def vtkRenderWidgetConeExample():
"""Like it says, just a simple example
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# create root window
root = tkinter.Tk()
# create vtkTkRenderWidget
pane = vtkTkRenderWidget(root,width=300,height=300)
ren = vtkRenderer()
pane.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# pack the pane into the tk root
pane.pack()
# start the tk mainloop
root.mainloop()
def create_cone_actor(vertex: Tuple[float, float, float], angle: float,
h: float):
# TODO maybe it is not good to pass cone object destructed (hard to add new parameters)
"""
:param angle: angle between z-axis and generaxis
"""
sign = lambda x: 0 if not x else int(x / abs(x))
coneSource = vtkConeSource()
coneSource.SetHeight(h)
# coneSource.SetAngle(angle)
coneSource.SetResolution(120)
# coneSource.SetHeight(vertex[2])
import math
coneSource.SetRadius(h * math.tan(math.radians(math.fabs(angle))))
coneSource.SetCenter(vertex[0], vertex[1],
(vertex[2] -
(h / 2) if angle > 0 else vertex[2] + h / 2))
coneSource.SetDirection(0, 0, 1 * sign(angle))
# update parameters
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(coneSource.GetOutputPort())
actor = vtkActor()
actor.SetMapper(mapper)
# create a checkbox for visualization
actor.GetProperty().SetRepresentationToWireframe()
actor.GetProperty().SetColor(get_color(sett().colors.splane))
return actor
def _silhouette(self,
mesh,
color=None,
line_width=None,
alpha=None,
decimate=None):
mesh = mesh.decimate(decimate) if decimate is not None else mesh
silhouette_filter = vtkPolyDataSilhouette()
silhouette_filter.SetInputData(mesh)
silhouette_filter.SetCamera(self.plotter.renderer.GetActiveCamera())
silhouette_filter.SetEnableFeatureAngle(0)
silhouette_mapper = vtkPolyDataMapper()
silhouette_mapper.SetInputConnection(silhouette_filter.GetOutputPort())
actor, prop = self.plotter.add_actor(silhouette_mapper,
reset_camera=False,
name=None,
culling=False,
pickable=False,
render=False)
if color is not None:
prop.SetColor(*color)
if alpha is not None:
prop.SetOpacity(alpha)
if line_width is not None:
prop.SetLineWidth(line_width)
_hide_testing_actor(actor)
return actor
def QVTKRenderWidgetConeExample():
"""A simple example that uses the QVTKRenderWindowInteractor class."""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# every QT app needs an app
app = QApplication(['QVTKRenderWindowInteractor'])
# create the widget
widget = QVTKRenderWindowInteractor()
widget.Initialize()
widget.Start()
# if you don't want the 'q' key to exit comment this.
widget.AddObserver("ExitEvent", lambda o, e, a=app: a.quit())
ren = vtkRenderer()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the widget
widget.show()
# start event processing
app.exec_()
def wxVTKRenderWindowConeExample():
"""Like it says, just a simple example.
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# every wx app needs an app
app = wx.App(False)
# create the widget
frame = wx.Frame(None, -1, "wxVTKRenderWindow", size=(400,400))
widget = wxVTKRenderWindow(frame, -1)
ren = vtkRenderer()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the window
frame.Show()
app.MainLoop()
def slice_obj(self, printer: PrintSetting, printhead: PixelPrinthead,
print_param: GenericPrintParameter) -> None:
# TODO not taking advantage of pipeline check later why
self.actor.ComputeMatrix()
full_trs = vtkTransform()
full_trs.SetMatrix(self.actor.GetMatrix())
self._coord_converter.SetTransform(full_trs)
self._coord_converter.Update()
self._voxelizer.set_settings(printer, printhead, print_param)
self._voxelizer.Update()
surf = vtkMarchingCubes()
surf.SetValue(0, 255)
surf.AddInputData(self._voxelizer.GetOutputDataObject(0))
surf.Update()
polymap = vtkPolyDataMapper()
polymap.SetInputData(surf.GetOutput())
actor = vtkActor()
actor.SetMapper(polymap)
self._init_output_id_key(actor)
self.results.ShallowCopy(actor)
self.render_res_sig.emit(self.id)
def GetPeelActor(self, p):
lut = vtkWindowLevelLookupTable()
lut.SetWindow(self.window_width)
lut.SetLevel(self.window_level)
lut.Build()
init = self.window_level - self.window_width / 2
end = self.window_level + self.window_width / 2
# Set mapper auto
mapper = vtkPolyDataMapper()
mapper.SetInputData(self.peel[p])
mapper.SetScalarRange(init, end)
mapper.SetLookupTable(lut)
mapper.InterpolateScalarsBeforeMappingOn()
# Set actor
self.currentPeelActor.SetMapper(mapper)
currentPeel = self.TransformPeelPosition(p)
self.locator.SetDataSet(currentPeel)
self.locator.BuildLocator()
self.peel_centers = GetCenters(currentPeel)
self.peel_normals = GetNormals(currentPeel)
return self.currentPeelActor
def main():
ren = vtkRenderer()
for item in glob.iglob(pattern, recursive=True):
reader = vtk.vtkPolyDataReader()
reader.SetFileName(item)
reader.Update()
polydata = reader.GetOutput()
mapper = vtkPolyDataMapper()
mapper.SetInputData(polydata)
actor = vtkActor()
actor.SetMapper(mapper)
ren.AddActor(actor)
renWin = vtkRenderWindow()
renWin.AddRenderer(ren)
renWin.SetWindowName('DDD')
iren = vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
renWin.Render()
iren.Start()
def __init__(self,
poly_src: vtkPolyDataAlgorithm,
parent: Optional['QObject'] = None) -> None:
super().__init__(parent=parent)
self._poly_src = poly_src
self.id = QUuid.createUuid().toString()
self.actor = vtkActor()
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(poly_src.GetOutputPort())
self.actor.SetMapper(mapper)
user_transform = vtkTransform()
user_transform.Identity()
user_transform.PostMultiply()
self.actor.SetUserTransform(user_transform)
self.actor.ComputeMatrix()
transform = vtkTransform()
transform.SetMatrix(self.actor.GetMatrix())
self._coord_converter = vtkTransformPolyDataFilter()
self._coord_converter.SetTransform(transform)
self._coord_converter.AddInputData(poly_src.GetOutput())
self._coord_converter.Update()
self._voxelizer = VoxelSlicer()
self._voxelizer.SetInputConnection(
self._coord_converter.GetOutputPort())
self.results = vtkActor()
self._init_input_id_key()
self._init_output_id_key(self.results)
def QVTKRenderWidgetConeExample():
"""A simple example that uses the QVTKRenderWindowInteractor class."""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# every QT app needs an app
app = QApplication(['QVTKRenderWindowInteractor'])
# create the widget
widget = QVTKRenderWindowInteractor()
widget.Initialize()
widget.Start()
# if you don't want the 'q' key to exit comment this.
widget.AddObserver("ExitEvent", lambda o, e, a=app: a.quit())
ren = vtkRenderer()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the widget
widget.show()
# start event processing
app.exec_()
def SetInput(self, imagedata):
axes = PLANE_DATA[self.orientation][0] # "x", "y" or "z"
colour = PLANE_DATA[self.orientation][1]
#if self.orientation == SAGITAL:
# spacing = min(imagedata.GetSpacing())
# permute = vtk.vtkImagePermute()
# permute.SetInput(imagedata)
# permute.GetOutput().ReleaseDataFlagOn()
# permute.SetOutputSpacing(spacing, spacing, spacing)
# imagedata = permute.GetOutput()
# Picker for enabling plane motion.
# Allows selection of a cell by shooting a ray into graphics window
picker = vtkCellPicker()
picker.SetTolerance(0.005)
picker.PickFromListOn()
# 3D widget for reslicing image data.
# This 3D widget defines a plane that can be interactively placed in an image volume.
widget = vtkImagePlaneWidget()
widget.SetInput(imagedata)
widget.SetSliceIndex(self.index)
widget.SetPicker(picker)
widget.SetKeyPressActivationValue(axes)
widget.SetInteractor(self.iren)
widget.TextureVisibilityOff()
widget.DisplayTextOff()
widget.RestrictPlaneToVolumeOff()
exec("widget.SetPlaneOrientationTo" + axes.upper() + "Axes()")
widget.AddObserver("InteractionEvent", self.Update)
self.widget = widget
prop = widget.GetPlaneProperty()
prop.SetColor(colour)
# Syncronize coloured outline with texture appropriately
source = vtkPlaneSource()
source.SetOrigin(widget.GetOrigin())
source.SetPoint1(widget.GetPoint1())
source.SetPoint2(widget.GetPoint2())
source.SetNormal(widget.GetNormal())
self.source = source
mapper = vtkPolyDataMapper()
mapper.SetInput(source.GetOutput())
actor = vtkActor()
actor.SetMapper(mapper)
actor.SetTexture(widget.GetTexture())
actor.VisibilityOff()
self.actor = actor
self.render.AddActor(actor)
def main():
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# load implementations for rendering and interaction factory classes
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.vtkInteractionStyle
# The main window
window = gtk.GtkWindow(gtk.WINDOW_TOPLEVEL)
window.set_title("A GtkVTKRenderWindow Demo!")
window.connect("destroy", gtk.mainquit)
window.connect("delete_event", gtk.mainquit)
window.set_border_width(10)
# A VBox into which widgets are packed.
vbox = gtk.GtkVBox(spacing=3)
window.add(vbox)
vbox.show()
# The GtkVTKRenderWindow
gvtk = GtkVTKRenderWindowInteractor()
#gvtk.SetDesiredUpdateRate(1000)
gvtk.set_usize(400, 400)
vbox.pack_start(gvtk)
gvtk.show()
gvtk.Initialize()
gvtk.Start()
# prevents 'q' from exiting the app.
gvtk.AddObserver("ExitEvent", lambda o, e, x=None: x)
# The VTK stuff.
cone = vtkConeSource()
cone.SetResolution(80)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
#coneActor = vtkLODActor()
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
coneActor.GetProperty().SetColor(0.5, 0.5, 1.0)
ren = vtkRenderer()
gvtk.GetRenderWindow().AddRenderer(ren)
ren.AddActor(coneActor)
# A simple quit button
quit = gtk.GtkButton("Quit!")
quit.connect("clicked", gtk.mainquit)
vbox.pack_start(quit)
quit.show()
# show the main window and start event processing.
window.show()
gtk.mainloop()
def wxVTKRenderWindowInteractorConeExample():
"""Like it says, just a simple example
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# load implementations for rendering and interaction factory classes
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.vtkInteractionStyle
# every wx app needs an app
app = wx.App(False)
# create the top-level frame, sizer and wxVTKRWI
frame = wx.Frame(None, -1, "wxVTKRenderWindowInteractor", size=(400, 400))
widget = wxVTKRenderWindowInteractor(frame, -1)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(widget, 1, wx.EXPAND)
frame.SetSizer(sizer)
frame.Layout()
# It would be more correct (API-wise) to call widget.Initialize() and
# widget.Start() here, but Initialize() calls RenderWindow.Render().
# That Render() call will get through before we can setup the
# RenderWindow() to render via the wxWidgets-created context; this
# causes flashing on some platforms and downright breaks things on
# other platforms. Instead, we call widget.Enable(). This means
# that the RWI::Initialized ivar is not set, but in THIS SPECIFIC CASE,
# that doesn't matter.
widget.Enable(1)
widget.AddObserver("ExitEvent", lambda o, e, f=frame: f.Close())
ren = vtkRenderer()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the window
frame.Show()
app.MainLoop()
def main():
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# The main window
window = gtk.Window(gtk.WINDOW_TOPLEVEL)
window.set_title("A GtkVTKRenderWindow Demo!")
window.connect("destroy", gtk.mainquit)
window.connect("delete_event", gtk.mainquit)
window.set_border_width(10)
# A VBox into which widgets are packed.
vbox = gtk.VBox(spacing=3)
window.add(vbox)
vbox.show()
# The GtkVTKRenderWindow
gvtk = GtkGLExtVTKRenderWindowInteractor()
#gvtk.SetDesiredUpdateRate(1000)
gvtk.set_size_request(400, 400)
vbox.pack_start(gvtk)
gvtk.show()
gvtk.Initialize()
gvtk.Start()
# prevents 'q' from exiting the app.
gvtk.AddObserver("ExitEvent", lambda o,e,x=None: x)
# The VTK stuff.
cone = vtkConeSource()
cone.SetResolution(80)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
#coneActor = vtkLODActor()
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
coneActor.GetProperty().SetColor(0.5, 0.5, 1.0)
ren = vtkRenderer()
gvtk.GetRenderWindow().AddRenderer(ren)
ren.AddActor(coneActor)
# A simple quit button
quit = gtk.Button("Quit!")
quit.connect("clicked", gtk.mainquit)
vbox.pack_start(quit)
quit.show()
# show the main window and start event processing.
window.show()
gtk.mainloop()
def QVTKRenderWidgetConeExample():
"""A simple example that uses the QVTKRenderWindowInteractor class."""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# load implementations for rendering and interaction factory classes
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.vtkInteractionStyle
# every QT app needs an app
app = QApplication(['QVTKRenderWindowInteractor'])
window = QMainWindow()
# create the widget
widget = QVTKRenderWindowInteractor(window)
window.setCentralWidget(widget)
# if you don't want the 'q' key to exit comment this.
widget.AddObserver("ExitEvent", lambda o, e, a=app: a.quit())
ren = vtkRenderer()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the widget
window.show()
widget.Initialize()
widget.Start()
# start event processing
# Source: https://doc.qt.io/qtforpython/porting_from2.html
# 'exec_' is deprecated and will be removed in the future.
# Use 'exec' instead.
try:
app.exec()
except AttributeError:
app.exec_()
def __init__(self, linuxcncDataSource, model_path):
super(SpindleActor, self).__init__()
self._datasource = linuxcncDataSource
self._tool_table = self._datasource.getToolTable()
tool = self._tool_table[0]
if self._datasource.isMachineMetric():
self.height = 25.4 * 2.0
else:
self.height = 2.0
start_point = [-tool.xoffset, -tool.yoffset, -tool.zoffset]
end_point = [0, 0, 0]
filename = model_path
# filename = os.path.join(os.path.dirname(__file__), "models/laser.stl")
source = vtk.vtkSTLReader()
source.SetFileName(filename)
transform = vtk.vtkTransform()
# transform.RotateWXYZ(180, 1, 0, 0)
transform_filter = vtk.vtkTransformPolyDataFilter()
transform_filter.SetTransform(transform)
transform_filter.SetInputConnection(source.GetOutputPort())
transform_filter.Update()
colors = vtkNamedColors()
# Create a mapper and actor for the arrow
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(transform_filter.GetOutputPort())
self.SetMapper(mapper)
self.GetProperty().SetDiffuse(0.8)
self.GetProperty().SetDiffuseColor(colors.GetColor3d('LightSteelBlue'))
self.GetProperty().SetSpecular(0.3)
self.GetProperty().SetSpecularPower(60.0)
# Avoid visible backfaces on Linux with some video cards like intel
# From: https://stackoverflow.com/questions/51357630/vtk-rendering-not-working-as-expected-inside-pyqt?rq=1#comment89720589_51360335
self.GetProperty().SetBackfaceCulling(1)
def OnLoadSurfaceDict(self, surface_dict):
for key in surface_dict:
surface = surface_dict[key]
# Map polygonal data (vtkPolyData) to graphics primitives.
normals = vtkPolyDataNormals()
normals.SetInputData(surface.polydata)
normals.SetFeatureAngle(80)
normals.AutoOrientNormalsOn()
# normals.GetOutput().ReleaseDataFlagOn()
# Improve performance
stripper = vtkStripper()
stripper.SetInputConnection(normals.GetOutputPort())
stripper.PassThroughCellIdsOn()
stripper.PassThroughPointIdsOn()
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(stripper.GetOutputPort())
mapper.ScalarVisibilityOff()
# mapper.ImmediateModeRenderingOn() # improve performance
# Represent an object (geometry & properties) in the rendered scene
actor = vtkActor()
actor.GetProperty().SetBackfaceCulling(1)
actor.SetMapper(mapper)
# Set actor colour and transparency
actor.GetProperty().SetColor(surface.colour[:3])
actor.GetProperty().SetOpacity(1 - surface.transparency)
self.actors_dict[surface.index] = actor
# Send actor by pubsub to viewer's render
Publisher.sendMessage('Load surface actor into viewer',
actor=actor)
Publisher.sendMessage('Update status text in GUI',
label=_("Ready"))
# The following lines have to be here, otherwise all volumes disappear
Publisher.sendMessage('Update surface info in GUI',
surface=surface)
if not surface.is_shown:
self.ShowActor(key, False)
def main():
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# load implementations for rendering and interaction factory classes
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.vtkInteractionStyle
# The main window
window = gtk.Window()
window.set_title("A GtkGLExtVTKRenderWindow Demo!")
window.connect("destroy", gtk.mainquit)
window.connect("delete_event", gtk.mainquit)
window.set_border_width(10)
vtkgtk = GtkGLExtVTKRenderWindow()
vtkgtk.show()
vbox = gtk.VBox(spacing=3)
vbox.show()
vbox.pack_start(vtkgtk)
button = gtk.Button('My Button')
button.show()
vbox.pack_start(button)
window.add(vbox)
window.set_size_request(400, 400)
# The VTK stuff.
cone = vtkConeSource()
cone.SetResolution(80)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
#coneActor = vtkLODActor()
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
coneActor.GetProperty().SetColor(0.5, 0.5, 1.0)
ren = vtkRenderer()
vtkgtk.GetRenderWindow().AddRenderer(ren)
ren.AddActor(coneActor)
# show the main window and start event processing.
window.show()
gtk.mainloop()
def vtkRenderWindowInteractorConeExample():
"""Like it says, just a simple example
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# load implementations for rendering and interaction factory classes
import vtkmodules.vtkRenderingOpenGL2
import vtkmodules.vtkInteractionStyle
# create root window
root = tkinter.Tk()
# create vtkTkRenderWidget
pane = vtkTkRenderWindowInteractor(root, width=300, height=300)
pane.Initialize()
def quit(obj=root):
obj.quit()
pane.AddObserver("ExitEvent", lambda o, e, q=quit: q())
ren = vtkRenderer()
pane.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# pack the pane into the tk root
pane.pack(fill='both', expand=1)
pane.Start()
# start the tk mainloop
root.mainloop()
def createLine(point1: tuple, point2: tuple, color: str = "Black") -> vtkActor:
"""
:param point1:
:param point2:
:param color:
:return:
"""
line = vtkLineSource()
line.SetPoint1(*point1)
line.SetPoint2(*point2)
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(line.GetOutputPort())
actor = vtkActor()
actor.SetMapper(mapper)
actor.GetProperty().SetColor(vtkNamedColors().GetColor3d(color))
return actor
def vtkRenderWindowInteractorConeExample():
"""Like it says, just a simple example
https://gitlab.kitware.com/vtk/vtk/-/blob/master/Wrapping/Python/vtkmodules/tk/vtkTkRenderWindowInteractor.py
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
from vtkmodules.tk.vtkTkRenderWindowInteractor import vtkTkRenderWindowInteractor
# create root window
root = tkinter.Tk()
# create vtkTkRenderWidget
pane = vtkTkRenderWindowInteractor(root, width=300, height=300)
pane.Initialize()
def quit(obj=root):
obj.quit()
pane.AddObserver("ExitEvent", lambda o,e,q=quit: q())
ren = vtkRenderer()
pane.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# pack the pane into the tk root
pane.pack(fill='both', expand=1)
pane.Start()
# start the tk mainloop
root.mainloop()
def main():
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# The main window
window = gtk.Window()
window.set_title("A GtkGLExtVTKRenderWindow Demo!")
window.connect("destroy", gtk.mainquit)
window.connect("delete_event", gtk.mainquit)
window.set_border_width(10)
vtkgtk = GtkGLExtVTKRenderWindow()
vtkgtk.show()
vbox = gtk.VBox(spacing=3)
vbox.show()
vbox.pack_start(vtkgtk)
button = gtk.Button('My Button')
button.show()
vbox.pack_start(button)
window.add(vbox)
window.set_size_request(400, 400)
# The VTK stuff.
cone = vtkConeSource()
cone.SetResolution(80)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
#coneActor = vtkLODActor()
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
coneActor.GetProperty().SetColor(0.5, 0.5, 1.0)
ren = vtkRenderer()
vtkgtk.GetRenderWindow().AddRenderer(ren)
ren.AddActor(coneActor)
# show the main window and start event processing.
window.show()
gtk.mainloop()
def __init__(self, linuxcncDataSource):
super(ToolOffsetActor, self).__init__()
self._datasource = linuxcncDataSource
self._tool_table = self._datasource.getToolTable()
tool = self._tool_table[0]
if self._datasource.isMachineMetric():
self.height = 25.4 * 2.0
else:
self.height = 2.0
start_point = [-tool.xoffset, -tool.yoffset, -tool.zoffset]
end_point = [0, 0, 0]
source = vtkCylinderSource()
transform = vtk.vtkTransform()
source.SetHeight(tool.zoffset)
source.SetCenter(-tool.xoffset, -tool.zoffset / 2, -tool.yoffset)
source.SetRadius(tool.diameter / 2)
source.SetResolution(64)
transform.RotateWXYZ(90, 1, 0, 0)
transform_filter = vtk.vtkTransformPolyDataFilter()
transform_filter.SetTransform(transform)
transform_filter.SetInputConnection(source.GetOutputPort())
transform_filter.Update()
colors = vtkNamedColors()
# Create a mapper and actor for the arrow
mapper = vtkPolyDataMapper()
mapper.SetInputConnection(transform_filter.GetOutputPort())
self.SetMapper(mapper)
# Avoid visible backfaces on Linux with some video cards like intel
# From: https://stackoverflow.com/questions/51357630/vtk-rendering-not-working-as-expected-inside-pyqt?rq=1#comment89720589_51360335
self.GetProperty().SetBackfaceCulling(1)
def Create(self):
self.plane_widget = plane_widget = vtkImagePlaneWidget()
plane_widget.SetInputData(self.img)
plane_widget.SetPlaneOrientationToXAxes()
#plane_widget.SetResliceInterpolateToLinear()
plane_widget.TextureVisibilityOff()
#Set left mouse button to move and rotate plane
plane_widget.SetLeftButtonAction(1)
#SetColor margin to green
margin_property = plane_widget.GetMarginProperty()
margin_property.SetColor(0, 0.8, 0)
#Disable cross
cursor_property = plane_widget.GetCursorProperty()
cursor_property.SetOpacity(0)
self.plane_source = plane_source = vtkPlaneSource()
plane_source.SetOrigin(plane_widget.GetOrigin())
plane_source.SetPoint1(plane_widget.GetPoint1())
plane_source.SetPoint2(plane_widget.GetPoint2())
plane_source.SetNormal(plane_widget.GetNormal())
plane_mapper = self.plane_mapper = vtkPolyDataMapper()
plane_mapper.SetInputData(plane_source.GetOutput())
self.plane_actor = plane_actor = vtkActor()
plane_actor.SetMapper(plane_mapper)
plane_actor.GetProperty().BackfaceCullingOn()
plane_actor.GetProperty().SetOpacity(0)
plane_widget.AddObserver("InteractionEvent", self.Update)
Publisher.sendMessage('AppendActor', actor=self.plane_actor)
Publisher.sendMessage('Set Widget Interactor',
widget=self.plane_widget)
plane_actor.SetVisibility(1)
plane_widget.On()
self.plane = plane = vtkPlane()
plane.SetNormal(self.plane_source.GetNormal())
plane.SetOrigin(self.plane_source.GetOrigin())
self.volume_mapper.AddClippingPlane(plane)
#Storage First Position
self.origin = plane_widget.GetOrigin()
self.p1 = plane_widget.GetPoint1()
self.p2 = plane_widget.GetPoint2()
self.normal = plane_widget.GetNormal()
def vtkRenderWindowInteractorConeExample():
"""Like it says, just a simple example
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
# create root window
root = tkinter.Tk()
# create vtkTkRenderWidget
pane = vtkTkRenderWindowInteractor(root, width=300, height=300)
pane.Initialize()
def quit(obj=root):
obj.quit()
pane.AddObserver("ExitEvent", lambda o,e,q=quit: q())
ren = vtkRenderer()
pane.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# pack the pane into the tk root
pane.pack(fill='both', expand=1)
pane.Start()
# start the tk mainloop
root.mainloop()
def GetCurrentPeelActor(self, currentPeel):
lut = vtkWindowLevelLookupTable()
lut.SetWindow(self.window_width)
lut.SetLevel(self.window_level)
lut.Build()
init = self.window_level - self.window_width / 2
end = self.window_level + self.window_width / 2
# Set mapper auto
mapper = vtkPolyDataMapper()
mapper.SetInputData(currentPeel)
mapper.SetScalarRange(init, end)
mapper.SetLookupTable(lut)
mapper.InterpolateScalarsBeforeMappingOn()
# Set actor
self.currentPeelActor.SetMapper(mapper)
self.currentPeelActor.GetProperty().SetBackfaceCulling(1)
self.currentPeelActor.GetProperty().SetOpacity(0.5)
self.currentPeelActor.GetProperty().SetSpecular(0.25)
return self.currentPeelActor
def _volume(self, dimensions, origin, spacing, scalars, surface_alpha,
resolution, blending, center):
# Now we can actually construct the visualization
grid = pyvista.UniformGrid()
grid.dimensions = dimensions + 1 # inject data on the cells
grid.origin = origin
grid.spacing = spacing
_cell_data(grid)['values'] = scalars
# Add contour of enclosed volume (use GetOutput instead of
# GetOutputPort below to avoid updating)
if surface_alpha > 0 or resolution is not None:
grid_alg = vtkCellDataToPointData()
grid_alg.SetInputDataObject(grid)
grid_alg.SetPassCellData(False)
grid_alg.Update()
else:
grid_alg = None
if surface_alpha > 0:
grid_surface = vtkMarchingContourFilter()
grid_surface.ComputeNormalsOn()
grid_surface.ComputeScalarsOff()
grid_surface.SetInputData(grid_alg.GetOutput())
grid_surface.SetValue(0, 0.1)
grid_surface.Update()
grid_mesh = vtkPolyDataMapper()
grid_mesh.SetInputData(grid_surface.GetOutput())
else:
grid_mesh = None
mapper = vtkSmartVolumeMapper()
if resolution is None: # native
mapper.SetScalarModeToUseCellData()
mapper.SetInputDataObject(grid)
else:
upsampler = vtkImageReslice()
upsampler.SetInterpolationModeToLinear() # default anyway
upsampler.SetOutputSpacing(*([resolution] * 3))
upsampler.SetInputConnection(grid_alg.GetOutputPort())
mapper.SetInputConnection(upsampler.GetOutputPort())
# Additive, AverageIntensity, and Composite might also be reasonable
remap = dict(composite='Composite', mip='MaximumIntensity')
getattr(mapper, f'SetBlendModeTo{remap[blending]}')()
volume_pos = vtkVolume()
volume_pos.SetMapper(mapper)
dist = grid.length / (np.mean(grid.dimensions) - 1)
volume_pos.GetProperty().SetScalarOpacityUnitDistance(dist)
if center is not None and blending == 'mip':
# We need to create a minimum intensity projection for the neg half
mapper_neg = vtkSmartVolumeMapper()
if resolution is None: # native
mapper_neg.SetScalarModeToUseCellData()
mapper_neg.SetInputDataObject(grid)
else:
mapper_neg.SetInputConnection(upsampler.GetOutputPort())
mapper_neg.SetBlendModeToMinimumIntensity()
volume_neg = vtkVolume()
volume_neg.SetMapper(mapper_neg)
volume_neg.GetProperty().SetScalarOpacityUnitDistance(dist)
else:
volume_neg = None
return grid, grid_mesh, volume_pos, volume_neg
def ribbon(molecule):
"""Create an actor for ribbon molecular representation.
Parameters
----------
molecule : Molecule
The molecule to be rendered.
Returns
-------
molecule_actor : vtkActor
Actor created to render the rubbon representation of the molecule to be
visualized.
References
----------
Richardson, J.S. The anatomy and taxonomy of protein structure
`Advances in Protein Chemistry, 1981, 34, 167-339.
<https://doi.org/10.1016/S0065-3233(08)60520-3>`_
"""
coords = get_all_atomic_positions(molecule)
all_atomic_numbers = get_all_atomic_numbers(molecule)
num_total_atoms = molecule.total_num_atoms
secondary_structures = np.ones(num_total_atoms)
for i in range(num_total_atoms):
secondary_structures[i] = ord('c')
resi = molecule.residue_seq[i]
for j, _ in enumerate(molecule.sheet):
sheet = molecule.sheet[j]
if molecule.chain[i] != sheet[0] or resi < sheet[1] or \
resi > sheet[3]:
continue
secondary_structures[i] = ord('s')
for j, _ in enumerate(molecule.helix):
helix = molecule.helix[j]
if molecule.chain[i] != helix[0] or resi < helix[1] or \
resi > helix[3]:
continue
secondary_structures[i] = ord('h')
output = cdmvtk.vtkPolyData()
# for atomic numbers
atomic_num_arr = numpy_to_vtk(num_array=all_atomic_numbers,
deep=True,
array_type=ccvtk.VTK_ID_TYPE)
# setting the array name to atom_type as vtkProteinRibbonFilter requires
# the array to be named atom_type
atomic_num_arr.SetName("atom_type")
output.GetPointData().AddArray(atomic_num_arr)
# for atom names
atom_names = ccvtk.vtkStringArray()
# setting the array name to atom_types as vtkProteinRibbonFilter requires
# the array to be named atom_types
atom_names.SetName("atom_types")
atom_names.SetNumberOfTuples(num_total_atoms)
for i in range(num_total_atoms):
atom_names.SetValue(i, molecule.atom_names[i])
output.GetPointData().AddArray(atom_names)
# for residue sequences
residue_seq = numpy_to_vtk(num_array=molecule.residue_seq,
deep=True,
array_type=ccvtk.VTK_ID_TYPE)
residue_seq.SetName("residue")
output.GetPointData().AddArray(residue_seq)
# for chain
chain = numpy_to_vtk(num_array=molecule.chain,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
chain.SetName("chain")
output.GetPointData().AddArray(chain)
# for secondary structures
s_s = numpy_to_vtk(num_array=secondary_structures,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
s_s.SetName("secondary_structures")
output.GetPointData().AddArray(s_s)
# for secondary structures begin
newarr = np.ones(num_total_atoms)
s_sb = numpy_to_vtk(num_array=newarr,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
s_sb.SetName("secondary_structures_begin")
output.GetPointData().AddArray(s_sb)
# for secondary structures end
newarr = np.ones(num_total_atoms)
s_se = numpy_to_vtk(num_array=newarr,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
s_se.SetName("secondary_structures_end")
output.GetPointData().AddArray(s_se)
# for is_hetatm
is_hetatm = numpy_to_vtk(num_array=molecule.is_hetatm,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
is_hetatm.SetName("ishetatm")
output.GetPointData().AddArray(is_hetatm)
# for model
model = numpy_to_vtk(num_array=molecule.model,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_INT)
model.SetName("model")
output.GetPointData().AddArray(model)
table = PeriodicTable()
# for colors and radii of hetero-atoms
radii = np.ones((num_total_atoms, 3))
rgb = np.ones((num_total_atoms, 3))
for i in range(num_total_atoms):
radii[i] = np.repeat(table.atomic_radius(all_atomic_numbers[i], 'VDW'),
3)
rgb[i] = table.atom_color(all_atomic_numbers[i])
Rgb = numpy_to_vtk(num_array=rgb,
deep=True,
array_type=ccvtk.VTK_UNSIGNED_CHAR)
Rgb.SetName("rgb_colors")
output.GetPointData().SetScalars(Rgb)
Radii = numpy_to_vtk(num_array=radii,
deep=True,
array_type=ccvtk.VTK_FLOAT)
Radii.SetName("radius")
output.GetPointData().SetVectors(Radii)
# setting the coordinates
points = numpy_to_vtk_points(coords)
output.SetPoints(points)
ribbonFilter = dcvtk.vtkProteinRibbonFilter()
ribbonFilter.SetInputData(output)
ribbonFilter.SetCoilWidth(0.2)
ribbonFilter.SetDrawSmallMoleculesAsSpheres(0)
mapper = rcvtk.vtkPolyDataMapper()
mapper.SetInputConnection(ribbonFilter.GetOutputPort())
molecule_actor = rcvtk.vtkActor()
molecule_actor.SetMapper(mapper)
return molecule_actor
def wxVTKRenderWindowInteractorConeExample():
"""Like it says, just a simple example
https://discourse.vtk.org/t/interactor-start-blocking-execution/1095/2
https://gitlab.kitware.com/vtk/vtk/-/blob/master/Wrapping/Python/vtkmodules/wx/wxVTKRenderWindowInteractor.py
ipython --gui=wx
#gui wx
run learn_vtk.py
"""
from vtkmodules.vtkFiltersSources import vtkConeSource
from vtkmodules.vtkRenderingCore import vtkActor, vtkPolyDataMapper, vtkRenderer
from vtkmodules.wx.wxVTKRenderWindowInteractor import wxVTKRenderWindowInteractor
import wx
colors = vtk.vtkNamedColors()
# every wx app needs an app
app = wx.App(False)
# create the top-level frame, sizer and wxVTKRWI
frame = wx.Frame(None, -1, "wxVTKRenderWindowInteractor", size=(400,400))
widget = wxVTKRenderWindowInteractor(frame, -1)
sizer = wx.BoxSizer(wx.VERTICAL)
sizer.Add(widget, 1, wx.EXPAND)
frame.SetSizer(sizer)
frame.Layout()
# It would be more correct (API-wise) to call widget.Initialize() and
# widget.Start() here, but Initialize() calls RenderWindow.Render().
# That Render() call will get through before we can setup the
# RenderWindow() to render via the wxWidgets-created context; this
# causes flashing on some platforms and downright breaks things on
# other platforms. Instead, we call widget.Enable(). This means
# that the RWI::Initialized ivar is not set, but in THIS SPECIFIC CASE,
# that doesn't matter.
widget.Enable(1)
widget.AddObserver("ExitEvent", lambda o,e,f=frame: f.Close())
ren = vtkRenderer()
renwin = widget.GetRenderWindow()
widget.GetRenderWindow().AddRenderer(ren)
cone = vtkConeSource()
cone.SetResolution(8)
coneMapper = vtkPolyDataMapper()
coneMapper.SetInputConnection(cone.GetOutputPort())
coneActor = vtkActor()
coneActor.SetMapper(coneMapper)
ren.AddActor(coneActor)
# show the window
frame.Show()
# It works!
# wx.CallLater(1000*5, lambda : ren.SetBackground(colors.GetColor3d('Blue')))
# wx.CallLater(1000*8, lambda : renwin.Render())
# colors = vtk.vtkNamedColors()
# wx.CallAfter(lambda : ren.SetBackground(colors.GetColor3d('Blue')))
# wx.CallAfter(lambda : renwin.Render())
def fn():
ren.SetBackground(colors.GetColor3d('Blue'))
renwin.Render()
wx.CallLater(1000*3, fn)
#app.MainLoop() # comment out to interact in ipython
return app, ren, renwin
def CreateSurfaceFromPolydata(self,
polydata,
overwrite=False,
index=None,
name=None,
colour=None,
transparency=None,
volume=None,
area=None,
scalar=False):
if self.convert_to_inv:
# convert between invesalius and world space with shift in the Y coordinate
matrix_shape = sl.Slice().matrix.shape
spacing = sl.Slice().spacing
img_shift = spacing[1] * (matrix_shape[1] - 1)
affine = sl.Slice().affine.copy()
affine[1, -1] -= img_shift
affine_vtk = vtk_utils.numpy_to_vtkMatrix4x4(affine)
polydata_transform = vtkTransform()
polydata_transform.PostMultiply()
polydata_transform.Concatenate(affine_vtk)
transformFilter = vtkTransformPolyDataFilter()
transformFilter.SetTransform(polydata_transform)
transformFilter.SetInputData(polydata)
transformFilter.Update()
polydata = transformFilter.GetOutput()
self.convert_to_inv = False
normals = vtkPolyDataNormals()
normals.SetInputData(polydata)
normals.SetFeatureAngle(80)
normals.AutoOrientNormalsOn()
normals.Update()
mapper = vtkPolyDataMapper()
mapper.SetInputData(normals.GetOutput())
if scalar:
mapper.ScalarVisibilityOn()
else:
mapper.ScalarVisibilityOff()
# mapper.ImmediateModeRenderingOn() # improve performance
actor = vtkActor()
actor.SetMapper(mapper)
actor.GetProperty().SetBackfaceCulling(1)
if overwrite:
if index is None:
index = self.last_surface_index
surface = Surface(index=index)
else:
surface = Surface()
if not colour:
surface.colour = random.choice(const.SURFACE_COLOUR)
else:
surface.colour = colour
surface.polydata = polydata
if transparency:
surface.transparency = transparency
if name:
surface.name = name
# Append surface into Project.surface_dict
proj = prj.Project()
if overwrite:
proj.ChangeSurface(surface)
else:
index = proj.AddSurface(surface)
surface.index = index
self.last_surface_index = index
# Set actor colour and transparency
actor.GetProperty().SetColor(surface.colour)
actor.GetProperty().SetOpacity(1 - surface.transparency)
if overwrite and self.actors_dict.keys():
try:
old_actor = self.actors_dict[index]
Publisher.sendMessage('Remove surface actor from viewer',
actor=old_actor)
except KeyError:
pass
self.actors_dict[surface.index] = actor
session = ses.Session()
session.ChangeProject()
# The following lines have to be here, otherwise all volumes disappear
if not volume or not area:
triangle_filter = vtkTriangleFilter()
triangle_filter.SetInputData(polydata)
triangle_filter.Update()
measured_polydata = vtkMassProperties()
measured_polydata.SetInputConnection(
triangle_filter.GetOutputPort())
measured_polydata.Update()
volume = measured_polydata.GetVolume()
area = measured_polydata.GetSurfaceArea()
surface.volume = volume
surface.area = area
print(">>>>", surface.volume)
else:
surface.volume = volume
surface.area = area
self.last_surface_index = surface.index
Publisher.sendMessage('Load surface actor into viewer', actor=actor)
Publisher.sendMessage('Update surface info in GUI', surface=surface)
return surface.index
def _show_surface(self, surface_filename, surface_measures, overwrite,
surface_name, colour, dialog):
print(surface_filename, surface_measures)
reader = vtkXMLPolyDataReader()
reader.SetFileName(surface_filename)
reader.Update()
polydata = reader.GetOutput()
# Map polygonal data (vtkPolyData) to graphics primitives.
mapper = vtkPolyDataMapper()
mapper.SetInputData(polydata)
mapper.ScalarVisibilityOff()
# mapper.ReleaseDataFlagOn()
# mapper.ImmediateModeRenderingOn() # improve performance
# Represent an object (geometry & properties) in the rendered scene
actor = vtkActor()
actor.GetProperty().SetBackfaceCulling(1)
actor.SetMapper(mapper)
del mapper
#Create Surface instance
if overwrite:
surface = Surface(index=self.last_surface_index)
else:
surface = Surface(name=surface_name)
surface.colour = colour
surface.polydata = polydata
surface.volume = surface_measures['volume']
surface.area = surface_measures['area']
del polydata
# Set actor colour and transparency
actor.GetProperty().SetColor(colour)
actor.GetProperty().SetOpacity(1 - surface.transparency)
prop = actor.GetProperty()
interpolation = int(ses.Session().surface_interpolation)
prop.SetInterpolation(interpolation)
proj = prj.Project()
if overwrite:
proj.ChangeSurface(surface)
else:
index = proj.AddSurface(surface)
surface.index = index
self.last_surface_index = index
session = ses.Session()
session.ChangeProject()
Publisher.sendMessage('Load surface actor into viewer', actor=actor)
# Send actor by pubsub to viewer's render
if overwrite and self.actors_dict.keys():
old_actor = self.actors_dict[self.last_surface_index]
Publisher.sendMessage('Remove surface actor from viewer',
actor=old_actor)
# Save actor for future management tasks
self.actors_dict[surface.index] = actor
Publisher.sendMessage('Update surface info in GUI', surface=surface)
Publisher.sendMessage('End busy cursor')
dialog.running = False
def main():
colors = vtkNamedColors()
operation = "intersection"
reader = vtkUnstructuredGridReader()
reader.SetFileName(ATRIA_VTK_FILE)
geo_filter = vtkGeometryFilter()
geo_filter.SetInputConnection(reader.GetOutputPort())
geo_filter.Update()
poly1 = geo_filter.GetOutput()
tri1 = vtkTriangleFilter()
tri1.SetInputData(poly1)
clean1 = vtkCleanPolyData()
clean1.SetInputConnection(tri1.GetOutputPort())
clean1.Update()
input1 = clean1.GetOutput()
sphereSource1 = vtkSphereSource()
sphereSource1.SetCenter(20.43808060942321, 18.333007878470767,
34.5753857481471)
sphereSource1.SetRadius(0.5)
# sphereSource1.SetPhiResolution(21)
# sphereSource1.SetThetaResolution(21)
sphereSource1.Update()
input2 = sphereSource1.GetOutput()
input1Mapper = vtkPolyDataMapper()
input1Mapper.SetInputData(input1)
input1Mapper.ScalarVisibilityOff()
input1Actor = vtkActor()
input1Actor.SetMapper(input1Mapper)
input1Actor.GetProperty().SetDiffuseColor(colors.GetColor3d("Tomato"))
input1Actor.GetProperty().SetSpecular(0.6)
input1Actor.GetProperty().SetSpecularPower(20)
# input1Actor.SetPosition(input1.GetBounds()[1] - input1.GetBounds()[0], 0, 0)
input2Mapper = vtkPolyDataMapper()
input2Mapper.SetInputData(input2)
input2Mapper.ScalarVisibilityOff()
input2Actor = vtkActor()
input2Actor.SetMapper(input2Mapper)
input2Actor.GetProperty().SetDiffuseColor(colors.GetColor3d("Mint"))
input2Actor.GetProperty().SetSpecular(0.6)
input2Actor.GetProperty().SetSpecularPower(20)
# input2Actor.SetPosition(-(input1.GetBounds()[1] - input1.GetBounds()[0]), 0, 0)
booleanOperation = vtkBooleanOperationPolyDataFilter()
if operation.lower() == "union":
booleanOperation.SetOperationToUnion()
elif operation.lower() == "intersection":
booleanOperation.SetOperationToIntersection()
elif operation.lower() == "difference":
booleanOperation.SetOperationToDifference()
else:
print("Unknown operation:", operation)
return
booleanOperation.SetInputData(0, input1)
booleanOperation.SetInputData(1, input2)
booleanOperationMapper = vtkPolyDataMapper()
booleanOperationMapper.SetInputConnection(booleanOperation.GetOutputPort())
booleanOperationMapper.ScalarVisibilityOff()
booleanOperationActor = vtkActor()
booleanOperationActor.SetMapper(booleanOperationMapper)
booleanOperationActor.GetProperty().SetDiffuseColor(
colors.GetColor3d("Banana"))
booleanOperationActor.GetProperty().SetSpecular(0.6)
booleanOperationActor.GetProperty().SetSpecularPower(20)
renderer = vtkRenderer()
renderer.AddViewProp(input1Actor)
renderer.AddViewProp(input2Actor)
renderer.AddViewProp(booleanOperationActor)
renderer.SetBackground(colors.GetColor3d("Silver"))
renderWindow = vtkRenderWindow()
renderWindow.AddRenderer(renderer)
renderWindow.SetSize(640, 480)
renderWindow.SetWindowName("BooleanOperationPolyDataFilter")
viewUp = [0.0, 0.0, 1.0]
position = [0.0, -1.0, 0.0]
PositionCamera(renderer, viewUp, position)
renderer.GetActiveCamera().Dolly(1.4)
renderer.ResetCameraClippingRange()
renWinInteractor = vtkRenderWindowInteractor()
renWinInteractor.SetRenderWindow(renderWindow)
renderWindow.Render()
renWinInteractor.Start()
