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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtGui>
#include <QString>
#include <qtest.h>
void paint(QPaintDevice *device)
{
QPainter p(device);
p.setCompositionMode(QPainter::CompositionMode_Source);
p.fillRect(0, 0, device->width(), device->height(), Qt::transparent);
QLinearGradient g(QPoint(0, 0), QPoint(1, 1));
// g.setCoordinateMode(QGradient::ObjectBoundingMode);
g.setColorAt(0, Qt::magenta);
g.setColorAt(0, Qt::white);
// p.setOpacity(0.8);
p.setPen(Qt::NoPen);
p.setBrush(g);
p.setRenderHint(QPainter::Antialiasing);
p.setOpacity(0.9);
p.drawEllipse(0, 0, device->width(), device->height());
}
QLatin1String compositionModes[] = {
QLatin1String("SourceOver"),
QLatin1String("DestinationOver"),
QLatin1String("Clear"),
QLatin1String("Source"),
QLatin1String("Destination"),
QLatin1String("SourceIn"),
QLatin1String("DestinationIn"),
QLatin1String("SourceOut"),
QLatin1String("DestinationOut"),
QLatin1String("SourceAtop"),
QLatin1String("DestinationAtop"),
QLatin1String("Xor"),
//svg 1.2 blend modes
QLatin1String("Plus"),
QLatin1String("Multiply"),
QLatin1String("Screen"),
QLatin1String("Overlay"),
QLatin1String("Darken"),
QLatin1String("Lighten"),
QLatin1String("ColorDodge"),
QLatin1String("ColorBurn"),
QLatin1String("HardLight"),
QLatin1String("SoftLight"),
QLatin1String("Difference"),
QLatin1String("Exclusion")
};
enum BrushType { ImageBrush, SolidBrush };
QLatin1String brushTypes[] = {
QLatin1String("ImageBrush"),
QLatin1String("SolidBrush"),
};
class BlendBench : public QObject
{
Q_OBJECT
private slots:
void blendBench_data();
void blendBench();
void blendBenchAlpha_data();
void blendBenchAlpha();
};
void BlendBench::blendBench_data()
{
int first = 0;
int limit = 12;
if (qApp->arguments().contains("--extended")) {
first = 12;
limit = 24;
}
QTest::addColumn<int>("brushType");
QTest::addColumn<int>("compositionMode");
for (int brush = ImageBrush; brush <= SolidBrush; ++brush)
for (int mode = first; mode < limit; ++mode)
QTest::newRow(QString("brush=%1; mode=%2")
.arg(brushTypes[brush]).arg(compositionModes[mode]).toAscii().data())
<< brush << mode;
}
void BlendBench::blendBench()
{
QFETCH(int, brushType);
QFETCH(int, compositionMode);
QImage img(512, 512, QImage::Format_ARGB32_Premultiplied);
QImage src(512, 512, QImage::Format_ARGB32_Premultiplied);
paint(&src);
QPainter p(&img);
p.setPen(Qt::NoPen);
p.setCompositionMode(QPainter::CompositionMode(compositionMode));
if (brushType == ImageBrush) {
p.setBrush(QBrush(src));
} else if (brushType == SolidBrush) {
p.setBrush(QColor(127, 127, 127, 127));
}
QBENCHMARK {
p.drawRect(0, 0, 512, 512);
}
}
void BlendBench::blendBenchAlpha_data()
{
blendBench_data();
}
void BlendBench::blendBenchAlpha()
{
QFETCH(int, brushType);
QFETCH(int, compositionMode);
QImage img(512, 512, QImage::Format_ARGB32_Premultiplied);
QImage src(512, 512, QImage::Format_ARGB32_Premultiplied);
paint(&src);
QPainter p(&img);
p.setPen(Qt::NoPen);
p.setCompositionMode(QPainter::CompositionMode(compositionMode));
if (brushType == ImageBrush) {
p.setBrush(QBrush(src));
} else if (brushType == SolidBrush) {
p.setBrush(QColor(127, 127, 127, 127));
}
p.setOpacity(0.7f);
QBENCHMARK {
p.drawRect(0, 0, 512, 512);
}
}
QTEST_MAIN(BlendBench)
#include "main.moc"
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