Method GetObjectFromPointer

Wrapping/PythonCore/vtkPythonUtil.cxx:425–456

------------------------------------------------------------------------------

//------------------------------------------------------------------------------
PyObject* vtkPythonUtil::GetObjectFromPointer(vtkObjectBase* ptr)
{
  PyObject* obj = vtkPythonUtil::FindObject(ptr);

  if (obj == nullptr)
  {
    // create a new object
    PyVTKClass* vtkclass = nullptr;
    vtkPythonClassMap::iterator k = vtkPythonMap->ClassMap->find(ptr->GetClassName());
    if (k != vtkPythonMap->ClassMap->end())
    {
      vtkclass = &k->second;
    }

    // if the class was not in the map, then find the nearest base class
    // that is, and associate ptr->GetClassName() with that base class
    if (vtkclass == nullptr)
    {
      const char* classname = ptr->GetClassName();
      vtkclass = vtkPythonUtil::FindNearestBaseClass(ptr);
      vtkPythonClassMap::iterator i = vtkPythonMap->ClassMap->find(classname);
      if (i == vtkPythonMap->ClassMap->end())
      {
        vtkPythonMap->ClassMap->insert(i, vtkPythonClassMap::value_type(classname, *vtkclass));
      }
    }

    obj = PyVTKObject_FromPointer(vtkclass->py_type, nullptr, ptr);
  }

  return obj;
}

//------------------------------------------------------------------------------
const char* vtkPythonUtil::PythonicClassName(const char* classname)