Esempio n. 1
0
PyObject* TopoShapeWirePy::fixWire(PyObject *args)
{
    PyObject* face=0;
    double tol = Precision::Confusion();
    if (!PyArg_ParseTuple(args, "|O!d",&(TopoShapeFacePy::Type), &face, &tol))
        return 0;

    try {
        ShapeFix_Wire aFix;
        const TopoDS_Wire& w = TopoDS::Wire(getTopoShapePtr()->_Shape);

        if (face) {
            const TopoDS_Face& f = TopoDS::Face(static_cast<TopoShapePy*>(face)->getTopoShapePtr()->_Shape);
            aFix.Init(w, f, tol);
        }
        else {
            aFix.SetPrecision(tol);
            aFix.Load(w);
        }

        aFix.FixReorder();
        aFix.FixConnected();
        aFix.FixClosed();
        getTopoShapePtr()->_Shape = aFix.Wire();

        Py_Return;
    }
    catch (Standard_Failure) {
        Handle_Standard_Failure e = Standard_Failure::Caught();
        PyErr_SetString(PyExc_Exception, e->GetMessageString());
        return 0;
    }
}
PyObject* TopoShapeFacePy::validate(PyObject *args)
{
    if (!PyArg_ParseTuple(args, ""))
        return 0;

    try {
        const TopoDS_Face& face = TopoDS::Face(getTopoShapePtr()->getShape());
        BRepCheck_Analyzer aChecker(face);
        if (!aChecker.IsValid()) {
            TopoDS_Wire outerwire = ShapeAnalysis::OuterWire(face);
            TopTools_IndexedMapOfShape myMap;
            myMap.Add(outerwire);

            TopExp_Explorer xp(face,TopAbs_WIRE);
            ShapeFix_Wire fix;
            fix.SetFace(face);
            fix.Load(outerwire);
            fix.Perform();
            BRepBuilderAPI_MakeFace mkFace(fix.WireAPIMake());
            while (xp.More()) {
                if (!myMap.Contains(xp.Current())) {
                    fix.Load(TopoDS::Wire(xp.Current()));
                    fix.Perform();
                    mkFace.Add(fix.WireAPIMake());
                }
                xp.Next();
            }

            aChecker.Init(mkFace.Face());
            if (!aChecker.IsValid()) {
                ShapeFix_Shape fix(mkFace.Face());
                fix.SetPrecision(Precision::Confusion());
                fix.SetMaxTolerance(Precision::Confusion());
                fix.SetMaxTolerance(Precision::Confusion());
                fix.Perform();
                fix.FixWireTool()->Perform();
                fix.FixFaceTool()->Perform();
                getTopoShapePtr()->setShape(fix.Shape());
            }
            else {
                getTopoShapePtr()->setShape(mkFace.Face());
            }
        }

        Py_Return;
    }
    catch (Standard_Failure) {
        Handle_Standard_Failure e = Standard_Failure::Caught();
        PyErr_SetString(PartExceptionOCCError, e->GetMessageString());
        return 0;
    }
}
Esempio n. 3
0
TopoDS_Face FaceMakerCheese::validateFace(const TopoDS_Face& face)
{
    BRepCheck_Analyzer aChecker(face);
    if (!aChecker.IsValid()) {
        TopoDS_Wire outerwire = ShapeAnalysis::OuterWire(face);
        TopTools_IndexedMapOfShape myMap;
        myMap.Add(outerwire);

        TopExp_Explorer xp(face,TopAbs_WIRE);
        ShapeFix_Wire fix;
        fix.SetFace(face);
        fix.Load(outerwire);
        fix.Perform();
        BRepBuilderAPI_MakeFace mkFace(fix.WireAPIMake());
        while (xp.More()) {
            if (!myMap.Contains(xp.Current())) {
                fix.Load(TopoDS::Wire(xp.Current()));
                fix.Perform();
                mkFace.Add(fix.WireAPIMake());
            }
            xp.Next();
        }

        aChecker.Init(mkFace.Face());
        if (!aChecker.IsValid()) {
            ShapeFix_Shape fix(mkFace.Face());
            fix.SetPrecision(Precision::Confusion());
            fix.SetMaxTolerance(Precision::Confusion());
            fix.SetMaxTolerance(Precision::Confusion());
            fix.Perform();
            fix.FixWireTool()->Perform();
            fix.FixFaceTool()->Perform();
            TopoDS_Face fixedFace = TopoDS::Face(fix.Shape());
            aChecker.Init(fixedFace);
            if (!aChecker.IsValid())
                Standard_Failure::Raise("Failed to validate broken face");
            return fixedFace;
        }
        return mkFace.Face();
    }

    return face;
}