Handle(Geom_Curve) c3d;
if (StepToGeom_MakeCurve::Convert(crv,c3d)) {
BRepBuilderAPI_MakeEdge MkEdge ( c3d, c3d->FirstParameter(), c3d->LastParameter() );
if ( MkEdge.IsDone() ) edge = MkEdge.Edge();
if (MkEdge.IsDone())
{
if (Precision::IsNegativeInfinite (c3d->FirstParameter()) || Precision::IsPositiveInfinite (c3d->LastParameter()))
{
myInfiniteSegment = Standard_True;
TP->AddWarning (CC, "Segment with infinite parameters");
}
edge = MkEdge.Edge();
}
}
}
catch(Standard_Failure) {
@@ -187,7 +196,15 @@ Standard_Boolean StepToTopoDS_TranslateCompositeCurve::Init (const Handle(StepGe
if ( ! c2d.IsNull() ) {
if ( edge.IsNull() ) {
BRepBuilderAPI_MakeEdge MkEdge ( c2d, Surf, c2d->FirstParameter(), c2d->LastParameter() );
if ( MkEdge.IsDone() ) edge = MkEdge.Edge();
if (MkEdge.IsDone())
{
if (Precision::IsNegativeInfinite (c2d->FirstParameter()) || Precision::IsPositiveInfinite (c2d->LastParameter()))
{
myInfiniteSegment = Standard_True;
TP->AddWarning (CC, "Segment with infinite parameters");
}
edge = MkEdge.Edge();
}
}
else {
BRep_Builder B;

16
src/StepToTopoDS/StepToTopoDS_TranslateCompositeCurve.lxx Normal file
View File

@@ -0,0 +1,16 @@
// File: StepToTopoDS_TranslateCompositeCurve.lxx
// Created: Jan 16 12:08:12 2012
// Author: ANNA MASALSKAYA
// Copyright: Open CASCADE SAS 2012
#include <StepToTopoDS_TranslateCompositeCurve.hxx>
//=======================================================================
//function : IsInfiniteSegment
//purpose :
//=======================================================================
inline Standard_Boolean StepToTopoDS_TranslateCompositeCurve::IsInfiniteSegment() const
{
return myInfiniteSegment;
}