Source code for pyNastran.op2.tables.oes_stressStrain.complex.oes_shear

from typing import List
import numpy as np

from pyNastran.utils.numpy_utils import integer_types
from pyNastran.op2.result_objects.op2_objects import get_complex_times_dtype
from pyNastran.op2.tables.oes_stressStrain.real.oes_objects import (
    StressObject, StrainObject, OES_Object)
from pyNastran.f06.f06_formatting import write_imag_floats_13e


[docs]class ComplexShearArray(OES_Object): """ Common class for: - ComplexShearStressArray - ComplexShearStrainArray """ def __init__(self, data_code, is_sort1, isubcase, dt): OES_Object.__init__(self, data_code, isubcase, apply_data_code=False) ## why??? #self.element_node = None #self.code = [self.format_code, self.sort_code, self.s_code] #self.ntimes = 0 # or frequency/mode #self.ntotal = 0 #self.itime = 0 self.nelements = 0 # result specific if is_sort1: pass else: raise NotImplementedError('SORT2') @property def is_real(self) -> bool: return False @property def is_complex(self) -> bool: return True @property def nnodes_per_element(self) -> int: return 1 def _reset_indices(self) -> None: self.itotal = 0 self.ielement = 0 #def get_nnodes(self): #return get_nnodes(self)
[docs] def build(self): """sizes the vectorized attributes of the ComplexShearArray""" if not hasattr(self, 'subtitle'): self.subtitle = self.data_code['subtitle'] #print('ntimes=%s nelements=%s ntotal=%s subtitle=%s' % ( #self.ntimes, self.nelements, self.ntotal, self.subtitle)) nnodes = 1 #self.names = [] #self.nelements //= nnodes self.nelements //= self.ntimes self.ntotal = self.nelements * nnodes# * 2 #self.ntotal self.itime = 0 self.ielement = 0 self.itotal = 0 #print('ntotal=%s ntimes=%s nelements=%s' % (self.ntotal, self.ntimes, self.nelements)) #print("ntimes=%s nelements=%s ntotal=%s" % (self.ntimes, self.nelements, self.ntotal)) dtype, idtype, cfdtype = get_complex_times_dtype(self.nonlinear_factor, self.size) self._times = np.zeros(self.ntimes, dtype=dtype) #self.ntotal = self.nelements * nnodes self.element = np.zeros(self.nelements, dtype=idtype) # the number is messed up because of the offset for the element's properties if self.nelements != self.ntotal: msg = 'ntimes=%s nelements=%s nnodes=%s ne*nn=%s ntotal=%s' % ( self.ntimes, self.nelements, nnodes, self.nelements * nnodes, self.ntotal) raise RuntimeError(msg) # [max_shear, avg_shear] self.data = np.zeros((self.ntimes, self.ntotal, 2), dtype=cfdtype)
[docs] def build_dataframe(self): """creates a pandas dataframe""" #Mode 1 2 #EigenvalueReal -0.0 -0.0 #EigenvalueImag -0.0 -0.0 #Damping 0.0 0.0 #ElementID Item #22 max_shear 5.855954e-09+0.000000e+00j 0.000000+0.000000j # avg_shear 5.855954e-09+0.000000e+00j 0.000000+0.000000j #import pandas as pd column_names, column_values = self._build_dataframe_transient_header() self.data_frame = self._build_pandas_transient_elements( column_values, column_names, self.headers, self.element, self.data)
def __eq__(self, table): # pragma: no cover assert self.is_sort1 == table.is_sort1 self._eq_header(table) 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, :] (tx1, ty1, unused_tz1, unused_rx1, unused_ry1, unused_rz1) = t1 (tx2, ty2, unused_tz2, unused_rx2, unused_ry2, unused_rz2) = t2 d = t1 - t2 if not np.allclose([tx1.real, tx1.imag, ty1.real, ty1.imag], [tx2.real, tx2.imag, ty2.real, ty2.imag], atol=0.0001): #if not np.array_equal(t1, t2): msg += '%-4s (%s, %sj, %s, %sj)\n (%s, %sj, %s, %sj)\n dt12=(%s, %sj, %s, %sj)\n' % ( eid, tx1.real, tx1.imag, ty1.real, ty1.imag, tx2.real, tx2.imag, ty2.real, ty2.imag, d[0].real, d[0].imag, d[1].real, d[1].imag,) 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, max_shear, avg_shear): """unvectorized method for adding SORT1 transient data""" assert isinstance(eid, integer_types) and eid > 0, 'dt=%s eid=%s' % (dt, eid) self._times[self.itime] = dt self.data[self.itime, self.itotal] = [max_shear, avg_shear] self.element[self.itotal] = eid #self.ielement += 1 self.itotal += 1
[docs] def get_stats(self, short: bool=False) -> List[str]: if not self.is_built: return [ '<%s>\n' % self.__class__.__name__, f' ntimes: {self.ntimes:d}\n', f' ntotal: {self.ntotal:d}\n', ] nelements = self.nelements ntimes = self.ntimes nnodes = self.element.shape[0] #ntotal = self.ntotal msg = [] if self.nonlinear_factor not in (None, np.nan): # transient msg.append(' type=%s ntimes=%i nelements=%i nnodes=%i; table_name=%r\n' % ( self.__class__.__name__, ntimes, nelements, nnodes, self.table_name)) else: msg.append(' type=%s nelements=%i nnodes=%i; table_name=%r\n' % ( self.__class__.__name__, nelements, nnodes, self.table_name)) msg.append(' data: [ntimes, nnodes, 2] where 2=[%s]\n' % str(', '.join(self._get_headers()))) msg.append(f' element.shape = {self.element.shape}\n') msg.append(f' data.shape = {self.data.shape}\n') msg.append(' %s\n' % self.element_name) msg += self.get_data_code() return msg
[docs] 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): """ C O M P L E X F O R C E S A C T I N G O N S H E A R P A N E L E L E M E N T S (CSHEAR) (REAL/IMAGINARY) ====== POINT 1 ====== ====== POINT 2 ====== ====== POINT 3 ====== ====== POINT 4 ====== ELEMENT F-FROM-4 F-FROM-2 F-FROM-1 F-FROM-3 F-FROM-2 F-FROM-4 F-FROM-3 F-FROM-1 ID KICK-1 SHEAR-12 KICK-2 SHEAR-23 KICK-3 SHEAR-34 KICK-4 SHEAR-41 28 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 """ #if header is None: #header = [] #f.write(self.code_information()) #return page_num msg_temp = _get_cshear_msg(is_mag_phase, is_sort1) ntimes = self.data.shape[0] eids = self.element if self.is_sort1: if is_sort1: for itime in range(ntimes): dt = self._times[itime] dt_line = ' %14s = %12.5E\n' % (self.data_code['name'], dt) header[1] = dt_line msg = header + msg_temp f06_file.write('\n'.join(msg)) max_shear = self.data[itime, :, 0] avg_shear = self.data[itime, :, 1] assert len(eids) == len(max_shear) assert len(max_shear) > 0, max_shear for eid, max_sheari, avg_sheari in zip(eids, max_shear, avg_shear): assert isinstance(eid, integer_types), 'eid=%s type=%s' % (eid, type(eid)) [rmax_shear, imax_shear, ravg_shear, iavg_shear ,] = write_imag_floats_13e([max_sheari, avg_sheari], is_mag_phase) #f.write(' 28 0.0 / 0.0 0.0 / 0.0\n') f06_file.write( '%24s %-13s / %-13s %-13s / %-13s\n' % ( eid, rmax_shear, imax_shear, ravg_shear, iavg_shear)) f06_file.write(page_stamp % page_num) page_num += 1 else: # TODO: write in SORT2 times = self._times for ieid, eid in enumerate(eids): max_shear = self.data[:, ieid, 0].ravel() avg_shear = self.data[:, ieid, 1].ravel() for itime, max_sheari, avg_sheari in zip(times, max_shear, avg_shear): [rmax_shear, imax_shear, ravg_shear, iavg_shear ] = write_imag_floats_13e([max_sheari, avg_sheari], is_mag_phase) #f06_file.write( #' %6s %-13s / %-13s %-13s / %-13s\n' % ( #eid, rmax_shear, imax_shear, ravg_shear, iavg_shear)) f06_file.write( '%24s %-13s / %-13s %-13s / %-13s\n' % ( eid, rmax_shear, imax_shear, ravg_shear, iavg_shear)) f06_file.write(page_stamp % page_num) page_num += 1 else: raise NotImplementedError('ComplexShearArray-sort2') return page_num - 1
@property def headers(self) -> List[str]: return self._get_headers()
[docs] def get_headers(self) -> List[str]: return self.headers
[docs]class ComplexShearStressArray(ComplexShearArray, StressObject): def __init__(self, data_code, is_sort1, isubcase, dt): ComplexShearArray.__init__(self, data_code, is_sort1, isubcase, dt) StressObject.__init__(self, data_code, isubcase) def _get_headers(self) -> List[str]: return ['max_shear', 'avg_shear']
[docs]class ComplexShearStrainArray(ComplexShearArray, StrainObject): def __init__(self, data_code, is_sort1, isubcase, dt): ComplexShearArray.__init__(self, data_code, is_sort1, isubcase, dt) StrainObject.__init__(self, data_code, isubcase) assert self.is_strain, self.stress_bits def _get_headers(self): return ['max_shear', 'avg_shear']
def _get_cshear_msg(is_mag_phase, is_sort1): if is_mag_phase: raise NotImplementedError() else: out = [ ' C O M P L E X S T R E S S E S I N S H E A R P A N E L S ( C S H E A R )\n' ' (REAL/IMAGINARY)\n' ' \n' ' ELEMENT MAXIMUM AVERAGE\n' ' ID. SHEAR SHEAR\n' #' 28 9.089907E+01 / 1.709346E+02 -9.089907E+01 / -1.709346E+02\n' ] return out #out = [ #' C O M P L E X F O R C E S A C T I N G O N S H E A R P A N E L E L E M E N T S (CSHEAR)\n', #' (REAL/IMAGINARY)\n', #' \n', #' ====== POINT 1 ====== ====== POINT 2 ====== ====== POINT 3 ====== ====== POINT 4 ======\n', #' ELEMENT F-FROM-4 F-FROM-2 F-FROM-1 F-FROM-3 F-FROM-2 F-FROM-4 F-FROM-3 F-FROM-1\n', #' ID KICK-1 SHEAR-12 KICK-2 SHEAR-23 KICK-3 SHEAR-34 KICK-4 SHEAR-41\n', #] #else: #out = [ #' C O M P L E X F O R C E S A C T I N G O N S H E A R P A N E L E L E M E N T S (CSHEAR)\n', #' (REAL/IMAGINARY)\n', #' \n', #' ====== POINT 1 ====== ====== POINT 2 ====== ====== POINT 3 ====== ====== POINT 4 ======\n', #' ELEMENT F-FROM-4 F-FROM-2 F-FROM-1 F-FROM-3 F-FROM-2 F-FROM-4 F-FROM-3 F-FROM-1\n', #' ID KICK-1 SHEAR-12 KICK-2 SHEAR-23 KICK-3 SHEAR-34 KICK-4 SHEAR-41\n', #] #return out