cpython/Include/complexobject.h
2009-04-30 01:00:33 +00:00

67 lines
1.8 KiB
C

/* Complex number structure */
#ifndef Py_COMPLEXOBJECT_H
#define Py_COMPLEXOBJECT_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
double real;
double imag;
} Py_complex;
/* Operations on complex numbers from complexmodule.c */
#define c_sum _Py_c_sum
#define c_diff _Py_c_diff
#define c_neg _Py_c_neg
#define c_prod _Py_c_prod
#define c_quot _Py_c_quot
#define c_pow _Py_c_pow
#define c_abs _Py_c_abs
PyAPI_FUNC(Py_complex) c_sum(Py_complex, Py_complex);
PyAPI_FUNC(Py_complex) c_diff(Py_complex, Py_complex);
PyAPI_FUNC(Py_complex) c_neg(Py_complex);
PyAPI_FUNC(Py_complex) c_prod(Py_complex, Py_complex);
PyAPI_FUNC(Py_complex) c_quot(Py_complex, Py_complex);
PyAPI_FUNC(Py_complex) c_pow(Py_complex, Py_complex);
PyAPI_FUNC(double) c_abs(Py_complex);
/* Complex object interface */
/*
PyComplexObject represents a complex number with double-precision
real and imaginary parts.
*/
typedef struct {
PyObject_HEAD
Py_complex cval;
} PyComplexObject;
PyAPI_DATA(PyTypeObject) PyComplex_Type;
#define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)
#define PyComplex_CheckExact(op) (Py_TYPE(op) == &PyComplex_Type)
PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);
PyAPI_FUNC(PyObject *) PyComplex_FromDoubles(double real, double imag);
PyAPI_FUNC(double) PyComplex_RealAsDouble(PyObject *op);
PyAPI_FUNC(double) PyComplex_ImagAsDouble(PyObject *op);
PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);
/* Format the object based on the format_spec, as defined in PEP 3101
(Advanced String Formatting). */
PyAPI_FUNC(PyObject *) _PyComplex_FormatAdvanced(PyObject *obj,
Py_UNICODE *format_spec,
Py_ssize_t format_spec_len);
#ifdef __cplusplus
}
#endif
#endif /* !Py_COMPLEXOBJECT_H */