# Interface definition for thorn SummationByParts
# $Header$

implements: SummationByParts
inherits: grid

#SUBROUTINE Diff_gf ( CCTK_REAL IN ARRAY var, \
#                     CCTK_INT IN ni, \
#                     CCTK_INT IN nj, \
#                     CCTK_INT IN nk, \
#                     CCTK_INT IN dir, \
#                     CCTK_REAL IN delta, \
#                     CCTK_REAL OUT ARRAY dvar )
#PROVIDES FUNCTION Diff_gf WITH deriv_gf LANGUAGE Fortran

SUBROUTINE Diff_gf ( CCTK_POINTER IN cctkGH, \
                     CCTK_INT IN dir, \
                     CCTK_STRING IN var_name, \
                     CCTK_STRING IN dvar_name )
PROVIDES FUNCTION Diff_gf WITH DiffGf LANGUAGE C

CCTK_INT FUNCTION GetDomainSpecification \
  (CCTK_INT IN size, \
   CCTK_REAL OUT ARRAY physical_min, \
   CCTK_REAL OUT ARRAY physical_max, \
   CCTK_REAL OUT ARRAY interior_min, \
   CCTK_REAL OUT ARRAY interior_max, \
   CCTK_REAL OUT ARRAY exterior_min, \
   CCTK_REAL OUT ARRAY exterior_max, \
   CCTK_REAL OUT ARRAY spacing)
USES FUNCTION GetDomainSpecification