diff options
Diffstat (limited to 'src/CopyBoundary.c')
| -rw-r--r-- | src/CopyBoundary.c | 176 |
1 files changed, 167 insertions, 9 deletions
diff --git a/src/CopyBoundary.c b/src/CopyBoundary.c index 9be745a..864a490 100644 --- a/src/CopyBoundary.c +++ b/src/CopyBoundary.c @@ -17,6 +17,9 @@ #include <string.h> #include "cctk.h" +#include "cctk_Faces.h" +#include "util_Table.h" +#include "util_ErrorCodes.h" #include "cctk_FortranString.h" #include "Symmetry.h" @@ -24,12 +27,175 @@ /* the rcs ID and its dummy function to use it */ static const char *rcsid = "$Header$"; -CCTK_FILEVERSION(CactusBase_Boundary_CopyBoundary_c) +CCTK_FILEVERSION(CactusBase_Boundary_CopyBoundary_c); + +static int ApplyBndCopy (const cGH *GH, + int stencil_dir, + const int *stencil_alldirs, + int dir, + int first_var_to, + int first_var_from, + int num_vars); /******************************************************************** ******************** External Routines ************************ ********************************************************************/ + +/*@@ + @routine BndCopy + @date 13 Feb 2003 + @author David Rideout + @desc + Top level function which is registered as handling + the Copy boundary condition + @enddesc + @calls ApplyBndCopy + @var GH + @vdesc Pointer to CCTK grid hierarchy + @vtype const cGH * + @vio in + @endvar + @var num_vars + @vdesc number of variables passed in through var_indices[] + @vtype int + @vio in + @endvar + @var var_indices + @vdesc array of variable indicies to which to apply this boundary + condition + @vtype int * + @vio in + @endvar + @var faces + @vdesc array of set of faces to which to apply the bc + @vtype int + @vio in + @endvar + @var table_handles + @vdesc array of table handles which hold extra arguments + @vtype int + @vio in + @endvar + @returntype int + @returndesc + return code of @seeroutine ApplyBndScalar + -11 invalid table handle + -12 no "COPY FROM" key in table + @endreturndesc +@@*/ + +int BndCopy(const cGH *GH, int num_vars, int *vars, int *faces, int *tables) +{ + int i, j, k, gdim, max_gdim, err, value_type, value_size, retval; + char *copy_from_name; + + /* variables to pass to ApplyBndCopy */ + /*int stencil_dir;*/ /* width of stencil in direction dir, not needed */ + int *stencil_alldirs; /* width of stencil in all directions */ + int dir; /* direction in which to apply bc */ + int copy_from; /* variable (index) from which to copy the boundary data */ + + retval = 0; stencil_alldirs = NULL; + + /* loop through variables, j at a time */ + for (i=0; i<num_vars; i+=j) { + + /* find other adjacent vars which are selected for identical bcs */ + j=1; + while (i+j<num_vars && vars[i+j]==vars[i]+j && tables[i+j]==tables[i] && + faces[i+j]==faces[i]) + { + ++j; + } + + /* Check to see if faces specification is valid */ + if (faces[i] != CCTK_ALL_FACES) + { + CCTK_VWarn(1, __LINE__, __FILE__, CCTK_THORNSTRING, + "Faces specification %d for Copy boundary conditions on " + "%s is not implemented yet. " + "Applying radiative bcs to all (external) faces.", faces[i], + CCTK_VarName(vars[i])); + } + dir = 0; /* apply bc to all faces */ + + /* Set up default arguments for ApplyBndCopy */ + /* Allocate memory and populate stencil width array */ + gdim = CCTK_GroupDimFromVarI(vars[i]); + if (!stencil_alldirs) + { + stencil_alldirs = (int *) malloc(gdim*sizeof(int)); + max_gdim = gdim; + } else if (gdim > max_gdim) + { + realloc(stencil_alldirs, gdim*sizeof(int)); + max_gdim = gdim; + } + for (k=0; k<gdim; ++k) + { + stencil_alldirs[k] = 1; + } + + /* Look on table for copy-from variable and possible non-default arguments + */ + /* Stencil width array */ + err = Util_TableGetIntArray(tables[i], gdim, stencil_alldirs, + "STENCIL WIDTH"); + if (err == UTIL_ERROR_BAD_HANDLE) + { + CCTK_VWarn(1, __LINE__, __FILE__, CCTK_THORNSTRING, + "Invalid table handle passed for Copy boundary " + "conditions for %s. Name or index of variable to copy from " + "must be provided via key \"COPY FROM\". Aborting.", + CCTK_VarName(vars[i])); + return -11; + } else + { + if (Util_TableQueryValueInfo(tables[i], &value_type, &value_size, + "COPY FROM")) + { + if (value_type==CCTK_VARIABLE_STRING) + { + copy_from_name = (char *) malloc(value_size*sizeof(char)); + Util_TableGetString(tables[i], value_size, copy_from_name, + "COPY FROM"); + copy_from = CCTK_VarIndex(copy_from_name); + free(copy_from_name); + } else if (value_type==CCTK_VARIABLE_INT) + { + Util_TableGetInt(tables[i], ©_from, + "COPY FROM"); + } else + { + CCTK_VWarn(1, __LINE__, __FILE__, CCTK_THORNSTRING, + "Invalid data type for key \"COPY FROM\" " + "Please use CCTK_STRING for the variable name, " + "or CCTK_INT for the variable index."); + } + } else + { + CCTK_VWarn(1, __LINE__, __FILE__, CCTK_THORNSTRING, + "No key \"COPY FROM\" provided in table. Please enter the " + "name or index of variable to copy from into the table " + "under this key. Aborting."); + return -12; + } + } + + if (!retval && (retval = ApplyBndCopy(GH, 0, stencil_alldirs, dir, + vars[i], copy_from, j)) < 0) + { + CCTK_VWarn(1, __LINE__, __FILE__, CCTK_THORNSTRING, + "ApplyBndCopy() returned %d", retval); + } + } + free(stencil_alldirs); + + return retval; +} + + /* prototypes for external C routines are declared in header Boundary.h here only follow the fortran wrapper prototypes */ void CCTK_FCALL CCTK_FNAME (BndCopyDirVI) @@ -85,14 +251,6 @@ void CCTK_FCALL CCTK_FNAME (BndCopyGN) /******************************************************************** ******************** Internal Routines ************************ ********************************************************************/ -static int ApplyBndCopy (const cGH *GH, - int stencil_dir, - const int *stencil_alldirs, - int dir, - int first_var_to, - int first_var_from, - int num_vars); - /*@@ @routine BndCopyDirVI |