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#include "cctk.h"
#include "cctk_Functions.h"
#include "cctk_Parameters.h"
subroutine set_coeff_8_4 ( nsize, loc_order, bb, gsize, imin, imax, dd )
use All_Coeffs_mod
implicit none
DECLARE_CCTK_FUNCTIONS
DECLARE_CCTK_PARAMETERS
CCTK_INT, intent(IN) :: nsize, loc_order
CCTK_INT, dimension(2), intent(IN) :: bb
CCTK_INT, intent(IN) :: gsize
CCTK_INT, dimension(nsize), intent(OUT) :: imin, imax
CCTK_REAL, dimension(nsize,nsize), intent(OUT) :: dd
CCTK_REAL, dimension(4), save :: a
CCTK_REAL, dimension(12,8), save :: q
CCTK_INT :: i, il, ir
logical, save :: first = .true.
if ( first ) then
call coeffs_1_8_4 ( a, q )
first = .false.
end if
dd = zero
imin = 0
imax = -1
if ( bb(1) == 0 ) then
il = 1 + gsize
else
dd(1:8,1) = q(1:8,1)
imin(1) = 1; imax(1) = 8
dd(1:8,2) = q(1:8,2)
imin(2) = 1; imax(2) = 8
dd(1:8,3) = q(1:8,3)
imin(3) = 1; imax(3) = 8
dd(1:8,4) = q(1:8,4)
imin(4) = 1; imax(4) = 8
dd(1:9,5) = q(1:9,5)
imin(5) = 1; imax(5) = 9
dd(1:10,6) = q(1:10,6)
imin(6) = 1; imax(6) = 10
dd(1:11,7) = q(1:11,7)
imin(7) = 1; imax(7) = 11
dd(1:12,8) = q(1:12,8)
imin(8) = 1; imax(8) = 12
il = 9
end if
if ( bb(2) == 0 ) then
ir = nsize - gsize
else
dd(nsize-11:nsize,nsize-7) = -q(12:1:-1,8)
imin(nsize-7) = nsize-11; imax(nsize-7) = nsize
dd(nsize-10:nsize,nsize-6) = -q(11:1:-1,7)
imin(nsize-6) = nsize-10; imax(nsize-6) = nsize
dd(nsize-9:nsize,nsize-5) = -q(10:1:-1,6)
imin(nsize-5) = nsize-9; imax(nsize-5) = nsize
dd(nsize-8:nsize,nsize-4) = -q(9:1:-1,5)
imin(nsize-4) = nsize-8; imax(nsize-4) = nsize
dd(nsize-7:nsize,nsize-3) = -q(8:1:-1,4)
imin(nsize-3) = nsize-7; imax(nsize-3) = nsize
dd(nsize-7:nsize,nsize-2) = -q(8:1:-1,3)
imin(nsize-2) = nsize-7; imax(nsize-2) = nsize
dd(nsize-7:nsize,nsize-1) = -q(8:1:-1,2)
imin(nsize-1) = nsize-7; imax(nsize-1) = nsize
dd(nsize-7:nsize,nsize) = -q(8:1:-1,1)
imin(nsize) = nsize-7; imax(nsize) = nsize
ir = nsize - 8
end if
do i = il, ir
dd(i-4:i-1,i) = -a(4:1:-1); dd(i+1:i+4,i) = a(1:4)
imin(i) = i-4; imax(i) = i+4
end do
end subroutine set_coeff_8_4
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