docstr: Transform object(s) have changed for this Node; assign these to the
  visual's TransformSystem.
docstr_tok: ["Transform","object","(","s",")","have","changed","for","this","Node",";","assign","these","to","the","visual","'s","TransformSystem","."]
code: def _update_trsys(self, event):
      """Transform object(s) have changed for this Node; assign these to the
      visual's TransformSystem.
      """
      doc = self.document_node
      scene = self.scene_node
      root = self.root_node
      self.transforms.visual_transform = self.node_transform(scene)
      self.transforms.scene_transform = scene.node_transform(doc)
      self.transforms.document_transform = doc.node_transform(root)
  
      Node._update_trsys(self, event)
  
file_path: vispy/vispy/scene/visuals.py
imports: import re
  import weakref
  from ..None import visuals
  from .node import Node
  from ..visuals.filters import Alpha, PickingFilter
  from typing import TypeVar
label_desc: Use image node_id 6 for calling the VisualNode obj's underlying member method code with example usage: obj._update_trsys(event) without return types