05fc3aef53
Replace the current license disclaimer in files by a SPDX-License-Identifier. Files that have to be modified by hand are modified. License files are organized under LICENSES directory. Task-number: QTBUG-67283 Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Lars Knoll <lars.knoll@qt.io> Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
126 lines
4.7 KiB
C++
126 lines
4.7 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "hellowindow.h"
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#include <qpa/qplatformintegration.h>
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#include <QCommandLineParser>
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#include <QCommandLineOption>
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#include <QGuiApplication>
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#include <QScreen>
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#include <QThread>
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int main(int argc, char *argv[])
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{
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QGuiApplication app(argc, argv);
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QCoreApplication::setApplicationName("Qt HelloWindow GL Example");
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QCoreApplication::setOrganizationName("QtProject");
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QCoreApplication::setApplicationVersion(QT_VERSION_STR);
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QCommandLineParser parser;
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parser.setApplicationDescription(QCoreApplication::applicationName());
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parser.addHelpOption();
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parser.addVersionOption();
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QCommandLineOption multipleOption("multiple", "Create multiple windows");
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parser.addOption(multipleOption);
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QCommandLineOption multipleSampleOption("multisample", "Multisampling");
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parser.addOption(multipleSampleOption);
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QCommandLineOption multipleScreenOption("multiscreen", "Run on multiple screens");
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parser.addOption(multipleScreenOption);
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QCommandLineOption timeoutOption("timeout", "Close after 10s");
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parser.addOption(timeoutOption);
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parser.process(app);
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// Some platforms can only have one window per screen. Therefore we need to differentiate.
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const bool multipleWindows = parser.isSet(multipleOption);
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const bool multipleScreens = parser.isSet(multipleScreenOption);
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QScreen *screen = QGuiApplication::primaryScreen();
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QRect screenGeometry = screen->availableGeometry();
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QSurfaceFormat format;
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format.setDepthBufferSize(16);
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if (parser.isSet(multipleSampleOption))
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format.setSamples(4);
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QPoint center = QPoint(screenGeometry.center().x(), screenGeometry.top() + 80);
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QSize windowSize(400, 320);
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int delta = 40;
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QList<QWindow *> windows;
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QSharedPointer<Renderer> rendererA(new Renderer(format));
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HelloWindow *windowA = new HelloWindow(rendererA);
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windowA->setGeometry(QRect(center, windowSize).translated(-windowSize.width() - delta / 2, 0));
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windowA->setTitle(QStringLiteral("Thread A - Context A"));
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windowA->setVisible(true);
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windows.prepend(windowA);
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QList<QThread *> renderThreads;
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if (multipleWindows) {
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QSharedPointer<Renderer> rendererB(new Renderer(format, rendererA.data()));
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QThread *renderThread = new QThread;
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rendererB->moveToThread(renderThread);
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renderThreads << renderThread;
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HelloWindow *windowB = new HelloWindow(rendererA);
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windowB->setGeometry(QRect(center, windowSize).translated(delta / 2, 0));
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windowB->setTitle(QStringLiteral("Thread A - Context A"));
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windowB->setVisible(true);
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windows.prepend(windowB);
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HelloWindow *windowC = new HelloWindow(rendererB);
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windowC->setGeometry(QRect(center, windowSize).translated(-windowSize.width() / 2, windowSize.height() + delta));
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windowC->setTitle(QStringLiteral("Thread B - Context B"));
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windowC->setVisible(true);
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windows.prepend(windowC);
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}
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if (multipleScreens) {
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for (int i = 1; i < QGuiApplication::screens().size(); ++i) {
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QScreen *screen = QGuiApplication::screens().at(i);
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QSharedPointer<Renderer> renderer(new Renderer(format, rendererA.data(), screen));
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QThread *renderThread = new QThread;
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renderer->moveToThread(renderThread);
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renderThreads.prepend(renderThread);
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QRect screenGeometry = screen->availableGeometry();
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QPoint center = screenGeometry.center();
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QSize windowSize = screenGeometry.size() * 0.8;
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HelloWindow *window = new HelloWindow(renderer, screen);
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window->setGeometry(QRect(center, windowSize).translated(-windowSize.width() / 2, -windowSize.height() / 2));
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QChar id = QChar('B' + i);
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window->setTitle(QStringLiteral("Thread ") + id + QStringLiteral(" - Context ") + id);
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window->setVisible(true);
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windows.prepend(window);
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}
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}
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for (int i = 0; i < renderThreads.size(); ++i) {
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QObject::connect(qGuiApp, &QGuiApplication::lastWindowClosed, renderThreads.at(i), &QThread::quit);
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renderThreads.at(i)->start();
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}
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// Quit after 10 seconds. For platforms that do not have windows that are closeable.
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if (parser.isSet(timeoutOption))
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QTimer::singleShot(10000, qGuiApp, &QCoreApplication::quit);
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const int exitValue = app.exec();
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for (int i = 0; i < renderThreads.size(); ++i) {
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renderThreads.at(i)->quit(); // some platforms may not have windows to close so ensure quit()
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renderThreads.at(i)->wait();
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}
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qDeleteAll(windows);
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qDeleteAll(renderThreads);
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return exitValue;
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}
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