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The open source OpenXR runtime
1// Copyright 2022, Collabora, Ltd.
2// SPDX-License-Identifier: BSL-1.0
3/*!
4 * @file
5 * @brief An object that serves to keep the reference count of COM initialization greater than 0.
6 *
7 * @author Rylie Pavlik <rylie.pavlik@collabora.com>
8 * @ingroup aux_util
9 *
10 */
11#include "u_win32_com_guard.hpp"
12#include "xrt/xrt_config_have.h"
13
14
15#if defined(XRT_OS_WINDOWS) && defined(XRT_HAVE_WIL)
16#include <wil/result.h>
17
18namespace xrt::auxiliary::util {
19
20
21ComGuard::ComGuard()
22{
23 THROW_IF_FAILED(CoIncrementMTAUsage(&m_cookie));
24}
25ComGuard::~ComGuard()
26{
27 LOG_IF_FAILED(CoDecrementMTAUsage(m_cookie));
28}
29
30} // namespace xrt::auxiliary::util
31#endif // defined(XRT_OS_WINDOWS) && defined(XRT_HAVE_WIL)