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Diffstat (limited to 'tests/benchmarks/opengl/main.cpp')
| -rw-r--r-- | tests/benchmarks/opengl/main.cpp | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/tests/benchmarks/opengl/main.cpp b/tests/benchmarks/opengl/main.cpp new file mode 100644 index 0000000..d63c9b2 --- /dev/null +++ b/tests/benchmarks/opengl/main.cpp @@ -0,0 +1,379 @@ +/**************************************************************************** +** +** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (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 either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** 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 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** 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 +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ +#include <QtGui> +#include <QtOpenGL> + +#include <qtest.h> + +#include <private/qpaintengine_opengl_p.h> + +class OpenGLBench : public QObject +{ + Q_OBJECT + +private slots: + void initTestCase(); + void cleanupTestCase(); + + void imageDrawing_data(); + void imageDrawing(); + + void pathDrawing_data(); + void pathDrawing(); + + void painterOverhead(); + + void startupCost_data(); + void startupCost(); + + void lineDrawing(); + + void textDrawing_data(); + void textDrawing(); + + void clippedPainting_data(); + void clippedPainting(); + + void gradients_data(); + void gradients(); + +private: + QGLPixelBuffer *pb; +}; + +void OpenGLBench::initTestCase() +{ + pb = new QGLPixelBuffer(512, 512); + + QPainter p(pb); + p.setRenderHint(QPainter::Antialiasing); + p.setRenderHint(QPainter::HighQualityAntialiasing); + + p.drawImage(0, 0, QImage(256, 256, QImage::Format_ARGB32_Premultiplied)); +} + +void OpenGLBench::cleanupTestCase() +{ + delete pb; +} + +void OpenGLBench::imageDrawing_data() +{ + QTest::addColumn<bool>("smoothPixmapTransform"); + QTest::addColumn<bool>("highQualityAntialiasing"); + QTest::addColumn<bool>("pixmap"); + + for (int i = 0; i < (1 << 3); ++i) { + bool smoothPixmapTransform = i & 1; + bool highQualityAntialiasing = i & 2; + bool pixmap = i & 4; + + QTest::newRow(QString("pixmap=%1 highQualityAntialiasing=%2 smoothPixmapTransform=%3") + .arg(pixmap).arg(highQualityAntialiasing).arg(smoothPixmapTransform).toAscii().data()) + << pixmap << highQualityAntialiasing << smoothPixmapTransform; + } +} + +void OpenGLBench::imageDrawing() +{ + QFETCH(bool, smoothPixmapTransform); + QFETCH(bool, highQualityAntialiasing); + QFETCH(bool, pixmap); + + QImage img; + QPixmap pm; + + if (pixmap) + pm = QPixmap(800, 800); + else + img = QImage(800, 800, QImage::Format_ARGB32_Premultiplied); + + QPainter p(pb); + p.setRenderHint(QPainter::SmoothPixmapTransform, smoothPixmapTransform); + p.setRenderHint(QPainter::Antialiasing, highQualityAntialiasing); + p.setRenderHint(QPainter::HighQualityAntialiasing, highQualityAntialiasing); + + QBENCHMARK { + if (pixmap) { + pm.detach(); + p.drawPixmap(0, 0, pm); + } else { + img.detach(); + p.drawImage(0, 0, img); + } + } +} + +Q_DECLARE_METATYPE(QPainterPath) + +void OpenGLBench::pathDrawing_data() +{ + QTest::addColumn<QPainterPath>("path"); + QTest::addColumn<bool>("highQualityAntialiasing"); + + QList<QPair<QPainterPath, QLatin1String> > paths; + + { + QPainterPath path; + path.addRect(-100, -100, 200, 200); + paths << qMakePair(path, QLatin1String("plain rect")); + } + + { + QPainterPath path; + path.addRoundedRect(-100, -100, 200, 200, 50, 50); + paths << qMakePair(path, QLatin1String("rounded rect")); + } + + { + QPainterPath path; + path.addEllipse(-100, -100, 200, 200); + paths << qMakePair(path, QLatin1String("ellipse")); + } + + for (int j = 0; j < (1 << 1); ++j) { + bool highQualityAntialiasing = j & 1; + + for (int i = 0; i < paths.size(); ++i) { + QTest::newRow(QString("path=%1 highQualityAntialiasing=%2") + .arg(paths[i].second).arg(highQualityAntialiasing).toAscii().data()) + << paths[i].first << highQualityAntialiasing; + } + } +} + +void OpenGLBench::pathDrawing() +{ + QFETCH(QPainterPath, path); + QFETCH(bool, highQualityAntialiasing); + + // warm-up + { + QPainterPath dummy; + dummy.addRect(-1, -1, 2, 2); + QPainter p(pb); + p.setRenderHint(QPainter::Antialiasing, highQualityAntialiasing); + p.setRenderHint(QPainter::HighQualityAntialiasing, highQualityAntialiasing); + p.translate(pb->width() / 2, pb->height() / 2); + p.rotate(30); + p.drawPath(dummy); + p.end(); + } + + QPainter p(pb); + p.setPen(Qt::NoPen); + p.setBrush(Qt::black); + p.translate(pb->width() / 2, pb->height() / 2); + + QBENCHMARK { + p.setRenderHint(QPainter::Antialiasing, highQualityAntialiasing); + p.setRenderHint(QPainter::HighQualityAntialiasing, highQualityAntialiasing); + + p.rotate(0.01); + p.drawPath(path); + } +} + +void OpenGLBench::painterOverhead() +{ + QBENCHMARK { + QPainter p(pb); + } +} + +void OpenGLBench::startupCost_data() +{ + QTest::addColumn<bool>("highQualityAntialiasing"); + + QTest::newRow("highQualityAntialiasing=0") << false; + QTest::newRow("highQualityAntialiasing=1") << true; +} + +void OpenGLBench::startupCost() +{ + QFETCH(bool, highQualityAntialiasing); + QPainterPath path; + path.addRoundedRect(-100, -100, 200, 200, 20, 20); + QBENCHMARK { + QGLPixelBuffer buffer(512, 512); + QPainter p(&buffer); + p.setRenderHint(QPainter::Antialiasing, highQualityAntialiasing); + p.setRenderHint(QPainter::HighQualityAntialiasing, highQualityAntialiasing); + + p.translate(buffer.width() / 2, buffer.height() / 2); + p.drawPath(path); + } +} + +void OpenGLBench::lineDrawing() +{ + QPainter p(pb); + + QBENCHMARK { + p.drawLine(10, 10, 500, 500); + } +} + +void OpenGLBench::textDrawing_data() +{ + QTest::addColumn<int>("lines"); + + int lines[] = { 1, 2, 4, 8, 16, 32, 64, 128 }; + + QTest::newRow("text lines=1 (warmup run)") << 1; + for (unsigned int i = 0; i < sizeof(lines) / sizeof(int); ++i) + QTest::newRow(QString("text lines=%0").arg(lines[i]).toAscii().data()) << lines[i]; +} + +void OpenGLBench::textDrawing() +{ + QPainter p(pb); + + QFETCH(int, lines); + + p.translate(0, 16); + QBENCHMARK { + for (int i = 0; i < lines; ++i) + p.drawText(0, i, "Hello World!"); + } +} + +void OpenGLBench::clippedPainting_data() +{ + QTest::addColumn<QPainterPath>("path"); + + QRectF rect = QRectF(0, 0, pb->width(), pb->height()).adjusted(5, 5, -5, -5); + + { + QPainterPath path; + path.addRect(rect); + QTest::newRow("rect path") << path; + } + + { + QPainterPath path; + path.addRoundedRect(rect, 5, 5); + QTest::newRow("rounded rect path") << path; + } + + { + QPainterPath path; + path.addEllipse(rect); + QTest::newRow("ellipse path") << path; + } +} + +void OpenGLBench::clippedPainting() +{ + QFETCH(QPainterPath, path); + + QBENCHMARK { + QPainter p(pb); + p.setPen(Qt::NoPen); + p.setBrush(Qt::black); + + p.setClipPath(path); + p.drawRect(0, 0, pb->width(), pb->height()); + } +} + +Q_DECLARE_METATYPE(QGradient::Type) + +void OpenGLBench::gradients_data() +{ + QTest::addColumn<QGradient::Type>("gradientType"); + QTest::addColumn<bool>("objectBoundingMode"); + + QTest::newRow("warmup run") << QGradient::LinearGradient << false; + + QTest::newRow("linear gradient") << QGradient::LinearGradient << false; + QTest::newRow("radial gradient") << QGradient::RadialGradient << false; + QTest::newRow("conical gradient") << QGradient::ConicalGradient << false; + + QTest::newRow("linear gradient, object bounding mode") << QGradient::LinearGradient << true; + QTest::newRow("radial gradient, object bounding mode") << QGradient::RadialGradient << true; + QTest::newRow("conical gradient, object bounding mode") << QGradient::ConicalGradient << true; +} + +void OpenGLBench::gradients() +{ + QFETCH(QGradient::Type, gradientType); + QFETCH(bool, objectBoundingMode); + + QPointF a; + QPointF b = objectBoundingMode ? QPointF(1, 1) : QPointF(pb->width(), pb->height()); + + QGradient gradient; + switch (gradientType) { + case QGradient::LinearGradient: + gradient = QLinearGradient(a, b); + break; + case QGradient::RadialGradient: + gradient = QRadialGradient(a, b.x() / 2, b); + break; + case QGradient::ConicalGradient: + gradient = QConicalGradient((a + b)/2, 0); + break; + default: + break; + } + + if (objectBoundingMode) + gradient.setCoordinateMode(QGradient::ObjectBoundingMode); + + gradient.setColorAt(0, Qt::red); + gradient.setColorAt(0.2, Qt::blue); + gradient.setColorAt(0.4, Qt::transparent); + gradient.setColorAt(0.6, Qt::green); + gradient.setColorAt(0.8, Qt::black); + gradient.setColorAt(1, Qt::white); + + QPainter p(pb); + + QBENCHMARK { + p.fillRect(0, 0, pb->width(), pb->height(), gradient); + glFinish(); + } +} + +QTEST_MAIN(OpenGLBench) + +#include "main.moc" |