def gen_nodes_new(self,nodes,lineold,linenew):
ptsold = nodes.get_points_from_line(lineold)
ptsshifted = linenew.shift_points(ptsold)
nold = ptsshifted.shape[0]
nnew = (nold + 1 + 2)//2
if Mmath.is_odd(nnew): # collapse
ptsshifted = ptsshifted[1::2,:] # every other node
ptsnew = linenew.stack_endpoints(ptsshifted)
return nodes.gen_fe_nodes_from_points(ptsnew)
def gen_nodes_new(self,nodes,lineold,linenew):
ptsold = nodes.get_points_from_line(lineold)
ptsshifted = linenew.shift_points(ptsold)
nold = ptsshifted.shape[0]
if Mmath.is_odd(nold):
ptsshifted = ptsshifted[1::2,:] # every other node
ptsnew = linenew.stack_endpoints(ptsshifted)
return nodes.gen_fe_nodes_from_points(ptsnew)
else:
raise ValueError('Cannot apply collapse with even number of nodes')