1/* Complex number structure */
2
3#ifndef Py_COMPLEXOBJECT_H
4#define Py_COMPLEXOBJECT_H
5#ifdef __cplusplus
6extern "C" {
7#endif
8
9typedef 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
24PyAPI_FUNC(Py_complex) c_sum(Py_complex, Py_complex);
25PyAPI_FUNC(Py_complex) c_diff(Py_complex, Py_complex);
26PyAPI_FUNC(Py_complex) c_neg(Py_complex);
27PyAPI_FUNC(Py_complex) c_prod(Py_complex, Py_complex);
28PyAPI_FUNC(Py_complex) c_quot(Py_complex, Py_complex);
29PyAPI_FUNC(Py_complex) c_pow(Py_complex, Py_complex);
30PyAPI_FUNC(double) c_abs(Py_complex);
31
32
33/* Complex object interface */
34
35/*
36PyComplexObject represents a complex number with double-precision
37real and imaginary parts.
38*/
39
40typedef struct {
41 PyObject_HEAD
42 Py_complex cval;
43} PyComplexObject;
44
45PyAPI_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
50PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);
51PyAPI_FUNC(PyObject *) PyComplex_FromDoubles(double real, double imag);
52
53PyAPI_FUNC(double) PyComplex_RealAsDouble(PyObject *op);
54PyAPI_FUNC(double) PyComplex_ImagAsDouble(PyObject *op);
55PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);
56
57/* Format the object based on the format_spec, as defined in PEP 3101
58 (Advanced String Formatting). */
59PyAPI_FUNC(PyObject *) _PyComplex_FormatAdvanced(PyObject *obj,
60 char *format_spec,
61 Py_ssize_t format_spec_len);
62
63#ifdef __cplusplus
64}
65#endif
66#endif /* !Py_COMPLEXOBJECT_H */
67