mirror of
https://github.com/pfloos/quack
synced 2024-09-07 04:04:46 +02:00
74 lines
1.5 KiB
Fortran
74 lines
1.5 KiB
Fortran
subroutine form_ladder_r(nC,nO,nV,nR,OOOO,OOVV,VVVV,t2,r2)
|
|
|
|
! Form residuals for ladder CCD
|
|
|
|
implicit none
|
|
|
|
! Input variables
|
|
|
|
integer,intent(in) :: nC,nO,nV,nR
|
|
double precision,intent(in) :: t2(nO,nO,nV,nV)
|
|
double precision,intent(in) :: OOOO(nO,nO,nO,nO)
|
|
double precision,intent(in) :: OOVV(nO,nO,nV,nV)
|
|
double precision,intent(in) :: VVVV(nV,nV,nV,nV)
|
|
|
|
! Local variables
|
|
|
|
integer :: i,j,k,l
|
|
integer :: a,b,c,d
|
|
double precision,allocatable :: y(:,:,:,:)
|
|
|
|
! Output variables
|
|
|
|
double precision,intent(out) :: r2(nO,nO,nV,nV)
|
|
|
|
r2(:,:,:,:) = 0d0
|
|
|
|
allocate(y(nO,nO,nO,nO))
|
|
|
|
y(:,:,:,:) = 0d0
|
|
|
|
do i=nC+1,nO
|
|
do j=nC+1,nO
|
|
do k=nC+1,nO
|
|
do l=nC+1,nO
|
|
do c=1,nV-nR
|
|
do d=1,nV-nR
|
|
y(i,j,k,l) = y(i,j,k,l) + t2(i,j,c,d)*OOVV(k,l,c,d)
|
|
end do
|
|
end do
|
|
end do
|
|
end do
|
|
end do
|
|
end do
|
|
|
|
do i=nC+1,nO
|
|
do j=nC+1,nO
|
|
do a=1,nV-nR
|
|
do b=1,nV-nR
|
|
|
|
do k=nC+1,nO
|
|
do l=nC+1,nO
|
|
r2(i,j,a,b) = r2(i,j,a,b) + 0.5d0*t2(k,l,a,b)*OOOO(i,j,k,l)
|
|
end do
|
|
end do
|
|
|
|
do c=1,nV-nR
|
|
do d=1,nV-nR
|
|
r2(i,j,a,b) = r2(i,j,a,b) + 0.5d0*VVVV(c,d,a,b)*t2(i,j,c,d)
|
|
end do
|
|
end do
|
|
|
|
do k=nC+1,nO
|
|
do l=nC+1,nO
|
|
r2(i,j,a,b) = r2(i,j,a,b) + 0.25d0*y(i,j,k,l)*t2(k,l,a,b)
|
|
end do
|
|
end do
|
|
|
|
end do
|
|
end do
|
|
end do
|
|
end do
|
|
|
|
end subroutine form_ladder_r
|