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0026588: SIGSEGV in BRepFeat_MakeDPrism::Perform()
Test case for issue CR26588
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bugmaster
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@ -87,10 +87,6 @@ static Standard_Integer SensOfPrism(const Handle(Geom_Curve) C,
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static Handle(Geom_Curve) TestCurve(const TopoDS_Face&);
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static Standard_Boolean ToFuse(const TopoDS_Face& ,
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const TopoDS_Face&);
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//=======================================================================
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//function : Init
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@ -156,7 +152,7 @@ void BRepFeat_MakeDPrism::Init(const TopoDS_Shape& Sbase,
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if (myFuse) cout << " Fuse" << endl;
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if (!myFuse) cout << " Cut" << endl;
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if (!myModify) cout << " Modify = 0" << endl;
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// cout <<" Angle = " << myAngle << endl;
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// cout <<" Angle = " << myAngle << endl;
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}
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#endif
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}
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@ -229,7 +225,7 @@ void BRepFeat_MakeDPrism::Perform(const Standard_Real Height)
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PerfSelectionValid();
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Standard_Real theheight = Height/cos(myAngle);
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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LocOpe_DPrism theDPrism(myPbase,theheight,myAngle);
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TopoDS_Shape VraiDPrism = theDPrism.Shape();
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@ -248,37 +244,7 @@ void BRepFeat_MakeDPrism::Perform(const Standard_Real Height)
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return;
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}
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TopoDS_Face FFace;
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Standard_Boolean found = Standard_False;
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if(!mySkface.IsNull() || !mySlface.IsEmpty()) {
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if(myLShape.ShapeType() == TopAbs_WIRE) {
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TopExp_Explorer ex1(VraiDPrism, TopAbs_FACE);
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for(; ex1.More(); ex1.Next()) {
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TopExp_Explorer ex2(ex1.Current(), TopAbs_WIRE);
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for(; ex2.More(); ex2.Next()) {
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if(ex2.Current().IsSame(myLShape)) {
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FFace = TopoDS::Face(ex1.Current());
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found = Standard_True;
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break;
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}
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}
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if(found) break;
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}
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}
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TopExp_Explorer anExp(mySbase, TopAbs_FACE);
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for(; anExp.More(); anExp.Next()) {
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const TopoDS_Face& ff = TopoDS::Face(anExp.Current());
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if(ToFuse(ff, FFace)) {
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TopTools_DataMapOfShapeListOfShape sl;
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break;
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}
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}
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}
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// management of gluing faces
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// management of gluing faces
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GluedFacesValid();
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@ -289,7 +255,7 @@ void BRepFeat_MakeDPrism::Perform(const Standard_Real Height)
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GlobalPerform();
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}
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// if there is no gluing -> call topological operations
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// if there is no gluing -> call topological operations
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if(!myJustGluer) {
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if(myFuse == 1) {
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//modified by NIZNHY-PKV Thu Mar 21 17:32:17 2002 f
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@ -338,7 +304,7 @@ void BRepFeat_MakeDPrism::Perform(const TopoDS_Shape& Until)
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if (!exp.More()) {
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Standard_ConstructionError::Raise();
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}
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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myGluedF.Clear();
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myPerfSelection = BRepFeat_SelectionU;
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@ -398,8 +364,8 @@ void BRepFeat_MakeDPrism::Perform(const TopoDS_Shape& Until)
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else {
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Or = ASI.Point(1,ASI.NbPoints(1)).Orientation();
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}
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// Standard_Real prm = ASI.Point(1,1).Parameter();
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// if(prm < 0) Or = TopAbs::Reverse(Or);
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// Standard_Real prm = ASI.Point(1,1).Parameter();
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// if(prm < 0) Or = TopAbs::Reverse(Or);
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TopoDS_Face FUntil = ASI.Point(1,1).Face();
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TopoDS_Shape Comp;
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bB.MakeCompound(TopoDS::Compound(Comp));
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@ -483,7 +449,7 @@ void BRepFeat_MakeDPrism::Perform(const TopoDS_Shape& From,
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if (myJustGluer) return;
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}
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}
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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myGluedF.Clear();
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myPerfSelection = BRepFeat_SelectionFU;
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@ -566,8 +532,8 @@ void BRepFeat_MakeDPrism::Perform(const TopoDS_Shape& From,
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else {
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OrU = ASI1.Point(1,ASI1.NbPoints(1)).Orientation();
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}
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// Standard_Real prm = ASI1.Point(1,1).Parameter();
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// if(prm < 0) OrU = TopAbs::Reverse(OrU);
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// Standard_Real prm = ASI1.Point(1,1).Parameter();
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// if(prm < 0) OrU = TopAbs::Reverse(OrU);
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FUntil = ASI1.Point(1,1).Face();
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}
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else {
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@ -577,7 +543,7 @@ void BRepFeat_MakeDPrism::Perform(const TopoDS_Shape& From,
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}
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if (ASI2.IsDone() && ASI2.NbPoints(1) >=1) {
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OrF = ASI2.Point(1,1).Orientation();
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// Standard_Real prm = ASI2.Point(1,1).Parameter();
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// Standard_Real prm = ASI2.Point(1,1).Parameter();
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OrF = TopAbs::Reverse(OrF);
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FFrom = ASI2.Point(1,1).Face();
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}
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@ -659,7 +625,7 @@ void BRepFeat_MakeDPrism::PerformUntilEnd()
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mySFrom.Nullify();
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ShapeFromValid();
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Standard_Real Height = HeightMax(mySbase, mySkface, mySFrom, mySUntil);
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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LocOpe_DPrism theDPrism(myPbase, Height, myAngle);
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TopoDS_Shape VraiDPrism = theDPrism.Shape();
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@ -697,7 +663,7 @@ void BRepFeat_MakeDPrism::PerformFromEnd(const TopoDS_Shape& Until)
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if (!exp.More()) {
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Standard_ConstructionError::Raise();
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}
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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myPerfSelection = BRepFeat_SelectionShU;
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PerfSelectionValid();
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mySFrom.Nullify();
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@ -776,7 +742,7 @@ void BRepFeat_MakeDPrism::PerformFromEnd(const TopoDS_Shape& Until)
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BRepLib_MakeFace fac(S, Precision::Confusion());
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mySFrom = fac.Face();
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Trf = TransformShapeFU(0);
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// FFrom = TopoDS::Face(mySFrom);
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// FFrom = TopoDS::Face(mySFrom);
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}
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TopoDS_Shape Comp;
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@ -856,7 +822,7 @@ void BRepFeat_MakeDPrism::PerformThruAll()
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}
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PerfSelectionValid();
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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myGluedF.Clear();
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GluedFacesValid();
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@ -912,7 +878,7 @@ void BRepFeat_MakeDPrism::PerformUntilHeight(const TopoDS_Shape& Until,
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if (!exp.More()) {
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Standard_ConstructionError::Raise();
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}
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// myPbase.Orientation(TopAbs_FORWARD);
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// myPbase.Orientation(TopAbs_FORWARD);
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myGluedF.Clear();
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myPerfSelection = BRepFeat_NoSelection;
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PerfSelectionValid();
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@ -968,8 +934,8 @@ void BRepFeat_MakeDPrism::PerformUntilHeight(const TopoDS_Shape& Until,
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else {
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Or = ASI.Point(1,ASI.NbPoints(1)).Orientation();
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}
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// Standard_Real prm = ASI.Point(1,1).Parameter();
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// if(prm < 0) Or = TopAbs::Reverse(Or);
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// Standard_Real prm = ASI.Point(1,1).Parameter();
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// if(prm < 0) Or = TopAbs::Reverse(Or);
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TopoDS_Face FUntil = ASI.Point(1,1).Face();
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TopoDS_Shape Comp;
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BRep_Builder B;
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@ -1058,7 +1024,7 @@ void BRepFeat_MakeDPrism::BossEdges (const Standard_Integer signature)
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// Edges Bottom
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if (signature < 0) {
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// Attention check if TgtEdges is important
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// Attention check if TgtEdges is important
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myLatEdges = NewEdges();
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}
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else if (signature > 0) {
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@ -1073,6 +1039,7 @@ void BRepFeat_MakeDPrism::BossEdges (const Standard_Integer signature)
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for (itLS.Initialize(theLastShape);itLS.More();itLS.Next()) {
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const TopoDS_Face& TopFace = TopoDS::Face(itLS.Value());
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if (!FF.IsSame(TopFace)) {
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TopExp_Explorer ExpE;
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for (ExpE.Init(FF,TopAbs_EDGE);ExpE.More() && !Found ;ExpE.Next()) {
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const TopoDS_Edge& E1 = TopoDS::Edge(ExpE.Current());
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TopoDS_Vertex V1,V2;
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@ -1167,18 +1134,18 @@ static Standard_Real HeightMax(const TopoDS_Shape& theSbase, // shape initial
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Standard_Real c[6];
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Box.Get(c[0],c[2],c[4],c[1],c[3],c[5]);
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// Standard_Real parmin=c[0], parmax = c[0];
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// for(Standard_Integer i = 0 ; i < 6; i++) {
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// if(c[i] > parmax) parmax = c[i];
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// if(c[i] < parmin ) parmin = c[i];
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// }
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// Standard_Real Height = abs(2.*(parmax - parmin));
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// return(2.*Height);
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//#ifndef OCCT_DEBUG
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// Standard_Real parmin=c[0], parmax = c[0];
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// for(Standard_Integer i = 0 ; i < 6; i++) {
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// if(c[i] > parmax) parmax = c[i];
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// if(c[i] < parmin ) parmin = c[i];
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// }
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// Standard_Real Height = abs(2.*(parmax - parmin));
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// return(2.*Height);
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//#ifndef OCCT_DEBUG
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Standard_Real par = Max( Max( fabs(c[1] - c[0]), fabs(c[3] - c[2]) ), fabs(c[5] - c[4]) );
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//#else
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// Standard_Real par = Max( Max( abs(c[1] - c[0]), abs(c[3] - c[2]) ), abs(c[5] - c[4]) );
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//#endif
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//#else
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// Standard_Real par = Max( Max( abs(c[1] - c[0]), abs(c[3] - c[2]) ), abs(c[5] - c[4]) );
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//#endif
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#ifdef OCCT_DEBUG
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cout << "Height = > " << par << endl;
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#endif
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@ -1189,7 +1156,7 @@ static Standard_Real HeightMax(const TopoDS_Shape& theSbase, // shape initial
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//=======================================================================
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//=======================================================================
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//function : SensOfPrism
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//purpose : determine the direction of prism generation
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//=======================================================================
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@ -1295,70 +1262,3 @@ static Handle(Geom_Curve) TestCurve(const TopoDS_Face& Base)
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return theLin;
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}
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//=======================================================================
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//function : ToFuse
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//purpose :
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//=======================================================================
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Standard_Boolean ToFuse(const TopoDS_Face& F1,
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const TopoDS_Face& F2)
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{
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if (F1.IsNull() || F2.IsNull()) {
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return Standard_False;
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}
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Handle(Geom_Surface) S1,S2;
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TopLoc_Location loc1, loc2;
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Handle(Standard_Type) typS1,typS2;
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const Standard_Real tollin = Precision::Confusion();
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const Standard_Real tolang = Precision::Angular();
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S1 = BRep_Tool::Surface(F1,loc1);
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S2 = BRep_Tool::Surface(F2,loc2);
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typS1 = S1->DynamicType();
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typS2 = S2->DynamicType();
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if (typS1 == STANDARD_TYPE(Geom_RectangularTrimmedSurface)) {
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S1 = Handle(Geom_RectangularTrimmedSurface)::DownCast (S1)->BasisSurface();
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typS1 = S1->DynamicType();
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}
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if (typS2 == STANDARD_TYPE(Geom_RectangularTrimmedSurface)) {
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S2 = Handle(Geom_RectangularTrimmedSurface)::DownCast (S2)->BasisSurface();
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typS2 = S2->DynamicType();
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}
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if (typS1 != typS2) {
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return Standard_False;
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}
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Standard_Boolean ValRet = Standard_False;
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if (typS1 == STANDARD_TYPE(Geom_Plane)) {
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S1 = BRep_Tool::Surface(F1); // to apply the location.
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S2 = BRep_Tool::Surface(F2);
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gp_Pln pl1( Handle(Geom_Plane)::DownCast (S1)->Pln());
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gp_Pln pl2( Handle(Geom_Plane)::DownCast (S2)->Pln());
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if (pl1.Position().IsCoplanar(pl2.Position(),tollin,tolang)) {
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ValRet = Standard_True;
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}
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}
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return ValRet;
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}
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19
tests/bugs/modalg_6/bug26588
Normal file
19
tests/bugs/modalg_6/bug26588
Normal file
@ -0,0 +1,19 @@
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puts "================"
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puts "CR26588"
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puts "================"
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puts ""
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###############################################
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## SIGSEGV in BRepFeat_MakeDPrism::Perform()
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###############################################
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pload DCAF
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Open [locate_data_file bug26588_Study1_new_GEOM.cbf] D
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GetShape D 0:1:8:1:1:2 s
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GetShape D 0:1:27:1:1:2 a
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featdprism s a a 25 0 1
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featperformval dprism result 200
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set 2dviewer 1
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