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++ // Copyright (C) 2017 The Qt Company Ltd and/or its subsidiary(-ies).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "scene2dplugin.h"
++
++ #include <Qt3DRender/qrenderaspect.h>
++ #include <Qt3DQuickScene2D/qscene2d.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++ namespace Render {
++
++ template <typename Backend>
++ class Scene2DBackendNodeMapper : public Qt3DCore::QBackendNodeMapper
++ {
++ public:
++ explicit Scene2DBackendNodeMapper(Render::AbstractRenderer *renderer,
++ Render::Scene2DNodeManager *manager)
++ : m_manager(manager)
++ , m_renderer(renderer)
++ {
++ }
++
++ Qt3DCore::QBackendNode *create(Qt3DCore::QNodeId id) const final
++ {
++ Backend *backend = m_manager->getOrCreateResource(id);
++ backend->setRenderer(m_renderer);
++ return backend;
++ }
++
++ Qt3DCore::QBackendNode *get(Qt3DCore::QNodeId id) const final
++ {
++ return m_manager->lookupResource(id);
++ }
++
++ void destroy(Qt3DCore::QNodeId id) const final
++ {
++ m_manager->releaseResource(id);
++ }
++
++ private:
++ Render::Scene2DNodeManager *m_manager;
++ Render::AbstractRenderer *m_renderer;
++ };
++
++ Scene2DPlugin::Scene2DPlugin()
++ : m_scene2dNodeManager(new Render::Scene2DNodeManager())
++ {
++
++ }
++
++ Scene2DPlugin::~Scene2DPlugin()
++ {
++ delete m_scene2dNodeManager;
++ }
++
++ bool Scene2DPlugin::registerBackendTypes(QRenderAspect *aspect,
++ AbstractRenderer *renderer)
++ {
++ registerBackendType(aspect, Qt3DRender::Quick::QScene2D::staticMetaObject,
++ QSharedPointer<Scene2DBackendNodeMapper<Render::Quick::Scene2D> >
++ ::create(renderer, m_scene2dNodeManager));
++ return true;
++ }
++ bool Scene2DPlugin::unregisterBackendTypes(QRenderAspect *aspect)
++ {
++ unregisterBackendType(aspect, Qt3DRender::Quick::QScene2D::staticMetaObject);
++ return true;
++ }
++
++ } // namespace Render
++ } // namespace Qt3DRender
++
++ QT_END_NAMESPACE