diff options
Diffstat (limited to 'Examples/EulerAuto/src/eulerauto_cons_calc_flux_2.cc')
| -rw-r--r-- | Examples/EulerAuto/src/eulerauto_cons_calc_flux_2.cc | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/Examples/EulerAuto/src/eulerauto_cons_calc_flux_2.cc b/Examples/EulerAuto/src/eulerauto_cons_calc_flux_2.cc new file mode 100644 index 0000000..cf67145 --- /dev/null +++ b/Examples/EulerAuto/src/eulerauto_cons_calc_flux_2.cc @@ -0,0 +1,206 @@ +/* File produced by Kranc */ + +#define KRANC_C + +#include <assert.h> +#include <math.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include "cctk.h" +#include "cctk_Arguments.h" +#include "cctk_Parameters.h" +#include "GenericFD.h" +#include "Differencing.h" + +/* 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)) + +extern "C" void eulerauto_cons_calc_flux_2_SelectBCs(CCTK_ARGUMENTS) +{ + DECLARE_CCTK_ARGUMENTS; + DECLARE_CCTK_PARAMETERS; + + CCTK_INT ierr = 0; + ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "EulerAuto::Den_flux_group","flat"); + if (ierr < 0) + CCTK_WARN(1, "Failed to register flat BC for EulerAuto::Den_flux_group."); + ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "EulerAuto::En_flux_group","flat"); + if (ierr < 0) + CCTK_WARN(1, "Failed to register flat BC for EulerAuto::En_flux_group."); + ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "EulerAuto::S1_flux_group","flat"); + if (ierr < 0) + CCTK_WARN(1, "Failed to register flat BC for EulerAuto::S1_flux_group."); + ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "EulerAuto::S2_flux_group","flat"); + if (ierr < 0) + CCTK_WARN(1, "Failed to register flat BC for EulerAuto::S2_flux_group."); + ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "EulerAuto::S3_flux_group","flat"); + if (ierr < 0) + CCTK_WARN(1, "Failed to register flat BC for EulerAuto::S3_flux_group."); + return; +} + +static void eulerauto_cons_calc_flux_2_Body(cGH const * restrict const cctkGH, int const dir, int const face, CCTK_REAL const normal[3], CCTK_REAL const tangentA[3], CCTK_REAL const tangentB[3], int const min[3], int const max[3], int const n_subblock_gfs, CCTK_REAL * restrict const subblock_gfs[]) +{ + DECLARE_CCTK_ARGUMENTS; + DECLARE_CCTK_PARAMETERS; + + + /* Declare the variables used for looping over grid points */ + CCTK_INT i, j, k; + // CCTK_INT index = INITVALUE; + + /* Declare finite differencing variables */ + + if (verbose > 1) + { + CCTK_VInfo(CCTK_THORNSTRING,"Entering eulerauto_cons_calc_flux_2_Body"); + } + + if (cctk_iteration % eulerauto_cons_calc_flux_2_calc_every != eulerauto_cons_calc_flux_2_calc_offset) + { + return; + } + + const char *groups[] = {"EulerAuto::Den_flux_group","EulerAuto::Den_lr_group","EulerAuto::En_flux_group","EulerAuto::En_lr_group","EulerAuto::p_lr_group","EulerAuto::rho_lr_group","EulerAuto::S1_flux_group","EulerAuto::S1_lr_group","EulerAuto::S2_flux_group","EulerAuto::S2_lr_group","EulerAuto::S3_flux_group","EulerAuto::S3_lr_group","EulerAuto::v1_lr_group","EulerAuto::v2_lr_group","EulerAuto::v3_lr_group"}; + GenericFD_AssertGroupStorage(cctkGH, "eulerauto_cons_calc_flux_2", 15, groups); + + GenericFD_EnsureStencilFits(cctkGH, "eulerauto_cons_calc_flux_2", 1, 1, 1); + + /* Include user-supplied include files */ + + /* Initialise finite differencing variables */ + ptrdiff_t const di = 1; + ptrdiff_t const dj = CCTK_GFINDEX3D(cctkGH,0,1,0) - CCTK_GFINDEX3D(cctkGH,0,0,0); + ptrdiff_t const dk = CCTK_GFINDEX3D(cctkGH,0,0,1) - CCTK_GFINDEX3D(cctkGH,0,0,0); + CCTK_REAL const dx = ToReal(CCTK_DELTA_SPACE(0)); + CCTK_REAL const dy = ToReal(CCTK_DELTA_SPACE(1)); + CCTK_REAL const dz = ToReal(CCTK_DELTA_SPACE(2)); + CCTK_REAL const dt = ToReal(CCTK_DELTA_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 p1o1 = 1; + CCTK_REAL const p1odx = INV(dx); + CCTK_REAL const p1ody = INV(dy); + CCTK_REAL const p1odz = INV(dz); + + /* Loop over the grid points */ + for (k = min[2]; k < max[2]; k++) + { + for (j = min[1]; j < max[1]; j++) + { + for (i = min[0]; i < max[0]; i++) + { + int const index = CCTK_GFINDEX3D(cctkGH,i,j,k) ; + + /* Assign local copies of grid functions */ + + CCTK_REAL DenLeftL = DenLeft[index]; + CCTK_REAL DenRightL = DenRight[index]; + CCTK_REAL EnLeftL = EnLeft[index]; + CCTK_REAL EnRightL = EnRight[index]; + CCTK_REAL pLeftL = pLeft[index]; + CCTK_REAL pRightL = pRight[index]; + CCTK_REAL rhoLeftL = rhoLeft[index]; + CCTK_REAL rhoRightL = rhoRight[index]; + CCTK_REAL S1LeftL = S1Left[index]; + CCTK_REAL S1RightL = S1Right[index]; + CCTK_REAL S2LeftL = S2Left[index]; + CCTK_REAL S2RightL = S2Right[index]; + CCTK_REAL S3LeftL = S3Left[index]; + CCTK_REAL S3RightL = S3Right[index]; + CCTK_REAL v1LeftL = v1Left[index]; + CCTK_REAL v1RightL = v1Right[index]; + CCTK_REAL v2LeftL = v2Left[index]; + CCTK_REAL v2RightL = v2Right[index]; + CCTK_REAL v3LeftL = v3Left[index]; + CCTK_REAL v3RightL = v3Right[index]; + + + /* Include user supplied include files */ + + /* Precompute derivatives */ + CCTK_REAL const ShiftMinus2DenRight = ShiftMinus2(&DenRight[index]); + CCTK_REAL const ShiftMinus2EnRight = ShiftMinus2(&EnRight[index]); + CCTK_REAL const ShiftMinus2pRight = ShiftMinus2(&pRight[index]); + CCTK_REAL const ShiftMinus2rhoRight = ShiftMinus2(&rhoRight[index]); + CCTK_REAL const ShiftMinus2S1Right = ShiftMinus2(&S1Right[index]); + CCTK_REAL const ShiftMinus2S2Right = ShiftMinus2(&S2Right[index]); + CCTK_REAL const ShiftMinus2S3Right = ShiftMinus2(&S3Right[index]); + CCTK_REAL const ShiftMinus2v1Right = ShiftMinus2(&v1Right[index]); + CCTK_REAL const ShiftMinus2v2Right = ShiftMinus2(&v2Right[index]); + CCTK_REAL const ShiftMinus2v3Right = ShiftMinus2(&v3Right[index]); + + /* Calculate temporaries and grid functions */ + CCTK_REAL DenFluxLeft = rhoLeftL*v2LeftL; + + CCTK_REAL DenFluxRight = ShiftMinus2rhoRight*ShiftMinus2v2Right; + + CCTK_REAL DenFluxL = 0.5*(DenFluxLeft + DenFluxRight + (-DenLeftL + + ShiftMinus2DenRight)*ToReal(hlleAlpha)); + + CCTK_REAL S1FluxLeft = rhoLeftL*v1LeftL*v2LeftL; + + CCTK_REAL S1FluxRight = + ShiftMinus2rhoRight*ShiftMinus2v1Right*ShiftMinus2v2Right; + + CCTK_REAL S1FluxL = 0.5*(S1FluxLeft + S1FluxRight + (-S1LeftL + + ShiftMinus2S1Right)*ToReal(hlleAlpha)); + + CCTK_REAL S2FluxLeft = pLeftL + rhoLeftL*SQR(v2LeftL); + + CCTK_REAL S2FluxRight = ShiftMinus2pRight + + ShiftMinus2rhoRight*SQR(ShiftMinus2v2Right); + + CCTK_REAL S2FluxL = 0.5*(S2FluxLeft + S2FluxRight + (-S2LeftL + + ShiftMinus2S2Right)*ToReal(hlleAlpha)); + + CCTK_REAL S3FluxLeft = rhoLeftL*v2LeftL*v3LeftL; + + CCTK_REAL S3FluxRight = + ShiftMinus2rhoRight*ShiftMinus2v2Right*ShiftMinus2v3Right; + + CCTK_REAL S3FluxL = 0.5*(S3FluxLeft + S3FluxRight + (-S3LeftL + + ShiftMinus2S3Right)*ToReal(hlleAlpha)); + + CCTK_REAL EnFluxLeft = (EnLeftL + pLeftL)*v2LeftL; + + CCTK_REAL EnFluxRight = (ShiftMinus2EnRight + + ShiftMinus2pRight)*ShiftMinus2v2Right; + + CCTK_REAL EnFluxL = 0.5*(EnFluxLeft + EnFluxRight + (-EnLeftL + + ShiftMinus2EnRight)*ToReal(hlleAlpha)); + + /* Copy local copies back to grid functions */ + DenFlux[index] = DenFluxL; + EnFlux[index] = EnFluxL; + S1Flux[index] = S1FluxL; + S2Flux[index] = S2FluxL; + S3Flux[index] = S3FluxL; + } + } + } +} + +extern "C" void eulerauto_cons_calc_flux_2(CCTK_ARGUMENTS) +{ + DECLARE_CCTK_ARGUMENTS; + DECLARE_CCTK_PARAMETERS; + + GenericFD_LoopOverInterior(cctkGH, &eulerauto_cons_calc_flux_2_Body); +} |