You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
72 lines
1.5 KiB
72 lines
1.5 KiB
2 years ago
|
package require vtk
|
||
|
|
package require vtkinteraction
|
||
|
|
|
||
|
|
# Create the RenderWindow, Renderer and both Actors
|
||
|
|
#
|
||
|
|
vtkRenderer ren1
|
||
|
|
vtkRenderWindow renWin
|
||
|
|
renWin AddRenderer ren1
|
||
|
|
vtkRenderWindowInteractor iren
|
||
|
|
iren SetRenderWindow renWin
|
||
|
|
|
||
|
|
# create some points
|
||
|
|
#
|
||
|
|
vtkMath math
|
||
|
|
vtkPoints points
|
||
|
|
for {set i 0} {$i<50} {incr i 1} {
|
||
|
|
eval points InsertPoint $i [math Random 0 1] [math Random 0 1] [math Random 0 1]
|
||
|
|
}
|
||
|
|
|
||
|
|
vtkFloatArray scalars
|
||
|
|
for {set i 0} {$i<50} {incr i 1} {
|
||
|
|
eval scalars InsertValue $i [math Random 0 1]
|
||
|
|
}
|
||
|
|
|
||
|
|
vtkPolyData profile
|
||
|
|
profile SetPoints points
|
||
|
|
[profile GetPointData] SetScalars scalars
|
||
|
|
|
||
|
|
# triangulate them
|
||
|
|
#
|
||
|
|
vtkShepardMethod shepard
|
||
|
|
shepard SetInput profile
|
||
|
|
shepard SetModelBounds 0 1 0 1 .1 .5
|
||
|
|
# shepard SetMaximumDistance .1
|
||
|
|
shepard SetNullValue 1
|
||
|
|
shepard SetSampleDimensions 20 20 20
|
||
|
|
shepard Update
|
||
|
|
|
||
|
|
vtkDataSetMapper map
|
||
|
|
map SetInputConnection [shepard GetOutputPort]
|
||
|
|
|
||
|
|
vtkActor block
|
||
|
|
block SetMapper map
|
||
|
|
[block GetProperty] SetColor 1 0 0
|
||
|
|
|
||
|
|
# Add the actors to the renderer, set the background and size
|
||
|
|
#
|
||
|
|
ren1 AddActor block
|
||
|
|
ren1 SetBackground 1 1 1
|
||
|
|
renWin SetSize 400 400
|
||
|
|
|
||
|
|
ren1 ResetCamera
|
||
|
|
set cam1 [ren1 GetActiveCamera]
|
||
|
|
$cam1 Azimuth 160
|
||
|
|
$cam1 Elevation 30
|
||
|
|
$cam1 Zoom 1.5
|
||
|
|
ren1 ResetCameraClippingRange
|
||
|
|
|
||
|
|
renWin Render
|
||
|
|
|
||
|
|
# render the image
|
||
|
|
#
|
||
|
|
iren AddObserver UserEvent {wm deiconify .vtkInteract}
|
||
|
|
|
||
|
|
renWin Render
|
||
|
|
|
||
|
|
# prevent the tk window from showing up then start the event loop
|
||
|
|
wm withdraw .
|
||
|
|
|
||
|
|
set threshold 15
|
||
|
|
|