mirror of
https://github.com/LCPQ/quantum_package
synced 2024-08-25 05:51:46 +02:00
merging with new way
This commit is contained in:
commit
8ad7a5c82f
@ -18,7 +18,7 @@ IRPF90_FLAGS : --ninja --align=32
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# 0 : Deactivate
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#
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[OPTION]
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MODE : OPT ; [ OPT | PROFILE | DEBUG ] : Chooses the section below
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MODE : DEBUG ; [ OPT | PROFILE | DEBUG ] : Chooses the section below
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CACHE : 1 ; Enable cache_compile.py
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OPENMP : 1 ; Append OpenMP flags
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@ -370,9 +370,6 @@ subroutine u0_H_dyall_u0(energies,psi_in,psi_in_coef,ndet,dim_psi_in,dim_psi_coe
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do j = 1, ndet
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if(psi_coef_tmp(j)==0.d0)cycle
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call i_H_j_dyall(psi_in(1,1,i),psi_in(1,1,j),N_int,hij)
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! call i_H_j(psi_in(1,1,i),psi_in(1,1,j),N_int,hij_bis)
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! print*, 'i,j',i,j
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! print*, hij
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accu += psi_coef_tmp(i) * psi_coef_tmp(j) * hij
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enddo
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enddo
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@ -11,8 +11,6 @@
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accu = 0.d0
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i_inact_core_orb = list_core_inact(i)
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do j = 1, n_core_inact_orb
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! do j = 1, elec_alpha_num
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! j_inact_core_orb = j
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j_inact_core_orb = list_core_inact(j)
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accu += 2.d0 * mo_bielec_integral_jj(i_inact_core_orb,j_inact_core_orb) &
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- mo_bielec_integral_jj_exchange(i_inact_core_orb,j_inact_core_orb)
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@ -84,8 +82,8 @@
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accu_exchange(2) += 2.d0 * nb * exchange
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enddo
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enddo
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fock_core_inactive_from_act(i_inact_core_orb,1,i_state) = accu_coulomb + accu_exchange(1)
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fock_core_inactive_from_act(i_inact_core_orb,2,i_state) = accu_coulomb + accu_exchange(2)
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fock_core_inactive_from_act(i_inact_core_orb,1,i_state) = accu_coulomb - accu_exchange(1)
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fock_core_inactive_from_act(i_inact_core_orb,2,i_state) = accu_coulomb - accu_exchange(2)
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enddo
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enddo
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END_PROVIDER
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@ -131,8 +129,8 @@
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accu_exchange(2) += 2.d0 * nb * exchange
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enddo
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enddo
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fock_virt_from_act(i_virt_orb,1,i_state) = accu_coulomb + accu_exchange(1)
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fock_virt_from_act(i_virt_orb,2,i_state) = accu_coulomb + accu_exchange(2)
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fock_virt_from_act(i_virt_orb,1,i_state) = accu_coulomb - accu_exchange(1)
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fock_virt_from_act(i_virt_orb,2,i_state) = accu_coulomb - accu_exchange(2)
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enddo
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enddo
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END_PROVIDER
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@ -44,6 +44,8 @@ subroutine mrpt_dress(delta_ij_, Ndet,i_generator,n_selected,det_buffer,Nint,ip
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integer :: N_miniList, leng
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double precision :: delta_e(N_states),hij_tmp
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integer :: index_i,index_j
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double precision :: phase_array(N_det),phase
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integer :: exc(0:2,2,2),degree
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leng = max(N_det_generators, N_det)
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@ -74,11 +76,14 @@ subroutine mrpt_dress(delta_ij_, Ndet,i_generator,n_selected,det_buffer,Nint,ip
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! double precision :: ihpsi0,coef_pert
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! ihpsi0 = 0.d0
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! coef_pert = 0.d0
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phase_array =0.d0
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do i = 1,idx_alpha(0)
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index_i = idx_alpha(i)
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call get_delta_e_dyall(psi_det(1,1,index_i),tq(1,1,i_alpha),delta_e)
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call i_h_j(tq(1,1,i_alpha),psi_det(1,1,index_i),Nint,hialpha)
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hij_array(index_i) = hialpha
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call get_excitation(psi_det(1,1,index_i),tq(1,1,i_alpha),exc,degree,phase,N_int)
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! phase_array(index_i) = phase
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do i_state = 1,N_states
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delta_e_inv_array(index_i,i_state) = 1.d0/delta_e(i_state)
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enddo
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@ -90,6 +95,16 @@ subroutine mrpt_dress(delta_ij_, Ndet,i_generator,n_selected,det_buffer,Nint,ip
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call omp_set_lock( psi_ref_bis_lock(index_i) )
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do j = 1, idx_alpha(0)
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index_j = idx_alpha(j)
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! call get_excitation(psi_det(1,1,index_i),psi_det(1,1,index_i),exc,degree,phase,N_int)
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! if(index_j.ne.index_i)then
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! if(phase_array(index_j) * phase_array(index_i) .ne. phase)then
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! print*, phase_array(index_j) , phase_array(index_i) ,phase
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! call debug_det(psi_det(1,1,index_i),N_int)
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! call debug_det(psi_det(1,1,index_j),N_int)
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! call debug_det(tq(1,1,i_alpha),N_int)
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! stop
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! endif
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! endif
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do i_state=1,N_states
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! standard dressing first order
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delta_ij_(index_i,index_j,i_state) += hij_array(index_j) * hij_tmp * delta_e_inv_array(index_j,i_state)
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@ -130,19 +130,30 @@
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print*, '2h1p = ',accu
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! 2h2p
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delta_ij_tmp = 0.d0
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call H_apply_mrpt_2h2p(delta_ij_tmp,N_det)
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accu = 0.d0
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!delta_ij_tmp = 0.d0
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!call H_apply_mrpt_2h2p(delta_ij_tmp,N_det)
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!accu = 0.d0
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!do i_state = 1, N_states
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!do i = 1, N_det
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! do j = 1, N_det
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! accu(i_state) += delta_ij_tmp(j,i,i_state) * psi_coef(i,i_state) * psi_coef(j,i_state)
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! delta_ij(j,i,i_state) += delta_ij_tmp(j,i,i_state)
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! enddo
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!enddo
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!second_order_pt_new_2h2p(i_state) = accu(i_state)
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!enddo
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!print*, '2h2p = ',accu
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double precision :: contrib_2h2p(N_states)
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call give_2h2p(contrib_2h2p)
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do i_state = 1, N_states
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do i = 1, N_det
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do j = 1, N_det
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accu(i_state) += delta_ij_tmp(j,i,i_state) * psi_coef(i,i_state) * psi_coef(j,i_state)
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delta_ij(j,i,i_state) += delta_ij_tmp(j,i,i_state)
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delta_ij(i,i,i_state) += contrib_2h2p(i_state)
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enddo
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second_order_pt_new_2h2p(i_state) = contrib_2h2p(i_state)
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enddo
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second_order_pt_new_2h2p(i_state) = accu(i_state)
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enddo
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print*, '2h2p = ',accu
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print*, '2h2p = ',contrib_2h2p(1)
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! total
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accu = 0.d0
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192
plugins/MRPT_Utils/new_way.irp.f
Normal file
192
plugins/MRPT_Utils/new_way.irp.f
Normal file
@ -0,0 +1,192 @@
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subroutine give_2h1p_contrib(matrix_2h1p)
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use bitmasks
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implicit none
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double precision , intent(inout) :: matrix_2h1p(N_det,N_det,*)
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integer :: i,j,r,a,b
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integer :: iorb, jorb, rorb, aorb, borb
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integer :: ispin,jspin
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integer :: idet,jdet
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integer(bit_kind) :: perturb_dets(N_int,2,n_act_orb,2,2)
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double precision :: perturb_dets_phase(n_act_orb,2,2)
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double precision :: perturb_dets_hij(n_act_orb,2,2)
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double precision :: coef_perturb_from_idet(n_act_orb,2,2,N_states)
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integer :: inint
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integer :: elec_num_tab_local(2),acu_elec
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integer(bit_kind) :: det_tmp(N_int,2)
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integer :: exc(0:2,2,2)
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integer :: accu_elec
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double precision :: get_mo_bielec_integral_schwartz
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double precision :: active_int(n_act_orb,2)
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double precision :: hij,phase
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!matrix_2h1p = 0.d0
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elec_num_tab_local = 0
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do inint = 1, N_int
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elec_num_tab_local(1) += popcnt(psi_det(inint,1,1))
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elec_num_tab_local(2) += popcnt(psi_det(inint,2,1))
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enddo
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do i = 1, n_inact_orb ! First inactive
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iorb = list_inact(i)
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do j = 1, n_inact_orb ! Second inactive
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jorb = list_inact(j)
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do r = 1, n_virt_orb ! First virtual
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rorb = list_virt(r)
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! take all the integral you will need for i,j,r fixed
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do a = 1, n_act_orb
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aorb = list_act(a)
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active_int(a,1) = get_mo_bielec_integral_schwartz(iorb,jorb,rorb,aorb,mo_integrals_map) ! direct
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active_int(a,2) = get_mo_bielec_integral_schwartz(iorb,jorb,aorb,rorb,mo_integrals_map) ! exchange
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enddo
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integer :: degree(N_det)
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integer :: idx(0:N_det)
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double precision :: delta_e(n_act_orb,2,N_states)
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integer :: istate
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integer :: index_orb_act_mono(N_det,3)
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do idet = 1, N_det
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call get_excitation_degree_vector_mono(psi_det,psi_det(1,1,idet),degree,N_int,N_det,idx)
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!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! Precomputation of matrix elements
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do ispin = 1, 2 ! spin of the couple a-a^dagger (i,r)
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do jspin = 1, 2 ! spin of the couple z-a^dagger (j,a)
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if(ispin == jspin .and. iorb.le.jorb)cycle ! condition not to double count
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do a = 1, n_act_orb ! First active
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aorb = list_act(a)
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do inint = 1, N_int
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det_tmp(inint,1) = psi_det(inint,1,idet)
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det_tmp(inint,2) = psi_det(inint,2,idet)
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enddo
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! Do the excitation inactive -- > virtual
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call clear_bit_to_integer(iorb,det_tmp(1,ispin),N_int) ! hole in "iorb" of spin Ispin
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call set_bit_to_integer(rorb,det_tmp(1,ispin),N_int) ! particle in "rorb" of spin Ispin
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! Do the excitation inactive -- > active
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call clear_bit_to_integer(jorb,det_tmp(1,jspin),N_int) ! hole in "jorb" of spin Jspin
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call set_bit_to_integer(aorb,det_tmp(1,jspin),N_int) ! particle in "aorb" of spin Jspin
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! Check if the excitation is possible or not on psi_det(idet)
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accu_elec= 0
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do inint = 1, N_int
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accu_elec+= popcnt(det_tmp(inint,jspin))
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enddo
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if(accu_elec .ne. elec_num_tab_local(jspin))then
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perturb_dets_phase(a,jspin,ispin) = 0.0
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perturb_dets_hij(a,jspin,ispin) = 0.d0
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do istate = 1, N_states
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coef_perturb_from_idet(a,jspin,ispin,istate) = 0.d0
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enddo
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cycle
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endif
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do inint = 1, N_int
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perturb_dets(inint,1,a,jspin,ispin) = det_tmp(inint,1)
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perturb_dets(inint,2,a,jspin,ispin) = det_tmp(inint,2)
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enddo
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call get_double_excitation(psi_det(1,1,idet),det_tmp,exc,phase,N_int)
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perturb_dets_phase(a,jspin,ispin) = phase
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do istate = 1, N_states
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delta_e(a,jspin,istate) = one_creat(a,jspin,istate) &
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- fock_virt_total_spin_trace(rorb,istate) &
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+ fock_core_inactive_total_spin_trace(iorb,istate) &
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+ fock_core_inactive_total_spin_trace(jorb,istate)
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enddo
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if(ispin == jspin)then
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perturb_dets_hij(a,jspin,ispin) = phase * (active_int(a,2) - active_int(a,1) )
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else
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perturb_dets_hij(a,jspin,ispin) = phase * active_int(a,1)
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endif
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!!!!!!!!!!!!!!!!!!!!!1 Computation of the coefficient at first order coming from idet
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!!!!!!!!!!!!!!!!!!!!! for the excitation (i,j)(ispin,jspin) ---> (r,a)(ispin,jspin)
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do istate = 1, N_states
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coef_perturb_from_idet(a,jspin,ispin,istate) = perturb_dets_hij(a,jspin,ispin) / delta_e(a,jspin,istate)
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enddo
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enddo
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enddo
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enddo
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!!!!!!!!!!!!!!!!!!!!!!!!!!! determination of the connections between I and the other J determinants mono excited in the CAS
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!!!!!!!!!!!!!!!!!!!!!!!!!!!! the determinants I and J must be connected by the following operator
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!!!!!!!!!!!!!!!!!!!!!!!!!!!! <Jdet | a_{b} a^{\dagger}_a | Idet>
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do jdet = 1, idx(0)
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if(idx(jdet).ne.idet)then
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call get_mono_excitation(psi_det(1,1,idet),psi_det(1,1,idx(jdet)),exc,phase,N_int)
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if (exc(0,1,1) == 1) then
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! Mono alpha
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index_orb_act_mono(idx(jdet),2) = list_act_reverse(exc(1,1,1)) !!! a^{\dagger}_a
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index_orb_act_mono(idx(jdet),1) = list_act_reverse(exc(1,2,1)) !!! a_{b}
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index_orb_act_mono(idx(jdet),3) = 1
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else
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! Mono beta
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index_orb_act_mono(idx(jdet),1) = list_act_reverse(exc(1,2,2)) !!! a^{\dagger}_a
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index_orb_act_mono(idx(jdet),2) = list_act_reverse(exc(1,1,2)) !!! a_{b}
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index_orb_act_mono(idx(jdet),3) = 2
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endif
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else
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index_orb_act_mono(idx(jdet),1) = -1
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endif
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enddo
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integer :: kspin
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do jdet = 1, idx(0)
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if(idx(jdet).ne.idet)then
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! two determinants | Idet > and | Jdet > which are connected throw a mono excitation operator
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! are connected by the presence of the perturbers determinants |det_tmp>
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aorb = index_orb_act_mono(idx(jdet),1) ! a^{\dagger}_{aorb}
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borb = index_orb_act_mono(idx(jdet),2) ! a_{borb}
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kspin = index_orb_act_mono(idx(jdet),3) ! spin of the excitation
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! the determinants Idet and Jdet interact throw the following operator
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! | Jdet > = a_{borb,kspin} a^{\dagger}_{aorb, kspin} | Idet >
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do ispin = 1, 2 ! you loop on all possible spin for the excitation
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! a^{\dagger}_r a_{i} (ispin)
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if(ispin == kspin .and. iorb.le.jorb)cycle ! condition not to double count
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! | det_tmp > = a^{\dagger}_{rorb,ispin} a^{\dagger}_{aorb,kspin} a_{jorb,kspin} a_{iorb,ispin} | Idet >
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do inint = 1, N_int
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det_tmp(inint,1) = perturb_dets(inint,1,aorb,kspin,ispin)
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det_tmp(inint,2) = perturb_dets(inint,2,aorb,kspin,ispin)
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enddo
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double precision :: hja
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! you determine the interaction between the excited determinant and the other parent | Jdet >
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! | det_tmp > = a^{\dagger}_{rorb,ispin} a^{\dagger}_{borb,kspin} a_{jorb,kspin} a_{iorb,ispin} | Jdet >
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! hja = < det_tmp | H | Jdet >
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call get_double_excitation(psi_det(1,1,idx(jdet)),det_tmp,exc,phase,N_int)
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if(kspin == ispin)then
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hja = phase * (active_int(borb,2) - active_int(borb,1) )
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else
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hja = phase * active_int(borb,1)
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endif
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do istate = 1, N_states
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matrix_2h1p(idx(jdet),idet,istate) += hja * coef_perturb_from_idet(aorb,kspin,ispin,istate)
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enddo
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enddo ! ispin
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else
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! diagonal part of the dressing : interaction of | Idet > with all the perturbers generated by the excitations
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!
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! | det_tmp > = a^{\dagger}_{rorb,ispin} a^{\dagger}_{aorb,kspin} a_{jorb,kspin} a_{iorb,ispin} | Idet >
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do ispin = 1, 2
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do kspin = 1, 2
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if(ispin == kspin .and. iorb.le.jorb)cycle ! condition not to double count
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do a = 1, n_act_orb ! First active
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do istate = 1, N_states
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matrix_2h1p(idet,idet,istate) += coef_perturb_from_idet(a,kspin,ispin,istate) * perturb_dets_hij(a,kspin,ispin)
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enddo
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enddo
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enddo
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enddo
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endif
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enddo
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enddo
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enddo
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enddo
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enddo
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end
|
@ -183,6 +183,8 @@ subroutine get_delta_e_dyall(det_1,det_2,delta_e_final)
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double precision :: delta_e_inactive(N_states)
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integer :: i_hole_inact
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call give_holes_in_inactive_space(det_2,n_holes_spin,n_holes,holes_list)
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delta_e_inactive = 0.d0
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do i = 1, n_holes_spin(1)
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@ -749,6 +749,7 @@ subroutine i_H_j_verbose(key_i,key_j,Nint,hij,hmono,hdouble)
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exc(1,2,2) ,mo_integrals_map)
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else if (exc(0,1,1) == 2) then
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! Double alpha
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print*,'phase hij = ',phase
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hij = phase*(get_mo_bielec_integral_schwartz( &
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exc(1,1,1), &
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exc(2,1,1), &
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@ -759,6 +760,17 @@ subroutine i_H_j_verbose(key_i,key_j,Nint,hij,hmono,hdouble)
|
||||
exc(2,1,1), &
|
||||
exc(2,2,1), &
|
||||
exc(1,2,1) ,mo_integrals_map) )
|
||||
print*,get_mo_bielec_integral_schwartz( &
|
||||
exc(1,1,1), &
|
||||
exc(2,1,1), &
|
||||
exc(1,2,1), &
|
||||
exc(2,2,1) ,mo_integrals_map)
|
||||
print*,get_mo_bielec_integral_schwartz( &
|
||||
exc(1,1,1), &
|
||||
exc(2,1,1), &
|
||||
exc(2,2,1), &
|
||||
exc(1,2,1) ,mo_integrals_map)
|
||||
|
||||
else if (exc(0,1,2) == 2) then
|
||||
! Double beta
|
||||
hij = phase*(get_mo_bielec_integral_schwartz( &
|
||||
@ -1225,6 +1237,97 @@ subroutine i_H_psi_SC2_verbose(key,keys,coef,Nint,Ndet,Ndet_max,Nstate,i_H_psi_a
|
||||
print*,'------'
|
||||
end
|
||||
|
||||
subroutine get_excitation_degree_vector_mono(key1,key2,degree,Nint,sze,idx)
|
||||
use bitmasks
|
||||
implicit none
|
||||
BEGIN_DOC
|
||||
! Applies get_excitation_degree to an array of determinants and return only the mono excitations
|
||||
END_DOC
|
||||
integer, intent(in) :: Nint, sze
|
||||
integer(bit_kind), intent(in) :: key1(Nint,2,sze)
|
||||
integer(bit_kind), intent(in) :: key2(Nint,2)
|
||||
integer, intent(out) :: degree(sze)
|
||||
integer, intent(out) :: idx(0:sze)
|
||||
|
||||
integer :: i,l,d,m
|
||||
|
||||
ASSERT (Nint > 0)
|
||||
ASSERT (sze > 0)
|
||||
|
||||
l=1
|
||||
if (Nint==1) then
|
||||
|
||||
!DIR$ LOOP COUNT (1000)
|
||||
do i=1,sze
|
||||
d = popcnt(xor( key1(1,1,i), key2(1,1))) + &
|
||||
popcnt(xor( key1(1,2,i), key2(1,2)))
|
||||
if (d > 2) then
|
||||
cycle
|
||||
else
|
||||
degree(l) = ishft(d,-1)
|
||||
idx(l) = i
|
||||
l = l+1
|
||||
endif
|
||||
enddo
|
||||
|
||||
else if (Nint==2) then
|
||||
|
||||
!DIR$ LOOP COUNT (1000)
|
||||
do i=1,sze
|
||||
d = popcnt(xor( key1(1,1,i), key2(1,1))) + &
|
||||
popcnt(xor( key1(1,2,i), key2(1,2))) + &
|
||||
popcnt(xor( key1(2,1,i), key2(2,1))) + &
|
||||
popcnt(xor( key1(2,2,i), key2(2,2)))
|
||||
if (d > 2) then
|
||||
cycle
|
||||
else
|
||||
degree(l) = ishft(d,-1)
|
||||
idx(l) = i
|
||||
l = l+1
|
||||
endif
|
||||
enddo
|
||||
|
||||
else if (Nint==3) then
|
||||
|
||||
!DIR$ LOOP COUNT (1000)
|
||||
do i=1,sze
|
||||
d = popcnt(xor( key1(1,1,i), key2(1,1))) + &
|
||||
popcnt(xor( key1(1,2,i), key2(1,2))) + &
|
||||
popcnt(xor( key1(2,1,i), key2(2,1))) + &
|
||||
popcnt(xor( key1(2,2,i), key2(2,2))) + &
|
||||
popcnt(xor( key1(3,1,i), key2(3,1))) + &
|
||||
popcnt(xor( key1(3,2,i), key2(3,2)))
|
||||
if (d > 2) then
|
||||
cycle
|
||||
else
|
||||
degree(l) = ishft(d,-1)
|
||||
idx(l) = i
|
||||
l = l+1
|
||||
endif
|
||||
enddo
|
||||
|
||||
else
|
||||
|
||||
!DIR$ LOOP COUNT (1000)
|
||||
do i=1,sze
|
||||
d = 0
|
||||
!DIR$ LOOP COUNT MIN(4)
|
||||
do m=1,Nint
|
||||
d = d + popcnt(xor( key1(m,1,i), key2(m,1))) &
|
||||
+ popcnt(xor( key1(m,2,i), key2(m,2)))
|
||||
enddo
|
||||
if (d > 2) then
|
||||
cycle
|
||||
else
|
||||
degree(l) = ishft(d,-1)
|
||||
idx(l) = i
|
||||
l = l+1
|
||||
endif
|
||||
enddo
|
||||
|
||||
endif
|
||||
idx(0) = l-1
|
||||
end
|
||||
|
||||
|
||||
subroutine get_excitation_degree_vector(key1,key2,degree,Nint,sze,idx)
|
||||
|
Loading…
Reference in New Issue
Block a user