forked from qt-creator/qt-creator
Rename QmlProfilerExtended to QmlProfilerExtension
Change-Id: I90325b264e2a41e9b52d7953c6e96e13c938705a Reviewed-by: Kai Koehne <kai.koehne@digia.com>
This commit is contained in:
542
plugins/qmlprofilerextension/pixmapcachemodel.cpp
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542
plugins/qmlprofilerextension/pixmapcachemodel.cpp
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@@ -0,0 +1,542 @@
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/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc
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** All rights reserved.
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** For any questions to Digia, please use contact form at http://qt.digia.com <http://qt.digia.com/>
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**
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** This file is part of the Qt Enterprise Qt Quick Profiler Add-on.
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**
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** Licensees holding valid Qt Enterprise licenses may use this file in
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** accordance with the Qt Enterprise License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia.
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**
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** If you have questions regarding the use of this file, please use
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** contact form at http://qt.digia.com <http://qt.digia.com/>
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**
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****************************************************************************/
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#include "pixmapcachemodel.h"
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#include "qmldebug/qmlprofilereventtypes.h"
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#include "qmlprofiler/qmlprofilermodelmanager.h"
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#include <QDebug>
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namespace QmlProfilerExtension {
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namespace Internal {
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using namespace QmlProfiler::Internal;
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class PixmapCacheModel::PixmapCacheModelPrivate {
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public:
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PixmapCacheModelPrivate(PixmapCacheModel *qq):q(qq) {}
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~PixmapCacheModelPrivate();
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PixmapCacheModel *q;
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void computeCacheSizes();
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void resizeUnfinishedLoads();
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void flattenLoads();
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void computeRowCounts();
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QVector < PixmapCacheModel::PixmapCacheEvent > eventList;
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QVector < QString > pixmapUrls;
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QVector < QPair<int, int> > pixmapSizes;
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bool isExpanded;
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int expandedRowCount;
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int collapsedRowCount;
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QString displayTime(double time);
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void addVP(QVariantList &l, QString label, qint64 time);
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qint64 minCacheSize;
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qint64 maxCacheSize;
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};
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PixmapCacheModel::PixmapCacheModel(QObject *parent)
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: AbstractTimelineModel(parent), d(new PixmapCacheModelPrivate(this))
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{
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d->collapsedRowCount = 1;
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d->expandedRowCount = 1;
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}
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PixmapCacheModel::~PixmapCacheModel()
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{
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}
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int PixmapCacheModel::categories() const
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{
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return 1;
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}
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QStringList PixmapCacheModel::categoryTitles() const
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{
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QStringList retString;
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retString << categoryLabel(0);
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return retString;
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}
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QString PixmapCacheModel::name() const
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{
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return QLatin1String("PixmapCacheTimeLineModel");
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}
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int PixmapCacheModel::count() const
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{
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return d->eventList.count();
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}
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bool PixmapCacheModel::isEmpty() const
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{
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return d->eventList.isEmpty();
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}
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bool PixmapCacheModel::eventAccepted(const QmlProfiler::Internal::QmlProfilerSimpleModel::QmlEventData &event) const
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{
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return (event.eventType == QmlDebug::PixmapCacheEvent);
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}
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qint64 PixmapCacheModel::lastTimeMark() const
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{
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return d->eventList.last().startTime;
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}
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void PixmapCacheModel::setExpanded(int category, bool expanded)
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{
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Q_UNUSED(category);
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d->isExpanded = expanded;
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}
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int PixmapCacheModel::categoryDepth(int categoryIndex) const
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{
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Q_UNUSED(categoryIndex);
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if (isEmpty())
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return 1;
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if (d->isExpanded)
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return d->expandedRowCount;
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return d->collapsedRowCount;
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}
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int PixmapCacheModel::categoryCount() const
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{
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return 1;
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}
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const QString PixmapCacheModel::categoryLabel(int categoryIndex) const
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{
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Q_UNUSED(categoryIndex);
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return QLatin1String("Pixmap Cache");
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}
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int PixmapCacheModel::findFirstIndex(qint64 startTime) const
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{
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int candidate = findFirstIndexNoParents(startTime);
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return candidate;
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}
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int PixmapCacheModel::findFirstIndexNoParents(qint64 startTime) const
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{
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if (d->eventList.isEmpty())
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return -1;
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if (d->eventList.count() == 1 || d->eventList.first().startTime+d->eventList.first().duration >= startTime)
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return 0;
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else
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if (d->eventList.last().startTime+d->eventList.last().duration <= startTime)
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return -1;
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int fromIndex = 0;
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int toIndex = d->eventList.count()-1;
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while (toIndex - fromIndex > 1) {
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int midIndex = (fromIndex + toIndex)/2;
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if (d->eventList[midIndex].startTime + d->eventList[midIndex].duration < startTime)
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fromIndex = midIndex;
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else
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toIndex = midIndex;
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}
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return toIndex;
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}
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int PixmapCacheModel::findLastIndex(qint64 endTime) const
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{
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if (d->eventList.isEmpty())
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return -1;
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if (d->eventList.first().startTime >= endTime)
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return -1;
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if (d->eventList.count() == 1)
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return 0;
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if (d->eventList.last().startTime <= endTime)
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return d->eventList.count()-1;
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int fromIndex = 0;
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int toIndex = d->eventList.count()-1;
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while (toIndex - fromIndex > 1) {
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int midIndex = (fromIndex + toIndex)/2;
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if (d->eventList[midIndex].startTime < endTime)
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fromIndex = midIndex;
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else
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toIndex = midIndex;
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}
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return fromIndex;
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}
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int PixmapCacheModel::getEventType(int index) const
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{
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Q_UNUSED(index);
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return QmlDebug::PixmapCacheEvent;
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}
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int PixmapCacheModel::getEventCategory(int index) const
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{
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Q_UNUSED(index);
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return 0;
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}
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int PixmapCacheModel::getEventRow(int index) const
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{
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if (d->isExpanded)
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return d->eventList[index].rowNumberExpanded;
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return d->eventList[index].rowNumberCollapsed;
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}
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qint64 PixmapCacheModel::getDuration(int index) const
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{
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return d->eventList[index].duration;
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}
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qint64 PixmapCacheModel::getStartTime(int index) const
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{
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return d->eventList[index].startTime;
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}
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qint64 PixmapCacheModel::getEndTime(int index) const
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{
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return getStartTime(index)+getDuration(index);
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}
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int PixmapCacheModel::getEventId(int index) const
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{
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return d->eventList[index].eventId;
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}
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QColor PixmapCacheModel::getColor(int index) const
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{
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if (d->eventList[index].pixmapEventType == PixmapCacheCountChanged)
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return QColor::fromHsl(240, 76, 166);
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int ndx = getEventId(index);
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return QColor::fromHsl((ndx*25)%360, 76, 166);
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}
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float PixmapCacheModel::getHeight(int index) const
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{
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if (d->eventList[index].pixmapEventType == PixmapCacheCountChanged) {
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float scale = d->maxCacheSize - d->minCacheSize;
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float fraction = 1.0f;
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if (scale > 1)
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fraction = (float)(d->eventList[index].cacheSize -
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d->minCacheSize) / scale;
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return fraction * 0.85f + 0.15f;
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}
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return 1.0f;
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}
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QString getFilenameOnly(QString absUrl)
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{
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int characterPos = absUrl.lastIndexOf(QLatin1Char('/'))+1;
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if (characterPos < absUrl.length())
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absUrl = absUrl.mid(characterPos);
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return absUrl;
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}
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const QVariantList PixmapCacheModel::getLabelsForCategory(int category) const
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{
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Q_UNUSED(category);
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QVariantList result;
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if (d->isExpanded && !isEmpty()) {
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{
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// Cache Size
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QVariantMap element;
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element.insert(QLatin1String("displayName"), QVariant(QLatin1String("Cache Size")));
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element.insert(QLatin1String("description"), QVariant(QLatin1String("Cache Size")));
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element.insert(QLatin1String("id"), QVariant(0));
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result << element;
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}
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for (int i=0; i < d->pixmapUrls.count(); i++) {
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// Loading
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QVariantMap element;
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element.insert(QLatin1String("displayName"), QVariant(getFilenameOnly(d->pixmapUrls[i])));
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element.insert(QLatin1String("description"), QVariant(getFilenameOnly(d->pixmapUrls[i])));
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element.insert(QLatin1String("id"), QVariant(i+1));
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result << element;
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}
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}
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return result;
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}
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QString PixmapCacheModel::PixmapCacheModelPrivate::displayTime(double time)
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{
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if (time < 1e6)
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return QString::number(time/1e3,'f',3) + trUtf8(" \xc2\xb5s");
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if (time < 1e9)
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return QString::number(time/1e6,'f',3) + tr(" ms");
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return QString::number(time/1e9,'f',3) + tr(" s");
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}
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void PixmapCacheModel::PixmapCacheModelPrivate::addVP(QVariantList &l, QString label, qint64 time)
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{
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if (time > 0) {
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QVariantMap res;
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res.insert(label, QVariant(displayTime(time)));
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l << res;
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}
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}
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const QVariantList PixmapCacheModel::getEventDetails(int index) const
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{
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QVariantList result;
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PixmapCacheEvent *ev = &d->eventList[index];
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{
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QVariantMap res;
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if (ev->pixmapEventType == PixmapCacheCountChanged)
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res.insert(QLatin1String("title"), QVariant(QLatin1String("Image Cached")));
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else if (ev->pixmapEventType == PixmapLoadingStarted)
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res.insert(QLatin1String("title"), QVariant(QLatin1String("Image Loaded")));
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result << res;
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}
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if (ev->pixmapEventType != PixmapCacheCountChanged) {
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d->addVP(result, tr("Duration"), ev->duration );
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}
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{
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QVariantMap res;
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res.insert(tr("File"), QVariant(getFilenameOnly(d->pixmapUrls[ev->urlIndex])));
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result << res;
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}
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{
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QVariantMap res;
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res.insert(tr("Width"), QVariant(QString::fromLatin1("%1 px").arg(d->pixmapSizes[ev->urlIndex].first)));
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result << res;
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res.clear();
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res.insert(tr("Height"), QVariant(QString::fromLatin1("%1 px").arg(d->pixmapSizes[ev->urlIndex].second)));
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result << res;
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}
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if (ev->pixmapEventType == PixmapLoadingStarted && ev->cacheSize == -1) {
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QVariantMap res;
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res.insert(tr("Result"), QVariant(QLatin1String("Load Error")));
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result << res;
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}
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return result;
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}
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const QVariantMap PixmapCacheModel::getEventLocation(int /*index*/) const
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{
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QVariantMap map;
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return map;
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}
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bool compareStartTimes(const PixmapCacheModel::PixmapCacheEvent&t1, const PixmapCacheModel::PixmapCacheEvent &t2)
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{
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return t1.startTime < t2.startTime;
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}
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void PixmapCacheModel::loadData()
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{
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clear();
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QmlProfilerSimpleModel *simpleModel = m_modelManager->simpleModel();
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if (simpleModel->isEmpty())
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return;
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int lastCacheSizeEvent = -1;
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int cumulatedCount = 0;
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QVector < int > pixmapStartPoints;
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foreach (const QmlProfilerSimpleModel::QmlEventData &event, simpleModel->getEvents()) {
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if (!eventAccepted(event))
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continue;
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PixmapCacheEvent newEvent;
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newEvent.pixmapEventType = event.bindingType;
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newEvent.startTime = event.startTime;
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newEvent.duration = 0;
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bool isNewEntry = false;
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newEvent.urlIndex = d->pixmapUrls.indexOf(event.location.filename);
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if (newEvent.urlIndex == -1) {
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isNewEntry = true;
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newEvent.urlIndex = d->pixmapUrls.count();
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d->pixmapUrls << event.location.filename;
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d->pixmapSizes << QPair<int, int>(0,0); // default value
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pixmapStartPoints << d->eventList.count(); // index to the starting point
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}
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if (newEvent.pixmapEventType == PixmapSizeKnown) { // pixmap size
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d->pixmapSizes[newEvent.urlIndex] = QPair<int,int>((int)event.numericData1, (int)event.numericData2);
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}
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newEvent.eventId = newEvent.urlIndex + 1;
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// Cache Size Changed Event
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if (newEvent.pixmapEventType == PixmapCacheCountChanged) {
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newEvent.startTime = event.startTime + 1; // delay 1 ns for proper sorting
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newEvent.eventId = 0;
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newEvent.rowNumberExpanded = 1;
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newEvent.rowNumberCollapsed = 1;
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qint64 pixSize = d->pixmapSizes[newEvent.urlIndex].first * d->pixmapSizes[newEvent.urlIndex].second;
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qint64 prevSize = 0;
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if (lastCacheSizeEvent != -1) {
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prevSize = d->eventList[lastCacheSizeEvent].cacheSize;
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if (event.numericData3 < cumulatedCount)
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pixSize = -pixSize;
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cumulatedCount = event.numericData3;
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d->eventList[lastCacheSizeEvent].duration = newEvent.startTime - d->eventList[lastCacheSizeEvent].startTime;
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}
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newEvent.cacheSize = prevSize + pixSize;
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d->eventList << newEvent;
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lastCacheSizeEvent = d->eventList.count() - 1;
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}
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// Load
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if (newEvent.pixmapEventType == PixmapLoadingStarted) {
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pixmapStartPoints[newEvent.urlIndex] = d->eventList.count();
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newEvent.rowNumberExpanded = newEvent.urlIndex + 2;
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d->eventList << newEvent;
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}
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if (newEvent.pixmapEventType == PixmapLoadingFinished || newEvent.pixmapEventType == PixmapLoadingError) {
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int loadIndex = pixmapStartPoints[newEvent.urlIndex];
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if (!isNewEntry) {
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d->eventList[loadIndex].duration = event.startTime - d->eventList[loadIndex].startTime;
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} else {
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// if it's a new entry it means that we don't have a corresponding start
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newEvent.pixmapEventType = PixmapLoadingStarted;
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newEvent.rowNumberExpanded = newEvent.urlIndex + 2;
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newEvent.startTime = traceStartTime();
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newEvent.duration = event.startTime - traceStartTime();
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d->eventList << newEvent;
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}
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if (event.bindingType == PixmapLoadingFinished)
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d->eventList[loadIndex].cacheSize = 1; // use count to mark success
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else
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d->eventList[loadIndex].cacheSize = -1; // ... or failure
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}
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}
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if (lastCacheSizeEvent != -1) {
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d->eventList[lastCacheSizeEvent].duration = traceEndTime() - d->eventList[lastCacheSizeEvent].startTime;
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}
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d->resizeUnfinishedLoads();
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qSort(d->eventList.begin(), d->eventList.end(), compareStartTimes);
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d->computeCacheSizes();
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d->flattenLoads();
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d->computeRowCounts();
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}
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void PixmapCacheModel::clear()
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{
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d->eventList.clear();
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d->pixmapUrls.clear();
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d->pixmapSizes.clear();
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d->collapsedRowCount = 1;
|
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d->expandedRowCount = 1;
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}
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void PixmapCacheModel::dataChanged()
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{
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if (m_modelManager->state() == QmlProfilerDataState::Done)
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loadData();
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if (m_modelManager->state() == QmlProfilerDataState::Empty)
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clear();
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emit stateChanged();
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emit dataAvailable();
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emit emptyChanged();
|
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return;
|
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}
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void PixmapCacheModel::PixmapCacheModelPrivate::computeCacheSizes()
|
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{
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minCacheSize = -1;
|
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maxCacheSize = -1;
|
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foreach (const PixmapCacheModel::PixmapCacheEvent &event, eventList) {
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if (event.pixmapEventType == PixmapCacheModel::PixmapCacheCountChanged) {
|
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if (minCacheSize == -1 || event.cacheSize < minCacheSize)
|
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minCacheSize = event.cacheSize;
|
||||
if (maxCacheSize == -1 || event.cacheSize > maxCacheSize)
|
||||
maxCacheSize = event.cacheSize;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void PixmapCacheModel::PixmapCacheModelPrivate::resizeUnfinishedLoads()
|
||||
{
|
||||
// all the "load start" events with duration 0 continue till the end of the trace
|
||||
for (int i = 0; i < eventList.count(); i++) {
|
||||
if (eventList[i].pixmapEventType == PixmapCacheModel::PixmapLoadingStarted &&
|
||||
eventList[i].duration == 0) {
|
||||
eventList[i].duration = q->traceEndTime() - eventList[i].startTime;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void PixmapCacheModel::PixmapCacheModelPrivate::flattenLoads()
|
||||
{
|
||||
// computes "compressed row"
|
||||
QVector <qint64> eventEndTimes;
|
||||
for (int i = 0; i < eventList.count(); i++) {
|
||||
PixmapCacheModel::PixmapCacheEvent *event = &eventList[i];
|
||||
if (event->pixmapEventType == PixmapCacheModel::PixmapLoadingStarted) {
|
||||
event->rowNumberCollapsed = 0;
|
||||
while (eventEndTimes.count() > event->rowNumberCollapsed &&
|
||||
eventEndTimes[event->rowNumberCollapsed] > event->startTime)
|
||||
event->rowNumberCollapsed++;
|
||||
|
||||
if (eventEndTimes.count() == event->rowNumberCollapsed)
|
||||
eventEndTimes << 0; // increase stack length, proper value added below
|
||||
eventEndTimes[event->rowNumberCollapsed] = event->startTime + event->duration;
|
||||
|
||||
// readjust to account for category empty row and bargraph
|
||||
event->rowNumberCollapsed += 2;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void PixmapCacheModel::PixmapCacheModelPrivate::computeRowCounts()
|
||||
{
|
||||
expandedRowCount = 0;
|
||||
collapsedRowCount = 0;
|
||||
foreach (const PixmapCacheModel::PixmapCacheEvent &event, eventList) {
|
||||
if (event.rowNumberExpanded > expandedRowCount)
|
||||
expandedRowCount = event.rowNumberExpanded;
|
||||
if (event.rowNumberCollapsed > collapsedRowCount)
|
||||
collapsedRowCount = event.rowNumberCollapsed;
|
||||
}
|
||||
|
||||
// Starting from 0, count is maxIndex+1
|
||||
expandedRowCount++;
|
||||
collapsedRowCount++;
|
||||
}
|
||||
|
||||
|
||||
|
||||
} // namespace Internal
|
||||
} // namespace QmlProfilerExtension
|
||||
Reference in New Issue
Block a user