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 #define c_abs _Py_c_abs

    23 

    24 PyAPI_FUNC(Py_complex) c_sum(Py_complex, Py_complex);

    25 PyAPI_FUNC(Py_complex) c_diff(Py_complex, Py_complex);

    26 PyAPI_FUNC(Py_complex) c_neg(Py_complex);

    27 PyAPI_FUNC(Py_complex) c_prod(Py_complex, Py_complex);

    28 PyAPI_FUNC(Py_complex) c_quot(Py_complex, Py_complex);

    29 PyAPI_FUNC(Py_complex) c_pow(Py_complex, Py_complex);

    30 PyAPI_FUNC(double) c_abs(Py_complex);

    31 

    32 

    33 /* Complex object interface */

    34 

    35 /*

    36 PyComplexObject represents a complex number with double-precision

    37 real and imaginary parts.

    38 */

    39 

    40 typedef struct {

    41     PyObject_HEAD

    42     Py_complex cval;

    43 } PyComplexObject;     

    44 

    45 PyAPI_DATA(PyTypeObject) PyComplex_Type;

    46 

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

    48 #define PyComplex_CheckExact(op) (Py_TYPE(op) == &PyComplex_Type)

    49 

    50 PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);

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

    52 

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

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

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

    56 

    57 #ifdef __cplusplus

    58 }

    59 #endif

    60 #endif /* !Py_COMPLEXOBJECT_H */