forked from qt-creator/qt-creator
82 lines
2.9 KiB
C++
82 lines
2.9 KiB
C++
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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing
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**
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** This file is part of Qt Creator.
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**
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms and
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** conditions see http://www.qt.io/terms-conditions. For further information
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** use the contact form at http://www.qt.io/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 or version 3 as published by the Free
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** Software Foundation and appearing in the file LICENSE.LGPLv21 and
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** LICENSE.LGPLv3 included in the packaging of this file. Please review the
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** following information to ensure the GNU Lesser General Public License
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** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, The Qt Company gives you certain additional
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** rights. These rights are described in The Qt Company LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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****************************************************************************/
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#include "runscenegraph.h"
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#include <QTest>
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#include <QString>
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#include <QOpenGLContext>
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#include <QOffscreenSurface>
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#include <QSGEngine>
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#include <QSGAbstractRenderer>
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void renderMessageHandler(QtMsgType type, const QMessageLogContext &context, const QString &message)
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{
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if (type > QtDebugMsg)
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QTest::qFail(message.toLatin1().constData(), context.file, context.line);
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else
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QTest::qWarn(message.toLatin1().constData(), context.file, context.line);
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}
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void runSceneGraph(QSGNode *node)
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{
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QSurfaceFormat format;
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format.setStencilBufferSize(8);
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format.setDepthBufferSize(24);
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QOpenGLContext context;
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context.setFormat(format);
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QVERIFY(context.create());
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QOffscreenSurface surface;
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surface.setFormat(format);
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surface.create();
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QVERIFY(context.makeCurrent(&surface));
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QSGEngine engine;
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QSGRootNode root;
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root.appendChildNode(node);
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engine.initialize(&context);
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QSGAbstractRenderer *renderer = engine.createRenderer();
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QVERIFY(renderer != 0);
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renderer->setRootNode(&root);
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QtMessageHandler originalHandler = qInstallMessageHandler(renderMessageHandler);
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renderer->renderScene();
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qInstallMessageHandler(originalHandler);
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delete renderer;
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// Unfortunately we cannot check the results of the rendering. But at least we know the shaders
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// have not crashed here.
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context.doneCurrent();
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}
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