85#include "./base/base_uses.f90"
93 CHARACTER(len=*),
PARAMETER,
PRIVATE :: moduleN =
'qs_force'
110 LOGICAL :: calc_force, consistent_energies, linres
112 qs_env%linres_run = linres
114 CALL qs_forces(qs_env)
117 consistent_energies=consistent_energies)
129 SUBROUTINE qs_forces(qs_env)
133 CHARACTER(len=*),
PARAMETER :: routinen =
'qs_forces'
135 INTEGER :: after, handle, i, iatom, ic, ikind, &
136 ispin, iw, natom, nkind, nspin, &
138 INTEGER,
ALLOCATABLE,
DIMENSION(:) :: atom_of_kind, kind_of, natom_of_kind
139 LOGICAL :: do_admm, do_exx, do_gw, do_im_time, &
140 has_unit_metric, omit_headers, &
141 perform_ec, reuse_hfx
142 REAL(
dp) :: dummy_real, dummy_real2(2)
145 TYPE(
dbcsr_p_type),
DIMENSION(:),
POINTER :: matrix_s, matrix_w, rho_ao
146 TYPE(
dbcsr_p_type),
DIMENSION(:, :),
POINTER :: matrix_w_kp
160 CALL timeset(routinen, handle)
168 CALL get_qs_env(qs_env, particle_set=particle_set)
169 natom =
SIZE(particle_set)
171 particle_set(iatom)%f = 0.0_dp
175 NULLIFY (atomic_kind_set)
176 CALL get_qs_env(qs_env, atomic_kind_set=atomic_kind_set)
178 atom_of_kind=atom_of_kind, &
181 NULLIFY (force, subsys, dft_control)
185 dft_control=dft_control)
186 IF (.NOT.
ASSOCIATED(force))
THEN
188 nkind =
SIZE(atomic_kind_set)
191 DEALLOCATE (natom_of_kind)
197 IF (dft_control%qs_control%cdft)
THEN
198 dft_control%qs_control%cdft_control%save_pot = .true.
210 IF (qs_env%run_rtp)
THEN
211 NULLIFY (matrix_w, matrix_s, ks_env)
217 DO ispin = 1, dft_control%nspins
218 ALLOCATE (matrix_w(ispin)%matrix)
219 CALL dbcsr_copy(matrix_w(ispin)%matrix, matrix_s(1)%matrix, &
221 CALL dbcsr_set(matrix_w(ispin)%matrix, 0.0_dp)
227 IF (dft_control%rtp_control%velocity_gauge .AND. dft_control%rtp_control%nl_gauge_transform) &
231 IF (dft_control%qs_control%mulliken_restraint)
THEN
232 NULLIFY (matrix_w, matrix_s, rho)
240 para_env, matrix_s(1)%matrix, rho_ao, w_matrix=matrix_w)
244 IF (dft_control%dft_plus_u)
THEN
245 NULLIFY (matrix_w_kp)
246 CALL get_qs_env(qs_env, matrix_w_kp=matrix_w_kp)
247 CALL plus_u(qs_env=qs_env, matrix_w=matrix_w_kp)
251 CALL get_qs_env(qs_env, has_unit_metric=has_unit_metric)
252 IF (.NOT. has_unit_metric)
THEN
253 NULLIFY (matrix_w_kp)
254 CALL get_qs_env(qs_env, matrix_w_kp=matrix_w_kp)
255 nspin =
SIZE(matrix_w_kp, 1)
258 qs_env%input,
"DFT%PRINT%AO_MATRICES/W_MATRIX"),
cp_p_file))
THEN
262 CALL section_vals_val_get(qs_env%input,
"DFT%PRINT%AO_MATRICES%OMIT_HEADERS", l_val=omit_headers)
263 after = min(max(after, 1), 16)
264 DO ic = 1,
SIZE(matrix_w_kp, 2)
266 para_env, output_unit=iw, omit_headers=omit_headers)
269 "DFT%PRINT%AO_MATRICES/W_MATRIX")
276 IF (qs_env%energy_correction)
THEN
278 IF (.NOT. ec_env%do_skip) perform_ec = .true.
282 IF (dft_control%qs_control%semi_empirical)
THEN
284 calculate_forces=.true.)
286 ELSEIF (dft_control%qs_control%dftb)
THEN
288 calculate_forces=.true.)
290 calculate_forces=.true.)
291 ELSEIF (dft_control%qs_control%xtb)
THEN
292 IF (dft_control%qs_control%xtb_control%do_tblite)
THEN
297 ELSEIF (perform_ec)
THEN
304 IF (qs_env%run_rtp)
THEN
305 IF (dft_control%apply_efield_field) &
307 IF (dft_control%rtp_control%velocity_gauge) &
317 IF (.NOT. dft_control%qs_control%gapw)
THEN
321 IF (dft_control%qs_control%rigpw)
THEN
322 CALL get_qs_env(qs_env=qs_env, lri_env=lri_env)
328 IF (
ASSOCIATED(qs_env%mp2_env))
THEN
333 energy%total = energy%total + energy%mp2
337 .AND. .NOT. qs_env%mp2_env%do_im_time)
THEN
347 do_gw = qs_env%mp2_env%ri_rpa%do_ri_g0w0
348 do_admm = qs_env%mp2_env%ri_rpa%do_admm
349 reuse_hfx = qs_env%mp2_env%ri_rpa%reuse_hfx
350 do_im_time = qs_env%mp2_env%do_im_time
355 unit_nr=output_unit, &
356 hfx_sections=hfx_sections, &
357 x_data=qs_env%mp2_env%ri_rpa%x_data, &
360 calc_forces=.true., &
361 reuse_hfx=reuse_hfx, &
362 do_im_time=do_im_time, &
363 e_ex_from_gw=dummy_real, &
364 e_admm_from_gw=dummy_real2, &
368 ELSEIF (perform_ec)
THEN
370 ELSEIF (qs_env%harris_method)
THEN
388 ikind = kind_of(iatom)
389 i = atom_of_kind(iatom)
395 force(ikind)%other(1:3, i) = -particle_set(iatom)%f(1:3) + force(ikind)%ch_pulay(1:3, i)
396 force(ikind)%total(1:3, i) = force(ikind)%total(1:3, i) + force(ikind)%other(1:3, i)
397 particle_set(iatom)%f = -force(ikind)%total(1:3, i)
400 NULLIFY (virial, energy)
401 CALL get_qs_env(qs_env=qs_env, virial=virial, energy=energy)
402 IF (virial%pv_availability)
THEN
403 CALL para_env%sum(virial%pv_overlap)
404 CALL para_env%sum(virial%pv_ekinetic)
405 CALL para_env%sum(virial%pv_ppl)
406 CALL para_env%sum(virial%pv_ppnl)
407 CALL para_env%sum(virial%pv_ecore_overlap)
408 CALL para_env%sum(virial%pv_ehartree)
409 CALL para_env%sum(virial%pv_exc)
410 CALL para_env%sum(virial%pv_exx)
411 CALL para_env%sum(virial%pv_vdw)
412 CALL para_env%sum(virial%pv_mp2)
413 CALL para_env%sum(virial%pv_nlcc)
414 CALL para_env%sum(virial%pv_gapw)
415 CALL para_env%sum(virial%pv_lrigpw)
416 CALL para_env%sum(virial%pv_virial)
419 IF ((.NOT. virial%pv_numer) .AND. &
420 (.NOT. (dft_control%qs_control%dftb .OR. &
421 dft_control%qs_control%xtb .OR. &
422 dft_control%qs_control%semi_empirical)))
THEN
429 energy%hartree = ec_env%ehartree
430 energy%exc = ec_env%exc
431 IF (dft_control%do_admm)
THEN
432 energy%exc_aux_fit = ec_env%exc_aux_fit
436 virial%pv_ehartree(i, i) = virial%pv_ehartree(i, i) &
437 - 2.0_dp*(energy%hartree + energy%sccs_pol)
438 virial%pv_virial(i, i) = virial%pv_virial(i, i) - energy%exc &
439 - 2.0_dp*(energy%hartree + energy%sccs_pol)
440 virial%pv_exc(i, i) = virial%pv_exc(i, i) - energy%exc
441 IF (dft_control%do_admm)
THEN
442 virial%pv_exc(i, i) = virial%pv_exc(i, i) - energy%exc_aux_fit
443 virial%pv_virial(i, i) = virial%pv_virial(i, i) - energy%exc_aux_fit
452 IF (dft_control%qs_control%xtb .AND. dft_control%qs_control%xtb_control%do_tblite)
THEN
459 IF (dft_control%qs_control%semi_empirical)
THEN
460 CALL write_forces(force, atomic_kind_set, 2, output_unit=output_unit, &
461 print_section=print_section)
462 ELSE IF (dft_control%qs_control%dftb)
THEN
463 CALL write_forces(force, atomic_kind_set, 4, output_unit=output_unit, &
464 print_section=print_section)
465 ELSE IF (dft_control%qs_control%xtb)
THEN
466 CALL write_forces(force, atomic_kind_set, 4, output_unit=output_unit, &
467 print_section=print_section)
468 ELSE IF (dft_control%qs_control%gapw .OR. dft_control%qs_control%gapw_xc)
THEN
469 CALL write_forces(force, atomic_kind_set, 1, output_unit=output_unit, &
470 print_section=print_section)
472 CALL write_forces(force, atomic_kind_set, 0, output_unit=output_unit, &
473 print_section=print_section)
476 "DFT%PRINT%DERIVATIVES")
479 NULLIFY (ks_env, matrix_w_kp)
481 matrix_w_kp=matrix_w_kp, &
484 NULLIFY (matrix_w_kp)
485 CALL set_ks_env(ks_env, matrix_w_kp=matrix_w_kp)
487 DEALLOCATE (atom_of_kind, kind_of)
489 CALL timestop(handle)
491 END SUBROUTINE qs_forces
504 SUBROUTINE write_forces(qs_force, atomic_kind_set, ftype, output_unit, &
509 INTEGER,
INTENT(IN) :: ftype, output_unit
512 CHARACTER(LEN=13) :: fmtstr5
513 CHARACTER(LEN=15) :: fmtstr4
514 CHARACTER(LEN=20) :: fmtstr3
515 CHARACTER(LEN=35) :: fmtstr2
516 CHARACTER(LEN=48) :: fmtstr1
517 INTEGER :: i, iatom, ikind, my_ftype, natom, ndigits
518 INTEGER,
ALLOCATABLE,
DIMENSION(:) :: atom_of_kind, kind_of
519 REAL(kind=
dp),
DIMENSION(3) :: grand_total
521 IF (output_unit > 0)
THEN
523 IF (.NOT.
ASSOCIATED(
qs_force))
THEN
524 CALL cp_abort(__location__, &
525 "The qs_force pointer is not associated "// &
526 "and cannot be printed")
530 kind_of=kind_of, natom=natom)
536 fmtstr1 =
"(/,/,T2,A,/,/,T3,A,T11,A,T23,A,T40,A1,2( X,A1))"
537 WRITE (unit=fmtstr1(41:42), fmt=
"(I2)") ndigits + 5
539 fmtstr2 =
"(/,(T2,I5,4X,I4,T18,A,T34,3F . ))"
540 WRITE (unit=fmtstr2(32:33), fmt=
"(I2)") ndigits
541 WRITE (unit=fmtstr2(29:30), fmt=
"(I2)") ndigits + 6
543 fmtstr3 =
"(/,T3,A,T34,3F . )"
544 WRITE (unit=fmtstr3(18:19), fmt=
"(I2)") ndigits
545 WRITE (unit=fmtstr3(15:16), fmt=
"(I2)") ndigits + 6
547 fmtstr4 =
"((T34,3F . ))"
548 WRITE (unit=fmtstr4(12:13), fmt=
"(I2)") ndigits
549 WRITE (unit=fmtstr4(9:10), fmt=
"(I2)") ndigits + 6
551 fmtstr5 =
"(/T2,A//T3,A)"
553 WRITE (unit=output_unit, fmt=fmtstr1) &
554 "FORCES [a.u.]",
"Atom",
"Kind",
"Component",
"X",
"Y",
"Z"
556 grand_total(:) = 0.0_dp
560 SELECT CASE (my_ftype)
563 ikind = kind_of(iatom)
564 i = atom_of_kind(iatom)
565 WRITE (unit=output_unit, fmt=fmtstr2) &
566 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
567 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
571 ikind = kind_of(iatom)
572 i = atom_of_kind(iatom)
573 WRITE (unit=output_unit, fmt=fmtstr2) &
574 iatom, ikind,
" overlap",
qs_force(ikind)%overlap(1:3, i), &
575 iatom, ikind,
" overlap_admm",
qs_force(ikind)%overlap_admm(1:3, i), &
576 iatom, ikind,
" kinetic",
qs_force(ikind)%kinetic(1:3, i), &
577 iatom, ikind,
" gth_ppl",
qs_force(ikind)%gth_ppl(1:3, i), &
578 iatom, ikind,
" gth_nlcc",
qs_force(ikind)%gth_nlcc(1:3, i), &
579 iatom, ikind,
" gth_ppnl",
qs_force(ikind)%gth_ppnl(1:3, i), &
580 iatom, ikind,
" core_overlap",
qs_force(ikind)%core_overlap(1:3, i), &
581 iatom, ikind,
" rho_core",
qs_force(ikind)%rho_core(1:3, i), &
582 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
583 iatom, ikind,
" rho_lri_elec",
qs_force(ikind)%rho_lri_elec(1:3, i), &
584 iatom, ikind,
" ch_pulay",
qs_force(ikind)%ch_pulay(1:3, i), &
585 iatom, ikind,
" dispersion",
qs_force(ikind)%dispersion(1:3, i), &
586 iatom, ikind,
" gCP",
qs_force(ikind)%gcp(1:3, i), &
587 iatom, ikind,
" other",
qs_force(ikind)%other(1:3, i), &
588 iatom, ikind,
" fock_4c",
qs_force(ikind)%fock_4c(1:3, i), &
589 iatom, ikind,
" ehrenfest",
qs_force(ikind)%ehrenfest(1:3, i), &
590 iatom, ikind,
" efield",
qs_force(ikind)%efield(1:3, i), &
591 iatom, ikind,
" eev",
qs_force(ikind)%eev(1:3, i), &
592 iatom, ikind,
" mp2_non_sep",
qs_force(ikind)%mp2_non_sep(1:3, i), &
593 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
594 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
598 ikind = kind_of(iatom)
599 i = atom_of_kind(iatom)
600 WRITE (unit=output_unit, fmt=fmtstr2) &
601 iatom, ikind,
" overlap",
qs_force(ikind)%overlap(1:3, i), &
602 iatom, ikind,
" overlap_admm",
qs_force(ikind)%overlap_admm(1:3, i), &
603 iatom, ikind,
" kinetic",
qs_force(ikind)%kinetic(1:3, i), &
604 iatom, ikind,
" gth_ppl",
qs_force(ikind)%gth_ppl(1:3, i), &
605 iatom, ikind,
" gth_nlcc",
qs_force(ikind)%gth_nlcc(1:3, i), &
606 iatom, ikind,
" gth_ppnl",
qs_force(ikind)%gth_ppnl(1:3, i), &
607 iatom, ikind,
" all_potential",
qs_force(ikind)%all_potential(1:3, i), &
608 iatom, ikind,
"cneo_potential",
qs_force(ikind)%cneo_potential(1:3, i), &
609 iatom, ikind,
" core_overlap",
qs_force(ikind)%core_overlap(1:3, i), &
610 iatom, ikind,
" rho_core",
qs_force(ikind)%rho_core(1:3, i), &
611 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
612 iatom, ikind,
" rho_lri_elec",
qs_force(ikind)%rho_lri_elec(1:3, i), &
613 iatom, ikind,
" rho_cneo_nuc",
qs_force(ikind)%rho_cneo_nuc(1:3, i), &
614 iatom, ikind,
" vhxc_atom",
qs_force(ikind)%vhxc_atom(1:3, i), &
615 iatom, ikind,
" g0s_Vh_elec",
qs_force(ikind)%g0s_Vh_elec(1:3, i), &
616 iatom, ikind,
" ch_pulay",
qs_force(ikind)%ch_pulay(1:3, i), &
617 iatom, ikind,
" dispersion",
qs_force(ikind)%dispersion(1:3, i), &
618 iatom, ikind,
" gCP",
qs_force(ikind)%gcp(1:3, i), &
619 iatom, ikind,
" fock_4c",
qs_force(ikind)%fock_4c(1:3, i), &
620 iatom, ikind,
" ehrenfest",
qs_force(ikind)%ehrenfest(1:3, i), &
621 iatom, ikind,
" efield",
qs_force(ikind)%efield(1:3, i), &
622 iatom, ikind,
" eev",
qs_force(ikind)%eev(1:3, i), &
623 iatom, ikind,
" mp2_non_sep",
qs_force(ikind)%mp2_non_sep(1:3, i), &
624 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
625 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
629 ikind = kind_of(iatom)
630 i = atom_of_kind(iatom)
631 WRITE (unit=output_unit, fmt=fmtstr2) &
632 iatom, ikind,
" all_potential",
qs_force(ikind)%all_potential(1:3, i), &
633 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
634 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
635 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
639 ikind = kind_of(iatom)
640 i = atom_of_kind(iatom)
641 WRITE (unit=output_unit, fmt=fmtstr2) &
642 iatom, ikind,
" overlap",
qs_force(ikind)%overlap(1:3, i), &
643 iatom, ikind,
"overlap_admm",
qs_force(ikind)%overlap_admm(1:3, i), &
644 iatom, ikind,
" kinetic",
qs_force(ikind)%kinetic(1:3, i), &
645 iatom, ikind,
" gth_ppl",
qs_force(ikind)%gth_ppl(1:3, i), &
646 iatom, ikind,
" gth_nlcc",
qs_force(ikind)%gth_nlcc(1:3, i), &
647 iatom, ikind,
" gth_ppnl",
qs_force(ikind)%gth_ppnl(1:3, i), &
648 iatom, ikind,
" core_overlap",
qs_force(ikind)%core_overlap(1:3, i), &
649 iatom, ikind,
" rho_core",
qs_force(ikind)%rho_core(1:3, i), &
650 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
651 iatom, ikind,
" ch_pulay",
qs_force(ikind)%ch_pulay(1:3, i), &
652 iatom, ikind,
" fock_4c",
qs_force(ikind)%fock_4c(1:3, i), &
653 iatom, ikind,
" mp2_non_sep",
qs_force(ikind)%mp2_non_sep(1:3, i), &
654 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
655 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
659 ikind = kind_of(iatom)
660 i = atom_of_kind(iatom)
661 WRITE (unit=output_unit, fmt=fmtstr2) &
662 iatom, ikind,
" all_potential",
qs_force(ikind)%all_potential(1:3, i), &
663 iatom, ikind,
" overlap",
qs_force(ikind)%overlap(1:3, i), &
664 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
665 iatom, ikind,
" repulsive",
qs_force(ikind)%repulsive(1:3, i), &
666 iatom, ikind,
" dispersion",
qs_force(ikind)%dispersion(1:3, i), &
667 iatom, ikind,
" efield",
qs_force(ikind)%efield(1:3, i), &
668 iatom, ikind,
" ehrenfest",
qs_force(ikind)%ehrenfest(1:3, i), &
669 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
670 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
674 ikind = kind_of(iatom)
675 i = atom_of_kind(iatom)
676 WRITE (unit=output_unit, fmt=fmtstr2) &
677 iatom, ikind,
" overlap",
qs_force(ikind)%overlap(1:3, i), &
678 iatom, ikind,
" kinetic",
qs_force(ikind)%kinetic(1:3, i), &
679 iatom, ikind,
" rho_elec",
qs_force(ikind)%rho_elec(1:3, i), &
680 iatom, ikind,
" dispersion",
qs_force(ikind)%dispersion(1:3, i), &
681 iatom, ikind,
" all potential",
qs_force(ikind)%all_potential(1:3, i), &
682 iatom, ikind,
" other",
qs_force(ikind)%other(1:3, i), &
683 iatom, ikind,
" total",
qs_force(ikind)%total(1:3, i)
684 grand_total(1:3) = grand_total(1:3) +
qs_force(ikind)%total(1:3, i)
688 WRITE (unit=output_unit, fmt=fmtstr3)
"Sum of total", grand_total(1:3)
690 DEALLOCATE (atom_of_kind)
695 END SUBROUTINE write_forces
Define the atomic kind types and their sub types.
subroutine, public get_atomic_kind_set(atomic_kind_set, atom_of_kind, kind_of, natom_of_kind, maxatom, natom, nshell, fist_potential_present, shell_present, shell_adiabatic, shell_check_distance, damping_present)
Get attributes of an atomic kind set.
Defines control structures, which contain the parameters and the settings for the DFT-based calculati...
subroutine, public dbcsr_copy(matrix_b, matrix_a, name, keep_sparsity, keep_imaginary)
...
subroutine, public dbcsr_set(matrix, alpha)
...
DBCSR operations in CP2K.
subroutine, public cp_dbcsr_write_sparse_matrix(sparse_matrix, before, after, qs_env, para_env, first_row, last_row, first_col, last_col, scale, output_unit, omit_headers)
...
various routines to log and control the output. The idea is that decisions about where to log should ...
integer function, public cp_logger_get_default_io_unit(logger)
returns the unit nr for the ionode (-1 on all other processors) skips as well checks if the procs cal...
type(cp_logger_type) function, pointer, public cp_get_default_logger()
returns the default logger
routines to handle the output, The idea is to remove the decision of wheter to output and what to out...
integer function, public cp_print_key_unit_nr(logger, basis_section, print_key_path, extension, middle_name, local, log_filename, ignore_should_output, file_form, file_position, file_action, file_status, do_backup, on_file, is_new_file, mpi_io, fout)
...
subroutine, public cp_print_key_finished_output(unit_nr, logger, basis_section, print_key_path, local, ignore_should_output, on_file, mpi_io)
should be called after you finish working with a unit obtained with cp_print_key_unit_nr,...
integer, parameter, public cp_p_file
integer function, public cp_print_key_should_output(iteration_info, basis_section, print_key_path, used_print_key, first_time)
returns what should be done with the given property if btest(res,cp_p_store) then the property should...
Add the DFT+U contribution to the Hamiltonian matrix.
subroutine, public plus_u(qs_env, matrix_h, matrix_w)
Add the DFT+U contribution to the Hamiltonian matrix. Wrapper routine for all "+U" methods.
Types needed for a for a Energy Correction.
all routins needed for a nonperiodic electric field
subroutine, public calculate_ecore_efield(qs_env, calculate_forces)
Computes the force and the energy due to a efield on the cores Note: In the velocity gauge,...
subroutine, public efield_potential_lengh_gauge(qs_env)
Replace the original implementation of the electric-electronic interaction in the length gauge....
Routines for an energy correction on top of a Kohn-Sham calculation.
subroutine, public energy_correction(qs_env, ec_init, calculate_forces)
Energy Correction to a Kohn-Sham simulation Available energy corrections: (1) Harris energy functiona...
Routines for total energy and forces of excited states.
subroutine, public excited_state_energy(qs_env, calculate_forces)
Excited state energy and forces.
Routines to calculate EXX in RPA and energy correction methods.
subroutine, public calculate_exx(qs_env, unit_nr, hfx_sections, x_data, do_gw, do_admm, calc_forces, reuse_hfx, do_im_time, e_ex_from_gw, e_admm_from_gw, t3)
...
Defines the basic variable types.
integer, parameter, public dp
contains the types and subroutines for dealing with the lri_env lri : local resolution of the identit...
Interface to the message passing library MPI.
Routines to calculate CPHF like update and solve Z-vector equation for MP2 gradients (only GPW)
subroutine, public update_mp2_forces(qs_env)
...
compute mulliken charges we (currently) define them as c_i = 1/2 [ (PS)_{ii} + (SP)_{ii} ]
subroutine, public mulliken_restraint(mulliken_restraint_control, para_env, s_matrix, p_matrix, energy, order_p, ks_matrix, w_matrix)
computes the energy and density matrix derivate of a constraint on the mulliken charges
Define the data structure for the particle information.
Calculation of the energies concerning the core charge distribution.
subroutine, public calculate_ecore_overlap(qs_env, para_env, calculate_forces, molecular, e_overlap_core, atecc)
Calculate the overlap energy of the core charge distribution.
subroutine, public calculate_ecore_self(qs_env, e_self_core, atecc)
Calculate the self energy of the core charge distribution.
Calculation of the core Hamiltonian integral matrix <a|H|b> over Cartesian Gaussian-type functions.
subroutine, public build_core_hamiltonian_matrix(qs_env, calculate_forces)
Cosntruction of the QS Core Hamiltonian Matrix.
Calculation of dispersion in DFTB.
subroutine, public calculate_dftb_dispersion(qs_env, para_env, calculate_forces)
...
Calculation of Overlap and Hamiltonian matrices in DFTB.
subroutine, public build_dftb_matrices(qs_env, para_env, calculate_forces)
...
Perform a QUICKSTEP wavefunction optimization (single point)
subroutine, public qs_energies(qs_env, consistent_energies, calc_forces)
Driver routine for QUICKSTEP single point wavefunction optimization.
qs_environment methods that use many other modules
subroutine, public qs_env_rebuild_pw_env(qs_env)
rebuilds the pw_env in the given qs_env, allocating it if necessary
subroutine, public get_qs_env(qs_env, atomic_kind_set, qs_kind_set, cell, super_cell, cell_ref, use_ref_cell, kpoints, dft_control, mos, sab_orb, sab_all, qmmm, qmmm_periodic, mimic, sac_ae, sac_ppl, sac_lri, sap_ppnl, sab_vdw, sab_scp, sap_oce, sab_lrc, sab_se, sab_xtbe, sab_tbe, sab_core, sab_xb, sab_xtb_pp, sab_xtb_nonbond, sab_almo, sab_kp, sab_kp_nosym, sab_cneo, particle_set, energy, force, matrix_h, matrix_h_im, matrix_ks, matrix_ks_im, matrix_vxc, run_rtp, rtp, matrix_h_kp, matrix_h_im_kp, matrix_ks_kp, matrix_ks_im_kp, matrix_vxc_kp, kinetic_kp, matrix_s_kp, matrix_w_kp, matrix_s_ri_aux_kp, matrix_s, matrix_s_ri_aux, matrix_w, matrix_p_mp2, matrix_p_mp2_admm, rho, rho_xc, pw_env, ewald_env, ewald_pw, active_space, mpools, input, para_env, blacs_env, scf_control, rel_control, kinetic, qs_charges, vppl, xcint_weights, rho_core, rho_nlcc, rho_nlcc_g, ks_env, ks_qmmm_env, wf_history, scf_env, local_particles, local_molecules, distribution_2d, dbcsr_dist, molecule_kind_set, molecule_set, subsys, cp_subsys, oce, local_rho_set, rho_atom_set, task_list, task_list_soft, rho0_atom_set, rho0_mpole, rhoz_set, rhoz_cneo_set, ecoul_1c, rho0_s_rs, rho0_s_gs, rhoz_cneo_s_rs, rhoz_cneo_s_gs, do_kpoints, has_unit_metric, requires_mo_derivs, mo_derivs, mo_loc_history, nkind, natom, nelectron_total, nelectron_spin, efield, neighbor_list_id, linres_control, xas_env, virial, cp_ddapc_env, cp_ddapc_ewald, outer_scf_history, outer_scf_ihistory, x_data, et_coupling, dftb_potential, results, se_taper, se_store_int_env, se_nddo_mpole, se_nonbond_env, admm_env, lri_env, lri_density, exstate_env, ec_env, harris_env, dispersion_env, gcp_env, vee, rho_external, external_vxc, mask, mp2_env, bs_env, kg_env, wanniercentres, atprop, ls_scf_env, do_transport, transport_env, v_hartree_rspace, s_mstruct_changed, rho_changed, potential_changed, forces_up_to_date, mscfg_env, almo_scf_env, gradient_history, variable_history, embed_pot, spin_embed_pot, polar_env, mos_last_converged, eeq, rhs, do_rixs, tb_tblite)
Get the QUICKSTEP environment.
Routines to handle an external electrostatic field The external field can be generic and is provided ...
subroutine, public external_c_potential(qs_env, calculate_forces)
Computes the force and the energy due to the external potential on the cores.
subroutine, public external_e_potential(qs_env)
Computes the external potential on the grid.
subroutine, public replicate_qs_force(qs_force, para_env)
Replicate and sum up the force.
subroutine, public zero_qs_force(qs_force)
Initialize a Quickstep force data structure.
subroutine, public allocate_qs_force(qs_force, natom_of_kind)
Allocate a Quickstep force data structure.
Quickstep force driver routine.
subroutine, public qs_calc_energy_force(qs_env, calc_force, consistent_energies, linres)
...
routines that build the Kohn-Sham matrix (i.e calculate the coulomb and xc parts
subroutine, public qs_ks_update_qs_env(qs_env, calculate_forces, just_energy, print_active)
updates the Kohn Sham matrix of the given qs_env (facility method)
subroutine, public set_ks_env(ks_env, v_hartree_rspace, s_mstruct_changed, rho_changed, exc_accint, potential_changed, forces_up_to_date, complex_ks, matrix_h, matrix_h_im, matrix_ks, matrix_ks_im, matrix_vxc, kinetic, matrix_s, matrix_s_ri_aux, matrix_w, matrix_p_mp2, matrix_p_mp2_admm, matrix_h_kp, matrix_h_im_kp, matrix_ks_kp, matrix_vxc_kp, kinetic_kp, matrix_s_kp, matrix_w_kp, matrix_s_ri_aux_kp, matrix_ks_im_kp, vppl, xcint_weights, rho_core, rho_nlcc, rho_nlcc_g, vee, neighbor_list_id, kpoints, sab_orb, sab_all, sac_ae, sac_ppl, sac_lri, sap_ppnl, sap_oce, sab_lrc, sab_se, sab_xtbe, sab_tbe, sab_core, sab_xb, sab_xtb_pp, sab_xtb_nonbond, sab_vdw, sab_scp, sab_almo, sab_kp, sab_kp_nosym, sab_cneo, task_list, task_list_soft, subsys, dft_control, dbcsr_dist, distribution_2d, pw_env, para_env, blacs_env)
...
superstucture that hold various representations of the density and keeps track of which ones are vali...
subroutine, public qs_rho_get(rho_struct, rho_ao, rho_ao_im, rho_ao_kp, rho_ao_im_kp, rho_r, drho_r, rho_g, drho_g, tau_r, tau_g, rho_r_valid, drho_r_valid, rho_g_valid, drho_g_valid, tau_r_valid, tau_g_valid, tot_rho_r, tot_rho_g, rho_r_sccs, soft_valid, complex_rho_ao)
returns info about the density described by this object. If some representation is not available an e...
Utility routines for qs_scf.
subroutine, public qs_scf_compute_properties(qs_env, wf_type, do_mp2)
computes properties for a given hamilonian using the current wfn
types that represent a quickstep subsys
subroutine, public qs_subsys_set(subsys, cp_subsys, local_particles, local_molecules, cell, cell_ref, use_ref_cell, energy, force, qs_kind_set, nelectron_total, nelectron_spin)
...
Calculates integral matrices for RIGPW method.
subroutine, public build_ri_matrices(lri_env, qs_env, calculate_forces)
creates and initializes an lri_env
subroutine, public rt_admm_force(qs_env)
...
subroutine, public calc_c_mat_force(qs_env)
calculates the three additional force contributions needed in EMD P_imag*C , P_imag*B*S^-1*S_der ,...
Routines to perform the RTP in the velocity gauge.
subroutine, public velocity_gauge_nl_force(qs_env, particle_set)
Calculate the force associated to non-local pseudo potential in the velocity gauge.
subroutine, public velocity_gauge_ks_matrix(qs_env, subtract_nl_term)
...
Split and build its own idependent core_core SE interaction module.
subroutine, public se_core_core_interaction(qs_env, para_env, calculate_forces)
Evaluates the core-core interactions for NDDO methods.
Calculation of the Hamiltonian integral matrix <a|H|b> for semi-empirical methods.
subroutine, public build_se_core_matrix(qs_env, para_env, calculate_forces)
...
subroutine, public build_tblite_matrices(qs_env, calculate_forces)
...
subroutine, public tb_reference_cli_compare(qs_env)
Run native tblite CLI and compare against CP2K/tblite.
subroutine, public symmetrize_virial(virial)
Symmetrize the virial components.
Calculation of Overlap and Hamiltonian matrices in xTB Reference: Stefan Grimme, Christoph Bannwarth,...
subroutine, public build_xtb_matrices(qs_env, calculate_forces)
...
Provides all information about an atomic kind.
type of a logger, at the moment it contains just a print level starting at which level it should be l...
Contains information on the energy correction functional for KG.
stores all the informations relevant to an mpi environment
calculation environment to calculate the ks matrix, holds all the needed vars. assumes that the core ...
keeps the density in various representations, keeping track of which ones are valid.