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77 lines
2.1 KiB
77 lines
2.1 KiB
2 years ago
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package require vtk
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package require vtkinteraction
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package require vtktesting
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source [file join [file dirname [info script]] SliceOrder.tcl]
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# Create the RenderWindow, Renderer and Interactor
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#
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vtkRenderer ren1
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vtkRenderWindow renWin
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renWin AddRenderer ren1
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vtkRenderWindowInteractor iren
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iren SetRenderWindow renWin
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set RESOLUTION 64
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set START_SLICE 50
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set END_SLICE 60
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set PIXEL_SIZE 3.2
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set centerX [expr ( $RESOLUTION / 2 )]
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set centerY [expr ( $RESOLUTION / 2 )]
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set centerZ [expr ( $END_SLICE - $START_SLICE ) / 2]
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set endX [expr ( $RESOLUTION - 1 ) ]
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set endY [expr ( $RESOLUTION - 1 ) ]
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set endZ [expr ( $END_SLICE - 1 ) ]
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set origin [expr ( $RESOLUTION / 2.0 ) * $PIXEL_SIZE * -1.0]
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vtkMath math
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set orders "ap pa si is lr rl"
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foreach order $orders {
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vtkVolume16Reader reader$order
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eval reader$order SetDataDimensions $RESOLUTION $RESOLUTION
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reader$order SetFilePrefix $VTK_DATA_ROOT/Data/headsq/quarter
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reader$order SetDataSpacing $PIXEL_SIZE $PIXEL_SIZE 1.5
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reader$order SetDataOrigin $origin $origin 1.5
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reader$order SetImageRange $START_SLICE $END_SLICE
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reader$order SetTransform $order
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reader$order SetHeaderSize 0
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reader$order SetDataMask 0x7fff;
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reader$order SetDataByteOrderToLittleEndian
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[reader$order GetOutput] ReleaseDataFlagOn
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vtkContourFilter iso$order
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iso$order SetInputConnection [reader$order GetOutputPort]
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iso$order SetValue 0 550.5
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iso$order ComputeScalarsOff
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iso$order ReleaseDataFlagOn
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vtkPolyDataMapper mapper$order
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mapper$order SetInputConnection [iso$order GetOutputPort]
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mapper$order ImmediateModeRenderingOn
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vtkActor actor$order
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actor$order SetMapper mapper$order
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[actor$order GetProperty] SetDiffuseColor [math Random .5 1] [math Random .5 1] [math Random .5 1]
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ren1 AddActor actor$order
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}
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renWin SetSize 300 300
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ren1 ResetCamera
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[ren1 GetActiveCamera] Azimuth 210
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[ren1 GetActiveCamera] Elevation 30
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[ren1 GetActiveCamera] Dolly 1.2
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ren1 ResetCameraClippingRange
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ren1 SetBackground .8 .8 .8
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iren Initialize;
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renWin Render
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iren AddObserver UserEvent {wm deiconify .vtkInteract};
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# prevent the tk window from showing up then start the event loop
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wm withdraw .
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