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qp2/src/mo_two_e_ints/no_vvvv.irp.f
2021-07-01 11:25:51 +02:00

89 lines
2.9 KiB
Fortran

subroutine four_idx_novvvv_old
use map_module
use bitmasks
implicit none
BEGIN_DOC
! Retransform MO integrals for next CAS-SCF step
END_DOC
integer(bit_kind) :: mask_ijkl(N_int,4)
integer(bit_kind) :: mask_ijk(N_int,3)
print*,'Using partial transformation'
print*,'It will not transform all integrals with at least 3 indices within the virtuals'
integer :: i,j,k,l
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I I I I !!!!!!!!!!!!!!!!!!!!
! (core+inact+act) ^ 4
! <ii|ii>
print*, ''
print*, '<ii|ii>'
do i = 1,N_int
mask_ijkl(i,1) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,2) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,3) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,4) = core_inact_act_bitmask_4(i,1)
enddo
call add_integrals_to_map(mask_ijkl)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I I V V !!!!!!!!!!!!!!!!!!!!
! (core+inact+act) ^ 2 (virt) ^2
! <iv|iv> = J_iv
print*, ''
print*, '<iv|iv>'
do i = 1,N_int
mask_ijkl(i,1) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,2) = virt_bitmask(i,1)
mask_ijkl(i,3) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,4) = virt_bitmask(i,1)
enddo
call add_integrals_to_map(mask_ijkl)
! (core+inact+act) ^ 2 (virt) ^2
! <ii|vv> = (iv|iv)
print*, ''
print*, '<ii|vv>'
do i = 1,N_int
mask_ijkl(i,1) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,2) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,3) = virt_bitmask(i,1)
mask_ijkl(i,4) = virt_bitmask(i,1)
enddo
call add_integrals_to_map(mask_ijkl)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! V V V !!!!!!!!!!!!!!!!!!!!!!!
! if(.not.no_vvv_integrals)then
print*, ''
print*, '<rv|sv> and <rv|vs>'
do i = 1,N_int
mask_ijk(i,1) = virt_bitmask(i,1)
mask_ijk(i,2) = virt_bitmask(i,1)
mask_ijk(i,3) = virt_bitmask(i,1)
enddo
call add_integrals_to_map_three_indices(mask_ijk)
! endif
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I I I V !!!!!!!!!!!!!!!!!!!!
! (core+inact+act) ^ 3 (virt) ^1
! <iv|ii>
print*, ''
print*, '<iv|ii>'
do i = 1,N_int
mask_ijkl(i,1) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,2) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,3) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,4) = virt_bitmask(i,1)
enddo
call add_integrals_to_map(mask_ijkl)
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! I V V V !!!!!!!!!!!!!!!!!!!!
! (core+inact+act) ^ 1 (virt) ^3
! <iv|vv>
! if(.not.no_ivvv_integrals)then
print*, ''
print*, '<iv|vv>'
do i = 1,N_int
mask_ijkl(i,1) = core_inact_act_bitmask_4(i,1)
mask_ijkl(i,2) = virt_bitmask(i,1)
mask_ijkl(i,3) = virt_bitmask(i,1)
mask_ijkl(i,4) = virt_bitmask(i,1)
enddo
call add_integrals_to_map_no_exit_34(mask_ijkl)
end