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1 /* Complex number structure */
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2
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3 #ifndef Py_COMPLEXOBJECT_H
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4 #define Py_COMPLEXOBJECT_H
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5 #ifdef __cplusplus
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6 extern "C" {
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7 #endif
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8
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9 #ifndef Py_LIMITED_API
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10 typedef struct {
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11 double real;
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12 double imag;
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13 } Py_complex;
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14
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15 /* Operations on complex numbers from complexmodule.c */
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16
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17 PyAPI_FUNC(Py_complex) _Py_c_sum(Py_complex, Py_complex);
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18 PyAPI_FUNC(Py_complex) _Py_c_diff(Py_complex, Py_complex);
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19 PyAPI_FUNC(Py_complex) _Py_c_neg(Py_complex);
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20 PyAPI_FUNC(Py_complex) _Py_c_prod(Py_complex, Py_complex);
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21 PyAPI_FUNC(Py_complex) _Py_c_quot(Py_complex, Py_complex);
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22 PyAPI_FUNC(Py_complex) _Py_c_pow(Py_complex, Py_complex);
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23 PyAPI_FUNC(double) _Py_c_abs(Py_complex);
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24 #endif
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25
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26 /* Complex object interface */
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27
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28 /*
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29 PyComplexObject represents a complex number with double-precision
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30 real and imaginary parts.
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31 */
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32 #ifndef Py_LIMITED_API
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33 typedef struct {
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34 PyObject_HEAD
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35 Py_complex cval;
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36 } PyComplexObject;
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37 #endif
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38
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39 PyAPI_DATA(PyTypeObject) PyComplex_Type;
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40
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41 #define PyComplex_Check(op) PyObject_TypeCheck(op, &PyComplex_Type)
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42 #define PyComplex_CheckExact(op) (Py_TYPE(op) == &PyComplex_Type)
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43
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44 #ifndef Py_LIMITED_API
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45 PyAPI_FUNC(PyObject *) PyComplex_FromCComplex(Py_complex);
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46 #endif
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47 PyAPI_FUNC(PyObject *) PyComplex_FromDoubles(double real, double imag);
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48
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49 PyAPI_FUNC(double) PyComplex_RealAsDouble(PyObject *op);
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50 PyAPI_FUNC(double) PyComplex_ImagAsDouble(PyObject *op);
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51 #ifndef Py_LIMITED_API
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52 PyAPI_FUNC(Py_complex) PyComplex_AsCComplex(PyObject *op);
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53 #endif
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54
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55 /* Format the object based on the format_spec, as defined in PEP 3101
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56 (Advanced String Formatting). */
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57 #ifndef Py_LIMITED_API
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58 PyAPI_FUNC(int) _PyComplex_FormatAdvancedWriter(
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59 _PyUnicodeWriter *writer,
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60 PyObject *obj,
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61 PyObject *format_spec,
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62 Py_ssize_t start,
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63 Py_ssize_t end);
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64 #endif
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65
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66 #ifdef __cplusplus
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67 }
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68 #endif
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69 #endif /* !Py_COMPLEXOBJECT_H */
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