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Part: [skip ci] add methods to determine continuity

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This commit is contained in:
wmayer
2020-05-17 21:57:25 +02:00
parent a5ab09aa09
commit ff0e556b59
7 changed files with 160 additions and 1 deletions
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79
src/Mod/Part/App/GeometryCurvePyImp.cpp
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@@ -43,6 +43,7 @@
# include <Geom_Surface.hxx>
# include <GeomAdaptor_Curve.hxx>
# include <GeomFill.hxx>
# include <GeomLProp.hxx>
# include <GeomLProp_CLProps.hxx>
# include <Geom_RectangularTrimmedSurface.hxx>
# include <Geom_BSplineSurface.hxx>
@@ -708,6 +709,84 @@ PyObject* GeometryCurvePy::approximateBSpline(PyObject *args)
}
}
PyObject* GeometryCurvePy::continuityWith(PyObject *args)
{
double u1 = -1.0, u2 = -1.0;
double tl = -1.0, ta = -1.0;
PyObject* curve;
PyObject* rev1 = Py_False;
PyObject* rev2 = Py_False;
if (!PyArg_ParseTuple(args, "O!|ddO!O!dd",
&GeometryCurvePy::Type, &curve,
&u1, &u2,
&PyBool_Type, &rev1,
&PyBool_Type, &rev2,
&tl, &ta))
return nullptr;
Handle(Geom_Geometry) g1 = getGeometryPtr()->handle();
Handle(Geom_Curve) c1 = Handle(Geom_Curve)::DownCast(g1);
Handle(Geom_Geometry) g2 = static_cast<GeometryCurvePy*>(curve)->getGeomCurvePtr()->handle();
Handle(Geom_Curve) c2 = Handle(Geom_Curve)::DownCast(g2);
// if no parameter value is given then by default use the end of the parameter range
if (u1 < 0.0)
u1 = c1->LastParameter();
// if no parameter value is given then by default use the start of the parameter range
if (u2 < 0.0)
u2 = c2->FirstParameter();
Standard_Boolean r1 = PyObject_IsTrue(rev1) ? Standard_True : Standard_False;
Standard_Boolean r2 = PyObject_IsTrue(rev2) ? Standard_True : Standard_False;
try {
if (!c1.IsNull() && !c2.IsNull()) {
GeomAbs_Shape c;
if (tl >= 0.0 && ta >= 0.0)
c = GeomLProp::Continuity(c1, c2, u1, u2, r1, r2, tl, ta);
else
c = GeomLProp::Continuity(c1, c2, u1, u2, r1, r2);
std::string str;
switch (c) {
case GeomAbs_C0:
str = "C0";
break;
case GeomAbs_G1:
str = "G1";
break;
case GeomAbs_C1:
str = "C1";
break;
case GeomAbs_G2:
str = "G2";
break;
case GeomAbs_C2:
str = "C2";
break;
case GeomAbs_C3:
str = "C3";
break;
case GeomAbs_CN:
str = "CN";
break;
default:
str = "Unknown";
break;
}
return Py_BuildValue("s", str.c_str());
}
}
catch (Standard_Failure& e) {
PyErr_SetString(PartExceptionOCCError, e.GetMessageString());
return 0;
}
PyErr_SetString(PartExceptionOCCError, "Geometry is not a curve");
return 0;
}
Py::String GeometryCurvePy::getContinuity(void) const
{
GeomAbs_Shape c = Handle(Geom_Curve)::DownCast