Function Format_floatbits

numpy/core/src/multiarray/dragon4.c:2182–2202

* Helper function that takes Dragon4 parameters and options and * calls Dragon4. */

 * calls Dragon4.
 */
static npy_uint32
Format_floatbits(char *buffer, npy_uint32 bufferSize, BigInt *mantissa,
                 npy_int32 exponent, char signbit, npy_uint32 mantissaBit,
                 npy_bool hasUnequalMargins, Dragon4_Options *opt)
{
    /* format the value */
    if (opt->scientific) {
        return FormatScientific(buffer, bufferSize, mantissa, exponent,
                                signbit, mantissaBit, hasUnequalMargins,
                                opt->digit_mode, opt->precision,
                                opt->min_digits, opt->trim_mode,
                                opt->digits_left, opt->exp_digits);
    }
    else {
        return FormatPositional(buffer, bufferSize, mantissa, exponent,
                                signbit, mantissaBit, hasUnequalMargins,
                                opt->digit_mode, opt->cutoff_mode,
                                opt->precision, opt->min_digits, opt->trim_mode,
                                opt->digits_left, opt->digits_right);
    }
}

/*
 * IEEE binary16 floating-point format