diff options
Diffstat (limited to 'src/Coefficients2_4.F90')
-rw-r--r-- | src/Coefficients2_4.F90 | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/src/Coefficients2_4.F90 b/src/Coefficients2_4.F90 new file mode 100644 index 0000000..465a2a7 --- /dev/null +++ b/src/Coefficients2_4.F90 @@ -0,0 +1,62 @@ +#include "cctk.h" +#include "cctk_Functions.h" +#include "cctk_Parameters.h" + +subroutine set_coeff2_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(3), save :: a + CCTK_REAL, dimension(3,2), save :: q + + CCTK_INT :: i, il, ir + + logical, save :: first = .true. + + if ( first ) then + call coeffs_2_4 ( a, q ) + first = .false. + end if + + dd = zero + imin = 0 + imax = -1 + + if ( bb(1) == 0 ) then + il = 1 + gsize + else + dd(1:3,1) = q(1:3,1) + imin(1) = 1; imax(1) = 1 + + dd(1:3,2) = q(1:3,2) + imin(2) = 1; imax(2) = 3 + + il = 3 + end if + if ( bb(2) == 0 ) then + ir = nsize - gsize + else + dd(nsize-2:nsize,nsize-1) = q(3:1:-1,2) + imin(nsize-1) = nsize-2; imax(nsize-1) = nsize + + dd(nsize-2:nsize,nsize) = q(3:1:-1,1) + imin(nsize) = nsize; imax(nsize) = nsize + + ir = nsize - 2 + end if + do i = il, ir + dd(i-2:i-1,i) = a(3:2:-1); dd(i:i+2,i) = a(1:3) + imin(i) = i-2; imax(i) = i+2 + end do +end subroutine set_coeff2_4 |