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Qt Cluster: Rendering on QNX and INTEGRITY

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#include "scenehelper.h" QObject *SceneHelper::findEntity(Qt3DRender::QSceneLoader *loader, const QString &name) { // The QSceneLoader instance is a component of an entity. The loaded scene // tree is added under this entity. QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return 0; // Technically there could be multiple entities referencing the scene loader // but sharing is discouraged, and in our case there will be one anyhow. Qt3DCore::QEntity *root = entities[0]; // The scene structure and names always depend on the asset. return root->findChild<Qt3DCore::QEntity *>(name); } void SceneHelper::removeFromScene(Qt3DRender::QSceneLoader *loader, const QStringList &names) { QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return; Qt3DCore::QEntity *root = entities[0]; foreach (QString name, names) { QObject *entity = root->findChild<Qt3DCore::QEntity *>(name); entity->setParent(Q_NULLPTR); } } void SceneHelper::addBasicMaterials(Qt3DRender::QSceneLoader *loader, Qt3DRender::QMaterial *material, QStringList names) { QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return; Qt3DCore::QEntity *root = entities[0]; addComponents(names, root, material); } void SceneHelper::addTextureMaterial(Qt3DRender::QSceneLoader *loader, Qt3DRender::QMaterial *material, QString name) { QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return; Qt3DCore::QEntity *root = entities[0]; addComponent(name, root, material); } void SceneHelper::replaceMaterial(Qt3DRender::QSceneLoader *loader, const QString &name, Qt3DRender::QMaterial *material) { QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return; Qt3DCore::QEntity *root = entities[0]; Qt3DCore::QEntity *entity = root->findChild<Qt3DCore::QEntity *>(name); if (entity) { #if (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) QVector<Qt3DCore::QComponent *> components = entity->components(); #else Qt3DCore::QComponentList components = entity->components(); #endif foreach (Qt3DCore::QComponent *comp, components) { if (qobject_cast<Qt3DRender::QMaterial *>(comp)) { entity->removeComponent(comp); break; } } entity->addComponent(material); } } void SceneHelper::addComponents(QStringList &names, Qt3DCore::QEntity *root, Qt3DRender::QMaterial *material) { foreach (QString name, names) { Qt3DCore::QEntity *entity = root->findChild<Qt3DCore::QEntity *>(name); if (entity) { #if (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) QVector<Qt3DCore::QComponent *> components = entity->components(); #else Qt3DCore::QComponentList components = entity->components(); #endif foreach (Qt3DCore::QComponent *comp, components) { if (qobject_cast<Qt3DRender::QMaterial *>(comp)) { //qDebug() << " removing " << comp; entity->removeComponent(comp); break; } } entity->addComponent(material); } } } void SceneHelper::searchCamera(Qt3DRender::QSceneLoader *loader, const QString &name) { QVector<Qt3DCore::QEntity *> entities = loader->entities(); if (entities.isEmpty()) return; Qt3DCore::QEntity *root = entities[0]; Qt3DCore::QEntity *entity = root->findChild<Qt3DCore::QEntity *>(name); //qDebug() << "Found entity " << entity; #if (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) QVector<Qt3DCore::QComponent *> components = entity->components(); #else Qt3DCore::QComponentList components = entity->components(); #endif foreach (Qt3DCore::QComponent *comp, components) { #if (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) if (qobject_cast<Qt3DRender::QCameraLens *>(comp)) { Qt3DRender::QCameraLens *lens = qobject_cast<Qt3DRender::QCameraLens *>(comp); Q_UNUSED(lens) } #else if (qobject_cast<Qt3DCore::QCameraLens *>(comp)) { Qt3DCore::QCameraLens *lens = qobject_cast<Qt3DCore::QCameraLens *>(comp); } #endif } } void SceneHelper::addComponent(QString &name, Qt3DCore::QEntity *root, Qt3DRender::QMaterial *material) { Qt3DCore::QEntity *entity = root->findChild<Qt3DCore::QEntity *>(name); if (entity) { #if (QT_VERSION >= QT_VERSION_CHECK(5, 7, 0)) QVector<Qt3DCore::QComponent *> components = entity->components(); #else Qt3DCore::QComponentList components = entity->components(); #endif foreach (Qt3DCore::QComponent *comp, components) { if (qobject_cast<Qt3DRender::QMaterial *>(comp)) { entity->removeComponent(comp); break; } } entity->addComponent(material); } else { } } void SceneHelper::addListEntry(const QVariant &list, QObject *entry) { QQmlListReference ref = list.value<QQmlListReference>(); ref.append(entry); }