2015-07-13 18:00:38 +02:00
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use bitmasks
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BEGIN_PROVIDER [ integer(bit_kind), psi_ref, (N_int,2,psi_det_size) ]
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&BEGIN_PROVIDER [ double precision, psi_ref_coef, (psi_det_size,n_states) ]
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&BEGIN_PROVIDER [ integer, idx_ref, (psi_det_size) ]
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&BEGIN_PROVIDER [ integer, N_det_ref ]
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implicit none
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BEGIN_DOC
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! CAS wave function, defined from the application of the CAS bitmask on the
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! determinants. idx_cas gives the indice of the CAS determinant in psi_det.
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END_DOC
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integer :: i,j,k
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N_det_ref = N_det_cas
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do i=1,N_det_ref
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do k=1,N_int
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psi_ref(k,1,i) = psi_cas(k,1,i)
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psi_ref(k,2,i) = psi_cas(k,2,i)
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enddo
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idx_ref(i) = idx_cas(i)
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enddo
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do k=1,N_states
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do i=1,N_det_ref
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psi_ref_coef(i,k) = psi_cas_coef(i,k)
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enddo
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enddo
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2016-04-01 01:31:11 +02:00
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2016-05-02 17:06:18 +02:00
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END_PROVIDER
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BEGIN_PROVIDER [ double precision, psi_ref_coef_inv, (psi_det_size,n_states) ]
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implicit none
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BEGIN_DOC
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! 1/psi_ref_coef
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END_DOC
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integer :: i, i_state
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do i_state=1,N_states
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do i=1,N_det_ref
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psi_ref_coef_inv(i,i_state) = 1.d0/psi_ref_coef(i,i_state)
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enddo
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enddo
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2016-04-01 01:31:11 +02:00
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END_PROVIDER
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2015-07-13 18:00:38 +02:00
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2015-09-08 15:29:05 +02:00
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BEGIN_PROVIDER [ integer(bit_kind), psi_ref_restart, (N_int,2,psi_det_size) ]
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&BEGIN_PROVIDER [ double precision, psi_ref_coef_restart, (psi_det_size,n_states) ]
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implicit none
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BEGIN_DOC
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! Projection of the CAS wave function on the restart wave function.
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END_DOC
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integer :: i,j,k
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integer, save :: ifirst
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if(ifirst == 0)then
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ifirst = 1
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do i=1,N_det_ref
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do k=1,N_int
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psi_ref_restart(k,1,i) = psi_cas(k,1,i)
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psi_ref_restart(k,2,i) = psi_cas(k,2,i)
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enddo
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enddo
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do k=1,N_states
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do i=1,N_det_ref
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psi_ref_coef_restart(i,k) = psi_cas_coef(i,k)
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enddo
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enddo
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endif
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END_PROVIDER
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2017-01-11 15:04:00 +01:00
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BEGIN_PROVIDER [double precision, norm_psi_ref, (N_states)]
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&BEGIN_PROVIDER [double precision, inv_norm_psi_ref, (N_states)]
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implicit none
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integer :: i,j
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norm_psi_ref = 0.d0
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do j = 1, N_states
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do i = 1, N_det_ref
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norm_psi_ref(j) += psi_ref_coef(i,j) * psi_ref_coef(i,j)
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enddo
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inv_norm_psi_ref(j) = 1.d0/(dsqrt(norm_psi_Ref(j)))
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2017-01-30 09:38:04 +01:00
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print *, inv_norm_psi_ref(j)
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2017-01-11 15:04:00 +01:00
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enddo
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END_PROVIDER
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BEGIN_PROVIDER [double precision, psi_ref_coef_interm_norm, (N_det_ref,N_states)]
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implicit none
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integer :: i,j
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do j = 1, N_states
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do i = 1, N_det_ref
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psi_ref_coef_interm_norm(i,j) = inv_norm_psi_ref(j) * psi_ref_coef(i,j)
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enddo
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enddo
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END_PROVIDER
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BEGIN_PROVIDER [double precision, psi_non_ref_coef_interm_norm, (N_det_non_ref,N_states)]
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implicit none
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integer :: i,j
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do j = 1, N_states
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do i = 1, N_det_non_ref
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psi_non_ref_coef_interm_norm(i,j) = psi_non_ref_coef(i,j) * inv_norm_psi_ref(j)
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enddo
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enddo
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END_PROVIDER
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