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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 "scene_p.h"
++ #include <Qt3DCore/qentity.h>
++ #include <Qt3DCore/private/qnode_p.h>
++ #include <Qt3DCore/private/qscene_p.h>
++ #include <Qt3DCore/private/qdownloadhelperservice_p.h>
++ #include <Qt3DRender/qsceneloader.h>
++ #include <Qt3DRender/private/qsceneloader_p.h>
++ #include <Qt3DRender/private/scenemanager_p.h>
++ #include <QtCore/qcoreapplication.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++ namespace Render {
++
++ using namespace Qt3DCore;
++
++ Scene::Scene()
++ : BackendNode(QBackendNode::ReadWrite)
++ , m_sceneManager(nullptr)
++ {
++ }
++
++ void Scene::cleanup()
++ {
++ m_source.clear();
++ }
++
++ void Scene::syncFromFrontEnd(const Qt3DCore::QNode *frontEnd, bool firstTime)
++ {
++ const QSceneLoader *node = qobject_cast<const QSceneLoader *>(frontEnd);
++ if (!node)
++ return;
++
++ BackendNode::syncFromFrontEnd(frontEnd, firstTime);
++
++ if (node->source() != m_source) {
++ m_source = node->source();
++ if (m_source.isEmpty() || Qt3DCore::QDownloadHelperService::isLocal(m_source))
++ m_sceneManager->addSceneData(m_source, peerId());
++ else
++ m_sceneManager->startSceneDownload(m_source, peerId());
++
++ const auto d = static_cast<const QSceneLoaderPrivate *>(Qt3DCore::QNodePrivate::get(node));
++ const_cast<QSceneLoaderPrivate *>(d)->setStatus(QSceneLoader::Loading);
++ }
++ markDirty(AbstractRenderer::AllDirty);
++ }
++
++ QUrl Scene::source() const
++ {
++ return m_source;
++ }
++
++ void Scene::setSceneManager(SceneManager *manager)
++ {
++ if (m_sceneManager != manager)
++ m_sceneManager = manager;
++ }
++
++ RenderSceneFunctor::RenderSceneFunctor(AbstractRenderer *renderer, SceneManager *sceneManager)
++ : m_sceneManager(sceneManager)
++ , m_renderer(renderer)
++ {
++ }
++
++ Qt3DCore::QBackendNode *RenderSceneFunctor::create(Qt3DCore::QNodeId id) const
++ {
++ Scene *scene = m_sceneManager->getOrCreateResource(id);
++ scene->setSceneManager(m_sceneManager);
++ scene->setRenderer(m_renderer);
++ return scene;
++ }
++
++ Qt3DCore::QBackendNode *RenderSceneFunctor::get(Qt3DCore::QNodeId id) const
++ {
++ return m_sceneManager->lookupResource(id);
++ }
++
++ void RenderSceneFunctor::destroy(Qt3DCore::QNodeId id) const
++ {
++ m_sceneManager->releaseResource(id);
++ }
++
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE