def __init__(self, parent, visualizer):
wx.Window.__init__(self, parent, -1)
self.visualizer = visualizer
self.channelButtons = {}
self.annotateColor = (0, 255, 0)
self.interactor = None
self.sizer = wx.GridBagSizer(4, 2)
self.SetSizer(self.sizer)
self.eventRecorder = vtk.vtkInteractorEventRecorder()
self.SetAutoLayout(1)
#lib.messenger.connect(None, "visualizer_mode_loading", self.onLoadMode)
self.numberOfChannels = 0
lib.messenger.connect(None, "update_annotations", self.updateAnnotations)
lib.messenger.connect(None, "tree_selection_changed", self.updateInterpolationGUI)
self.createAnnotationToolbar()
def record_events(self):
"""Record events during the interaction.
The recording is represented as a list of VTK events that happened
during the interaction. The recorded events are then returned.
Returns
-------
events : str
Recorded events (one per line).
Notes
-----
Since VTK only allows recording events to a file, we use a
temporary file from which we then read the events.
"""
with InTemporaryDirectory():
filename = "recorded_events.log"
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(self.iren)
recorder.SetFileName(filename)
def _stop_recording_and_close(_obj, _evt):
if recorder:
recorder.Stop()
self.iren.TerminateApp()
self.iren.AddObserver("ExitEvent", _stop_recording_and_close)
recorder.EnabledOn()
recorder.Record()
self.initialize()
self.render()
self.iren.Start()
# Deleting this object is the unique way
# to close the file.
recorder = None
# Retrieved recorded events.
with open(filename, 'r') as f:
events = f.read()
return events
def __init__(self, parent, visualizer):
wx.Window.__init__(self, parent, -1)
self.visualizer = visualizer
self.channelButtons = {}
self.annotateColor = (0, 255, 0)
self.interactor = None
self.sizer = wx.GridBagSizer(4, 2)
self.SetSizer(self.sizer)
self.eventRecorder = vtk.vtkInteractorEventRecorder()
self.SetAutoLayout(1)
#lib.messenger.connect(None, "visualizer_mode_loading", self.onLoadMode)
self.numberOfChannels = 0
lib.messenger.connect(None, "update_annotations",
self.updateAnnotations)
lib.messenger.connect(None, "tree_selection_changed",
self.updateInterpolationGUI)
self.createAnnotationToolbar()
def play_events(self, events):
""" Plays recorded events of a past interaction.
The VTK events that happened during the recorded interaction will be
played back.
Parameters
----------
events : str
Recorded events (one per line).
"""
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(self.iren)
recorder.SetInputString(events)
recorder.ReadFromInputStringOn()
self.initialize()
self.render()
recorder.Play()
def testSphereWidget(self):
# This example demonstrates how to use the vtkSphereWidget to control the
# position of a light.
# These are the pre-recorded events
Recording = \
"# StreamVersion 1\n\
CharEvent 23 266 0 0 105 1 i\n\
KeyReleaseEvent 23 266 0 0 105 1 i\n\
EnterEvent 69 294 0 0 0 0 i\n\
MouseMoveEvent 69 294 0 0 0 0 i\n\
MouseMoveEvent 68 293 0 0 0 0 i\n\
MouseMoveEvent 67 292 0 0 0 0 i\n\
MouseMoveEvent 66 289 0 0 0 0 i\n\
MouseMoveEvent 66 282 0 0 0 0 i\n\
MouseMoveEvent 66 271 0 0 0 0 i\n\
MouseMoveEvent 69 253 0 0 0 0 i\n\
MouseMoveEvent 71 236 0 0 0 0 i\n\
MouseMoveEvent 74 219 0 0 0 0 i\n\
MouseMoveEvent 76 208 0 0 0 0 i\n\
MouseMoveEvent 78 190 0 0 0 0 i\n\
MouseMoveEvent 78 173 0 0 0 0 i\n\
MouseMoveEvent 77 162 0 0 0 0 i\n\
MouseMoveEvent 77 151 0 0 0 0 i\n\
MouseMoveEvent 77 139 0 0 0 0 i\n\
MouseMoveEvent 76 125 0 0 0 0 i\n\
MouseMoveEvent 73 114 0 0 0 0 i\n\
MouseMoveEvent 73 106 0 0 0 0 i\n\
MouseMoveEvent 73 101 0 0 0 0 i\n\
MouseMoveEvent 72 95 0 0 0 0 i\n\
MouseMoveEvent 72 92 0 0 0 0 i\n\
MouseMoveEvent 70 89 0 0 0 0 i\n\
MouseMoveEvent 69 86 0 0 0 0 i\n\
MouseMoveEvent 67 84 0 0 0 0 i\n\
MouseMoveEvent 65 81 0 0 0 0 i\n\
MouseMoveEvent 60 79 0 0 0 0 i\n\
MouseMoveEvent 59 79 0 0 0 0 i\n\
MouseMoveEvent 58 79 0 0 0 0 i\n\
MouseMoveEvent 57 78 0 0 0 0 i\n\
MouseMoveEvent 55 78 0 0 0 0 i\n\
MouseMoveEvent 54 77 0 0 0 0 i\n\
LeftButtonPressEvent 54 77 0 0 0 0 i\n\
MouseMoveEvent 61 79 0 0 0 0 i\n\
MouseMoveEvent 67 83 0 0 0 0 i\n\
MouseMoveEvent 72 88 0 0 0 0 i\n\
MouseMoveEvent 77 90 0 0 0 0 i\n\
MouseMoveEvent 78 91 0 0 0 0 i\n\
MouseMoveEvent 80 92 0 0 0 0 i\n\
MouseMoveEvent 84 93 0 0 0 0 i\n\
MouseMoveEvent 85 94 0 0 0 0 i\n\
MouseMoveEvent 88 97 0 0 0 0 i\n\
MouseMoveEvent 90 100 0 0 0 0 i\n\
MouseMoveEvent 92 102 0 0 0 0 i\n\
MouseMoveEvent 94 103 0 0 0 0 i\n\
MouseMoveEvent 97 105 0 0 0 0 i\n\
MouseMoveEvent 101 107 0 0 0 0 i\n\
MouseMoveEvent 102 109 0 0 0 0 i\n\
MouseMoveEvent 104 111 0 0 0 0 i\n\
MouseMoveEvent 108 113 0 0 0 0 i\n\
MouseMoveEvent 112 115 0 0 0 0 i\n\
MouseMoveEvent 118 119 0 0 0 0 i\n\
MouseMoveEvent 118 120 0 0 0 0 i\n\
MouseMoveEvent 118 123 0 0 0 0 i\n\
MouseMoveEvent 120 125 0 0 0 0 i\n\
MouseMoveEvent 122 128 0 0 0 0 i\n\
MouseMoveEvent 123 129 0 0 0 0 i\n\
MouseMoveEvent 125 132 0 0 0 0 i\n\
MouseMoveEvent 125 134 0 0 0 0 i\n\
MouseMoveEvent 127 138 0 0 0 0 i\n\
MouseMoveEvent 127 142 0 0 0 0 i\n\
MouseMoveEvent 127 147 0 0 0 0 i\n\
MouseMoveEvent 126 152 0 0 0 0 i\n\
MouseMoveEvent 126 155 0 0 0 0 i\n\
MouseMoveEvent 125 160 0 0 0 0 i\n\
MouseMoveEvent 125 167 0 0 0 0 i\n\
MouseMoveEvent 125 169 0 0 0 0 i\n\
MouseMoveEvent 125 174 0 0 0 0 i\n\
MouseMoveEvent 122 179 0 0 0 0 i\n\
MouseMoveEvent 120 183 0 0 0 0 i\n\
MouseMoveEvent 116 187 0 0 0 0 i\n\
MouseMoveEvent 113 192 0 0 0 0 i\n\
MouseMoveEvent 113 193 0 0 0 0 i\n\
MouseMoveEvent 111 195 0 0 0 0 i\n\
MouseMoveEvent 108 198 0 0 0 0 i\n\
MouseMoveEvent 106 200 0 0 0 0 i\n\
MouseMoveEvent 104 202 0 0 0 0 i\n\
MouseMoveEvent 103 203 0 0 0 0 i\n\
MouseMoveEvent 99 205 0 0 0 0 i\n\
MouseMoveEvent 97 207 0 0 0 0 i\n\
MouseMoveEvent 94 208 0 0 0 0 i\n\
MouseMoveEvent 91 210 0 0 0 0 i\n\
MouseMoveEvent 89 211 0 0 0 0 i\n\
MouseMoveEvent 86 211 0 0 0 0 i\n\
MouseMoveEvent 84 211 0 0 0 0 i\n\
MouseMoveEvent 80 211 0 0 0 0 i\n\
MouseMoveEvent 77 211 0 0 0 0 i\n\
MouseMoveEvent 75 211 0 0 0 0 i\n\
MouseMoveEvent 71 211 0 0 0 0 i\n\
MouseMoveEvent 68 211 0 0 0 0 i\n\
MouseMoveEvent 66 210 0 0 0 0 i\n\
MouseMoveEvent 62 210 0 0 0 0 i\n\
MouseMoveEvent 58 209 0 0 0 0 i\n\
MouseMoveEvent 54 207 0 0 0 0 i\n\
MouseMoveEvent 52 204 0 0 0 0 i\n\
MouseMoveEvent 51 203 0 0 0 0 i\n\
MouseMoveEvent 51 200 0 0 0 0 i\n\
MouseMoveEvent 48 196 0 0 0 0 i\n\
MouseMoveEvent 45 187 0 0 0 0 i\n\
MouseMoveEvent 45 181 0 0 0 0 i\n\
MouseMoveEvent 44 168 0 0 0 0 i\n\
MouseMoveEvent 40 161 0 0 0 0 i\n\
MouseMoveEvent 39 154 0 0 0 0 i\n\
MouseMoveEvent 38 146 0 0 0 0 i\n\
MouseMoveEvent 35 131 0 0 0 0 i\n\
MouseMoveEvent 34 121 0 0 0 0 i\n\
MouseMoveEvent 34 110 0 0 0 0 i\n\
MouseMoveEvent 34 103 0 0 0 0 i\n\
MouseMoveEvent 34 91 0 0 0 0 i\n\
MouseMoveEvent 34 86 0 0 0 0 i\n\
MouseMoveEvent 34 73 0 0 0 0 i\n\
MouseMoveEvent 35 66 0 0 0 0 i\n\
MouseMoveEvent 37 60 0 0 0 0 i\n\
MouseMoveEvent 37 53 0 0 0 0 i\n\
MouseMoveEvent 38 50 0 0 0 0 i\n\
MouseMoveEvent 38 48 0 0 0 0 i\n\
MouseMoveEvent 41 45 0 0 0 0 i\n\
MouseMoveEvent 43 45 0 0 0 0 i\n\
MouseMoveEvent 44 45 0 0 0 0 i\n\
MouseMoveEvent 47 43 0 0 0 0 i\n\
MouseMoveEvent 51 44 0 0 0 0 i\n\
MouseMoveEvent 54 44 0 0 0 0 i\n\
MouseMoveEvent 55 44 0 0 0 0 i\n\
MouseMoveEvent 59 44 0 0 0 0 i\n\
MouseMoveEvent 64 44 0 0 0 0 i\n\
MouseMoveEvent 67 44 0 0 0 0 i\n\
MouseMoveEvent 68 44 0 0 0 0 i\n\
MouseMoveEvent 71 44 0 0 0 0 i\n\
MouseMoveEvent 74 44 0 0 0 0 i\n\
MouseMoveEvent 77 44 0 0 0 0 i\n\
MouseMoveEvent 80 45 0 0 0 0 i\n\
MouseMoveEvent 81 45 0 0 0 0 i\n\
MouseMoveEvent 85 49 0 0 0 0 i\n\
MouseMoveEvent 89 50 0 0 0 0 i\n\
MouseMoveEvent 94 52 0 0 0 0 i\n\
MouseMoveEvent 99 56 0 0 0 0 i\n\
MouseMoveEvent 104 58 0 0 0 0 i\n\
MouseMoveEvent 107 61 0 0 0 0 i\n\
MouseMoveEvent 109 63 0 0 0 0 i\n\
MouseMoveEvent 109 67 0 0 0 0 i\n\
MouseMoveEvent 111 83 0 0 0 0 i\n\
MouseMoveEvent 113 86 0 0 0 0 i\n\
MouseMoveEvent 113 87 0 0 0 0 i\n\
MouseMoveEvent 113 89 0 0 0 0 i\n\
MouseMoveEvent 112 93 0 0 0 0 i\n\
MouseMoveEvent 112 97 0 0 0 0 i\n\
MouseMoveEvent 111 104 0 0 0 0 i\n\
MouseMoveEvent 112 108 0 0 0 0 i\n\
MouseMoveEvent 116 115 0 0 0 0 i\n\
MouseMoveEvent 116 123 0 0 0 0 i\n\
MouseMoveEvent 116 129 0 0 0 0 i\n\
MouseMoveEvent 119 138 0 0 0 0 i\n\
MouseMoveEvent 122 141 0 0 0 0 i\n\
MouseMoveEvent 127 148 0 0 0 0 i\n\
MouseMoveEvent 128 161 0 0 0 0 i\n\
MouseMoveEvent 131 166 0 0 0 0 i\n\
MouseMoveEvent 134 168 0 0 0 0 i\n\
MouseMoveEvent 135 171 0 0 0 0 i\n\
MouseMoveEvent 134 174 0 0 0 0 i\n\
MouseMoveEvent 132 176 0 0 0 0 i\n\
MouseMoveEvent 132 178 0 0 0 0 i\n\
MouseMoveEvent 129 180 0 0 0 0 i\n\
MouseMoveEvent 127 182 0 0 0 0 i\n\
MouseMoveEvent 124 185 0 0 0 0 i\n\
MouseMoveEvent 122 186 0 0 0 0 i\n\
MouseMoveEvent 118 189 0 0 0 0 i\n\
MouseMoveEvent 114 191 0 0 0 0 i\n\
MouseMoveEvent 114 193 0 0 0 0 i\n\
MouseMoveEvent 112 193 0 0 0 0 i\n\
MouseMoveEvent 111 194 0 0 0 0 i\n\
MouseMoveEvent 110 197 0 0 0 0 i\n\
MouseMoveEvent 110 198 0 0 0 0 i\n\
MouseMoveEvent 109 199 0 0 0 0 i\n\
MouseMoveEvent 108 200 0 0 0 0 i\n\
MouseMoveEvent 108 201 0 0 0 0 i\n\
MouseMoveEvent 108 202 0 0 0 0 i\n\
MouseMoveEvent 108 203 0 0 0 0 i\n\
MouseMoveEvent 104 206 0 0 0 0 i\n\
LeftButtonReleaseEvent 104 206 0 0 0 0 i\n\
MouseMoveEvent 104 205 0 0 0 0 i\n\
MouseMoveEvent 104 204 0 0 0 0 i\n\
MouseMoveEvent 105 205 0 0 0 0 i\n\
MouseMoveEvent 105 206 0 0 0 0 i\n\
"
# Start by loading some data.
#
dem = vtk.vtkDEMReader()
dem.SetFileName(VTK_DATA_ROOT + "/Data/SainteHelens.dem")
dem.Update()
Scale = 2
lut = vtk.vtkLookupTable()
lut.SetHueRange(0.6, 0)
lut.SetSaturationRange(1.0, 0)
lut.SetValueRange(0.5, 1.0)
lo = Scale * dem.GetElevationBounds()[0]
hi = Scale * dem.GetElevationBounds()[1]
shrink = vtk.vtkImageShrink3D()
shrink.SetShrinkFactors(4, 4, 1)
shrink.SetInputConnection(dem.GetOutputPort())
shrink.AveragingOn()
geom = vtk.vtkImageDataGeometryFilter()
geom.SetInputConnection(shrink.GetOutputPort())
geom.ReleaseDataFlagOn()
warp = vtk.vtkWarpScalar()
warp.SetInputConnection(geom.GetOutputPort())
warp.SetNormal(0, 0, 1)
warp.UseNormalOn()
warp.SetScaleFactor(Scale)
warp.ReleaseDataFlagOn()
elevation = vtk.vtkElevationFilter()
elevation.SetInputConnection(warp.GetOutputPort())
elevation.SetLowPoint(0, 0, lo)
elevation.SetHighPoint(0, 0, hi)
elevation.SetScalarRange(lo, hi)
elevation.ReleaseDataFlagOn()
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(elevation.GetOutputPort())
normals.SetFeatureAngle(60)
normals.ConsistencyOff()
normals.SplittingOff()
normals.ReleaseDataFlagOn()
normals.Update()
demMapper = vtk.vtkPolyDataMapper()
demMapper.SetInputConnection(normals.GetOutputPort())
demMapper.SetScalarRange(lo, hi)
demMapper.SetLookupTable(lut)
demActor = vtk.vtkActor()
demActor.SetMapper(demMapper)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.SetMultiSamples(0)
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
iRen.LightFollowCameraOff()
# iRen.SetInteractorStyle("")
# The callback takes two arguments.
# The first being the object that generates the event and
# the second argument the event name (which is a string).
def MoveLight(widget, event_string):
light.SetPosition(rep.GetHandlePosition())
# Associate the line widget with the interactor
rep = vtk.vtkSphereRepresentation()
rep.SetPlaceFactor(4)
rep.PlaceWidget(normals.GetOutput().GetBounds())
rep.HandleVisibilityOn()
rep.SetRepresentationToWireframe()
# rep HandleVisibilityOff
# rep HandleTextOff
sphereWidget = vtk.vtkSphereWidget2()
sphereWidget.SetInteractor(iRen)
sphereWidget.SetRepresentation(rep)
# sphereWidget.TranslationEnabledOff()
# sphereWidget.ScalingEnabledOff()
sphereWidget.AddObserver("InteractionEvent", MoveLight)
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
# recorder.SetFileName("c:/record.log")
# recorder.Record()
recorder.ReadFromInputStringOn()
recorder.SetInputString(Recording)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(demActor)
ren.SetBackground(1, 1, 1)
renWin.SetSize(300, 300)
ren.SetBackground(0.1, 0.2, 0.4)
cam1 = ren.GetActiveCamera()
cam1.SetViewUp(0, 0, 1)
cam1.SetFocalPoint(dem.GetOutput().GetCenter())
cam1.SetPosition(1, 0, 0)
ren.ResetCamera()
cam1.Elevation(25)
cam1.Azimuth(125)
cam1.Zoom(1.25)
light = vtk.vtkLight()
light.SetFocalPoint(rep.GetCenter())
light.SetPosition(rep.GetHandlePosition())
ren.AddLight(light)
iRen.Initialize()
renWin.Render()
# render the image
renWin.Render()
# Actually probe the data
recorder.Play()
img_file = "TestSphereWidget.png"
vtk.test.Testing.compareImage(iRen.GetRenderWindow(), vtk.test.Testing.getAbsImagePath(img_file), threshold=25)
vtk.test.Testing.interact()
def testSphereWidget(self):
# This example demonstrates how to use the vtkSphereWidget to control the
# position of a light.
# These are the pre-recorded events
Recording = \
"# StreamVersion 1\n\
CharEvent 23 266 0 0 105 1 i\n\
KeyReleaseEvent 23 266 0 0 105 1 i\n\
EnterEvent 69 294 0 0 0 0 i\n\
MouseMoveEvent 69 294 0 0 0 0 i\n\
MouseMoveEvent 68 293 0 0 0 0 i\n\
MouseMoveEvent 67 292 0 0 0 0 i\n\
MouseMoveEvent 66 289 0 0 0 0 i\n\
MouseMoveEvent 66 282 0 0 0 0 i\n\
MouseMoveEvent 66 271 0 0 0 0 i\n\
MouseMoveEvent 69 253 0 0 0 0 i\n\
MouseMoveEvent 71 236 0 0 0 0 i\n\
MouseMoveEvent 74 219 0 0 0 0 i\n\
MouseMoveEvent 76 208 0 0 0 0 i\n\
MouseMoveEvent 78 190 0 0 0 0 i\n\
MouseMoveEvent 78 173 0 0 0 0 i\n\
MouseMoveEvent 77 162 0 0 0 0 i\n\
MouseMoveEvent 77 151 0 0 0 0 i\n\
MouseMoveEvent 77 139 0 0 0 0 i\n\
MouseMoveEvent 76 125 0 0 0 0 i\n\
MouseMoveEvent 73 114 0 0 0 0 i\n\
MouseMoveEvent 73 106 0 0 0 0 i\n\
MouseMoveEvent 73 101 0 0 0 0 i\n\
MouseMoveEvent 72 95 0 0 0 0 i\n\
MouseMoveEvent 72 92 0 0 0 0 i\n\
MouseMoveEvent 70 89 0 0 0 0 i\n\
MouseMoveEvent 69 86 0 0 0 0 i\n\
MouseMoveEvent 67 84 0 0 0 0 i\n\
MouseMoveEvent 65 81 0 0 0 0 i\n\
MouseMoveEvent 60 79 0 0 0 0 i\n\
MouseMoveEvent 59 79 0 0 0 0 i\n\
MouseMoveEvent 58 79 0 0 0 0 i\n\
MouseMoveEvent 57 78 0 0 0 0 i\n\
MouseMoveEvent 55 78 0 0 0 0 i\n\
MouseMoveEvent 54 77 0 0 0 0 i\n\
LeftButtonPressEvent 54 77 0 0 0 0 i\n\
MouseMoveEvent 61 79 0 0 0 0 i\n\
MouseMoveEvent 67 83 0 0 0 0 i\n\
MouseMoveEvent 72 88 0 0 0 0 i\n\
MouseMoveEvent 77 90 0 0 0 0 i\n\
MouseMoveEvent 78 91 0 0 0 0 i\n\
MouseMoveEvent 80 92 0 0 0 0 i\n\
MouseMoveEvent 84 93 0 0 0 0 i\n\
MouseMoveEvent 85 94 0 0 0 0 i\n\
MouseMoveEvent 88 97 0 0 0 0 i\n\
MouseMoveEvent 90 100 0 0 0 0 i\n\
MouseMoveEvent 92 102 0 0 0 0 i\n\
MouseMoveEvent 94 103 0 0 0 0 i\n\
MouseMoveEvent 97 105 0 0 0 0 i\n\
MouseMoveEvent 101 107 0 0 0 0 i\n\
MouseMoveEvent 102 109 0 0 0 0 i\n\
MouseMoveEvent 104 111 0 0 0 0 i\n\
MouseMoveEvent 108 113 0 0 0 0 i\n\
MouseMoveEvent 112 115 0 0 0 0 i\n\
MouseMoveEvent 118 119 0 0 0 0 i\n\
MouseMoveEvent 118 120 0 0 0 0 i\n\
MouseMoveEvent 118 123 0 0 0 0 i\n\
MouseMoveEvent 120 125 0 0 0 0 i\n\
MouseMoveEvent 122 128 0 0 0 0 i\n\
MouseMoveEvent 123 129 0 0 0 0 i\n\
MouseMoveEvent 125 132 0 0 0 0 i\n\
MouseMoveEvent 125 134 0 0 0 0 i\n\
MouseMoveEvent 127 138 0 0 0 0 i\n\
MouseMoveEvent 127 142 0 0 0 0 i\n\
MouseMoveEvent 127 147 0 0 0 0 i\n\
MouseMoveEvent 126 152 0 0 0 0 i\n\
MouseMoveEvent 126 155 0 0 0 0 i\n\
MouseMoveEvent 125 160 0 0 0 0 i\n\
MouseMoveEvent 125 167 0 0 0 0 i\n\
MouseMoveEvent 125 169 0 0 0 0 i\n\
MouseMoveEvent 125 174 0 0 0 0 i\n\
MouseMoveEvent 122 179 0 0 0 0 i\n\
MouseMoveEvent 120 183 0 0 0 0 i\n\
MouseMoveEvent 116 187 0 0 0 0 i\n\
MouseMoveEvent 113 192 0 0 0 0 i\n\
MouseMoveEvent 113 193 0 0 0 0 i\n\
MouseMoveEvent 111 195 0 0 0 0 i\n\
MouseMoveEvent 108 198 0 0 0 0 i\n\
MouseMoveEvent 106 200 0 0 0 0 i\n\
MouseMoveEvent 104 202 0 0 0 0 i\n\
MouseMoveEvent 103 203 0 0 0 0 i\n\
MouseMoveEvent 99 205 0 0 0 0 i\n\
MouseMoveEvent 97 207 0 0 0 0 i\n\
MouseMoveEvent 94 208 0 0 0 0 i\n\
MouseMoveEvent 91 210 0 0 0 0 i\n\
MouseMoveEvent 89 211 0 0 0 0 i\n\
MouseMoveEvent 86 211 0 0 0 0 i\n\
MouseMoveEvent 84 211 0 0 0 0 i\n\
MouseMoveEvent 80 211 0 0 0 0 i\n\
MouseMoveEvent 77 211 0 0 0 0 i\n\
MouseMoveEvent 75 211 0 0 0 0 i\n\
MouseMoveEvent 71 211 0 0 0 0 i\n\
MouseMoveEvent 68 211 0 0 0 0 i\n\
MouseMoveEvent 66 210 0 0 0 0 i\n\
MouseMoveEvent 62 210 0 0 0 0 i\n\
MouseMoveEvent 58 209 0 0 0 0 i\n\
MouseMoveEvent 54 207 0 0 0 0 i\n\
MouseMoveEvent 52 204 0 0 0 0 i\n\
MouseMoveEvent 51 203 0 0 0 0 i\n\
MouseMoveEvent 51 200 0 0 0 0 i\n\
MouseMoveEvent 48 196 0 0 0 0 i\n\
MouseMoveEvent 45 187 0 0 0 0 i\n\
MouseMoveEvent 45 181 0 0 0 0 i\n\
MouseMoveEvent 44 168 0 0 0 0 i\n\
MouseMoveEvent 40 161 0 0 0 0 i\n\
MouseMoveEvent 39 154 0 0 0 0 i\n\
MouseMoveEvent 38 146 0 0 0 0 i\n\
MouseMoveEvent 35 131 0 0 0 0 i\n\
MouseMoveEvent 34 121 0 0 0 0 i\n\
MouseMoveEvent 34 110 0 0 0 0 i\n\
MouseMoveEvent 34 103 0 0 0 0 i\n\
MouseMoveEvent 34 91 0 0 0 0 i\n\
MouseMoveEvent 34 86 0 0 0 0 i\n\
MouseMoveEvent 34 73 0 0 0 0 i\n\
MouseMoveEvent 35 66 0 0 0 0 i\n\
MouseMoveEvent 37 60 0 0 0 0 i\n\
MouseMoveEvent 37 53 0 0 0 0 i\n\
MouseMoveEvent 38 50 0 0 0 0 i\n\
MouseMoveEvent 38 48 0 0 0 0 i\n\
MouseMoveEvent 41 45 0 0 0 0 i\n\
MouseMoveEvent 43 45 0 0 0 0 i\n\
MouseMoveEvent 44 45 0 0 0 0 i\n\
MouseMoveEvent 47 43 0 0 0 0 i\n\
MouseMoveEvent 51 44 0 0 0 0 i\n\
MouseMoveEvent 54 44 0 0 0 0 i\n\
MouseMoveEvent 55 44 0 0 0 0 i\n\
MouseMoveEvent 59 44 0 0 0 0 i\n\
MouseMoveEvent 64 44 0 0 0 0 i\n\
MouseMoveEvent 67 44 0 0 0 0 i\n\
MouseMoveEvent 68 44 0 0 0 0 i\n\
MouseMoveEvent 71 44 0 0 0 0 i\n\
MouseMoveEvent 74 44 0 0 0 0 i\n\
MouseMoveEvent 77 44 0 0 0 0 i\n\
MouseMoveEvent 80 45 0 0 0 0 i\n\
MouseMoveEvent 81 45 0 0 0 0 i\n\
MouseMoveEvent 85 49 0 0 0 0 i\n\
MouseMoveEvent 89 50 0 0 0 0 i\n\
MouseMoveEvent 94 52 0 0 0 0 i\n\
MouseMoveEvent 99 56 0 0 0 0 i\n\
MouseMoveEvent 104 58 0 0 0 0 i\n\
MouseMoveEvent 107 61 0 0 0 0 i\n\
MouseMoveEvent 109 63 0 0 0 0 i\n\
MouseMoveEvent 109 67 0 0 0 0 i\n\
MouseMoveEvent 111 83 0 0 0 0 i\n\
MouseMoveEvent 113 86 0 0 0 0 i\n\
MouseMoveEvent 113 87 0 0 0 0 i\n\
MouseMoveEvent 113 89 0 0 0 0 i\n\
MouseMoveEvent 112 93 0 0 0 0 i\n\
MouseMoveEvent 112 97 0 0 0 0 i\n\
MouseMoveEvent 111 104 0 0 0 0 i\n\
MouseMoveEvent 112 108 0 0 0 0 i\n\
MouseMoveEvent 116 115 0 0 0 0 i\n\
MouseMoveEvent 116 123 0 0 0 0 i\n\
MouseMoveEvent 116 129 0 0 0 0 i\n\
MouseMoveEvent 119 138 0 0 0 0 i\n\
MouseMoveEvent 122 141 0 0 0 0 i\n\
MouseMoveEvent 127 148 0 0 0 0 i\n\
MouseMoveEvent 128 161 0 0 0 0 i\n\
MouseMoveEvent 131 166 0 0 0 0 i\n\
MouseMoveEvent 134 168 0 0 0 0 i\n\
MouseMoveEvent 135 171 0 0 0 0 i\n\
MouseMoveEvent 134 174 0 0 0 0 i\n\
MouseMoveEvent 132 176 0 0 0 0 i\n\
MouseMoveEvent 132 178 0 0 0 0 i\n\
MouseMoveEvent 129 180 0 0 0 0 i\n\
MouseMoveEvent 127 182 0 0 0 0 i\n\
MouseMoveEvent 124 185 0 0 0 0 i\n\
MouseMoveEvent 122 186 0 0 0 0 i\n\
MouseMoveEvent 118 189 0 0 0 0 i\n\
MouseMoveEvent 114 191 0 0 0 0 i\n\
MouseMoveEvent 114 193 0 0 0 0 i\n\
MouseMoveEvent 112 193 0 0 0 0 i\n\
MouseMoveEvent 111 194 0 0 0 0 i\n\
MouseMoveEvent 110 197 0 0 0 0 i\n\
MouseMoveEvent 110 198 0 0 0 0 i\n\
MouseMoveEvent 109 199 0 0 0 0 i\n\
MouseMoveEvent 108 200 0 0 0 0 i\n\
MouseMoveEvent 108 201 0 0 0 0 i\n\
MouseMoveEvent 108 202 0 0 0 0 i\n\
MouseMoveEvent 108 203 0 0 0 0 i\n\
MouseMoveEvent 104 206 0 0 0 0 i\n\
LeftButtonReleaseEvent 104 206 0 0 0 0 i\n\
MouseMoveEvent 104 205 0 0 0 0 i\n\
MouseMoveEvent 104 204 0 0 0 0 i\n\
MouseMoveEvent 105 205 0 0 0 0 i\n\
MouseMoveEvent 105 206 0 0 0 0 i\n\
"
# Start by loading some data.
#
dem = vtk.vtkDEMReader()
dem.SetFileName(VTK_DATA_ROOT + "/Data/SainteHelens.dem")
dem.Update()
Scale = 2
lut = vtk.vtkLookupTable()
lut.SetHueRange(0.6, 0)
lut.SetSaturationRange(1.0, 0)
lut.SetValueRange(0.5, 1.0)
lo = Scale * dem.GetElevationBounds()[0]
hi = Scale * dem.GetElevationBounds()[1]
shrink = vtk.vtkImageShrink3D()
shrink.SetShrinkFactors(4, 4, 1)
shrink.SetInputConnection(dem.GetOutputPort())
shrink.AveragingOn()
geom = vtk.vtkImageDataGeometryFilter()
geom.SetInputConnection(shrink.GetOutputPort())
geom.ReleaseDataFlagOn()
warp = vtk.vtkWarpScalar()
warp.SetInputConnection(geom.GetOutputPort())
warp.SetNormal(0, 0, 1)
warp.UseNormalOn()
warp.SetScaleFactor(Scale)
warp.ReleaseDataFlagOn()
elevation = vtk.vtkElevationFilter()
elevation.SetInputConnection(warp.GetOutputPort())
elevation.SetLowPoint(0, 0, lo)
elevation.SetHighPoint(0, 0, hi)
elevation.SetScalarRange(lo, hi)
elevation.ReleaseDataFlagOn()
normals = vtk.vtkPolyDataNormals()
normals.SetInputConnection(elevation.GetOutputPort())
normals.SetFeatureAngle(60)
normals.ConsistencyOff()
normals.SplittingOff()
normals.ReleaseDataFlagOn()
normals.Update()
demMapper = vtk.vtkPolyDataMapper()
demMapper.SetInputConnection(normals.GetOutputPort())
demMapper.SetScalarRange(lo, hi)
demMapper.SetLookupTable(lut)
demActor = vtk.vtkActor()
demActor.SetMapper(demMapper)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.SetMultiSamples(0)
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
iRen.LightFollowCameraOff()
# iRen.SetInteractorStyle("")
# The callback takes two arguments.
# The first being the object that generates the event and
# the second argument the event name (which is a string).
def MoveLight(widget, event_string):
light.SetPosition(rep.GetHandlePosition())
# Associate the line widget with the interactor
rep = vtk.vtkSphereRepresentation()
rep.SetPlaceFactor(4)
rep.PlaceWidget(normals.GetOutput().GetBounds())
rep.HandleVisibilityOn()
rep.SetRepresentationToWireframe()
# rep HandleVisibilityOff
# rep HandleTextOff
sphereWidget = vtk.vtkSphereWidget2()
sphereWidget.SetInteractor(iRen)
sphereWidget.SetRepresentation(rep)
# sphereWidget.TranslationEnabledOff()
# sphereWidget.ScalingEnabledOff()
sphereWidget.AddObserver("InteractionEvent", MoveLight)
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
# recorder.SetFileName("c:/record.log")
# recorder.Record()
recorder.ReadFromInputStringOn()
recorder.SetInputString(Recording)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(demActor)
ren.SetBackground(1, 1, 1)
renWin.SetSize(300, 300)
ren.SetBackground(0.1, 0.2, 0.4)
cam1 = ren.GetActiveCamera()
cam1.SetViewUp(0, 0, 1)
cam1.SetFocalPoint(dem.GetOutput().GetCenter())
cam1.SetPosition(1, 0, 0)
ren.ResetCamera()
cam1.Elevation(25)
cam1.Azimuth(125)
cam1.Zoom(1.25)
light = vtk.vtkLight()
light.SetFocalPoint(rep.GetCenter())
light.SetPosition(rep.GetHandlePosition())
ren.AddLight(light)
iRen.Initialize()
renWin.Render()
# render the image
renWin.Render()
# Actually probe the data
recorder.Play()
img_file = "TestSphereWidget.png"
vtk.test.Testing.compareImage(
iRen.GetRenderWindow(),
vtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
vtk.test.Testing.interact()
def testInteractorEventRecorder(self):
# Demonstrate how to use the vtkInteractorEventRecorder to play back some
# events.
# Create a mace out of filters.
#
sphere = vtk.vtkSphereSource()
cone = vtk.vtkConeSource()
glyph = vtk.vtkGlyph3D()
glyph.SetInputConnection(sphere.GetOutputPort())
glyph.SetSourceConnection(cone.GetOutputPort())
glyph.SetVectorModeToUseNormal()
glyph.SetScaleModeToScaleByVector()
glyph.SetScaleFactor(0.25)
# The sphere and spikes are appended into a single polydata. This just makes things
# simpler to manage.
apd = vtk.vtkAppendPolyData()
apd.AddInputConnection(glyph.GetOutputPort())
apd.AddInputConnection(sphere.GetOutputPort())
maceMapper = vtk.vtkPolyDataMapper()
maceMapper.SetInputConnection(apd.GetOutputPort())
maceActor = vtk.vtkLODActor()
maceActor.SetMapper(maceMapper)
maceActor.VisibilityOn()
# This portion of the code clips the mace with the vtkPlanes implicit function.
# The clipped region is colored green.
planes = vtk.vtkPlanes()
clipper = vtk.vtkClipPolyData()
clipper.SetInputConnection(apd.GetOutputPort())
clipper.SetClipFunction(planes)
clipper.InsideOutOn()
selectMapper = vtk.vtkPolyDataMapper()
selectMapper.SetInputConnection(clipper.GetOutputPort())
selectActor = vtk.vtkLODActor()
selectActor.SetMapper(selectMapper)
selectActor.GetProperty().SetColor(0, 1, 0)
selectActor.VisibilityOff()
selectActor.SetScale(1.01, 1.01, 1.01)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
#iren = vtk.vtkRenderWindowInteractor()
#iren.SetRenderWindow(renWin)
iRen.AddObserver("ExitEvent", sys.exit)
# The SetInteractor method is how 3D widgets are associated with the render
# window interactor. Internally, SetInteractor sets up a bunch of callbacks
# using the Command/Observer mechanism (AddObserver()).
ren.AddActor(maceActor)
ren.AddActor(selectActor)
# Add the actors to the renderer, set the background and size
#
ren.SetBackground(0.1, 0.2, 0.4)
renWin.SetSize(300, 300)
# This does the actual work: updates the vtkPlanes implicit function.
# This in turn causes the pipeline to update.
def SelectPolygons(widget, event_string):
'''
The callback takes two parameters.
Parameters:
widget - the object that generates the event.
event_string - the event name (which is a string).
'''
boxRep.GetPlanes(planes)
selectActor.VisibilityOn()
# Place the interactor initially. The input to a 3D widget is used to
# initially position and scale the widget. The EndInteractionEvent is
# observed which invokes the SelectPolygons callback.
boxRep = vtk.vtkBoxRepresentation()
boxRep.SetPlaceFactor(0.75)
boxRep.PlaceWidget(glyph.GetOutput().GetBounds())
boxWidget = vtk.vtkBoxWidget2()
boxWidget.SetInteractor(iRen)
boxWidget.SetRepresentation(boxRep)
boxWidget.AddObserver("EndInteractionEvent", SelectPolygons)
boxWidget.SetPriority(1)
# record events
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
recorder.SetFileName(VTK_DATA_ROOT + "/Data/EventRecording.log")
# render the image
iRen.Initialize()
renWin.Render()
#recorder.Record()
recorder.Play()
recorder.Off()
# render and interact with data
renWin.Render()
img_file = "TestInteractorEventRecorder.png"
vtk.test.Testing.compareImage(
iRen.GetRenderWindow(),
vtk.test.Testing.getAbsImagePath(img_file),
threshold=25)
vtk.test.Testing.interact()
style = vtk.vtkInteractorStyleImage()
iren.SetInteractorStyle(style)
# VTK widgets consist of two parts: the widget part that handles event processing;
# and the widget representation that defines how the widget appears in the scene
# (i.e., matters pertaining to geometry).
rep = vtk.vtkBiDimensionalRepresentation2D()
widget = vtk.vtkBiDimensionalWidget()
widget.SetInteractor(iren)
widget.SetRepresentation(rep)
widget.AddObserver("EndInteractionEvent", vtkBiDimensionalCallback)
# Add the actors to the renderer, set the background and size
ren1.AddActor(imageActor)
ren1.SetBackground(0.1, 0.2, 0.4)
renWin.SetSize(300, 300)
# record events
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iren)
recorder.SetFileName("C:/record.log")
# render the image
iren.Initialize()
renWin.Render()
iren.Start()
InteractionEvent 147 149 0 0 0 a\n\
MouseMoveEvent 147 150 0 0 0 a\n\
InteractionEvent 147 150 0 0 0 a\n\
MouseMoveEvent 146 152 0 0 0 a\n\
InteractionEvent 146 152 0 0 0 a\n\
MouseMoveEvent 146 153 0 0 0 a\n\
InteractionEvent 146 153 0 0 0 a\n\
MouseMoveEvent 145 154 0 0 0 a\n\
InteractionEvent 145 154 0 0 0 a\n\
MouseMoveEvent 144 155 0 0 0 a\n\
InteractionEvent 144 155 0 0 0 a\n\
MouseMoveEvent 144 156 0 0 0 a\n\
InteractionEvent 144 156 0 0 0 a\n\
RightButtonReleaseEvent 144 156 0 0 0 a\n\
EndInteractionEvent 144 156 0 0 0 a\n\
MouseMoveEvent 144 155 0 0 0 a\n\
MouseMoveEvent 144 155 0 0 0 a\n\
"
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
#recorder.SetFileName("record.log")
#recorder.On()
#recorder.Record()
recorder.ReadFromInputStringOn()
recorder.SetInputString(Recording)
# Render and play the events
recorder.Play()
iRen.Start()
def testInteractorEventRecorder(self):
# Demonstrate how to use the vtkInteractorEventRecorder to play back some
# events.
# Create a mace out of filters.
#
sphere = vtk.vtkSphereSource()
cone = vtk.vtkConeSource()
glyph = vtk.vtkGlyph3D()
glyph.SetInputConnection(sphere.GetOutputPort())
glyph.SetSourceConnection(cone.GetOutputPort())
glyph.SetVectorModeToUseNormal()
glyph.SetScaleModeToScaleByVector()
glyph.SetScaleFactor(0.25)
# The sphere and spikes are appended into a single polydata. This just makes things
# simpler to manage.
apd = vtk.vtkAppendPolyData()
apd.AddInputConnection(glyph.GetOutputPort())
apd.AddInputConnection(sphere.GetOutputPort())
maceMapper = vtk.vtkPolyDataMapper()
maceMapper.SetInputConnection(apd.GetOutputPort())
maceActor = vtk.vtkLODActor()
maceActor.SetMapper(maceMapper)
maceActor.VisibilityOn()
# This portion of the code clips the mace with the vtkPlanes implicit function.
# The clipped region is colored green.
planes = vtk.vtkPlanes()
clipper = vtk.vtkClipPolyData()
clipper.SetInputConnection(apd.GetOutputPort())
clipper.SetClipFunction(planes)
clipper.InsideOutOn()
selectMapper = vtk.vtkPolyDataMapper()
selectMapper.SetInputConnection(clipper.GetOutputPort())
selectActor = vtk.vtkLODActor()
selectActor.SetMapper(selectMapper)
selectActor.GetProperty().SetColor(0, 1, 0)
selectActor.VisibilityOff()
selectActor.SetScale(1.01, 1.01, 1.01)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin);
#iren = vtk.vtkRenderWindowInteractor()
#iren.SetRenderWindow(renWin)
iRen.AddObserver("ExitEvent", sys.exit)
# The SetInteractor method is how 3D widgets are associated with the render
# window interactor. Internally, SetInteractor sets up a bunch of callbacks
# using the Command/Observer mechanism (AddObserver()).
ren.AddActor(maceActor)
ren.AddActor(selectActor)
# Add the actors to the renderer, set the background and size
#
ren.SetBackground(0.1, 0.2, 0.4)
renWin.SetSize(300, 300)
# This does the actual work: updates the vtkPlanes implicit function.
# This in turn causes the pipeline to update.
def SelectPolygons(widget, event_string):
'''
The callback takes two parameters.
Parameters:
widget - the object that generates the event.
event_string - the event name (which is a string).
'''
boxRep.GetPlanes(planes)
selectActor.VisibilityOn()
# Place the interactor initially. The input to a 3D widget is used to
# initially position and scale the widget. The EndInteractionEvent is
# observed which invokes the SelectPolygons callback.
boxRep = vtk.vtkBoxRepresentation()
boxRep.SetPlaceFactor(0.75)
boxRep.PlaceWidget(glyph.GetOutput().GetBounds())
boxWidget = vtk.vtkBoxWidget2()
boxWidget.SetInteractor(iRen)
boxWidget.SetRepresentation(boxRep)
boxWidget.AddObserver("EndInteractionEvent", SelectPolygons)
boxWidget.SetPriority(1)
# record events
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
recorder.SetFileName(VTK_DATA_ROOT + "/Data/EventRecording.log")
# render the image
iRen.Initialize()
renWin.Render()
#recorder.Record()
recorder.Play()
recorder.Off()
# render and interact with data
renWin.Render()
img_file = "TestInteractorEventRecorder.png"
vtk.test.Testing.compareImage(iRen.GetRenderWindow(), vtk.test.Testing.getAbsImagePath(img_file), threshold=25)
vtk.test.Testing.interact()
def main(argv):
# Create some synthetic data
#
# Create a synthetic source: sample a sphere across a volume
sample = None
if len(argv) > 1:
# TODO: FIX ME
fileName = argv[1]
sample = vtk.vtkMetaImageReader()
sample.SetFileName(fileName)
sample.Update()
else:
sphere = vtk.vtkSphere()
sphere.SetCenter( 0.0,0.0,0.0)
sphere.SetRadius(0.25)
res = 100
sample = vtk.vtkSampleFunction()
sample.SetImplicitFunction(sphere)
sample.SetModelBounds(-0.5,0.5, -0.5,0.5, -0.5,0.5)
sample.SetSampleDimensions(res,res,res)
sample.SetOutputScalarTypeToFloat()
sample.Update()
# The cut plane
plane = vtk.vtkPlane()
plane.SetOrigin(0,0,0)
plane.SetNormal(1,1,1)
# Replace with vtkImageReslice
cut = vtk.vtkFlyingEdgesPlaneCutter()
cut.SetInputConnection(sample.GetOutputPort())
cut.SetPlane(plane)
cut.ComputeNormalsOff()
cutMapper = vtk.vtkPolyDataMapper()
cutMapper.SetInputConnection(cut.GetOutputPort())
cutActor = vtk.vtkActor()
cutActor.SetMapper(cutMapper)
cutActor.GetProperty().SetColor(1,1,1)
cutActor.GetProperty().SetOpacity(1)
# Create the RenderWindow, Renderer and both Actors
#
ren = vtk.vtkRenderer()
renWin = vtk.vtkRenderWindow()
renWin.SetMultiSamples(0)
renWin.AddRenderer(ren)
iRen = vtk.vtkRenderWindowInteractor()
iRen.SetRenderWindow(renWin)
# Create the widget, its representation, and callback
def MovePlane(widget, event_string):
rep.GetPlane(plane)
rep = vtk.vtkImplicitPlaneRepresentation()
rep.SetPlaceFactor(1.0);
rep.PlaceWidget(sample.GetOutput().GetBounds())
rep.DrawPlaneOff()
rep.SetPlane(plane)
planeWidget = vtk.vtkImplicitPlaneWidget2()
planeWidget.SetInteractor(iRen)
planeWidget.SetRepresentation(rep);
planeWidget.AddObserver("InteractionEvent",MovePlane);
recorder = vtk.vtkInteractorEventRecorder()
recorder.SetInteractor(iRen)
recorder.ReadFromInputStringOn()
recorder.SetInputString(Recording)
# Add the actors to the renderer, set the background and size
#
ren.AddActor(cutActor)
ren.SetBackground(1, 1, 1)
renWin.SetSize(300, 300)
ren.SetBackground(0.1, 0.2, 0.4)
iRen.Initialize()
renWin.Render()
planeWidget.On()
# Actually cut the data
recorder.Play()
iRen.Start()
def testCameraOrientationWidget(self):
self.camOrientManipulator = vtk.vtkCameraOrientationWidget()
self.renderer = vtk.vtkRenderer()
self.renWin = vtk.vtkRenderWindow()
self.interactor = vtk.vtkRenderWindowInteractor()
self.recorder = vtk.vtkInteractorEventRecorder()
reader = vtk.vtkXMLPolyDataReader()
reader.SetFileName(os.path.join(VTK_DATA_ROOT, "Data/cow.vtp"))
mapper = vtk.vtkPolyDataMapper()
mapper.SetInputConnection(reader.GetOutputPort())
actor = vtk.vtkActor()
actor.SetMapper(mapper)
self.renderer.AddActor(actor)
self.renderer.SetBackground(0.32, 0.32, 0.32)
self.renWin.AddRenderer(self.renderer)
self.renWin.SetSize(300, 300)
self.interactor.SetRenderWindow(self.renWin)
self.interactor.Initialize()
self.camOrientManipulator.SetParentRenderer(self.renderer)
self.camOrientManipulator.On()
self.renWin.Render()
self.recorder.SetInteractor(self.interactor)
self.recorder.ReadFromInputStringOn()
instructions = [FromMinusZToMinusX, FromMinusXToMinusZ,
FromMinusZToMinusY, FromMinusYToMinusZ,
FromMinusZToPlusZ, FromPlusZToMinusZ,
FromMinusZToPlusZ, FromPlusZToPlusX,
FromPlusXToPlusZ, FromPlusZToPlusY,
FromPlusYToPlusZ, FromPlusZToMinusZ,
FromMinusZToArbitrary]
requiredWidgetBack = [
[-1, 0, 0], [0, 0, -1], [0, -1, 0], [0, 0, -1],
[0, 0, 1], [0, 0, -1], [0, 0, 1], [1, 0, 0],
[0, 0, 1], [0, 1, 0], [0, 0, 1], [0, 0, -1],
[-0.44760227022559895, -0.7930977224238861, -0.4130958852069752]
]
requiredWidgetUp = [[0, 0, 1], [0, 1, 0], [0, 0, 1],
[0, 1, 0], [0, 1, 0], [0, 1, 0],
[0, 1, 0], [0, 0, 1], [0, 1, 0],
[0, 0, 1], [0, 1, 0], [0, 1, 0],
[-0.24830554277755906,
0.5540205026572317, -0.7946103699684332]
]
requiredPos = [
[25.3322, -0.438658, 0], [0.776126, -0.438658, 24.556],
[0.776126, 24.1174, 0], [0.776126, -0.438658, 24.556],
[0.776126, -0.438658, -24.556], [0.776126, -0.438658, 24.556],
[0.776126, -0.438658, -24.556], [-23.7799, -0.438658, 0],
[0.776126, -0.438658, -24.556], [0.776126, -24.9947, 0],
[0.776126, -0.438658, -24.556], [0.776126, -0.438658, 24.556],
[11.767466031971992, 19.036682097465544, 10.143999445975485]
]
requiredFp = [
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.776126, -0.438658, 0], [0.776126, -0.438658, 0],
[0.7761263847351074, -0.4386579990386963, 0.0]
]
requiredViewUp = [[0, 0, 1], [0, 1, 0], [0, 0, 1],
[0, 1, 0], [0, 1, 0], [0, 1, 0],
[0, 1, 0], [0, 0, 1], [0, 1, 0],
[0, 0, 1], [0, 1, 0], [0, 1, 0],
[-0.24830554277755904,
0.5540205026572318, -0.7946103699684332]
]
widgetBack = [0, 0, 0]
widgetUp = [0, 0, 0]
camPos = [0, 0, 0]
focalPoint = [0, 0, 0]
viewUp = [0, 0, 0]
for i in range(13):
self.spin(
instructions[i], widgetBack, widgetUp, camPos, focalPoint, viewUp)
# verify widget, camera orientations
for j in range(3):
self.assertAlmostEqual(widgetBack[j], requiredWidgetBack[i][j])
self.assertAlmostEqual(widgetUp[j], requiredWidgetUp[i][j])
self.assertAlmostEqual(camPos[j], requiredPos[i][j], places=4)
self.assertAlmostEqual(
focalPoint[j], requiredFp[i][j], places=4)
self.assertAlmostEqual(
viewUp[j], requiredViewUp[i][j], places=4)
# Remove the observers so we can go interactive. Without this the "-I"
# testing option fails.
self.recorder.Off()
vtk.test.Testing.compareImage(self.renWin, vtk.test.Testing.getAbsImagePath(
"TestCameraOrientationWidget.png"))
vtk.test.Testing.interact()
