Qt Quick 3D - RuntimeLoader Example

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#ifdef HAS_MODULE_QT_WIDGETS # include <QApplication> #endif #include <QGuiApplication> #include <QQmlApplicationEngine> #include <QQuickWindow> #include <QtQuick3D/qquick3d.h> int main(int argc, char *argv[]) { #ifdef HAS_MODULE_QT_WIDGETS QApplication app(argc, argv); #else QGuiApplication app(argc, argv); #endif app.setOrganizationName("The Qt Company"); app.setOrganizationDomain("qt.io"); app.setApplicationName("Runtime Asset Loading Example"); const auto importUrl = argc > 1 ? QUrl::fromLocalFile(argv[1]) : QUrl{}; if (importUrl.isValid()) qDebug() << "Importing" << importUrl; QSurfaceFormat::setDefaultFormat(QQuick3D::idealSurfaceFormat(4)); QQmlApplicationEngine engine; const QUrl url(QStringLiteral("qrc:/main.qml")); engine.load(url); if (engine.rootObjects().isEmpty()) { qWarning() << "Could not find root object in" << url; return -1; } QObject *topLevel = engine.rootObjects().value(0); QQuickWindow *window = qobject_cast<QQuickWindow *>(topLevel); if (window) window->setProperty("importUrl", importUrl); return app.exec(); }