/* File produced by Kranc */ #define KRANC_C #include #include #include #include #include #include "cctk.h" #include "cctk_Arguments.h" #include "cctk_Parameters.h" #include "GenericFD.h" #include "Differencing.h" #include "cctk_Loop.h" #include "loopcontrol.h" /* Define macros used in calculations */ #define INITVALUE (42) #define INV(x) ((CCTK_REAL)1.0 / (x)) #define SQR(x) ((x) * (x)) #define CUB(x) ((x) * SQR(x)) #define QAD(x) (SQR(SQR(x))) extern "C" void euler_rhs_1_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 */, "Euler::Den_grouprhs","flat"); if (ierr < 0) CCTK_WARN(1, "Failed to register flat BC for Euler::Den_grouprhs."); ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "Euler::En_grouprhs","flat"); if (ierr < 0) CCTK_WARN(1, "Failed to register flat BC for Euler::En_grouprhs."); ierr = Boundary_SelectGroupForBC(cctkGH, CCTK_ALL_FACES, GenericFD_GetBoundaryWidth(cctkGH), -1 /* no table */, "Euler::S_grouprhs","flat"); if (ierr < 0) CCTK_WARN(1, "Failed to register flat BC for Euler::S_grouprhs."); return; } static void euler_rhs_1_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 imin[3], int const imax[3], int const n_subblock_gfs, CCTK_REAL * restrict const subblock_gfs[]) { DECLARE_CCTK_ARGUMENTS; DECLARE_CCTK_PARAMETERS; /* 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); ptrdiff_t const cdi = sizeof(CCTK_REAL) * di; ptrdiff_t const cdj = sizeof(CCTK_REAL) * dj; ptrdiff_t const cdk = sizeof(CCTK_REAL) * dk; 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 t = ToReal(cctk_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 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 p1odx = INV(dx); CCTK_REAL const p1odx2 = INV(SQR(dx)); CCTK_REAL const p1ody = INV(dy); CCTK_REAL const p1ody2 = INV(SQR(dy)); CCTK_REAL const p1odz = INV(dz); 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)); CCTK_REAL const pm1o2dx = -0.5*INV(dx); CCTK_REAL const pm1o2dy = -0.5*INV(dy); CCTK_REAL const pm1o2dz = -0.5*INV(dz); /* Assign local copies of arrays functions */ /* Calculate temporaries and arrays functions */ /* Copy local copies back to grid functions */ /* Loop over the grid points */ #pragma omp parallel CCTK_LOOP3(euler_rhs_1, i,j,k, imin[0],imin[1],imin[2], imax[0],imax[1],imax[2], cctk_ash[0],cctk_ash[1],cctk_ash[2]) { ptrdiff_t const index = di*i + dj*j + dk*k; /* Assign local copies of grid functions */ CCTK_REAL DenFL = DenF[index]; CCTK_REAL DenrhsL = Denrhs[index]; CCTK_REAL EnFL = EnF[index]; CCTK_REAL EnrhsL = Enrhs[index]; CCTK_REAL S1rhsL = S1rhs[index]; CCTK_REAL S2rhsL = S2rhs[index]; CCTK_REAL S3rhsL = S3rhs[index]; CCTK_REAL SF1L = SF1[index]; CCTK_REAL SF2L = SF2[index]; CCTK_REAL SF3L = SF3[index]; /* Include user supplied include files */ /* Precompute derivatives */ CCTK_REAL const PDplus1DenF = PDplus1(&DenF[index]); CCTK_REAL const PDplus1EnF = PDplus1(&EnF[index]); CCTK_REAL const PDplus1SF1 = PDplus1(&SF1[index]); CCTK_REAL const PDplus1SF2 = PDplus1(&SF2[index]); CCTK_REAL const PDplus1SF3 = PDplus1(&SF3[index]); /* Calculate temporaries and grid functions */ DenrhsL = DenrhsL - PDplus1DenF; S1rhsL = S1rhsL - PDplus1SF1; S2rhsL = S2rhsL - PDplus1SF2; S3rhsL = S3rhsL - PDplus1SF3; EnrhsL = EnrhsL - PDplus1EnF; /* Copy local copies back to grid functions */ Denrhs[index] = DenrhsL; Enrhs[index] = EnrhsL; S1rhs[index] = S1rhsL; S2rhs[index] = S2rhsL; S3rhs[index] = S3rhsL; } CCTK_ENDLOOP3(euler_rhs_1); } extern "C" void euler_rhs_1(CCTK_ARGUMENTS) { DECLARE_CCTK_ARGUMENTS; DECLARE_CCTK_PARAMETERS; if (verbose > 1) { CCTK_VInfo(CCTK_THORNSTRING,"Entering euler_rhs_1_Body"); } if (cctk_iteration % euler_rhs_1_calc_every != euler_rhs_1_calc_offset) { return; } const char *const groups[] = { "Euler::DenF_group", "Euler::Den_grouprhs", "Euler::EnF_group", "Euler::En_grouprhs", "Euler::SF_group", "Euler::S_grouprhs"}; GenericFD_AssertGroupStorage(cctkGH, "euler_rhs_1", 6, groups); GenericFD_EnsureStencilFits(cctkGH, "euler_rhs_1", 1, 1, 1); GenericFD_LoopOverInterior(cctkGH, euler_rhs_1_Body); if (verbose > 1) { CCTK_VInfo(CCTK_THORNSTRING,"Leaving euler_rhs_1_Body"); } }