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mirror of https://github.com/LCPQ/quantum_package synced 2024-11-07 14:43:56 +01:00
quantum_package/src/MO_Basis/utils.irp.f

271 lines
7.3 KiB
Fortran

subroutine save_mos
implicit none
double precision, allocatable :: buffer(:,:)
integer :: i,j
call system('$QP_ROOT/scripts/save_current_mos.sh '//trim(ezfio_filename))
call ezfio_set_mo_basis_mo_tot_num(mo_tot_num)
call ezfio_set_mo_basis_mo_label(mo_label)
call ezfio_set_mo_basis_ao_md5(ao_md5)
allocate ( buffer(ao_num,mo_tot_num) )
buffer = 0.d0
do j = 1, mo_tot_num
do i = 1, ao_num
buffer(i,j) = mo_coef(i,j)
enddo
enddo
call ezfio_set_mo_basis_mo_coef(buffer)
call ezfio_set_mo_basis_mo_occ(mo_occ)
deallocate (buffer)
end
subroutine save_mos_truncated(n)
implicit none
double precision, allocatable :: buffer(:,:)
integer :: i,j,n
call system('$QP_ROOT/scripts/save_current_mos.sh '//trim(ezfio_filename))
call ezfio_set_mo_basis_mo_tot_num(n)
call ezfio_set_mo_basis_mo_label(mo_label)
call ezfio_set_mo_basis_ao_md5(ao_md5)
allocate ( buffer(ao_num,n) )
buffer = 0.d0
do j = 1, n
do i = 1, ao_num
buffer(i,j) = mo_coef(i,j)
enddo
enddo
call ezfio_set_mo_basis_mo_coef(buffer)
call ezfio_set_mo_basis_mo_occ(mo_occ)
deallocate (buffer)
end
subroutine mo_as_eigvectors_of_mo_matrix(matrix,n,m,label,sign)
implicit none
integer,intent(in) :: n,m, sign
character*(64), intent(in) :: label
double precision, intent(in) :: matrix(n,m)
integer :: i,j
double precision, allocatable :: mo_coef_new(:,:), R(:,:),eigvalues(:), A(:,:)
!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, R
call write_time(output_mo_basis)
if (m /= mo_tot_num) then
print *, irp_here, ': Error : m/= mo_tot_num'
stop 1
endif
allocate(A(n,m),R(n,m),mo_coef_new(ao_num_align,m),eigvalues(m))
if (sign == -1) then
do j=1,m
do i=1,n
A(i,j) = -matrix(i,j)
enddo
enddo
else
do j=1,m
do i=1,n
A(i,j) = matrix(i,j)
enddo
enddo
endif
mo_coef_new = mo_coef
call lapack_diag(eigvalues,R,A,n,m)
write (output_mo_basis,'(A)'), 'MOs are now **'//trim(label)//'**'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), 'Eigenvalues'
write (output_mo_basis,'(A)'), '-----------'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), '======== ================'
if (sign == -1) then
do i=1,m
eigvalues(i) = -eigvalues(i)
enddo
endif
do i=1,m
write (output_mo_basis,'(I8,X,F16.10)'), i,eigvalues(i)
enddo
write (output_mo_basis,'(A)'), '======== ================'
write (output_mo_basis,'(A)'), ''
call dgemm('N','N',ao_num,m,m,1.d0,mo_coef_new,size(mo_coef_new,1),R,size(R,1),0.d0,mo_coef,size(mo_coef,1))
deallocate(A,mo_coef_new,R,eigvalues)
call write_time(output_mo_basis)
mo_label = label
end
subroutine mo_as_svd_vectors_of_mo_matrix(matrix,lda,m,n,label)
implicit none
integer,intent(in) :: lda,m,n
character*(64), intent(in) :: label
double precision, intent(in) :: matrix(lda,n)
integer :: i,j
double precision, allocatable :: mo_coef_new(:,:), U(:,:),D(:), A(:,:), Vt(:,:), work(:)
!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, U, Vt, A
call write_time(output_mo_basis)
if (m /= mo_tot_num) then
print *, irp_here, ': Error : m/= mo_tot_num'
stop 1
endif
allocate(A(lda,n),U(lda,n),mo_coef_new(ao_num_align,m),D(m),Vt(lda,n))
do j=1,n
do i=1,m
A(i,j) = matrix(i,j)
enddo
enddo
mo_coef_new = mo_coef
call svd(A,lda,U,lda,D,Vt,lda,m,n)
write (output_mo_basis,'(A)'), 'MOs are now **'//trim(label)//'**'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), 'Eigenvalues'
write (output_mo_basis,'(A)'), '-----------'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), '======== ================'
do i=1,m
write (output_mo_basis,'(I8,X,F16.10)'), i,D(i)
enddo
write (output_mo_basis,'(A)'), '======== ================'
write (output_mo_basis,'(A)'), ''
call dgemm('N','N',ao_num,m,m,1.d0,mo_coef_new,size(mo_coef_new,1),U,size(U,1),0.d0,mo_coef,size(mo_coef,1))
deallocate(A,mo_coef_new,U,Vt,D)
call write_time(output_mo_basis)
mo_label = label
end
subroutine mo_as_eigvectors_of_mo_matrix_sort_by_observable(matrix,observable,n,m,label)
implicit none
integer,intent(in) :: n,m
character*(64), intent(in) :: label
double precision, intent(in) :: matrix(n,m),observable(n,n)
double precision, allocatable :: mo_coef_new(:,:), R(:,:),eigvalues(:),value(:)
integer,allocatable :: iorder(:)
!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: mo_coef_new, R
call write_time(output_mo_basis)
if (m /= mo_tot_num) then
print *, irp_here, ': Error : m/= mo_tot_num'
stop 1
endif
allocate(R(n,m),mo_coef_new(ao_num_align,m),eigvalues(m),value(m),iorder(m))
mo_coef_new = mo_coef
call lapack_diag(eigvalues,R,matrix,size(matrix,1),size(matrix,2))
do i = 1, mo_tot_num
value(i) = 0.d0
iorder(i) = i
do j = 1, mo_tot_num
do k = 1, mo_tot_num
value(i) += R(k,i) * R(j,i) * observable(k,j)
enddo
enddo
! print*,'value(i) = ',i,value(i)
enddo
integer :: i,j,k,index
double precision :: R_tmp(m,m),obs(m)
print*,'sort ....'
call dsort(value,iorder,n)
do i = 1, mo_tot_num
index = iorder(i)
! print*,'iorder(i) = ',iorder(i)
obs(i) = eigvalues(iorder(i))
do j = 1, mo_tot_num
R_tmp(j,i) = R(j,index)
enddo
enddo
do i = 1, mo_tot_num
do j = 1, mo_tot_num
R(j,i) = R_tmp(j,i)
enddo
enddo
do i = 1, mo_tot_num
value(i) = 0.d0
do j = 1, mo_tot_num
do k = 1, mo_tot_num
value(i) += R(k,i) * R(j,i) * observable(k,j)
enddo
enddo
print*,'i = ',i
print*,'value(i) = ',value(i)
print*,'obs(i) = ',obs(i)
print*,''
enddo
write (output_mo_basis,'(A)'), 'MOs are now **'//trim(label)//'**'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), 'Eigenvalues'
write (output_mo_basis,'(A)'), '-----------'
write (output_mo_basis,'(A)'), ''
write (output_mo_basis,'(A)'), '======== ================'
do i = 1, m
write (output_mo_basis,'(I8,X,F16.10)'), i,eigvalues(i)
enddo
write (output_mo_basis,'(A)'), '======== ================'
write (output_mo_basis,'(A)'), ''
call dgemm('N','N',ao_num,m,m,1.d0,mo_coef_new,size(mo_coef_new,1),R,size(R,1),0.d0,mo_coef,size(mo_coef,1))
deallocate(mo_coef_new,R,eigvalues)
call write_time(output_mo_basis)
mo_label = label
SOFT_TOUCH mo_coef mo_label
end
subroutine mo_sort_by_observable(observable,label)
implicit none
character*(64), intent(in) :: label
double precision, intent(in) :: observable(mo_tot_num)
double precision, allocatable :: mo_coef_new(:,:),value(:)
integer,allocatable :: iorder(:)
allocate(mo_coef_new(ao_num_align,mo_tot_num),value(mo_tot_num),iorder(mo_tot_num))
print*,'allocate !'
mo_coef_new = mo_coef
do i = 1, mo_tot_num
iorder(i) = i
value(i) = observable(i)
enddo
integer :: i,j,k,index
print*,'sort ....'
call dsort(value,iorder,mo_tot_num)
do i = 1, mo_tot_num
index = iorder(i)
do j = 1, mo_tot_num
mo_coef(j,i) = mo_coef_new(j,index)
enddo
enddo
write (output_mo_basis,'(A)'), 'MOs are now **'//trim(label)//'**'
write (output_mo_basis,'(A)'), ''
deallocate(mo_coef_new,value)
! call write_time(output_mo_basis)
mo_label = label
SOFT_TOUCH mo_coef mo_label
end