# Interface definition for thorn CarpetInterp

IMPLEMENTS: interp2

INCLUDE HEADER: fasterp.hh IN carpetinterp2.hh



USES INCLUDE HEADER: defs.hh
USES INCLUDE HEADER: typeprops.hh
USES INCLUDE HEADER: vect.hh

USES INCLUDE HEADER: carpet.hh



# Get access to communicators
CCTK_POINTER_TO_CONST FUNCTION                        \
    GetMPICommWorld (CCTK_POINTER_TO_CONST IN cctkGH)
REQUIRES FUNCTION GetMPICommWorld

# Access coordinate information (on the coarse level)
CCTK_INT FUNCTION                          \
    GetCoordRange                          \
        (CCTK_POINTER_TO_CONST IN  cctkGH, \
         CCTK_INT              IN  m,      \
         CCTK_INT              IN  ml,     \
         CCTK_INT              IN  size,   \
         CCTK_INT        ARRAY OUT gsh,    \
         CCTK_REAL       ARRAY OUT lower,  \
         CCTK_REAL       ARRAY OUT upper,  \
         CCTK_REAL       ARRAY OUT delta)
REQUIRES FUNCTION GetCoordRange



CCTK_INT FUNCTION                                \
    MultiPatch_GlobalToLocal                     \
        (CCTK_POINTER_TO_CONST IN  cctkGH,       \
         CCTK_INT              IN  ndims,        \
         CCTK_INT              IN  npoints,      \
         CCTK_POINTER_TO_CONST IN  globalcoords, \
         CCTK_INT        ARRAY OUT patch,        \
         CCTK_POINTER          IN  localcoords,  \
         CCTK_POINTER          IN  dadx,         \
         CCTK_POINTER          IN  ddadxdx)
USES FUNCTION MultiPatch_GlobalToLocal



CCTK_INT FUNCTION                                      \
    InterpGridArrays                                   \
        (CCTK_POINTER_TO_CONST IN cctkGH,              \
         CCTK_INT              IN N_dims,              \
         CCTK_INT              IN order,               \
         CCTK_INT              IN N_interp_points,     \
         CCTK_POINTER_TO_CONST IN interp_coords,       \
         CCTK_INT              IN N_input_arrays,      \
         CCTK_INT        ARRAY IN input_array_indices, \
         CCTK_INT              IN N_output_arrays,     \
         CCTK_POINTER          IN output_arrays)
PROVIDES FUNCTION InterpGridArrays      \
    WITH CarpetInterp2_InterpGridArrays \
    LANGUAGE C