from typing import List
import numpy as np
from numpy import zeros, searchsorted, unique, ravel
from pyNastran.utils.numpy_utils import integer_types
from pyNastran.op2.tables.oes_stressStrain.real.oes_objects import (
StressObject, StrainObject, OES_Object)
from pyNastran.f06.f06_formatting import write_floats_12e, _eigenvalue_header
[docs]class RealCompositePlateArray(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.nnodes = None
self.element_layer = None
#if is_sort1:
#if dt is not None:
#pass
#else:
#raise NotImplementedError('SORT2')
@property
def is_real(self) -> bool:
return True
@property
def is_complex(self) -> bool:
return False
@property
def nnodes_per_element(self) -> int:
return 1
def _reset_indices(self):
self.itotal = 0
self.ielement = 0
def _get_msgs(self):
raise NotImplementedError('%s needs to implement _get_msgs' % self.__class__.__name__)
[docs] def build(self):
"""sizes the vectorized attributes of the RealCompositePlateArray"""
assert self.ntimes > 0, 'ntimes=%s' % self.ntimes
assert self.nelements > 0, 'nelements=%s' % self.nelements
assert self.ntotal > 0, 'ntotal=%s' % self.ntotal
if self.element_type == 95: # CQUAD4
nnodes_per_element = 1
elif self.element_type == 96: # CQUAD8
nnodes_per_element = 1
elif self.element_type == 97: # CTRIA3
nnodes_per_element = 1
elif self.element_type == 98: # CTRIA6
nnodes_per_element = 1
elif self.element_type == 232: # CQUADR
nnodes_per_element = 1
elif self.element_type == 233: # CTRIAR
nnodes_per_element = 1
else: # pragma: no cover
msg = 'element_name=%s element_type=%s' %(self.element_name, self.element_type)
raise NotImplementedError(msg)
self.nnodes = nnodes_per_element
self.itime = 0
self.ielement = 0
self.itotal = 0
self.is_built = True
dtype = 'float32'
if isinstance(self.nonlinear_factor, integer_types):
dtype = 'int32'
_times = zeros(self.ntimes, dtype=dtype)
element_layer = zeros((self.ntotal, 2), dtype='int32')
#[o11, o22, t12, t1z, t2z, angle, major, minor, ovm]
data = zeros((self.ntimes, self.ntotal, 9), dtype='float32')
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_layer = group.create_dataset('element_layer', data=element_layer)
self.data = group.create_dataset('data', data=data)
else:
self._times = _times
self.element_layer = element_layer
self.data = data
[docs] def build_dataframe(self):
"""
major-axis - the axis
mode 1 2 3
freq 1.0 2.0 3.0
T1
T2
T3
R1
R2
R3
major_axis / top = [
[1, 2, 3],
[1.0, 2.0, 3.0]
]
minor_axis / headers = [T1, T2, T3, R1, R2, R3]
name = mode
"""
import pandas as pd
headers = self.get_headers()
if self.nonlinear_factor not in (None, np.nan):
#Mode 1 2 3
#Freq 1.482246e-10 3.353940e-09 1.482246e-10
#Eigenvalue -8.673617e-19 4.440892e-16 8.673617e-19
#Radians 9.313226e-10 2.107342e-08 9.313226e-10
#ElementID Layer Item
#16 1 o11 -1.052490e-13 3.106268e-08 1.121784e-13
# o22 4.804592e-13 1.855033e-07 -9.785236e-13
# t12 4.436908e-14 4.873383e-09 4.387037e-15
# t1z 8.207617e-14 2.501582e-08 -1.056211e-13
# t2z -5.918040e-14 -1.112469e-08 1.255247e-13
# angle 8.569244e+01 8.819442e+01 2.304509e-01
# major 4.838012e-13 1.856569e-07 1.121961e-13
# minor -1.085910e-13 3.090905e-08 -9.785411e-13
# max_shear 2.961961e-13 7.737391e-08 5.453687e-13
# 2 o11 -6.490381e-14 2.856533e-08 4.105937e-14
# columns
#[(1, 1.4822459136312394e-10, -8.673617379884035e-19, 9.313225746154785e-10)
#(2, 3.353939638127037e-09, 4.440892098500626e-16, 2.1073424255447017e-08)
#(3, 1.4822459136312394e-10, 8.673617379884035e-19, 9.313225746154785e-10)]
column_names, column_values = self._build_dataframe_transient_header()
data_frame = self._build_pandas_transient_element_node(
column_values, column_names,
headers, self.element_layer, self.data)
else:
element_layer = [self.element_layer[:, 0], self.element_layer[:, 1]]
# Static o11 o22 t12 t1z ... angle major minor max_shear
# ElementID Layer ...
# 16 1 -2193.9639 1773.909 -2325.400 5.477e+02 ... -65.32178 284.30176 -326.28027 56.329102
# 2 -1843.9912 1465.191 -2445.139 1.277e+03 ... -62.41302 276.41992 -314.80713 52.761230
# 3 -1260.6953 952.560 -2646.621 1.451e+03 ... -56.48576 271.34375 -302.74707 68.154541
# 4 -444.0792 235.137 -2926.092 -0.000e+00 ... -48.08685 284.21777 -305.24219 46.322998
# 17 1 -1546.0195 4338.887 -2750.557 3.610e+02 ... -68.65797 542.58496 -263.74561 28.316406
# 2 -1597.4194 4303.379 -2707.898 9.309e+02 ... -68.34154 535.37598 -265.98535 04.518066
# 3 -1683.7607 4245.215 -2634.891 1.393e+03 ... -69.88499 524.96875 -268.98779 65.647705
# 4 -1802.0312 4163.371 -2531.777 1.295e+03 ... -69.39493 509.74609 -273.14307 12.944336
# 5 -1956.2432 4058.359 -2400.559 2.975e-13 ... -70.02080 489.06738 -279.80811 48.243652
#
#element_layer = self.element_layer #???
index = pd.MultiIndex.from_arrays(element_layer, names=['ElementID', 'Layer'])
data_frame = pd.DataFrame(self.data[0], columns=headers, index=index)
data_frame.columns.names = ['Static']
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_layer, table.element_layer):
assert self.element_node.shape == table.element_layer.shape, 'element_layer shape=%s table.shape=%s' % (
self.element_layer.shape, table.element_layer.shape)
msg = 'table_name=%r class_name=%s\n' % (self.table_name, self.__class__.__name__)
msg += '%s\n' % str(self.code_information())
msg += '(Eid, Layer)\n'
for (eid, layer1), (eid2, layer2) in zip(self.element_layer, table.element_layer):
msg += '(%s, %s) (%s, %s)\n' % (eid, layer1, eid2, layer2)
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())
i = 0
for itime in range(self.ntimes):
for ie, e in enumerate(self.element_layer):
(eid, layer) = e
t1 = self.data[itime, ie, :]
t2 = table.data[itime, ie, :]
(o11, o22, t12, t1z, t2z, angle, major, minor, ovm) = t1
(o112, o222, t122, t1z2, t2z2, angle2, major2, minor2, ovm2) = t2
# vm stress can be NaN for some reason...
if not np.array_equal(t1[:-1], t2[:-1]):
msg += (
'(%s, %s) (%s, %s, %s, %s, %s, %s, %s, %s, %s)'
' (%s, %s, %s, %s, %s, %s, %s, %s, %s)\n' % (
eid, layer,
o11, o22, t12, t1z, t2z, angle, major, minor, ovm,
o112, o222, t122, t1z2, t2z2, angle2, major2, minor2, ovm2))
i += 1
if i > 10:
print(msg)
raise ValueError(msg)
#print(msg)
if i > 0:
raise ValueError(msg)
return True
[docs] def add_new_eid_sort1(self, etype, dt, eid, layer, o11, o22, t12, t1z, t2z,
angle, major, minor, ovm):
self._times[self.itime] = dt
self.element_layer[self.itotal, :] = [eid, layer]
self.data[self.itime, self.itotal, :] = [o11, o22, t12, t1z, t2z, angle, major, minor, ovm]
self.itotal += 1
self.ielement += 1
def add_sort1(self, dt, eid, layer, o11, o22, t12, t1z, t2z, angle,
major, minor, ovm):
"""unvectorized method for adding SORT1 transient data"""
assert eid is not None
assert isinstance(eid, integer_types) and eid > 0, 'dt=%s eid=%s' % (dt, eid)
self.element_layer[self.itotal, :] = [eid, layer]
self.data[self.itime, self.itotal, :] = [o11, o22, t12, t1z, t2z, angle, major, minor, ovm]
self.itotal += 1
[docs] def get_stats(self, short=False) -> List[str]:
if not self.is_built:
msg = [
'<%s>\n' % self.__class__.__name__,
' ntimes: %i\n' % self.ntimes,
' ntotal: %i\n' % self.ntotal,
]
return msg
nelements = self.nelements
ntimes = self.ntimes
#nnodes = self.nnodes
ntotal = self.ntotal
nelements = len(unique(self.element_layer[:, 0]))
msg = []
if self.nonlinear_factor not in (None, np.nan): # transient
msg.append(' type=%s ntimes=%i nelements=%i ntotal=%i\n'
% (self.__class__.__name__, ntimes, nelements, ntotal))
ntimes_word = 'ntimes'
else:
msg.append(' type=%s nelements=%i ntotal=%i\n'
% (self.__class__.__name__, nelements, ntotal))
ntimes_word = '1'
headers = self.get_headers()
n = len(headers)
msg.append(' data: [%s, ntotal, %i] where %i=[%s]\n' % (ntimes_word, n, n, str(', '.join(headers))))
msg.append(' element_layer.shape = %s\n' % str(self.element_layer.shape).replace('L', ''))
msg.append(' data.shape = %s\n' % str(self.data.shape).replace('L', ''))
msg.append(' element type: %s\n' % self.element_name)
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_layer[:, 0]) #[0]
return itot
[docs] def eid_to_element_node_index(self, eids):
ind = ravel([searchsorted(self.element_layer[:, 0] == eid) for eid in eids])
#ind = searchsorted(eids, self.element)
#ind = ind.reshape(ind.size)
#ind.sort()
return ind
[docs] def write_f06(self, f06_file, header=None, page_stamp='PAGE %s',
page_num=1, is_mag_phase=False, is_sort1=True):
if header is None:
header = []
#msg, nnodes, is_bilinear = self._get_msgs()
if self.is_von_mises:
von = 'VON'
mises = 'MISES'
else:
von = 'MAX'
mises = 'SHEAR'
if self.is_strain:
words = [' ELEMENT PLY STRAINS IN FIBER AND MATRIX DIRECTIONS INTER-LAMINAR STRAINS PRINCIPAL STRAINS (ZERO SHEAR) %s\n' % von,
' ID ID NORMAL-1 NORMAL-2 SHEAR-12 SHEAR XZ-MAT SHEAR YZ-MAT ANGLE MAJOR MINOR %s\n' % mises]
else:
words = [' ELEMENT PLY STRESSES IN FIBER AND MATRIX DIRECTIONS INTER-LAMINAR STRESSES PRINCIPAL STRESSES (ZERO SHEAR) %s\n' % von,
' ID ID NORMAL-1 NORMAL-2 SHEAR-12 SHEAR XZ-MAT SHEAR YZ-MAT ANGLE MAJOR MINOR %s\n' % mises]
if self.element_type == 95: # CQUAD4
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D 4 )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D 4 )\n'] + words
#elif self.element_type == 96: # CQUAD8
#nnodes_per_element = 1
elif self.element_type == 97: # CTRIA3
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A 3 )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A 3 )\n'] + words
elif self.element_type == 96: # QUAD8
# good
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D 8 )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D 8 )\n'] + words
elif self.element_type == 98: # CTRIA6
# good
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A 6 )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A 6 )\n'] + words
elif self.element_type == 233: # CTRIAR linear
# good
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A R )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( T R I A R )\n'] + words
elif self.element_type == 232: # CQUADR linear
if self.is_strain:
msg = [' S T R A I N S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D R )\n'] + words
else:
msg = [' S T R E S S E S I N L A Y E R E D C O M P O S I T E E L E M E N T S ( Q U A D R )\n'] + words
else: # pragma: no cover
msg = 'element_name=%s element_type=%s' % (self.element_name, self.element_type)
raise NotImplementedError(msg)
# write the f06
ntimes = self.data.shape[0]
eids = self.element_layer[:, 0]
layers = self.element_layer[:, 1]
for itime in range(ntimes):
dt = self._times[itime]
header = _eigenvalue_header(self, header, itime, ntimes, dt)
f06_file.write(''.join(header + msg))
#print("self.data.shape=%s itime=%s ieids=%s" % (str(self.data.shape), itime, str(ieids)))
#[o11, o22, t12, t1z, t2z, angle, major, minor, ovm]
o11 = self.data[itime, :, 0]
o22 = self.data[itime, :, 1]
t12 = self.data[itime, :, 2]
t1z = self.data[itime, :, 3]
t2z = self.data[itime, :, 4]
angle = self.data[itime, :, 5]
major = self.data[itime, :, 6]
minor = self.data[itime, :, 7]
ovm = self.data[itime, :, 8]
for eid, layer, o11i, o22i, t12i, t1zi, t2zi, anglei, majori, minori, ovmi in zip(
eids, layers, o11, o22, t12, t1z, t2z, angle, major, minor, ovm):
[o11i, o22i, t12i, t1zi, t2zi, majori, minori, ovmi] = write_floats_12e([
o11i, o22i, t12i, t1zi, t2zi, majori, minori, ovmi])
f06_file.write('0 %8s %4s %12s %12s %12s %12s %12s %6.2F %12s %12s %s\n'
% (eid, layer, o11i, o22i, t12i, t1zi, t2zi, anglei, majori, minori, ovmi))
f06_file.write(page_stamp % page_num)
page_num += 1
return page_num - 1
[docs] def write_op2(self, op2, op2_ascii, itable, new_result,
date, is_mag_phase=False, endian='>'):
"""writes an OP2"""
import inspect
from struct import Struct, pack
frame = inspect.currentframe()
call_frame = inspect.getouterframes(frame, 2)
op2_ascii.write('%s.write_op2: %s\n' % (self.__class__.__name__, call_frame[1][3]))
if itable == -1:
self._write_table_header(op2, op2_ascii, date)
itable = -3
#print("nnodes_all =", nnodes_all)
#msg.append(' element_node.shape = %s\n' % str(self.element_node.shape).replace('L', ''))
#msg.append(' data.shape=%s\n' % str(self.data.shape).replace('L', ''))
eids = self.element_layer[:, 0]
layers = self.element_layer[:, 1]
eids_device = eids * 10 + self.device_code
nelements = len(np.unique(eids))
#print('nelements =', nelements)
# 21 = 1 node, 3 principal, 6 components, 9 vectors, 2 p/ovm
#ntotal = ((nnodes * 21) + 1) + (nelements * 4)
ntotali = self.num_wide
nlayers = self.data.shape[1]
ntotal = ntotali * nlayers
#print('shape = %s' % str(self.data.shape))
#assert self.ntimes == 1, self.ntimes
#device_code = self.device_code
op2_ascii.write(' ntimes = %s\n' % self.ntimes)
#fmt = '%2i %6f'
#print('ntotal=%s' % (ntotal))
#assert ntotal == 193, ntotal
#[fiber_dist, oxx, oyy, txy, angle, majorP, minorP, ovm]
op2_ascii.write(' #elementi = [eid_device, fd1, sx1, sy1, txy1, angle1, major1, minor1, vm1,\n')
op2_ascii.write(' # fd2, sx2, sy2, txy2, angle2, major2, minor2, vm2,]\n')
#struct1 = Struct(endian + b'i16f')
struct2 = Struct(endian + b'2i 9f')
if not self.is_sort1:
raise NotImplementedError('SORT2')
op2_ascii.write('nelements=%i\n' % nelements)
ntimes = self.data.shape[0]
for itime in range(ntimes):
nwide = 0
self._write_table_3(op2, op2_ascii, new_result, itable, itime)
# record 4
#print('stress itable = %s' % itable)
itable -= 1
header = [4, itable, 4,
4, 1, 4,
4, 0, 4,
4, ntotal, 4,
4 * ntotal]
op2.write(pack('%ii' % len(header), *header))
op2_ascii.write('r4 [4, 0, 4]\n')
op2_ascii.write('r4 [4, %s, 4]\n' % (itable))
op2_ascii.write('r4 [4, %i, 4]\n' % (4 * ntotal))
#dt = self._times[itime]
#header = _eigenvalue_header(self, header, itime, ntimes, dt)
#f06_file.write(''.join(header + msg))
#[o11, o22, t12, t1z, t2z, angle, major, minor, ovm]
o11 = self.data[itime, :, 0]
o22 = self.data[itime, :, 1]
t12 = self.data[itime, :, 2]
t1z = self.data[itime, :, 3]
t2z = self.data[itime, :, 4]
angle = self.data[itime, :, 5]
major = self.data[itime, :, 6]
minor = self.data[itime, :, 7]
ovm = self.data[itime, :, 8]
for eid_device, eid, layer, o11i, o22i, t12i, t1zi, t2zi, anglei, majori, minori, ovmi in zip(
eids_device, eids, layers, o11, o22, t12, t1z, t2z, angle, major, minor, ovm):
data = [eid_device, layer, o11i, o22i, t12i, t1zi, t2zi, anglei, majori, minori, ovmi]
op2.write(struct2.pack(*data))
[o11i, o22i, t12i, t1zi, t2zi, majori, minori, ovmi] = write_floats_12e([
o11i, o22i, t12i, t1zi, t2zi, majori, minori, ovmi])
op2_ascii.write('0 %8s %4s %12s %12s %12s %12s %12s %6.2F %12s %12s %s\n'
% (eid, layer, o11i, o22i, t12i, t1zi, t2zi, anglei, majori, minori, ovmi))
nwide += len(data)
assert nwide == ntotal, "nwide=%s ntotal=%s" % (nwide, ntotal)
itable -= 1
header = [4 * ntotal,]
op2.write(pack('i', *header))
op2_ascii.write('footer = %s\n' % header)
new_result = False
return itable
[docs]class RealCompositePlateStressArray(RealCompositePlateArray, StressObject):
def __init__(self, data_code, is_sort1, isubcase, dt):
RealCompositePlateArray.__init__(self, data_code, is_sort1, isubcase, dt)
StressObject.__init__(self, data_code, isubcase)
@property
def is_stress(self):
return True
@property
def is_strain(self):
return False
[docs]class RealCompositePlateStrainArray(RealCompositePlateArray, StrainObject):
def __init__(self, data_code, is_sort1, isubcase, dt):
RealCompositePlateArray.__init__(self, data_code, is_sort1, isubcase, dt)
StrainObject.__init__(self, data_code, isubcase)
@property
def is_stress(self) -> bool:
return False
@property
def is_strain(self) -> bool:
return True