def add_node(self, coords, setname=None):
nn = self.nodelist.get_seqmax()
try:
item = np.array(coords, dtype=float)
except:
raise ValueError, ('input node coordinates', coords,
'can not convert to numpy float array')
tempnode = coordinate(item, seq=nn + 1)
self.nodelist.add(tempnode)
if setname != None:
self.add_to_set(setname, [nn + 1], settype='node')
return tempnode
def add_node(self,coords,setname=None):
nn = self.nodelist.get_seqmax()
try:
item = np.array(coords,dtype=float)
except:
raise ValueError,('input node coordinates',coords,
'can not convert to numpy float array')
tempnode = coordinate(item,seq=nn+1)
self.nodelist.add(tempnode)
if setname != None:
self.add_to_set(setname,[nn+1],settype='node')
return tempnode
def node(self, nlist, setname='default'):
''' create list of coordinate instance and add to nodelist
input:
list -- node location list [[x1,y1,z1],[x2,y2,z2],..,[xn,yn,zn]]
if in format of list, will be convert to numpy array
the sequence of node will be automatically assigned
based on the input sequence from current max sequence
'''
# get current max sequence
nn = self.nodelist.get_seqmax()
no = nn
tempnode = []
tempnodeseqlist = []
for item in nlist:
nn += 1
dseq = None
# convert to the desired numpy array format
try:
if len(item) == 3:
item = np.array(item, dtype=float)
elif len(item) == 2:
item = np.array([item[0], item[1], 0], dtype=float)
elif len(
item
) == 4: # node coordinates include the seq at first column
dseq = int(item[0])
item = np.array([item[1], item[2], item[3]], dtype=float)
else:
raise ValueError, "Input coordinates size shall be 2 or 3"
except:
raise ValueError, ('input node coordinates', item,
'can not convert to numpy float array')
if dseq == None:
seq = nn
else:
seq = dseq
tempnode.append(coordinate(item, seq=seq))
tempnodeseqlist.append(seq)
if setname not in self.setlist.keys():
self.nodeset(setname, {'nodelist': tempnodeseqlist})
else:
self.setlist[setname].addnode(tempnodeseqlist)
# add nodes to nodelist
self.nodelist.addbylist(tempnode)
return no
def node(self,nlist,setname='default'):
''' create list of coordinate instance and add to nodelist
input:
list -- node location list [[x1,y1,z1],[x2,y2,z2],..,[xn,yn,zn]]
if in format of list, will be convert to numpy array
the sequence of node will be automatically assigned
based on the input sequence from current max sequence
'''
# get current max sequence
nn = self.nodelist.get_seqmax()
no = nn
tempnode = []
tempnodeseqlist = []
for item in nlist:
nn += 1
dseq = None
# convert to the desired numpy array format
try:
if len(item) == 3:
item = np.array(item,dtype=float)
elif len(item) == 2:
item = np.array([item[0],item[1],0],dtype=float)
elif len(item) == 4: # node coordinates include the seq at first column
dseq = int(item[0])
item = np.array([item[1],item[2],item[3]],dtype=float)
else:
raise ValueError, "Input coordinates size shall be 2 or 3"
except:
raise ValueError,('input node coordinates',item,
'can not convert to numpy float array')
if dseq == None:
seq = nn
else:
seq = dseq
tempnode.append(coordinate(item,seq=seq))
tempnodeseqlist.append(seq)
if setname not in self.setlist.keys():
self.nodeset(setname,{'nodelist':tempnodeseqlist})
else:
self.setlist[setname].addnode(tempnodeseqlist)
# add nodes to nodelist
self.nodelist.addbylist(tempnode)
return no