def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(
self, module_manager,
vtk.vtkImageCursor3D(), 'Processing.',
('vtkImageData',), ('vtkImageData',),
replaceDoc=True,
inputFunctions=None, outputFunctions=None)
def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(self,
module_manager,
vtk.vtkImageCursor3D(),
'Processing.', ('vtkImageData', ),
('vtkImageData', ),
replaceDoc=True,
inputFunctions=None,
outputFunctions=None)
reader = vtk.vtkSLCReader()
reader.SetFileName(VTK_DATA_ROOT + "/Data/nut.slc")
# make the image a little bigger
magnify1 = vtk.vtkImageMagnify()
magnify1.SetInputConnection(reader.GetOutputPort())
magnify1.SetMagnificationFactors(IMAGE_MAG_X, IMAGE_MAG_Y, IMAGE_MAG_Z)
magnify1.ReleaseDataFlagOn()
magnify2 = vtk.vtkImageMagnify()
magnify2.SetInputConnection(reader.GetOutputPort())
magnify2.SetMagnificationFactors(IMAGE_MAG_X, IMAGE_MAG_Y, IMAGE_MAG_Z)
magnify2.ReleaseDataFlagOn()
# a filter that does in place processing (magnify ReleaseDataFlagOn)
cursor = vtk.vtkImageCursor3D()
cursor.SetInputConnection(magnify1.GetOutputPort())
cursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X,
CURSOR_Y * IMAGE_MAG_Y,
CURSOR_Z * IMAGE_MAG_Z)
cursor.SetCursorValue(255)
cursor.SetCursorRadius(50 * IMAGE_MAG_X)
# stream to increase coverage of in place filter.
# put the two together in one image
imageAppend = vtk.vtkImageAppend()
imageAppend.SetAppendAxis(0)
imageAppend.AddInputConnection(magnify2.GetOutputPort())
imageAppend.AddInputConnection(cursor.GetOutputPort())
viewer = vtk.vtkImageViewer()
def SetUp(self):
'''
Set up cursor3D
'''
def OnClosing():
self.root.quit()
def ViewerDown(tkvw):
viewer = tkvw.GetImageViewer()
ViewerSetZSlice(tkvw, viewer.GetZSlice() - 1)
def ViewerUp(tkvw):
viewer = tkvw.GetImageViewer()
ViewerSetZSlice(tkvw, viewer.GetZSlice() + 1)
def ViewerSetZSlice(tkvw, z):
viewer = tkvw.GetImageViewer()
viewer.SetZSlice(z)
txt = 'slice: ' + str(z)
sliceLabel.configure(text=txt)
tkvw.Render()
def SetCursorFromViewer(event):
x = int(event.x)
y = int(event.y)
# We have to flip y axis because tk uses upper right origin.
self.root.update_idletasks()
height = int(self.tkvw.configure()['height'][4])
y = height - y
z = self.tkvw.GetImageViewer().GetZSlice()
SetCursor(x / IMAGE_MAG_X, y / IMAGE_MAG_Y, z / IMAGE_MAG_Z)
def SetCursor(x, y, z):
CURSOR_X = x
CURSOR_Y = y
CURSOR_Z = z
axes.SetOrigin(CURSOR_X, CURSOR_Y, CURSOR_Z)
imageCursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X,
CURSOR_Y * IMAGE_MAG_Y,
CURSOR_Z * IMAGE_MAG_Z)
self.viewer.Render()
self.tkrw.Render()
# Pipeline stuff.
reader = vtk.vtkSLCReader()
reader.SetFileName(VTK_DATA_ROOT + "/Data/neghip.slc")
# Cursor stuff
magnify = vtk.vtkImageMagnify()
magnify.SetInputConnection(reader.GetOutputPort())
magnify.SetMagnificationFactors(IMAGE_MAG_X, IMAGE_MAG_Y, IMAGE_MAG_Z)
imageCursor = vtk.vtkImageCursor3D()
imageCursor.SetInputConnection(magnify.GetOutputPort())
imageCursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X,
CURSOR_Y * IMAGE_MAG_Y,
CURSOR_Z * IMAGE_MAG_Z)
imageCursor.SetCursorValue(255)
imageCursor.SetCursorRadius(50 * IMAGE_MAG_X)
axes = vtk.vtkAxes()
axes.SymmetricOn()
axes.SetOrigin(CURSOR_X, CURSOR_Y, CURSOR_Z)
axes.SetScaleFactor(50.0)
axes_mapper = vtk.vtkPolyDataMapper()
axes_mapper.SetInputConnection(axes.GetOutputPort())
axesActor = vtk.vtkActor()
axesActor.SetMapper(axes_mapper)
axesActor.GetProperty().SetAmbient(0.5)
# Image viewer stuff.
viewer = vtk.vtkImageViewer()
viewer.SetInputConnection(imageCursor.GetOutputPort())
viewer.SetZSlice(CURSOR_Z * IMAGE_MAG_Z)
viewer.SetColorWindow(256)
viewer.SetColorLevel(128)
# Create transfer functions for opacity and color.
opacity_transfer_function = vtk.vtkPiecewiseFunction()
opacity_transfer_function.AddPoint(20, 0.0)
opacity_transfer_function.AddPoint(255, 0.2)
color_transfer_function = vtk.vtkColorTransferFunction()
color_transfer_function.AddRGBPoint(0, 0, 0, 0)
color_transfer_function.AddRGBPoint(64, 1, 0, 0)
color_transfer_function.AddRGBPoint(128, 0, 0, 1)
color_transfer_function.AddRGBPoint(192, 0, 1, 0)
color_transfer_function.AddRGBPoint(255, 0, .2, 0)
# Create properties, mappers, volume actors, and ray cast function.
volume_property = vtk.vtkVolumeProperty()
volume_property.SetColor(color_transfer_function)
# volume_property.SetColor(color_transfer_function[0],
# color_transfer_function[1],
# color_transfer_function[2])
volume_property.SetScalarOpacity(opacity_transfer_function)
volume_mapper = vtk.vtkFixedPointVolumeRayCastMapper()
volume_mapper.SetInputConnection(reader.GetOutputPort())
volume = vtk.vtkVolume()
volume.SetMapper(volume_mapper)
volume.SetProperty(volume_property)
# Create outline.
outline = vtk.vtkOutlineFilter()
outline.SetInputConnection(reader.GetOutputPort())
outline_mapper = vtk.vtkPolyDataMapper()
outline_mapper.SetInputConnection(outline.GetOutputPort())
outlineActor = vtk.vtkActor()
outlineActor.SetMapper(outline_mapper)
outlineActor.GetProperty().SetColor(1, 1, 1)
# Create the renderer.
ren = vtk.vtkRenderer()
ren.AddActor(axesActor)
ren.AddVolume(volume)
ren.SetBackground(0.1, 0.2, 0.4)
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
renWin.SetSize(256, 256)
# Create the GUI: two renderer widgets and a quit button.
self.root = tkinter.Tk()
self.root.title("cursor3D")
# Define what to do when the user explicitly closes a window.
self.root.protocol("WM_DELETE_WINDOW", OnClosing)
# Help label, frame and quit button
helpLabel = tkinter.Label(
self.root,
text=
"MiddleMouse (or shift-LeftMouse) in image viewer to place cursor")
displayFrame = tkinter.Frame(self.root)
quitButton = tkinter.Button(self.root, text="Quit", command=OnClosing)
# Pack the GUI.
helpLabel.pack()
displayFrame.pack(fill=BOTH, expand=TRUE)
quitButton.pack(fill=X)
# Create the viewer widget.
viewerFrame = tkinter.Frame(displayFrame)
viewerFrame.pack(padx=3,
pady=3,
side=LEFT,
anchor=N,
fill=BOTH,
expand=FALSE)
self.tkvw = vtkTkImageViewerWidget(viewerFrame,
iv=viewer,
width=264,
height=264)
viewerControls = tkinter.Frame(viewerFrame)
viewerControls.pack(side=BOTTOM, anchor=S, fill=BOTH, expand=TRUE)
self.tkvw.pack(side=TOP, anchor=N, fill=BOTH, expand=FALSE)
downButton = tkinter.Button(viewerControls,
text="Down",
command=[ViewerDown, self.tkvw])
upButton = tkinter.Button(viewerControls,
text="Up",
command=[ViewerUp, self.tkvw])
sliceLabel = tkinter.Label(viewerControls,
text="slice: " +
str(CURSOR_Z * IMAGE_MAG_Z))
downButton.pack(side=LEFT, expand=TRUE, fill=BOTH)
upButton.pack(side=LEFT, expand=TRUE, fill=BOTH)
sliceLabel.pack(side=LEFT, expand=TRUE, fill=BOTH)
# Create the render widget
renderFrame = tkinter.Frame(displayFrame)
renderFrame.pack(padx=3,
pady=3,
side=LEFT,
anchor=N,
fill=BOTH,
expand=TRUE)
self.tkrw = vtkTkRenderWidget(renderFrame,
rw=renWin,
width=264,
height=264)
self.tkrw.pack(side=TOP, anchor=N, fill=BOTH, expand=TRUE)
# Bindings
self.tkvw.BindTkImageViewer()
self.tkrw.BindTkRenderWidget()
# Lets add an extra binding of the middle button in the image viewer
# to set the cursor location.
self.tkvw.bind('<Button-2>', SetCursorFromViewer)
self.tkvw.bind('<Shift-Button-1>', SetCursorFromViewer)
# Associate the functions with the buttons and label.
#
downButton.config(command=partial(ViewerDown, self.tkvw))
upButton.config(command=partial(ViewerUp, self.tkvw))
IMAGE_MAG_X = 4
IMAGE_MAG_Y = 4
IMAGE_MAG_Z = 1
# Pipeline stuff
reader = vtk.vtkSLCReader()
reader.SetFileName(str(VTK_DATA_ROOT) + "/Data/neghip.slc")
# Cursor stuff
magnify = vtk.vtkImageMagnify()
magnify.SetInputConnection(reader.GetOutputPort())
magnify.SetMagnificationFactors(IMAGE_MAG_X, IMAGE_MAG_Y, IMAGE_MAG_Z)
image_cursor = vtk.vtkImageCursor3D()
image_cursor.SetInputConnection(magnify.GetOutputPort())
image_cursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X, CURSOR_Y * IMAGE_MAG_Y,
CURSOR_Z * IMAGE_MAG_Z)
image_cursor.SetCursorValue(255)
image_cursor.SetCursorRadius(50 * IMAGE_MAG_X)
axes = vtk.vtkAxes()
axes.SymmetricOn()
axes.SetOrigin(CURSOR_X, CURSOR_Y, CURSOR_Z)
axes.SetScaleFactor(50.0)
axes_mapper = vtk.vtkPolyDataMapper()
axes_mapper.SetInputConnection(axes.GetOutputPort())
axesActor = vtk.vtkActor()
def SetUp(self):
"""
Set up cursor3D
"""
def OnClosing():
self.root.quit()
def ViewerDown(tkvw):
viewer = tkvw.GetImageViewer()
ViewerSetZSlice(tkvw, viewer.GetZSlice() - 1)
def ViewerUp(tkvw):
viewer = tkvw.GetImageViewer()
ViewerSetZSlice(tkvw, viewer.GetZSlice() + 1)
def ViewerSetZSlice(tkvw, z):
viewer = tkvw.GetImageViewer()
viewer.SetZSlice(z)
txt = "slice: " + str(z)
sliceLabel.configure(text=txt)
tkvw.Render()
def SetCursorFromViewer(event):
x = int(event.x)
y = int(event.y)
# We have to flip y axis because tk uses upper right origin.
self.root.update_idletasks()
height = int(self.tkvw.configure()["height"][4])
y = height - y
z = self.tkvw.GetImageViewer().GetZSlice()
SetCursor(x / IMAGE_MAG_X, y / IMAGE_MAG_Y, z / IMAGE_MAG_Z)
def SetCursor(x, y, z):
CURSOR_X = x
CURSOR_Y = y
CURSOR_Z = z
axes.SetOrigin(CURSOR_X, CURSOR_Y, CURSOR_Z)
imageCursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X, CURSOR_Y * IMAGE_MAG_Y, CURSOR_Z * IMAGE_MAG_Z)
self.viewer.Render()
self.tkrw.Render()
# Pipeline stuff.
reader = vtk.vtkSLCReader()
reader.SetFileName(VTK_DATA_ROOT + "/Data/neghip.slc")
# Cursor stuff
magnify = vtk.vtkImageMagnify()
magnify.SetInputConnection(reader.GetOutputPort())
magnify.SetMagnificationFactors(IMAGE_MAG_X, IMAGE_MAG_Y, IMAGE_MAG_Z)
imageCursor = vtk.vtkImageCursor3D()
imageCursor.SetInputConnection(magnify.GetOutputPort())
imageCursor.SetCursorPosition(CURSOR_X * IMAGE_MAG_X, CURSOR_Y * IMAGE_MAG_Y, CURSOR_Z * IMAGE_MAG_Z)
imageCursor.SetCursorValue(255)
imageCursor.SetCursorRadius(50 * IMAGE_MAG_X)
axes = vtk.vtkAxes()
axes.SymmetricOn()
axes.SetOrigin(CURSOR_X, CURSOR_Y, CURSOR_Z)
axes.SetScaleFactor(50.0)
axes_mapper = vtk.vtkPolyDataMapper()
axes_mapper.SetInputConnection(axes.GetOutputPort())
axesActor = vtk.vtkActor()
axesActor.SetMapper(axes_mapper)
axesActor.GetProperty().SetAmbient(0.5)
# Image viewer stuff.
viewer = vtk.vtkImageViewer()
viewer.SetInputConnection(imageCursor.GetOutputPort())
viewer.SetZSlice(CURSOR_Z * IMAGE_MAG_Z)
viewer.SetColorWindow(256)
viewer.SetColorLevel(128)
# Create transfer functions for opacity and color.
opacity_transfer_function = vtk.vtkPiecewiseFunction()
opacity_transfer_function.AddPoint(20, 0.0)
opacity_transfer_function.AddPoint(255, 0.2)
color_transfer_function = vtk.vtkColorTransferFunction()
color_transfer_function.AddRGBPoint(0, 0, 0, 0)
color_transfer_function.AddRGBPoint(64, 1, 0, 0)
color_transfer_function.AddRGBPoint(128, 0, 0, 1)
color_transfer_function.AddRGBPoint(192, 0, 1, 0)
color_transfer_function.AddRGBPoint(255, 0, 0.2, 0)
# Create properties, mappers, volume actors, and ray cast function.
volume_property = vtk.vtkVolumeProperty()
volume_property.SetColor(color_transfer_function)
# volume_property.SetColor(color_transfer_function[0],
# color_transfer_function[1],
# color_transfer_function[2])
volume_property.SetScalarOpacity(opacity_transfer_function)
volume_mapper = vtk.vtkFixedPointVolumeRayCastMapper()
volume_mapper.SetInputConnection(reader.GetOutputPort())
volume = vtk.vtkVolume()
volume.SetMapper(volume_mapper)
volume.SetProperty(volume_property)
# Create outline.
outline = vtk.vtkOutlineFilter()
outline.SetInputConnection(reader.GetOutputPort())
outline_mapper = vtk.vtkPolyDataMapper()
outline_mapper.SetInputConnection(outline.GetOutputPort())
outlineActor = vtk.vtkActor()
outlineActor.SetMapper(outline_mapper)
outlineActor.GetProperty().SetColor(1, 1, 1)
# Create the renderer.
ren = vtk.vtkRenderer()
ren.AddActor(axesActor)
ren.AddVolume(volume)
ren.SetBackground(0.1, 0.2, 0.4)
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
renWin.SetSize(256, 256)
# Create the GUI: two renderer widgets and a quit button.
self.root = tkinter.Tk()
self.root.title("cursor3D")
# Define what to do when the user explicitly closes a window.
self.root.protocol("WM_DELETE_WINDOW", OnClosing)
# Help label, frame and quit button
helpLabel = tkinter.Label(self.root, text="MiddleMouse (or shift-LeftMouse) in image viewer to place cursor")
displayFrame = tkinter.Frame(self.root)
quitButton = tkinter.Button(self.root, text="Quit", command=OnClosing)
# Pack the GUI.
helpLabel.pack()
displayFrame.pack(fill=BOTH, expand=TRUE)
quitButton.pack(fill=X)
# Create the viewer widget.
viewerFrame = tkinter.Frame(displayFrame)
viewerFrame.pack(padx=3, pady=3, side=LEFT, anchor=N, fill=BOTH, expand=FALSE)
self.tkvw = vtkTkImageViewerWidget(viewerFrame, iv=viewer, width=264, height=264)
viewerControls = tkinter.Frame(viewerFrame)
viewerControls.pack(side=BOTTOM, anchor=S, fill=BOTH, expand=TRUE)
self.tkvw.pack(side=TOP, anchor=N, fill=BOTH, expand=FALSE)
downButton = tkinter.Button(viewerControls, text="Down", command=[ViewerDown, self.tkvw])
upButton = tkinter.Button(viewerControls, text="Up", command=[ViewerUp, self.tkvw])
sliceLabel = tkinter.Label(viewerControls, text="slice: " + str(CURSOR_Z * IMAGE_MAG_Z))
downButton.pack(side=LEFT, expand=TRUE, fill=BOTH)
upButton.pack(side=LEFT, expand=TRUE, fill=BOTH)
sliceLabel.pack(side=LEFT, expand=TRUE, fill=BOTH)
# Create the render widget
renderFrame = tkinter.Frame(displayFrame)
renderFrame.pack(padx=3, pady=3, side=LEFT, anchor=N, fill=BOTH, expand=TRUE)
self.tkrw = vtkTkRenderWidget(renderFrame, rw=renWin, width=264, height=264)
self.tkrw.pack(side=TOP, anchor=N, fill=BOTH, expand=TRUE)
# Bindings
self.tkvw.BindTkImageViewer()
self.tkrw.BindTkRenderWidget()
# Lets add an extra binding of the middle button in the image viewer
# to set the cursor location.
self.tkvw.bind("<Button-2>", SetCursorFromViewer)
self.tkvw.bind("<Shift-Button-1>", SetCursorFromViewer)
# Associate the functions with the buttons and label.
#
downButton.config(command=partial(ViewerDown, self.tkvw))
upButton.config(command=partial(ViewerUp, self.tkvw))