1 files changed, 138 insertions, 0 deletions
diff --git a/ML_WaveToy/src/WT_Gaussian.cc b/ML_WaveToy/src/WT_Gaussian.cc
new file mode 100644
index 0000000..cde55be
--- /dev/null
+++ b/ML_WaveToy/src/WT_Gaussian.cc
@@ -0,0 +1,138 @@
+/*  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"
+#include "cctk_Loop.h"
+#include "loopcontrol.h"
+#include "vectors.h"
+
+/* Define macros used in calculations */
+#define INITVALUE (42)
+#define QAD(x) (SQR(SQR(x)))
+#define INV(x) (kdiv(ToReal(1.0),x))
+#define SQR(x) (kmul(x,x))
+#define CUB(x) (kmul(x,SQR(x)))
+
+static void WT_Gaussian_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_VEC const dx = ToReal(CCTK_DELTA_SPACE(0));
+  CCTK_REAL_VEC const dy = ToReal(CCTK_DELTA_SPACE(1));
+  CCTK_REAL_VEC const dz = ToReal(CCTK_DELTA_SPACE(2));
+  CCTK_REAL_VEC const dt = ToReal(CCTK_DELTA_TIME);
+  CCTK_REAL_VEC const t = ToReal(cctk_time);
+  CCTK_REAL_VEC const dxi = INV(dx);
+  CCTK_REAL_VEC const dyi = INV(dy);
+  CCTK_REAL_VEC const dzi = INV(dz);
+  CCTK_REAL_VEC const khalf = ToReal(0.5);
+  CCTK_REAL_VEC const kthird = ToReal(1.0/3.0);
+  CCTK_REAL_VEC const ktwothird = ToReal(2.0/3.0);
+  CCTK_REAL_VEC const kfourthird = ToReal(4.0/3.0);
+  CCTK_REAL_VEC const keightthird = ToReal(8.0/3.0);
+  CCTK_REAL_VEC const hdxi = kmul(ToReal(0.5), dxi);
+  CCTK_REAL_VEC const hdyi = kmul(ToReal(0.5), dyi);
+  CCTK_REAL_VEC const hdzi = kmul(ToReal(0.5), dzi);
+  
+  /* Initialize predefined quantities */
+  CCTK_REAL_VEC const p1o12dx = kmul(INV(dx),ToReal(0.0833333333333333333333333333333));
+  CCTK_REAL_VEC const p1o12dy = kmul(INV(dy),ToReal(0.0833333333333333333333333333333));
+  CCTK_REAL_VEC const p1o12dz = kmul(INV(dz),ToReal(0.0833333333333333333333333333333));
+  CCTK_REAL_VEC const p1o144dxdy = kmul(INV(kmul(dx,dy)),ToReal(0.00694444444444444444444444444444));
+  CCTK_REAL_VEC const p1o144dxdz = kmul(INV(kmul(dx,dz)),ToReal(0.00694444444444444444444444444444));
+  CCTK_REAL_VEC const p1o144dydz = kmul(INV(kmul(dy,dz)),ToReal(0.00694444444444444444444444444444));
+  CCTK_REAL_VEC const pm1o12dx2 = kmul(INV(SQR(dx)),ToReal(-0.0833333333333333333333333333333));
+  CCTK_REAL_VEC const pm1o12dy2 = kmul(INV(SQR(dy)),ToReal(-0.0833333333333333333333333333333));
+  CCTK_REAL_VEC const pm1o12dz2 = kmul(INV(SQR(dz)),ToReal(-0.0833333333333333333333333333333));
+  
+  /* 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
+  LC_LOOP3VEC(WT_Gaussian,
+    i,j,k, imin[0],imin[1],imin[2], imax[0],imax[1],imax[2],
+    cctk_lsh[0],cctk_lsh[1],cctk_lsh[2],
+    CCTK_REAL_VEC_SIZE)
+  {
+    ptrdiff_t const index = di*i + dj*j + dk*k;
+    
+    /* Assign local copies of grid functions */
+    
+    CCTK_REAL_VEC rL = vec_load(r[index]);
+    
+    
+    /* Include user supplied include files */
+    
+    /* Precompute derivatives */
+    
+    /* Calculate temporaries and grid functions */
+    CCTK_REAL_VEC uL = 
+      kmul(kexp(kmul(INV(SQR(ToReal(width))),kmul(SQR(rL),ToReal(-0.5)))),ToReal(amplitude));
+    
+    CCTK_REAL_VEC rhoL = ToReal(0);
+    
+    /* Copy local copies back to grid functions */
+    vec_store_partial_prepare(i,lc_imin,lc_imax);
+    vec_store_nta_partial(rho[index],rhoL);
+    vec_store_nta_partial(u[index],uL);
+  }
+  LC_ENDLOOP3VEC(WT_Gaussian);
+}
+
+extern "C" void WT_Gaussian(CCTK_ARGUMENTS)
+{
+  DECLARE_CCTK_ARGUMENTS;
+  DECLARE_CCTK_PARAMETERS;
+  
+  
+  if (verbose > 1)
+  {
+    CCTK_VInfo(CCTK_THORNSTRING,"Entering WT_Gaussian_Body");
+  }
+  
+  if (cctk_iteration % WT_Gaussian_calc_every != WT_Gaussian_calc_offset)
+  {
+    return;
+  }
+  
+  const char *const groups[] = {
+    "grid::coordinates",
+    "ML_WaveToy::WT_rho",
+    "ML_WaveToy::WT_u"};
+  GenericFD_AssertGroupStorage(cctkGH, "WT_Gaussian", 3, groups);
+  
+  
+  GenericFD_LoopOverEverything(cctkGH, WT_Gaussian_Body);
+  
+  if (verbose > 1)
+  {
+    CCTK_VInfo(CCTK_THORNSTRING,"Leaving WT_Gaussian_Body");
+  }
+}