1 /* Complex number structure */

     2 

     3 #ifndef Py_COMPLEXOBJECT_H

     4 #define Py_COMPLEXOBJECT_H

     5 #ifdef __cplusplus

     6 extern "C" {

     7 #endif

     8 

     9 typedef struct {

    10     double real;

    11     double imag;

    12 } Py_complex;

    13 

    14 /* Operations on complex numbers from complexmodule.c */

    15 

    16 #define c_sum _Py_c_sum

    17 #define c_diff _Py_c_diff

    18 #define c_neg _Py_c_neg

    19 #define c_prod _Py_c_prod

    20 #define c_quot _Py_c_quot

    21 #define c_pow _Py_c_pow

    22 

    23 PyAPI_FUNC(Py_complex) c_sum(Py_complex, Py_complex);

    24 PyAPI_FUNC(Py_complex) c_diff(Py_complex, Py_complex);

    25 PyAPI_FUNC(Py_complex) c_neg(Py_complex);

    26 PyAPI_FUNC(Py_complex) c_prod(Py_complex, Py_complex);

    27 PyAPI_FUNC(Py_complex) c_quot(Py_complex, Py_complex);

    28 PyAPI_FUNC(Py_complex) c_pow(Py_complex, Py_complex);

    29 

    30 

    31 /* Complex object interface */

    32 

    33 /*

    34 PyComplexObject represents a complex number with double-precision

    35 real and imaginary parts.

    36 */

    37 

    38 typedef struct {

    39     PyObject_HEAD

    40     Py_complex cval;

    41 } PyComplexObject;     

    42 

    43 PyAPI_DATA(PyTypeObject) PyComplex_Type;

    44 

    45 #define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)

    46 #define PyComplex_CheckExact(op) ((op)->ob_type == &PyComplex_Type)

    47 

    48 PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);

    49 PyAPI_FUNC(PyObject *) PyComplex_FromDoubles(double real, double imag);

    50 

    51 PyAPI_FUNC(double) PyComplex_RealAsDouble(PyObject *op);

    52 PyAPI_FUNC(double) PyComplex_ImagAsDouble(PyObject *op);

    53 PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);

    54 

    55 #ifdef __cplusplus

    56 }

    57 #endif

    58 #endif /* !Py_COMPLEXOBJECT_H */