diff options
| -rw-r--r-- | src/GRHydro_Source.F90 | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/src/GRHydro_Source.F90 b/src/GRHydro_Source.F90 index f384e75..f2b11d5 100644 --- a/src/GRHydro_Source.F90 +++ b/src/GRHydro_Source.F90 @@ -9,23 +9,20 @@ ! Second order f.d. -#define DIFF_X_2(q) 0.5d0 * (q(i+1,j,k) - q(i-1,j,k)) * ida -#define DIFF_Y_2(q) 0.5d0 * (q(i,j+1,k) - q(i,j-1,k)) * idb -#define DIFF_Z_2(q) 0.5d0 * (q(i,j,k+1) - q(i,j,k-1)) * idc +#define DIFF_X_2(q) (0.5d0 * (q(i+1,j,k) - q(i-1,j,k)) * ida) +#define DIFF_Y_2(q) (0.5d0 * (q(i,j+1,k) - q(i,j-1,k)) * idb) +#define DIFF_Z_2(q) (0.5d0 * (q(i,j,k+1) - q(i,j,k-1)) * idc) ! Fourth order f.d. #if(1) -#define DIFF_X_4(q) ((q(i-2,j,k)-q(i+2,j,k)) + 8.d0 * (q(i+1,j,k) - q(i-1,j,k))) / 12.d0 * ida -#define DIFF_Y_4(q) ((q(i,j-2,k)-q(i,j+2,k)) + 8.d0 * (q(i,j+1,k) - q(i,j-1,k))) / 12.d0 * idb -#define DIFF_Z_4(q) ((q(i,j,k-2)-q(i,j,k+2)) + 8.d0 * (q(i,j,k+1) - q(i,j,k-1))) / 12.d0 * idc +#define DIFF_X_4(q) (((q(i-2,j,k)-q(i+2,j,k)) + 8.d0 * (q(i+1,j,k) - q(i-1,j,k))) / 12.d0 * ida) +#define DIFF_Y_4(q) (((q(i,j-2,k)-q(i,j+2,k)) + 8.d0 * (q(i,j+1,k) - q(i,j-1,k))) / 12.d0 * idb) +#define DIFF_Z_4(q) (((q(i,j,k-2)-q(i,j,k+2)) + 8.d0 * (q(i,j,k+1) - q(i,j,k-1))) / 12.d0 * idc) #else -#define DIFF_X_4(q) (-q(i+2,j,k) + 8.d0 * q(i+1,j,k) - 8.d0 * q(i-1,j,k) + \ - q(i-2,j,k)) / 12.d0 * ida -#define DIFF_Y_4(q) (-q(i,j+2,k) + 8.d0 * q(i,j+1,k) - 8.d0 * q(i,j-1,k) + \ - q(i,j-2,k)) / 12.d0 * idb -#define DIFF_Z_4(q) (-q(i,j,k+2) + 8.d0 * q(i,j,k+1) - 8.d0 * q(i,j,k-1) + \ - q(i,j,k-2)) / 12.d0 * idc +#define DIFF_X_4(q) ((-q(i+2,j,k) + 8.d0 * q(i+1,j,k) - 8.d0 * q(i-1,j,k) + q(i-2,j,k)) / 12.d0 * ida) +#define DIFF_Y_4(q) ((-q(i,j+2,k) + 8.d0 * q(i,j+1,k) - 8.d0 * q(i,j-1,k) + q(i,j-2,k)) / 12.d0 * idb) +#define DIFF_Z_4(q) ((-q(i,j,k+2) + 8.d0 * q(i,j,k+1) - 8.d0 * q(i,j,k-1) + q(i,j,k-2)) / 12.d0 * idc) #endif #include "cctk.h" |