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quantum_package/plugins/Full_CI_ZMQ/dump_fci_iterations_value.irp.f
2017-11-27 16:31:00 +01:00

131 lines
4.7 KiB
Fortran

subroutine dump_fci_iterations_value(n_determinants,energy,pt2)
implicit none
! Not using an irp.f90 environment because the SAVE statement is needed for simpler code
! BEGIN_DOC
!! Output the number of determinants, energy, and pt2 correction at each iteration
! END_DOC
integer, intent(in) :: n_determinants
double precision, intent(in) :: energy(N_states), pt2(N_states)
integer :: N_iterations
integer, allocatable :: n_determinants_list(:)
double precision, allocatable :: energy_list(:,:)
double precision, allocatable :: pt2_list(:,:)
integer :: saveMethod
logical :: hasIter
logical,save :: firstAccess=.TRUE. !! every update of firstAccess will be saved
double precision, allocatable :: extrapolated_energy(:,:)
integer :: i,k
!!! Check to ensure that we should save iterations (default is Append)
! saveMethod: 1==Append, 2==Overwrite, 3==NoSave
if (N_det < N_states) then
return
endif
call ezfio_get_full_ci_zmq_iterative_save(saveMethod)
!!! Check we are saving data
if (saveMethod/=3) then
!!! If the iteration number exists get it
!!! otherwise set it to zero
call ezfio_has_full_ci_zmq_n_iter(hasIter)
if (hasIter) then
call ezfio_get_full_ci_zmq_n_iter(N_iterations)
else
N_iterations=0
endif
!!! If it is append we don't have to do any more checks
!!! N_iterations will be correct now.
!!! If we should overwrite and this is the first time
!!! Then we need to reset N_iterations to zero
if ((saveMethod==2).AND.(firstAccess)) then
N_iterations=0
endif
!! Now allocate the array for entire size needed
allocate(extrapolated_energy(N_iterations+1,N_states))
allocate(n_determinants_list(N_iterations+1))
allocate(energy_list(N_states,N_iterations+1))
allocate(pt2_list(N_states,N_iterations+1))
!!! Pull previously written data
!!! Unless it is at the beginning of a new/restarted calculation
if((hasIter).AND.(N_iterations>0)) then
call ezfio_get_full_ci_zmq_n_det_iter(n_determinants_list)
call ezfio_get_full_ci_zmq_energy_iter(energy_list)
call ezfio_get_full_ci_zmq_pt2_iter(pt2_list)
endif
!! Now increment to the current iteration
N_iterations = N_iterations+1
!! Add the data from latest iteration
n_determinants_list(N_iterations) = n_determinants
energy_list(:,N_iterations) = energy(:)
pt2_list(:,N_iterations) = pt2(:)
if (N_iterations > 2) then
write(*,'(A)') ''
write(*,'(A)') 'Extrapolated energies'
write(*,'(A)') '------------------------'
write(*,'(A)') ''
do i=1, min(N_states,N_det)
call extrapolate_data(N_iterations, energy_list(i,1:N_iterations), pt2_list(i,1:N_iterations), extrapolated_energy(1:N_iterations,i))
enddo
print *, ''
print *, 'State ', 1
print *, ''
write(*,*) '=========== ', '==================='
write(*,*) 'minimum PT2 ', 'Extrapolated energy'
write(*,*) '=========== ', '==================='
do k=2,min(N_iterations,8)
write(*,'(F11.4,2X,F18.8)') pt2_list(1,N_iterations+1-k), extrapolated_energy(k,1)
enddo
write(*,*) '=========== ', '==================='
do i=2, min(N_states,N_det)
print *, ''
print *, 'State ', i
print *, ''
write(*,*) '=========== ', '=================== ', '=================== ', '==================='
write(*,*) 'minimum PT2 ', 'Extrapolated energy ', ' Excitation (a.u) ', ' Excitation (eV) '
write(*,*) '=========== ', '=================== ', '=================== ', '==================='
do k=2,min(N_iterations,8)
write(*,'(F11.4,X,3(X,F18.8))') pt2_list(i,N_iterations+1-k), extrapolated_energy(k,i), &
extrapolated_energy(k,i) - extrapolated_energy(k,1), &
(extrapolated_energy(k,i) - extrapolated_energy(k,1) ) * 27.211396641308d0
enddo
write(*,*) '=========== ', '=================== ', '=================== ', '==================='
enddo
print *, ''
endif
! Reset the iteration number
call ezfio_set_full_ci_zmq_n_iter(N_iterations)
!!!! Now reset the ezfio values
!!!! To include the latest data
call ezfio_set_full_ci_zmq_n_det_iter(n_determinants_list)
call ezfio_set_full_ci_zmq_energy_iter(energy_list)
call ezfio_set_full_ci_zmq_pt2_iter(pt2_list)
deallocate(n_determinants_list)
deallocate(energy_list)
deallocate(pt2_list)
endif
!!! set first access to false
!!! it will be saved
firstAccess=.FALSE.
end subroutine