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IDProjectCategoryView StatusDate SubmittedLast Update
0031147Community[OCCT] OCCT:Modeling Algorithmspublic2019-11-10 18:262019-11-10 18:27
ReporterVico Liang 
Assigned Tomsv 
PrioritynormalSeverityminor 
StatusnewResolutionopen 
PlatformOSOS Version
Product Version[OCCT] 7.4.0 
Target Version[OCCT] 7.5.0*Fixed in Version 
Summary0031147: BRepOffsetAPI_MakePipeShell null access
Description    TopoDS_Wire aSpine = ... ;//"pipeShell-fail.brep"
    TopoDS_Wire aWire = ... ;//"pipeShell-fail.brep"

    BRepOffsetAPI_MakePipeShell aMakePipe(aSpine);
    aMakePipe.Add(aWire, Standard_False, Standard_False);

    aMakePipe.SetTransitionMode(BRepBuilderAPI_RoundCorner);
    aMakePipe.SetDiscreteMode();
    aMakePipe.SetTolerance();
    aMakePipe.Build();

// Null access occurs as below function stacktrace:
TKBool.dll!BRepFill_PipeShell::BuildHistory(const BRepFill_Sweep & theSweep) Line 1443 C++
     TKBool.dll!BRepFill_PipeShell::Build() Line 795 C++
     TKOffset.dll!BRepOffsetAPI_MakePipeShell::Build() Line 259 C++





TagsNo tags attached.
Test case number
Attached Files? file icon pipeshell-fail.brep (9,084 bytes) 2019-11-10 18:26
png file icon pipeshell-fail.png (40,653 bytes) 2019-11-10 18:26
png file icon pipeshell-fail-shape.png (14,630 bytes) 2019-11-10 18:27

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- Issue History
Date Modified Username Field Change
2019-11-10 18:26 Vico Liang New Issue
2019-11-10 18:26 Vico Liang Assigned To => msv
2019-11-10 18:26 Vico Liang File Added: pipeshell-fail.brep
2019-11-10 18:26 Vico Liang File Added: pipeshell-fail.png
2019-11-10 18:27 Vico Liang File Added: pipeshell-fail-shape.png


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