def readCONM2(self, data):
"""
CONM2(1501,15,64) - the marker for Record 57
"""
#print "reading CONM2"
while len(data) >= 52: # 13*4
eData = data[:52]
data = data[52:]
out = unpack('iiiffffffffff', eData)
(eid, g, cid, m, x1, x2, x3, i1, i2a, i2b, i3a, i3b, i3c) = out
elem = CONM2(None, out)
self.addOp2Element(elem)
def _readCONM2(self, data, n):
"""
CONM2(1501,15,64) - the marker for Record 57
"""
ntotal = 52 # 13*4
s = Struct(b'3i10f')
nelements = (len(data) - n) // ntotal
for i in xrange(nelements):
eData = data[n:n + 52]
out = s.unpack(eData)
(eid, g, cid, m, x1, x2, x3, i1, i2a, i2b, i3a, i3b, i3c) = out
elem = CONM2(None, out)
self.addOp2Element(elem)
n += ntotal
self.card_count['CONM2'] = nelements
return n
def _read_conm2(self, data, n):
"""
CONM2(1501,15,64) - the marker for Record 57
"""
ntotal = 52 # 13*4
s = Struct(b(self._endian + '3i10f'))
nelements = (len(data) - n) // ntotal
for i in range(nelements):
edata = data[n:n+52]
out = s.unpack(edata)
if self.is_debug_file:
self.binary_debug.write(' CONM2=%s\n' % str(out))
(eid, g, cid, m, x1, x2, x3, i1, i2a, i2b, i3a, i3b, i3c) = out
elem = CONM2.add_op2_data(out)
self.addOp2Element(elem)
n += ntotal
self.card_count['CONM2'] = nelements
return n
def test_convert_01(self):
"""converts the CONM2s units"""
model = BDF(log=log)
eid = 1000
nid = 100
cid = 0
mass = 247200. # kg
X = [30.16, 0., 3.55] # m
I11 = 1.39e7 # kg-m^2
I22 = 3.66e7
I33 = 4.99e7
I13 = I12 = I23 = 0.
I = I11, I12, I22, I13, I23, I33
elem = CONM2(eid, nid, mass, cid=cid, X=X, I=I, comment='')
model.masses[eid] = elem
units_to = ['in', 'lbm', 's']
units_from = ['m', 'kg', 's']
convert(model, units_to, units=units_from)