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add methods to convert a curve to a B-Spline or NURBS

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This commit is contained in:
wmayer
2017-02-13 10:38:09 +01:00
parent 1cbe0be416
commit 27fd215e1c
4 changed files with 67 additions and 8 deletions
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32
src/Mod/Part/App/GeometryCurvePyImp.cpp
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@@ -587,11 +587,33 @@ PyObject* GeometryCurvePy::toBSpline(PyObject * args)
v=c->LastParameter();
if (!PyArg_ParseTuple(args, "|dd", &u,&v))
return 0;
ShapeConstruct_Curve scc;
Handle_Geom_BSplineCurve spline = scc.ConvertToBSpline(c, u, v, Precision::Confusion());
if (spline.IsNull())
Standard_NullValue::Raise("Conversion to B-Spline failed");
return new BSplineCurvePy(new GeomBSplineCurve(spline));
GeomBSplineCurve* spline = getGeomCurvePtr()->toBSpline(u, v);
return new BSplineCurvePy(spline);
}
}
catch (Standard_Failure) {
Handle_Standard_Failure e = Standard_Failure::Caught();
PyErr_SetString(PartExceptionOCCError, e->GetMessageString());
return 0;
}
PyErr_SetString(PartExceptionOCCError, "Geometry is not a curve");
return 0;
}
PyObject* GeometryCurvePy::toNurbs(PyObject * args)
{
Handle_Geom_Geometry g = getGeometryPtr()->handle();
Handle_Geom_Curve c = Handle_Geom_Curve::DownCast(g);
try {
if (!c.IsNull()) {
double u,v;
u=c->FirstParameter();
v=c->LastParameter();
if (!PyArg_ParseTuple(args, "|dd", &u,&v))
return 0;
GeomBSplineCurve* spline = getGeomCurvePtr()->toNurbs(u, v);
return new BSplineCurvePy(spline);
}
}
catch (Standard_Failure) {