diff options
Diffstat (limited to 'src/Runtime/ogl-runtime/src/foundation/macos/Qt3DSUnixMutex.cpp')
m--------- | src/Runtime/ogl-runtime | 0 | ||||
-rw-r--r-- | src/Runtime/ogl-runtime/src/foundation/macos/Qt3DSUnixMutex.cpp | 120 |
2 files changed, 0 insertions, 120 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 2025912174c4cf99270b7439ec3b021e1d089ae diff --git a/src/Runtime/ogl-runtime/src/foundation/macos/Qt3DSUnixMutex.cpp b/src/Runtime/ogl-runtime/src/foundation/macos/Qt3DSUnixMutex.cpp deleted file mode 100644 index bbc55829..00000000 --- a/src/Runtime/ogl-runtime/src/foundation/macos/Qt3DSUnixMutex.cpp +++ /dev/null @@ -1,120 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2008-2012 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "foundation/Qt3DS.h" -#include "foundation/Qt3DSMutex.h" -#include "foundation/Qt3DSAssert.h" -#include "foundation/Qt3DSAtomic.h" - -#include <pthread.h> - -namespace qt3ds { -namespace foundation { - - namespace { - pthread_mutex_t *getMutex(MutexImpl *impl) - { - return reinterpret_cast<pthread_mutex_t *>(impl); - } - } - - MutexImpl::MutexImpl() - { - pthread_mutexattr_t attr; - pthread_mutexattr_init(&attr); - pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); - pthread_mutex_init(getMutex(this), &attr); - pthread_mutexattr_destroy(&attr); - } - - MutexImpl::~MutexImpl() { pthread_mutex_destroy(getMutex(this)); } - - bool MutexImpl::lock() { return !pthread_mutex_lock(getMutex(this)); } - - bool MutexImpl::trylock() { return !pthread_mutex_trylock(getMutex(this)); } - - bool MutexImpl::unlock() { return !pthread_mutex_unlock(getMutex(this)); } - - const QT3DSU32 MutexImpl::size = sizeof(pthread_mutex_t); - - class ReadWriteLockImpl - { - public: - ReadWriteLockImpl(NVAllocatorCallback &alloc) - : mAllocator(alloc) - { - } - NVAllocatorCallback &mAllocator; - pthread_mutex_t mutex; - volatile int readerCounter; - }; - - ReadWriteLock::ReadWriteLock(NVAllocatorCallback &alloc) - { - mImpl = QT3DS_NEW(alloc, ReadWriteLockImpl)(alloc); - - pthread_mutexattr_t attr; - pthread_mutexattr_init(&attr); - pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE); - pthread_mutex_init(&mImpl->mutex, &attr); - pthread_mutexattr_destroy(&attr); - - mImpl->readerCounter = 0; - } - - ReadWriteLock::~ReadWriteLock() - { - pthread_mutex_destroy(&mImpl->mutex); - QT3DS_FREE(mImpl->mAllocator, mImpl); - } - - void ReadWriteLock::lockReader() - { - pthread_mutex_lock(&mImpl->mutex); - - atomicIncrement(&mImpl->readerCounter); - - pthread_mutex_unlock(&mImpl->mutex); - } - - void ReadWriteLock::lockWriter() - { - pthread_mutex_lock(&mImpl->mutex); - - while (mImpl->readerCounter != 0) - ; - } - - void ReadWriteLock::unlockReader() { atomicDecrement(&mImpl->readerCounter); } - - void ReadWriteLock::unlockWriter() { pthread_mutex_unlock(&mImpl->mutex); } - -} // namespace foundation -} // namespace qt3ds |