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#!/usr/bin/env python
# This tests vtkAMRResampleFilter
import vtk
from vtk.test import Testing
from vtk.util.misc import vtkGetDataRoot
VTK_DATA_ROOT = vtkGetDataRoot()
class TestAMRResampleFilter(Testing.vtkTest):
def testAMR(self):
filename= VTK_DATA_ROOT +"/Data/AMR/Enzo/DD0010/moving7_0010.hierarchy"
reader = vtk.vtkAMREnzoReader()
reader.SetFileName(filename);
reader.SetMaxLevel(10);
reader.SetCellArrayStatus("TotalEnergy",1)
filter = vtk.vtkAMRResampleFilter()
filter.SetMin([0.2,0.2,0]);
filter.SetMax([0.8,0.8,1]);
filter.SetNumberOfSamples([30,30,30]);
filter.SetDemandDrivenMode(1)
filter.SetInputConnection(reader.GetOutputPort())
filter.Update()
out = filter.GetOutputDataObject(0).GetBlock(0);
self.assertEqual(out.GetNumberOfPoints(),27000);
data = out.GetPointData().GetArray("TotalEnergy")
minV = data.GetTuple(0)[0]
maxV = data.GetTuple(0)[0]
for i in range(out.GetNumberOfPoints()):
v = data.GetTuple(i)[0]
minV = min(v,minV)
maxV = max(v,maxV)
noError = abs(maxV*100000 - 201)<1
self.assertEqual(noError,True);
if __name__ == "__main__":
Testing.main([(TestAMRResampleFilter, 'test')])
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