def get_facet_dof_permutations(n_fp, order):
"""
Prepare DOF permutation vector for each possible facet orientation.
"""
from sfepy.base.base import dict_to_array
if n_fp == 2:
mtx = make_line_matrix(order)
ori_map = ori_line_to_iter
fo = order - 1
elif n_fp == 3:
mtx = make_triangle_matrix(order)
ori_map = ori_triangle_to_iter
fo = order - 2
elif n_fp == 4:
mtx = make_square_matrix(order)
ori_map = {}
for key, val in six.iteritems(_quad_ori_groups):
ori_map[key] = ori_square_to_iter[val]
fo = order - 1
else:
raise ValueError('unsupported number of facet points! (%d)' % n_fp)
dof_perms = {}
for key, itfun in six.iteritems(ori_map):
dof_perms[key] = [mtx[ii] for ii in itfun(fo)]
dof_perms = dict_to_array(dof_perms)
return dof_perms
def get_facet_dof_permutations(n_fp, igs, order):
"""
Prepare DOF permutation vector for each possible facet orientation.
"""
from sfepy.base.base import dict_to_array
if n_fp == 2:
mtx = make_line_matrix(order)
ori_map = ori_line_to_iter
fo = order - 1
elif n_fp == 3:
mtx = make_triangle_matrix(order)
ori_map = ori_triangle_to_iter
fo = order - 2
elif n_fp == 4:
mtx = make_square_matrix(order)
ori_map = {}
for key, val in _quad_ori_groups.iteritems():
ori_map[key] = ori_square_to_iter[val]
fo = order - 1
else:
raise ValueError('unsupported number of facet points! (%d)' % n_fp)
dof_perms = {}
for ig in igs:
dof_perms[ig] = {}
for key, itfun in ori_map.iteritems():
dof_perms[ig][key] = [mtx[ii] for ii in itfun(fo)]
dof_perms[ig] = dict_to_array(dof_perms[ig])
return dof_perms
def get_facet_dof_permutations(self, nodes):
"""
Given description of facet DOF nodes, return the DOF
permutations for all possible facet orientations.
"""
int_coors, ori_maps = self.get_dof_orientation_maps(nodes)
aux = get_facet_dof_permutations(int_coors, ori_maps)
dof_perms = {}
for ig, val in aux.iteritems():
dof_perms[ig] = dict_to_array(val)
return dof_perms
def get_facet_dof_permutations(self, nodes):
"""
Given description of facet DOF nodes, return the DOF
permutations for all possible facet orientations.
"""
int_coors, ori_maps = self.get_dof_orientation_maps(nodes)
aux = get_facet_dof_permutations(int_coors, ori_maps)
dof_perms = {}
for ig, val in aux.iteritems():
dof_perms[ig] = dict_to_array(val)
return dof_perms