def run(self):
"""Generate the database.
"""
# Domain
# Extend beyond mesh boundaries to avoid problems with linear interpolations.
x = numpy.arange(-6000.0, 6000.1, 2000.0)
y = numpy.arange(-6000.0, 6000.1, 2000.0)
z = numpy.arange(-10000.0, 2000.1, 2000.0)
(x3, y3, z3) = numpy.meshgrid(x, y, z)
nptsX = x.shape[0]
nptsY = y.shape[0]
nptsZ = z.shape[0]
xyz = numpy.zeros((nptsX * nptsY * nptsZ, 3), dtype=numpy.float64)
xyz[:, 0] = x3.ravel()
xyz[:, 1] = y3.ravel()
xyz[:, 2] = z3.ravel()
from axialstrain_genmaxwell_soln import AnalyticalSoln
soln = AnalyticalSoln()
disp = soln.initial_displacement(xyz)
from spatialdata.geocoords.CSCart import CSCart
cs = CSCart()
cs.inventory.spaceDim = 3
cs._configure()
data = {
'x':
x,
'y':
y,
'z':
z,
'points':
xyz,
'coordsys':
cs,
'data_dim':
3,
'values': [{
'name': "initial_amplitude_x",
'units': "m",
'data': disp[0, :, 0].ravel()
}, {
'name': "initial_amplitude_y",
'units': "m",
'data': disp[0, :, 1].ravel()
}, {
'name': "initial_amplitude_z",
'units': "m",
'data': disp[0, :, 2].ravel()
}]
}
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
io = SimpleGridAscii()
io.inventory.filename = "axialstrain_genmaxwell_bc.spatialdb"
io._configure()
io.write(data)
return
def run(self):
"""Generate the database.
"""
# Domain
x1 = numpy.arange(-1.0, 11.01, 1.0)
y1 = numpy.arange(-1.0, 11.01, 1.0)
x, y = numpy.meshgrid(x1, y1)
xy = numpy.zeros((len(x1) * len(y1), 2), dtype=numpy.float64)
xy[:, 0] = x.ravel()
xy[:, 1] = y.ravel()
from terzaghi_soln import AnalyticalSoln
soln = AnalyticalSoln()
disp = soln.initial_displacement(xy)
pres = soln.initial_pressure(xy)
trace_strain = soln.initial_trace_strain(xy)
from spatialdata.geocoords.CSCart import CSCart
cs = CSCart()
cs.inventory.spaceDim = 2
cs._configure()
data = {
'x':
x1,
'y':
y1,
'points':
xy,
'coordsys':
cs,
'data_dim':
2,
'values': [{
'name': "displacement_x",
'units': "m",
'data': numpy.ravel(disp[0, :, 0])
}, {
'name': "displacement_y",
'units': "m",
'data': numpy.ravel(disp[0, :, 1])
}, {
'name': "pressure",
'units': "Pa",
'data': numpy.ravel(pres[0, :])
}, {
'name': "trace_strain",
'units': "none",
'data': numpy.ravel(trace_strain[0, :])
}]
}
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
io = SimpleGridAscii()
io.inventory.filename = "terzaghi_ic.spatialdb"
io._configure()
io.write(data)
return
def run(self):
"""Generate the database.
"""
# Domain
x = numpy.arange(-1.0e+4, 1.01e+4, 5.0e+3)
y = numpy.arange(-1.0e+4, 1.01e+4, 5.0e+3)
z = numpy.array([0])
x3, y3, z3 = numpy.meshgrid(x, y, z)
nptsX = x.shape[0]
nptsY = y.shape[0]
nptsZ = z.shape[0]
xyz = numpy.zeros((nptsX * nptsY * nptsZ, 3), dtype=numpy.float64)
xyz[:, 0] = x3.ravel()
xyz[:, 1] = y3.ravel()
xyz[:, 2] = z3.ravel()
from sheartraction_rate_soln import AnalyticalSoln
soln = AnalyticalSoln()
disp = soln.bc_initial_displacement(xyz)
velocity_time = soln.bc_rate_time(xyz) / year.value
velocity = soln.bc_velocity(xyz) * year.value
from spatialdata.geocoords.CSCart import CSCart
cs = CSCart()
cs.inventory.spaceDim = 3
cs._configure()
data = {
"x":
x,
"y":
y,
"z":
z,
'points':
xyz,
'coordsys':
cs,
'data_dim':
2,
'values': [
{
'name': "initial_amplitude_x",
'units': "m",
'data': disp[0, :, 0].ravel()
},
{
'name': "initial_amplitude_y",
'units': "m",
'data': disp[0, :, 1].ravel()
},
{
'name': "initial_amplitude_z",
'units': "m",
'data': disp[0, :, 2].ravel()
},
{
'name': "rate_amplitude_x",
'units': "m/year",
'data': velocity[0, :, 0].ravel()
},
{
'name': "rate_amplitude_y",
'units': "m/year",
'data': velocity[0, :, 1].ravel()
},
{
'name': "rate_amplitude_z",
'units': "m/year",
'data': velocity[0, :, 2].ravel()
},
{
'name': "rate_start_time",
'units': "year",
'data': velocity_time[0, :, 0].ravel()
},
]
}
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
io = SimpleGridAscii()
io.inventory.filename = "sheartraction_rate_disp.spatialdb"
io._configure()
io.write(data)
return
def run(self):
"""Generate the database.
"""
# Domain
x = numpy.arange(-4.0e+3, 4.01e+3, 1.0e+3)
y = numpy.arange(-4.0e+3, 4.01e+3, 1.0e+3)
z = numpy.arange(-8.0e+3, 0.01e+3, 1.0e+3)
x3, y3, z3 = numpy.meshgrid(x, y, z)
nptsX = x.shape[0]
nptsY = y.shape[0]
nptsZ = z.shape[0]
xyz = numpy.zeros((nptsX * nptsY * nptsZ, 3), dtype=numpy.float64)
xyz[:, 0] = x3.ravel()
xyz[:, 1] = y3.ravel()
xyz[:, 2] = z3.ravel()
from axialdisp_soln import AnalyticalSoln
soln = AnalyticalSoln()
disp = soln.displacement(xyz)
from spatialdata.geocoords.CSCart import CSCart
cs = CSCart()
cs.inventory.spaceDim = 3
cs._configure()
data = {
"x":
x,
"y":
y,
"z":
z,
"points":
xyz,
"coordsys":
cs,
"data_dim":
3,
"values": [
{
"name": "initial_amplitude_x",
"units": "m",
"data": numpy.ravel(disp[0, :, 0])
},
{
"name": "initial_amplitude_y",
"units": "m",
"data": numpy.ravel(disp[0, :, 1])
},
{
"name": "initial_amplitude_z",
"units": "m",
"data": numpy.ravel(disp[0, :, 2])
},
]
}
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
io = SimpleGridAscii()
io.inventory.filename = "axialdisp_bc.spatialdb"
io._configure()
io.write(data)
return
def test_io(self):
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
filename = "data/gridio.spatialdb"
x = numpy.array([-2.0, 0.0, 3.0], dtype=numpy.float64)
y = numpy.array([0.0, 1.0], dtype=numpy.float64)
z = numpy.array([-2.0, -1.0, 2.0], dtype=numpy.float64)
points = numpy.array(
[
[-2.0, 0.0, -2.0],
[-2.0, 1.0, -2.0],
[-2.0, 0.0, -1.0],
[-2.0, 1.0, -1.0],
[-2.0, 0.0, 2.0],
[-2.0, 1.0, 2.0],
[0.0, 0.0, -2.0],
[0.0, 1.0, -2.0], # query (5.7, 8.2)
[0.0, 0.0, -1.0],
[0.0, 1.0, -1.0],
[0.0, 0.0, 2.0],
[0.0, 1.0, 2.0],
[3.0, 0.0, -2.0],
[3.0, 1.0, -2.0],
[3.0, 0.0, -1.0],
[3.0, 1.0, -1.0],
[3.0, 0.0, 2.0],
[3.0, 1.0, 2.0],
],
dtype=numpy.float64,
)
one = numpy.array(
[6.6, 5.5, 2.3, 5.7, 6.3, 3.4, 7.2, 5.7, 3.4, 5.7, 9.4, 7.2, 4.8, 9.2, 5.8, 4.7, 7.8, 2.9],
dtype=numpy.float64,
)
two = numpy.array(
[3.4, 6.7, 4.1, 2.0, 6.7, 6.4, 6.8, 8.2, 9.8, 2.3, 8.5, 9.3, 7.5, 8.3, 8.5, 8.9, 6.2, 8.3],
dtype=numpy.float64,
)
cs = CSCart()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = filename
writer._configure()
writer.write(
{
"points": points,
"x": x,
"y": y,
"z": z,
"coordsys": cs,
"data_dim": 3,
"values": [{"name": "one", "units": "m", "data": one}, {"name": "two", "units": "m", "data": two}],
}
)
db = SimpleGridDB()
db.inventory.label = "test"
db.inventory.queryType = "nearest"
db.inventory.filename = filename
db._configure()
self._db = db
locs = numpy.array([[0.1, 0.95, -1.8]], numpy.float64)
cs = CSCart()
cs._configure()
queryVals = ["two", "one"]
dataE = numpy.array([[8.2, 5.7]], numpy.float64)
errE = [0]
db = self._db
db.open()
db.queryVals(queryVals)
data = numpy.zeros(dataE.shape, dtype=numpy.float64)
err = []
nlocs = locs.shape[0]
for i in xrange(nlocs):
e = db.query(data[i, :], locs[i, :], cs)
err.append(e)
db.close()
self.assertEqual(len(errE), len(err))
for vE, v in zip(errE, err):
self.assertEqual(vE, v)
self.assertEqual(len(dataE.shape), len(data.shape))
for dE, d in zip(dataE.shape, data.shape):
self.assertEqual(dE, d)
for vE, v in zip(numpy.reshape(dataE, -1), numpy.reshape(data, -1)):
self.assertAlmostEqual(vE, v, 6)
return
def test_io_3d(self):
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
filename = "data/gridio3d.spatialdb"
x = numpy.array([-2.0, 0.0, 3.0], dtype=numpy.float64)
y = numpy.array([0.0, 1.0], dtype=numpy.float64)
z = numpy.array([-2.0, -1.0, 2.0], dtype=numpy.float64)
points = numpy.array(
[
[-2.0, 0.0, -2.0],
[-2.0, 1.0, -2.0],
[-2.0, 0.0, -1.0],
[-2.0, 1.0, -1.0],
[-2.0, 0.0, 2.0],
[-2.0, 1.0, 2.0],
[0.0, 0.0, -2.0],
[0.0, 1.0, -2.0], # query (5.7, 8.2)
[0.0, 0.0, -1.0],
[0.0, 1.0, -1.0],
[0.0, 0.0, 2.0],
[0.0, 1.0, 2.0],
[3.0, 0.0, -2.0],
[3.0, 1.0, -2.0],
[3.0, 0.0, -1.0],
[3.0, 1.0, -1.0],
[3.0, 0.0, 2.0],
[3.0, 1.0, 2.0],
],
dtype=numpy.float64)
one = numpy.array([
6.6, 5.5, 2.3, 5.7, 6.3, 3.4, 7.2, 5.7, 3.4, 5.7, 9.4, 7.2, 4.8,
9.2, 5.8, 4.7, 7.8, 2.9
],
dtype=numpy.float64)
two = numpy.array([
3.4, 6.7, 4.1, 2.0, 6.7, 6.4, 6.8, 8.2, 9.8, 2.3, 8.5, 9.3, 7.5,
8.3, 8.5, 8.9, 6.2, 8.3
],
dtype=numpy.float64)
cs = CSCart()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = filename
writer._configure()
writer.write({
'points':
points,
'x':
x,
'y':
y,
'z':
z,
'coordsys':
cs,
'data_dim':
3,
'values': [
{
'name': "one",
'units': "m",
'data': one
},
{
'name': "two",
'units': "m",
'data': two
},
]
})
db = SimpleGridDB()
db.inventory.label = "test"
db.inventory.queryType = "nearest"
db.inventory.filename = filename
db._configure()
self._db = db
locs = numpy.array([[0.1, 0.95, -1.8]], numpy.float64)
cs = CSCart()
cs._configure()
queryVals = ["two", "one"]
dataE = numpy.array([[8.2, 5.7]], numpy.float64)
errE = [0]
db = self._db
db.open()
db.queryVals(queryVals)
data = numpy.zeros(dataE.shape, dtype=numpy.float64)
err = []
nlocs = locs.shape[0]
for i in xrange(nlocs):
e = db.query(data[i, :], locs[i, :], cs)
err.append(e)
db.close()
self.assertEqual(len(errE), len(err))
for vE, v in zip(errE, err):
self.assertEqual(vE, v)
self.assertEqual(len(dataE.shape), len(data.shape))
for dE, d in zip(dataE.shape, data.shape):
self.assertEqual(dE, d)
for vE, v in zip(numpy.reshape(dataE, -1), numpy.reshape(data, -1)):
self.assertAlmostEqual(vE, v, 6)
return
npts = nx*ny*nz
xyz = numpy.zeros( (npts, 3), dtype=numpy.float64)
xyz[:,0] = x
for iy in xrange(ny):
xyz[iy*nz:(iy+1)*nz,1] = y[iy]
xyz[iy*nz:(iy+1)*nz,2] = z
zero = numpy.zeros( (npts,), dtype=numpy.float64)
r = ((xyz[:,0]-hypoX)**2 + (xyz[:,1]-hypoY)**2 + (xyz[:,2]-hypoZ)**2)**0.5
tractionLL = dTshear*fnF(r)
cs = CSCart()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = "traction_change.spatialdb"
writer._configure()
writer.write({'points': xyz,
'x': x,
'y': y,
'z': z,
'coordsys': cs,
'data_dim': 2,
'values': [{'name': "traction-shear-leftlateral",
'units': "MPa",
'data': tractionLL},
{'name': "traction-shear-updip",
'units': "MPa",
'data': zero},
{'name': "traction-normal",
def test_io_2d(self):
from spatialdata.spatialdb.SimpleGridAscii import SimpleGridAscii
filename = "data/gridio2d.spatialdb"
x = numpy.array([-2.0, 0.0, 3.0], dtype=numpy.float64)
y = numpy.array([0.0, 1.0], dtype=numpy.float64)
points = numpy.array([
[-2.0, 0.0],
[-2.0, 1.0],
[ 0.0, 0.0],
[ 0.0, 1.0], # query (5.7, 8.2)
[ 3.0, 0.0],
[ 3.0, 1.0],
], dtype=numpy.float64)
one = numpy.array([6.6, 5.5, 7.2, 5.7, 4.8, 9.2], dtype=numpy.float64)
two = numpy.array([3.4, 6.7, 6.8, 8.2, 7.5, 8.3], dtype=numpy.float64)
cs = CSCart()
cs.inventory.spaceDim = 2
cs._configure()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = filename
writer._configure()
writer.write({'points': points,
'x': x,
'y': y,
'coordsys': cs,
'data_dim': 2,
'values': [{'name': "one",
'units': "m",
'data': one},
{'name': "two",
'units': "m",
'data': two},
]})
db = SimpleGridDB()
db.inventory.label = "test"
db.inventory.queryType = "nearest"
db.inventory.filename = filename
db._configure()
self._db = db
locs = numpy.array( [[0.1, 0.95]], numpy.float64)
queryVals = ["two", "one"]
dataE = numpy.array( [[8.2, 5.7]], numpy.float64)
errE = [0]
db = self._db
db.open()
db.queryVals(queryVals)
data = numpy.zeros(dataE.shape, dtype=numpy.float64)
err = []
nlocs = locs.shape[0]
for i in xrange(nlocs):
e = db.query(data[i,:], locs[i,:], cs)
err.append(e)
db.close()
self.assertEqual(len(errE), len(err))
for vE, v in zip(errE, err):
self.assertEqual(vE, v)
self.assertEqual(len(dataE.shape), len(data.shape))
for dE, d in zip(dataE.shape, data.shape):
self.assertEqual(dE, d)
for vE, v in zip(numpy.reshape(dataE, -1), numpy.reshape(data, -1)):
self.assertAlmostEqual(vE, v, 6)
return
xyz = numpy.zeros((npts, 3), dtype=numpy.float64)
xyz[:, 0] = x
for iy in xrange(ny):
xyz[iy * nz:(iy + 1) * nz, 1] = y[iy]
xyz[iy * nz:(iy + 1) * nz, 2] = z
zero = numpy.zeros((npts, ), dtype=numpy.float64)
r = ((xyz[:, 0] - hypoX)**2 + (xyz[:, 1] - hypoY)**2 +
(xyz[:, 2] - hypoZ)**2)**0.5
tractionLL = dTshear * fnF(r)
cs = CSCart()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = "traction_change.spatialdb"
writer._configure()
writer.write({
'points':
xyz,
'x':
x,
'y':
y,
'z':
z,
'coordsys':
cs,
'data_dim':
2,
f0 = 0.6*numpy.ones( (npts,), dtype=numpy.float64)
v0 = 1.0e-6*numpy.ones( (npts,), dtype=numpy.float64)
a = 0.008 + 0.008*(1.0 - fnB(xyz[:,1], W, taperW)*fnB(-xyz[:,2]-7.5e+3,0.5*W,taperW))
b = 0.012*numpy.ones( (npts,), dtype=numpy.float64)
L = 0.02*numpy.ones( (npts,), dtype=numpy.float64)
cohesion = numpy.zeros( (npts,), dtype=numpy.float64)
vi = 1.0e-12
Tshear = 75.0e+6
Tnormal = -120.0e+6
theta0 = L/v0*numpy.exp(1.0/b*(-Tshear/Tnormal - f0 - a*numpy.log(vi/v0)))
cs = CSCart()
cs.initialize()
writer = SimpleGridAscii()
writer.inventory.filename = "friction.spatialdb"
writer._configure()
writer.write({'points': xyz,
'x': x,
'y': y,
'z': z,
'coordsys': cs,
'data_dim': 2,
'values': [{'name': "reference-friction-coefficient",
'units': "none",
'data': f0},
{'name': "reference-slip-rate",
'units': "m/s",
'data': v0},
{'name': "characteristic-slip-distance",