quack/src/utils/read_CAP_integrals.f90

48 lines
888 B
Fortran

subroutine read_CAP_integrals(nBas,W)
! Read one- and two-electron integrals from files
implicit none
include 'parameters.h'
! Input variables
integer,intent(in) :: nBas
! Local variables
logical :: debug
integer :: mu,nu
double precision :: wx,wy,wz
! Output variables
double precision,intent(out) :: W(nBas,nBas)
! Open file with integrals
debug = .false.
open(unit=31,file='int/CAP.dat')
! Read CAP integrals
W(:,:) = 0d0
do
read(31,*,end=31) mu,nu,wx,wy,wz
W(mu,nu) = wx + wy + wz
W(nu,mu) = wx + wy + wz
end do
31 close(unit=31)
! Print results
if(debug) then
write(*,'(A28)') '----------------------'
write(*,'(A28)') 'CAP integrals'
write(*,'(A28)') '----------------------'
call matout(nBas,nBas,W)
write(*,*)
end if
end subroutine