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/*@@
@header cctk_Reduction.h
@date
@author Gabrielle Allen
@desc
Header file for using reduction operators
@enddesc
@@*/
/* $Id$ */
#ifndef _REDUCTION_H_
#define _REDUCTION_H_
#ifdef __cplusplus
extern "C" {
#endif
#define REDUCTION_OPERATOR_REGISTER_ARGLIST \
cGH *, \
int, \
int, \
int, \
void *, \
int, \
int *
#define REDUCTION_ARRAY_OPERATOR_REGISTER_ARGLIST \
cGH *GH, \
int proc, \
int nDims, \
int dims [], \
int nArrays, \
void *inArrays [], \
int inType, \
int nOutVals, \
void *outVals, \
int outType
int CCTK_Reduce(cGH *GH,
int proc,
int operation_handle,
int num_out_vals,
int type_out_vals,
void *out_vals,
int num_in_fields, ...);
int CCTK_ReductionHandle(const char *reduction);
int CCTK_RegisterReductionOperator(
void (*function)(REDUCTION_OPERATOR_REGISTER_ARGLIST),
const char *name);
int CCTK_ReductionArrayHandle(const char *reduction);
int CCTK_RegisterReductionArrayOperator(
void (*function)(REDUCTION_ARRAY_OPERATOR_REGISTER_ARGLIST),
const char *name);
int CCTK_ReduceLocalScalar (cGH *GH, int proc, int operation_handle,
void *inScalar, void *outScalar, int dataType);
int CCTK_ReduceLocalArray1D (cGH *GH, int proc, int operation_handle,
void *in_array1d, void *out_array1d,
int num_in_array1d, int data_type);
int CCTK_ReduceArray(cGH *GH,
int proc,
int operation_handle,
int num_out_vals,
int type_out_vals,
void *out_vals,
int num_dims,
int num_in_arrays,
int type_in_arrays,
... );
#ifdef __cplusplus
}
#endif
#endif
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