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Fred Drakeea9cb5a2000-07-09 00:20:36 +00001/* Complex number structure */
2
Guido van Rossumf9fca921996-01-12 00:47:05 +00003#ifndef COMPLEXOBJECT_H
4#define COMPLEXOBJECT_H
5#ifdef __cplusplus
6extern "C" {
7#endif
8
Guido van Rossumf9fca921996-01-12 00:47:05 +00009typedef struct {
Fred Drakeea9cb5a2000-07-09 00:20:36 +000010 double real;
11 double imag;
Guido van Rossum519b4331996-07-21 02:24:22 +000012} Py_complex;
Guido van Rossumf9fca921996-01-12 00:47:05 +000013
14/* Operations on complex numbers from complexmodule.c */
15
Guido van Rossum652f1081996-05-24 21:01:36 +000016#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
Fred Drakeea9cb5a2000-07-09 00:20:36 +000023extern DL_IMPORT(Py_complex) c_sum(Py_complex, Py_complex);
24extern DL_IMPORT(Py_complex) c_diff(Py_complex, Py_complex);
25extern DL_IMPORT(Py_complex) c_neg(Py_complex);
26extern DL_IMPORT(Py_complex) c_prod(Py_complex, Py_complex);
27extern DL_IMPORT(Py_complex) c_quot(Py_complex, Py_complex);
28extern DL_IMPORT(Py_complex) c_pow(Py_complex, Py_complex);
Guido van Rossumf9fca921996-01-12 00:47:05 +000029
30
31/* Complex object interface */
32
33/*
34PyComplexObject represents a complex number with double-precision
35real and imaginary parts.
36*/
37
38typedef struct {
Fred Drakeea9cb5a2000-07-09 00:20:36 +000039 PyObject_HEAD
40 Py_complex cval;
Guido van Rossumf9fca921996-01-12 00:47:05 +000041} PyComplexObject;
42
43extern DL_IMPORT(PyTypeObject) PyComplex_Type;
44
Guido van Rossumc16fcdf2001-08-29 15:45:32 +000045#define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)
Tim Peters2400fa42001-09-12 19:12:49 +000046#define PyComplex_CheckExact(op) ((op)->ob_type == &PyComplex_Type)
Guido van Rossumf9fca921996-01-12 00:47:05 +000047
Fred Drakeea9cb5a2000-07-09 00:20:36 +000048extern DL_IMPORT(PyObject *) PyComplex_FromCComplex(Py_complex);
49extern DL_IMPORT(PyObject *) PyComplex_FromDoubles(double real, double imag);
Guido van Rossumf9fca921996-01-12 00:47:05 +000050
Fred Drakeea9cb5a2000-07-09 00:20:36 +000051extern DL_IMPORT(double) PyComplex_RealAsDouble(PyObject *op);
52extern DL_IMPORT(double) PyComplex_ImagAsDouble(PyObject *op);
53extern DL_IMPORT(Py_complex) PyComplex_AsCComplex(PyObject *op);
Guido van Rossumf9fca921996-01-12 00:47:05 +000054
55#ifdef __cplusplus
56}
57#endif
58#endif /* !COMPLEXOBJECT_H */