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bypass one_e_tr_dm_mo for large mo_num & n_states
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AbdAmmar
parent
6e2f28b97f
commit
29da3b6542
@ -18,7 +18,7 @@
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BEGIN_PROVIDER [double precision, multi_s_dipole_moment, (N_states, N_states)]
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BEGIN_PROVIDER [double precision, multi_s_dipole_moment , (N_states, N_states)]
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&BEGIN_PROVIDER [double precision, multi_s_x_dipole_moment, (N_states, N_states)]
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&BEGIN_PROVIDER [double precision, multi_s_y_dipole_moment, (N_states, N_states)]
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&BEGIN_PROVIDER [double precision, multi_s_z_dipole_moment, (N_states, N_states)]
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@ -40,27 +40,153 @@ BEGIN_PROVIDER [double precision, multi_s_dipole_moment, (N_states, N_states)]
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! gamma^{nm}: density matrix \bra{\Psi^n} a^{\dagger}_a a_i \ket{\Psi^m}
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END_DOC
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integer :: istate,jstate ! States
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integer :: i,j ! general spatial MOs
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integer :: istate, jstate ! States
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integer :: i, j ! general spatial MOs
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double precision :: nuclei_part_x, nuclei_part_y, nuclei_part_z
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multi_s_x_dipole_moment = 0.d0
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multi_s_y_dipole_moment = 0.d0
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multi_s_z_dipole_moment = 0.d0
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if(8.d0*mo_num*mo_num*n_states*n_states*1d-9 .lt. 200.d0) then
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do jstate = 1, N_states
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do istate = 1, N_states
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do i = 1, mo_num
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do j = 1, mo_num
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multi_s_x_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_x(j,i)
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multi_s_y_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_y(j,i)
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multi_s_z_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_z(j,i)
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enddo
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do jstate = 1, N_states
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do istate = 1, N_states
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do i = 1, mo_num
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do j = 1, mo_num
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multi_s_x_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_x(j,i)
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multi_s_y_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_y(j,i)
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multi_s_z_dipole_moment(istate,jstate) -= one_e_tr_dm_mo(j,i,istate,jstate) * mo_dipole_z(j,i)
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enddo
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enddo
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enddo
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enddo
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enddo
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else
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! no enouph memory
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! on the fly scheme
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PROVIDE psi_det_alpha_unique psi_det_beta_unique
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integer :: l, k_a, k_b
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integer :: occ(N_int*bit_kind_size,2)
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integer :: h1, h2, p1, p2, degree
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integer :: exc(0:2,2), n_occ(2)
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integer :: krow, kcol, lrow, lcol
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integer(bit_kind) :: tmp_det(N_int,2), tmp_det2(N_int)
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double precision :: ck, ckl, phase
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!$OMP PARALLEL DEFAULT(NONE) &
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!$OMP PRIVATE(j, l, k_a, k_b, istate, jstate, occ, ck, ckl, h1, h2, p1, p2, exc, &
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!$OMP phase, degree, n_occ, krow, kcol, lrow, lcol, tmp_det, tmp_det2) &
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!$OMP SHARED(N_int, N_states, elec_alpha_num, elec_beta_num, N_det, &
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!$OMP psi_bilinear_matrix_rows, psi_bilinear_matrix_columns, &
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!$OMP psi_bilinear_matrix_transp_rows, psi_bilinear_matrix_transp_columns, &
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!$OMP psi_det_alpha_unique, psi_det_beta_unique, &
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!$OMP psi_bilinear_matrix_values, psi_bilinear_matrix_transp_values, &
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!$OMP mo_dipole_x, mo_dipole_y, mo_dipole_z, &
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!$OMP multi_s_x_dipole_moment, multi_s_y_dipole_moment, multi_s_z_dipole_moment)
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!$OMP DO COLLAPSE(2)
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do istate = 1, N_states
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do jstate = 1, N_states
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do k_a = 1, N_det
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krow = psi_bilinear_matrix_rows (k_a)
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kcol = psi_bilinear_matrix_columns(k_a)
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tmp_det(1:N_int,1) = psi_det_alpha_unique(1:N_int,krow)
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tmp_det(1:N_int,2) = psi_det_beta_unique (1:N_int,kcol)
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! Diagonal part
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call bitstring_to_list_ab(tmp_det, occ, n_occ, N_int)
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ck = psi_bilinear_matrix_values(k_a,istate)*psi_bilinear_matrix_values(k_a,jstate)
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do l = 1, elec_alpha_num
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j = occ(l,1)
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multi_s_x_dipole_moment(istate,jstate) -= ck * mo_dipole_x(j,j)
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multi_s_y_dipole_moment(istate,jstate) -= ck * mo_dipole_y(j,j)
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multi_s_z_dipole_moment(istate,jstate) -= ck * mo_dipole_z(j,j)
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enddo
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if (k_a == N_det) cycle
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l = k_a + 1
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lrow = psi_bilinear_matrix_rows (l)
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lcol = psi_bilinear_matrix_columns(l)
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! Fix beta determinant, loop over alphas
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do while (lcol == kcol)
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tmp_det2(:) = psi_det_alpha_unique(:,lrow)
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call get_excitation_degree_spin(tmp_det(1,1), tmp_det2, degree, N_int)
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if (degree == 1) then
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exc = 0
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call get_single_excitation_spin(tmp_det(1,1), tmp_det2, exc, phase, N_int)
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call decode_exc_spin(exc, h1, p1, h2, p2)
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ckl = psi_bilinear_matrix_values(k_a,istate)*psi_bilinear_matrix_values(l,jstate) * phase
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multi_s_x_dipole_moment(istate,jstate) -= ckl * mo_dipole_x(h1,p1)
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multi_s_y_dipole_moment(istate,jstate) -= ckl * mo_dipole_y(h1,p1)
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multi_s_z_dipole_moment(istate,jstate) -= ckl * mo_dipole_z(h1,p1)
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ckl = psi_bilinear_matrix_values(k_a,jstate)*psi_bilinear_matrix_values(l,istate) * phase
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multi_s_x_dipole_moment(istate,jstate) -= ckl * mo_dipole_x(p1,h1)
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multi_s_y_dipole_moment(istate,jstate) -= ckl * mo_dipole_y(p1,h1)
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multi_s_z_dipole_moment(istate,jstate) -= ckl * mo_dipole_z(p1,h1)
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endif
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l = l+1
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if (l > N_det) exit
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lrow = psi_bilinear_matrix_rows (l)
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lcol = psi_bilinear_matrix_columns(l)
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enddo
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enddo ! k_a
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do k_b = 1, N_det
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krow = psi_bilinear_matrix_transp_rows (k_b)
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kcol = psi_bilinear_matrix_transp_columns(k_b)
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tmp_det(1:N_int,1) = psi_det_alpha_unique(1:N_int,krow)
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tmp_det(1:N_int,2) = psi_det_beta_unique (1:N_int,kcol)
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! Diagonal part
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call bitstring_to_list_ab(tmp_det, occ, n_occ, N_int)
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ck = psi_bilinear_matrix_transp_values(k_b,istate)*psi_bilinear_matrix_transp_values(k_b,jstate)
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do l = 1, elec_beta_num
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j = occ(l,2)
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multi_s_x_dipole_moment(istate,jstate) -= ck * mo_dipole_x(j,j)
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multi_s_y_dipole_moment(istate,jstate) -= ck * mo_dipole_y(j,j)
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multi_s_z_dipole_moment(istate,jstate) -= ck * mo_dipole_z(j,j)
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enddo
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if (k_b == N_det) cycle
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l = k_b+1
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lrow = psi_bilinear_matrix_transp_rows (l)
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lcol = psi_bilinear_matrix_transp_columns(l)
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! Fix beta determinant, loop over alphas
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do while (lrow == krow)
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tmp_det2(:) = psi_det_beta_unique(:,lcol)
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call get_excitation_degree_spin(tmp_det(1,2), tmp_det2, degree, N_int)
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if (degree == 1) then
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exc = 0
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call get_single_excitation_spin(tmp_det(1,2), tmp_det2, exc, phase, N_int)
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call decode_exc_spin(exc, h1, p1, h2, p2)
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ckl = psi_bilinear_matrix_transp_values(k_b,istate)*psi_bilinear_matrix_transp_values(l,jstate) * phase
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multi_s_x_dipole_moment(istate,jstate) -= ckl * mo_dipole_x(h1,p1)
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multi_s_y_dipole_moment(istate,jstate) -= ckl * mo_dipole_y(h1,p1)
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multi_s_z_dipole_moment(istate,jstate) -= ckl * mo_dipole_z(h1,p1)
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ckl = psi_bilinear_matrix_transp_values(k_b,jstate)*psi_bilinear_matrix_transp_values(l,istate) * phase
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multi_s_x_dipole_moment(istate,jstate) -= ckl * mo_dipole_x(p1,h1)
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multi_s_y_dipole_moment(istate,jstate) -= ckl * mo_dipole_y(p1,h1)
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multi_s_z_dipole_moment(istate,jstate) -= ckl * mo_dipole_z(p1,h1)
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endif
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l = l+1
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if (l > N_det) exit
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lrow = psi_bilinear_matrix_transp_rows (l)
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lcol = psi_bilinear_matrix_transp_columns(l)
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enddo
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enddo ! k_b
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enddo ! istate
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enddo ! jstate
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!$OMP END DO
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!$OMP END PARALLEL
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endif ! memory condition
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! Nuclei part
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nuclei_part_x = 0.d0
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