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docs(examples): add validation examples
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# To run with Paraview | ||
# pvpython ./examples/validation/core/23_pv_interactive_render_exit.py --venv .venv | ||
import paraview.web.venv | ||
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from trame.app import get_server | ||
from trame.widgets import html, paraview | ||
from trame.ui.html import DivLayout | ||
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# ----------------------------------------------------------------------------- | ||
# VTK | ||
# ----------------------------------------------------------------------------- | ||
from paraview import simple | ||
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DEFAULT_RESOLUTION = 8 | ||
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cone = simple.Cone() | ||
sphere = simple.Sphere() | ||
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simple.Show(cone) | ||
simple.Show(sphere) | ||
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view = simple.Render() | ||
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# ----------------------------------------------------------------------------- | ||
# Web App setup | ||
# ----------------------------------------------------------------------------- | ||
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server = get_server() | ||
state, ctrl = server.state, server.controller | ||
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with DivLayout(server) as layout: | ||
container = layout.root | ||
container.style = "width: 100vw; height: 100vh;" | ||
html_view = paraview.VtkRemoteView(view, interactive_ratio=1, interactive_quality=0) | ||
ctrl.view_update = html_view.update | ||
html.Input( | ||
type="range", | ||
min=8, | ||
max=1000, | ||
step=1, | ||
v_model=("resolution", 8), | ||
style="position: absolute; top: 20px; left: 20px; z-index: 1; width: 25%; min-width: 300px;", | ||
) | ||
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@state.change("resolution") | ||
def update_resolution(resolution, **kwargs): | ||
cone.Resolution = int(resolution) | ||
sphere.PhiResolution = int(resolution) | ||
sphere.ThetaResolution = int(resolution) | ||
ctrl.view_update() | ||
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# ----------------------------------------------------------------------------- | ||
# start server | ||
# ----------------------------------------------------------------------------- | ||
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if __name__ == "__main__": | ||
server.start() |
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examples/validation/core/23_vtk_interactive_render_exit.py
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from trame.app import get_server | ||
from trame.widgets import html, vtk | ||
from trame.ui.html import DivLayout | ||
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# ----------------------------------------------------------------------------- | ||
# VTK | ||
# ----------------------------------------------------------------------------- | ||
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from vtkmodules.vtkFiltersSources import vtkSphereSource, vtkConeSource | ||
from vtkmodules.vtkRenderingCore import ( | ||
vtkRenderer, | ||
vtkRenderWindow, | ||
vtkRenderWindowInteractor, | ||
vtkPolyDataMapper, | ||
vtkActor, | ||
) | ||
import vtkmodules.vtkRenderingOpenGL2 # noqa | ||
from vtkmodules.vtkInteractionStyle import vtkInteractorStyleSwitch # noqa | ||
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DEFAULT_RESOLUTION = 6 | ||
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renderer = vtkRenderer() | ||
renderWindow = vtkRenderWindow() | ||
renderWindow.AddRenderer(renderer) | ||
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renderWindowInteractor = vtkRenderWindowInteractor() | ||
renderWindowInteractor.SetRenderWindow(renderWindow) | ||
renderWindowInteractor.GetInteractorStyle().SetCurrentStyleToTrackballCamera() | ||
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def show(source): | ||
mapper = vtkPolyDataMapper() | ||
actor = vtkActor() | ||
mapper.SetInputConnection(source.GetOutputPort()) | ||
actor.SetMapper(mapper) | ||
renderer.AddActor(actor) | ||
return source | ||
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cone = show(vtkConeSource()) | ||
sphere = show(vtkSphereSource()) | ||
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renderer.ResetCamera() | ||
renderWindow.Render() | ||
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# ----------------------------------------------------------------------------- | ||
# Web App setup | ||
# ----------------------------------------------------------------------------- | ||
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server = get_server() | ||
state, ctrl = server.state, server.controller | ||
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with DivLayout(server) as layout: | ||
container = layout.root | ||
container.style = "width: 100vw; height: 100vh;" | ||
view = vtk.VtkRemoteView(renderWindow, interactive_ratio=1, interactive_quality=0) | ||
ctrl.view_update = view.update | ||
html.Input( | ||
type="range", | ||
min=8, | ||
max=1000, | ||
step=1, | ||
v_model=("resolution", 8), | ||
style="position: absolute; top: 20px; left: 20px; z-index: 1; width: 25%; min-width: 300px;", | ||
) | ||
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@state.change("resolution") | ||
def update_resolution(resolution, **kwargs): | ||
cone.SetResolution(int(resolution)) | ||
sphere.SetPhiResolution(int(resolution)) | ||
sphere.SetThetaResolution(int(resolution)) | ||
ctrl.view_update() | ||
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# ----------------------------------------------------------------------------- | ||
# start server | ||
# ----------------------------------------------------------------------------- | ||
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if __name__ == "__main__": | ||
server.start() |