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talib_ex_nif

0.1.0
0.1.0

A NIF wrapper for TA-LIB.

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talib_ex_nif c_src util.h
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c_src/util.h 

#ifndef TALIBEX_UTIL2_H

#define TALIBEX_UTIL2_H



#include "erl_nif.h"

#include "ta_libc.h"

#include <stdbool.h>



typedef struct

{

    ERL_NIF_TERM atom_nan;

    ERL_NIF_TERM atom_ok;

    ERL_NIF_TERM atom_error;

    ERL_NIF_TERM atom_sma;

    ERL_NIF_TERM atom_ema;

    ERL_NIF_TERM atom_wma;

    ERL_NIF_TERM atom_dema;

    ERL_NIF_TERM atom_tema;

    ERL_NIF_TERM atom_trima;

    ERL_NIF_TERM atom_kama;

    ERL_NIF_TERM atom_mama;

    ERL_NIF_TERM atom_t3;



} talib_st;



ERL_NIF_TERM make_atom(ErlNifEnv *env, const char *name);

double *

construct_array_from_list(ErlNifEnv *env, ERL_NIF_TERM opts, unsigned *len);



ERL_NIF_TERM

populate_output_double(

    ErlNifEnv *env,

    talib_st *atoms,

    int outBegIdx,

    int inLen,

    const double *outDblValues);



ERL_NIF_TERM

populate_output_int(

    ErlNifEnv *env,

    talib_st *atoms,

    int outBegIdx,

    int inLen,

    const int *outDblValues);



void load_moving_average_type(ERL_NIF_TERM arg, talib_st *atoms, TA_MAType *type);

#endif