/**************************************************************************** ** ** Copyright (C) 2015 Paul Lemire ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the Qt3D module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** 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 Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser ** General Public License version 3 as published by the Free Software ** Foundation and appearing in the file LICENSE.LGPL3 included in the ** packaging of this file. Please review the following information to ** ensure the GNU Lesser General Public License version 3 requirements ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU ** General Public License version 2.0 or (at your option) the GNU General ** Public license version 3 or 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.GPL2 and 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-2.0.html and ** https://www.gnu.org/licenses/gpl-3.0.html. ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "buffermanager_p.h" QT_BEGIN_NAMESPACE namespace Qt3DRender { namespace Render { BufferManager::BufferManager() { } BufferManager::~BufferManager() { } void BufferManager::addDirtyBuffer(Qt3DCore::QNodeId bufferId) { if (!m_dirtyBuffers.contains(bufferId)) m_dirtyBuffers.push_back(bufferId); } QVector BufferManager::takeDirtyBuffers() { return qMove(m_dirtyBuffers); } // Called in QAspectThread::syncChanges void BufferManager::removeBufferReference(Qt3DCore::QNodeId bufferId) { QMutexLocker lock(&m_mutex); Q_ASSERT(m_bufferReferences.contains(bufferId) && m_bufferReferences[bufferId] > 0); m_bufferReferences[bufferId]--; } // Called in QAspectThread void BufferManager::addBufferReference(Qt3DCore::QNodeId bufferId) { QMutexLocker lock(&m_mutex); m_bufferReferences[bufferId]++; } // Called in Render thread QVector BufferManager::takeBuffersToRelease() { QMutexLocker lock(&m_mutex); QVector buffersToRelease; for (auto it = m_bufferReferences.begin(), end = m_bufferReferences.end(); it != end; /*erasing*/) { if (it.value() == 0) { buffersToRelease.append(it.key()); it = m_bufferReferences.erase(it); } else { ++it; } } return buffersToRelease; } } // namespace Render } // namespace Qt3DRender QT_END_NAMESPACE