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++ // Copyright (C) 2018 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 "updateentitylayersjob_p.h"
++ #include <Qt3DRender/private/managers_p.h>
++ #include <Qt3DRender/private/nodemanagers_p.h>
++ #include <Qt3DRender/private/entity_p.h>
++ #include <Qt3DRender/private/job_common_p.h>
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender {
++
++ namespace Render {
++
++ UpdateEntityLayersJob::UpdateEntityLayersJob()
++ : m_manager(nullptr)
++ {
++ SET_JOB_RUN_STAT_TYPE(this, JobTypes::UpdateLayerEntity, 0)
++
++ }
++
++ void UpdateEntityLayersJob::run()
++ {
++ Q_ASSERT(m_manager);
++ EntityManager *entityManager = m_manager->renderNodesManager();
++
++ const std::vector<HEntity> &handles = entityManager->activeHandles();
++
++ // Clear list of recursive layerIds
++ for (const HEntity &handle : handles) {
++ Entity *entity = entityManager->data(handle);
++ entity->clearRecursiveLayerIds();
++ }
++
++ LayerManager *layerManager = m_manager->layerManager();
++
++ // Set recursive layerIds on children
++ for (const HEntity &handle : handles) {
++ Entity *entity = entityManager->data(handle);
++ const Qt3DCore::QNodeIdVector entityLayers = entity->componentsUuid<Layer>();
++
++ for (const Qt3DCore::QNodeId &layerId : entityLayers) {
++ Layer *layer = layerManager->lookupResource(layerId);
++ if (layer->recursive()) {
++ // Find all children of the entity and add the layers to them
++ entity->traverse([layerId](Entity *e) {
++ e->addRecursiveLayerId(layerId);
++ });
++ }
++ }
++ }
++ }
++
++ } // Render
++
++ } // Qt3DRender
++
++ QT_END_NAMESPACE