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mirror of https://github.com/LCPQ/quantum_package synced 2024-06-23 21:52:18 +02:00

MRCC_selected

This commit is contained in:
Anthony Scemama 2016-12-29 22:00:41 +01:00
parent fb5432abe0
commit 82772b96c7
6 changed files with 239 additions and 171 deletions

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@ -1,5 +1,44 @@
use bitmasks
! BEGIN_PROVIDER [ integer(bit_kind), psi_ref, (N_int,2,psi_det_size) ]
!&BEGIN_PROVIDER [ double precision, psi_ref_coef, (psi_det_size,n_states) ]
!&BEGIN_PROVIDER [ integer, idx_ref, (psi_det_size) ]
!&BEGIN_PROVIDER [ integer, N_det_ref ]
! implicit none
! BEGIN_DOC
! ! Reference wave function, defined as determinants with amplitudes > 0.05
! ! idx_ref gives the indice of the ref determinant in psi_det.
! END_DOC
! integer :: i, k, l
! logical :: good
! double precision, parameter :: threshold=0.01d0
! double precision :: t(N_states)
! N_det_ref = 0
! do l = 1, N_states
! t(l) = threshold * abs_psi_coef_max(l)
! enddo
! do i=1,N_det
! good = .False.
! do l=1, N_states
! psi_ref_coef(i,l) = 0.d0
! good = good.or.(dabs(psi_coef(i,l)) > t(l))
! enddo
! if (good) then
! N_det_ref = N_det_ref+1
! do k=1,N_int
! psi_ref(k,1,N_det_ref) = psi_det(k,1,i)
! psi_ref(k,2,N_det_ref) = psi_det(k,2,i)
! enddo
! idx_ref(N_det_ref) = i
! do k=1,N_states
! psi_ref_coef(N_det_ref,k) = psi_coef(i,k)
! enddo
! endif
! enddo
! call write_int(output_determinants,N_det_ref, 'Number of determinants in the reference')
!
!END_PROVIDER
BEGIN_PROVIDER [ integer(bit_kind), psi_ref, (N_int,2,psi_det_size) ]
&BEGIN_PROVIDER [ double precision, psi_ref_coef, (psi_det_size,n_states) ]
&BEGIN_PROVIDER [ integer, idx_ref, (psi_det_size) ]
@ -10,30 +49,16 @@ use bitmasks
! idx_ref gives the indice of the ref determinant in psi_det.
END_DOC
integer :: i, k, l
logical :: good
double precision, parameter :: threshold=0.05d0
double precision :: t(N_states)
N_det_ref = 0
do l = 1, N_states
t(l) = threshold * abs_psi_coef_max(l)
enddo
do i=1,N_det
good = .False.
do l=1, N_states
psi_ref_coef(i,l) = 0.d0
good = good.or.(dabs(psi_coef(i,l)) > t(l))
double precision, parameter :: threshold=0.01d0
call find_reference(threshold, N_det_ref, idx_ref)
do l=1,N_states
do i=1,N_det_ref
psi_ref_coef(i,l) = psi_coef(idx_ref(i), l)
enddo
if (good) then
N_det_ref = N_det_ref+1
do k=1,N_int
psi_ref(k,1,N_det_ref) = psi_det(k,1,i)
psi_ref(k,2,N_det_ref) = psi_det(k,2,i)
enddo
idx_ref(N_det_ref) = i
do k=1,N_states
psi_ref_coef(N_det_ref,k) = psi_coef(i,k)
enddo
endif
enddo
do i=1,N_det_ref
psi_ref(:,:,i) = psi_det(:,:,idx_ref(i))
enddo
call write_int(output_determinants,N_det_ref, 'Number of determinants in the reference')

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@ -534,63 +534,9 @@ END_PROVIDER
END_PROVIDER
! BEGIN_PROVIDER [ double precision, delta_cas, (N_det_ref, N_det_ref, N_states) ]
! use bitmasks
! implicit none
! integer :: i,j,k
! double precision :: Hjk, Hki, Hij, pre(N_det_ref), wall
! integer :: i_state, degree, npre, ipre(N_det_ref), npres(N_det_ref)
!
! ! provide lambda_mrcc
! npres = 0
! delta_cas = 0d0
! call wall_time(wall)
! print *, "dcas ", wall
! do i_state = 1, N_states
! !!$OMP PARALLEL DO default(none) schedule(dynamic) private(pre,npre,ipre,j,k,Hjk,Hki,degree) shared(npres,lambda_mrcc,i_state, N_det_non_ref,psi_ref, psi_non_ref,N_int,delta_cas,N_det_ref)
! do k=1,N_det_non_ref
! if(lambda_mrcc(i_state, k) == 0d0) cycle
! npre = 0
! do i=1,N_det_ref
! call i_h_j(psi_non_ref(1,1,k),psi_ref(1,1,i), N_int,Hki)
! if(Hki /= 0d0) then
! !!$OMP ATOMIC
! npres(i) += 1
! npre += 1
! ipre(npre) = i
! pre(npre) = Hki
! end if
! end do
!
!
! do i=1,npre
! do j=1,i
! !!$OMP ATOMIC
! delta_cas(ipre(i),ipre(j),i_state) += pre(i) * pre(j) * lambda_mrcc(i_state, k)
! end do
! end do
! end do
! !!$OMP END PARALLEL DO
! npre=0
! do i=1,N_det_ref
! npre += npres(i)
! end do
! !stop
! do i=1,N_det_ref
! do j=1,i
! delta_cas(j,i,i_state) = delta_cas(i,j,i_state)
! end do
! end do
! end do
!
! call wall_time(wall)
! print *, "dcas", wall
! ! stop
! END_PROVIDER
BEGIN_PROVIDER [ double precision, delta_cas, (N_det_ref, N_det_ref, N_states) ]
&BEGIN_PROVIDER [ double precision, delta_cas_s2, (N_det_ref, N_det_ref, N_states) ]
BEGIN_PROVIDER [ double precision, delta_ref, (N_det_ref, N_det_ref, N_states) ]
&BEGIN_PROVIDER [ double precision, delta_ref_s2, (N_det_ref, N_det_ref, N_states) ]
use bitmasks
implicit none
integer :: i,j,k
@ -600,22 +546,22 @@ END_PROVIDER
provide lambda_mrcc dIj
do i_state = 1, N_states
!$OMP PARALLEL DO default(none) schedule(dynamic) private(j,k,Sjk,Hjk,Hki,degree) shared(lambda_mrcc,i_state, N_det_non_ref,psi_ref, psi_non_ref,N_int,delta_cas,delta_cas_s2,N_det_ref,dij)
!$OMP PARALLEL DO default(none) schedule(dynamic) private(j,k,Sjk,Hjk,Hki,degree) shared(lambda_mrcc,i_state, N_det_non_ref,psi_ref, psi_non_ref,N_int,delta_ref,delta_ref_s2,N_det_ref,dij)
do i=1,N_det_ref
do j=1,i
call get_excitation_degree(psi_ref(1,1,i), psi_ref(1,1,j), degree, N_int)
delta_cas(i,j,i_state) = 0d0
delta_cas_s2(i,j,i_state) = 0d0
delta_ref(i,j,i_state) = 0d0
delta_ref_s2(i,j,i_state) = 0d0
do k=1,N_det_non_ref
call i_h_j(psi_ref(1,1,j), psi_non_ref(1,1,k),N_int,Hjk)
call get_s2(psi_ref(1,1,j), psi_non_ref(1,1,k),N_int,Sjk)
delta_cas(i,j,i_state) += Hjk * dij(i, k, i_state) ! * Hki * lambda_mrcc(i_state, k)
delta_cas_s2(i,j,i_state) += Sjk * dij(i, k, i_state) ! * Ski * lambda_mrcc(i_state, k)
delta_ref(i,j,i_state) += Hjk * dij(i, k, i_state) ! * Hki * lambda_mrcc(i_state, k)
delta_ref_s2(i,j,i_state) += Sjk * dij(i, k, i_state) ! * Ski * lambda_mrcc(i_state, k)
end do
delta_cas(j,i,i_state) = delta_cas(i,j,i_state)
delta_cas_s2(j,i,i_state) = delta_cas_s2(i,j,i_state)
delta_ref(j,i,i_state) = delta_ref(i,j,i_state)
delta_ref_s2(j,i,i_state) = delta_ref_s2(i,j,i_state)
end do
end do
!$OMP END PARALLEL DO
@ -739,7 +685,7 @@ end function
!$OMP PARALLEL DO default(none) schedule(dynamic) shared(delta_mrcepa0_ij, delta_mrcepa0_ii, delta_mrcepa0_ij_s2, delta_mrcepa0_ii_s2) &
!$OMP private(m,i,II,J,k,degree,myActive,made_hole,made_particle,hjk,contrib,contrib2,contrib_s2,contrib2_s2) &
!$OMP shared(active_sorb, psi_non_ref, psi_non_ref_coef, psi_ref, psi_ref_coef, cepa0_shortcut, det_cepa0_active) &
!$OMP shared(N_det_ref, N_det_non_ref,N_int,det_cepa0_idx,lambda_mrcc,det_ref_active, delta_cas, delta_cas_s2) &
!$OMP shared(N_det_ref, N_det_non_ref,N_int,det_cepa0_idx,lambda_mrcc,det_ref_active, delta_ref, delta_ref_s2) &
!$OMP shared(notf,i_state, sortRef, sortRefIdx, dij)
do blok=1,cepa0_shortcut(0)
do i=cepa0_shortcut(blok), cepa0_shortcut(blok+1)-1
@ -781,8 +727,8 @@ end function
notf = notf+1
! call i_h_j(psi_non_ref(1,1,det_cepa0_idx(k)),psi_ref(1,1,J),N_int,HJk)
contrib = delta_cas(II, J, i_state) * dij(J, det_cepa0_idx(k), i_state)
contrib_s2 = delta_cas_s2(II, J, i_state) * dij(J, det_cepa0_idx(k), i_state)
contrib = delta_ref(II, J, i_state) * dij(J, det_cepa0_idx(k), i_state)
contrib_s2 = delta_ref_s2(II, J, i_state) * dij(J, det_cepa0_idx(k), i_state)
if(dabs(psi_ref_coef(J,i_state)).ge.1.d-3) then
contrib2 = contrib / psi_ref_coef(J, i_state) * psi_non_ref_coef(det_cepa0_idx(i),i_state)
@ -828,7 +774,7 @@ END_PROVIDER
integer :: II, blok
provide delta_cas lambda_mrcc
provide delta_ref lambda_mrcc
allocate(idx_sorted_bit(N_det))
idx_sorted_bit(:) = -1
do i=1,N_det_non_ref

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@ -8,7 +8,6 @@ program mrsc2sub
read_wf = .True.
SOFT_TOUCH read_wf
call print_cas_coefs
call set_generators_bitmasks_as_holes_and_particles
call run(N_states,energy)
if(do_pt2_end)then

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@ -60,16 +60,17 @@ subroutine run(N_st,energy)
end
subroutine print_cas_coefs
subroutine print_ref_coefs
implicit none
integer :: i,j
print *, 'CAS'
print *, '==='
do i=1,N_det_cas
print *, (psi_cas_coef(i,j), j=1,N_states)
call debug_det(psi_cas(1,1,i),N_int)
print *, 'Reference'
print *, '========='
do i=1,N_det_ref
print *, (psi_ref_coef(i,j), j=1,N_states)
call debug_det(psi_ref(1,1,i),N_int)
enddo
print *, ''
call write_double(6,ci_energy(1),"Initial CI energy")
end
@ -202,7 +203,7 @@ subroutine run_pt2(N_st,energy)
print*,'Last iteration only to compute the PT2'
N_det_generators = N_det_cas
N_det_generators = N_det_ref
N_det_selectors = N_det_non_ref
do i=1,N_det_generators

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@ -32,20 +32,20 @@ subroutine H_u_0_nstates(v_0,u_0,H_jj,n,keys_tmp,Nint,N_st,sze_8)
use bitmasks
implicit none
BEGIN_DOC
! Computes v_0 = H|u_0>
! Computes v_0 = H|u_0>
!
! n : number of determinants
!
! H_jj : array of <j|H|j>
!
END_DOC
integer, intent(in) :: N_st,n,Nint, sze_8
double precision, intent(out) :: v_0(sze_8,N_st)
double precision, intent(in) :: u_0(sze_8,N_st)
double precision, intent(in) :: H_jj(n)
integer(bit_kind),intent(in) :: keys_tmp(Nint,2,n)
double precision :: hij
double precision, allocatable :: vt(:,:)
double precision, allocatable :: ut(:,:)
double precision :: hij,s2
double precision, allocatable :: vt(:,:), ut(:,:), st(:,:)
integer :: i,j,k,l, jj,ii
integer :: i0, j0
@ -57,77 +57,41 @@ subroutine H_u_0_nstates(v_0,u_0,H_jj,n,keys_tmp,Nint,N_st,sze_8)
integer :: N_st_8
integer, external :: align_double
!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: vt, ut
integer :: blockb, blockb2, istep
double precision :: ave_workload, workload, target_workload_inv
!DIR$ ATTRIBUTES ALIGN : $IRP_ALIGN :: vt, ut, st
N_st_8 = align_double(N_st)
ASSERT (Nint > 0)
ASSERT (Nint == N_int)
ASSERT (n>0)
PROVIDE ref_bitmask_energy
PROVIDE ref_bitmask_energy
allocate (shortcut(0:n+1,2), sort_idx(n,2), sorted(Nint,n,2), version(Nint,n,2))
allocate(ut(N_st_8,n))
allocate( ut(N_st_8,n))
v_0 = 0.d0
do i=1,n
do istate=1,N_st
ut(istate,i) = u_0(i,istate)
enddo
enddo
call sort_dets_ab_v(keys_tmp, sorted(1,1,1), sort_idx(1,1), shortcut(0,1), version(1,1,1), n, Nint)
call sort_dets_ba_v(keys_tmp, sorted(1,1,2), sort_idx(1,2), shortcut(0,2), version(1,1,2), n, Nint)
!$OMP PARALLEL DEFAULT(NONE) &
!$OMP PRIVATE(i,hij,j,k,jj,vt,ii,sh,sh2,ni,exa,ext,org_i,org_j,endi,sorted_i,istate)&
!$OMP SHARED(n,H_jj,keys_tmp,ut,Nint,v_0,sorted,shortcut,sort_idx,version,N_st,N_st_8)
allocate(vt(N_st_8,n))
!$OMP PRIVATE(i,hij,s2,j,k,jj,vt,st,ii,sh,sh2,ni,exa,ext,org_i,org_j,endi,sorted_i,istate)&
!$OMP SHARED(n,keys_tmp,ut,Nint,u_0,v_0,sorted,shortcut,sort_idx,version,N_st,N_st_8)
allocate(vt(N_st_8,n),st(N_st_8,n))
Vt = 0.d0
!$OMP DO SCHEDULE(dynamic)
do sh=1,shortcut(0,1)
do sh2=1,shortcut(0,1)
exa = popcnt(xor(version(1,sh,1), version(1,sh2,1)))
if(exa > 2) then
cycle
end if
do ni=2,Nint
exa = exa + popcnt(xor(version(ni,sh,1), version(ni,sh2,1)))
end do
if(exa > 2) then
cycle
end if
do i=shortcut(sh,1),shortcut(sh+1,1)-1
org_i = sort_idx(i,1)
do ni=1,Nint
sorted_i(ni) = sorted(ni,i,1)
enddo
jloop: do j=shortcut(sh2,1),shortcut(sh2+1,1)-1
org_j = sort_idx(j,1)
ext = exa + popcnt(xor(sorted_i(1), sorted(1,j,1)))
if(ext > 4) then
cycle jloop
endif
do ni=2,Nint
ext = ext + popcnt(xor(sorted_i(ni), sorted(ni,j,1)))
if(ext > 4) then
cycle jloop
endif
end do
call i_H_j(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),Nint,hij)
do istate=1,N_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,org_j)
enddo
enddo jloop
enddo
St = 0.d0
!$OMP DO
do i=1,n
do istate=1,N_st
ut(istate,i) = u_0(sort_idx(i,2),istate)
enddo
enddo
!$OMP END DO NOWAIT
!$OMP END DO
!$OMP DO SCHEDULE(dynamic)
do sh=1,shortcut(0,2)
do i=shortcut(sh,2),shortcut(sh+1,2)-1
@ -135,40 +99,164 @@ subroutine H_u_0_nstates(v_0,u_0,H_jj,n,keys_tmp,Nint,N_st,sze_8)
do j=shortcut(sh,2),shortcut(sh+1,2)-1
org_j = sort_idx(j,2)
ext = popcnt(xor(sorted(1,i,2), sorted(1,j,2)))
if (ext > 4) cycle
do ni=2,Nint
ext = ext + popcnt(xor(sorted(ni,i,2), sorted(ni,j,2)))
if (ext > 4) exit
end do
if(ext /= 4) then
cycle
endif
call i_H_j(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),Nint,hij)
do istate=1,N_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,org_j)
enddo
if(ext == 4) then
call i_h_j (keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,hij)
call get_s2(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,s2)
do istate=1,n_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,j)
st (istate,org_i) = st (istate,org_i) + s2*ut(istate,j)
enddo
end if
end do
end do
enddo
!$OMP END DO NOWAIT
!$OMP CRITICAL
!$OMP END DO
!$OMP DO
do i=1,n
do istate=1,N_st
ut(istate,i) = u_0(sort_idx(i,1),istate)
enddo
enddo
!$OMP END DO
!$OMP DO SCHEDULE(dynamic)
do sh=1,shortcut(0,1)
do sh2=1,shortcut(0,1)
if (sh==sh2) cycle
exa = 0
do ni=1,Nint
exa = exa + popcnt(xor(version(ni,sh,1), version(ni,sh2,1)))
end do
if(exa > 2) then
cycle
end if
do i=shortcut(sh,1),shortcut(sh+1,1)-1
org_i = sort_idx(i,1)
do ni=1,Nint
sorted_i(ni) = sorted(ni,i,1)
enddo
do j=shortcut(sh2,1),shortcut(sh2+1,1)-1
ext = exa + popcnt(xor(sorted_i(1), sorted(1,j,1)))
if (ext > 4) cycle
do ni=2,Nint
ext = ext + popcnt(xor(sorted_i(ni), sorted(ni,j,1)))
if (ext > 4) exit
end do
if(ext <= 4) then
org_j = sort_idx(j,1)
call i_h_j (keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,hij)
if (hij /= 0.d0) then
do istate=1,n_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,j)
enddo
endif
if (ext /= 2) then
call get_s2(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,s2)
if (s2 /= 0.d0) then
do istate=1,n_st
st (istate,org_i) = st (istate,org_i) + s2*ut(istate,j)
enddo
endif
endif
endif
enddo
enddo
enddo
exa = 0
do i=shortcut(sh,1),shortcut(sh+1,1)-1
org_i = sort_idx(i,1)
do ni=1,Nint
sorted_i(ni) = sorted(ni,i,1)
enddo
do j=shortcut(sh,1),i-1
ext = exa + popcnt(xor(sorted_i(1), sorted(1,j,1)))
if (ext > 4) cycle
do ni=2,Nint
ext = ext + popcnt(xor(sorted_i(ni), sorted(ni,j,1)))
if (ext > 4) exit
end do
if(ext <= 4) then
org_j = sort_idx(j,1)
call i_h_j (keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,hij)
if (hij /= 0.d0) then
do istate=1,n_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,j)
enddo
endif
if (ext /= 2) then
call get_s2(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,s2)
if (s2 /= 0.d0) then
do istate=1,n_st
st (istate,org_i) = st (istate,org_i) + s2*ut(istate,j)
enddo
endif
endif
endif
enddo
do j=i+1,shortcut(sh+1,1)-1
if (i==j) cycle
ext = exa + popcnt(xor(sorted_i(1), sorted(1,j,1)))
if (ext > 4) cycle
do ni=2,Nint
ext = ext + popcnt(xor(sorted_i(ni), sorted(ni,j,1)))
if (ext > 4) exit
end do
if(ext <= 4) then
org_j = sort_idx(j,1)
call i_h_j (keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,hij)
if (hij /= 0.d0) then
do istate=1,n_st
vt (istate,org_i) = vt (istate,org_i) + hij*ut(istate,j)
enddo
endif
if (ext /= 2) then
call get_s2(keys_tmp(1,1,org_j),keys_tmp(1,1,org_i),nint,s2)
if (s2 /= 0.d0) then
do istate=1,n_st
st (istate,org_i) = st (istate,org_i) + s2*ut(istate,j)
enddo
endif
endif
endif
enddo
enddo
enddo
!$OMP END DO
!$OMP CRITICAL (u0Hu0)
do istate=1,N_st
do i=n,1,-1
do i=1,n
v_0(i,istate) = v_0(i,istate) + vt(istate,i)
enddo
enddo
!$OMP END CRITICAL
!$OMP END CRITICAL (u0Hu0)
deallocate(vt)
deallocate(vt,st)
!$OMP END PARALLEL
do istate=1,N_st
do i=1,n
v_0(i,istate) += H_jj(i) * u_0(i,istate)
v_0(i,istate) = v_0(i,istate) + H_jj(i) * u_0(i,istate)
enddo
enddo
deallocate (shortcut, sort_idx, sorted, version, ut)
end
BEGIN_PROVIDER [ double precision, psi_energy, (N_states) ]
implicit none
BEGIN_DOC

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@ -19,6 +19,15 @@ subroutine build_fock_tmp(fock_diag_tmp,det_ref,Nint)
fock_diag_tmp = 0.d0
E0 = 0.d0
if (Ne(1) /= elec_alpha_num) then
print *, 'Error in build_fock_tmp (alpha)', Ne(1), Ne(2)
stop -1
endif
if (Ne(2) /= elec_beta_num) then
print *, 'Error in build_fock_tmp (beta)', Ne(1), Ne(2)
stop -1
endif
! Occupied MOs
do ii=1,elec_alpha_num
i = occ(ii,1)