def test02(self):
""" Simplest test """
profiles = [
Line([Point(0.0, 0.0, 0.0),
Point(0.0, 0.001, 15.0)]),
Line([Point(0.1, 0.0, 0.0),
Point(0.1, 0.010, 12.0)]),
Line([Point(0.2, 0.0, 0.0),
Point(0.2, 0.020, 9.0)]),
Line([Point(0.3, 0.0, 0.0),
Point(0.3, 0.030, 6.0)])
]
mfd = TruncatedGRMFD(a_val=0.5,
b_val=1.0,
min_mag=5.8,
max_mag=6.2,
bin_width=0.1)
source = self._make_source(mfd=mfd,
aspect_ratio=1.5,
profiles=profiles)
msg = 'Wrong number of ruptures'
self.assertEqual(source.count_ruptures(), 28, msg)
if MAKE_MOVIES:
self._ruptures_animation('test02', source.surface, self.ruptures,
source.profiles)
def test_modify_geometry(self):
fault = self._make_source(self.edges)
# Modify the edges
top_edge_2 = Line([Point(29.9, 30.0, 2.0), Point(31.1, 30.0, 2.1)])
bottom_edge_2 = Line(
[Point(29.6, 29.9, 29.0),
Point(31.4, 29.9, 33.0)])
fault.modify_set_geometry([top_edge_2, bottom_edge_2], self.spacing)
exp_lons_top = [29.9, 31.1]
exp_lats_top = [30.0, 30.0]
exp_depths_top = [2.0, 2.1]
exp_lons_bot = [29.6, 31.4]
exp_lats_bot = [29.9, 29.9]
exp_depths_bot = [29.0, 33.0]
for iloc in range(len(fault.edges[0])):
self.assertAlmostEqual(fault.edges[0].points[iloc].longitude,
exp_lons_top[iloc])
self.assertAlmostEqual(fault.edges[0].points[iloc].latitude,
exp_lats_top[iloc])
self.assertAlmostEqual(fault.edges[0].points[iloc].depth,
exp_depths_top[iloc])
for iloc in range(len(fault.edges[1])):
self.assertAlmostEqual(fault.edges[1].points[iloc].longitude,
exp_lons_bot[iloc])
self.assertAlmostEqual(fault.edges[1].points[iloc].latitude,
exp_lats_bot[iloc])
self.assertAlmostEqual(fault.edges[1].points[iloc].depth,
exp_depths_bot[iloc])
def _make_source(self, mfd, aspect_ratio, fault_trace, dip):
sf = super(ComplexFaultSourceRupEnclPolyTestCase,
self)._make_source(mfd, aspect_ratio, fault_trace, dip)
# create an equivalent top and bottom edges
vdist_top = sf.upper_seismogenic_depth
vdist_bottom = sf.lower_seismogenic_depth
hdist_top = vdist_top / numpy.tan(numpy.radians(dip))
hdist_bottom = vdist_bottom / numpy.tan(numpy.radians(dip))
strike = fault_trace[0].azimuth(fault_trace[-1])
azimuth = (strike + 90.0) % 360
top_edge = []
bottom_edge = []
for point in fault_trace.points:
top_edge.append(point.point_at(hdist_top, vdist_top, azimuth))
bottom_edge.append(
point.point_at(hdist_bottom, vdist_bottom, azimuth))
edges = [Line(top_edge), Line(bottom_edge)]
return ComplexFaultSource(sf.source_id, sf.name,
sf.tectonic_region_type, sf.mfd,
sf.rupture_mesh_spacing,
sf.magnitude_scaling_relationship,
sf.rupture_aspect_ratio,
sf.temporal_occurrence_model, edges, sf.rake)
def setUp(self):
self.pro1 = Line([
Point(10.0, 45.0, 5.0),
Point(10.1, 45.1, 10.0),
Point(10.2, 45.2, 15.0),
Point(10.0, 45.3, 20.0)
])
self.pro2 = Line([
Point(10.0, 45.0, 2.0),
Point(10.1, 45.1, 8.0),
Point(10.2, 45.2, 11.0),
Point(10.0, 45.3, 19.0)
])
self.pro3 = Line([
Point(10.0, 45.0, 2.0),
Point(10.1, 45.1, 8.0),
Point(10.2, 45.2, 11.0),
Point(10.0, 45.3, 17.0)
])
self.pro4 = Line([
Point(10.0, 45.0, 8.0),
Point(10.1, 45.1, 13.0),
Point(10.2, 45.2, 17.0),
Point(10.0, 45.3, 23.0)
])
self.pro5 = Line([
Point(10.0, 45.0, 3.0),
Point(10.1, 45.1, 8.0),
Point(10.2, 45.2, 12.0)
])
def _make_source(self, mfd, aspect_ratio, profiles=None,
floating_x_step=0.5, floating_y_step=0.5):
"""
Utility method for creating quickly fault instances
:param mfd:
An instance of :class:`openquake.hazardlib.scalerel.base.`
:param aspect_ratio:
The rupture aspect ratio
:param profiles:
A list of profiles used to build the fault surface
"""
# Set the fault source parameter
source_id = name = 'test-source'
trt = self.TRT
rake = self.RAKE
rupture_mesh_spacing = 2.5
magnitude_scaling_relationship = PeerMSR()
rupture_aspect_ratio = aspect_ratio
tom = self.TOM
if profiles is None:
profiles = [Line([Point(0.0, 0.0, 0.0), Point(0.0, 0.01, 15.0)]),
Line([Point(0.3, 0.0, 0.0), Point(0.3, 0.01, 15.0)])]
# Create the source instance
kfs = KiteFaultSource(source_id, name, trt, mfd, rupture_mesh_spacing,
magnitude_scaling_relationship,
rupture_aspect_ratio, tom, profiles, rake,
floating_x_step=floating_x_step,
floating_y_step=floating_y_step)
# Check we can create a pickled version of this object
assert_pickleable(kfs)
return kfs
def setUp(self):
""" This creates a fault dipping to north """
self.profiles1 = []
tmp = [
Point(0.0, 0.00, 0.0),
Point(0.0, 0.05, 5.0),
Point(0.0, 0.10, 10.0),
Point(0.0, 0.20, 20.0)
]
self.profiles1.append(Line(tmp))
tmp = [
Point(0.17, 0.00, 0.0),
Point(0.17, 0.05, 5.0),
Point(0.17, 0.10, 10.0),
Point(0.17, 0.15, 15.0)
]
self.profiles1.append(Line(tmp))
tmp = [
Point(0.20, 0.00, 0.0),
Point(0.20, 0.05, 5.0),
Point(0.20, 0.10, 10.0),
Point(0.20, 0.15, 15.0)
]
tmp = [
Point(0.23, 0.13, 0.0),
Point(0.23, 0.18, 5.0),
Point(0.23, 0.23, 10.0),
Point(0.23, 0.28, 15.0)
]
self.profiles1.append(Line(tmp))
def setUp(self):
# First surface - Almost vertical dipping to south
prf1 = Line([Point(0, 0, 0), Point(0, -0.00001, 20.)])
prf2 = Line([Point(0.15, 0, 0), Point(0.15, -0.00001, 20.)])
prf3 = Line([Point(0.3, 0, 0), Point(0.3, -0.00001, 20.)])
sfca = KiteSurface.from_profiles([prf1, prf2, prf3], 1., 1.)
self.msrf = MultiSurface([sfca])
def setUp(self):
""" This creates a fault dipping to north """
self.profiles1 = []
tmp = [
Point(0.0, 0.00, 0.0),
Point(0.0, 0.05, 5.0),
Point(0.0, 0.10, 10.0),
Point(0.0, 0.15, 15.0)
]
self.profiles1.append(Line(tmp))
tmp = [
Point(0.3, 0.00, 0.0),
Point(0.3, 0.05, 5.0),
Point(0.3, 0.10, 10.0),
Point(0.3, 0.15, 15.0)
]
self.profiles1.append(Line(tmp))
tmp = [
Point(0.5, 0.00, 0.0),
Point(0.5, 0.05, 5.0),
Point(0.5, 0.10, 10.0),
Point(0.5, 0.15, 15.0)
]
self.profiles1.append(Line(tmp))
self.profiles2 = []
tmp = [Point(0.0, 0.000, 0.0), Point(0.0, 0.001, 15.0)]
self.profiles2.append(Line(tmp))
tmp = [Point(0.5, 0.000, 0.0), Point(0.5, 0.001, 15.0)]
self.profiles2.append(Line(tmp))
def test_get_area1(self):
pntsa = npoints_towards(lon=0.32,
lat=0.0,
depth=0.0,
azimuth=45,
hdist=10.0,
vdist=0.0,
npoints=2)
pntsb = npoints_towards(lon=pntsa[0][1],
lat=pntsa[1][1],
depth=pntsa[2][1],
azimuth=45 + 90,
hdist=10.0,
vdist=10.0,
npoints=2)
pntsc = npoints_towards(lon=0.32,
lat=0.0,
depth=0.0,
azimuth=45 + 90,
hdist=10.0,
vdist=10.0,
npoints=2)
tmp = Point(pntsc[0][1], pntsc[1][1], pntsc[2][1])
prf3 = Line([Point(0.32, 0, 0), tmp])
tmp1 = Point(pntsa[0][1], pntsa[1][1], pntsa[2][1])
tmp2 = Point(pntsb[0][1], pntsb[1][1], pntsb[2][1])
prf4 = Line([tmp1, tmp2])
sfcb = KiteSurface.from_profiles([prf3, prf4], 0.2, 0.2)
computed = sfcb.get_area()
expected = 10.0 * 14.14
msg = 'Multi fault surface: area is wrong'
aae(expected, computed, decimal=-1, err_msg=msg)
def setUp(self):
edges = []
edge1 = Line([
Point(10.0, 45.0, 0.0),
Point(10., 45.1, 0.0),
Point(10.0, 45.2, 0.0)
])
edge2 = Line([
Point(10.1, 45.0, 10.0),
Point(10.1, 45.1, 10.0),
Point(10.1, 45.2, 10.0)
])
edges.append(edge1)
edges.append(edge2)
self.edgesA = edges
edges = []
edge1 = Line([
Point(10.0, 45.0, 0.0),
Point(10., 45.1, 0.0),
Point(10.0, 45.2, 0.0)
])
edge2 = Line([
Point(10.1, 45.2, 10.0),
Point(10.1, 45.1, 10.0),
Point(10.1, 45.0, 10.0)
])
edges.append(edge1)
edges.append(edge2)
self.edgesB = edges
def get_surface(self):
hyp = Line([Point(0, 0.5)])
trc = Line([Point(0, 0), Point(0, 1)])
sfc = SimpleFaultSurface.from_fault_data(fault_trace=trc,
upper_seismogenic_depth=0,
lower_seismogenic_depth=15,
dip=90.,
mesh_spacing=10.)
return sfc, hyp
def setUp(self):
top_edge_1 = Line([Point(30.0, 30.0, 1.0), Point(31.0, 30.0, 1.0)])
bottom_edge_1 = Line([Point(29.7, 29.9, 30.0),
Point(31.3, 29.9, 32.0)])
self.edges = [top_edge_1, bottom_edge_1]
self.mfd = EvenlyDiscretizedMFD(7.0, 0.1, [1.0])
self.aspect = 1.0
self.spacing = 5.0
self.rake = 90.
def get_target_sites_mesh(self, maximum_distance, spacing, vs30,
vs30measured=True, z1pt0=None, z2pt5=None,
backarc=False):
"""
Renders a two dimensional mesh of points over the rupture surface
"""
# Get bounding box of dilated rupture
lowx, highx, lowy, highy = self._get_limits_maximum_rjb(
maximum_distance)
# Create bounding box lines and then resample at spacing
ewline = Line([Point(lowx, highy, 0.), Point(highx, highy, 0.)])
nsline = Line([Point(lowx, highy, 0.), Point(lowx, lowy, 0.)])
ewline = ewline.resample(spacing)
nsline = nsline.resample(spacing)
xvals = np.array([pnt.longitude for pnt in ewline.points])
yvals = np.array([pnt.latitude for pnt in nsline.points])
gridx, gridy = np.meshgrid(xvals, yvals)
numx, numy = np.shape(gridx)
npts = numx * numy
gridx = (np.reshape(gridx, npts, 1)).flatten()
gridy = (np.reshape(gridy, npts, 1)).flatten()
site_list = []
if not z1pt0:
# z1pt0 = vs30_to_z1pt0_as08(vs30)
z1pt0 = vs30_to_z1pt0_cy14(vs30)
if not z2pt5:
# z2pt5 = z1pt0_to_z2pt5(z1pt0)
z2pt5 = vs30_to_z2pt5_cb14(vs30)
for iloc in range(0, npts):
site_list.append(Site(Point(gridx[iloc], gridy[iloc], 0.),
vs30,
z1pt0,
z2pt5,
vs30measured=vs30measured,
backarc=backarc))
self.target_sites = SiteCollection(site_list)
self.target_sites_config = {
"TYPE": "Mesh",
"RMAX": maximum_distance,
"SPACING": spacing,
"VS30": vs30,
"VS30MEASURED": vs30measured,
"Z1.0": z1pt0,
"Z2.5": z2pt5,
"BACKARC": backarc}
return self.target_sites
def _3d_line_from_list(vals):
"""
"""
vertices = []
for lon, lat, depth in vals:
vertices.append(Point(lon, lat, depth))
return Line(vertices)
def test(self):
sitecol = SiteCollection([Site(Point(-65.13490, 0.0),
vs30=760., z1pt0=48.0, z2pt5=0.607,
vs30measured=True)])
mfd = ArbitraryMFD([6.0], [0.01604252])
trace = Line([Point(-65.0000, -0.11240), Point(-65.000, 0.11240)])
# 1.0 km Mesh Spacing
mesh_spacing = 1.0
msr = PeerMSR()
sources = [SimpleFaultSource("001", "PEER Fault Set 2.5",
"Active Shallow Crust", mfd,
mesh_spacing, msr, 2.0, PoissonTOM(1.0),
0.0, 12., trace, 90., 0.)]
imtls = {"PGA": [0.001, 0.01, 0.05, 0.1, 0.2, 0.4, 0.6, 0.8, 1.0,
1.25, 1.5, 2.0, 2.5, 3.0, 4.0, 5.0, 6.0, 7.0]}
gmpe = ChiouYoungs2014PEER()
gmpe.mixture_model = {"factors": [0.8, 1.2], "weights": [0.5, 0.5]}
hcm = calc_hazard_curves(sources, sitecol, imtls,
{"Active Shallow Crust": gmpe})
# Match against the benchmark is not exact - but differences in the
# log space should be on the order of less than 0.04%
expected = numpy.array([-4.140470001, -4.140913368, -4.259457496,
-4.724733842, -5.900747959, -7.734816415,
-9.019329629, -10.03864778, -10.90333404,
-11.83885783, -12.65826442, -14.05429951,
-15.22535996, -16.23988897, -17.94685518,
-19.36079032, -20.57460101, -21.64201335])
expected = numpy.around(expected, 5)
hcm_lnpga = numpy.around(numpy.log(hcm["PGA"].flatten()), 5)
perc_diff = 100.0 * ((hcm_lnpga / expected) - 1.0)
numpy.testing.assert_allclose(perc_diff, numpy.zeros(len(perc_diff)),
atol=0.04)
def test_Pago_VeianoMontaguto(self):
# regression test
fault_trace = Line([
Point(15.2368, 41.1594),
Point(15.1848, 41.1644),
Point(15.1327, 41.1694),
Point(15.0807, 41.1745),
Point(15.0286, 41.1795),
Point(14.9765, 41.1846),
Point(14.9245, 41.1896),
Point(14.8724, 41.1946),
Point(14.8204, 41.1997)
])
mfd = EvenlyDiscretizedMFD(min_mag=6.9,
bin_width=0.2,
occurrence_rates=[1.0])
dip = 70.0
upper_seismogenic_depth = 11.0
lower_seismogenic_depth = 25.0
rake = -130
scalerel = WC1994()
rupture_mesh_spacing = 5
rupture_aspect_ratio = 1
tom = PoissonTOM(10)
fault = SimpleFaultSource(
'ITCS057', 'Pago Veiano-Montaguto', TRT.ACTIVE_SHALLOW_CRUST, mfd,
rupture_mesh_spacing, scalerel, rupture_aspect_ratio, tom,
upper_seismogenic_depth, lower_seismogenic_depth, fault_trace, dip,
rake)
self.assertEqual(len(list(fault.iter_ruptures())), 1)
def _make_source(self, mfd, aspect_ratio, fault_trace=None, dip=45):
source_id = name = 'test-source'
trt = self.TRT
rake = self.RAKE
rupture_mesh_spacing = 1
upper_seismogenic_depth = 0
lower_seismogenic_depth = 4.2426406871192848
magnitude_scaling_relationship = PeerMSR()
rupture_aspect_ratio = aspect_ratio
tom = self.TOM
if fault_trace is None:
fault_trace = Line([
Point(0.0, 0.0),
Point(0.0, 0.0359728811758),
Point(0.0190775080917, 0.0550503815181),
Point(0.03974514139, 0.0723925718855)
])
sfs = SimpleFaultSource(
source_id, name, trt, mfd, rupture_mesh_spacing,
magnitude_scaling_relationship, rupture_aspect_ratio, tom,
upper_seismogenic_depth, lower_seismogenic_depth, fault_trace, dip,
rake)
assert_pickleable(sfs)
return sfs
def get_resampled_top_edge(self, angle_var=0.1):
"""
This methods computes a simplified representation of a fault top edge
by removing the points that are not describing a change of direction,
provided a certain tolerance angle.
:param float angle_var:
Number representing the maximum deviation (in degrees) admitted
without the creation of a new segment
:returns:
A :class:`~openquake.hazardlib.geo.line.Line` representing the
rupture surface's top edge.
"""
mesh = self.mesh
top_edge = [Point(mesh.lons[0][0], mesh.lats[0][0], mesh.depths[0][0])]
for i in range(len(mesh.triangulate()[1][0]) - 1):
v1 = numpy.asarray(mesh.triangulate()[1][0][i])
v2 = numpy.asarray(mesh.triangulate()[1][0][i + 1])
cosang = numpy.dot(v1, v2)
sinang = numpy.linalg.norm(numpy.cross(v1, v2))
angle = math.degrees(numpy.arctan2(sinang, cosang))
if abs(angle) > angle_var:
top_edge.append(
Point(mesh.lons[0][i + 1], mesh.lats[0][i + 1],
mesh.depths[0][i + 1]))
top_edge.append(
Point(mesh.lons[0][-1], mesh.lats[0][-1], mesh.depths[0][-1]))
line_top_edge = Line(top_edge)
return line_top_edge
def _setup_fault_source():
"""
Builds a fault source using the PEER Bending Fault case.
"""
point_order_dipping_east = [
Point(-64.78365, -0.45236),
Point(-64.80164, -0.45236),
Point(-64.90498, -0.36564),
Point(-65.0000, -0.16188),
Point(-65.0000, 0.0000)
]
trace_dip_east = Line(point_order_dipping_east)
fault_surface1 = SimpleFaultSurface.from_fault_data(
trace_dip_east, 0.0, 12.0, 60., 1.0)
# Activity Rates
# cm per km2
area = 60. * 12.0 / np.sin(np.radians(60.))
cm2perkm2 = (100. * 1000.)**2.
mo1 = 3.0E11 * 0.2 * (area * cm2perkm2)
mo_m6p75 = 10.0**(16.05 + 1.5 * 6.75)
rate1 = mo1 / mo_m6p75
mfd1 = EvenlyDiscretizedMFD(6.75, 0.01, [rate1])
tom = PoissonTOM(1.0)
aspect = 2.0
rake = 90.0
src = SimpleFaultSource("PEER_FLT_EAST", "PEER Bending Fault Dipping East",
"Active Shallow Crust", mfd1, 1.0, PeerMSR(), 2.0,
tom, 0.0, 12.0, trace_dip_east, 60.0, rake)
src.num_ruptures = src.count_ruptures()
return src
def make_rupture_fordpp(self, rupture_class, **kwargs):
# Create the rupture surface.
upper_seismogenic_depth = 0.
lower_seismogenic_depth = 15.
dip = 90.
mesh_spacing = 1.
fault_trace_start = Point(10., 45.2)
fault_trace_end = Point(10., 45.919457)
fault_trace = Line([fault_trace_start, fault_trace_end])
default_arguments = {
'mag': 7.2,
'rake': 0.,
'tectonic_region_type': const.TRT.STABLE_CONTINENTAL,
'hypocenter': Point(10.0, 45.334898, 10),
'surface': SimpleFaultSurface.from_fault_data(
fault_trace, upper_seismogenic_depth, lower_seismogenic_depth,
dip=dip, mesh_spacing=mesh_spacing),
'rupture_slip_direction': 0.
}
default_arguments.update(kwargs)
kwargs = default_arguments
rupture = rupture_class(**kwargs)
for key in kwargs:
assert getattr(rupture, key) is kwargs[key]
return rupture
def _create_rupture(distance, magnitude,
tectonic_region_type=TRT.ACTIVE_SHALLOW_CRUST):
# Return a rupture with a fixed geometry located at a given r_jb distance
# from a site located at (0.0, 0.0).
# parameter float distance:
# Joyner and Boore rupture-site distance
# parameter float magnitude:
# Rupture magnitude
# Find the point at a given distance
lonp, latp = point_at(0.0, 0.0, 90., distance)
mag = magnitude
rake = 0.0
tectonic_region_type = tectonic_region_type
hypocenter = Point(lonp, latp, 2.5)
surface = PlanarSurface.from_corner_points(
Point(lonp, -1, 0.), Point(lonp, +1, 0.),
Point(lonp, +1, 5.), Point(lonp, -1, 5.))
surface = SimpleFaultSurface.from_fault_data(
fault_trace=Line([Point(lonp, -1), Point(lonp, 1)]),
upper_seismogenic_depth=0.0,
lower_seismogenic_depth=5.0,
dip=90.0,
mesh_spacing=1.0)
# check effective rupture-site distance
from openquake.hazardlib.geo.mesh import Mesh
mesh = Mesh(numpy.array([0.0]), numpy.array([0.0]))
assert abs(surface.get_joyner_boore_distance(mesh)-distance) < 1e-2
return BaseRupture(mag, rake, tectonic_region_type, hypocenter,
surface, NonParametricSeismicSource)
def test_fault_trace_intersects_itself(self):
mfd = TruncatedGRMFD(a_val=0.5, b_val=1.0, min_mag=10, max_mag=20,
bin_width=1.0)
fault_trace = Line([Point(0, 0), Point(0, 1),
Point(1, 1), Point(0, 0.5)])
with self.assertRaises(ValueError) as ar:
self._make_source(mfd=mfd, aspect_ratio=1, fault_trace=fault_trace)
self.assertEqual(str(ar.exception), 'fault trace intersects itself')
def setUp(self):
self.basic_trace = Line([Point(30.0, 30.0), Point(30.0, 32.0)])
self.mfd = EvenlyDiscretizedMFD(7.0, 0.1, [1.0])
self.aspect = 1.0
self.dip = 45.0
self.fault = self._make_source(self.mfd, self.aspect, self.basic_trace,
self.dip)
self.fault.lower_seismogenic_depth = 10.0
def setUp(self):
# First surface
prf1 = Line([Point(0, 0, 0), Point(0, -0.001, 20.)])
prf2 = Line([Point(0.15, 0, 0), Point(0.15, -0.001, 20.)])
prf3 = Line([Point(0.3, 0, 0), Point(0.3, -0.001, 20.)])
sfcA = KiteSurface.from_profiles([prf1, prf2, prf3], 5., 5.)
# Second surface
prf3 = Line([Point(0.32, 0, 0), Point(0.32, 0.001, 20.)])
prf4 = Line([Point(0.45, 0.15, 0), Point(0.45, 0.1501, 20.)])
sfcB = KiteSurface.from_profiles([prf3, prf4], 5., 5.)
self.msrf = MultiSurface([sfcA, sfcB])
coo = np.array([[-0.1, 0.0], [0.0, 0.1]])
self.mesh = Mesh(coo[:, 0], coo[:, 1])
def setUp(self):
# Create surface
trc = Line([Point(0.0, 0.0), Point(0.5, 0.0)])
usd = 0.0
lsd = 20.0
dip = 90.0
spc = 2.5
self.srfc1 = SFS.from_fault_data(trc, usd, lsd, dip, spc)
# Create surface
trc = Line([Point(0.0, 0.0), Point(0.5, 0.0)])
usd = 0.0
lsd = 20.0
dip = 20.0
spc = 2.5
self.srfc2 = SFS.from_fault_data(trc, usd, lsd, dip, spc)
def test_dip_90_no_dilation(self):
trace = Line([Point(0.0, 0.0), Point(0.0, 0.04),
Point(0.03, 0.05), Point(0.04, 0.06)])
source = self._make_source(self.mfd, 1, dip=90, fault_trace=trace)
polygon = source.get_rupture_enclosing_polygon()
elons = [0, 0, 0.04]
elats = [0, 0.04, 0.06]
numpy.testing.assert_allclose(polygon.lons, elons, rtol=0, atol=1e-5)
numpy.testing.assert_allclose(polygon.lats, elats)
def test_dip_30_no_dilation(self):
trace = Line([Point(0.0, 0.0), Point(0.0, 0.04),
Point(0.03, 0.05), Point(0.04, 0.06)])
source = self._make_source(self.mfd, 1, dip=30, fault_trace=trace)
polygon = source.get_rupture_enclosing_polygon()
elons = [0.0549872, 0., 0., 0.04, 0.09498719]
elats = [-0.0366581, 0, 0.04, 0.06, 0.02334187]
numpy.testing.assert_allclose(polygon.lons, elons, rtol=0, atol=1e-5)
numpy.testing.assert_allclose(polygon.lats, elats, rtol=0, atol=1e-5)
def test_rx_kite(self):
spc = 2.0
pro1 = Line([Point(0.2, 0.0, 0.0), Point(0.2, 0.05, 15.0)])
pro2 = Line([Point(0.0, 0.0, 0.0), Point(0.0, 0.05, 15.0)])
sfc1 = KiteSurface.from_profiles([pro1, pro2], spc, spc)
msurf = MultiSurface([sfc1])
pcoo = numpy.array([[0.2, 0.1], [0.0, -0.1]])
mesh = Mesh(pcoo[:, 0], pcoo[:, 1])
# Compute expected distances
lo = pro1.points[0].longitude
la = pro1.points[0].longitude
tmp0 = geodetic_distance(lo, la, pcoo[0, 0], pcoo[0, 1])
lo = pro2.points[0].longitude
la = pro2.points[0].longitude
tmp1 = geodetic_distance(lo, la, pcoo[1, 0], pcoo[1, 1])
# Checking
rx = msurf.get_rx_distance(mesh)
expected = numpy.array([tmp0, -tmp1])
numpy.testing.assert_almost_equal(expected, rx, decimal=5)
def _make_source(self, *args, **kwargs):
source = super()._make_source(*args, **kwargs)
surface = SimpleFaultSurface.from_fault_data(
source.fault_trace, source.upper_seismogenic_depth,
source.lower_seismogenic_depth, source.dip,
source.rupture_mesh_spacing)
mesh = surface.mesh
top_edge = Line(list(mesh[0:1]))
bottom_edge = Line(list(mesh[-1:]))
cfs = ComplexFaultSource(source.source_id, source.name,
source.tectonic_region_type, source.mfd,
source.rupture_mesh_spacing,
source.magnitude_scaling_relationship,
source.rupture_aspect_ratio,
source.temporal_occurrence_model,
[top_edge, bottom_edge], source.rake)
assert_pickleable(cfs)
return cfs
def from_files(cls, fname):
"""
"""
lines = []
for filename in sorted(glob.glob(os.path.join(fname, 'edge*.csv'))):
tmp = numpy.loadtxt(filename)
pnts = []
for i in range(tmp.shape[0]):
pnts.append(Point(tmp[i, 0], tmp[i, 1], tmp[i, 2]))
lines.append(Line(pnts))
return cls(lines)
def setUp(self):
# First surface - Almost vertical dipping to south
prf1 = Line([Point(0, 0, 0), Point(0, -0.00001, 20.)])
prf2 = Line([Point(0.15, 0, 0), Point(0.15, -0.00001, 20.)])
prf3 = Line([Point(0.3, 0, 0), Point(0.3, -0.00001, 20.)])
sfca = KiteSurface.from_profiles([prf1, prf2, prf3], 1., 1.)
# Second surface - Strike to NE and dip to SE
pntsa = npoints_towards(lon=0.32,
lat=0.0,
depth=0.0,
azimuth=45,
hdist=10.0,
vdist=0.0,
npoints=2)
pntsb = npoints_towards(lon=pntsa[0][1],
lat=pntsa[1][1],
depth=pntsa[2][1],
azimuth=45 + 90,
hdist=10.0,
vdist=10.0,
npoints=2)
pntsc = npoints_towards(lon=0.32,
lat=0.0,
depth=0.0,
azimuth=45 + 90,
hdist=10.0,
vdist=10.0,
npoints=2)
tmp = Point(pntsc[0][1], pntsc[1][1], pntsc[2][1])
prf3 = Line([Point(0.32, 0, 0), tmp])
tmp1 = Point(pntsa[0][1], pntsa[1][1], pntsa[2][1])
tmp2 = Point(pntsb[0][1], pntsb[1][1], pntsb[2][1])
prf4 = Line([tmp1, tmp2])
sfcb = KiteSurface.from_profiles([prf3, prf4], 0.2, 0.2)
# Create surface and mesh needed for the test
self.msrf = MultiSurface([sfca, sfcb])
self.coo = np.array([[-0.1, 0.0], [0.0, 0.1]])
self.mesh = Mesh(self.coo[:, 0], self.coo[:, 1])
