Include/complexobject.h

   1 #ifndef COMPLEXOBJECT_H
   2 #define COMPLEXOBJECT_H
   3 #ifdef __cplusplus
   4 extern "C" {
   5 #endif
   6
   7 /* Complex number structure */
   8
   9 typedef struct {
  10    double real;
  11    double imag;
  12 } 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 extern complex c_sum();
  24 extern complex c_diff();
  25 extern complex c_neg();
  26 extern complex c_prod();
  27 extern complex c_quot();
  28 extern complex c_pow();
  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         complex cval;
  41 } PyComplexObject;
  42
  43 extern DL_IMPORT(PyTypeObject) PyComplex_Type;
  44
  45 #define PyComplex_Check(op) ((op)->ob_type == &PyComplex_Type)
  46
  47 extern PyObject *PyComplex_FromCComplex Py_PROTO((complex));
  48 extern PyObject *PyComplex_FromDoubles Py_PROTO((double real, double imag));
  49
  50 extern double PyComplex_RealAsDouble Py_PROTO((PyObject *op));
  51 extern double PyComplex_ImagAsDouble Py_PROTO((PyObject *op));
  52 extern complex PyComplex_AsCComplex Py_PROTO((PyObject *op));
  53
  54 #ifdef __cplusplus
  55 }
  56 #endif
  57 #endif /* !COMPLEXOBJECT_H */