import numpy as np
from numpy import zeros, searchsorted, ravel
from pyNastran.utils.numpy_utils import integer_types
from pyNastran.op2.result_objects.op2_objects import get_times_dtype
from pyNastran.op2.tables.oes_stressStrain.real.oes_objects import StressObject, StrainObject, OES_Object
from pyNastran.f06.f06_formatting import write_floats_13e, _eigenvalue_header #, get_key0
[docs]
class RealTriaxArray(OES_Object):
def __init__(self, data_code, is_sort1, isubcase, dt):
OES_Object.__init__(self, data_code, isubcase, apply_data_code=False)
#self.code = [self.format_code, self.sort_code, self.s_code]
#self.ntimes = 0 # or frequency/mode
#self.ntotal = 0
self.ielement = 0
self.nelements = 0 # result specific
self.itime = 0
self.itotal = 0
self.element_node = None
@property
def is_real(self) -> bool:
return True
@property
def is_complex(self) -> bool:
return False
@property
def nnodes_per_element(self) -> int:
if self.element_type == 53:
nnodes_per_element = 1
else:
raise NotImplementedError(self.element_type)
return nnodes_per_element
def _reset_indices(self) -> None:
self.itotal = 0
self.ielement = 0
def _get_msgs(self):
raise NotImplementedError('%s needs to implement _get_msgs' % self.__class__.__name__)
#return headers
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def build(self):
"""sizes the vectorized attributes of the RealTriaxArray"""
#print("self.ielement =", self.ielement)
#print('ntimes=%s nelements=%s ntotal=%s' % (self.ntimes, self.nelements, self.ntotal))
assert self.ntimes > 0, 'ntimes=%s' % self.ntimes
assert self.nelements > 0, 'nelements=%s' % self.nelements
assert self.ntotal > 0, 'ntotal=%s' % self.ntotal
unused_nnodes_per_element = self.nnodes_per_element
self.itime = 0
self.ielement = 0
self.itotal = 0
#self.ntimes = 0
#self.nelements = 0
#print("***name=%s type=%s nnodes_per_element=%s ntimes=%s nelements=%s ntotal=%s" % (
#self.element_name, self.element_type, nnodes_per_element, self.ntimes, self.nelements, self.ntotal))
dtype, idtype, fdtype = get_times_dtype(self.nonlinear_factor, self.size, self.analysis_fmt)
_times = zeros(self.ntimes, dtype=self.analysis_fmt)
element_node = zeros((self.ntotal, 2), dtype=idtype)
# [radial, azimuthal, axial, shear, omax, oms, ovm]
data = zeros((self.ntimes, self.ntotal, 7), dtype=fdtype)
if self.load_as_h5:
#for key, value in sorted(self.data_code.items()):
#print(key, value)
group = self._get_result_group()
self._times = group.create_dataset('_times', data=_times)
self.element_node = group.create_dataset('element_node', data=element_node)
self.data = group.create_dataset('data', data=data)
else:
self._times = _times
self.element_node = element_node
self.data = data
[docs]
def build_dataframe(self):
"""creates a pandas dataframe"""
import pandas as pd
headers = self.get_headers()
element_node = [self.element_node[:, 0], self.element_node[:, 1]]
if self.nonlinear_factor not in (None, np.nan):
# LoadStep 1.0
# ElementID NodeID Item
#30011 0 radial 2.000005e+02
# 30011 azimuthal 2.000005e+02
# 30012 axial 1.960005e+02
# 30013 shear -1.441057e-09
#30012 0 omax 2.000005e+02
#... ...
#30021 30023 axial 1.934256e+02
#30022 0 shear 0.000000e+00
# 30021 omax 1.973730e+02
# 30023 oms 1.973730e+00
# 30024 ovm 3.947461e+00
column_names, column_values = self._build_dataframe_transient_header()
names = ['ElementID', 'NodeID', 'Item']
data_frame = self._build_pandas_transient_element_node(
column_values, column_names,
headers, element_node, self.data, from_tuples=False, from_array=True,
names=names,
)
#column_names, column_values = self._build_dataframe_transient_header()
#data_frame = self._build_pandas_transient_element_node(
#column_values, column_names,
#headers, self.element_node, self.data)
else:
# radial azimuthal axial shear omax oms ovm
#ElementID NodeID
#5301 0 -0.018626 -0.090677 -0.007052 0.010027 -0.090677 0.044707 0.080379
# 5301 -0.000184 -0.050802 -0.015103 0.025020 -0.050802 0.034634 0.062511
# 5303 -0.040201 -0.117615 0.015897 0.010630 -0.117615 0.067729 0.117565
# 5305 -0.021945 -0.166931 -0.028821 -0.005979 -0.166931 0.074223 0.142052
#5311 0 -0.016238 -0.072509 -0.006677 0.010041 -0.072509 0.036086 0.064018
# 5311 -0.006616 -0.089126 -0.007863 0.012473 -0.089126 0.047187 0.084695
# 5313 -0.032047 -0.038660 0.001105 0.011260 -0.038660 0.021614 0.041742
# 5315 -0.017285 -0.129091 -0.017932 0.002921 -0.129091 0.057211 0.111599
df1 = pd.DataFrame(element_node).T
df1.columns = ['ElementID', 'NodeID']
df2 = pd.DataFrame(self.data[0], columns=headers)
data_frame = df1.join(df2).set_index(['ElementID', 'NodeID'])
#self.data_frame = pd.Panel(self.data, major_axis=element_node, minor_axis=headers).to_frame()
#self.data_frame.columns.names = ['Static']
#self.data_frame.index.names = ['ElementID', 'NodeID', 'Item']
self.data_frame = data_frame
def __eq__(self, table): # pragma: no cover
assert self.is_sort1 == table.is_sort1
self._eq_header(table)
if not np.array_equal(self.element_node, table.element_node):
assert self.element_node.shape == table.element_node.shape, 'shape=%s element_node.shape=%s' % (
self.element_node.shape, table.element_node.shape)
msg = 'table_name=%r class_name=%s\n' % (self.table_name, self.__class__.__name__)
msg += '%s\nEid1, Eid2\n' % str(self.code_information())
for (eid1, nid1), (eid2, nid2) in zip(self.element_node, table.element_node):
msg += '(%s, %s) (%s, %s)\n' % (eid1, nid1, eid2, nid2)
print(msg)
raise ValueError(msg)
if not np.array_equal(self.data, table.data):
msg = 'table_name=%r class_name=%s\n' % (self.table_name, self.__class__.__name__)
msg += '%s\n' % str(self.code_information())
ntimes = self.data.shape[0]
i = 0
if self.is_sort1:
for itime in range(ntimes):
for ieid, eid in enumerate(self.element):
t1 = self.data[itime, ieid, :]
t2 = table.data[itime, ieid, :]
(radial1, azimuthal1, axial1, shear1, omax1, oms1, ovm1) = t1
(radial2, azimuthal2, axial2, shear2, omax2, oms2, ovm2) = t2
if not np.allclose(t1, t2):
#if not np.array_equal(t1, t2):
msg += '%s\n (%s, %s, %s, %s, %s, %s, %s)\n (%s, %s, %s, %s, %s, %s, %s)\n' % (
eid,
radial1, azimuthal1, axial1, shear1, omax1, oms1, ovm1,
radial2, azimuthal2, axial2, shear2, omax2, oms2, ovm2)
i += 1
if i > 10:
print(msg)
raise ValueError(msg)
else:
raise NotImplementedError(self.is_sort2)
if i > 0:
print(msg)
raise ValueError(msg)
return True
def add_sort1(self, dt, eid, nid, radial, azimuthal, axial, shear, omax, oms, ovm):
"""unvectorized method for adding SORT1 transient data"""
assert self.sort_method == 1, self
assert isinstance(eid, integer_types) and eid > 0, 'dt=%s eid=%s' % (dt, eid)
self._times[self.itime] = dt
self.element_node[self.itotal, :] = [eid, nid]
self.data[self.itime, self.itotal, :] = [radial, azimuthal, axial, shear, omax, oms, ovm]
self.itotal += 1
self.ielement += 1
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def get_stats(self, short: bool=False) -> list[str]:
if not self.is_built:
return [
f'<{self.__class__.__name__}>; table_name={self.table_name!r}\n',
f' ntimes: {self.ntimes:d}\n',
f' ntotal: {self.ntotal:d}\n',
]
nelements = self.ntotal
ntimes = self.ntimes
#ntotal = self.ntotal
nelements = self.ntotal
msg = []
if self.nonlinear_factor not in (None, np.nan): # transient
msg.append(' type=%s ntimes=%i nelements=%i\n'
% (self.__class__.__name__, ntimes, nelements))
ntimes_word = 'ntimes'
else:
msg.append(' type=%s nelements=%i\n'
% (self.__class__.__name__, nelements))
ntimes_word = '1'
headers = self.get_headers()
n = len(headers)
assert n == self.data.shape[2], 'nheaders=%s shape=%s' % (n, str(self.data.shape))
msg.append(' data: [%s, ntotal, %i] where %i=[%s]\n' % (ntimes_word, n, n, str(', '.join(headers))))
msg.append(f' element_node.shape = {self.element_node.shape}\n')
msg.append(f' data.shape = {self.data.shape}\n')
msg.append(f' element type: {self.element_name}-{self.element_type}\n')
msg += self.get_data_code()
return msg
[docs]
def get_element_index(self, eids):
# elements are always sorted; nodes are not
itot = searchsorted(eids, self.element) #[0]
return itot
[docs]
def eid_to_element_node_index(self, eids):
ind = ravel([searchsorted(self.element == eid) for eid in eids])
return ind
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def write_f06(self, f06_file, header=None, page_stamp='PAGE %s',
page_num: int=1, is_mag_phase: bool=False, is_sort1: bool=True):
if header is None:
header = []
msg = self._get_msgs()
(ntimes, unused_ntotal) = self.data.shape[:2]
eids = self.element_node[:, 0]
nids = self.element_node[:, 1]
for itime in range(ntimes):
dt = self._times[itime]
header = _eigenvalue_header(self, header, itime, ntimes, dt)
f06_file.write(''.join(header + msg))
#[radial, azimuthal, axial, shear, omax, oms, ovm]
radial = self.data[itime, :, 0]
azimuthal = self.data[itime, :, 1]
axial = self.data[itime, :, 2]
shear = self.data[itime, :, 3]
omax = self.data[itime, :, 4]
oms = self.data[itime, :, 5]
ovm = self.data[itime, :, 6]
for (eid, nid, radiali, azimuthali, axiali, sheari, omaxi, omsi, ovmi) in zip(
eids, nids, radial, azimuthal, axial, shear, omax, oms, ovm):
vals = [radiali, azimuthali, axiali, sheari, omaxi, omsi, ovmi]
vals2 = write_floats_13e(vals)
[radiali, azimuthali, axiali, sheari, omaxi, omsi, ovmi] = vals2
f06_file.write(
'0%8i %-13s %-13s %-13s %-13s %-13s %-13s %-13s %s\n'
% (eid, nid, radiali, azimuthali, axiali, sheari, omaxi, omsi, ovmi))
f06_file.write(page_stamp % page_num)
page_num += 1
if self.nonlinear_factor in (None, np.nan):
page_num -= 1
return page_num
[docs]
class RealTriaxStressArray(RealTriaxArray, StressObject):
def __init__(self, data_code, is_sort1, isubcase, dt):
RealTriaxArray.__init__(self, data_code, is_sort1, isubcase, dt)
StressObject.__init__(self, data_code, isubcase)
def _get_msgs(self) -> list[str]:
if self.element_type == 53:
pass
else:
raise NotImplementedError(self.element_type)
msg = [
' S T R E S S E S I N T R I A X 6 E L E M E N T S\n',
' ELEMENT GRID ID STRESSES IN MATERIAL COORD SYSTEM MAX MAG MAX VON MISES \n',
' ID RADIAL AZIMUTHAL AXIAL SHEAR PRINCIPAL SHEAR\n',
#' 5351 0 -9.726205E+02 -1.678908E+03 -1.452340E+03 -1.325111E+02 -1.678908E+03 3.702285E+02 6.654553E+02
#' 4389 -9.867789E+02 -1.624276E+03 -1.388424E+03 -9.212539E+01 -1.624276E+03 3.288099E+02 5.806334E+02
]
return msg
[docs]
class RealTriaxStrainArray(RealTriaxArray, StrainObject):
def __init__(self, data_code, is_sort1, isubcase, dt):
RealTriaxArray.__init__(self, data_code, is_sort1, isubcase, dt)
StrainObject.__init__(self, data_code, isubcase)
def _get_msgs(self) -> list[str]:
if self.element_type == 53:
pass
else:
raise NotImplementedError(self.element_type)
msg = [
' S T R A I N S I N T R I A X 6 E L E M E N T S\n',
' ELEMENT GRID ID STRAINS IN MATERIAL COORD SYSTEM MAX MAG MAX VON MISES \n',
' ID RADIAL AZIMUTHAL AXIAL SHEAR PRINCIPAL SHEAR\n',
#' 5351 0 -9.726205E+02 -1.678908E+03 -1.452340E+03 -1.325111E+02 -1.678908E+03 3.702285E+02 6.654553E+02
#' 4389 -9.867789E+02 -1.624276E+03 -1.388424E+03 -9.212539E+01 -1.624276E+03 3.288099E+02 5.806334E+02
]
return msg