def __init__(self, module_manager):
SimpleVTKClassModuleBase.__init__(
self, module_manager,
vtk.vtkVectorDot(), 'Processing.',
('vtkDataSet',), ('vtkDataSet',),
replaceDoc=True,
inputFunctions=None, outputFunctions=None)
def main():
file_name, color_scheme = get_program_parameters()
colors = vtk.vtkNamedColors()
# Read a vtk file
#
plate = vtk.vtkPolyDataReader()
plate.SetFileName(file_name)
plate.SetVectorsName("mode8")
plate.Update()
warp = vtk.vtkWarpVector()
warp.SetInputConnection(plate.GetOutputPort())
warp.SetScaleFactor(0.5)
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(warp.GetOutputPort())
color = vtk.vtkVectorDot()
color.SetInputConnection(normals.GetOutputPort())
lut = vtk.vtkLookupTable()
MakeLUT(color_scheme, lut)
plateMapper = vtk.vtkDataSetMapper()
plateMapper.SetInputConnection(color.GetOutputPort())
plateMapper.SetLookupTable(lut)
plateMapper.SetScalarRange(-1, 1)
plateActor = vtk.vtkActor()
plateActor.SetMapper(plateMapper)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(plateActor)
ren.SetBackground(colors.GetColor3d("Wheat"))
renWin.SetSize(512, 512)
ren.GetActiveCamera().SetPosition(13.3991, 14.0764, 9.97787)
ren.GetActiveCamera().SetFocalPoint(1.50437, 0.481517, 4.52992)
ren.GetActiveCamera().SetViewAngle(30)
ren.GetActiveCamera().SetViewUp(-0.120861, 0.458556, -0.880408)
ren.GetActiveCamera().SetClippingRange(12.5724, 26.8374)
# Render the image.
renWin.Render()
iren.Start()
iren.SetRenderWindow(renWin)
# read a vtk file
#
plate = vtk.vtkPolyDataReader()
plate.SetFileName(VTK_DATA_ROOT + "/Data/plate.vtk")
plate.SetVectorsName("mode8")
warp = vtk.vtkWarpVector()
warp.SetInputConnection(plate.GetOutputPort())
warp.SetScaleFactor(0.5)
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(warp.GetOutputPort())
color = vtk.vtkVectorDot()
color.SetInputConnection(normals.GetOutputPort())
lut = vtk.vtkLookupTable()
lut.SetNumberOfColors(256)
lut.Build()
i = 0
while i < 128:
lut.SetTableValue(i, (128.0 - i) / 128.0, (128.0 - i) / 128.0,
(128.0 - i) / 128.0, 1)
i += 1
i = 128
while i < 256:
lut.SetTableValue(i, (i - 128.0) / 128.0, (i - 128.0) / 128.0,
ren1 = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren1)
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
# read a vtk file
#
plate = vtk.vtkPolyDataReader()
plate.SetFileName("" + str(VTK_DATA_ROOT) + "/Data/plate.vtk")
plate.SetVectorsName("mode8")
warp = vtk.vtkWarpVector()
warp.SetInputConnection(plate.GetOutputPort())
warp.SetScaleFactor(0.5)
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(warp.GetOutputPort())
color = vtk.vtkVectorDot()
color.SetInputConnection(normals.GetOutputPort())
lut = vtk.vtkLookupTable()
lut.SetNumberOfColors(256)
lut.Build()
i = 0
while i < 128:
lut.SetTableValue(i,expr.expr(globals(), locals(),["(","128.0","-i",")/","128.0"]),expr.expr(globals(), locals(),["(","128.0","-i",")/","128.0"]),expr.expr(globals(), locals(),["(","128.0","-i",")/","128.0"]),1)
i = i + 1
i = 128
while i < 256:
lut.SetTableValue(i,expr.expr(globals(), locals(),["(","i","-128.0",")/","128.0"]),expr.expr(globals(), locals(),["(","i","-128.0",")/","128.0"]),expr.expr(globals(), locals(),["(","i","-128.0",")/","128.0"]),1)
i = i + 1
plateMapper = vtk.vtkDataSetMapper()
def main():
file_name = get_program_parameters()
colors = vtk.vtkNamedColors()
# Set the colors.
colors.SetColor("PlateColor", [255, 160, 140, 255])
colors.SetColor("BkgColor", [65, 99, 149, 255])
# Read a vtk file
#
plate = vtk.vtkPolyDataReader()
plate.SetFileName(file_name)
plate.Update()
bounds = [0] * 6
plate.GetOutput().GetBounds(bounds)
plate.SetVectorsName("mode2")
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(plate.GetOutputPort())
warp = vtk.vtkWarpVector()
warp.SetInputConnection(normals.GetOutputPort())
warp.SetScaleFactor(0.5)
color = vtk.vtkVectorDot()
color.SetInputConnection(warp.GetOutputPort())
plateMapper = vtk.vtkDataSetMapper()
plateMapper.SetInputConnection(warp.GetOutputPort())
plateActor = vtk.vtkActor()
plateActor.SetMapper(plateMapper)
plateActor.GetProperty().SetColor(colors.GetColor3d("PlateColor"))
plateActor.RotateX(-90)
# Create the outline.
#
outline = vtk.vtkOutlineFilter()
outline.SetInputConnection(plate.GetOutputPort())
spikeMapper = vtk.vtkPolyDataMapper()
spikeMapper.SetInputConnection(outline.GetOutputPort())
outlineActor = vtk.vtkActor()
outlineActor.SetMapper(spikeMapper)
outlineActor.RotateX(-90)
outlineActor.GetProperty().SetColor(colors.GetColor3d("White"))
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
iren = vtk.vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(plateActor)
ren.AddActor(outlineActor)
renWin.SetSize(500, 500)
# Render the image.
renWin.Render()
ren.SetBackground(colors.GetColor3d("BkgColor"))
# This closely matches the original illustration.
ren.GetActiveCamera().SetPosition(-3.7, 13, 15.5)
ren.ResetCameraClippingRange()
renWin.Render()
iren.Start()
