def __init__(self):
self.lookupTable = vtk.vtkLookupTable()
self.lookupTable.SetRampToLinear()
self.lookupTable.SetNumberOfTableValues(2)
self.lookupTable.SetTableRange(0, 1)
self.lookupTable.SetTableValue(0, 0, 0, 0, 0)
self.colorMapper = vtk.vtkImageMapToRGBA()
self.colorMapper.SetOutputFormatToRGBA()
self.colorMapper.SetLookupTable(self.lookupTable)
self.thresholdFilter = vtk.vtkImageThreshold()
self.thresholdFilter.SetInValue(1)
self.thresholdFilter.SetOutValue(0)
self.thresholdFilter.SetOutputScalarTypeToUnsignedChar()
# Feedback actor
self.mapper = vtk.vtkImageMapper()
self.dummyImage = vtk.vtkImageData()
self.dummyImage.AllocateScalars(vtk.VTK_UNSIGNED_INT, 1)
self.mapper.SetInputData(self.dummyImage)
self.actor = vtk.vtkActor2D()
self.actor.VisibilityOff()
self.actor.SetMapper(self.mapper)
self.mapper.SetColorWindow(255)
self.mapper.SetColorLevel(128)
# Setup pipeline
self.colorMapper.SetInputConnection(
self.thresholdFilter.GetOutputPort())
self.mapper.SetInputConnection(self.colorMapper.GetOutputPort())
def __init__(self):
self.lookupTable = vtk.vtkLookupTable()
self.lookupTable.SetRampToLinear()
self.lookupTable.SetNumberOfTableValues(2)
self.lookupTable.SetTableRange(0, 1)
self.lookupTable.SetTableValue(0, 0, 0, 0, 0)
self.colorMapper = vtk.vtkImageMapToRGBA()
self.colorMapper.SetOutputFormatToRGBA()
self.colorMapper.SetLookupTable(self.lookupTable)
self.thresholdFilter = vtk.vtkImageThreshold()
self.thresholdFilter.SetInValue(1)
self.thresholdFilter.SetOutValue(0)
self.thresholdFilter.SetOutputScalarTypeToUnsignedChar()
# Feedback actor
self.mapper = vtk.vtkImageMapper()
self.dummyImage = vtk.vtkImageData()
self.dummyImage.AllocateScalars(vtk.VTK_UNSIGNED_INT, 1)
self.mapper.SetInputData(self.dummyImage)
self.actor = vtk.vtkActor2D()
self.actor.VisibilityOff()
self.actor.SetMapper(self.mapper)
self.mapper.SetColorWindow(255)
self.mapper.SetColorLevel(128)
# Setup pipeline
self.colorMapper.SetInputConnection(self.thresholdFilter.GetOutputPort())
self.mapper.SetInputConnection(self.colorMapper.GetOutputPort())
def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(
self, module_manager,
vtk.vtkImageMapToRGBA(), 'Processing.',
('vtkImageData',), ('vtkImageData',),
replaceDoc=True,
inputFunctions=None, outputFunctions=None)
def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(self,
module_manager,
vtk.vtkImageMapToRGBA(),
'Processing.', ('vtkImageData', ),
('vtkImageData', ),
replaceDoc=True,
inputFunctions=None,
outputFunctions=None)
def preview(self, color=None):
if not self.editUtil.getBackgroundImage(
) or not self.editUtil.getLabelImage():
return
#
# make a lookup table where inside the threshold is opaque and colored
# by the label color, while the background is transparent (black)
# - apply the threshold operation to the currently visible background
# (output of the layer logic's vtkImageReslice instance)
#
if not color:
color = self.getPaintColor
if not self.lut:
self.lut = vtk.vtkLookupTable()
self.lut.SetRampToLinear()
self.lut.SetNumberOfTableValues(2)
self.lut.SetTableRange(0, 1)
self.lut.SetTableValue(0, 0, 0, 0, 0)
r, g, b, a = color
self.lut.SetTableValue(1, r, g, b, a)
if not self.map:
self.map = vtk.vtkImageMapToRGBA()
self.map.SetOutputFormatToRGBA()
self.map.SetLookupTable(self.lut)
if not self.thresh:
self.thresh = vtk.vtkImageThreshold()
sliceLogic = self.sliceWidget.sliceLogic()
backgroundLogic = sliceLogic.GetBackgroundLayer()
if vtk.VTK_MAJOR_VERSION <= 5:
self.thresh.SetInput(backgroundLogic.GetReslice().GetOutput())
else:
self.thresh.SetInputConnection(
backgroundLogic.GetReslice().GetOutputPort())
self.thresh.ThresholdBetween(self.min, self.max)
self.thresh.SetInValue(1)
self.thresh.SetOutValue(0)
self.thresh.SetOutputScalarTypeToUnsignedChar()
if vtk.VTK_MAJOR_VERSION <= 5:
self.map.SetInput(self.thresh.GetOutput())
self.map.Update()
self.cursorMapper.SetInput(self.map.GetOutput())
else:
self.map.SetInputConnection(self.thresh.GetOutputPort())
self.cursorMapper.SetInputConnection(self.map.GetOutputPort())
self.cursorActor.VisibilityOn()
self.sliceView.scheduleRender()
def preview(self,color=None):
if not self.editUtil.getBackgroundImage() or not self.editUtil.getLabelImage():
return
#
# make a lookup table where inside the threshold is opaque and colored
# by the label color, while the background is transparent (black)
# - apply the threshold operation to the currently visible background
# (output of the layer logic's vtkImageReslice instance)
#
if not color:
color = self.getPaintColor
if not self.lut:
self.lut = vtk.vtkLookupTable()
self.lut.SetRampToLinear()
self.lut.SetNumberOfTableValues( 2 )
self.lut.SetTableRange( 0, 1 )
self.lut.SetTableValue( 0, 0, 0, 0, 0 )
r,g,b,a = color
self.lut.SetTableValue( 1, r, g, b, a )
if not self.map:
self.map = vtk.vtkImageMapToRGBA()
self.map.SetOutputFormatToRGBA()
self.map.SetLookupTable( self.lut )
if not self.thresh:
self.thresh = vtk.vtkImageThreshold()
sliceLogic = self.sliceWidget.sliceLogic()
backgroundLogic = sliceLogic.GetBackgroundLayer()
if vtk.VTK_MAJOR_VERSION <= 5:
self.thresh.SetInput( backgroundLogic.GetReslice().GetOutput() )
else:
self.thresh.SetInputConnection( backgroundLogic.GetReslice().GetOutputPort() )
self.thresh.ThresholdBetween( self.min, self.max )
self.thresh.SetInValue( 1 )
self.thresh.SetOutValue( 0 )
self.thresh.SetOutputScalarTypeToUnsignedChar()
if vtk.VTK_MAJOR_VERSION <= 5:
self.map.SetInput( self.thresh.GetOutput() )
self.map.Update()
self.cursorMapper.SetInput( self.map.GetOutput() )
else:
self.map.SetInputConnection( self.thresh.GetOutputPort() )
self.cursorMapper.SetInputConnection( self.map.GetOutputPort() )
self.cursorActor.VisibilityOn()
self.sliceView.scheduleRender()
#!/usr/bin/env python
import vtk
from vtk.test import Testing
from vtk.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
# Make an image larger by repeating the data. Tile.
# Image pipeline
reader = vtk.vtkPNMReader()
reader.ReleaseDataFlagOff()
reader.SetFileName("" + str(VTK_DATA_ROOT) + "/Data/earth.ppm")
pad = vtk.vtkImageMirrorPad()
pad.SetInputConnection(reader.GetOutputPort())
pad.SetOutputWholeExtent(-120, 320, -120, 320, 0, 0)
quant = vtk.vtkImageQuantizeRGBToIndex()
quant.SetInputConnection(pad.GetOutputPort())
quant.SetNumberOfColors(16)
quant.Update()
map = vtk.vtkImageMapToRGBA()
map.SetInputConnection(quant.GetOutputPort())
map.SetLookupTable(quant.GetLookupTable())
viewer = vtk.vtkImageViewer()
viewer.SetInputConnection(map.GetOutputPort())
viewer.SetColorWindow(256)
viewer.SetColorLevel(127)
viewer.GetActor2D().SetDisplayPosition(110, 110)
viewer.Render()
# --- end of script --
#!/usr/bin/env python
import vtk
from vtk.test import Testing
from vtk.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
# Make an image larger by repeating the data. Tile.
# Image pipeline
reader = vtk.vtkPNMReader()
reader.ReleaseDataFlagOff()
reader.SetFileName("" + str(VTK_DATA_ROOT) + "/Data/earth.ppm")
pad = vtk.vtkImageMirrorPad()
pad.SetInputConnection(reader.GetOutputPort())
pad.SetOutputWholeExtent(-120,320,-120,320,0,0)
quant = vtk.vtkImageQuantizeRGBToIndex()
quant.SetInputConnection(pad.GetOutputPort())
quant.SetNumberOfColors(16)
quant.Update()
map = vtk.vtkImageMapToRGBA()
map.SetInputConnection(quant.GetOutputPort())
map.SetLookupTable(quant.GetLookupTable())
viewer = vtk.vtkImageViewer()
viewer.SetInputConnection(map.GetOutputPort())
viewer.SetColorWindow(256)
viewer.SetColorLevel(127)
viewer.GetActor2D().SetDisplayPosition(110,110)
viewer.Render()
# --- end of script --
