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from vtkmodules.test import Testing as vtkTesting
class TestUpdateStateFromObject(vtkTesting.vtkTest):
def test1(self):
from vtkmodules.vtkSerializationManager import vtkObjectManager
from vtkmodules.vtkRenderingCore import vtkCamera
# from vtkmodules.vtkCommonCore import vtkLogger # uncomment for serialize prints
import json
manager = vtkObjectManager()
manager.Initialize()
# Scenario 1:
# An object is registered and serialized. Later certain properties are modified on the object.
# Call UpdateStateFromObject() with modified object. Verify the state's properties match
# with the object's properties.
camera = vtkCamera()
# vtkLogger.SetStderrVerbosity(vtkLogger.VERBOSITY_TRACE) # uncomment for serialize prints
manager.RegisterObject(camera)
manager.UpdateStatesFromObjects()
# Change object properties.
camera.SetPosition(0, 0.2, 1.3)
camera.SetViewAngle(60)
# Sync up the state with object.
manager.UpdateStateFromObject(manager.GetId(camera))
camState = json.loads(manager.GetState(1))
self.assertListEqual(camState["Position"], [0, 0.2, 1.3])
self.assertEqual(camState["ViewAngle"], 60)
def test2(self):
from vtkmodules.vtkSerializationManager import vtkObjectManager
from vtkmodules.vtkRenderingCore import vtkCamera
import json
manager = vtkObjectManager()
manager.Initialize()
# Scenario 1:
# A state is registered and deserialized. Later certain properties are modified on the object.
# Call UpdateStateFromObject() with modified object. Verify the state's properties match
# with the object's properties.
camState = {"Id": 1, "ClassName": "vtkCamera", "SuperClassNames": ["vtkObject"],
"vtk-object-manager-kept-alive": True, }
manager.RegisterState(json.dumps(camState))
manager.UpdateObjectsFromStates()
# Change object properties.
camera = manager.GetObjectAtId(1)
camera.SetPosition(0, 0.2, 1.3)
camera.SetViewAngle(60)
# Sync up the state with object.
manager.UpdateStateFromObject(manager.GetId(camera))
camState = json.loads(manager.GetState(1))
self.assertListEqual(camState["Position"], [0, 0.2, 1.3])
self.assertEqual(camState["ViewAngle"], 60)
if __name__ == "__main__":
vtkTesting.main([(TestUpdateStateFromObject, 'test')])
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