summaryrefslogtreecommitdiffstats
path: root/examples/opengl/threadedqopenglwidget/main.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'examples/opengl/threadedqopenglwidget/main.cpp')
-rw-r--r--examples/opengl/threadedqopenglwidget/main.cpp131
1 files changed, 0 insertions, 131 deletions
diff --git a/examples/opengl/threadedqopenglwidget/main.cpp b/examples/opengl/threadedqopenglwidget/main.cpp
deleted file mode 100644
index 975def030b..0000000000
--- a/examples/opengl/threadedqopenglwidget/main.cpp
+++ /dev/null
@@ -1,131 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2016 The Qt Company Ltd.
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of the examples of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:BSD$
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** BSD License Usage
-** Alternatively, you may use this file under the terms of the BSD license
-** as follows:
-**
-** "Redistribution and use in source and binary forms, with or without
-** modification, are permitted provided that the following conditions are
-** met:
-** * Redistributions of source code must retain the above copyright
-** notice, this list of conditions and the following disclaimer.
-** * Redistributions in binary form must reproduce the above copyright
-** notice, this list of conditions and the following disclaimer in
-** the documentation and/or other materials provided with the
-** distribution.
-** * Neither the name of The Qt Company Ltd nor the names of its
-** contributors may be used to endorse or promote products derived
-** from this software without specific prior written permission.
-**
-**
-** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include <QApplication>
-#include <QMainWindow>
-#include <QScreen>
-#include <QSurfaceFormat>
-#include <QOpenGLContext>
-#include <QCommandLineParser>
-#include <QCommandLineOption>
-#include "mainwindow.h"
-#include "glwidget.h"
-
-#include <memory>
-
-static QString getGlString(QOpenGLFunctions *functions, GLenum name)
-{
- if (const GLubyte *p = functions->glGetString(name))
- return QString::fromLatin1(reinterpret_cast<const char *>(p));
- return QString();
-}
-
-int main( int argc, char ** argv )
-{
- QApplication a( argc, argv );
-
- QCoreApplication::setApplicationName("Qt Threaded QOpenGLWidget Example");
- QCoreApplication::setOrganizationName("QtProject");
- QCoreApplication::setApplicationVersion(QT_VERSION_STR);
- QCommandLineParser parser;
- parser.setApplicationDescription(QCoreApplication::applicationName());
- parser.addHelpOption();
- parser.addVersionOption();
- QCommandLineOption singleOption("single", "Single thread");
- parser.addOption(singleOption);
- parser.process(a);
-
- QSurfaceFormat format;
- format.setDepthBufferSize(16);
- QSurfaceFormat::setDefaultFormat(format);
-
- // Two top-level windows with two QOpenGLWidget children in each.
- // The rendering for the four QOpenGLWidgets happens on four separate threads.
-
- GLWidget topLevelGlWidget;
- QPoint pos = topLevelGlWidget.screen()->availableGeometry().topLeft() + QPoint(200, 200);
- topLevelGlWidget.setWindowTitle(QStringLiteral("Threaded QOpenGLWidget example top level"));
- topLevelGlWidget.resize(200, 200);
- topLevelGlWidget.move(pos);
- topLevelGlWidget.show();
-
- const QString glInfo = getGlString(topLevelGlWidget.context()->functions(), GL_VENDOR)
- + QLatin1Char('/') + getGlString(topLevelGlWidget.context()->functions(), GL_RENDERER);
-
- const bool supportsThreading = !glInfo.contains(QLatin1String("nouveau"), Qt::CaseInsensitive)
- && !glInfo.contains(QLatin1String("ANGLE"), Qt::CaseInsensitive)
- && !glInfo.contains(QLatin1String("llvmpipe"), Qt::CaseInsensitive);
-
- const QString toolTip = supportsThreading ? glInfo : glInfo + QStringLiteral("\ndoes not support threaded OpenGL.");
- topLevelGlWidget.setToolTip(toolTip);
-
- std::unique_ptr<MainWindow> mw1;
- std::unique_ptr<MainWindow> mw2;
- if (!parser.isSet(singleOption)) {
- if (supportsThreading) {
- pos += QPoint(100, 100);
- mw1.reset(new MainWindow);
- mw1->setToolTip(toolTip);
- mw1->move(pos);
- mw1->setWindowTitle(QStringLiteral("Threaded QOpenGLWidget example #1"));
- mw1->show();
- pos += QPoint(100, 100);
- mw2.reset(new MainWindow);
- mw2->setToolTip(toolTip);
- mw2->move(pos);
- mw2->setWindowTitle(QStringLiteral("Threaded QOpenGLWidget example #2"));
- mw2->show();
- } else {
- qWarning() << toolTip;
- }
- }
-
- return a.exec();
-}