qt5base-lts/tests/benchmarks/gui/graphicsview/functional/GraphicsViewBenchmark/main.cpp
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Branched from the monolithic repo, Qt master branch, at commit
896db169ea224deb96c59ce8af800d019de63f12
2011-04-27 12:05:43 +02:00

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/****************************************************************************
**
** Copyright (C) 2011 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.
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** contained in the Technology Preview License Agreement accompanying
** this package.
**
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** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
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#include <QtTest/QtTest>
#include <QtGui/qgraphicsview.h>
#include <QtGui/qpixmapcache.h>
#include <QtGui/qdesktopwidget.h>
#include "mainview.h"
#include "dummydatagen.h"
#include "simplelist.h"
#include "itemrecyclinglist.h"
#include "simplelist.h"
#include "theme.h"
#include "commandline.h"
class tst_GraphicsViewBenchmark : public QObject
{
Q_OBJECT
public:
enum ListType {
Simple,
Recycling,
None
};
enum ScrollStep {
Slow = 2,
Normal = 8,
Fast = 64
};
tst_GraphicsViewBenchmark(Settings *settings)
: mSettings(settings), mMainView(0), currentListSize(-1), currentListType(None) {}
~tst_GraphicsViewBenchmark() {}
public slots:
void initTestCase();
void cleanupTestCase();
void init();
private slots:
// Benchmarks:
void createAndFillList_data();
void createAndFillList();
void add100ItemsToBeginningOfList_data();
void add100ItemsToBeginningOfList();
void remove100ItemsFromBeginningOfList_data();
void remove100ItemsFromBeginningOfList();
void deleteList_data();
void deleteList();
void themeChange_data();
void themeChange();
void update_data();
void update();
void scroll_data();
void scroll();
private:
Settings *mSettings;
MainView *mMainView;
DummyDataGenerator mDataGenerator;
int currentListSize;
ListType currentListType;
void resetView();
void ensureListSizeAndType(int listSize, ListType listType);
void ensureTheme(Theme::Themes theme);
void ensureRotationAngle(int rotation);
void ensureSubtreeCache(bool enable);
void ensureImageBasedRendering(bool enable);
void insertListData();
inline void setTestWidget(QGraphicsWidget *widget, int listSize, ListType listType)
{
currentListSize = listSize;
currentListType = listType;
mMainView->setTestWidget(widget);
}
};
Q_DECLARE_METATYPE(tst_GraphicsViewBenchmark::ListType)
Q_DECLARE_METATYPE(Theme::Themes)
Q_DECLARE_METATYPE(tst_GraphicsViewBenchmark::ScrollStep)
const int AddRemoveCount = 100;
static ListItem *newSimpleListItem(DummyDataGenerator &dataGenerator, const int id)
{
ListItem *item = new ListItem();
item->setText(dataGenerator.randomName(), ListItem::FirstPos );
item->setText(dataGenerator.randomPhoneNumber(QString("%1").arg(id)), ListItem::SecondPos );
item->setIcon(new IconItem(dataGenerator.randomIconItem(), item), ListItem::LeftIcon );
item->setIcon(new IconItem(dataGenerator.randomStatusItem(), item), ListItem::RightIcon);
item->setFont(Theme::p()->font(Theme::ContactName), ListItem::FirstPos);
item->setFont(Theme::p()->font(Theme::ContactNumber), ListItem::SecondPos);
item->setBorderPen(Theme::p()->listItemBorderPen());
item->setRounding(Theme::p()->listItemRounding());
item->icon(ListItem::LeftIcon)->setRotation(Theme::p()->iconRotation(ListItem::LeftIcon));
item->icon(ListItem::RightIcon)->setRotation(Theme::p()->iconRotation(ListItem::RightIcon));
item->icon(ListItem::LeftIcon)->setSmoothTransformationEnabled(Theme::p()->isIconSmoothTransformationEnabled(ListItem::LeftIcon));
item->icon(ListItem::RightIcon)->setSmoothTransformationEnabled(Theme::p()->isIconSmoothTransformationEnabled(ListItem::RightIcon));
item->icon(ListItem::LeftIcon)->setOpacityEffectEnabled(Theme::p()->isIconOpacityEffectEnabled(ListItem::LeftIcon));
item->icon(ListItem::RightIcon)->setOpacityEffectEnabled(Theme::p()->isIconOpacityEffectEnabled(ListItem::RightIcon));
return item;
}
static RecycledListItem *newRecyclingListItem(DummyDataGenerator &dataGenerator, const int id)
{
RecycledListItem *item = new RecycledListItem();
item->item()->setText(dataGenerator.randomName(), ListItem::FirstPos );
item->item()->setText(dataGenerator.randomPhoneNumber(QString("%1").arg(id)), ListItem::SecondPos );
item->item()->setIcon(new IconItem(dataGenerator.randomIconItem()), ListItem::LeftIcon );
item->item()->setIcon(new IconItem(dataGenerator.randomStatusItem()), ListItem::RightIcon);
item->item()->setFont(Theme::p()->font(Theme::ContactName), ListItem::FirstPos);
item->item()->setFont(Theme::p()->font(Theme::ContactNumber), ListItem::SecondPos);
item->item()->setBorderPen(Theme::p()->listItemBorderPen());
item->item()->setRounding(Theme::p()->listItemRounding());
item->item()->icon(ListItem::LeftIcon)->setRotation(Theme::p()->iconRotation(ListItem::LeftIcon));
item->item()->icon(ListItem::RightIcon)->setRotation(Theme::p()->iconRotation(ListItem::RightIcon));
item->item()->icon(ListItem::LeftIcon)->setSmoothTransformationEnabled(Theme::p()->isIconSmoothTransformationEnabled(ListItem::LeftIcon));
item->item()->icon(ListItem::RightIcon)->setSmoothTransformationEnabled(Theme::p()->isIconSmoothTransformationEnabled(ListItem::RightIcon));
item->item()->icon(ListItem::LeftIcon)->setOpacityEffectEnabled(Theme::p()->isIconOpacityEffectEnabled(ListItem::LeftIcon));
item->item()->icon(ListItem::RightIcon)->setOpacityEffectEnabled(Theme::p()->isIconOpacityEffectEnabled(ListItem::RightIcon));
return item;
}
static void fillList(DummyDataGenerator &dataGenerator, int itemCount, QGraphicsWidget *list)
{
if (SimpleList *simpleList = qobject_cast<SimpleList *>(list)) {
for (int i = 0; i < itemCount; ++i)
simpleList->addItem(newSimpleListItem(dataGenerator, i));
} else if (ItemRecyclingList *recyclingList = qobject_cast<ItemRecyclingList *>(list)) {
for (int i = 0; i < itemCount; ++i)
recyclingList->addItem(newRecyclingListItem(dataGenerator, i));
} else {
qFatal("fillList: internal error");
}
}
void tst_GraphicsViewBenchmark::resetView()
{
if (QGraphicsWidget *widget = mMainView->takeTestWidget()) {
delete widget;
currentListSize = -1;
currentListType = None;
QTest::qWait(50);
} else {
if (currentListSize != -1)
qFatal("tst_GraphicsViewBenchmark::resetView: internal error: wrong list size");
if (currentListType != None)
qFatal("tst_GraphicsViewBenchmark::resetView: internal error: wrong list type");
}
ensureTheme(Theme::Blue);
ensureRotationAngle(0);
ensureSubtreeCache(false);
ensureImageBasedRendering(false);
}
void tst_GraphicsViewBenchmark::ensureListSizeAndType(int listSize, ListType listType)
{
if (currentListSize != listSize || currentListType != listType) {
resetView();
if (listType == Simple) {
SimpleList *list = new SimpleList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
} else if (listType == Recycling) {
ItemRecyclingList *list = new ItemRecyclingList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
}
QTest::qWait(50);
return;
}
// Okay, we're supposed to have the right list type and size. Make sure we actually have it.
QGraphicsWidget *widget = mMainView->testWidget();
if (!widget) {
if (currentListType != None || currentListSize != -1)
qFatal("tst_GraphicsViewBenchmark::ensureListSizeAndType: internal error: no test widget");
return;
}
if (listType == Simple) {
SimpleList *list = qobject_cast<SimpleList *>(widget);
if (!list)
qFatal("tst_GraphicsViewBenchmark::ensureListSizeAndType: internal error: wrong list type");
if (list->itemCount() != listSize)
qFatal("tst_GraphicsViewBenchmark::ensureListSizeAndType: internal error: wrong list size");
} else if (listType == Recycling){
ItemRecyclingList *list = qobject_cast<ItemRecyclingList *>(widget);
if (!list)
qFatal("tst_GraphicsViewBenchmark::ensureListSizeAndType: internal error: wrong list type");
if (list->rows() != listSize)
qFatal("tst_GraphicsViewBenchmark::ensureListSizeAndType: internal error: wrong list size");
}
}
void tst_GraphicsViewBenchmark::ensureTheme(Theme::Themes theme)
{
if (Theme::p()->theme() != theme) {
Theme::p()->setTheme(theme);
// The theme change itself can take a lot of time, so make
// sure we give it a little bit time to stabilize *after*
// the changes, hence sendPostedEvents(); qWait();
QApplication::sendPostedEvents();
QTest::qWait(50);
}
}
void tst_GraphicsViewBenchmark::ensureRotationAngle(int angle)
{
const bool useTwoColumns = angle != 0;
bool wait = false;
if (mMainView->rotationAngle() != angle) {
mMainView->rotateContent(-mMainView->rotationAngle() + angle);
wait = true;
}
if (QGraphicsWidget *widget = mMainView->testWidget()) {
if (SimpleList *list = qobject_cast<SimpleList *>(widget)) {
if (list->twoColumns() != useTwoColumns) {
list->setTwoColumns(useTwoColumns);
wait = true;
}
} else if (ItemRecyclingList *list = qobject_cast<ItemRecyclingList *>(widget)) {
if (list->twoColumns() != useTwoColumns) {
list->setTwoColumns(useTwoColumns);
wait = true;
}
}
}
if (wait)
QTest::qWait(50);
}
void tst_GraphicsViewBenchmark::ensureSubtreeCache(bool enable)
{
QGraphicsWidget *widget = mMainView->testWidget();
if (!widget)
return;
if (SimpleList *list = qobject_cast<SimpleList *>(widget)) {
if (list->listItemCaching() != enable) {
list->setListItemCaching(enable);
QTest::qWait(50);
}
} else if (ItemRecyclingList *list = qobject_cast<ItemRecyclingList *>(widget)) {
if (list->listItemCaching() != enable) {
list->setListItemCaching(enable);
QTest::qWait(50);
}
}
QPixmapCache::clear();
}
void tst_GraphicsViewBenchmark::ensureImageBasedRendering(bool enable)
{
if (mMainView->imageBasedRendering() != enable) {
mMainView->setImageBasedRendering(enable);
QTest::qWait(50);
}
}
void tst_GraphicsViewBenchmark::insertListData()
{
QTest::addColumn<int>("listSize");
QTest::addColumn<ListType>("listType");
QTest::newRow("Simple list containing 10 items") << 10 << Simple;
QTest::newRow("Recycling list containing 10 items") << 10 << Recycling;
QTest::newRow("Simple list containing 50 items") << 50 << Simple;
QTest::newRow("Recycling list containing 50 items") << 50 << Recycling;
QTest::newRow("Simple list containing 500 items") << 500 << Simple;
QTest::newRow("Recycling list containing 500 items") << 500 << Recycling;
}
void tst_GraphicsViewBenchmark::initTestCase()
{
mMainView = new MainView(mSettings->options() & Settings::UseOpenGL,
mSettings->options() & Settings::OutputFps);
if (mSettings->size().width() > 0 && mSettings->size().height() > 0) {
mMainView->resize(mSettings->size().width(), mSettings->size().height());
mMainView->show();
} else {
#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5)
mMainView->showFullScreen();
#else
if (QApplication::desktop()->width() < 360 || QApplication::desktop()->height() < 640) {
mMainView->showFullScreen();
} else {
mMainView->resize(360, 640);
mMainView->show();
}
#endif
}
mDataGenerator.Reset();
SimpleList *list = new SimpleList;
list->setListItemCaching(false);
mMainView->setTestWidget(list);
fillList(mDataGenerator, 5, list);
mMainView->takeTestWidget();
delete list;
currentListSize = -1;
currentListType = None;
QTest::qWaitForWindowShown(mMainView);
}
void tst_GraphicsViewBenchmark::cleanupTestCase()
{
delete mMainView;
mMainView = 0;
}
void tst_GraphicsViewBenchmark::init()
{
// Make sure we don't have pending events in the queue.
// Yes, each test run takes a little bit longer, but the results are more stable.
QTest::qWait(150);
}
void tst_GraphicsViewBenchmark::createAndFillList_data()
{
insertListData();
}
void tst_GraphicsViewBenchmark::createAndFillList()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
resetView();
if (listType == Simple) {
QBENCHMARK {
SimpleList *list = new SimpleList;
setTestWidget(list, listSize, listType);
fillList(mDataGenerator, listSize, list);
}
} else {
QBENCHMARK {
ItemRecyclingList *list = new ItemRecyclingList;
setTestWidget(list, listSize, listType);
fillList(mDataGenerator, listSize, list);
}
}
resetView();
}
void tst_GraphicsViewBenchmark::add100ItemsToBeginningOfList_data()
{
insertListData();
}
void tst_GraphicsViewBenchmark::add100ItemsToBeginningOfList()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
resetView();
if (listType == Simple) {
SimpleList *list = new SimpleList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
QTest::qWait(50);
QBENCHMARK {
for (int i = 0; i < AddRemoveCount; ++i)
list->insertItem(0, newSimpleListItem(mDataGenerator, i));
}
} else {
ItemRecyclingList *list = new ItemRecyclingList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
QTest::qWait(50);
QBENCHMARK {
for (int i = 0; i < AddRemoveCount; ++i)
list->insertItem(0, newRecyclingListItem(mDataGenerator, i));
}
}
resetView();
}
void tst_GraphicsViewBenchmark::remove100ItemsFromBeginningOfList_data()
{
insertListData();
}
void tst_GraphicsViewBenchmark::remove100ItemsFromBeginningOfList()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
resetView();
if (listType == Simple) {
SimpleList *list = new SimpleList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
QTest::qWait(50);
QBENCHMARK {
for (int i = 0; i < AddRemoveCount; ++i)
delete list->takeItem(0);
}
} else {
ItemRecyclingList *list = new ItemRecyclingList;
fillList(mDataGenerator, listSize, list);
setTestWidget(list, listSize, listType);
QTest::qWait(50);
QBENCHMARK {
for (int i = 0; i < AddRemoveCount; ++i)
delete list->takeItem(0);
}
}
resetView();
}
void tst_GraphicsViewBenchmark::deleteList_data()
{
insertListData();
QTest::newRow("Simple list containing 1000 items") << 1000 << Simple;
QTest::newRow("Recycling list containing 1000 items") << 1000 << Recycling;
}
void tst_GraphicsViewBenchmark::deleteList()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
if (listSize < 500)
return; // Too small to measure.
QGraphicsWidget *list = 0;
if (listType == Simple)
list = new SimpleList;
else
list = new ItemRecyclingList;
fillList(mDataGenerator, listSize, list);
QTest::qWait(20);
QBENCHMARK_ONCE {
delete list;
}
}
void tst_GraphicsViewBenchmark::themeChange_data()
{
QTest::addColumn<int>("listSize");
QTest::addColumn<ListType>("listType");
QTest::addColumn<Theme::Themes>("fromTheme");
QTest::addColumn<Theme::Themes>("toTheme");
QTest::newRow("From Blue to Lime, simple list containing 10 items") << 10 << Simple << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, simple list containing 10 items") << 10 << Simple << Theme::Lime << Theme::Blue;
QTest::newRow("From Blue to Lime, recycling list containing 10 items") << 10 << Recycling << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, recycling list containing 10 items") << 10 << Recycling << Theme::Lime << Theme::Blue;
QTest::newRow("From Blue to Lime, simple list containing 50 items") << 50 << Simple << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, simple list containing 50 items") << 50 << Simple << Theme::Lime << Theme::Blue;
QTest::newRow("From Blue to Lime, recycling list containing 50 items") << 50 << Recycling << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, recycling list containing 50 items") << 50 << Recycling << Theme::Lime << Theme::Blue;
QTest::newRow("From Blue to Lime, simple list containing 500 items") << 500 << Simple << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, simple list containing 500 items") << 500 << Simple << Theme::Lime << Theme::Blue;
QTest::newRow("From Blue to Lime, recycling list containing 500 items") << 500 << Recycling << Theme::Blue << Theme::Lime;
QTest::newRow("From Lime to Blue, recycling list containing 500 items") << 500 << Recycling << Theme::Lime << Theme::Blue;
}
void tst_GraphicsViewBenchmark::themeChange()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
QFETCH(Theme::Themes, fromTheme);
QFETCH(Theme::Themes, toTheme);
if (fromTheme == toTheme)
qFatal("tst_GraphicsViewBenchmark::themeChange: to and from theme is the same");
ensureListSizeAndType(listSize, listType);
ensureTheme(fromTheme);
QBENCHMARK {
Theme::p()->setTheme(toTheme);
}
}
static inline QLatin1String stringForTheme(Theme::Themes theme)
{
if (theme == Theme::Blue)
return QLatin1String("Blue");
return QLatin1String("Lime");
}
static inline QLatin1String stringForListType(tst_GraphicsViewBenchmark::ListType type)
{
if (type == tst_GraphicsViewBenchmark::Simple)
return QLatin1String("Simple");
if (type == tst_GraphicsViewBenchmark::Recycling)
return QLatin1String("Recycling");
return QLatin1String("None");
}
static inline QLatin1String stringForScrollStep(tst_GraphicsViewBenchmark::ScrollStep step)
{
if (step == tst_GraphicsViewBenchmark::Slow)
return QLatin1String("Slow");
if (step == tst_GraphicsViewBenchmark::Normal)
return QLatin1String("Normal");
return QLatin1String("Fast");
}
static inline QString rowString(int listSize, tst_GraphicsViewBenchmark::ListType listType,
Theme::Themes theme, int toImage, int cache, int angle)
{
return QString("Items=%1, List=%2, Theme=%3, RenderToImage=%4, Cache=%5, RotAngle=%6")
.arg(QString::number(listSize)).arg(stringForListType(listType))
.arg(stringForTheme(theme)).arg(QString::number(toImage))
.arg(QString::number(cache)).arg(QString::number(angle));
}
static inline QString rowString(int listSize, tst_GraphicsViewBenchmark::ListType listType,
Theme::Themes theme, int cache, int angle,
tst_GraphicsViewBenchmark::ScrollStep step)
{
return QString("Items=%1, List=%2, Theme=%3, Cache=%4, RotAngle=%5, Speed=%6")
.arg(QString::number(listSize)).arg(stringForListType(listType))
.arg(stringForTheme(theme)).arg(QString::number(cache))
.arg(QString::number(angle)).arg(stringForScrollStep(step));
}
void tst_GraphicsViewBenchmark::update_data()
{
QTest::addColumn<int>("listSize");
QTest::addColumn<ListType>("listType");
QTest::addColumn<Theme::Themes>("theme");
QTest::addColumn<bool>("renderToImage");
QTest::addColumn<bool>("subtreeCache");
QTest::addColumn<int>("rotationAngle");
QList<ListType> listTypes;
listTypes << Simple << Recycling;
QList<int> listSizes;
listSizes << 10 << 50 << 500;
QList<Theme::Themes> themes;
themes << Theme::Blue << Theme::Lime;
QList<int> rotationAngles;
rotationAngles << 0 << 90;
// Generate rows:
foreach (ListType listType, listTypes) {
foreach (int listSize, listSizes) {
foreach (int angle, rotationAngles) {
foreach (Theme::Themes theme, themes) {
for (int toImage = 0; toImage < 2; ++toImage) {
for (int cache = 0; cache < 2; ++cache) {
QString string = rowString(listSize, listType, theme, toImage, cache, angle);
QTest::newRow(string.toLatin1()) << listSize << listType << theme << bool(toImage)
<< bool(cache) << angle;
}
}
}
}
}
}
}
void tst_GraphicsViewBenchmark::update()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
QFETCH(Theme::Themes, theme);
QFETCH(bool, renderToImage);
QFETCH(bool, subtreeCache);
QFETCH(int, rotationAngle);
mMainView->viewport()->setUpdatesEnabled(false);
ensureListSizeAndType(listSize, listType);
ensureTheme(theme);
ensureRotationAngle(rotationAngle);
ensureSubtreeCache(subtreeCache);
ensureImageBasedRendering(renderToImage);
QEventLoop loop;
QObject::connect(mMainView, SIGNAL(repainted()), &loop, SLOT(quit()));
QTimer::singleShot(4000, &loop, SLOT(quit()));
// Dry run (especially important when cache is enabled).
// NB! setUpdatesEnabled triggers an update().
mMainView->viewport()->setUpdatesEnabled(true);
loop.exec(QEventLoop::AllEvents | QEventLoop::ExcludeUserInputEvents| QEventLoop::ExcludeSocketNotifiers);
QTest::qWait(50);
QTimer::singleShot(4000, &loop, SLOT(quit()));
QBENCHMARK {
mMainView->viewport()->update();
loop.exec(QEventLoop::AllEvents | QEventLoop::ExcludeUserInputEvents| QEventLoop::ExcludeSocketNotifiers);
}
}
void tst_GraphicsViewBenchmark::scroll_data()
{
QTest::addColumn<int>("listSize");
QTest::addColumn<ListType>("listType");
QTest::addColumn<Theme::Themes>("theme");
QTest::addColumn<bool>("subtreeCache");
QTest::addColumn<int>("rotationAngle");
QTest::addColumn<ScrollStep>("scrollStep");
QList<ListType> listTypes;
listTypes << Simple << Recycling;
QList<int> listSizes;
listSizes << 10 << 50 << 500;
QList<Theme::Themes> themes;
themes << Theme::Blue << Theme::Lime;
QList<int> rotationAngles;
rotationAngles << 0 << 90;
QList<ScrollStep> scrollSteps;
scrollSteps << Slow << Normal << Fast;
// Generate rows:
foreach (ListType listType, listTypes) {
foreach (int listSize, listSizes) {
foreach (int angle, rotationAngles) {
foreach (ScrollStep step, scrollSteps) {
foreach (Theme::Themes theme, themes) {
for (int cache = 0; cache < 2; ++cache) {
QString string = rowString(listSize, listType, theme, cache, angle, step);
QTest::newRow(string.toLatin1()) << listSize << listType << theme
<< bool(cache) << angle << step;
}
}
}
}
}
}
}
void tst_GraphicsViewBenchmark::scroll()
{
QFETCH(int, listSize);
QFETCH(ListType, listType);
QFETCH(Theme::Themes, theme);
QFETCH(bool, subtreeCache);
QFETCH(int, rotationAngle);
QFETCH(ScrollStep, scrollStep);
mMainView->viewport()->setUpdatesEnabled(false);
ensureListSizeAndType(listSize, listType);
ensureTheme(theme);
ensureRotationAngle(rotationAngle);
ensureSubtreeCache(subtreeCache);
ensureImageBasedRendering(false);
ScrollBar *sb = 0;
if (listType == Simple)
sb = static_cast<SimpleList *>(mMainView->testWidget())->verticalScrollBar();
else
sb = static_cast<ItemRecyclingList *>(mMainView->testWidget())->verticalScrollBar();
const qreal sliderStart = sb->sliderSize() / qreal(2.0);
const qreal sliderTarget = sliderStart + qreal(scrollStep);
sb->setSliderPosition(sliderStart);
QEventLoop loop;
QObject::connect(mMainView, SIGNAL(repainted()), &loop, SLOT(quit()));
QTimer::singleShot(4000, &loop, SLOT(quit()));
// Dry run (especially important when cache is enabled).
// NB! setUpdatesEnabled triggers an update().
mMainView->viewport()->setUpdatesEnabled(true);
loop.exec(QEventLoop::AllEvents | QEventLoop::ExcludeUserInputEvents| QEventLoop::ExcludeSocketNotifiers);
QTest::qWait(50);
QTimer::singleShot(4000, &loop, SLOT(quit()));
QBENCHMARK {
sb->setSliderPosition(sliderTarget);
loop.exec(QEventLoop::AllEvents | QEventLoop::ExcludeUserInputEvents| QEventLoop::ExcludeSocketNotifiers);
}
}
int main(int argc, char *argv[])
{
Settings settings;
if (!readSettingsFromCommandLine(argc, argv, settings))
return 1;
// Eat command line arguments.
int aargc = 0;
for (int i = 0; i < argc; ++i) {
if (argv[i])
++aargc;
}
char **aargv = new char*[aargc];
aargc = 0;
for (int i = 0; i < argc; ++i) {
if (argv[i])
aargv[aargc++] = argv[i];
}
QApplication app(aargc, aargv);
int returnValue = 0;
if (settings.options() & Settings::ManualTest) {
MainView view(settings.options() & Settings::UseOpenGL, settings.options() & Settings::OutputFps);
DummyDataGenerator dataGenerator;
dataGenerator.Reset();
SimpleList *list = new SimpleList;
if (settings.options() & Settings::UseListItemCache)
list->setListItemCaching(true);
else
list->setListItemCaching(false);
if (settings.listItemCount())
fillList(dataGenerator, settings.listItemCount(), list);
else
fillList(dataGenerator, 500, list);
view.setTestWidget(list);
if ((settings.angle() % 360) != 0)
view.rotateContent(settings.angle());
if (settings.size().width() > 0 && settings.size().height() > 0) {
view.resize(settings.size().width(), settings.size().height());
view.show();
} else {
#if defined(Q_OS_SYMBIAN) || defined(Q_WS_MAEMO_5)
view.showFullScreen();
#else
if (QApplication::desktop()->width() < 360 || QApplication::desktop()->height() < 640) {
view.showFullScreen();
} else {
view.resize(360, 640);
view.show();
}
#endif
}
returnValue = app.exec();
} else {
QTEST_DISABLE_KEYPAD_NAVIGATION
tst_GraphicsViewBenchmark tc(&settings);
returnValue = QTest::qExec(&tc, aargc, aargv);
}
delete [] aargv;
return returnValue;
}
#include "main.moc"