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#!/usr/bin/env python
from vtkmodules.vtkCommonCore import vtkPoints
from vtkmodules.vtkCommonDataModel import (
vtkCellArray,
vtkPolyData,
)
from vtkmodules.vtkFiltersModeling import vtkFillHolesFilter
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 some data, remove some polygons
pd = vtkPolyData()
pts = vtkPoints()
polys = vtkCellArray()
pd.SetPoints(pts)
pd.SetPolys(polys)
xRes = 10
yRes = 10
xPtsRes = xRes + 1
yPtsRes = yRes + 1
# insert points
j = 0
while j < yPtsRes:
i = 0
while i < xPtsRes:
pts.InsertNextPoint(i, j, 0.0)
i += 1
j += 1
# insert cells
j = 1
while j <= yRes:
i = 1
while i <= xRes:
cellId = i - 1 + yRes * (j - 1)
if (cellId != 48 and cellId != 12 and cellId != 13
and cellId != 23 and cellId != 60 and cellId != 83
and cellId != 72 and cellId != 76 and cellId != 77
and cellId != 78 and cellId != 87):
polys.InsertNextCell(4)
polys.InsertCellPoint(i - 1 + ((j - 1) * yPtsRes))
polys.InsertCellPoint(i + ((j - 1) * yPtsRes))
polys.InsertCellPoint(i + (j * yPtsRes))
polys.InsertCellPoint(i - 1 + (j * yPtsRes))
i += 1
j += 1
# Fill the holes
fill = vtkFillHolesFilter()
fill.SetInputData(pd)
fill.SetHoleSize(20.0)
# Mapping and actor
map = vtkPolyDataMapper()
# map SetInput pd
map.SetInputConnection(fill.GetOutputPort())
actor = vtkActor()
actor.SetMapper(map)
actor.GetProperty().SetColor(1, 0, 0)
# Add the actors to the renderer, set the background and size
#
ren1.AddActor(actor)
ren1.SetBackground(1, 1, 1)
renWin.SetSize(300, 300)
# render the image
#
iren.Initialize()
#iren.Start()
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