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#############################################################
## ##
## Copyright (c) 2007-2017 by The University of Queensland ##
## Centre for Geoscience Computing ##
## http://earth.uq.edu.au/centre-geoscience-computing ##
## ##
## Primary Business: Brisbane, Queensland, Australia ##
## Licensed under the Open Software License version 3.0 ##
## http://www.apache.org/licenses/LICENSE-2.0 ##
## ##
#############################################################
from gengeo import *
#An example python script to generate a dogbone of unbonded particles
# Define region extremities:
l2 = 10.0
r2 = 2.5
origin = Vector3(0.0,0.0,0.0)
axis = Vector3(0.0,1.0,0.0)
size = 5.0
minPoint = Vector3(-1.0*size,0.0,-1.0*size)
maxPoint = Vector3(size,3.0*size,size)
# Define the volume to be filled with spheres:
dogbone = DogBone (
origin = origin,
axis = axis,
length = 3.0*size,
radius = size,
l2 = l2,
r2 = r2
)
# Create a multi-group neighbour table to contain the particles:
mntable = MNTable3D (
minPoint = minPoint,
maxPoint = maxPoint,
gridSize = 2.2
)
# Fill the volume with particles:
packer = InsertGenerator3D (
minRadius = 0.2,
maxRadius = 1.0,
insertFails = 1000,
maxIterations = 1000,
tolerance = 1.0e-6
)
# Generate the packing
packer.generatePacking(
volume = dogbone,
ntable = mntable
)
# write a geometry file in VTK format
mntable.write(
fileName = "temp/geo_example4.vtu",
outputStyle = 2
)
# write a geometry file in ESyS-Particle geo format
mntable.write(
fileName = "temp/geo_example4.geo",
outputStyle = 1
)
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