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QuantumPackage/src/mo_one_e_ints/kin_mo_ints.irp.f
Kevin Gasperich 2371bdf9a3 kpts diag
2020-03-20 14:20:04 -05:00

48 lines
1.5 KiB
Fortran

BEGIN_PROVIDER [double precision, mo_kinetic_integrals, (mo_num,mo_num)]
implicit none
BEGIN_DOC
! Kinetic energy integrals in the MO basis
END_DOC
if (read_mo_integrals_kinetic) then
call ezfio_get_mo_one_e_ints_mo_integrals_kinetic(mo_kinetic_integrals)
print *, 'MO kinetic integrals read from disk'
else
call ao_to_mo( &
ao_kinetic_integrals, &
size(ao_kinetic_integrals,1), &
mo_kinetic_integrals, &
size(mo_kinetic_integrals,1) &
)
endif
if (write_mo_integrals_kinetic) then
call ezfio_set_mo_one_e_ints_mo_integrals_kinetic(mo_kinetic_integrals)
print *, 'MO kinetic integrals written to disk'
endif
END_PROVIDER
BEGIN_PROVIDER [ double precision, mo_kinetic_integrals_diag,(mo_num)]
implicit none
integer :: i
BEGIN_DOC
! diagonal elements of mo_kinetic_integrals or mo_kinetic_integrals_complex
END_DOC
if (is_complex) then
integer :: k,i_shft
PROVIDE mo_kinetic_integrals_kpts
do k=1,kpt_num
i_shft = (k-1)*mo_num_per_kpt
do i=1,mo_num_per_kpt
mo_kinetic_integrals_diag(i+i_shft) = dble(mo_kinetic_integrals_kpts(i,i,k))
enddo
enddo
else
PROVIDE mo_kinetic_integrals
do i=1,mo_num
mo_kinetic_integrals_diag(i) = mo_kinetic_integrals(i,i)
enddo
endif
END_PROVIDER