1package require vtk 2 3# A script to test the threshold filter. 4# Values above 2000 are set to 255. 5# Values below 2000 are set to 0. 6 7# Image pipeline 8 9vtkImageCanvasSource2D imageCanvas 10imageCanvas SetScalarTypeToUnsignedChar 11imageCanvas SetExtent 0 339 0 339 0 0 12# background black 13imageCanvas SetDrawColor 0 14imageCanvas FillBox 0 511 0 511 15 16# thick box 17imageCanvas SetDrawColor 255 18imageCanvas FillBox 10 110 10 110 19imageCanvas SetDrawColor 0 20imageCanvas FillBox 30 90 30 90 21 22 23# put a stop sign in the box 24imageCanvas SetDrawColor 255 25imageCanvas DrawSegment 52 80 68 80 26imageCanvas DrawSegment 68 80 80 68 27imageCanvas DrawSegment 80 68 80 52 28imageCanvas DrawSegment 80 52 68 40 29imageCanvas DrawSegment 68 40 52 40 30imageCanvas DrawSegment 52 40 40 52 31imageCanvas DrawSegment 40 52 40 68 32imageCanvas DrawSegment 40 68 52 80 33imageCanvas FillPixel 60 60 34 35# diamond 36imageCanvas SetDrawColor 255 37imageCanvas FillTube 145 145 195 195 34 38imageCanvas SetDrawColor 0 39imageCanvas FillTube 165 165 175 175 7 40 41# H 42imageCanvas SetDrawColor 255 43imageCanvas FillBox 230 250 230 330 44imageCanvas FillBox 310 330 230 330 45imageCanvas FillBox 230 330 270 290 46 47# circle 48imageCanvas SetDrawColor 255 49imageCanvas DrawCircle 280 170 50.0 50 51# point as center of circle 52imageCanvas SetDrawColor 255 53imageCanvas DrawPoint 280 170 54 55# lines + 56imageCanvas DrawSegment 60 120 60 220 57imageCanvas DrawSegment 10 170 110 170 58 59# lines X 60imageCanvas DrawSegment 10 230 110 330 61imageCanvas DrawSegment 110 230 10 330 62 63# sloped lines 64imageCanvas DrawSegment 120 230 220 230 65imageCanvas DrawSegment 120 230 220 250 66imageCanvas DrawSegment 120 230 220 270 67imageCanvas DrawSegment 120 230 220 290 68imageCanvas DrawSegment 120 230 220 310 69imageCanvas DrawSegment 120 230 220 330 70imageCanvas DrawSegment 120 230 200 330 71imageCanvas DrawSegment 120 230 180 330 72imageCanvas DrawSegment 120 230 160 330 73imageCanvas DrawSegment 120 230 140 330 74imageCanvas DrawSegment 120 230 120 330 75 76# double thickness lines + 77imageCanvas DrawSegment 120 60 220 60 78imageCanvas DrawSegment 120 61 220 61 79imageCanvas DrawSegment 170 10 170 110 80imageCanvas DrawSegment 171 10 171 110 81 82# lines X 83imageCanvas DrawSegment 230 10 330 110 84imageCanvas DrawSegment 231 10 331 110 85imageCanvas DrawSegment 230 110 330 10 86imageCanvas DrawSegment 231 110 331 10 87 88 89vtkImageSkeleton2D skeleton1 90#skeleton1 BypassOn 91skeleton1 SetInputConnection [imageCanvas GetOutputPort] 92skeleton1 SetPrune 0 93skeleton1 SetNumberOfIterations 20 94skeleton1 ReleaseDataFlagOff 95 96vtkImageClip clip 97clip SetInputConnection [skeleton1 GetOutputPort] 98clip SetOutputWholeExtent 0 120 0 120 0 0 99 100vtkImageMagnify magnify 101magnify SetInputConnection [clip GetOutputPort] 102magnify SetMagnificationFactors 5 5 1 103magnify InterpolateOff 104magnify ReleaseDataFlagOff 105 106vtkImageViewer viewer1 107viewer1 SetInputConnection [imageCanvas GetOutputPort] 108viewer1 SetColorWindow 5 109viewer1 SetColorLevel 1 110 111vtkImageViewer viewer 112#viewer SetInputConnection [magnify GetOutputPort] 113viewer SetInputConnection [skeleton1 GetOutputPort] 114viewer SetColorWindow 5 115viewer SetColorLevel 1 116 117viewer Render 118 119 120 121 122 123 124 125 126