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/*
Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "../../util.h"
#include <QGLWidget>
#include <QGraphicsView>
#include <QGraphicsWebView>
#include <QScopedPointer>
#include <QWebFrame>
#include <QtTest/QtTest>
class GraphicsView;
class tst_WebGlPerformance : public QObject {
Q_OBJECT
private Q_SLOTS:
void init();
void cleanup();
void benchSoftwareFallbackRgb16();
void benchSoftwareFallbackRgb32();
void benchSoftwareFallbackArgb32();
void benchSoftwareFallbackArgb32Premultiplied();
private:
void benchmarkFrameRenderingOnImage(QImage::Format);
QScopedPointer<GraphicsView> m_view;
};
class GraphicsView : public QGraphicsView {
public:
GraphicsView();
QGraphicsWebView* m_webView;
protected:
void resizeEvent(QResizeEvent*);
};
GraphicsView::GraphicsView()
{
QGraphicsScene* const scene = new QGraphicsScene(this);
setScene(scene);
m_webView = new QGraphicsWebView;
scene->addItem(m_webView);
m_webView->page()->settings()->setAttribute(QWebSettings::WebGLEnabled, true);
resize(800, 600);
setFrameShape(QFrame::NoFrame);
setViewport(new QGLWidget);
}
void GraphicsView::resizeEvent(QResizeEvent* event)
{
QGraphicsView::resizeEvent(event);
QRectF rect(QPoint(0, 0), event->size());
m_webView->setGeometry(rect);
scene()->setSceneRect(rect);
}
void tst_WebGlPerformance::init()
{
m_view.reset(new GraphicsView);
m_view->showMaximized();
QTest::qWaitForWindowShown(m_view.data());
}
void tst_WebGlPerformance::cleanup()
{
m_view.reset();
}
void tst_WebGlPerformance::benchSoftwareFallbackRgb16()
{
benchmarkFrameRenderingOnImage(QImage::Format_RGB16);
}
void tst_WebGlPerformance::benchSoftwareFallbackRgb32()
{
benchmarkFrameRenderingOnImage(QImage::Format_RGB32);
}
void tst_WebGlPerformance::benchSoftwareFallbackArgb32()
{
benchmarkFrameRenderingOnImage(QImage::Format_ARGB32);
}
void tst_WebGlPerformance::benchSoftwareFallbackArgb32Premultiplied()
{
benchmarkFrameRenderingOnImage(QImage::Format_ARGB32_Premultiplied);
}
void tst_WebGlPerformance::benchmarkFrameRenderingOnImage(QImage::Format format)
{
m_view->m_webView->load(QUrl(QLatin1String("qrc:///testcases/10000_triangles.html")));
const bool pageLoaded = waitForSignal(m_view->m_webView, SIGNAL(loadFinished(bool)));
Q_ASSERT(pageLoaded);
Q_UNUSED(pageLoaded);
QImage target(m_view->size(), format);
QBENCHMARK {
QPainter painter(&target);
m_view->render(&painter);
painter.end();
}
}
QTEST_MAIN(tst_WebGlPerformance)
#include "tst_webgl.moc"
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