Gui: add View3DPy.hasClippingPlane()

src/Gui/View3DPy.cpp

@@ -191,6 +191,8 @@ void View3DInventorPy::init_type()
         "beforeEditing: whether to insert the clipping node before or after editing root node\n"
         "noManip: whether to create a manipulator\n"
         "pla: clipping plane placement");
+    add_varargs_method("hasClippingPlane",&View3DInventorPy::hasClippingPlane,
+        "hasClippingPlane(): check whether ths clipping plane is active");
 }
 
 View3DInventorPy::View3DInventorPy(View3DInventor *vi)
@@ -2549,3 +2551,10 @@ Py::Object View3DInventorPy::toggleClippingPlane(const Py::Tuple& args, const Py
             PyObject_IsTrue(noManip),pla);
     return Py::None();
 }
+
+Py::Object View3DInventorPy::hasClippingPlane(const Py::Tuple& args)
+{
+    if (!PyArg_ParseTuple(args.ptr(), ""))
+        throw Py::Exception();
+    return Py::Boolean(_view->getViewer()->hasClippingPlane());
+}

src/Gui/View3DPy.h

@@ -131,6 +131,7 @@ public:
     Py::Object redraw(const Py::Tuple&);
     Py::Object setName(const Py::Tuple&);
     Py::Object toggleClippingPlane(const Py::Tuple& args, const Py::Dict &);
+    Py::Object hasClippingPlane(const Py::Tuple& args);
 
     View3DInventor* getView3DIventorPtr() {return _view;}