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#! /usr/bin/env python
from __future__ import print_function
import os
import openturns as ot
ot.PlatformInfo.SetNumericalPrecision(6)
vertices = []
vertices.append([0.0, 0.0, 0.0])
vertices.append([0.0, 0.0, 1.0])
vertices.append([0.0, 1.0, 0.0])
vertices.append([0.0, 1.0, 1.0])
vertices.append([1.0, 0.0, 0.0])
vertices.append([1.0, 0.0, 1.0])
vertices.append([1.0, 1.0, 0.0])
vertices.append([1.0, 1.0, 1.0])
simplicies = []
simplicies.append([0, 1, 2, 4])
simplicies.append([3, 5, 6, 7])
simplicies.append([1, 2, 3, 6])
simplicies.append([1, 2, 4, 6])
simplicies.append([1, 3, 5, 6])
simplicies.append([1, 4, 5, 6])
mesh3D = ot.Mesh(vertices, simplicies)
s = 3
values = ot.Normal(s).getSample(mesh3D.getVerticesNumber())
field = ot.Field(mesh3D, values)
print('field=', field)
print('spatial dim=', field.getSpatialDimension())
print('value[4]=', field.getValueAtIndex(4))
print('nearest[2]=', field.getValueAtNearestPosition(field[2]))
print('mesh=', field.getMesh())
print('spatial mean=', field.getSpatialMean())
print('deformed=', field.asDeformedMesh())
print('description=', field.getDescription())
fname = 'field.vtk'
field.exportToVTKFile(fname)
with open(fname) as f:
data = f.read()
print(data)
os.remove(fname)
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