def save_vrml(self, file_name):
"""Save to a VRML file."""
if len(file_name) != 0:
ex = tvtk.VRMLExporter()
self._lift()
ex.input = self._renwin
ex.file_name = file_name
self._exporter_write(ex)
def write_to_VRML(self, fname):
scene = self.scene
if scene is not None:
renwin = scene._renwin
if filename:
writer = tvtk.VRMLExporter(file_name=fname,
render_window=renwin)
writer.update()
writer.write()