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// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "scenemanager_p.h"
#include <Qt3DCore/private/vector_helper_p.h>
QT_BEGIN_NAMESPACE
namespace Qt3DRender {
namespace Render {
SceneManager::SceneManager()
: Qt3DCore::QResourceManager<Scene,
Qt3DCore::QNodeId,
Qt3DCore::ObjectLevelLockingPolicy>()
, m_service(nullptr)
{
}
SceneManager::~SceneManager()
{
}
void SceneManager::setDownloadService(Qt3DCore::QDownloadHelperService *service)
{
m_service = service;
}
void SceneManager::addSceneData(const QUrl &source,
Qt3DCore::QNodeId sceneUuid,
const QByteArray &data)
{
LoadSceneJobPtr newJob(new LoadSceneJob(source, sceneUuid));
if (!data.isEmpty())
newJob->setData(data);
// We cannot run two jobs that use the same scene loader plugin
// in two different threads at the same time
if (!m_pendingJobs.empty())
newJob->addDependency(m_pendingJobs.back());
m_pendingJobs.push_back(newJob);
}
std::vector<LoadSceneJobPtr> SceneManager::takePendingSceneLoaderJobs()
{
return Qt3DCore::moveAndClear(m_pendingJobs);
}
void SceneManager::startSceneDownload(const QUrl &source, Qt3DCore::QNodeId sceneUuid)
{
if (!m_service)
return;
SceneDownloaderPtr request = SceneDownloaderPtr::create(source, sceneUuid, this);
m_pendingDownloads.push_back(request);
m_service->submitRequest(request);
}
void SceneManager::clearSceneDownload(SceneDownloader *downloader)
{
for (auto it = m_pendingDownloads.begin(); it != m_pendingDownloads.end(); ++it) {
if ((*it).data() == downloader) {
m_pendingDownloads.erase(it);
return;
}
}
}
SceneDownloader::SceneDownloader(const QUrl &source, Qt3DCore::QNodeId sceneComponent, SceneManager *manager)
: Qt3DCore::QDownloadRequest(source)
, m_sceneComponent(sceneComponent)
, m_manager(manager)
{
}
void SceneDownloader::onCompleted()
{
if (!m_manager)
return;
if (succeeded())
m_manager->addSceneData(url(), m_sceneComponent, m_data);
else
qWarning() << "Failed to download scene at" << url();
m_manager->clearSceneDownload(this);
}
} // namespace Render
} // namespace Qt3DRender
QT_END_NAMESPACE
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