[vtkusers] Python wrapping and furter use of a custom class derived from vtkImplicitFunction

[Евгения Маликова]

Thank you very much.
It worked.

Best regards,
Evgeniya


>Воскресенье,  5 февраля 2017, 21:10 +03:00 от David Gobbi <david.gobbi at gmail.com>:
>
>Hi Evgeniya,
>
>Try renaming your class to vtkMyClass to see if that works.
>
> - David
>
>On Sun, Feb 5, 2017 at 10:02 AM, Евгения Маликова via vtkusers  < vtkusers at vtk.org > wrote:
>> Hi,
>>I am trying to wrap a custom class derived from vtkImplicitFunction in python. Wrapping was done with a similar to http://public.kitware.com/pipermail/vtkusers/2016-August/096019.html  CMakeLists.txt .All methods are accessed and work fine within python. But when I try to pass this class variable to vtkSampleFunction as ImplicitFunction, I receive an error:
>>
>>>m=myClassPython.myClass()
>>>s=vtk.vtkSampleFunction()
>>>s.SetImplicitFunction(m) TypeError:SetImplicitFunction argument 1: methond requires a VTK Object.
>>
>>I'm launching this code with vtkpython.exe.
>>
>>.h file of wrapped class looks like:
>>
>>class myClass : public vtkImplicitFunction {
>>public:
>>static myClass *New();
>>vtkTypeMacro(myClass, vtkImplicitFunction);
>>void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
>>vtkMTimeType GetMTime() VTK_OVERRIDE;
>>// Description
>>// Evaluate function
>>double EvaluateFunction(double x[3]) VTK_OVERRIDE;
>>double EvaluateFunction(double x, double y, double z) {
>>return this->vtkImplicitFunction::EvaluateFunction(x, y, z);
>>}
>>.....
>>myClass();
>>~myClass() VTK_OVERRIDE;
>>private:
>>myClass(const myClass&) VTK_DELETE_FUNCTION;
>>void operator=(const myClass&)VTK_DELETE_FUNCTION;
>>};
>>I don't have much experience in vtk to python wrapping and I guess there is something very simple, but I don't have any idea what it can be. Any help would be appreciated.
>>Thank you in advance,
>>Best regards,
>>Evgeniya

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