katie/tests/benchmarks/declarative/qmlshadersplugin/tst_performance.cpp
Ivailo Monev 7e2cedaf54 add benchmarks from Qt4, some of which not yet ported to CMake build system
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2016-02-01 03:33:31 +02:00

111 lines
4.3 KiB
C++

/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QML Shaders plugin of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
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** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
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#include <QApplication>
#include <QtTest/qtest.h>
#include <QtDeclarative>
#include "../../../../src/imports/shaders/shadereffectitem.h"
#include "../../../../src/imports/shaders/shadereffectsource.h"
//#include "../../../src/shadereffect.h"
class BenchmarkItem : public QDeclarativeItem
{
Q_OBJECT
public:
BenchmarkItem( QDeclarativeItem * parent = 0 ) : QDeclarativeItem(parent)
, m_frameCount(0)
{
setFlag(QGraphicsItem::ItemHasNoContents, false);
}
void paint (QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
QDeclarativeItem::paint(painter, option, widget);
if (timer.restart() > 7) m_frameCount++;
}
int frameCount() { return m_frameCount; }
private:
int m_frameCount;
QTime timer;
};
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
QDeclarativeView view;
view.setViewportUpdateMode(QGraphicsView::FullViewportUpdate);
view.setAttribute(Qt::WA_OpaquePaintEvent);
view.setAttribute(Qt::WA_NoSystemBackground);
view.setResizeMode(QDeclarativeView::SizeViewToRootObject);
qmlRegisterType<ShaderEffectItem>("Qt.labs.shaders", 1, 0, "ShaderEffectItem");
qmlRegisterType<ShaderEffectSource>("Qt.labs.shaders", 1, 0, "ShaderEffectSource");
QGLFormat format = QGLFormat::defaultFormat();
format.setSampleBuffers(false);
format.setSwapInterval(1);
QGLWidget* glWidget = new QGLWidget(format);
glWidget->setAutoFillBackground(false);
view.setViewport(glWidget);
view.show();
view.setSource(QUrl::fromLocalFile("TestWater.qml"));
BenchmarkItem *benchmarkItem;
qDebug() << "Sea Water benchmark:";
benchmarkItem = new BenchmarkItem(dynamic_cast<QDeclarativeItem *>(view.rootObject()));
QTest::qWait(5000);
qDebug() << "Rendered " << benchmarkItem->frameCount() << " frames in 5 seconds";
qDebug() << "Average " << benchmarkItem->frameCount() / 5.0 << " frames per second";
qDebug() << "Gaussian drop shadow benchmark:";
view.setSource(QUrl::fromLocalFile("TestGaussianDropShadow.qml"));
benchmarkItem = new BenchmarkItem(dynamic_cast<QDeclarativeItem *>(view.rootObject()));
QTest::qWait(5000);
qDebug() << "Rendered " << benchmarkItem->frameCount() << " frames in 5 seconds";
qDebug() << "Average " << benchmarkItem->frameCount() / 5.0 << " frames per second";
}
#include "moc_tst_performance.cpp"