mirror of
https://github.com/pybind/pybind11.git
synced 2024-11-15 01:44:44 +00:00
ec24786eab
* chore: add clang-format
* Removing check-style (Classic check-style)
Ported from @henryiii's 53056b1b0e
* Automatic clang-format changes (NO manual changes).
Co-authored-by: Henry Schreiner <henryschreineriii@gmail.com>
75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
/*
|
|
pybind11/complex.h: Complex number support
|
|
|
|
Copyright (c) 2016 Wenzel Jakob <wenzel.jakob@epfl.ch>
|
|
|
|
All rights reserved. Use of this source code is governed by a
|
|
BSD-style license that can be found in the LICENSE file.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "pybind11.h"
|
|
|
|
#include <complex>
|
|
|
|
/// glibc defines I as a macro which breaks things, e.g., boost template names
|
|
#ifdef I
|
|
# undef I
|
|
#endif
|
|
|
|
PYBIND11_NAMESPACE_BEGIN(PYBIND11_NAMESPACE)
|
|
|
|
template <typename T>
|
|
struct format_descriptor<std::complex<T>, detail::enable_if_t<std::is_floating_point<T>::value>> {
|
|
static constexpr const char c = format_descriptor<T>::c;
|
|
static constexpr const char value[3] = {'Z', c, '\0'};
|
|
static std::string format() { return std::string(value); }
|
|
};
|
|
|
|
#ifndef PYBIND11_CPP17
|
|
|
|
template <typename T>
|
|
constexpr const char
|
|
format_descriptor<std::complex<T>,
|
|
detail::enable_if_t<std::is_floating_point<T>::value>>::value[3];
|
|
|
|
#endif
|
|
|
|
PYBIND11_NAMESPACE_BEGIN(detail)
|
|
|
|
template <typename T>
|
|
struct is_fmt_numeric<std::complex<T>, detail::enable_if_t<std::is_floating_point<T>::value>> {
|
|
static constexpr bool value = true;
|
|
static constexpr int index = is_fmt_numeric<T>::index + 3;
|
|
};
|
|
|
|
template <typename T>
|
|
class type_caster<std::complex<T>> {
|
|
public:
|
|
bool load(handle src, bool convert) {
|
|
if (!src) {
|
|
return false;
|
|
}
|
|
if (!convert && !PyComplex_Check(src.ptr())) {
|
|
return false;
|
|
}
|
|
Py_complex result = PyComplex_AsCComplex(src.ptr());
|
|
if (result.real == -1.0 && PyErr_Occurred()) {
|
|
PyErr_Clear();
|
|
return false;
|
|
}
|
|
value = std::complex<T>((T) result.real, (T) result.imag);
|
|
return true;
|
|
}
|
|
|
|
static handle
|
|
cast(const std::complex<T> &src, return_value_policy /* policy */, handle /* parent */) {
|
|
return PyComplex_FromDoubles((double) src.real(), (double) src.imag());
|
|
}
|
|
|
|
PYBIND11_TYPE_CASTER(std::complex<T>, const_name("complex"));
|
|
};
|
|
PYBIND11_NAMESPACE_END(detail)
|
|
PYBIND11_NAMESPACE_END(PYBIND11_NAMESPACE)
|