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0030315: Data Exchange - Crash reading views during STEP import.

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Add NULL check to protect against crash.
This commit is contained in:
ika 2018-10-26 18:04:10 +03:00
parent df1d6870c0
commit 100be67aa4
2 changed files with 13 additions and 0 deletions
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4
src/STEPCAFControl/STEPCAFControl_Reader.cxx
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@ -4117,6 +4117,10 @@ Handle(TCollection_HAsciiString) buildClippingPlanes(const Handle(StepGeom_Geome
if (theClippingCameraModel->IsKind(STANDARD_TYPE(StepVisual_CameraModelD3MultiClipping))) {
Handle(StepVisual_CameraModelD3MultiClipping) aCameraModel =
Handle(StepVisual_CameraModelD3MultiClipping)::DownCast(theClippingCameraModel);
if (aCameraModel->ShapeClipping().IsNull())
return anExpression;
// Root of clipping planes tree
if (aCameraModel->ShapeClipping()->Length() == 1) {
Handle(StepVisual_CameraModelD3MultiClippingUnion) aCameraModelUnion =

9
tests/gdt/view/B7 Normal file
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@ -0,0 +1,9 @@
set filename bug30315.stp
set ref_data {
D_First 0:1:7:1 0 0 0 "ALL" parallel 0 0 1.9593266248700001 0 0 -1 1 -5.5511151231299994e-017 0 0 1000 1000
D_First 0:1:7:2 0 0 0 "CPC Process" parallel 0 0 1.9593266248700001 0 0 -1 1 -5.5511151231299994e-017 0 0 1000 1000
D_First 0:1:7:3 0 0 0 "CPC D\\X2\\00E9\\X0\\tente" parallel 0 0 1.9593266248700001 0 0 -1 1 -5.5511151231299994e-017 0 0 1000 1000
D_First 0:1:7:4 0 0 0 "REF A/B/C" parallel 0 0 1.9593266248700001 0 0 -1 1 -5.5511151231299994e-017 0 0 1000 1000
D_First 0:1:7:5 0 0 0 "CTF A/B/C" parallel 0 0 1.9593266248700001 0 0 -1 1 -5.5511151231299994e-017 0 0 1000 1000
}