--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/benchmarks/opengl/main.cpp Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,379 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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 <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"