10
0
mirror of https://github.com/QuantumPackage/qp2.git synced 2024-07-09 04:43:48 +02:00
QuantumPackage/src/mo_one_e_ints/mo_one_e_ints.irp.f

47 lines
1.3 KiB
Fortran
Raw Normal View History

2019-01-25 11:39:31 +01:00
BEGIN_PROVIDER [ double precision, mo_one_e_integrals,(mo_num,mo_num)]
implicit none
integer :: i,j,n,l
BEGIN_DOC
2019-02-04 23:51:09 +01:00
! array of the one-electron Hamiltonian on the |MO| basis :
! sum of the kinetic and nuclear electronic potentials (and pseudo potential if needed)
2019-01-25 11:39:31 +01:00
END_DOC
2019-02-04 23:51:09 +01:00
print*,'Providing the one-electron integrals'
2019-01-25 11:39:31 +01:00
IF (read_mo_one_e_integrals) THEN
call ezfio_get_mo_one_e_ints_mo_one_e_integrals(mo_one_e_integrals)
ELSE
mo_one_e_integrals = mo_integrals_n_e + mo_kinetic_integrals
ENDIF
IF (write_mo_one_e_integrals) THEN
call ezfio_set_mo_one_e_ints_mo_one_e_integrals(mo_one_e_integrals)
print *, 'MO one-e integrals written to disk'
ENDIF
END_PROVIDER
2020-02-20 22:22:03 +01:00
BEGIN_PROVIDER [ double precision, mo_one_e_integrals_diag,(mo_num)]
implicit none
integer :: i
BEGIN_DOC
! diagonal elements of mo_one_e_integrals or mo_one_e_integrals_complex
END_DOC
if (is_complex) then
2020-03-20 20:20:04 +01:00
integer :: k,i_shft
PROVIDE mo_one_e_integrals_kpts
do k=1,kpt_num
i_shft = (k-1)*mo_num_per_kpt
do i=1,mo_num_per_kpt
mo_one_e_integrals_diag(i+i_shft) = dble(mo_one_e_integrals_kpts(i,i,k))
enddo
2020-02-20 22:22:03 +01:00
enddo
else
PROVIDE mo_one_e_integrals
do i=1,mo_num
mo_one_e_integrals_diag(i) = mo_one_e_integrals(i,i)
enddo
endif
END_PROVIDER