diff options
Diffstat (limited to 'Examples/WaveCaKernelScript/src/CaKernel__calc_bound_rhs.code')
-rw-r--r-- | Examples/WaveCaKernelScript/src/CaKernel__calc_bound_rhs.code | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/Examples/WaveCaKernelScript/src/CaKernel__calc_bound_rhs.code b/Examples/WaveCaKernelScript/src/CaKernel__calc_bound_rhs.code new file mode 100644 index 0000000..fa8b6ae --- /dev/null +++ b/Examples/WaveCaKernelScript/src/CaKernel__calc_bound_rhs.code @@ -0,0 +1,100 @@ +#undef KRANC_DIFF_FUNCTIONS +#define KRANC_C +#include "Differencing.h" +#include "GenericFD.h" + +#undef KRANC_GFOFFSET3D +#define KRANC_GFOFFSET3D(u,i,j,k) I3D(u,i,j,k) + + +/* Define macros used in calculations */ +#define INITVALUE (42) +#define QAD(x) (SQR(SQR(x))) +#define INV(x) ((1.0) / (x)) +#define SQR(x) ((x) * (x)) +#define CUB(x) ((x) * (x) * (x)) + +CAKERNEL_calc_bound_rhs_Begin + + /* Include user-supplied include files */ + + /* Initialise finite differencing variables */ + CCTK_REAL const dx = params.cagh_dx; + CCTK_REAL const dy = params.cagh_dy; + CCTK_REAL const dz = params.cagh_dz; + CCTK_REAL const dt = params.cagh_dt; + CCTK_REAL const t = params.cagh_time; + CCTK_REAL const dxi = INV(dx); + CCTK_REAL const dyi = INV(dy); + CCTK_REAL const dzi = INV(dz); + CCTK_REAL const khalf = 0.5; + CCTK_REAL const kthird = 1/3.0; + CCTK_REAL const ktwothird = 2.0/3.0; + CCTK_REAL const kfourthird = 4.0/3.0; + CCTK_REAL const keightthird = 8.0/3.0; + CCTK_REAL const hdxi = 0.5 * dxi; + CCTK_REAL const hdyi = 0.5 * dyi; + CCTK_REAL const hdzi = 0.5 * dzi; + + /* Initialize predefined quantities */ + CCTK_REAL const p1o12dx = 0.0833333333333333333333333333333*INV(dx); + CCTK_REAL const p1o12dy = 0.0833333333333333333333333333333*INV(dy); + CCTK_REAL const p1o12dz = 0.0833333333333333333333333333333*INV(dz); + CCTK_REAL const p1o144dxdy = 0.00694444444444444444444444444444*INV(dx*dy); + CCTK_REAL const p1o144dxdz = 0.00694444444444444444444444444444*INV(dx*dz); + CCTK_REAL const p1o144dydz = 0.00694444444444444444444444444444*INV(dy*dz); + CCTK_REAL const p1o2dx = 0.5*INV(dx); + CCTK_REAL const p1o2dy = 0.5*INV(dy); + CCTK_REAL const p1o2dz = 0.5*INV(dz); + CCTK_REAL const p1o4dxdy = 0.25*INV(dx*dy); + CCTK_REAL const p1o4dxdz = 0.25*INV(dx*dz); + CCTK_REAL const p1o4dydz = 0.25*INV(dy*dz); + CCTK_REAL const p1odx2 = INV(SQR(dx)); + CCTK_REAL const p1ody2 = INV(SQR(dy)); + CCTK_REAL const p1odz2 = INV(SQR(dz)); + CCTK_REAL const pm1o12dx2 = -0.0833333333333333333333333333333*INV(SQR(dx)); + CCTK_REAL const pm1o12dy2 = -0.0833333333333333333333333333333*INV(SQR(dy)); + CCTK_REAL const pm1o12dz2 = -0.0833333333333333333333333333333*INV(SQR(dz)); + + /* Assign local copies of arrays functions */ + + + + /* Calculate temporaries and arrays functions */ + + /* Copy local copies back to grid functions */ + CAKERNEL_calc_bound_rhs_Computations_Begin + + /* Assign local copies of grid functions */ + + CCTK_REAL xL = I3D(x,0,0,0); + + + /* Include user supplied include files */ + + /* Precompute derivatives */ + + switch(fdOrder) + { + case 2: + break; + + case 4: + break; + } + + /* Calculate temporaries and grid functions */ + CCTK_REAL phirhsL = 199.99999999999997*(xL + t)*exp(-100.*SQR(xL + + t)); + + CCTK_REAL pirhsL = exp(-99.99999999999999*SQR(xL + + t))*(-199.99999999999997 + 79999.99999999997*xL*t + + 39999.999999999985*(SQR(xL) + SQR(t))); + + /* Copy local copies back to grid functions */ + I3D(phirhs,0,0,0) = phirhsL; + I3D(pirhs,0,0,0) = pirhsL; + + CAKERNEL_calc_bound_rhs_Computations_End + +CAKERNEL_calc_bound_rhs_End |