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99 lines
2.5 KiB
99 lines
2.5 KiB
2 years ago
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package require vtk
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package require vtkinteraction
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vtkSphereSource ss
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ss SetPhiResolution 10
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ss SetThetaResolution 20
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vtkSimpleElevationFilter ele
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ele SetInputConnection [ss GetOutputPort]
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vtkPointDataToCellData pd2cd
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pd2cd SetInput [ele GetPolyDataOutput]
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# First way or writing
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vtkPLYWriter w
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w SetInput [pd2cd GetPolyDataOutput]
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w SetFileName "plyWriter.ply"
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w SetFileTypeToBinary
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w SetDataByteOrderToLittleEndian
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w SetColorModeToUniformCellColor
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w SetColor 255 0 0
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w Write
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vtkPLYReader r
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r SetFileName "plyWriter.ply"
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r Update
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file delete -force "plyWriter.ply"
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vtkPolyDataMapper plyMapper
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plyMapper SetInputConnection [r GetOutputPort]
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vtkActor plyActor
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plyActor SetMapper plyMapper
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# Second way or writing - it will map through a lookup table
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vtkLookupTable lut
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lut Build
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vtkPLYWriter w2
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w2 SetInput [pd2cd GetPolyDataOutput]
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w2 SetFileName "plyWriter.ply"
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w2 SetFileTypeToBinary
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w2 SetDataByteOrderToLittleEndian
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w2 SetColorModeToDefault
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w2 SetLookupTable lut
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w2 SetArrayName "Elevation"
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w2 SetComponent 0
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w2 Write
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vtkPLYReader r2
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r2 SetFileName "plyWriter.ply"
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r2 Update
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vtkPolyDataMapper plyMapper2
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plyMapper2 SetInputConnection [r2 GetOutputPort]
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vtkActor plyActor2
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plyActor2 SetMapper plyMapper2
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plyActor2 AddPosition 1 0 0
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# Third way or writing - it will read the previous file with rgb cell color
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vtkPLYReader r3
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r3 SetFileName "plyWriter.ply"
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r3 Update
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vtkPLYWriter w3
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w3 SetInputConnection [r3 GetOutputPort]
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w3 SetFileName "plyWriter.ply"
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w3 SetFileTypeToBinary
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w3 SetDataByteOrderToLittleEndian
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w3 SetColorModeToDefault
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w3 SetArrayName "RGB"
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w3 SetComponent 0
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w3 Write
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vtkPLYReader r4
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r4 SetFileName "plyWriter.ply"
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r4 Update
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vtkPolyDataMapper plyMapper3
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plyMapper3 SetInputConnection [r4 GetOutputPort]
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vtkActor plyActor3
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plyActor3 SetMapper plyMapper3
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plyActor3 AddPosition 2 0 0
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file delete -force "plyWriter.ply"
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# Create the RenderWindow, Renderer and both Actors
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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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# Add the actors to the renderer, set the background and size
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#
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ren1 AddActor plyActor
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ren1 AddActor plyActor2
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ren1 AddActor plyActor3
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renWin SetSize 325 125
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iren Initialize
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renWin Render
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[ren1 GetActiveCamera] Zoom 3.0
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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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