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# Tests support for UserTransform on representations.
# There's no UI to set UserTransform and only mechanism is to use Python.
# This work was supported by CEA/DIF - Commissariat a l'Energie Atomique,
# Centre DAM Ile-De-France, BP12, F-91297 Arpajon, France
from paraview import smtesting
from paraview.simple import *
smtesting.ProcessCommandLineArguments()
view = CreateRenderView()
# using offscreen avoids issues with overlapping windows and such.
view.UseOffscreenRendering = 1
# add a text source #1
Text(Text="Hello World")
Show()
# add empty text source
Text(Text="")
Show()
data = Sphere()
display = Show()
transform = servermanager.vtk.vtkTransform()
transform.Scale(2, 1, 1)
matrix = transform.GetMatrix()
print("-------------------------------")
print("Transformation Matrix: ")
print(matrix)
flattened_transform = []
for j in range(4):
for i in range(4):
flattened_transform.append(matrix.GetElement(i, j))
display.UserTransform = flattened_transform
Render()
view.OrientationAxesVisibility = 0
if not smtesting.DoRegressionTesting(view.SMProxy):
raise smtesting.TestError('Test failed.')
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