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package require vtk
# this script tests vtkImageReslice with different interpolation modes
# and with a rotation
# Image pipeline
vtkImageReader reader
reader ReleaseDataFlagOff
reader SetDataByteOrderToLittleEndian
reader SetDataExtent 0 63 0 63 1 93
reader SetDataSpacing 3.2 3.2 1.5
reader SetFilePrefix "$VTK_DATA_ROOT/Data/headsq/quarter"
reader SetDataMask 0x7fff
vtkTransform transform
# rotate about the center of the image
transform Translate +100.8 +100.8 +69.0
transform RotateWXYZ 10 1 1 0
transform Translate -100.8 -100.8 -69.0
vtkImageReslice reslice1
reslice1 SetInputConnection [reader GetOutputPort]
reslice1 SetResliceTransform transform
reslice1 SetInterpolationModeToCubic
reslice1 SetOutputSpacing 0.65 0.65 1.5
reslice1 SetOutputOrigin 80 120 40
reslice1 SetOutputExtent 0 63 0 63 0 0
vtkImageReslice reslice2
reslice2 SetInputConnection [reader GetOutputPort]
reslice2 SetResliceTransform transform
reslice2 SetInterpolationModeToLinear
reslice2 SetOutputSpacing 0.65 0.65 1.5
reslice2 SetOutputOrigin 80 120 40
reslice2 SetOutputExtent 0 63 0 63 0 0
vtkImageReslice reslice3
reslice3 SetInputConnection [reader GetOutputPort]
reslice3 SetResliceTransform transform
reslice3 SetInterpolationModeToNearestNeighbor
reslice3 SetOutputSpacing 0.65 0.65 1.5
reslice3 SetOutputOrigin 80 120 40
reslice3 SetOutputExtent 0 63 0 63 0 0
vtkImageReslice reslice4
reslice4 SetInputConnection [reader GetOutputPort]
reslice4 SetResliceTransform transform
reslice4 SetInterpolationModeToLinear
reslice4 SetOutputSpacing 3.2 3.2 1.5
reslice4 SetOutputOrigin 0 0 40
reslice4 SetOutputExtent 0 63 0 63 0 0
vtkImageMapper mapper1
mapper1 SetInputConnection [reslice1 GetOutputPort]
mapper1 SetColorWindow 2000
mapper1 SetColorLevel 1000
mapper1 SetZSlice 0
vtkImageMapper mapper2
mapper2 SetInputConnection [reslice2 GetOutputPort]
mapper2 SetColorWindow 2000
mapper2 SetColorLevel 1000
mapper2 SetZSlice 0
vtkImageMapper mapper3
mapper3 SetInputConnection [reslice3 GetOutputPort]
mapper3 SetColorWindow 2000
mapper3 SetColorLevel 1000
mapper3 SetZSlice 0
vtkImageMapper mapper4
mapper4 SetInputConnection [reslice4 GetOutputPort]
mapper4 SetColorWindow 2000
mapper4 SetColorLevel 1000
mapper4 SetZSlice 0
vtkActor2D actor1
actor1 SetMapper mapper1
vtkActor2D actor2
actor2 SetMapper mapper2
vtkActor2D actor3
actor3 SetMapper mapper3
vtkActor2D actor4
actor4 SetMapper mapper4
vtkRenderer imager1
imager1 AddActor2D actor1
imager1 SetViewport 0.5 0.0 1.0 0.5
vtkRenderer imager2
imager2 AddActor2D actor2
imager2 SetViewport 0.0 0.0 0.5 0.5
vtkRenderer imager3
imager3 AddActor2D actor3
imager3 SetViewport 0.5 0.5 1.0 1.0
vtkRenderer imager4
imager4 AddActor2D actor4
imager4 SetViewport 0.0 0.5 0.5 1.0
vtkRenderWindow imgWin
imgWin AddRenderer imager1
imgWin AddRenderer imager2
imgWin AddRenderer imager3
imgWin AddRenderer imager4
imgWin SetSize 150 128
imgWin Render
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