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#!/usr/bin/env python
from vtkmodules.vtkCommonCore import vtkPoints
from vtkmodules.vtkCommonDataModel import (
vtkCellArray,
vtkPolyData,
)
from vtkmodules.vtkFiltersGeneral import vtkVoxelContoursToSurfaceFilter
from vtkmodules.vtkRenderingCore import (
vtkActor,
vtkPolyDataMapper,
vtkRenderWindow,
vtkRenderWindowInteractor,
vtkRenderer,
)
import vtkmodules.vtkInteractionStyle
import vtkmodules.vtkRenderingFreeType
import vtkmodules.vtkRenderingOpenGL2
from vtkmodules.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
# Create the RenderWindow, Renderer and both Actors
#
ren1 = vtkRenderer()
renWin = vtkRenderWindow()
renWin.AddRenderer(ren1)
iren = vtkRenderWindowInteractor()
iren.SetRenderWindow(renWin)
#
# Create the data
#
points = vtkPoints()
polys = vtkCellArray()
i = 0
z = -5
while z < 30:
xtraX = 0
while xtraX < 90:
xtraY = 0
while xtraY < 90:
x = -10
y = -10
x = x + xtraX
y = y + xtraY
if z % 12 == 0:
x = x + 1
if z % 12 == 1:
x = x + 2
if z % 12 == 2:
x = x + 3
if z % 12 == 3:
x = x + 3
y = y + 1
if z % 12 == 4:
x = x + 3
y = y + 2
if z % 12 == 5:
x = x + 3
y = y + 3
if z % 12 == 6:
x = x + 2
y = y + 3
if z % 12 == 7:
x = x + 1
y = y + 3
if z % 12 == 8:
y = y + 3
if z % 12 == 9:
y = y + 2
if z % 12 == 10:
y = y + 1
if (xtraX != 30 and xtraY != 30) or (xtraX == xtraY):
polys.InsertNextCell(4)
points.InsertPoint(i, x + 0, y + 0, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 20, y + 0, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 20, y + 20, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 0, y + 20, z)
polys.InsertCellPoint(i)
i += 1
polys.InsertNextCell(4)
points.InsertPoint(i, x + 4, y + 4, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 16, y + 4, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 16, y + 16, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 4, y + 16, z)
polys.InsertCellPoint(i)
i += 1
if xtraX != 30 or xtraY != 30:
polys.InsertNextCell(4)
points.InsertPoint(i, x + 8, y + 8, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 12, y + 8, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 12, y + 12, z)
polys.InsertCellPoint(i)
i += 1
points.InsertPoint(i, x + 8, y + 12, z)
polys.InsertCellPoint(i)
i += 1
xtraY += 30
xtraX += 30
z += 1
#
# Create a representation of the contours used as input
#
contours = vtkPolyData()
contours.SetPoints(points)
contours.SetPolys(polys)
contourMapper = vtkPolyDataMapper()
contourMapper.SetInputData(contours)
contourActor = vtkActor()
contourActor.SetMapper(contourMapper)
contourActor.GetProperty().SetColor(1, 0, 0)
contourActor.GetProperty().SetAmbient(1)
contourActor.GetProperty().SetDiffuse(0)
contourActor.GetProperty().SetRepresentationToWireframe()
ren1.AddViewProp(contourActor)
ren1.ResetCamera()
ren1.GetActiveCamera().Azimuth(10)
ren1.GetActiveCamera().Elevation(30)
ren1.ResetCameraClippingRange()
renWin.SetSize(300, 300)
renWin.Render()
# renWin.Render()
# Create the contour to surface filter
#
f = vtkVoxelContoursToSurfaceFilter()
f.SetInputData(contours)
f.SetMemoryLimitInBytes(100000)
m = vtkPolyDataMapper()
m.SetInputConnection(f.GetOutputPort())
m.ScalarVisibilityOff()
a = vtkActor()
a.SetMapper(m)
ren1.AddViewProp(a)
contourActor.VisibilityOff()
ren1.SetBackground(.1, .2, .4)
renWin.Render()
#iren.Start()
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