def abstract_d_and_v(self, tp):
calc = tp.extended_calc
gd = calc.gd
if not tp.use_qzk_boundary and not tp.multi_leads:
nt_sG = tp.gd.collect(tp.density.nt_sG)
else:
nt_sG = gd.collect(calc.density.nt_sG)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
nt = []
vt = []
ntx = []
nty = []
vtx = []
vty = []
if world.rank == 0:
for s in range(tp.nspins):
nts = aa1d(nt_sG[s])
vts = aa1d(vt_sG[s])
ntsx = aa2d(nt_sG[s], 0)
vtsx = aa2d(vt_sG[s], 0)
ntsy = aa2d(nt_sG[s], 1)
vtsy = aa2d(vt_sG[s], 1)
nt.append(nts)
vt.append(vts)
ntx.append(ntsx)
vtx.append(vtsx)
nty.append(ntsy)
vty.append(vtsy)
nt = np.array(nt)
vt = np.array(vt)
ntx = np.array(ntx)
vtx = np.array(vtx)
nty = np.array(nty)
vty = np.array(vty)
return nt, vt, ntx, vtx, nty, vty
def abstract_d_and_v(self, tp):
calc = tp.extended_calc
gd = calc.gd
if not tp.use_qzk_boundary and not tp.multi_leads:
nt_sG = tp.gd.collect(tp.density.nt_sG)
else:
nt_sG = gd.collect(calc.density.nt_sG)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
nt = []
vt = []
ntx = []
nty = []
vtx = []
vty = []
if world.rank == 0:
for s in range(tp.nspins):
nts = aa1d(nt_sG[s])
vts = aa1d(vt_sG[s])
ntsx = aa2d(nt_sG[s], 0)
vtsx = aa2d(vt_sG[s], 0)
ntsy = aa2d(nt_sG[s], 1)
vtsy = aa2d(vt_sG[s], 1)
nt.append(nts)
vt.append(vts)
ntx.append(ntsx)
vtx.append(vtsx)
nty.append(ntsy)
vty.append(vtsy)
nt = np.array(nt)
vt = np.array(vt)
ntx = np.array(ntx)
vtx = np.array(vtx)
nty = np.array(nty)
vty = np.array(vty)
return nt, vt, ntx, vtx, nty, vty
def save_ele_step(self, tp):
if not self.matrix_foot_print:
fd = file('matrix_sample', 'wb')
sample = Tp_Sparse_Matrix(complex, tp.hsd.ll_index)
sample.reset_from_others(tp.hsd.S[0],
tp.hsd.H[0][0],
1.,
-1.j,
init=True)
cPickle.dump(sample, fd, 2)
fd.close()
self.matrix_foot_print = True
#selfconsistent calculation: extended_calc ---> extended_atoms
#non_selfconsistent calculation: extended_calc ---> original_atoms
calc = tp.extended_calc
gd = calc.gd
finegd = calc.hamiltonian.finegd
if not tp.use_qzk_boundary and not tp.multi_leads:
nt_sG = tp.gd.collect(tp.density.nt_sG)
else:
nt_sG = gd.collect(calc.density.nt_sG)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
data = self.data
flag = 'ele_' + str(self.n_ele_step) + '_'
if world.rank == 0:
nt = []
vt = []
for s in range(tp.nspins):
nts = aa1d(nt_sG[s])
vts = aa1d(vt_sG[s]) * Hartree
if not tp.multi_leads:
nt1 = aa1d(tp.surround.sides['-'].boundary_nt_sG[s])
nt2 = aa1d(tp.surround.sides['+'].boundary_nt_sG[s])
nts = np.append(nt1, nts)
nts = np.append(nts, nt2)
nt.append(nts)
vt.append(vts)
data[flag + 'nt'] = np.array(nt)
data[flag + 'vt'] = np.array(vt)
data[flag + 'df'] = np.diag(tp.hsd.H[0][0].recover(True))
data[flag + 'dd'] = np.diag(tp.hsd.D[0][0].recover(True))
else:
nt = None
vt = None
if not tp.use_qzk_boundary and not tp.multi_leads:
gd = tp.finegd
rhot_g = gd.collect(tp.density.rhot_g)
if world.rank == 0:
rho1 = tp.surround.sides['-'].boundary_rhot_g_line
rho2 = tp.surround.sides['+'].boundary_rhot_g_line
rho = aa1d(rhot_g)
rho = np.append(rho1, rho)
rho = np.append(rho, rho2)
data[flag + 'rho'] = np.array(rho)
else:
rho = None
else:
gd = calc.finegd
rhot_g = gd.collect(calc.density.rhot_g)
if world.rank == 0:
rho = aa1d(rhot_g)
data[flag + 'rho'] = np.array(rho)
else:
rho = None
gd = finegd
vHt_g = gd.collect(calc.hamiltonian.vHt_g)
if world.rank == 0:
vHt = aa1d(vHt_g) * Hartree
data[flag + 'vHt'] = vHt
else:
vHt = None
self.n_ele_step += 1
def abstract_boundary(self):
# Abtract the effective potential, hartree potential, and average density
#out from the electrode calculation.
map = {'-': '0', '+': '1'}
data = self.tio.read_data(filename='Lead_' +
map[self.direction], option='Lead')
nn = data['fine_N_c'][2]
ns = data['nspins']
N_c = data['N_c']
cell_cv = data['cell_cv']
pbc_c = data['pbc_c']
#parsize_c = data['parsize_c']
if type(parsize_domain) is int:
parsize_c = None
assert parsize_domain == self.domain_comm.size
else:
parsize_c = parsize_domain
if parsize_c is None:
parsize_c = decompose_domain(N_c, self.domain_comm.size)
parsize_c = np.array(parsize_c)
d1 = N_c[0] // 2
d2 = N_c[1] // 2
vHt_g = data['vHt_g']
vt_sg = data['vt_sg']
nt_sg = data['nt_sg']
rhot_g = data['rhot_g']
vt_sG = data['vt_sG']
nt_sG = data['nt_sG']
self.D_asp = data['D_asp']
self.dH_asp = data['dH_asp']
gd = GridDescriptor(N_c, cell_cv, pbc_c, self.domain_comm, parsize_c)
finegd = gd.refine()
self.boundary_vHt_g = None
self.boundary_vHt_g1 = None
self.boundary_vt_sg_line = None
self.boundary_nt_sg = None
self.boundary_rhot_g_line = None
self.boundary_vt_sG = None
self.boundary_nt_sG = None
if self.tio.domain_comm.rank == 0:
self.boundary_vHt_g = self.slice(nn, vHt_g)
self.boundary_nt_sg = self.slice(nn, nt_sg)
if self.direction == '-':
other_direction= '+'
else:
other_direction= '-'
h = self.h_cz / 2.0
b_vHt_g0 = self.boundary_vHt_g.copy()
b_vHt_g1 = self.boundary_vHt_g.copy()
self.boundary_vHt_g = interpolate_array(b_vHt_g0,
finegd, h,
self.direction)
self.boundary_vHt_g1 = interpolate_array(b_vHt_g1,
finegd, h,
other_direction)
vt_sg = interpolate_array(vt_sg, finegd,
h, self.direction)
self.boundary_vt_sg_line = aa1d(vt_sg)
self.boundary_nt_sg = interpolate_array(self.boundary_nt_sg,
finegd, h, self.direction)
rhot_g = interpolate_array(rhot_g, finegd, h, self.direction)
self.boundary_rhot_g_line = aa1d(rhot_g)
nn /= 2
h *= 2
self.boundary_vt_sG = self.slice(nn, vt_sG)
self.boundary_nt_sG = self.slice(nn, nt_sG)
self.boundary_vt_sG = interpolate_array(self.boundary_vt_sG,
gd, h, self.direction)
self.boundary_nt_sG = interpolate_array(self.boundary_nt_sG,
gd, h, self.direction)
def abstract_boundary(self):
# Abtract the effective potential, hartree potential, and average density
#out from the electrode calculation.
map = {'-': '0', '+': '1'}
data = self.tio.read_data(filename='Lead_' + map[self.direction],
option='Lead')
nn = data['fine_N_c'][2]
ns = data['nspins']
N_c = data['N_c']
cell_cv = data['cell_cv']
pbc_c = data['pbc_c']
#parsize_c = data['parsize_c']
if type(parsize_domain) is int:
parsize_c = None
assert parsize_domain == self.domain_comm.size
else:
parsize_c = parsize_domain
if parsize_c is None:
parsize_c = decompose_domain(N_c, self.domain_comm.size)
parsize_c = np.array(parsize_c)
d1 = N_c[0] // 2
d2 = N_c[1] // 2
vHt_g = data['vHt_g']
vt_sg = data['vt_sg']
nt_sg = data['nt_sg']
rhot_g = data['rhot_g']
vt_sG = data['vt_sG']
nt_sG = data['nt_sG']
self.D_asp = data['D_asp']
self.dH_asp = data['dH_asp']
gd = GridDescriptor(N_c, cell_cv, pbc_c, self.domain_comm, parsize_c)
finegd = gd.refine()
self.boundary_vHt_g = None
self.boundary_vHt_g1 = None
self.boundary_vt_sg_line = None
self.boundary_nt_sg = None
self.boundary_rhot_g_line = None
self.boundary_vt_sG = None
self.boundary_nt_sG = None
if self.tio.domain_comm.rank == 0:
self.boundary_vHt_g = self.slice(nn, vHt_g)
self.boundary_nt_sg = self.slice(nn, nt_sg)
if self.direction == '-':
other_direction = '+'
else:
other_direction = '-'
h = self.h_cz / 2.0
b_vHt_g0 = self.boundary_vHt_g.copy()
b_vHt_g1 = self.boundary_vHt_g.copy()
self.boundary_vHt_g = interpolate_array(b_vHt_g0, finegd, h,
self.direction)
self.boundary_vHt_g1 = interpolate_array(b_vHt_g1, finegd, h,
other_direction)
vt_sg = interpolate_array(vt_sg, finegd, h, self.direction)
self.boundary_vt_sg_line = aa1d(vt_sg)
self.boundary_nt_sg = interpolate_array(self.boundary_nt_sg,
finegd, h, self.direction)
rhot_g = interpolate_array(rhot_g, finegd, h, self.direction)
self.boundary_rhot_g_line = aa1d(rhot_g)
nn /= 2
h *= 2
self.boundary_vt_sG = self.slice(nn, vt_sG)
self.boundary_nt_sG = self.slice(nn, nt_sG)
self.boundary_vt_sG = interpolate_array(self.boundary_vt_sG, gd, h,
self.direction)
self.boundary_nt_sG = interpolate_array(self.boundary_nt_sG, gd, h,
self.direction)
def abstract_boundary(self):
#abtract the effective potential, hartree potential, and average density
#out from the electrode calculation.
calc = self.atoms.calc
gd = calc.gd
finegd = calc.finegd
nn = finegd.N_c[2]
ns = calc.wfs.nspins
dim = gd.N_c
d1 = dim[0] // 2
d2 = dim[1] // 2
vHt_g = finegd.collect(calc.hamiltonian.vHt_g)
vt_sg = finegd.collect(calc.hamiltonian.vt_sg)
nt_sg = finegd.collect(calc.density.nt_sg)
rhot_g = finegd.collect(calc.density.rhot_g)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
nt_sG = gd.collect(calc.density.nt_sG)
self.boundary_vHt_g = None
self.boundary_vHt_g1 = None
self.boundary_vt_sg_line = None
self.boundary_nt_sg = None
self.boundary_rhot_g_line = None
self.boundary_vt_sG = None
self.boundary_nt_sG = None
if gd.comm.rank == 0:
self.boundary_vHt_g = self.slice(nn, vHt_g)
self.boundary_nt_sg = self.slice(nn, nt_sg)
if self.direction == '-':
other_direction= '+'
else:
other_direction= '-'
h = self.h_cz / 2.0
b_vHt_g0 = self.boundary_vHt_g.copy()
b_vHt_g1 = self.boundary_vHt_g.copy()
self.boundary_vHt_g = interpolate_array(b_vHt_g0,
finegd, h, self.direction)
self.boundary_vHt_g1 = interpolate_array(b_vHt_g1,
finegd, h, other_direction)
vt_sg = interpolate_array(vt_sg, finegd, h, self.direction)
self.boundary_vt_sg_line = aa1d(vt_sg)
self.boundary_nt_sg = interpolate_array(self.boundary_nt_sg,
finegd, h, self.direction)
rhot_g = interpolate_array(rhot_g, finegd, h, self.direction)
self.boundary_rhot_g_line = aa1d(rhot_g)
nn /= 2
h *= 2
self.boundary_vt_sG = self.slice(nn, vt_sG)
self.boundary_nt_sG = self.slice(nn, nt_sG)
self.boundary_vt_sG = interpolate_array(self.boundary_vt_sG,
gd, h, self.direction)
self.boundary_nt_sG = interpolate_array(self.boundary_nt_sG,
gd, h, self.direction)
den, ham = calc.density, calc.hamiltonian
self.D_asp = collect_atomic_matrices(den.D_asp, den.setups,
den.nspins, den.gd.comm,
den.rank_a)
self.dH_asp = collect_atomic_matrices(ham.dH_asp, ham.setups,
ham.nspins, ham.gd.comm,
ham.rank_a)
del self.atoms
def save_ele_step(self, tp):
if not self.matrix_foot_print:
fd = file('matrix_sample', 'wb')
sample = Tp_Sparse_Matrix(complex, tp.hsd.ll_index)
sample.reset_from_others(tp.hsd.S[0], tp.hsd.H[0][0], 1.,
-1.j, init=True)
cPickle.dump(sample, fd, 2)
fd.close()
self.matrix_foot_print = True
#selfconsistent calculation: extended_calc ---> extended_atoms
#non_selfconsistent calculation: extended_calc ---> original_atoms
calc = tp.extended_calc
gd = calc.gd
finegd = calc.hamiltonian.finegd
if not tp.use_qzk_boundary and not tp.multi_leads:
nt_sG = tp.gd.collect(tp.density.nt_sG)
else:
nt_sG = gd.collect(calc.density.nt_sG)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
data = self.data
flag = 'ele_' + str(self.n_ele_step) + '_'
if world.rank == 0:
nt = []
vt = []
for s in range(tp.nspins):
nts = aa1d(nt_sG[s])
vts = aa1d(vt_sG[s]) * Hartree
if not tp.multi_leads:
nt1 = aa1d(tp.surround.sides['-'].boundary_nt_sG[s])
nt2 = aa1d(tp.surround.sides['+'].boundary_nt_sG[s])
nts = np.append(nt1, nts)
nts = np.append(nts, nt2)
nt.append(nts)
vt.append(vts)
data[flag + 'nt'] = np.array(nt)
data[flag + 'vt'] = np.array(vt)
data[flag + 'df'] = np.diag(tp.hsd.H[0][0].recover(True))
data[flag + 'dd'] = np.diag(tp.hsd.D[0][0].recover(True))
else:
nt = None
vt = None
if not tp.use_qzk_boundary and not tp.multi_leads:
gd = tp.finegd
rhot_g = gd.collect(tp.density.rhot_g)
if world.rank == 0:
rho1 = tp.surround.sides['-'].boundary_rhot_g_line
rho2 = tp.surround.sides['+'].boundary_rhot_g_line
rho = aa1d(rhot_g)
rho = np.append(rho1, rho)
rho = np.append(rho, rho2)
data[flag + 'rho'] = np.array(rho)
else:
rho = None
else:
gd = calc.finegd
rhot_g = gd.collect(calc.density.rhot_g)
if world.rank == 0:
rho = aa1d(rhot_g)
data[flag + 'rho'] = np.array(rho)
else:
rho = None
gd = finegd
vHt_g = gd.collect(calc.hamiltonian.vHt_g)
if world.rank == 0:
vHt = aa1d(vHt_g) * Hartree
data[flag + 'vHt'] = vHt
else:
vHt = None
self.n_ele_step += 1
def abstract_boundary(self):
#abtract the effective potential, hartree potential, and average density
#out from the electrode calculation.
calc = self.atoms.calc
gd = calc.gd
finegd = calc.finegd
nn = finegd.N_c[2]
ns = calc.wfs.nspins
dim = gd.N_c
d1 = dim[0] // 2
d2 = dim[1] // 2
vHt_g = finegd.collect(calc.hamiltonian.vHt_g)
vt_sg = finegd.collect(calc.hamiltonian.vt_sg)
nt_sg = finegd.collect(calc.density.nt_sg)
rhot_g = finegd.collect(calc.density.rhot_g)
vt_sG = gd.collect(calc.hamiltonian.vt_sG)
nt_sG = gd.collect(calc.density.nt_sG)
self.boundary_vHt_g = None
self.boundary_vHt_g1 = None
self.boundary_vt_sg_line = None
self.boundary_nt_sg = None
self.boundary_rhot_g_line = None
self.boundary_vt_sG = None
self.boundary_nt_sG = None
if gd.comm.rank == 0:
self.boundary_vHt_g = self.slice(nn, vHt_g)
self.boundary_nt_sg = self.slice(nn, nt_sg)
if self.direction == '-':
other_direction = '+'
else:
other_direction = '-'
h = self.h_cz / 2.0
b_vHt_g0 = self.boundary_vHt_g.copy()
b_vHt_g1 = self.boundary_vHt_g.copy()
self.boundary_vHt_g = interpolate_array(b_vHt_g0, finegd, h,
self.direction)
self.boundary_vHt_g1 = interpolate_array(b_vHt_g1, finegd, h,
other_direction)
vt_sg = interpolate_array(vt_sg, finegd, h, self.direction)
self.boundary_vt_sg_line = aa1d(vt_sg)
self.boundary_nt_sg = interpolate_array(self.boundary_nt_sg,
finegd, h, self.direction)
rhot_g = interpolate_array(rhot_g, finegd, h, self.direction)
self.boundary_rhot_g_line = aa1d(rhot_g)
nn /= 2
h *= 2
self.boundary_vt_sG = self.slice(nn, vt_sG)
self.boundary_nt_sG = self.slice(nn, nt_sG)
self.boundary_vt_sG = interpolate_array(self.boundary_vt_sG, gd, h,
self.direction)
self.boundary_nt_sG = interpolate_array(self.boundary_nt_sG, gd, h,
self.direction)
den, ham = calc.density, calc.hamiltonian
self.D_asp = collect_atomic_matrices(den.D_asp, den.setups, den.nspins,
den.gd.comm, den.rank_a)
self.dH_asp = collect_atomic_matrices(ham.dH_asp, ham.setups,
ham.nspins, ham.gd.comm,
ham.rank_a)
del self.atoms
