1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
|
/*
* Copyright (C) 2025 Igalia, S.L.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "PlatformXROpenXR.h"
#if ENABLE(WEBXR) && USE(OPENXR)
#include "PlatformXR.h"
#include <wtf/NeverDestroyed.h>
#include <wtf/TZoneMallocInlines.h>
using namespace WebCore;
namespace PlatformXR {
struct Instance::Impl {
WTF_MAKE_TZONE_ALLOCATED_INLINE(Impl);
public:
Impl() = default;
~Impl() = default;
};
Instance& Instance::singleton()
{
static LazyNeverDestroyed<Instance> s_instance;
static std::once_flag s_onceFlag;
std::call_once(s_onceFlag,
[&] {
s_instance.construct();
});
return s_instance.get();
}
Instance::Instance()
: m_impl(makeUniqueRef<Impl>())
{
}
void Instance::enumerateImmersiveXRDevices(CompletionHandler<void(const DeviceList& devices)>&& callback)
{
callback({ });
}
}
#endif
|
