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https://github.com/pfloos/quack
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70 lines
1.5 KiB
Fortran
70 lines
1.5 KiB
Fortran
subroutine restricted_correlation_potential(rung,DFA,LDA_centered,nEns,wEns,nGrid,weight,nBas,AO,dAO,rho,drho,Fc)
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! Compute the correlation potential
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implicit none
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include 'parameters.h'
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! Input variables
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integer,intent(in) :: rung
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character(len=12),intent(in) :: DFA
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logical,intent(in) :: LDA_centered
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integer,intent(in) :: nEns
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double precision,intent(in) :: wEns(nEns)
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integer,intent(in) :: nGrid
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double precision,intent(in) :: weight(nGrid)
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integer,intent(in) :: nBas
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double precision,intent(in) :: AO(nBas,nGrid)
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double precision,intent(in) :: dAO(ncart,nBas,nGrid)
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double precision,intent(in) :: rho(nGrid)
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double precision,intent(in) :: drho(ncart,nGrid)
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! Local variables
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double precision,allocatable :: FcLDA(:,:)
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! Output variables
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double precision,intent(out) :: Fc(nBas,nBas)
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! Memory allocation
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select case (rung)
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! Hartree calculation
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case(0)
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Fc(:,:) = 0d0
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! LDA functionals
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case(1)
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call restricted_lda_correlation_potential(DFA,LDA_centered,nEns,wEns(:),nGrid,weight(:),nBas,AO(:,:),rho(:),Fc(:,:))
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! GGA functionals
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case(2)
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call print_warning('!!! restricted correlation potentials NYI for GGAs !!!')
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stop
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! Hybrid functionals
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case(4)
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call print_warning('!!! restricted correlation potentials NYI for Hybrids !!!')
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stop
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! Hartree-Fock calculation
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case(666)
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Fc(:,:) = 0d0
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end select
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end subroutine restricted_correlation_potential
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