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Created
Wed, May 22, 15:36
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1 KB
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text/x-c++
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Fri, May 24, 15:36 (2 d)
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R9490 Homework_sp4e_Peruzzo_SáezUribe
complex.h
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/*
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
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
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
>
,
_
(
"complex"
));
};
NAMESPACE_END
(
detail
)
NAMESPACE_END
(
PYBIND11_NAMESPACE
)
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