forked from qt-creator/qt-creator
dd988bdb5e
This way the plugin will successfully build with qbs again. Change-Id: Iac5fc64753bb225649ba9f62199d6248450e1546 Reviewed-by: Christian Kandeler <christian.kandeler@theqtcompany.com>
274 lines
9.5 KiB
C++
274 lines
9.5 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd
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** All rights reserved.
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** For any questions to The Qt Company, please use contact form at http://www.qt.io/contact-us
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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 The Qt Company.
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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://www.qt.io/contact-us
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**
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****************************************************************************/
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#include "memoryusagemodel.h"
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#include "qmldebug/qmlprofilereventtypes.h"
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#include "qmlprofiler/qmlprofilermodelmanager.h"
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#include <QStack>
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namespace QmlProfilerExtension {
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namespace Internal {
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using namespace QmlProfiler;
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MemoryUsageModel::MemoryUsageModel(QmlProfilerModelManager *manager, QObject *parent) :
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QmlProfilerTimelineModel(manager, QmlDebug::MemoryAllocation, QmlDebug::MaximumRangeType,
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QmlDebug::ProfileMemory, parent)
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{
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m_maxSize = 1;
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announceFeatures((1ULL << mainFeature()) | QmlDebug::Constants::QML_JS_RANGE_FEATURES);
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}
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int MemoryUsageModel::rowMaxValue(int rowNumber) const
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{
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Q_UNUSED(rowNumber);
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return m_maxSize;
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}
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int MemoryUsageModel::expandedRow(int index) const
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{
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int type = selectionId(index);
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return (type == QmlDebug::HeapPage || type == QmlDebug::LargeItem) ? 1 : 2;
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}
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int MemoryUsageModel::collapsedRow(int index) const
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{
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return expandedRow(index);
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}
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int MemoryUsageModel::typeId(int index) const
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{
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return m_data[index].typeId;
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}
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QColor MemoryUsageModel::color(int index) const
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{
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return colorBySelectionId(index);
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}
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float MemoryUsageModel::relativeHeight(int index) const
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{
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return qMin(1.0f, (float)m_data[index].size / (float)m_maxSize);
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}
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QVariantMap MemoryUsageModel::location(int index) const
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{
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static const QLatin1String file("file");
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static const QLatin1String line("line");
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static const QLatin1String column("column");
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QVariantMap result;
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int originType = m_data[index].originTypeIndex;
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if (originType > -1) {
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const QmlDebug::QmlEventLocation &location =
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modelManager()->qmlModel()->getEventTypes().at(originType).location;
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result.insert(file, location.filename);
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result.insert(line, location.line);
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result.insert(column, location.column);
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}
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return result;
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}
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QVariantList MemoryUsageModel::labels() const
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{
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QVariantList result;
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QVariantMap element;
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element.insert(QLatin1String("description"), QVariant(tr("Memory Allocation")));
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element.insert(QLatin1String("id"), QVariant(QmlDebug::HeapPage));
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result << element;
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element.clear();
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element.insert(QLatin1String("description"), QVariant(tr("Memory Usage")));
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element.insert(QLatin1String("id"), QVariant(QmlDebug::SmallItem));
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result << element;
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return result;
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}
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QVariantMap MemoryUsageModel::details(int index) const
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{
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QVariantMap result;
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const MemoryAllocation *ev = &m_data[index];
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if (ev->allocated >= -ev->deallocated)
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result.insert(QLatin1String("displayName"), tr("Memory Allocated"));
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else
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result.insert(QLatin1String("displayName"), tr("Memory Freed"));
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result.insert(tr("Total"), QString::fromLatin1("%1 bytes").arg(ev->size));
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if (ev->allocations > 0) {
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result.insert(tr("Allocated"), QString::fromLatin1("%1 bytes").arg(ev->allocated));
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result.insert(tr("Allocations"), QString::number(ev->allocations));
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}
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if (ev->deallocations > 0) {
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result.insert(tr("Deallocated"), QString::fromLatin1("%1 bytes").arg(-ev->deallocated));
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result.insert(tr("Deallocations"), QString::number(ev->deallocations));
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}
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result.insert(tr("Type"), QVariant(memoryTypeName(selectionId(index))));
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if (ev->originTypeIndex != -1) {
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result.insert(tr("Location"),
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modelManager()->qmlModel()->getEventTypes().at(ev->originTypeIndex).displayName);
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}
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return result;
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}
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struct RangeStackFrame {
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RangeStackFrame() : originTypeIndex(-1), startTime(-1), endTime(-1) {}
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RangeStackFrame(int originTypeIndex, qint64 startTime, qint64 endTime) :
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originTypeIndex(originTypeIndex), startTime(startTime), endTime(endTime) {}
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int originTypeIndex;
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qint64 startTime;
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qint64 endTime;
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};
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void MemoryUsageModel::loadData()
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{
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QmlProfilerDataModel *simpleModel = modelManager()->qmlModel();
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if (simpleModel->isEmpty())
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return;
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qint64 currentSize = 0;
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qint64 currentUsage = 0;
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int currentUsageIndex = -1;
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int currentJSHeapIndex = -1;
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QStack<RangeStackFrame> rangeStack;
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const QVector<QmlProfilerDataModel::QmlEventTypeData> &types = simpleModel->getEventTypes();
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foreach (const QmlProfilerDataModel::QmlEventData &event, simpleModel->getEvents()) {
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const QmlProfilerDataModel::QmlEventTypeData &type = types[event.typeIndex];
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while (!rangeStack.empty() && rangeStack.top().endTime < event.startTime)
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rangeStack.pop();
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if (!accepted(type)) {
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if (type.rangeType != QmlDebug::MaximumRangeType) {
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rangeStack.push(RangeStackFrame(event.typeIndex, event.startTime,
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event.startTime + event.duration));
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}
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continue;
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}
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if (type.detailType == QmlDebug::SmallItem || type.detailType == QmlDebug::LargeItem) {
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if (!rangeStack.empty() && currentUsageIndex > -1 &&
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type.detailType == selectionId(currentUsageIndex) &&
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m_data[currentUsageIndex].originTypeIndex == rangeStack.top().originTypeIndex &&
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rangeStack.top().startTime < startTime(currentUsageIndex)) {
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m_data[currentUsageIndex].update(event.numericData1);
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currentUsage = m_data[currentUsageIndex].size;
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} else {
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MemoryAllocation allocation(event.typeIndex, currentUsage,
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rangeStack.empty() ? -1 : rangeStack.top().originTypeIndex);
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allocation.update(event.numericData1);
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currentUsage = allocation.size;
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if (currentUsageIndex != -1) {
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insertEnd(currentUsageIndex,
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event.startTime - startTime(currentUsageIndex) - 1);
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}
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currentUsageIndex = insertStart(event.startTime, QmlDebug::SmallItem);
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m_data.insert(currentUsageIndex, allocation);
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}
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}
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if (type.detailType == QmlDebug::HeapPage || type.detailType == QmlDebug::LargeItem) {
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if (!rangeStack.empty() && currentJSHeapIndex > -1 &&
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type.detailType == selectionId(currentJSHeapIndex) &&
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m_data[currentJSHeapIndex].originTypeIndex ==
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rangeStack.top().originTypeIndex &&
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rangeStack.top().startTime < startTime(currentJSHeapIndex)) {
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m_data[currentJSHeapIndex].update(event.numericData1);
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currentSize = m_data[currentJSHeapIndex].size;
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} else {
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MemoryAllocation allocation(event.typeIndex, currentSize,
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rangeStack.empty() ? -1 : rangeStack.top().originTypeIndex);
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allocation.update(event.numericData1);
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currentSize = allocation.size;
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if (currentSize > m_maxSize)
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m_maxSize = currentSize;
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if (currentJSHeapIndex != -1)
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insertEnd(currentJSHeapIndex,
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event.startTime - startTime(currentJSHeapIndex) - 1);
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currentJSHeapIndex = insertStart(event.startTime, type.detailType);
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m_data.insert(currentJSHeapIndex, allocation);
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}
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}
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updateProgress(count(), simpleModel->getEvents().count());
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}
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if (currentJSHeapIndex != -1)
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insertEnd(currentJSHeapIndex, modelManager()->traceTime()->endTime() -
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startTime(currentJSHeapIndex) - 1);
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if (currentUsageIndex != -1)
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insertEnd(currentUsageIndex, modelManager()->traceTime()->endTime() -
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startTime(currentUsageIndex) - 1);
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computeNesting();
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setExpandedRowCount(3);
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setCollapsedRowCount(3);
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updateProgress(1, 1);
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}
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void MemoryUsageModel::clear()
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{
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m_data.clear();
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m_maxSize = 1;
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QmlProfilerTimelineModel::clear();
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}
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QString MemoryUsageModel::memoryTypeName(int type)
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{
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switch (type) {
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case QmlDebug::HeapPage: return tr("Heap Allocation");
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case QmlDebug::LargeItem: return tr("Large Item Allocation");
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case QmlDebug::SmallItem: return tr("Heap Usage");
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case QmlDebug::MaximumMemoryType: return tr("Total");
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default: return tr("Unknown");
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}
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}
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MemoryUsageModel::MemoryAllocation::MemoryAllocation(int type, qint64 baseAmount,
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int originTypeIndex) :
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typeId(type), size(baseAmount), allocated(0), deallocated(0), allocations(0), deallocations(0),
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originTypeIndex(originTypeIndex)
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{
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}
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void MemoryUsageModel::MemoryAllocation::update(qint64 amount)
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{
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size += amount;
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if (amount < 0) {
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deallocated += amount;
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++deallocations;
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} else {
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allocated += amount;
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++allocations;
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}
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}
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} // namespace Internal
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} // namespace QmlProfilerExtension
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