quack/src/RPA/GRPA.f90

100 lines
2.9 KiB
Fortran

subroutine GRPA(dotest,dophRPA,dophRPAx,docrRPA,doppRPA,TDA,nBas,nC,nO,nV,nR,nS,ENuc,EGHF,ERI,dipole_int,eHF)
! Random-phase approximation module
implicit none
include 'parameters.h'
! Input variables
logical,intent(in) :: dotest
logical,intent(in) :: dophRPA
logical,intent(in) :: dophRPAx
logical,intent(in) :: docrRPA
logical,intent(in) :: doppRPA
logical,intent(in) :: TDA
integer,intent(in) :: nBas
integer,intent(in) :: nC
integer,intent(in) :: nO
integer,intent(in) :: nV
integer,intent(in) :: nR
integer,intent(in) :: nS
double precision,intent(in) :: ENuc
double precision,intent(in) :: EGHF
double precision,intent(in) :: eHF(nBas)
double precision,intent(in) :: ERI(nBas,nBas,nBas,nBas)
double precision,intent(in) :: dipole_int(nBas,nBas,ncart)
! Local variables
double precision :: start_RPA ,end_RPA ,t_RPA
!------------------------------------------------------------------------
! Compute (direct) RPA excitations
!------------------------------------------------------------------------
if(dophRPA) then
call wall_time(start_RPA)
call phGRPA(dotest,TDA,nBas,nC,nO,nV,nR,nS,ENuc,EGHF,ERI,dipole_int,eHF)
call wall_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for RPA = ',t_RPA,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Compute RPAx (RPA with exchange) excitations
!------------------------------------------------------------------------
if(dophRPAx) then
call wall_time(start_RPA)
call phGRPAx(dotest,TDA,nBas,nC,nO,nV,nR,nS,ENuc,EGHF,ERI,dipole_int,eHF)
call wall_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for RPAx = ',t_RPA,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Compute crRPA excitations
!------------------------------------------------------------------------
if(docrRPA) then
call wall_time(start_RPA)
call crGRPA(dotest,TDA,nBas,nC,nO,nV,nR,nS,ENuc,EGHF,ERI,dipole_int,eHF)
call wall_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for cr-RPA = ',t_RPA,' seconds'
write(*,*)
end if
!------------------------------------------------------------------------
! Compute ppRPA excitations
!------------------------------------------------------------------------
if(doppRPA) then
call wall_time(start_RPA)
call ppGRPA(dotest,TDA,nBas,nC,nO,nV,nR,nS,ENuc,EGHF,ERI,dipole_int,eHF)
call wall_time(end_RPA)
t_RPA = end_RPA - start_RPA
write(*,'(A65,1X,F9.3,A8)') 'Total CPU time for pp-RPA = ',t_RPA,' seconds'
write(*,*)
end if
end subroutine