main.cpp Example File

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#include <QGuiApplication> #include <QCommandLineParser> #include <QDebug> #include <q3dsruntimeglobal.h> #include <Q3DSSurfaceViewer> #include <Q3DSPresentation> #include <Q3DSDataInput> #include "window_manualupdate.h" #include "window_autoupdate.h" int main(int argc, char *argv[]) { QGuiApplication app(argc, argv); QSurfaceFormat::setDefaultFormat(Q3DS::surfaceFormat()); QCommandLineParser parser; QCommandLineOption multiWindowOption("multi", "Multiple windows"); parser.addOption(multiWindowOption); parser.process(app); ManualUpdateWindow w; w.setTitle(QLatin1String("Qt 3D Studio plain QWindow Example")); Q3DSSurfaceViewer viewer; QObject::connect(&viewer, &Q3DSSurfaceViewer::errorChanged, &viewer, [&viewer] { const QString msg = viewer.error(); if (!msg.isEmpty()) qWarning() << msg; }); // The presentation has a data input entry "di_text" for the textstring // property of one of the Text nodes. Provide a custom value. Do this in a // manner so that the value is set even when doing a Reload or changing the // presentation object's source. Q3DSDataInput dataInput(viewer.presentation(), QLatin1String("di_text")); QObject::connect(&viewer, &Q3DSSurfaceViewer::presentationLoaded, &viewer, [&dataInput] { dataInput.setValue(QLatin1String("Hello world")); }); viewer.presentation()->setSource(QUrl(QLatin1String("qrc:/barrel.uip"))); viewer.create(&w, w.context()); w.setViewer(&viewer); w.resize(1024, 768); w.show(); QScopedPointer<AutoUpdateWindow> w2; QScopedPointer<Q3DSSurfaceViewer> viewer2; if (parser.isSet(multiWindowOption)) { w2.reset(new AutoUpdateWindow); viewer2.reset(new Q3DSSurfaceViewer); viewer2->presentation()->setSource(QUrl(QLatin1String("qrc:/barrel.uip"))); // change from the default -1 (auto-update disabled) to an interval of // 0 since AutoUpdateWindow does not do anything on its own that would // lead to calling update() viewer2->setUpdateInterval(0); viewer2->create(w2.data(), w2->context()); w2->resize(800, 600); w2->show(); } return app.exec(); }

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