/usr/lib/python2.7/dist-packages/vtk/util/misc.py is in python-vtk6 6.1.0+dfsg2-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | """Miscellaneous functions and classes that dont fit into specific
categories."""
import sys, os, vtk
#----------------------------------------------------------------------
# the following functions are for the vtk regression testing and examples
def vtkGetDataRoot():
"""vtkGetDataRoot() -- return vtk example data directory
"""
dataIndex=-1;
for i in range(0, len(sys.argv)):
if sys.argv[i] == '-D' and i < len(sys.argv)-1:
dataIndex = i+1
if dataIndex != -1:
dataRoot = sys.argv[dataIndex]
else:
try:
dataRoot = os.environ['VTK_DATA_ROOT']
except KeyError:
dataRoot = '../../../../VTKData'
return dataRoot
def vtkGetTempDir():
"""vtkGetTempDir() -- return vtk testing temp dir
"""
tempIndex=-1;
for i in range(0, len(sys.argv)):
if sys.argv[i] == '-T' and i < len(sys.argv)-1:
tempIndex = i+1
if tempIndex != -1:
tempDir = sys.argv[tempIndex]
else:
tempDir = '.'
return tempDir
def vtkRegressionTestImage( renWin ):
"""vtkRegressionTestImage(renWin) -- produce regression image for window
This function writes out a regression .png file for a vtkWindow.
Does anyone involved in testing care to elaborate?
"""
imageIndex=-1;
for i in range(0, len(sys.argv)):
if sys.argv[i] == '-V' and i < len(sys.argv)-1:
imageIndex = i+1
if imageIndex != -1:
fname = os.path.join(vtkGetDataRoot(), sys.argv[imageIndex])
rt_w2if = vtk.vtkWindowToImageFilter()
rt_w2if.SetInput(renWin)
if os.path.isfile(fname):
pass
else:
rt_pngw = vtk.vtkPNGWriter()
rt_pngw.SetFileName(fname)
rt_pngw.SetInputConnection(rt_w2if.GetOutputPort())
rt_pngw.Write()
rt_pngw = None
rt_png = vtk.vtkPNGReader()
rt_png.SetFileName(fname)
rt_id = vtk.vtkImageDifference()
rt_id.SetInputConnection(rt_w2if.GetOutputPort())
rt_id.SetImageConnection(rt_png.GetOutputPort())
rt_id.Update()
if rt_id.GetThresholdedError() <= 10:
return 1
else:
sys.stderr.write('Failed image test: %f\n'
% rt_id.GetThresholdedError())
return 0
return 2
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